ISC-AERMOD View
Contents
1. oooocccococcnnconncnconononnnnonos 11 1 O Setting Up a Multi Chemical un 11 2 a Chemical le Le NEE 11 4 E OUTPUT OPUONS Ee en acabas 11 6 Dt EE Eegeregie eg 11 7 E Inlonmation tab ion 11 7 Chapter 12 Running the U S EPA Model oooccoccocccocccocccocconaconanonanonanos 12 1 El Project Stats id crol Ateca da 12 1 EW OLA tocata cito sota ici letales decian les peta todo 12 2 O Running the U S EPA Model 12 3 O Running the U S EPA EVENT Model 12 4 Chapter 13 Plot file and Graphical Options occoncoccconnoncccnconcccncnnrononnnos 13 1 O Contouring in ISC AERMOD View 13 1 SNE Ten er El de e EE 13 3 A E A E ns nec S AA E A E nactteasecsdeeons 13 4 An a 13 5 E A tna a ecm nai oeaannce ta eee aaa akep asmen ee kata tatnreen cases 13 7 A a a 13 8 POST ease a a cas 13 9 RUS 9a 0 3p EE 13 12 EE Ce 13 13 iv ISC AERMOD View e Lakes Environmental Software Biet EE O Graphical Output Toolbar cccccccceeceeseeceseeeeeseeeeesees O Concentration Converter Chapter 14 Printing PreferencCes ccscceseeeeeeeeeeseeeeneeeeees El Giele GENEE SE le vie EE Preferences General Preferences Appearance Preferences EPA Models Limits ISCSTS3 Preferences EPA Models Limits ISC PRIME Preferences EPA Models Limits AERMOD Preferences EPA Models Limits AERMAP Preferences EPA Models Limits BP2. User s Guide both User s Guide i is Kee Y Al Late Environmental IS pis on this site under permission of Lakes User s Guide SC AERMOD View Interface for the U S EPAISC and AERMOD Models DAS H La ES Jesse L Th Ph D P Eng Environmental Michael A Johnson B Sc 1996 2005 Lakes Environmental Software ISC AERMOD View O 1996 2006 Lakes Environmental Software All rights reserved Windows Windows 95 Windows 98 Windows Me Windows NT Windows 2000 Windows XP and WordPad are trademarks of Microsoft Corporation in the USA and other countries AutoCAD is a registered trademark of Autodesk Inc Published by Lakes Environmental Software 419 Phillip Street Unit 3 Waterloo Ontario N2L 3X2 Canada Tel 519 746 5995 Fax 519 746 0793 Web Site http www weblakes com e mail info weblakes com ISCAERS 3UG DISCLAIMER This document and accompanying software follow the U S EPA models and documentation ISCST3 ISC PRIME AERMOD AERMAP BPIP PCRAMMET and AERMET to the best of our understanding The user is responsible for checking the input data and the results for consistency Contents Contents Chapter 1 ISC AERMOD View Basics ccoccoccoccconcoccconconcccncnncnnncnnnonrnnnnnnnnans 1 1 O About ISC AERMOD View 1 1 E The ISCST3 Modelado 1 2 NNN E Ee EE 1 3 E The EEN Elle tee ad eg 1 3 O Installing ISC AERMOD View 1 4 System e UE TEE 1 4 Installation Instr
3. Vert Temp Oraciorta Zus lets Meteordhhgeral Sieben SOM bapi Sonno m57 Coord Optional ml Year 1 Y Coord mengt m Son Mame SPOMANEAITL ARPT Optional Lipper Ar Metecroiogical Sinton Sono 26187 X Coord Optional ri ver wees Y Coord Optional bm a H Station Mame SPOKANEINTL ARPT Option d Previous pen Ghose Meteorology Pathway dialog Met Input Data The inputs specified in the Met Input Data window differ slightly depending on the model being used See below the required inputs for each model ISCST3 amp ISC PRIME The ISCST3 amp ISC PRIME models require the following met inputs to be specified Meteorological Input Data File and Format ISCST3 amp ISC PRIME uses hourly meteorological data as one of the basic model inputs The meteorological data is read into the models from a separate data file In this panel you must specify the met data file you will be using for your project File Name Press the El button to specify the name and location of the meteorological data file to be used The full path of the specified met data file will be displayed on the panel If the specified met data file is located in the same path as the project then only the file name will be displayed Format Select from the drop down list the format of the meteorological data file specified The following formats are available for selection gt gt Default ASCII format This is the de
4. 35 Discrete Polar Receptor Tool 2 36 Discrete Cartesian Receptor ARC Tool 2 36 Uniform Cartesian Grid Tool 2 37 Non Uniform Cartesian Grid Tool 2 37 Uniform Rola Grid Tool ina dia 2 38 Non Uniform Polar Grid Tool 2 38 Plant BOUNdary E e EE 2 39 Elevations Flagpole Heights Tool 2 39 Rectangular Building TOON iia 2 40 Angled Rectangular Building Tool 2 40 Circular Building Tool a asii 2 41 Polygonal Building TOO EE 2 41 Show Hide Structure Influence Zone Tool 2 42 Show Hide GEP 5L Area of Influence Tool 2 42 Chapter 3 Control Eat Viseras 3 1 a CONTO VE 3 1 Dispersi n ODIOS a a R AR 3 2 Pollutant AVECINA WEE 3 7 Terrain Option ds 3 10 NOTO NO 2 a ro 3 12 Re Start Multi Year Files AA 3 13 EVEN TEMOR Pl od oia 3 16 SUG lOs dada dido bois 3 17 Gas Dy Deposito nai id 3 18 Seasonal Categories n nnnnenneneenenoennnoerenrnnerrnrersrrrrrrnrrrsrrrrrsnreneneer 3 21 Land Use Categorias cainin a i 3 22 Chapter 4 Source Pathway icons iia 4 1 E Source te EE 4 1 eeler SUMMA a e daa 4 2 So DEE e 4 3 Ei ell Leg DO WW ASM t 4 18 Gas Panico EE 4 21 SUCE e e clas 4 27 UDI lge 4 28 EMISSION OULOUT BEE 4 30 FIOUFLY EMISSION EE 4 31 Variable Emission Rates by Season cccoocccccocccococoncnnccnanoncnnonconononnnnnos 4 32 Variable Emission Rates by Month 4 33 Variable Emission Rates by Hour otliay 4 34 Variable Emission Rates by Wind Speed Stability Class 4 35 Variable Emission Rates by
