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IVMAN ver1.2 - Xenosystem Co., Ltd.

1. 30 86796u e 229075m y mA hour 4994 EB 79 v Figure 110 1st Cycle s upper region s analysis result You can select smoothing method as one of the following method e Adjacent Averaging e Savitzky Golay Smoothing e FFT filter 48 Chapter 5 Example A Current density converting Open the data file Figure 111 Source data Figure 112 Tafel plot with source data Go to analysis menu and select simple math Figure 113 Simple Mathl If the sample active area is 3 023cm 2 then input the value as the above Click calculate Click apply 49 Figure 114 Simple Math2 Then the current data was converted as current density A cm 2 You can see converted data on the graph Figure 115 Tafel plot1 with current density Graph X axis label display is still not changed to current density Click right button of mouse on the location of graph and select visible items and check on scale legend Input the characters for x axis label example Current density A cm 2 ES LES 184 MES ta 183 me Current density A cm 21 Figure 116 Tafel plot2 with current density Check the current density value The value was converted as current density as the follows 50 Figure 117 E E7 ME A Ai if 000 ENS RK EX UE ae Converted data list
2. 52 IVMAN differential Analysis IV differential analysis program is utility program from IVMAN package in order to analysis of battery test data This software utility is only for WonATech product s data format To run IV differential analysis select IV differential analysis on IV untilities or Run C WProgram Files WonATechWIVMANDAWIVMAN Differential Analysis exe A File Open Open your rfd or wdf file This file came from your battery charging discharging experiment using WonATech s WBCS WMPG WPG WEIS instruments To do this click Menu icon IVMAN Differential Analysis Measured Data Voltage Profile Capacity Differential Capacity Differential Voltage EN Menu Won Tech Plot Type Line v Rescale to Show All File Name Voltage Current 5m Split Data by Current Sign at Opening in 3m Y Automatic Update Differential Analysis leas Pre Avg Factor 1E Cycle v uaun Post Avg Factor 18 P 3 Qo mAh 1000 Mass g S I I I I 1 I I I 15 0 5 3 35 40 Time h Figure 118 IVMAN differential analysis menu Click open file and select battery test data file IVMAN Differential Analysis Figure 119 Menu icon pop up menu B Graph format Using IVMAN differential analysis software you can see the following graph formats e VI vs time Measured Data tab e Specific Capacity vs voltage Voltage profile tab e Charging Capacity Disc
3. x x Ir Figure 70 Point style Chapter 4 Analysis Y ANALYSIS Simple Math Baseline Peak Search Advanced Peak Search Interpolation Smoothing Derivative Integral Semi Derivative Integral Tafel Analysis Figure 71 Analysis menu A Simple Math This function will calculate the data by mathematical rule 1 X axis for calculation Select time or voltage on active data set for x axis 2 YI axis for calculation Target parameter on active data set to be used for calculation 3 Operator selection You can select x 4 Y2 input You can input Y2 value to calculate Y2 value may be set as value or formula or external data set a Simple example Figure 72 10uA offset calculation Blue line original green line offset value 10uA red line calculated B Peak search This function is for searching peak on graph L erede UNE LE LESE may be different from yours If you cannot find any evident peaks 2 Threshold To oenerate a proper base line this module divides the first derivative of current data among the zeros For more Figure 73 Peak search window 1 Peak searching condition To find proper peak you must set proper value gt Threshold percent To generate a proper base line this module divides the first derivative of current data among their zeros For more details please do Advanced
4. Bar Plots gt Fill Base Line gt Interpolation x Scale Scale o o o D a B x x D Ir Figure 129 Point style selection IVMAN Differential Analysis Sample1 rfd v Rescale to Show All 3D Plot Measured Data Voltage Profile Capacity Differential Capacity Differential Voltage Charge Discharge EN Menu Won Tech Plot Type Line File Name D IVMAN DataWDA S Samplei rfd E Split Data by Current Sign at Opening 7 Automatic Update Differential Analysis Pre Avg Factor i 3 sE Cycle 1 n z Post Avg Factor pa Ke D D 5 9 dv V p _ pa nd Qo mAh 8 9 1000 11 Mass g 12 0 025 ls 12 x 3 3 2 Ready Figure 130 Popup menu on graph region 3 4 3 6 Voltage V 3 8 You can copy the graph into clipboard by selecting Export Image to Clipboard You can paste this graph by ctrl v on your application software such as Excel Word etc C Measured Data This tab displays charging discharging raw data as V I vs time plot Voltage Current 43 5m 42 ES 41 A 3m 3 9 2m 3 8 E gt 37 n a 83 ETTE TR TETT BIB 3 4 33 4m 32 3m 3 1 3 4m 29 i i i i i i i r m I 0 5 10 15 20 25 30 45 40 45 50 Time h Figure 131 V I vs time plot This graph is not affected by parameter setting D Voltage Profile This tab displays specific capacity vs
5. dv 1 V dv V 2 3 SE 4 5 6 0 003 5 Qo mAh 1000 amp 9 10 11 12 i 15 12 3 i 3 6 Voltage V Mass g Figure 136 Automatic update and cycle selection You can select cycle number to display graph If you want overlay multiple cycles data click the cycle number with pressing ctrl key or shift key for ranged selection 4 3D graph You can see 3D graph for differential data display or Voltage profile plot by clicking 3D graph ja rre mS Differential Capacity Differential Voltage Figure 137 3D graph 61 1 Plane Projection ae 408 we c a X Y Plane Projection Projection Style 3 X Z Plane Projection o aranh Style Y Z Plane Projection wm Graph Style gt A n Export Image to Clipboard Only Show Projection A Figure 138 3D graph show menu You can select plane projection in Show option 5 Projection Style Show Orthographic d Perspective Figure 139 Projection style There is two type depending on projection style orthographic or perspective A eA CT Sulen oe N Figure 140 3D plot orthographic style 62 ag N ENE Figure 141 3D plot perspective style Version 2 2 does not provide surface plot which have provided in previous versions You can change the view angle by dragging on the graph ym x av QNA AXIS Ki Figure 142 View angle change Left orthographic R
6. voltage 60 65 70 v uan Cycle number setting and Mass value in parameter setting at left side bar will be applied to the graph Specific capacity mAhr g Capacity mAhr Mass g IVMAN Differential Analysis sample1 rfd Moasured Data Voltage Profile capacity Differential Capacity Differential Voltage AR Menu Won Tech Plot Type Line Rescale to Show All 3D Phot We Name Charge Far Discharge fl DENMAN Cuba 5 S5arple dd Split Data by Curent Sign t Openang J Automatic Update Differential Analysis l Cycle 3 Pre Avg Factor voltage v J a a J Pest Ang Factor lg dv V 2 003 ve Do mah 1000 amp Miss a D 04 06 Specific Capacity mAh g Figure 132 Specific Capacity vs voltage E Capacity plot This tab displays specific capacity vs cycle no Cycle number setting and Mass value in parameter setting at left side bar will be applied to the graph Specific capacity mAhr g Capacity mAhr Mass g Charge LZ Discharge LZ 30 29 28 FA P un 0 I I I I Specific Capacity mAh g d nn N N N N N W l 18 1 I I I 1 I I I I I 1 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Cycle F Differential Analysis This analysis mode is to converting data to Differential capacity dQ dV vs voltage calling EVS Electrochemical voltage Spectroscopy or Differential voltage dV dQ vs specific capacity graph using battery charging discharging data file
