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User Manual - EL-CELL

1. more version see chapter 7 or Insulation sleeve with built in GF separator no reference ECC1 00 0210 P x more version see chapter 7 DIN7 A1 5x4 cylindrical pin NRMO0013 Cell base PAT ECC1 00 0234 A Contact pin long assy ECC1 00 0242 B aml Contact pin short assy ECC1 00 0242 A Button holder ECC1 00 0247 B y Selanne E L A eee ET Screw a a N_965 S o Shaft ring FED9029 asn ana s Button PAT ECC1 00 0253 A EL CELL User Manual PAT Cell Release 2 0 Page 17 of 19 Plunger reusable Upper plunger SS to be ordered separately ECC1 01 0026 C Lower plunger SS gap x 50 to 800 steps of 50 to be ordered separately ECC1 01 0027 C_x 12 Technical Support Technical support for this product is exclusively provided by EL CELL GmbH EL CELL GmbH Tempowerkring 8 21079 Hamburg Germany phone 49 0 40 790 12 733 fax 49 0 40 790 12 736 e mail info el cell com web www el cell com EL CELL User Manual PAT Cell Release 2 0 Page 18 of 19 13 Warranty For a period of one year from the date of shipment EL CELL GmbH hereinafter Seller warrants the goods to be free from defect in material and workmanship to the original purchaser During the warranty period Seller agrees to repair or replace defective and or nonconforming goods or parts without charge for material or labor or at the S
2. Ring shaped reference electrode Insulation sleeve Lower plunger The lower electrode can have a thickness of up to 800 um provided that the proper gap size of the lower plunger is chosen The maximum thickness of the upper electrode is 800 um EL CELL User Manual PAT Cell Release 2 0 Page 11 of 19 7 PAT Core Components Lower Plunger The lower plunger is available in different materials SS 1 4404 Al 99 5 Cu 99 9 and with different gap sizes The different gaps are necessary in order to account for the different thicknesses of the lower electrode and the separator used The term gap refers to the distance between the lower face of the built in separator thought of as having zero thickness and the upper face of the lower plunger when attached to the insulation sleeve see sketch below If you use a wrong plunger gap you may get trouble with your battery test The below figures illustrate this point Good case No bending of built in separator reference ring is in plane with separator Gap too large Excessive downward bending of built in separator reference ring is out of plane with separator EL CELL User Manual PAT Cell Release 2 0 Page 12 of 19 Gap too small Excessive upward bending of built in separator reference ring is out of plane with separator Available lower plungers The lower plunger is available with gap sizes between 50 and 800 in steps of 50 um Fo
3. 18 mm diameter sandwich geometry with a concentricity better than 0 1 mm electrode and separator dimensions are compatible with other test cells of the ECC series The PAT Cell is designed for use in the temperature range from 20 to 70 C 3 Safety Precautions Use proper safety precautions when using hazardous electrode materials and electrolytes Wear protective glasses and gloves to protect you against electrolyte that may accidentally spill out during disassembly Upon cell disassembly dispose all materials properly Metallic lithium and some insertion compounds may decompose heavily in contact with water and other solvents and can cause fire 4 Unpacking Check the contents of the packages against the list given below to verify that you have received all of the required components Contact EL CELL if anything is missing or damaged NOTE Damaged shipments must remain within the original packaging for freight company inspection EL CELL User Manual PAT Cell Release 2 0 Page 7 of 19 List of Components PAT Cell test cell without PAT Core to be ordered separately Note The components of the PAT Core insulation sleeves and plungers must be purchased separately Screw cap complete _ Cell base PAT pre assembled Button holder complete EL CELL User Manual PAT Cell Release 2 0 Page 8 of 19 5 Cell Assembly This section describes how the PAT Cell has to be assembled in order to conduct prop