5. Es DC Sei RR a a EEE EECH 3 abe EE ap AA MENEE EES AAA AA AAA AA TE CG d EE de dy Zeie mm SW Corner OXY Site Domain tab Layer Diagnostics tab This tab is available to help you identify potential problems with the locations of your modeling objects All objects that are used in the modeling are assigned a layer in the domain For example a project containing sources and buildings will contain two layers in the Layer Diagnostics tab Layer Diagnostics A A DN a Layer extents seem too large Layer objects ze cn bo be loo Par errar from objects e other Byers Layer Diagnostics tab If one of the layers contains objects that are located far away from the rest of the modeling objects it will be highlighted in blue in the table This could result from one set of objects being entered in UTM coordinates while another set is entered in Cartesian coordinates If the extents of a particular layer seems too large it will be highlighted in red You can zoom to a layer by selecting a layer and then clicking on the Zoom to Layer button ISC AERMOD View e Lakes Environmental Software 2 25 Chapter 2 ISC AERMOD View Interface Application Toolbar The tools available in the Application Toolbar allow you to graphically define the location project objects such as of your sources buildings grids and coastal lines If you have imported a base map into the drawing area the digitiz
6. Stadt ont 8 2 Contour Plot Files ia ds 8 4 Threshold Violation GT 8 6 FOSI P 1 OCCSSING e Siria uta 8 8 POXA FIO EE 8 10 Season HOUTE E r oO a 8 12 Kiel 8 13 va l atiom TEE 8 15 Percentiles Rolling Ave Settings ooocccccocnococccnococonnoncnnanonnnnnnos 8 16 Percentiles Rolling Ave Contour Plot Eies 8 18 ISC AERMOD View e Lakes Environmental Software iii Contents Chapter 9 Terrain KREINS 9 1 a ie A ead eens else ees es a ee ee ee 9 1 o Terrain Processor Terrain 9 2 How to Import USGS DEM Files occccocccccccncccccncccccncconcnoconcncononononos 9 3 How to Import GTOP O30 FileS ui eee 9 5 How to Import UK DTM and UK NTF Files cooocccoccccocnccccncnocnco 22 9 6 HOWTO IMPOR XYZ PICS cua a tease eateestaenees 9 7 How to Import AUTOCAD Datkties ccc cceccccseeceeeeeeeceeeeeeeeeeeaeees 9 8 O Terrain Processor Region to Import 9 11 O Terrain Processor Import Elevati0nsS cooocccocccccnococncoccnccnnnconcnnnaninos 9 14 O Terrain Processor Advanced Options nenneennnnennnennnnnennnnnnnensernnnni 9 15 Chapter 10 Building Ried e EE 10 1 Et EIERE 10 1 Rectangular Building Input 10 3 Polygonal Building INPUTS dina ibid 10 5 Circular Building Tei 10 7 O Running the EPA BPIP Model nek 10 9 Chapter 11 Multi Chemical Run Utility ooocooccocccocncocccncccnaronanonanos 11 1 o About the Multi Chemical Run Utility
7. View e Lakes Environmental Software Chapter 8 Output Pathway gt How to Specify the Percentile Rolling Averages Settings Step 1 At the top of the window you may check either one or both of the following options Create Percentiles Check this box if you wish to generate percentile plots for each combination of averaging period and percentile value Rolling Averages Check this box to generate rolling or running averages This type of average differs from the U S EPA averaging calculations also known as block averages Step 2 If the Create Percentiles option was checked then you need to specify for which percentiles plotfiles should be created Type in the percentile value in the Add New Add Value field and then press the button to add this value to the table You may repeat this for as many percentiles as you wish to add Only percentile values added to the table and checked will be considered when plotfiles are generated Step 3 When creating the percentile plot files a temporary post file POS is generated You have the option to delete this temporary file by checking the Delete temporary 1 Hour Binary POSTFILE POS box Step 4 If the Rolling Averages option was checked you can specify that calm hours and hours with missing data should not be considered when calculating the rolling averages As long as your met data is in the default format then ISC AERMOD View will can calculate rolling averages by skip