7. 1 Differential Capacity EVS Differential capacity is the relative change in capacity as a function of the voltage normalized by the average BOL C1 25 capacity Osor The C1 25 discharge and charge data are first smoothed then the differential capacity is calculated using Equation 1 with a two point numerical differentiation Differential Capacity 21 Q gorx d A h dV To view differential capacity data click differential capacity tab 59 Charge Discharge 4 0 035 0 03 0 025 0 02 0 015 0 01 0 005 0 1 00 2 dQ dv 1 V 0 005 0 01 0 015 0 02 0 025 i i i i i i 3 32 3 4 3 6 3 8 4 42 Voltage VI Figure 133 Differential Capacity graph 2 Differential Voltage An alternative way of viewing the data is differential voltage as described in Equation 2 Differential Voltage Qsor dV d A h To view differential capacity data click differential voltage tab Charge Discharge 300 200 si A 0 100 200 Qo dV dQ V 300 400 500 600 700 i i i i i i i i i 0 1 2 3 4 gt 6 z 8 9 10 Specific Capacity ImAh al Figure 134 Differential Voltage Graph 3 Parameters for differential analysis IVMAN Differential Analysis Sample1 rfd Measured Data Voltage Profile Capacity Differential Capacity Differential Voltage R Menu Won Tech Plot Type Line v Rescale to Show All 3D Plot File N
8. 3 84371 3 847373 3 853073 3 854241 3857751 k This file conversion is depending on your selection of cycle numbers export data as cvs in Menu CI EC ge L 64 65 IVMAN Extractor This software function makes cycle data as splitted by cycle or step To run IV differential analysis select IV extractors on IV untilities or Run C WProgram FilesWWonATechWIVMAN extractorWIVMAN extractor exe To open the source file click Open button and select the file IVMAN Extractor IVMAN Extractor IVMAN Extractor File File File Export ASCII Zone Selection Zone Selection Zone Selection icyclei Cycle and Step Index Cycle icycle and Step Index Cycle Cycle and Step amp Index Select Cycle Select Cycle and Step y Cycle1 Cycle5 Step3 D Select All All Start 0 El End 3880 Cycle2 Cycle5 Step4 ETT Cycle3 Cycle6 StepO Cycle4 Cycle6 Stepi Cycle6 Step2 El 500 1k 15k 2k 25k 3k 3 5k 4k 0 500 1k 15k 2k 25k 3k 3 5k 4k 0 500 1k 15k 2k 25k 3k 3 5k 4k Index Index Index Break down criteria can be selected among cycle cycle amp step or index To save splitted files select Export ASCII tab IVMAN Extractor Export ASCII Columns to Export Cycle 7 Step 7 Time Potential voltage E Voltage3 E Capacity E Power CT Load Voltrate 7 Voltrate2 E Temperature 7 ChgCapacity 7 DischgCapa
9. 7 M Guessing To get a starting point this module malos initial guessing wilh Encar fit on a part of ancd amp c and cathodic data set which are extracted with Anodic and Cathodie values Figure 100 Tafel analysis window Tafel analysis can get tafel coefficient and corrosion rate To get corrosion rate You must provide equivalent weight and density and active area 43 1 Determine tafel region 1 Select data range Move two points at anodic region and cathodic region to proper points IVMan will fit and calculate tafel coefficient using within this region In order to set anodic limit point and cathodic limit point for tafel region click point and drag it to the location Click on this point and move it by dragging 2 Initial guessing To get a starting point this module makes initial guessing with linear fit on a part of anodic and cathodic data set which are extracted with Anodic and Cathodic values Also you can select Ecorr value as Ecorr Eeq or E D corr Intersection point 1 Click Initial guessing Ew Je ser fin non fortes fma c doc jun N ee 7 Hy To get a starting point der module makes initial guecsing with linear fit en a part of anodic and cathodic data x set which are extracted with Anadia and Cathodic te values 3 Fitting The second step is nonlinear least sunne fit ever data set between two Cursor S Figure 101 Initial guessing result 2 If initial guessin
10. Format Axis value format selection Major grid Minor grid Grid color selection Precision Valid numbers selection on axis Autoscale On off Loose fit On off If there are peaks by peak searching using this function axis will fit the scale corresponding to peak height Figure 48 Linear polarization parameters H General graph This function is for user selectable X Y axis parameters pe RE Anges AXES AE 3 5623 f A i H d L H miD im bb A 07m 0 fe Figure 49 General graph 1 File selection for graph If you did upload multiple files you can select multiple files to be activated for overlaying To select multiple files you can use ctrl left mouse button click or dragging or shift left mouse button click in Available data set 2 X Y axis parameter selection You can freely select X and Y parameters When you select parameter graph will be changed following your selection 1 Point number 2 Time 3 Sqrt t 4 T 2 5 Voltage 6 Current 7 Power 8 Semi integral 9 Integral 10 Semi derivative 1 1 Derivative 1 2 Temperature 13 Auxiliary voltage 3 axis setting Mapping Linear Log selection Grid Major Minor grid color selection Autoscale On Off Flipped Opposite axis direction NNN 4 Axis label changing Points Curent OB You can change Label by typing inside the box then axis label will be changed 24 Example Tafel plot overlay S
11. IVMAN utility is to find peaks on voltammogram simply To run IV differential analysis select IV differential analysis on IV untilities or Run C WProgram FilesWWonATechWIVMANpfmWIVMAN peak find module exe bd ap see EE IVMAN Peak Find Module Split Data by Current Sign at Opening Path Figure 148 IVMAN peak find module By clicking open button you can select data file IVMAN Peak Find Module t15001 rfd File Zone Parameters Plot Result Zone Selection 1 5u D Cycle icycle and Step Index lu Select Cycle and Step CycleO StepO a Select all All CycleO Step1 Cycle0 Step2 0 500n lu Current A 1 5u 2u Potential V nN amp l 3U f I 400m Index 600m Figure 149 I 200m 2 5u 3u 4 600m I I I 400m 200m 0 Potential V ep 3 m Zone selection to detect peak etc To change searching parameter select parameters tab IVMAN Peak Find Module t15001 rfd Parameters Condition Window Widths 50m Minimum FWHM 12m S Noise Rejection Multiplier 16 S Minimum Height 28 8n Current A Baseline D Constant Straight Line Free Straight Line Manual Straight Line Regression Polynomial Cubic Spline Based on Inflection Points 400m 200m 0 Potential V ep 3 qi Figure 150 Parameters setting
12. Peak Search in main window gt Width x value width in x axis unit Width specifies the window size to use in the quadratic least squares fit The value should be no more than about 1 2 of the half width of the peaks and can be much smaller for noise free data Large widths can reduce the apparent amplitude of peaks and shift the apparent location Ideally width should be as small as possible but must be balanced against the possibility of false peak detection due to noise gt Height y value percent This module ignores any peak found with a amplitude that is less than Height above the base line Ge gt Invert current polarity In this module current convention may be different from yours If you cannot find any evident peaks please check this box 2 Find peaks Click Find peaks Pick Peak 3 Height This module ignores any peak found with a amplitude that is less than Height above the base line 4 Width specifies the window size to use in the quadratic least squares fit The value should be no more than about 1 2 of the half width of the peaks and can be much smaller for noise free data Large widths can reduce the apparent amplitude of peaks and shift the apparent location Ideally width should be as small as possible but must be balanced against the possibility of false peak E detection due to noise v Figure 74 Peak find re
13. license by selecting Activate on left bar s Help Z7 License Code Enter your license code If you want to activate the software please e mail to sales representative License Code Figure 1 License Code Click send e mail button ZZ License Manager Library lvlib Get User Info vi E Required First Marne Last Name James Lee E Mail Address demo dema com Phone Number Fax Number 1 500 5000 Company Institute Department Demo Street Address 1 Demo Street Address 2 Country Zip Postal Code USA 0000 Note Your right to privacy is a priority bo us We recognize your need For reasonable control of information that veu share with us Therefore this statement is a corporate wide guideline and is not limited to our online business We do nat sell your information to outside organizations Our goal in gathering information is to consistently improve our relationship with you our customer Figure 2 License code application form If you did not buy IVMan and want to test this software for evaluation click cancel button If you bought IVMan then input information in blanks and click OK button Send e mail Please e mail the followings to your sales representative sales wonatech com You can also find it in clipboard IF necessary please paste CTRL V it in any text editor such as NotePad exe Product ZMANZx Host Name WAT 49F27F4165F Host ID 6284 6D7C 8DA4 9E18 First
