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  • User Guide
    Navigation: Main Page ➔ User Guide Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250
    5 KB (17 words) - 07:17, 17 April 2024
  • Models
    Navigation: Main Page ➔ Models Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 A SysCAD project consists of a number of independent process
    62 KB (2,065 words) - 03:33, 23 April 2024
  • Controlled and Referenced Variables (redirect from Controlled and Referenced Variables 9.3)
    field) that are set by one of the methods shown below. The first 2 methods represent the most common control methods, while the others may only set the
    7 KB (855 words) - 02:06, 15 June 2021
  • Convergence Methods (section Modifying Convergence methods for individual tears)
    variable is converged to a specified tear tolerance. The convergence of these tear blocks can be resolved by using one of the following methods: Direct Substitution
    16 KB (2,589 words) - 08:08, 24 November 2023
  • Precipitator3 Model Theory (section Growth Rate Methods)
    [math]\displaystyle{ M_{Al_2O_3.3H_2O} = (G/(3.6\times10^9)) \times SSA \times SolConc \times V_{tank} \times \rho_{hydrate} }[/math]      (Equation 3) Where The GrowthRate
    33 KB (3,902 words) - 23:27, 22 February 2024
  • Constants
    NIST web site. Reference: Standard Atomic Weights. Reference NIST Version 3.0 July 2010 (M.E. Weiser, M. Berglund, et al). From Build 139: The Standard
    2 KB (225 words) - 12:38, 21 November 2023
  • Precipitator3 Model Options (section Convergence and Errors)
    Models ➔ Precipitator3 ➔ Model Options Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: Alumina 3 Bayer Species Model Please
    14 KB (1,899 words) - 04:20, 25 September 2023
  • Product Blog
    ➔ What's New ➔ Product Blog Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 23 Apr 2024 Build 139.35250 update released. New Reboiler/Condenser
    131 bytes (2,089 words) - 16:08, 29 November 2022
  • Shell and Tube Heat Exchanger 2 (section Selecting Operating Methods for Shell and Tube 2)
    combination for the Shell and Tube Heat Exchanger 2. See Selecting Operating Methods for Shell and Tube 2. If the heat exchanger is inserted as part of a Flash
    49 KB (3,135 words) - 01:11, 7 February 2024
  • Build 139 Release Notes
    23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: What's New, Build 139 Revision History, Upgrading Projects SysCAD 9.3 Build 139 was released
    17 KB (139 words) - 17:48, 2 August 2023
  • Precipitator3 Data Sections (section Solution Convergence)
    Models ➔ Precipitator3 ➔ Data Sections Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: Alumina 3 Bayer Species Model Unit
    68 KB (396 words) - 01:37, 22 November 2023
  • Build 139 Revision History (section SysCAD 9.3 Build 139 Revision History)
    front. TCE Improvements: Upgraded PHREEQC version in SysCAD from 3.5.0-14000 to 3.7.3-15968. NOTE: This may affect project results using PHREEQC. Added
    114 KB (16,094 words) - 02:05, 24 April 2024
  • General Separator (section Solids Density - Erf Cut Density Method)
    other solid species. The Examples below demonstrate one of the Separation methods used with the Bypass species functionality and the use of the BypassSeparCals
    6 KB (942 words) - 09:26, 2 February 2024
  • Revision History for SysCAD 9.3 (section Changes in SysCAD 9.3 Build 139)
    SysCAD 9.3 Build 136. We encourage users of Build 136 to upgrade to the latest Build of SysCAD 9.3. Important updates after first release of SysCAD 9.3 Build
    33 KB (5,180 words) - 11:24, 14 February 2024
  • Trend Window
    Guide ➔ Windows ➔ Trend Window Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: Trend Commands, General Options Trends, Controls
    19 KB (1,903 words) - 07:20, 17 April 2024
  • Build 138 Release Notes
    Version: 2 March 2022 - SysCAD 9.3 Build 138.30470 Related Links: What's New, Build 138 Revision History, Upgrading Projects SysCAD 9.3 Build 138 general release
    12 KB (133 words) - 17:54, 2 August 2023
  • SysCAD 137 Model Improvements (section PSD Interpolation Methods)
    Notes ➔ Model Improvements Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: Build 137 Revision History, Upgrading Projects
    10 KB (1,236 words) - 11:49, 20 February 2024
  • Solid-Liquid Separator (section Solids Density - Erf Cut Density Method)
    Fraction Volume Flow Solid Separation The first four methods are similar to the GM model. The last method allows a solid liquid separation to be specified
    943 bytes (400 words) - 09:58, 22 December 2021
  • Build 136 Release Notes (section Previous SysCAD 9.2 Releases)
    Reaction Editor. SysCAD 9.3 requires Reaction Editor version 1.2. The new Reaction Editor can be used with SysCAD 9.2 and SysCAD 9.3. For 9.3 reactions, it supports
    42 KB (6,030 words) - 18:10, 2 August 2023
  • Build 138 Release Notes Full
    Precipitator3 - Bound Soda calculations correction for Hunter and Fixed% methods. Existing projects will retain old calculation methods (and results)
    19 KB (2,881 words) - 18:38, 2 August 2023
  • SysCAD 137 Reaction Block Improvements
    Editor version 1.3 supports 3 different formats of the rct files and can be used with SysCAD 9.2, SysCAD 9.3 Build 136 and latest SysCAD 9.3 Build 137.