8. a Non Uniform Cartesian Grid Step 1 Select the Non Uniform Cartesian Grid tool located on the Application Toolbar Step 2 Left click with the mouse pointer on the drawing area the desired location for one of the grid corners Holding down the left mouse button drag the mouse pointer diagonally until you reach the desired grid size Release the left mouse button Step 3 The Non Uniform Cartesian Grid dialog is displayed to allow you to adjust if necessary the origin coordinates number of X and Y points and spacing Step 4 When you finish entering all the required information press the Close button A representation of the non uniform Cartesian receptor grid will be displayed on the drawing area at the specified location ISC AERMOD View e Lakes Environmental Software 2 37 Chapter 7 Meteorology Pathway CHAPTER 7 Meteorology Pathway In this Chapter Met Input Data Data Period Wind Speed Categories Wind Profile Exponents Vertical Temperature Gradients SCIM Sampling naau Meteorology Pathway The Meteorology Pathway allows you to specify the input meteorological data file and other meteorological variables including the period to process for the meteorological files You have access to the Meteorology Pathway dialog by selecting Data Meteorology Pathway from the menu or by clicking on the Met menu toolbar button E e rey ew Met The Meteorology Pathway dialog uses a two pane view The t
9. file Please note that you can preview the evaluation file only after running the model GE Click on this button to clear all the files from the List of Output Files window Bemeve Click on this button to remove the selected file from the List of Output Files window Replace iif Click on this button to replace the selected file in the List of Output Files with the alternate parameters specified Click on this button to add the specified file parameters to the List of Output Files window Percentiles Rolling Ave Settings In the Percentiles Rolling Ave Settings page you may specify the settings in order to generate percentile plots of a given averaging period Percentile values are routinely used to express air quality standards in an international setting Select Output Pathway Settings from the tree located on the left side of the Output Pathway dialog to display the available options Al Output Pathway a E A M Create Percenties pe Roding Averages Choose Percontio Add See Value 75 Zeg Thresh widan Fides el i Delete AT Past Procetiina Pies TORK Files Fark Files Evaiusion Fies _4Percentie Rolling Average E Contour Pod Files T Roing average lo sip calm hours and hours with missing data Option considered onty it ket Dato in Denyut format W Delete temporary 1 Hor Dees POSTALE POS d previos ge D Chine Output Pathway dialog Percentiles Rolling Ave Settings 8 16 ISC AERMOD
10. D model includes a wide range of options for modeling air quality impacts of pollution sources making it a popular choice among the modeling community for a variety of applications AERMOD contains basically the same options as the ISCST3 model AERMOD requires two types of meteorological data files a file containing surface scalar parameters and a file containing vertical profiles These two files are provided by the U S EPA AERMET meteorological preprocessor program PRIME building downwash algorithms based on the ISC PRIME model have been added to the AERMOD model e Use of allocatable arrays for data storage ISC AERMOD View e Lakes Environmental Software 1 3 Chapter 1 ISC AERMOD View Basics Incorporation of EVENT processing for analyzing short term source culpability Post 1997 PM10 processing A non regulatory default TOXICS option that includes optimizations for area sources and the Sampled Chronological Input Model SCIM option Explicit treatment of multiple year meteorological data files and the ANNUAL average Options to specify emissions that vary by season hour of day and day of week For applications involving elevated terrain the user must also input a hill height scale along with the receptor elevation The U S EPA AERMAP terrain preprocessing program can be used to generate hill height scales as well as terrain elevations for all receptor locations Deposition algorithms have been implemented in the A
11. ERMOD model results can be output for concentration total deposition flux dry deposition flux and or wet deposition flux The model contains algorithms for modeling the effects of settling and removal through dry deposition of large particulates and for modeling the effects of precipitation scavenging for gases or particulates Two types of files of intermediate results for debugging purposes can be requested One containing information related to the model results and the other containing gridded profiles of meteorological variables AERMOD does not make any distinction between elevated terrain below release height simple terrain and terrain above release height complex terrain AERMOD does not support the Open Pit type source The Polar Plant Boundary receptor type is not available in AERMOD A new type of receptor was included the discrete Cartesian receptors that allows for grouping of receptors e g along arcs This receptor option was designed to be used with the EVALFILE option which is described below Two additional output file options were included in AERMOD One type of file lists concentrations by rank RANKFILE The other type of output file EVALFILE provides arc maxima results along with detailed information about the plume characteristics associated with the arc maximum Installing ISC AERMOD View Before you install ISC AERMOD View make sure you have the following minimum requirements System Requiremen