14. must be balanced against the possibility of false peak E T n t fi Peak 1 Vp 4 350E 1 V Ip 2 547E 5 A 1 827E 5 A from baseline e E Vp Ip Peak 5 Vp 3 590E 1 V Ip 1 570E 5 A 1 646E 5 A from baseline Delete Figure 77 Edit peak list v Select peaks to be deleted by click on the list ctrl or shift key pressed blue list on above examples Click delete button Vp 4 350E 1 V Ip 2 547E 5 A 1 827E 5 A from baseline 2 Vp 7 410E 1 V Ip 8 850E 6 A 2 138E 6 A from baseline 3 Vp 7 350E 1 V Ip 8 710E 6 A 2 146E 6 A from baseline Vp 7 010E 1 V Ip 8 051E 6 A 2 050E 6 A from baseline Vp 3 590E 1 V Ip 1 570E 5 A 1 646E 5 A from baseline 6 Vp 7 000E 3 V Ip 3 894E 6 A 1 136E 8 A from baseline Figure 78 Peak deleted result Y Clic k apply button Height This module ignores any peak found with a amplitude that is less than Height above the base line Width specifies the window ste bo use in the quadratic Heint squares fit The value should be no more than abowt 1 2 of the half width of the paakr and can be much smaller for noipestres data Large widths can reduce the apparent amplitude of paakr and thf the apparent kocaman Ideally width should be as small at persibde but must be balanced against the pessibity of false peak El detection dus to noise Figure 79 34 C Advanced peak search This function is wiza
15. 852 9 12081 8 99498 9 02395 6 47392 E 1st Ch I A 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 4 38995E 3 C Qd M mAh g 9 18804 9 14922 9 14251 9 1635 9 12982 9 17258 9 17842 9 17842 9 16667 9 14063 9 09392 9 03365 9 10093 0 D Let Ch E 1st Ch Q mAh Q M mAh g 7 43995E 2 1 48784E 1 2 23171E 1 2 97558E 1 3 71953E 1 4 46356E 1 5 20745E 1 5 95132E 1 6 69519E 1 7 43906E 1 8 18294E 1 8 9268E 1 9 67067E 1 1 04146E 0 1 11585E 0 1 19023E 0 1 26462E 0 7 43995E 2 1 48784E 1 2 23171E 1 2 97558E 1 3 71953E 1 4 46356E 1 5 20745E 1 5 95132E 1 6 69519E 1 7 43906E 1 8 18294E 1 8 9268E 1 9 67067E 1 1 04146E 0 1 11585E 0 1 19023E 0 1 26462E 0 Let Disch t s 10248 10309 10370 10431 10492 10553 10614 10675 10736 10797 10858 10919 10980 11041 11102 11163 11224 Report to Excel save Table as csv Close D Ratio 96 102 922 99 2576 100 462 99 8649 99 9616 100 781 100 878 100 113 100 302 100 61 99 7051 100 43 100 853 0 E a Ratio to Pre gt Summary Report to Excel Save Table as CSV Figure 147 Summary preview You can save this contents as ascii file or transfer it to Excel If you have your own excel template Automatic reporting is available IVMAN peak find module This
16. 9 ERN NEM ER 1 SEED LENO OSes EE 35 2 step DENNE ee Ee ER 3 RE Me e EE 36 4 A EE NE EEE 36 5 Steps Generate Base II IG tested ci 37 6 Result of Deak A O LUE 37 BA o o AA E CO COI T 38 ENO 40 ile Savitzy Golav SmOOLhlfig aan ee em 40 2 Adjacent SAV CT AS NG E 41 3 PETEN EE EEE N 41 SNED E 1 810509 A ER KR a ee A NR 42 A EE EEE EE ee ee ee o OR 42 HSD SANS hege 43 DEE EE 43 E Determine e e Ve east nee 44 2 eier Bel ee nee ee ee ee 44 3 e deiner ibn 44 4 Balgeet rate calculatiQDi PR 45 J Linear Polarization anal SIS aussen ee 46 KA ue e EE 47 Chapter 5 Ee 49 AM NENNE 49 IVMAN differential Arialysls eie ei ordeo a pee eE quse ties E babies 53 SA NE E 53 PEE EIC RR ed E 53 1 2D Eeer RS 54 Ze Manta dxis Talige FN adi 55 3 EIER 6 01 1 0 E 55 EMDR 58 K el 58 E Sore NO 59 E Elie Ed 59 1 Differential Capacity EMS illo ci 59 2 Differential VOIIQO gt iaa ee 60 3 Parameters for differential analysis 60 4 Pl 61 5 PTE 62 6 NNN NR 63 3 EXDOIt Data a5 NMS 64 INMAN Etr tor save 66 Overview A Introduction of IVMan IVMan is scientific software for time voltage current in DC mode This software package consists of IVMAN main program and IVMAN utilities which contains IVMAN differential analysis IVMAN extractor and peak searching module In IVMan main program you can do analysis with time voltage current data set for peak search smoothing tafel analysis in
17. Cad z3l Le Common Plots p 1 HiCad z4l A Color Line Width Anti Aliased Bar Plots ee Fil Base Line gt Interpolation p Point Style x Scale r Scale r Figure 66 Line style Common Plots p Line Style Line Width Anti Aliased Bar Plots Fill Base Line Interpolation Point Style x Scale Y Scale 29 d Line width 0 Niad 25 4 Common Plots p 1 NiCad Le Color 2 MiCad 251 Lo Line Style A Anti Aliased Fy Plots a Fill Base Line b ST Interpolation Point Style X Scale Y Scale Figure 67 Line width e Bar plot 15 0 D NiCad z31 Common Plots gt 1 NiCad z41 m R 2 NiCad 251 Line Style b 3 NiCad 261 Lei Line Width gt Anti Aliased Fill Base Line Interpolation Point Style x Scale Y Scale Figure 68 Bar plot f Interpolation 0 MiCad z31 Lef M Common Plots 1 HiCad z4l n 2 MiCad 251 4 Color Line Style H 3 NiCabe l A Line width gt Anti Aliased d Bar Dote 3 Fill Base Line k TD n H t Point Style D T X Scale ME ott wf Y Scale Figure 69 interpolation g Point Style U NiCad 231 Common Plots uium gt l NiCabzdl L Color gt 2 NiCad z51 Lei a a Line Style d 3 NiCad 261 L5 Line Width Anti Aliased Bar Plots gt Fill Base Line gt Interpolation x Scale Scale o o o n a a a
18. EN 8 ED 1 04 6005 13 AB LO 9 918L 5 B 751E 12 BE ild ee TN EL en aa ae 2 MEA 1 1161 BEG 14766 10 L e LL B 21 053E 11 LMS LA HE A AZ HM idea 616504 Z r 1144 31 1 4168 7 3 1006 11 RK Life Th O CS 7 5786 At a ia PARA L N en 7n 1 3 0846 Figure 26 Additional data adding to original data Chapter 3 Graph lt GRAPH 3D Graph VLTvst Ivs V Aux vs V Integral of Current Derivative of Current Tafel Graph Tafel Parameters Linear Polarization Graph Lin Pol Parameters General Graph Figure 27 Graph menu A 3D graph You can see 3D graph when you select this mode NMANLI i 64 49 i lt e c o 2 Figure 28 3D graph XY Plane Yz Plane T 7X Plane Only Projection XScile WNscale scale Invert Axis i TL CES Figure 29 3D graph menu 1 Projection You can check on or check off each parameters to view or not e XY plane e Y7 plane e ZX plane e Only projection 2 Autoscale This function makes autoscale function enable disable o Xscale o Yscale 16 3 4 o Zscale Invert Axis e X axis e Y axis e Z axis View direction change Figure 30 During dragging You can change view angle by dragging on graph Note In 3D graph there is no submenu which des
19. IVMAN Peak Find Module t15001 rfd Zone Parameters Condition X Position V 0 298574 Y Position A 1 427166E 6 Window Width zer Height A 1 870349E 6 Area C 6 622627E 6 FWHM V 0 210599 12m Lower Bound V 0 499439 Noise Rejection Multiplier Upper Bound V 0 149083 16 T SNR dB 60 34225 Minimum Height 28 8n 50m T Minimum FWHM Baseline D Constant D Straight Line Free D Straight Line Manual D Straight Line Regression D Polynomial Cubic Spline 9 Based on Inflection Points Figure 151 Peak finding result
20. IVMAN verl 2 User s Manual June 2010 T 82 31 766 5974 82 31 765 2645 E sales wonatech com service wonatech com W www wonatech com 1991 2008 WonATech Co Ltd All rights reserved Contents NN 1 A Introduction feed E EE 1 EVEN 1 E SHI Pee CUM SINUS EE EE 2 DI Installation and Sel eee EN ee 2 Es CNS TA EE 4 Fes ren DUO BE 4 ENE o DE 4 H END USER LICENSE AGREEMENT sosa ee 4 nn m 4 IVMAN M r A ee a eu 6 Enapter L Fe 7 A 7 1 BEST TE SOU ee EN EE 8 2 IS SEI dE 9 3 SE A 10 KG 10 E CONVE RI ON ee T cm 10 DJ ANS image d 12 E Generate HIME TODON nee er ee 12 Chapter 2 Ve 14 o A 14 A A ee 14 SN Experiment Data ssai eier 14 Chapter 3 GN nen er one nent ener ne eae aaa aa ee eee eee 16 A 16 1 o RENEE E 16 2 PAULO CAG AM ee ee 16 3 Dr 17 4 View direction Change ee EEE EN 17 ENE 18 A A A 18 A ee ae 19 EJ 21 Ge ie E EEN gelen ee 22 H General 1 0 E 23 de SU alo oo a 24 2 X Y axis parameter selechon REENEN 24 3 AS SS LUNN WEE 24 4 AXIS ADE e Un Le e RR ci 24 E Grap m tunchions AN N 26 PANNE 26 Chapter Analysis tiat oe oett idt tacit eod Br 31 P SIMO EE 31 1 FANN 31 2 ETT 31 3 Operator seleciona dt dd 31 4 MP 31 PP E A R 32 1 Peak searching ENN NN 32 2 si eo et 33 C Advanced Re 0