4. EE E A EE one 18 E E E A N E E E E N E E T 19 EL CELL User Manual PAT Cell Release 2 0 Page 3 of 19 1 Product Description The PAT Cell is the new leadless housing of the PAT Core Two different docking stations are available the PAT Single Stand and the PAT Tray accommodating up to 16 PAT Cells Its small footprint make this combination the ideal choice for high throughput testing of Li ion battery materials PAT Tray and PAT Single Stand are covered by separate manuals http el cell com downloads downloads manuals PAT Tray with 16 PAT Cells The PAT Core is comprised of three components 1 Insulation sleeve The polypropylene insulation sleeve with a ring shaped reference electrode and a separator both pre installed at the factory sealed and ready for use in the glovebox Several different versions are available for special purposes The insulation sleeve is also available in the disassembled state so that the customer can use his own separator or reference 2 Lower plunger The lower plunger serves as the positive current collector Different gap sizes are available to match electrodes and separators with different thicknesses When using the proper gap size the lower electrode can have a maximum thickness of 800 um 3 Upper plunger The upper plunger serves as the negative current collector The maximum thickness of the upper electrode is 800 um Note that the spring force applied on the cell stack will dep
5. EL CELL electrochemical test equipment User Manual Release 2 0 Electrochemical Test Cell PAT Cell Ya Sea a ATEEN October 2015 2015 EL CELL GmbH The information in this manual has been carefully checked and believed to be accurate however no responsibility is assumed for inaccuracies EL CELL GmbH maintains the right to make changes without further notice to products described in this manual to improve reliability function or design EL CELL GmbH does not assume any liability arising from the use or application of this product EL CELL GmbH Tempowerkring 8 21079 Hamburg Germany phone 49 0 40 790 12 733 fax 49 0 40 790 12 736 e mail info el cell com web www el cell com EL CELL User Manual PAT Cell Release 2 0 Page 2 of 19 Content 1 PROGUCEIDESCHDUOllcacacasaeniccasdeceatasataiecasdiesananeeneasesaiasanadeenmiauetineadaiaasiadeninneecaiagen 4 Z FEALULCS arinean 7 IV PE CO E E E A 7 4 Unpacking sssssssssssessssrrnrrrrrsnnnnnnnrrnsnnnnnnnrrnnnnnnnnnrrnnunnnnnnrnrennnnnnnnrrrunnnnnnnrrrenn nnne 7 Bs OH PAS SOD E E E E A E T E E E E T 9 O DIKEN TES a GI O a a E E ee 11 7 PAT Core ComponentS s ssssssesssnsssnunsnssuunenenunnnnsnunenssuunenenunnnssnunnnsnunnnnsnunnnnnnnne 12 9 Dis assembiy and CleaniN g sic ccascecnensnccenancnevaccccesuesceancueeanencesnananancuancnasanecarauewieanen 15 10 COn UMA DIE S i E E E E 15 1il Spale Parlo esin 16 IPEE ee SUIDDON E E E EE
6. ative rom top current and sense 2 2S lower electrode positive current and sense R reference electrode The 5 pins in the center are for cell detection andspecial future functions EL CELL User Manual PAT Cell Release 2 0 Page 6 of 19 2 Features The PAT Cell is a test cell to accurately characterize aprotic lithium ion battery materials over long periods of times The standard PAT Core is composed of a lithium metal ring reference and a separator either glass fiber or a nonwoven polyester pasted with AlzO3 Both the reference and the separator are pre installed in a single use insulation sleeve This concept has got several advantages Ability for conducting long term measurements with a reliable reference electrode over more than one thousand hours of battery operation Ability for measuring full AND half cell impedance spectra throughout the battery s life time Increase of testing productivity by single use concept Less mistakes that may result from corrosion or cross contamination when working with re use cell components No need for cleaning or drying cell components Fast assembly and dismantling lowers lead times of experiments Easy and reliable electrolyte filling upon assembly defined electrolyte volume down to 0 05 cm3 Reliable leakage proof sealing with PE Seal and double cutting ring Reproducible and homogeneous mechanical pressure on electrodes High precision
7. battery tester channel Operation of the PAT Tray and the interplay with the connected battery tester are described in more detail in the manual of the PAT Tray http el cell com downloads downloads manuals NOTE We recommend replacing the sealing ring attached to the lid inside the screw cap right after cell disassembly EL CELL User Manual PAT Cell Release 2 0 Page 9 of 19 Lower electrode Lower plunger Further recommended tools for working with the PAT Cell ECC1 02 0005 A ECC LiPunch 18 mm for punching lithium metal foil ECS1 00 0100 A EL Cut Cutting Pliers 18 mm for cutting electrode sheets EL CELL User Manual PAT Cell Release 2 0 Page 10 of 19 6 Different Test Cases The PAT Core may be used for many different battery and capacitor types The table below summarizes some of the most common test cases In general we recommend Sleeves with built in glass fiber separator rather then thin technical separators such as Viledon or Celgard when lithium metal is used as the negative electrode and when measuring half cell impedances Battery Lower electrode Upper electrode Lower plunger Upper plunger Senator Type single use re use single use re use Li metal LCO NCA NCM or Li GF LFP D B a D Li ion LCO NCA NCM Graphite Al SS Cu SS GF or thin or LFP Al or Cu SS GF or thin EDLC Al SS GF or thin Lithiated graphite Cu SS GF or thin Upper plunger