12. IP Preferences Page Layout Preferences Labeling ccooooccccococnocococcnncnanononnanons Preferences Font Options cccoocccccccnccccncccccncconononanonos Preferences Logo Preferences Default Settings oocccccocccnccconcnnononos Preferences Default Palette cc ceeceeeeeeeeeeeeees Preferences Terrain Processor nennnennnennnenennnnnnnni Reterencee NNN NNN ENN NNN ENN NNN NNN NNN NNN NNN NNN NNN ENN NNN NNN NNN ENNEN NNN ANN ISC AERMOD View e Lakes Environmental Software Contents Chapter 1 ISC AERMOD View Basics CHAPTER 1 ISC AERMOD View Basics In this Chapter About ISC AERMOD View The ISCST3 Model The ISC PRIME Model The AERMOD Model Installing ISC AERMOD View OOUQOUOU About ISC AERMOD View ISC AERMOD View is a complete and powerful air dispersion modeling package which seamlessly incorporates the popular U S EPA models ISCST3 ISC PRIME and AERMOD into one interface without any modifications to the models These models are used extensively to assess pollution concentration and deposition from a wide variety of sources ISC AERMOD View is a true native Microsoft Windows application and runs in Windows 2000 XP and NT4 Service Pack 6 ISC AERMOD View interface forthe U S EPA ISC and AERMOO Models Some Features Easy and intuitive graphical interface of ISC AERMOD View can help you create impressive pre
13. Wind Gpoeed 4 36 Variable Emission Rates by Geasoniiour ooccccccoccnnccnoccnonononcnnoncnnnnnos 4 37 Variable Emission Rates by Geason Hour l oy 4 38 ISC AERMOD View e Lakes Environmental Software Contents Variable Emission Rates by Season Hour 7 DayS ooccccccoccnconccnncnno 4 39 Chapter 5 Receptor Pathway REENEN ENKER R ENEE REENEN REENEN ENEE 5 1 E Receptor PalhWaYy canas dais 5 1 Receptor SUMMA a tra 5 2 EENHEETEN 5 3 Unom Canesiair 1g 6 oea a A a a a 5 5 Non Uniform Cartesian Gd 5 7 Uniform Pola a 5 9 Non Uniform Polar Gd 5 11 Multi TEE O 5 13 Discrete Cartesian Receptors ooccccoccnccccnnccoccnoconononcnnonanononannnnonnnononos 5 15 Discrete Polar Heceptors 5 16 Discrete ARC Receptors veria 5 17 Cartesian Plant Boundam 5 19 Polar Plant e te Le TEEN 9 22 Fencelne Grid cia 5 23 Chapter 6 Terrain Grid Pathway cooccoccooncocccocccoccconncnanonaronnnnannnanonanenannenars 6 1 A Teran Le Kl de nestao oOsilsio 6 1 TG Grid Settings EE 6 3 Terrain Grid Datatiekomat 6 4 Chapter 7 Meteorology Pathway ooccocccoccconcocccoccnocccnaconaconaronnnonnnnanonanenans 7 1 O Meteorology Hatbway 1 1 Meat IDU EE 1 2 Data Pe o a dd 1 1 Wind Speed Categories 7 8 Mina Protle EXpOnens EE 7 9 Vertical Temperature Gradients 00nnn0nnnnnnnnennnninnnnnnennrnnennnrnneni 7 10 SAS bee treater onesie Mier mera E ony Cee 7 11 Chapter 8 Output Fale 8 1 See dE 8 1 Tabula Oui
14. ally designed reports Context sensitive Help that really helps provides you with a clear explanation of the modeling requirements to assist in quickly applying ISC AERMOD View to your best advantage The ISCST3 Model The ISCST3 Industrial Source Complex Short Term version 3 dispersion model is a steady state Gaussian plume model which can be used to assess pollutant concentrations and or deposition fluxes from a wide variety of sources associated with an industrial source complex The ISCST3 dispersion model from the U S Environmental Protection Agency was designed to support the EPA s regulatory modeling options as specified in the Guidelines on Air Quality Models Revised Some of the ISCST3 modeling capabilities are 4 ISCST3 model may be used to model primary pollutants and continuous releases of toxic and hazardous waste pollutants ISCST3 model can handle multiple sources including point volume area and open pit source types Line sources may also be modeled as a string of volume sources or as elongated area sources Source emission rates can be treated as constant or may be varied by month season hour of day or other optional periods of variation for a single source or for a group of sources The model can account for the effects aerodynamic downwash due to nearby buildings on point source emissions The model contains algorithms for modeling the effects of settling and removal through dry deposition