21. Name James Last Name Lee E Mail Address demo demo com Phone Number 1 800 8000 Fax Number Company Institute Demo Department Street Address1 Demo Street Address2 Zip Postal Code 0000 Country USA Serial Number Figure 3 Send a mail If you click OK button The program bring default email software to send these information to WonATech to get license code If your PC did not link internet please paste ctrl v these information into text editor and send this file to sales wonatech com by email You can receive license code by email Until receipt of license code you can use IVMan for WonATech product s data formats dmfrfd wdf wif Evaluation Version This product is not vet activated You can use it for 5 minutes on evaluation purpose Please contact your sales representative for getting license code Figure 4 Notice for 5Minute operation E Licensing Note IVMan license code is available per one PC You must install IVMan into the PC which you want to use IVMan software F Known Bug IVMan uses Microsoft Common Control to open a file however the file open dialog is not loaded in some machines It is caused from a licensing issue of the ActiveX control The easiest way to fix it is to install Microsoft Visual Studio or Visual Basic G Legal Information Information in this document is subject to change without notice This document is provided for informational purposes only and WonATech m
22. akes no warranties either express or implied in this document The entire risk of the use or the results of the use of this document remains with the user Without limiting the rights under copyright no part of this document may be reproduced stored in or introduced into a retrieval system or transmitted in any form or by any means or for any purpose without the express written permission of WonATech Copyright 2004 2010 WonATech All rights reserved H END USER LICENSE AGREEMENT Take the time to read this License Agreement prior to installing this software because by installing the software you accept the terms and conditions of this License Agreement Likewise if you do not accept the terms of this agreement do not install this package I License Agreement WonATech Co Ltd grants you the purchaser a non exclusive license to use the software programs included in this package This license is subject to the terms and restrictions set forth in this agreement You may Make archival copies of the software programs for the backup purpose only You may NOT Sublicense rent or lease the software programs s Modify the program Reverse engineer decompile or disassemble software program or programmable logic devices a Use in other PC Term This license is effective until terminated If you have problems Contact us at your earliest convenience We can be contacted via E mail service wonatech com Fa
23. ame Charge Discharge AV D IVMAN Data DA S 4 Sample1 rfd U Split Data by Current Sign at Opening v Automatic Update Differential Analysis Pre Avg Factor 18 ode 2 Post Avg Factor 3 18 4 dv V 5 6 7 8 1 Qo dQ dV 1 V Qo mAh 1000 E 3 10 11 12 7 i i lm 13 i 3 l 3 i i 35 36 Voltage V Mass g Figure 135 Parameter setting You may select averaging function by selecting Pre Avg factor and Post Avg Factor select data point number for averaging 60 Pre Avg factor Averaging points in raw data e Post Avg Factor Averaging points in calculated data e You can determine dV value e QO value can be input for calculation of 1 Q0 Mass value can be defined for specific capacity calculation The graph will be changed by selecting averaging and or dV automatically if you select Automatic Update If you did not check on Automatic Update you must click Differential Analysis button whenever you change the variables IVMAN Differential Analysis Sample1 rfd Measured Data Voltage Profile Capacity Differential Capacity Differential Voltage 9 9 EN Menu Won aloch Plot Type Line y Rescale to Show All 3D Plot File Name Charge N Discharge N DHIVMAN DatawD S WSamplel rfd Split Data byCurrent Sign at Opening v Automatic Update Differential Analysis Pre Avg Factor sE oe Post Avg Factor 1 00 dQ
24. ar Update File Sample 1 dmf has been changed Save the file before closing Figure 13 Confirmation message C Convert Rfd to dmf If you want to convert rfd file WonATech s WBCS WMPG WPG data file format to IVMAN data file format dmf select this menu Please select the highest level of directory Look in ZMAN Data D EI ck ES 2 Fra 3 Project Makers My Recent DProject Samples Documents project z Test F Untitled 1 Fitted E 2MAN Image Desktop My Computer My Network File name E Places Files of type Al Files v Cancel Current Folder Figure 14 Select data file folder to be converted You need to select folder which contains rfd data files and click Current Folder Then you can see left side file select section You can change this folder by clicking change directory P Convert rfd to dmf e pow o Replace All Figure 15 Select rfd folder 1 Select rfd file at left side for converting You can select multiple files To select multiple files you can use ctrl left mouse button click or dragging or shift left mouse button click 2 Click gt button to move files to be converted 25 Convert rid to dmf Change Directory Figure 16 Multiple selection of rfd file to be converted If you change your mind to convert some rfd file s which you located right side select files to cancel and click lt button When yo
25. ari file ntormanen a Summary Flor voltage vs Time Plat y Flor Current vi Tiene Plot d Plan Aux vi Tim Pet 3 Pici Current vx Wokage Plot F 7 Plez Dermative Plot d Tafel Ara 3 Lin Pel Analyst Report File would b sraid Cava Dean Omen Default Web fener Mote Abgar Preview may not be loaded property E depends on your computer system In sach rino th pieds check Dessen Default Web Bras E vell open delmal web raw like beret Lxzierer Figure 19 Report Items selection 1 Check items by double clicking which you want make your report 2 If you want to see report after generating report check on open default web browser 3 Click Save button then report file is generated same as on the above folder and files name html 12 Figure 20 Preview of report after saving report file 99 E cuv asesampesesmgem 3 30 JE was 0 Current A E Figure 21 Report file Web browser view 13 Chapter 2 View Hardware Setup Hardware Settings Summary Summary to Excel Experimental Data Data to Excel Figure 22 View menu A Information If there is experiment information inside data file This function shows this information informat ion Sun Date Time 60021 39 60000 End Date Troe TES Schedule File Sample Mo Owner Cycler Maker Egal Weight pi Deere gemi V R Anen t e Full Path af Data File Figure 23 Expe
26. city ChaCapacityUnii T Dbl Click to invert item You can select delimiter by space or tab or comma When you click export button each ascii file will be saved on destination folder Using special tab you can make capacity vs voltage data 43 IVMAN Extractor Export ASCH Mass 1g Pre Rate Experimental Pre Cycles Preview Report to Excel To generate specific capacity you can input Mass value Pre cycle selection is for discharging data analysis Except of selected cycles as pre cycle unselected cycles will display discharging capacity data only Selected pre cycles charging data amp discharging data will be displayed If you want to see charging and discharging for all cycles you can select all cycles as pre cycle by ctrl A If you click Preview button you can see the following window 67 Pre Rate Experimental 0 1 2 3 4 5 6 7 8 9 Pre re Fa EA un P GA hn Capacity Profile Figure 146 Pre Rate Experimental vo DO JO um P 0 Ara O A k F k ba F Re zl Oh UN P 0 NN Hn OH vo DO JO un P wh r 10 eb p p w B Let Ch VM 3 76618 3 788004 3 801435 3 80876 3 814713 3 819901 3 824175 3 828295 3 832264 3 836079 3 839742 3 84371 3 847373 3 85073 3 854241 3 857751 3 861567 Capacity profile preview B Qc M mAh g 8 92718 9 21765 9 10048 9 17589 9 13333 9 10145 9 09855 9 16803 9 1391 9 0