8. eller s option demand return of the goods and tender repayment of the price Buyer s exclusive remedy is repair or replacement of defective and nonconforming goods or at Seller s option the repayment of the price Seller excludes and disclaims any liability for lost profits personal injury interruption of service or for consequential incidental or special damages arising out of resulting from or relating in any manner to these goods This Limited Warranty does not cover defects damage or nonconformity resulting from abuse misuse neglect lack of reasonable care modification or the attachment of improper devices to the goods This Limited Warranty does not cover expendable items This warranty is void when repairs are performed by a non authorized person or service center At Seller s option repairs or replacements will be made on site or at the factory If repairs or replacements are to be made at the factory Buyer shall return the goods prepaid and bear all the risks of loss until delivered to the factory If Seller returns the goods they will be delivered prepaid and Seller will bear all risks of loss until delivery to Buyer Buyer and Seller agree that this Limited Warranty shall be governed by and construed in accordance with the laws of Germany The warranties contained in this agreement are in lieu of all other warranties expressed or implied including the warranties of merchantability and fitness for a particular purpo
9. end slightly on the thickness of the upper electrode Spring force in relation to the thickness of the upper electrode Ui N D ep O p Spring force applied on gell stagk Na N e ep o0 ms O 0 200 400 600 800 1000 Thickness of upper electrode um EL CELL User Manual PAT Cell Release 2 0 Page 4 of 19 The insulation sleeve is a single use component which has to be disposed after use In contrast the plungers are available as both single use components made of battery grade copper and aluminium and as reusable components made of stainless steel 316 L 1 4404 Other materials are available on request Insulation sleeve Lower plunger PAT Cell PAT Core EL CELL User Manual PAT Cell Release 2 0 Page 5 of 19 Electrical Contacts of the PAT Cell and Interfacing with the PAT Tray and PAT Single Stand The PAT Cell is a leadless 3 electrode test cell so it does not feature any sockets where cables may be plugged into Instead the electrical connection towards the battery tester is made through contact areas at the cell bottom once the PAT Cell is inserted into one of the sockets of the PAT Tray The detail view below shows the contact areas at the cell bottom on the right and the corresponding spring loaded contact pins in the cell socket of the PAT Tray The same cell socket is used with the PAT Single Stand PAT Tray from top PAT Cell from below i o 1 1S upper electrode neg
10. er battery tests Please note that the assembly has to take place under the protective atmosphere in a glove box 1 10 11 12 13 Put the insulation sleeve 6 onto the worktop with the smaller side pointing upwards Different insulation sleeves are available for different test purposes see chapters 6 and 7 Insert the lower electrode 7 into the sleeve with the active layer facing downwards Attach the lower plunger 8 The lower plunger is available in different gap sizes in order to account for the thickness of the electrodes and separator used see chapters 6 and 7 Turn the assembly upside down Align the contact spring of the sleeve with the horizontal contact pin inside the cell base 9 Then insert the assembly into the cell base Evenly dispense approx 100 uL of electrolyte 5 on top of the separator with a pipette Note The optinum amount of electrolyte will depend on the thickness and porosity of the separator and the electrodes used Insert the upper electrode 4 into the insulation sleeve with the active layer facing downwards Attach the upper plunger 3 Attach the screw cap 1 to the cell base with the wing nut fully released Tighten the wing nut clockwise in order to seal the cell Attach the cell into a free socket of the PAT Tray The EC Link software will detect the cell and ask you to start the measurement Follow the instructions Start the electrochemical test of the associated