15. ation of objects will be very easy You can turn on and off the display of the Application Toolbar in the View Menu See the following sections for a description of each of these tools Application Toolbar ce goe AL BHCOD og oak Point Source Tool Flare Source Tool Area Source Tool Open Pit Source Tool Volume Source Tool Circular Area Source Tool Polygon Area Source Tool Line Source Tool Discrete Cartesian Receptor Tool Discrete Polar Receptor Tool Discrete Cartesian Receptor ARC Tool Uniform Cartesian Grid Tool Non Uniform Cartesian Grid Tool Uniform Polar Grid Tool Non Uniform Polar Grid Tool Plant Boundary Tool Elevations Flagpole Heights Tool Rectangular Building Tool Angled Rectangular Building Tool Circular Building Tool Polygonal Building Tool Show Hide Structure of Influence Zone SIZ Tool Show Hide GEP 5L Area of Influence Tool Y v v v v v ww Yv Y Y Y Y Y ww ww ww ww ww ww ww vv vy Point Source Tool The Point Source tool allows you to graphically define the location of a point source on the drawing area gt How to Graphically Define a Point Source Step 1 Press the Point Source tool EI located on the Application Toolbar Step 2 Left click with the mouse pointer on the drawing area the desired location of the point source Note that as you move the mouse the current coordinates are displayed on the status bar Step 3 The Source Inputs dialog is displayed to allow you to adjust the coor
16. dinates if necessary and define additional point source information Step 4 When you finish entering all the required information press the Close button A marker H will be placed at the selected location for the point source ISC AERMOD View e Lakes Environmental Software 2 31 Chapter 2 ISC AERMOD View Interface Uniform Cartesian Grid Tool The Uniform Cartesian Grid tool allows you to graphically define the location of a uniform Cartesian receptor grid on the drawing area gt How to Graphically Define a Uniform Cartesian Grid Step 1 Select the Uniform Cartesian Grid tool located on the Application Toolbar Step 2 Left click with the mouse pointer on the drawing area the desired location for one of the grid corners Holding down the left mouse button drag the mouse pointer diagonally until you reach the desired grid size Release the left mouse button Step 3 The Uniform Cartesian Grid dialog is displayed to allow you to adjust if necessary the origin coordinates number of X and Y points and spacing Step 4 When you finish entering all the required information press the Close button A representation of the uniform Cartesian grid will be displayed on the drawing area at the specified location Non Uniform Cartesian Grid Tool The Non Uniform Cartesian Grid tool allows you to graphically define the location of a non uniform Cartesian receptor grid on the drawing area gt How to Graphically Define
17. e X and Y coordinates for the position of receptor where this maximum value occurs 34 Note Plotfiles from Lakes Environmental ISC AERMOD View version 5 and up contain 13 16 information regarding units for concentration and deposition values either the default output units or the units specified in the Emission Output Unit window If you have imported a plot file from a version earlier than Lakes Environmental ISC AERMOD View version 5 or from another source the default output unit of ug m3 micrograms per cubic meter for concentration values and the default output unit g m2 grams per square meter for deposition values will be used You are responsible for specifying the appropriate units if different than the default in the Color Ramp window of the Graphical Options dialog ISC AERMOD View e Lakes Environmental Software
18. fault ASCII format for a sequential hourly file Specify FORTRAN ASCII read format If this option is selected than the FORTRAN read format for an ASCII sequential hourly file should be specified in the User Format field The user specified ASCII format can be up to 60 characters long and may be used to specify the READ format for files that differ from the default format FREE formatted reads This is the free formatted reads for an ASCII sequential hourly file UNFORMatted file RAMMET or MPRM Unformatted file generated by the RAMMET or MPRM preprocessors The UNFORMatted file format is no longer supported by ISCST3 dated 00101 but is still currently provided in ISC PRIME The Bintoasc utility in Rammet View can convert your binary preprocessed met data to the ASCII format ISC AERMOD View e Lakes Environmental Software Chapter 8 Output Pathway Step 5 All evaluation files will be saved to the default location project directory projectname AD If you wish to specify an alternate location for the al evaluation files click on the button in the Specify Path for EVALFILES panel and select the location to save the files If you wish to return to the default 2 location click on the Z button There are a number of buttons available in this window Their functions are described below Table Graph eis Click on this button to display the EVALFILE Data dialog QI Press this button to view the contents of the selected