27. cluding mathematic data treatment etc For battery data analysis With IVMAN differential analysis function in IVMAN utilities it can do electrochemical voltage spectroscopy using charging discharging data set and display Voltage vs capacity With IVMAN extractor you can divide the cycle file by cycle number or step number For voltammogram s peack searching simple peak searching module may be used B What is New in IVMan Current IVMan1 1 version can load WonATech product s data set and BAS Bioanalytical systems Inc s data set dat Also It can imported ASCII file set series if they can meet data series condition These exiting features will help you manage and analyze your time voltage current data set in a more productive way than ever before History IVMan 1 0 Upgrade to IVMan 1 1 Upgrade to IVMan 1 2 C System Requirements In order to run IVMan you must ensure that your computer meets the following minimum software and hardware requirements Operating System Windows XP 2K Vista Windows7 PC PentiumIV RAM 512MB Display resolution 1280 x 1024 LAN card D Installation and Setup Installation and setup can be easily made by continuously clicking Yes after running setup exe in IVMan Package After installation you can run IVMan Main program by clicking IVMan exe If you bought IVMan and did not activate IVMan license you need to send some information to WonAlech in order to get the
28. cribes in general graph function VIT vs t This graph display 3 graphs versus time 1 Voltage vs time 2 Current vs time 3 Temperature vs time Sot 1 t T T t T I e 300000 RE 150000 2000000 200000 1 35030000 DDD Time fe I i J i i Sp BIO 130900 xD 220092 D un Temp Azx Vel ge d i D I Figure 31 V LT vs time graph Notel If there is no temperature data temperature graph is blank Note2 Please refer to graph submenu for graphic function 17 C I vs V graph This graph display Current vs voltage Figure 32 Current vs Voltage graph XScale Show Baseline Area EngineningNotaion mm O TI d Figure 33 Graph axis menu Format Axis value format selection Major grid Minor grid Grid color selection Precision Valid numbers selection on axis Autoscale On off Loose fit On off If there are peaks by peak searching using this function axis will fit the scale corresponding to peak height e Flip axis Opposite axis direction D Integral of current This function makes integration of Current data versus time or voltage to get capacity vs time or power vs m om Figure 34 Current Integral vs time graph 18 ra k ee s enc a L 4 Figure 35 Current Integral vs voltage graph There are two line One for Semi Integral and the other for Integral This graph will display calculated result by integral fu
29. d Graph Palette Clear Graph GE Cursor Legend reate Annotation x Scrolbar rm lt X Scale utoScale d Y Y Scale lt Smooth Updates Y Autosize Plot Legend Optional Plane Figure 58 Visible item menu b 1 Plot Legend On Off D HiCad z3l 1 HiCad z4l 2 HiCad z51 3 HiCad zl Figure 59 Legend on off b 2 Scale Legend On Off Z Ohm aluje j etw a Figure 60 Scale legend b 3 Graph Pallet fies Mm i 15m 10m 15m bn Jin 20 Figure 61 Graph palllet b 4 Cursor Legend Figure 62 Cursor legend IIIS 35 EN Cursor 774 64m 28 c Export simplified image Z7 Export Simplified Image 5 Bitmap bmp O Encapsulated Postscript eps C5 Enhanced Metafile emt 5 Export to clipboard C Save to File Hide Grid Help Coser essa Figure 63 Export simplified image window 5 Side function of Graph Move cursor to Legend and click on box right side of file name a Common plot WW mm Color Line Styl line Width gt Anti Aliased Bar Plots Fill Base Line P Interpolation Point Style Zap z jo seyd X Scale Y Scale Figure 64 Plot menu b Line color 15 0 0 NiCad 231 1 NiCad 241 Lex O O LU DBBBBBBHEBBE BEBE BE7EE History System O0000000000 S0DSS0 We os os o 8 Space bar togales color selection Figure 65 Line color c Line style 0 Hi
30. d Cument Capacity Differentia Capacty Orttererbal voltage FR ven Wongjlech Plot Type Line B Auf Ae i Charge SNA Lie N re LI K 7 080917 01131313003 Rearrange Data by Corrent ga F autor Ortterermal e 2 Anyos 9 4 dg I 6 Cycle A VW Post Avg Factor L e D Qo Iman 16 96 t 12 122 124 LA 128 12 ne Ready Figure 120 Zoom up e Rescale to show all initialize the zoomed plot 2 Manual axis range setting i IVMAAN Diferential Analysis Sampe Lrt eer Mastured Data voltage Profile Le apaciy Orlferentul Capacity Differential Voltage A Menu Wong Tech He Type Line Rescale to Show All 2p Plot Fila Pujerra Charge Discharge A D ebuMAN DatawDA 5 sample gg 605 Spit Data by Curnirit Sign At Opening 0525 002 Automatic Update Differential Dog ES Fre Avg Factor a 0 01 2 Cycle E lo 1 E D 0005 Post Avg Factor s e 3 6 5 i av v H 0 005 amp E 000 2 01 Go mAh B 615 1x05 3 2 Mass gl Coo 1 i i i i 1 de AA A id 4 LE voltage v Ready By clicking the maximum number or Minimum number of each axis you can input the number to select Max or Min value of graph view IVMAN Differential Analysis Sample L rtd LU Measured Data voltage Profile Capacity Differential Capacity Differential voltage A Menu Won Tech Plot Type Line gt Rescale to Show All 30 Plot rue Name Charge AY Discharge A DWIVMAN DataWDA S
31. elect Open file Select A File To Open Look in O IVMAN Data DI EI ck E3 OBAS CV Data Se BAS Cv Data 2 My Recent DA Samples Documents Data Files 3 C WBCS amp WMPG IC WBCS amp WMPG 2 Desktop Sample td Sample2 rfd Sample3 rfd Sample5 rfd My Documents My Computer Places My Gre File name p E Files of type Custom Pattern dmf rfd txt dat ivit v Cancel Figure 6 Select data file to open et t 3 o Figure 7 Main windows structure You can select raw data then IVMan convert this file format into IVMan file format dmf You can see 2 section as the above A section Graphic section B section Menu section 1 By data file source There are three kind of open data file 1 Using 3 parties ASCII file If the data file come from 3 parties ascii file and the file consists series of data in order as time voltage current or or Bioanalytical System s Epsilon format dat then Once you select one data file you may see the following window NOTE each data must be numeric not text format If data set is text format IVMAN will treat them as note section Current en ETT Er 999 000E 9 Current AY 1 00E 6 1L010E 6 a Importing Ascii file I Press OK ii You can see following figure 11 2 Using registered data format If you open registered data format WonATech product s data format then you can see the fol
32. elect file s which you want overlay I I I 10 00 10000 1 0m Figure 50 General graph example select Log Select Voltage Current Select Pas I Graph functions in IVMAN e 2D Graph function I 5 00m 10 00m Figure 51 Mouse dragging area for zoom up 3 6m 3 0m Z Ohm I I 5 51m 6 00m 7 00m 8 00m Z Ohm Figure 52 Zoom up graph 2 Axis scale Z Ohm 914 9u 5 51m 6 00m 7 00m 8 00m TFT F 1 Figure 53 Change maximum axis value by click on value 26 500 01 o 0 0 N 500 0u 914 9u 1 5 51m 6 00m 7 00m Z Ohm Figure 54 Zoom up graph 3 File name change on graph Just displaying Fitted n 1 Ndd z41 Fided ar 2 NiCad z51 Fitted ae 3 NiCad z61 Fitted XN Figure 55 Click on file name and change it 4 Graph internal function Move cursor to inside of graph and click right button then following sub menu will appear N Co pv Data Description and Tip visible Items r Export Simplified Image Clear Graph Create Annotation gt Auboscale X gt Smooth Updates gt 4ubosize Plot Legend Optional Plane Mau 11 Er TE Ml Figure 56 Graph submenu a Copy data Copy graph to clipboard as following Hyquist Pie T Cim Figure 57 Copy data to clipboard b Visible Items Ni 3 NiCad z 1 N Copy Data Description and Tip visible Items Y Plot Legend Export Simplified Image Scale Legen