    7 KB (900 words) - 11:49, 20 February 2024
  • Upgrade to SysCAD 9.3 (section Installing SysCAD 9.3)
    functionality in SysCAD 9.3 and differences between SysCAD 9.2 and SysCAD 9.3, please refer to Build 136 Release Notes. Install SysCAD 9.3. This should be installed
    21 KB (3,316 words) - 04:42, 6 September 2023
  • SysCAD 9.2 Release Notes (section Notes on Upgrading your 9.1 projects to SysCAD 9.2)
    SysCAD 9.2, What's New, Revision History The formal release date for SysCAD 9.2 Build 131.6369 is 30th July 2009. Since this release, SysCAD 9.2 Build
    19 KB (3,031 words) - 09:50, 11 March 2024
  • PHREEQC Evaporator (section Solid Method - Whiten)
    ➔ PHREEQC ➔ PHREEQC Evaporator Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: PHREEQC SysCAD Project Workflow, Potash Evaporator
    9 KB (2,350 words) - 04:05, 28 March 2024
  • AQSol Evaporator (section Solid Method - Whiten)
    ➔ AQSol ➔ AQSol Evaporator Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: AQSol SysCAD Project Workflow The Evaporator
    9 KB (2,284 words) - 02:45, 14 March 2024
  • OLI Evaporator (section Solid Method - Whiten)
    Models ➔ OLI ➔ OLI Evaporator Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: OLI SysCAD Project Workflow, OLI Example Project
    9 KB (2,327 words) - 02:49, 14 March 2024
  • Precipitation3
    ➔ Alumina Models ➔ Precipitation3 Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: Alumina 3 Bayer Species Model The Precipitator
    13 KB (1,592 words) - 09:41, 2 February 2024
  • PID Controller (section Convergence in Steady State)
    requirement for the measured value to equal the set-point is included in the convergence criteria. Therefore, the SysCAD Steady State solver will continue with
    34 KB (2,509 words) - 03:27, 5 April 2024
  • Build 133 Release Notes (section PSD Option in Precipitator3 Model)
    projects from 9.1 to 9.2 see Upgrade to SysCAD 9.2. See SysCAD 9.2 Release Notes for a list of new features and changes from SysCAD 9.1 to SysCAD 9.2 Build 131
    11 KB (1,683 words) - 01:57, 6 September 2023
  • PHREEQC Reverse Osmosis Unit
    ➔ PHREEQC Reverse Osmosis Unit Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: PHREEQC SysCAD Project Workflow The PHREEQC
    11 KB (2,072 words) - 04:02, 28 March 2024
  • Revision History for SysCAD 9.2 (section Changes in SysCAD 9.2 Build 135)
    release of SysCAD 9.2 (31st July 2009). For notes on upgrading SysCAD projects from 9.1 to 9.2 see Upgrade to SysCAD 9.2. See SysCAD 9.2 Release Notes for
    57 KB (9,089 words) - 09:50, 11 March 2024
  • PHREEQC Feeder Model
    ➔ PHREEQC ➔ PHREEQC Feeder Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: PHREEQC SysCAD Project Workflow Only available
    5 KB (1,257 words) - 04:06, 28 March 2024
  • PHREEQC Solvent Extraction
    ➔ PHREEQC Solvent Extraction Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: PHREEQC SysCAD Project Workflow The PHREEQC
    9 KB (1,933 words) - 04:05, 28 March 2024
  • AQSol Reverse Osmosis Unit
    ➔ AQSol Reverse Osmosis Unit Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: AQSol SysCAD Project Workflow The AQSol solver
    11 KB (2,040 words) - 08:18, 14 March 2024
  • Specific Surface Area (SSA)
    SysCAD 9.3 Build 139.35250 Related Links: Precipitation3, Alumina 3 Bayer Species Model The Specific Surface Area (SSA) is used in the Precipitation3 model
    9 KB (1,306 words) - 18:56, 2 August 2023
  • FAQ - Modelling related questions (section How do I Improve Convergence when using a PID to control Temperature?)