19. n of turning on or off the display of the result values at each receptor location ISC AERMOD View e Lakes Environmental Software 13 15 Chapter 13 Plot file and Graphical Options Show Terrain tool d With this tool you have the option of turning on or off the display of the terrain contours if you have elevated terrain Plot file List This drop down list contains all the plotfiles generated for the current run Select from this list the plot file you wish to be displayed Output Type The Output Type drop down list displays the output types available for the current ISC AERMOD Plot file This depends on what output options you selected in the Dispersion Options window in the Control Pathway The possible output types for each plot file are CONC Select this option to show concentration results for the current plot file DEPOS Select this option to show deposition results for the current plot file DDEP Select this option to show dry deposition results for the current plot file WDEP Select this option to show wet deposition results for the current plot file v v v vw Select the desired output type from the drop down list The plot file for the selected output will be displayed in the drawing area Max ISC AERMOD View reads the plot file which gives the calculated concentration and or deposition values at each receptor location and then displays in the Max panel the maximum concentration or deposition value along with th
20. of large particulates and for modeling the effects of precipitation scavenging for gases or particulates Receptor locations can be specified as gridded and or discrete receptors in a Cartesian or polar coordinate system ISCST3 incorporates the COMPLEX1 screening model dispersion algorithms for receptors in complex terrain ISCST3 model uses real time meteorological data to account for the atmospheric conditions that affect the distribution of air pollution impacts on the modeling area Output results for concentration total deposition dry deposition and or wet deposition flux ISC AERMOD View e Lakes Environmental Software Chapter 1 ISC AERMOD View Basics The ISC PRIME Model The Plume Rise Model Enhancements PRIME model was designed to incorporate the two fundamental features associated with building downwash Enhanced plume dispersion coefficients due to the turbulent wake Reduced plume rise caused by a combination of the descending streamlines in the lee of the building and the increased entrainment in the wake The PRIME algorithms have been integrated into the ISCST model and called the ISC PRIME model which contains the same basic options as the ISCST3 model but with enhanced building downwash analysis ISC PRIME uses the standard ISCST3 input file with few modifications These modifications allow the specification of three new inputs used to describe the building stack configuration These new inputs are as foll
21. ows e BUILDLEN Projected length of the building along the flow e XBADJ Along flow distance from the stack to the center of the upwind face of the projected building e YBADJ Across flow distance from the stack to the center of the upwind face of the projected building To be able to run the ISC PRIME model you must first run the BPIP PRIME model The BPIP PRIME building downwash output results are then used by the ISC PRIME model All the remaining options for the ISC PRIME model are the same as for the ISCST3 model However some enhancements of the ISCST3 model are currently not being supported in ISC PRIME such as Post 97 PM10 Processing Memory Allocation INCLUDED Option TOXICS Option Sampled Chronological Input Model SCIM Option Optimized Area Source and Dry Depletion Algorithms Gas Dry Deposition Algorithm Season by Hour of Day Output Option SEASONHR 1 19 E e e Ze Note See a detailed description on these options on the ADDENDUM for the User s Guide for the Industrial Source Complex ISC3 Dispersion Models Volume 1 User Instructions U S EPA 1997 The AERMOD Model The AMS EPA Regulatory Model AERMOD was specially designed to support the EPA s regulatory modeling programs AERMOD is a regulatory steady state plume modeling system with three separate components AERMOD AERMIC Dispersion Model AERMAP AERMOD Terrain Preprocessor and AERMET AERMOD Meteorological Preprocessor The AERMO
22. ping calm hours and hours with missing data Check the Rolling average to skip calm hours and hours with missing data check box to use this option Step 5 Once you have specified your settings continue to the Percentiles Rolling Ave Contour Plot Files window to preview the list of the percentiles rolling averages plot files to be generated when you run the model The following buttons are available for use in this window Add Adds percentile values to the table Delet _ Delete Deletes the selected percentile value from the table Delete All GE Deletes all the percentile values from the table ES a Press this button to check the Use column box for all the percentile entries in the table Only the percentile values that are checked will be considered when generating the plotfiles T T Press this button to uncheck the Use column box for all the percentile entries in the table Any percentile value that is not checked will not be considered when generating the plotfiles ISC AERMOD View e Lakes Environmental Software 8 17 Chapter 13 Plot file and Graphical Options Format Angle If you would like your label placed at an angle relative to the marker enter the angle value here Offset X This is the X distance between the marker and the label The default is 5 but you can change this anytime Offset Y This is the Y distance between the marker and the label The default is 5 but you can change this any