33. g is not expected goto 1 step and retry 3 Fitting 1 If initial guessing result is satisfied click fitting Fitting on this process is nonlinear least square fit over data set between two cursors 44 de 6 Do Cathe Lo dees mese dee Jas 1 Select Data Range Move each cursor t the ends of you need t fit 2 Initial Guessing To get a starting point this module makes initial guessing with linear fit on a part of anodic and cathodic data set which are extracted with Anadici and Cathoadici amp values 3 Fitting The second step is nonlinear least square fit over data set between two cunors S Figure 102 Fitting result The fitting result is corrosion potential Ecorr Corrosion current Icorr Anodic Tafel coeffient Ba Cathodic tafel coefficient Bc Polarization resistance value is also calculated 2 Click Okay button 4 Corrosion rate calculation 1 New input windows will appear P Tafel Parameters NE Following parameters are needed to calculate corrosion rate Estimate or check them To get corrosion rate mpy you must input equivalent weight density and active area of your sample 2 Click OK button You can see result as the follows eve gt As Figure 103 Tafel analysis result 45 Linear Polarization analysis Figure 104 Linear polarization analysis window 1 Select data range M
34. harging capacity vs cycle number Capacity tab e 1 QO dQ dV vs voltage Differential Capacity tab e 1 Q0 dV dQ vs capacity Differential voltage tab 53 1 2D Plot general function IVMAN Differential Analysis Sample1 rfd Measured Data Voltage Profile Capacity Differential Capacity Differential Voltage R Menu Won Tech Plot Type Line Rescale td Show All 3D Plot File Name Charge Discharge D IVMAN Data DA S Samplei rfd E Split Data by Current Sign at Opening Y Automatic Update Differential Analysis Pre Avg Factor sE Post Avg Factor SE dvM 0 003 E Qo mAh d 1000 E NG Mass g I 3 6 Voltage V H u Plots You can select graph view Voltage and current vs time Capacity vs cycle number Capacity dQ dV vs voltage Differential capacity dV dQ vs discharging capacity Differential voltage e Plot Type Line Scatter dot Line Scatter e Zoom Drag to select the area for zooming PIMAN Differential Analysis 060917 01131313003 TIE WE Voltage and Current Capacity Dferenital Capacity Differential Voltage A Menu Won Tech Plot Type Une ato ae Churge AQ File Name te Del 080917 01131313003 L Reavtange Data by Current Sign J autor par Liege Analyss 9 5 HAr ctor Cycle a g A Factor el mAh 11 15 155 16 War ad KS LR Ready z 080917 01131313003 o eg Voltage an
35. ight perspective 6 Graph Style Curve plot This graph style displays plot as indivisual plot Line and dot for each data set is available Surface plot You can show 3D plot with surface 32m Show Projection Style gt Graph Style gt Curve Plot Line Point Line Point Hidden Line Surface y Surface Line Surface Normal Contour Line Surface Contour Export Image to Clipboard AJQo adj GV ww 71 7 Figure 143 Surface plot option 63 Figure 144 Surface plot with surface line G Export Data as CVS You can convert the file as ascii format To do this function select Export Data Select Data Voltage amp Current y Voltage amp Current Charge Profile Discharge Profile Capacity Differential Analysis amp Charge Differential Analysis Discharge 2 uo GJ C um b to h3 LP c 1 1 1 1 1 1 1 1 1 1 1 i Figure 145 Export data as cvs You can select data in the followings e Voltage amp current e Charge profile e Discharge profile Capacity Differential analysis Charge Differential analysis discharge joc fo OO OO OO OO OO OO CH C Time hr 0 016944 0 033889 0 050833 0 067778 0 084722 0 101667 0 118611 0 135556 0 1525 0 169444 0 186389 0 203333 0 220278 0 237222 0 254167 0 271111 Voltage V 3 76618 3 788004 3 801435 3 80876 3 814713 3 819901 3 824175 3 828295 3 832264 3 836079 3 830742
36. ion but it is too complex to evaluate efficiently Then we could pick a few known data points from the complicated function creating a lookup table and try to interpolate those data points to construct a simpler function Of course when using the simple function to calculate new data points we usually do not receive the same result as when using the original function but depending on the problem domain and the interpolation method used the gain in simplicity might offset the error It should be mentioned that there Is another very different kind of interpolation in mathematics namely the interpolation of operators The classical results about interpolation of operators are the Riesz Thorin theorem and the Marcinkiewicz theorem There also are many other subsequent results Definition From inter meaning between and pole the points or nodes Any means of calculating a new point between two or more existing data points IS interpolation There are many methods for doing this many of which involve fitting some sort of function to the data and evaluating that function at the desired point This does not exclude other means such as statistical methods of calculating interpolated data One of the simplest forms of interpolation is to take the arithmetic mean of the value of two adjacent points to find the mid point This will give the same result as a linear function evaluated at the midpoint Given a sequence of n distinct numbers x called nodes and f
37. le 1 3 Up Cycle 1 4 Dn Cycle 2 3 Up EMIL Cycle 2 4 Dn l 1a 0 304 0 000 Cycle 3 3 Up Arm 44 Height 0 099 Cvcle 3 4 Dn A i BEE i Smoothing Method T Y Adjacent Averaging nLorn nR Voltage Current Left Line 26 984m 9j 18 896u Voltage Current Right Line 816 402r 9j 4 144u i i l v de de 93 ER l i i i u m 26 0u 7 T I i i I i I I I i i 100 0m 0 0 100 0m 200 0m 300 0m 400 0m 500 0m 600 0m 700 0m 800 0m 900 0m 1 0 13 duo Find Peak Voltage V Bal 11 495174 mA hour e9 304070m y 5 158 922 a D gt Figure 109 Advanced Integral menu This function separate each cycle as positive scanning step and negative scanning step automatically You can get the peak information peak height current voltage value and area value based on base line which you can defined by inputting the voltage and current value for region or dragging cursor bar to set region ns Advanced Integral Cycles All Cycles Cycle 0 2 Dn Cycle 1 3 Up Cycle 1 4 Dn 7 0 229 90 0009 Cycle 2 3 Up i Cycle 2 4 Dn Cycle 3 3 Up Cycle 3 4 Dn Bi Smoothing Method Jj Adjacent Averaging Current A nLorn nR M de ge d Voltage Current Left Line 26 984m H 18 896u Voltage Current Right Line 816 402r 9j 4 144u deltav 789 418n ho i I I I I I I I 1 I I 100 0m 200 0m 300 0m 400 0m 500 0m 600 0m 700 0m 800 0m 900 0m 1 0 11 QE Find Peak i l Voltage V
38. lowing messege box Convert 1 Do you want to convert Samplei rfd to dmf File and to open Figure 8 Converting file to IVman format a Press OK b You can see following figure 11 3 IVMan file format Current A Kr Pune YI Plane Fe Plane SE Ed IT E Figure 9 After loading data File Selection You can upload multiple files by the above process The loaded data set will be located on memory so you can select uploaded file s by selecting it anytime Recent uploaded data file name is displayed at OPENED FILE section on left menu bar Figure 10 Display of recent uploaded file name You can see file list by clicking uploaded file name y File Ferrocene CV dat Figure 11 Uploaded File list You can select file name to be activated for graphic and data analysis When you select file you can see graph preview on 3D format at right side section A Figure 8 3 Cycle Selection If data file contains cycle information multiple cycle you can select all cycle or any of cycles for displaying and data analysis Cycle 0 Cycle 1 Cycle 2 Cycle 3 Cycle 4 Cycle 5 E y Cyde 6 Cycle 7 Cycle 8 Cycle 9 Cycle 10 Cycle 11 Cycle 12 Cycle 13 Cycle 14 Cycle 15 Figure 12 Cycle selection m B Close File If you want close recent open file or active file select Close file in File menu at left side menu b