    Questions ➔ Modelling Questions Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: Getting Started The SysCAD solver has been
    20 KB (2,743 words) - 03:41, 27 March 2024
  • Sugar Vacuum Pan
    [math]\displaystyle{ U2 = U1^2 \left(1 + CV^2\right) }[/math] [math]\displaystyle{ U3 = U1^3 \left(1 + 3 CV^2\right) }[/math] The massecuite at any is characterized by its
    29 KB (2,700 words) - 09:37, 2 February 2024
  • Sugar Dryer
    ➔ Sugar Models ➔ Sugar Dryer Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 The sugar dryer unit operation is available with the Sugar
    27 KB (2,749 words) - 09:23, 2 February 2024
  • OLI Solvent Extraction
    ➔ OLI ➔ OLI Solvent Extraction Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: OLI SysCAD Project Workflow, Enable OLI Liquid-2
    10 KB (1,809 words) - 02:50, 14 March 2024
  • PHREEQC Flash Tank
    ➔ PHREEQC ➔ PHREEQC Flash Tank Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: PHREEQC SysCAD Project Workflow The PHREEQC
    8 KB (1,741 words) - 04:05, 28 March 2024
  • OLI Reverse Osmosis Unit
    ➔ OLI Reverse Osmosis Unit Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: OLI SysCAD Project Workflow, OLI Example Project
    11 KB (2,080 words) - 08:25, 14 March 2024
  • Controls Window
    ➔ Windows ➔ Controls Window Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: Control Commands, Controls The main functions
    7 KB (520 words) - 07:19, 17 April 2024
  • Build139 Changes that Affect Results
    ➔ Changes that Affect Results Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: Build 139 Revision History, Upgrading Projects
    475 bytes (802 words) - 12:58, 31 July 2023
  • AQSol Feeder Model
    ➔ AQSol ➔ AQSol Feeder Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: AQSol SysCAD Project Workflow Only available
    5 KB (1,103 words) - 02:46, 14 March 2024
  • PHREEQC Reactor
    ➔ PHREEQC ➔ PHREEQC Reactor Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: PHREEQC SysCAD Project Workflow Formally released
    7 KB (1,742 words) - 04:05, 28 March 2024
  • FAQ - TCE related questions
    Questions ➔ Modelling Questions Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: Thermodynamic Calculation Engines For a TCE
    11 KB (1,703 words) - 05:19, 28 March 2024
  • Build139 Other Improvements
    Notes ➔ Other Improvements Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: Build 139 Revision History, Upgrading Projects
    11 KB (1,198 words) - 10:18, 3 August 2023
  • ChemApp Feeder Model
    ➔ ChemApp ➔ ChemApp Feeder Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: ChemApp SysCAD Project Workflow Only available
    4 KB (1,121 words) - 01:45, 13 March 2024
  • OLI Feeder Model
    Models ➔ OLI ➔ OLI Feeder Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: OLI SysCAD Project Workflow Available from
    5 KB (1,288 words) - 02:50, 14 March 2024
  • AQSol Flash Tank
    ➔ AQSol ➔ AQSol Flash Tank Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: AQSol SysCAD Project Workflow The AQSol solver
    8 KB (1,708 words) - 02:46, 14 March 2024
  • Reaction Block - Solving Reactions
    Reactions 2 and 3 will occur simultaneously. In this case, reactant C in reaction 3 = C in FEED + product C from Reaction 1. Example 3 Defining Reaction
    13 KB (1,578 words) - 11:54, 3 May 2024
  • OLI Reactor 2
    Models ➔ OLI ➔ OLI Reactor 2 Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: OLI SysCAD Project Workflow, OLI Example Project
    8 KB (1,721 words) - 02:49, 14 March 2024
  • PHREEQC Pond Model
    ➔ PHREEQC ➔ PHREEQC Pond Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: PHREEQC SysCAD Project Workflow Released as
    114 bytes (1,749 words) - 13:23, 6 March 2024