23. ram Menu Bar Displays menu names To open a menu move the mouse over the menu name and then click the left mouse button A drop down menu appears displaying a list of related commands Toolbar Buttons These are a series of buttons that provide a fast method of selecting ISC AERMOD View e Lakes Environmental Software 2 1 The Menu Toolbar Buttons are shortcuts to some of the menu commands Chapter 2 ISC AERMOD View Interface Menu Toolbar Buttons The function of each one of these buttons is explained below and the equivalent menu bar command is indicated uw Si z e gt T z a E T d i ps a L a Le KH Si a ae nl 1 Je A OC D GL Met ISC AERMOD View e Lakes Environmental Software File New Project Lets you create a new ISC AERMOD View project isc File Open Project Opens an existing ISC AERMOD View project isc File Print Displays the Print Preview dialog where you can preview what will be sent to the printer Run Run Model Displays the Project Status dialog from where you can check the status of your project and run the model Data Control Pathway Displays the Control Pathway dialog Data Source Pathway Displays the Source Pathway dialog Data Receptor Pathway Displays the Receptor Pathway dialog Data Meteorology Pathway Displays the Meteorology Pathway dialog Data Output Pathway Displays the Output Pathway dialog Da
24. ree located on the left side of the dialog is used for navigation and item selection Select an item marked as in the tree to display the available options on the right panel CS Meteorology Pathway Mebasrological ng fede File aed Formal Fie Mare EG 24157 met Format Derat ASCH Tormes Vind Profle Exponents Wert Temp Crackin X Coord Optional 155 Y Coord Optional Sison Meme SPORANEANTL ARPT pto Upper Ar Meteorological Saton Saono E X Coord Optional Di veer 1388 Y Coord Optional m Sison Mame SPOHANEMITL ARPT Optional Gel ap e Meteorology Pathway dialog See the following sections for a description of each window found in the Meteorology Pathway ISC AERMOD View e Lakes Environmental Software 7 1 Chapter 7 Meteorology Pathway Met Data Input The Met Input Data page allows you to specify the meteorological data file and information on the meteorological stations Meteorology Pathway Met Input Data from the tree located on the left side of the Meteorology Pathway dialog to display the available met input options Al Meteor ology Haten haces iscsta Metaorological input Dala File si Format Simro Fle Mames MEL Ds ed ing Cd Format Detna ASCH format Data Period THA Options Weed Speed Caen Anemometer Melghi Optional Wind Direction Dy Hon Detant Options T Meters oe e w l Profie Exponents Hehe 2 fea paaiee de
25. sentations of your model results You can customize your project using display options such as transparent contour shading annotation tools various font options and specify compass directions e Ability to specify model objects such as sources receptors and buildings graphically After defining an object graphically you automatically have access to the related text mode window in which you can further modify parameters Automatically eliminate receptors within the facility property line ISC AERMOD View can import base maps in a variety of formats for easy visualization and source identification ISC AERMOD View e Lakes Environmental Software 1 1 Chapter 1 ISC AERMOD View Basics Supports the major digital elevation terrain formats USGS DEM GTOPO30 DEM UK DTM UK NTF XYZ Files CDED 1 degree AutoCAD DXF Powerful 3D visualization built right into the interface allows you to understand the effects of topography by displaying your model results with 3D terrain ISC AERMOD View provides all the necessary tools to effectively and quickly complete your building downwash analysis Meteorological pre processing guides you through the steps to prepare your meteorological data ISC AERMOD View features integrated post processing with automatic contouring of results automatic gridding blanking shaded contour plotting and posting of your results Report ready formats allow you to summarize your modeling input in profession