39. nction on analysis function XScale D Show Baseline Area EngmeeingNotsion vr 1 gd Figure 36 Graph axis menu e Format Axis value format selection Major grid Minor grid Grid color selection eo Precision Valid numbers selection on axis Autoscale On off eo Loose fit On off If there are peaks by peak searching using this function axis will fit the scale corresponding to peak height e Flip axis Opposite axis direction Note For analysis of battery charging discharging data Use advanced Integral function E Derivative of current This function makes derivative of Current data versus time or voltage to get slope You can select time or voltage at X axis selection This function makes integration of Current data versus time or voltage to get capacity vs time or power vs voltage You can select time or voltage at X axis selection 19 Figure 37 Derivative of Current vs s time A IMANII p Figure 38 Derivative of current vs voltage This graph will display all calculated result by derivative function on analysis function If you did 279 order 3 order derivative the graph will show 2 order derivative 3 order derivative as the SIS examples Figure 39 Semi derivative 1 order derivative 2 order derivative 3 order derivative vs time graph XScale 1D Show Baseline Area Demo mm M Sg Figure A0 Gra
40. or each x a second number y we are looking for a function f so that flak Y k 1 7 A pair xy Is called a data point and f is called an interpolant for the data points When the numbers yx are given by a known function f we sometimes write fi 2 E Smoothing Figure 90 Smoothing window voltage current You can select graph format in voltage current or time voltage amp time current or power spectrum Figure 91 Time voltage time current power spectrum graph for smoothing 1 Savitzy Golay smoothing Input parameters for savitzy golay smoothing Figure 92 Savitzky Golay smoothing Savitzky Golay smoothing From Wikipedia The Savitzky Golay smoothing filter is a type of filter first described in 1964 by Abraham Savitzky and Marcel J E Golay The Savitzky Golay method essentially performs a local polynomial regression of degree k on a distribution of at least k 1 equally spaced points to determine the smoothed value for each point Methods are also provided for calculating the first up to the fifth derivatives The main advantage of this approach is that it tends to preserve features of the distribution such as relative 40 maxima minima and width which are usually flattened by other adjacent averaging techniques like moving averages for example The paper that the filter appeared in is one of the most widely cited papers in the jou
41. ory System Interpolation COU OB OMML Point Style HNO 06 oa 0 x Scale Space bar toggles color selection Y Scale Figure 124 Line color setting 3 Line style I Common Plots p NiCad z3l Lei 1 NiCad zd1 i olor Line Width Anti Aliased EE Bar Plots r Fill Base Line p Interpolation Point Style Ld X Scale r Scale H Figure 125 Line style setting 4 Line width z E en ET common Plots gt 1 MiCad zd1 Le ee olor 2 NiCad z51 n Line Style T Anti Aliased Bar Plots 3 Fil Base Line Interpolation p Point Style r X Scale Y Scale b Figure 126 Line width setting 56 5 Bar plot 15 0 0 NiCad z3l Le Common Plots l NiCad 00 p 2 NiCad z51 Line Style gt 3 NiCad 261 4 Line Width Anti Aliased Bar Plots Fill Base Line Interpolation m ER FY DR Point Style X Scale al Y Scale Figure 127 Bar plot setting 6 Interpolation 0 NiCad z5 en Common Plots A 1 NiCad 241 Le gt ment PM Line Style Ld 2 MiCad 261 LC ine width gt Anti Aliased Bar Plots Fill Base Line p Point Style X Scale Y Scale 250 7 10 ase Figure 128 Interpolartion setting 7 Point Style U NiCad 231 ki 1 NiCad 241 Pa Color b 2 NiCad z51 a Line Style gt gt 3 NiCad 261 L Line width Common Plots gt Anti Aliased
42. ove two points at anodic region and cathodic region to proper points IVMan will fit and calculate polarization resistance using within this region In order to set anodic limit point and cathodic limit point for linear polarization region click point and drag it to the location Click on this point and move it by dragging Figure 105 Select linear data region 2 click linear fitting Polarization lt Bl T cg Cursor O 1 4E 4 eas nm g i Figure 106 Fitting result 46 The fitting result is Polarization resistance 3 Click Okay button a New input windows will appear P Tafel Parameters i Following parameters are needed to calculate corrosion rate Estimate or check them E E E m vs PER a Figure 107 Parameter input 4 Click OK button 5 Linear polarization analysis result will be shown Pre E wel os te oe Eom les Fagineeing Notation D m Engineering casos do kommer Major Gita c E St Miner Grid o re EE Figure 108 Linear polarization analysis result K Advanced Integral This special function is for multiple cycle s capacity calculation by user setting base line and region When you click advanced integral button at left bottom side you can see following window 47 Advanced Integral Cycles Cycle 0 1 Up Cycle 0 2 Dn Cyc
43. ph axis menu 20 Format Axis value format selection Major grid Minor grid Grid color selection Precision Valid numbers selection on axis Autoscale On off Loose fit On off If there are peaks by peak searching using this function axis will fit the scale corresponding to peak height Flip axis Opposite axis direction F Tafel graph You can see Voltage vs Logl in tafel graph This graph will show the result from tafel analysis together Figure 41 Tafel graph before analysis i i r d 1 Gr EA LEG e 14 HEE4 mi ei Abiaki Vabat of Cirerer A Figure 42 Tafel graph after analysis XScale A Show Baseline Area Engineering Notation y Ji Figure 43 Graph axis menu e Format Axis value format selection e Major grid Minor grid Grid color selection Precision Valid numbers selection on axis Autoscale On off Loose fit On off If there are peaks by peak searching using this function axis will fit the scale corresponding to peak height Flip axis Opposite axis direction See tafel analysis in analysis menu Figure 44 Tafel parameters viewer Linear Polarization graph EA e Figure 45 Linear polarization graph before analysis EA 1 i ss FE Bae zZ e gt Figure 46 Linear polarization graph after analysis ks mel ajnas ee 22 Scale 1D Show Baseline Area Engineering Notation Figure 47 Graph axis menu
44. rd function to find proper peaks 1 Stepl Choose data set Figure 80 Advanced peak search front window y Current A Semi Integral Integral Semi Derivati D Figure 81 Target parameter selection for peak searching v Select data and X axis parameters in time or voltage v Click Next 2 Step2 Derivative Figure Smoothing method selection Selecting Smoothing Method v No smoothing v Adjacent averaging v Savitzky Golay Smoothing Filter v FFT filter Pd 3 Step3 Baseline point Figure 83 Baseline point determination 1 2 3 4 gt 6 Move Threshold bar which you expected Click find again button If founded baseline points is not accurate adjust Threshold value by moving threshold bar Click find again button You can add and or delete base line point by clicking add button and or delete button after selecting the point left side Each selected point can move by click move points button 4 Step4 Peak find Figure 84 Peak find window 1 2 3 4 gt 6 Select peak width and height Click find again If founded peak points is not accurate adjust width and or height value by moving threshold bar Click find again button You can add and or delete peak point by clicking add button and or delete button after selecting the point left side Each selected point can move by click move points bu
45. riment information display B Summary Display experiment summary and you can export this data to excel format it y E L E a prie e eee Briefe Kettel L 8 Sea EI A sal aset d w T Sch j LA i gang A Figure 24 Display summary C Experiment Data Display experiment data and you can export this data to excel format Lxperimental Gata gt erete stes niee weltagelV Current Al Fenper atwwej j unva age il D 0 450 Ko eg D CML 3 451 rnia 060000 0 000600 NE ida 0 00000 B ot eg i E I rel bel sa TE i eg D 1 1 H 1 RTE z 107 4 1 14764 Hi LESTE E HETE 0 bem na 1 LARS LAS 0 090080 AI E 0 0008 0 Figure 25 Experiment data display You can see additional data information adding to original data Semi integral Integral Semi derivative and th derivative Ferrara Diese tageiv te integral integra amt Derivati oui 0 DOO D 0 DOE D D OC D D000 2 X7L 4 LANE Ge Red inb TT i i Sch doi iio Fa L tz i Le 2 47 150 J 0 0 amp 4 ERLE 20 0 0006 0 1 101E 1 LATE 1 056 4506 10 oe EL ae 1 ma L Segen ddmi a 000 1 5914 4 Fan 1 651E 1 kee 1 HE A 3 6716 10 PUTA 1 43 1 PANO 1364 PEO Ta 115 4 3 4 1 a wo 1804 oe 2 HI