  • Build139 Model Improvements
    Notes ➔ Model Improvements Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: Build 139 Revision History, Upgrading Projects
    7 KB (848 words) - 12:57, 31 July 2023
  • Solvent Extraction Unit
    with 3 reactions (as per the Nickel Copper Project): 1. CuSO4(aq) + 2 RH(o) <=> R2Cu(o) + H2SO4(aq) 2. Fe2[SO4]3(aq) + 6 RH(o) <=> 2 R3Fe(o) + 3 H2SO4(aq)
    47 KB (3,928 words) - 05:12, 21 February 2024
  • OLI Flash Tank
    Models ➔ OLI ➔ OLI Flash Tank Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: OLI SysCAD Project Workflow Available from
    9 KB (1,742 words) - 02:50, 14 March 2024
  • Pipe
    user to add or remove energy from the pipe using a number of different methods. The Evaporation Block allows the user to set the evaporation of either
    23 KB (1,392 words) - 10:18, 3 August 2023
  • AQSol Reactor
    Models ➔ AQSol ➔ AQSol Reactor Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: AQSol SysCAD Project Workflow Formally released
    8 KB (1,708 words) - 03:16, 14 March 2024
  • OLI Pond Model
    Models ➔ OLI ➔ OLI Pond Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: OLI SysCAD Project Workflow Released as a BETA
    89 bytes (1,775 words) - 11:47, 21 February 2024
  • Upgrade Changes that Affect Results
    Precipitator3 - Bound Soda calculations correction for Hunter and Fixed% methods. Existing projects will retain old calculation methods (and results)
    454 bytes (1,312 words) - 11:43, 25 May 2021
  • PHREEQC Direct Calc Model
    ➔ PHREEQC Direct Calc Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: PHREEQC SysCAD Project Workflow Formally released
    6 KB (1,197 words) - 02:42, 14 March 2024
  • ChemApp Reactor
    ➔ ChemApp ➔ ChemApp Reactor Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: ChemApp SysCAD Project Workflow Formally released
    7 KB (1,571 words) - 02:02, 13 March 2024
  • OLI Direct Calc Model
    ➔ OLI ➔ OLI Direct Calc Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: OLI SysCAD Project Workflow Legacy Models:
    6 KB (1,089 words) - 02:47, 14 March 2024
  • PHREEQC Side Calc Model
    ➔ PHREEQC ➔ PHREEQC Side Calc Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: PHREEQC SysCAD Project Workflow Formally released
    7 KB (1,712 words) - 04:04, 28 March 2024
  • AQSol Direct Calc Model
    ➔ AQSol ➔ AQSol Direct Calc Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: AQSol SysCAD Project Workflow Formally released
    5 KB (1,042 words) - 02:44, 14 March 2024
  • OLI Side Calc Model
    ➔ OLI ➔ OLI Side Calc Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: OLI SysCAD Project Workflow, OLI Example Project
    7 KB (1,678 words) - 02:49, 14 March 2024
  • AQSol Side Calc Model
    ➔ AQSol ➔ AQSol Side Calc Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: AQSol SysCAD Project Workflow Formally released
    7 KB (1,682 words) - 03:15, 14 March 2024
  • ChemApp Direct Calc Model
    ➔ ChemApp Direct Calc Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: ChemApp SysCAD Project Workflow Formally released
    6 KB (1,158 words) - 06:52, 6 July 2023
  • ChemApp Side Calc Model
    ➔ ChemApp ➔ ChemApp Side Calc Model Latest SysCAD Version: 23 April 2024 - SysCAD 9.3 Build 139.35250 Related Links: ChemApp SysCAD Project Workflow Formally released
    6 KB (1,567 words) - 01:42, 13 March 2024
  • Revision History for SysCAD 9.1 (section Changes in SysCAD 9.1 Build 127)
    re-installing SysCAD 9.1. Build 120 is first official release of SysCAD 9.1 Build 123 is first widely released version of SysCAD 9.1 For notes on upgrading
    18 KB (2,754 words) - 03:55, 11 September 2023
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