26. ta Building Inputs Displays the Building Inputs dialog Data Terrain Processor Displays the Terrain Processor dialog File Reports Displays the Reports dialog where you can view reports View 3D View Displays the 3D View window where you can see your project in 3D Help Contents Displays the Help Contents from where you can select topics 2 13 Chapter 2 ISC AERMOD View Interface Site Domain In the Site Domain dialog you define the domain extents of your modeling area Your domain extents are automatically setup but you can change the size of the initial domain at any time You have access to the Site Domain dialog by selecting View Site Domain from the menu or by clicking the Site Domain tool located on the Annotation Toolbar In the Site Domain dialog you can redefine the domain extents of your project area The Site Domain dialog contains the following options Site Domain tab Specify the X and Y coordinates for the southwest SW corner and the northeast NE corner of your domain and or enter the width and height of your domain Ste Domain NE Comer ov DEE p FI SE ds SC SE r d V d E EE BEE Gei CA ba Sai a A AS es EA Wi CNN DNH NNN Kat DN ite Dom ain nunan GE Gel VE SN Mi E ef de ei y d de d Ce de des de ee E Ade ce wi Bebe Va ei o ON y L SS K Lis ee a EE BEE SS es SE SIs SE
27. time Background Color Check the Background Color box if you would like to change the background color just around the label Click on the color bar to open the Color dialog from where you can select a background color Anchor Origin Point Select this option if you would like the label anchored around the origin point The origin point is the SW corner of the object such as a building or grid BLO 2 Tier 1 Center Point Select this option if you would like the label anchored around the center point of the object Sample As you make selections for color font size and style for your labels the sample is updated to reflect the changes Graphical Output Toolbar The Graphical Output Toolbar allow you to easily turn on and off contouring posting of results and acts as a quick reference to the to the maximum result value This toolbar also allows you to select the desired plotfiles and output type to be displayed As you select different output types the drawing area is refreshed and results are displayed for the new option e amp pe P Potti Let Cust views iTestiTEST ADWIHIGALL PLT sl Output Type come PLOT FILE OF HIGH 1ST HIGH 1 HR VALUES FOR SOURCE GROUP ALL Max 33345555 gin 2 at 42527916 5515959 50 Show Contours tool With this tool you have the option of turning on or off the display of the contours al Show Concentrations tool _ With this tool you have the optio
28. ts o gt oo o e An IBM or IBM compatible machine A Pentium III processor or higher At least 500 MB of available hard disk space At least 512 MB of memory RAM Windows 2000 or XP Professional CD ROM drive for installation ISC AERMOD View e Lakes Environmental Software Chapter 2 ISC AERMOD View Interface CHAPTER 2 ISC AERMOD View Interface In this Chapter ISC AERMOD View Interface Overview Menu Options Menu Toolbar Buttons Annotation Toolbar Application Toolbar Graphical Output Toolbar aaoa0o000 ISC AERMOD View Interface Overview ISC AERMOD View features a friendly intuitive interface which provides easy access to all modeling tools and simultaneous visualization of your project The components of the ISC AERMOD View window are briefly described below Control Menu Menu Bar Toolbar Buttons of CA APR A RC AA Mirar gt A E cer Close Button om AA A EATE a pe os a erg i deis Minimize Button dg o ai 4 5 d kiim SE L bw A L P l RL Bene ie SERA E A Greg Da o i E wen Li ms g BE pre BS AO d SIE B q i y Ai e e aS ug Lat ee ees en ee et lm Et o CS CRE Ly RRS a EG Tree View Application Toolbar p Annotation Toolbar Graphical Output Toolbar Control Menu The Control Menu displays options for sizing switching to another application or closing the ISC AERMOD View prog
29. uctions EEN 1 5 Chapter 2 ISC AERMOD View Interface occoccconcocccocconccoccnncnnconnconcnnnnnnnnnns 2 1 o ISC AERMOD View Interface Overview occoccoccnccnccnccnccncnnncnncnncncnaronannnnns 2 1 a ler Ops ii a a ee 2 3 F Menu Toobar EILER eet ee 2 13 EI sANMOLANON RR ele EE 2 14 Select WOO DEE 2 14 A 2 15 LON TOTO le do 2 16 o cs aa Aig Ra eek Rl 2 16 VIEW Min teuer TO dee 2 16 View Max extents ro a a 2 16 Delete le EE 2 17 Rectangle Annotation kA 2 17 lei E ale fe TAO ia tico 2 18 TEX AMOO ie chee estate ars aise EEN 2 19 Marker AMIN OLALION EE 2 19 Arrow Annotation ccccc ccc ccc esc ececceseeseeeueeeeeesaeeeseeeuueeuaueaeeuueueaueauenaes 2 20 Web ele e e EEN 2 21 North Arrow Annotation oooccocccccccnccncnncnccnconcnconcnncnncncnnnnna cnn nnnnanananono 2 21 Overlay COntro ee Ee 2 22 Measure Distances and Areas Tool 2 24 Map IMPO OPC UE a aas nial eee asia Ae 2 24 MED EE 2 25 EE ei le Ee Lan catar aa ia 2 27 a A A A oR Te 2 28 A ecco eeanttas teaeccacnasce tana tren dae eet mas a eeetoeniee ae 2 29 Eagle Watch View Tool EEN 2 30 DN ee Hegle ie WR ee TEE 2 31 POMESCUCS TOM A aacatent eden 2 31 Pare SOURCE TOO EE 2 32 AL CA SOUlCE A E E E E 2 32 Open Pit Source TOO EEN 2 33 Volume Source TOO EE 2 33 Circular Area Source TOO EE 2 34 Polygon Area Source Tool 2 34 ISC AERMOD View e Lakes Environmental Software i Contents Line Source TU o o a LL 2 35 Discrete Cartesian Receptor Tool 2
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