46. rnal Analytical ChemistH and is classed by that journal as one of its 10 seminal papers saying it can be argued that the dawn of the computer controlled analytical instrument can be traced to this article Savitzky and Golays original paper contained several typographical errors that were subsequently corrected by Steinier Termonia and Deltour 2 Adjacent averaging Figure 93 Adjacent averaging result Select the point number for averaging 3 FFT filtering Figure 94 FFT filtering result 41 F Differentiation Figure 95 Differentiation window 1 Select derivative order 2 Select smoothing method after differentiation 3 Click Differentiation button The result will display on the graph as overlay G Integral Figure 96 Integral window current vs voltage graph You can calculate internal area by check calculate internal area Also you can see graph type with current vs voltage or voltage vs time current vs time Hrre Valtage tire Eurent Figure 97 Integral window voltage vs time current vs time graph 42 H Semi Derivative Integral mee Figure 99 Semi integral result 1 Select Semi derivative or Semi integral 2 Select smoothing type after Semi derivative or integral I Tafel analysis Gala Range Move each cursor to Bu en of you need Eo Fit z
47. sult in I vs V graph If you found peaks successful you can see result data on Result section You can change graph format between I vs V or VI vs time A 3 Height This module ignores any peak found with a amplitude that is less than Height above the base line A 4 Width specifies the window size to use in the quadratic least squares fit The value should be no more than about 1 2 of the half width of the peaks and can be much smaller for noise free data Large widths can reduce the apparent amplitude of peaks and shift the apparent location Ideally width should be as small as possible but must be balanced against the possibility of false peak detection due to noise e Figure 75 Peak find result in V I vs time graph If the searching parameters in peak condition is not proper abnormal peak was found you can re adjust some parameters and try to find peaks again or you can edit some peak on peak editor 22 8 Height This module ignores any peak found with amplitude that is less than Height above the base ine 14 Width specifies the window site to use in the quadratic lexit squanes fit The value should be no mare than about 1 2 of the half width of the peaks and can be much smaller fer noise free data Lange widths can reduce the apparent amplitude ef peaks and the opperen locaton Idewlly width should be s small as possible but
48. tton 36 5 Step5 Generate Base line v Select base line type o Constant o Line with slope o Line between two ends Result of peak search Figure 85 Result of peak search You can generate report as html format by pressing save report button SS Area vs t O 43806 0 4380E 1 2552E 5 1 1248E 1 35206 1 1577E 5 1862E 5 4600E 1 1181E 2 1599E 5 4470E 1 8272E 3 Figure 86 You can fill peak area by clicking baseline fill area button Pl Advances Peak Search WI WU Figure 87 D Interpolation Figure 88 Peak find result report output II Baseline fill area Interpolation window 38 Figure 89 Interpolation result using n gt 8n Interpolation From Wikipedia In the mathematical subfield of numerical analysis interpolation is a method of constructing new data points within the range of a discrete set of known data points In engineering and science one often has a number of data points as obtained by sampling or experimentation and tries to construct a function which closely fits those data points This Is called curve fitting or regression analysis Interpolation is a specific case of curve fitting in which the function must go exactly through the data points A different problem which is closely related to interpolation is the approximation of a complicated function by a simple function Suppose we know the funct
49. u ready to convert files click convert button then rfd files will be converted to dmf files If you do not want to overwrite them automatically to existing converted files you can do turn off Replace all by clicking circle lest side of Replace all The color of this circle will be changed to grey After turn off Replace all and click convert button if there is already converted file with same file name then you can see Ll The file is already exist Do you want to replace the file Figure 17 Overwrite confirmation D Save graph as image file You can convert displayed graph at right side section1 to jpeg file or bmp file format The displayed graph is different by graph menu selection the converted image file is following this selection If there is 3 graph on sectionl the convertion will be done 3 times Each graph will be changed separately and have I D graph format name after original file name E Generate HTML report You can make report using this function When you click this function you can see report name input window r pi Report File Name Report File Name Sample5 Figure 18 Report file name input window Input the file name for report and click OK button then converting process will be done and the following window will be displayed Note During converting process You must wait till following display appears Grent Report Iterrri lo insert ie the rep
50. wSamplel rfd VA Split Data by Current Sign at Opening Y Automatic Update Oifferennal Analysis Pre Avg Factor i Cycle 1 D Post Avg Factor de Lea av M SCH m Qo mAh Mass 9 14 a 36 38 A Voltage Ready Figure 121 Axis value change for manual zooming 3 Graph option Click legend then submenu Belt will appear The menu language will display following our OS language jal Voltage v Charge b Discharge Common Plots ES ZE Li yle M o gt Bar Plots HF i Common Plots Color Line Styl Line Width Y Anti Aliased wow v gt Bar Plots gt User l l Fill Base Line gerne Interpolation gt History System Interpolation gt Point Style gt OOOOOOOOOOOD OB OMB Point Style p X Scale gt 1 1 R OG 65 6 220 e X Scale gt Y Scale gt Space bar toggles color selection Scale gt _L NS Figure 122 Graph option Move cursor to graph region and click right button of mouse The submenu will appear 3 1 Common plot Color remm vo Line Width Anti Aliased E Bar Plots Fill Base Line gt da Interpolation p M Point Style E i3 x Scale Scale Figure 123 Legend menu 2 Line color 15 0 0 NiCad 231 Lex W Common Plots gt 1 NiCad z41 L EN 33J Line Style Bar Plots U e NOOOOOOOOOO0000000 esie Hist
51. x 82 2 576 2635 Phone 82 2 578 6516 Address WonATech Co Ltd 8 6 WooMyun Dong SeoCho Ku Seoul 137 900 Korea If you write to us about a problem provide as much information as possible Limited Warranty WonATech Co Ltd warrants to the original user of this product that it shall be free of defects resulting from faulty manufacture of the product WonATech Co Ltd makes no warranties regarding either the satisfactory performance of IVMan package including the software encoded in this product or the fitness of the system for any particular purpose WonATech Co Ltd reserves the right to make revisions to the system at any time without incurring any obligation to install same on systems previously purchased All system specifications are subject to change without notice Trademarks Microsoft Windows Windows 95 Windows 98 Windows Me Windows NT Windows 2000 and Windows XP Windows Vista are registered trademarks of Microsoft Corporation LabVIEW is registered trademark of National Instruments Other names of actual companies and product names may be trademarks or registered trademarks of their respective holders IVMAN Main program Chapter 1 File FILE Open File Close File Save File Save As Convert rid to dmf Save Graph as Image File Generate HTML Report Print Window Exit Figure 5 File Menu A Open File In order to open the data file click File on left side menu and s

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