11. h two different types of separator borosilicate glass fiber separator Whatman GF A having a thickness of 260 um and nonwoven polyester pasted with Al203 Freudenberg Viledon FS 3005 25 having a thickness of 25 um Other separators and customized solutions are available on request Furthermore the sleeve is available in the disassembled state either with or without the lithium reference ring The table below comprises the four standard versions only article no type of testing 2 or 3 electrodes Insulation sleeve ECC1 00 0210 O x with lithium metal ring reference with glass fiber separator 260 um 3 electrodes Insulation sleeve ECC1 00 0210 A x with lithium metal ring reference with Viledon separator 25 um Insulation sleeve ECC1 00 0210 P x with glass fiber separator 260 um 2 electrodes Insulation sleeve ECC1 00 0210 B x with Viledon separator 25 um EL CELL User Manual PAT Cell Release 2 0 Page 14 of 19 9 Disassembly and Cleaning After disassembly dispose all single use components and electrodes properly If the cell base has got contaminated with electrolyte clean it with plenty of water and dry with compressed air Use less electrolyte for subsequent tests Plungers made of stainless steel have to be cleaned with plenty of water If necessary remove persistent dirt with aqueous nitric acid 20 2 hours at room temperature All other cell components are for immediate re use without cleaning 10 Consumable
12. r ordering just append the step size to the article code see table below For lower electrodes having a thickness of around 100 um we recommend a gap size of 100 when using thin separators such as Viledon or Celgard and a gap size of 200 when using our standard glass fiber separator In general for glass fiber the gap size must be approx 100 um larger than the electrode thickness because of the compression of the built in separator Gap of lower plunger in um Article code ECCI O1 ECU 11s ECCI O1 ECC 1 01 ECCI lower plunger 0027 C_50 0027 C_100 0027 C_150 0027 C_200 0027 C_800 SS Article code ECC1 01 ECC1 01 ECC1 01 ECC1 01 ECC1 01 lower plunger 0027 A_50 0027 A_100 0027 A_150 0027 A_200 0027 A_800 Al Article code ECCI O1 ECCI 01 ECCI OL ECCI1 01 ECCI O1 lower plunger 0027 B_50 0027 B_100 0027 B_150 0027 B_500 0027 B_800 Cu EL CELL User Manual PAT Cell Release 2 0 Page 13 of 19 Upper Plunger The upper plunger is available in different materials Stainless steel 1 4404 Al 99 5 and Cu 99 9 Other materials on request type of utilization article no upper plunger single use vs reusable copper single use ECC1 01 0026 A Cu 99 9 E CU 58 aluminium single use ECC1 01 0026 B Al 99 5 EN AW 1050 stainless steel reusable ECC1 01 0026 C 316L 1 4404 Insulation sleeve The insulation sleeve is available with and without a ring shaped lithium metal reference ring and wit
13. s Plunger single use Upper plunger Al ECC1 01 0026 B Upper plunger Cu ECC1 01 0026 A Lower plunger Al gap x 50 to 800 ECCi1 01 0027 A_x Lower plunger Cu gap x 50 to 800 ECC1 01 0027 B_x Insulation sleeves single use Insulation sleeve with Li reference ring and Viledon separator ECC1 00 0210 A x Insulation sleeve with Viledon separator only ECC1 00 0210 B x Insulation sleeve with Li reference ring and glass fiber separator ECC1 00 0210 0 x Insulation sleeve with glass fiber separator only ECC1 00 0210 P x Seals single use Sealing ring lid ECC1 00 0232 A EL CELL User Manual PAT Cell Release 2 0 Page 15 of 19 11 Spare Parts Components screw cap Jackshaft PAT ECC1 00 0054 C Set screw N 915 Screw cap PAT ECC1 00 0225 D Set screw N 913 Screw cap bottom PAT ECCi 00 0225 C Retaining ring ECC1 00 0243 A O Ring DIC9005 Lid inset w o thread ECC1 00 0231 B Disc spring lid ECC1 00 0233 A Sealing ring ECC1 00 0232 A Compression spring Au FED9028 EL CELL User Manual PAT Cell Release 2 0 Page 16 of 19 Components Cell base with PAT Core Upper plunger SS ECC1 01 0026 C or Upper plunger Cu ECC1 01 0026 A more version see chapter 7 Lower plunger SS ECC1 01 0027 C_x Insulation sleeve with built in GF separator and with Li reference ring ECC1 00 0210 0 x or Lower plunger Al ECC1 01 0027 A_x
14. se This Limited Warranty supersedes all prior proposals or representations oral or written and constitutes the entire understanding regarding the warranties made by Seller to Buyer This Limited Warranty may not be expanded or modified except in writing signed by the parties hereto EL CELL User Manual PAT Cell Release 2 0 Page 19 of 19

User Manual - EL-CELL

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