GPS-X Technical Reference

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Table of Contents
Real Time Clock ............................................................................................................................... 423
Steady-State Solver ........................................................................................................................... 424
Numerical Control ............................................................................................................................ 426
Large Models .................................................................................................................................... 429
Integration Considerations ................................................................................................................ 430
Table of Figures
Figure 4-1 – Diagram Nomenclature .......................................................................................................... 40
Figure 4-2 – Carbon – Nitrogen Library (CNLIB): BOD, COD, and Suspended Solids Composite
Variables and their Relationship to the State Variables .............................................................................. 41
Figure 4-3 – Carbon – Nitrogen Library: Composite Variables and their Relationships to the State
Variables ..................................................................................................................................................... 43
Figure 4-4 – Carbon – Nitrogen – Phosphorus Library: BOD, COD, and Suspended Solids Composite
Variables and their Relationship to the State Variables .............................................................................. 45
Figure 4-5 - Carbon - Nitrogen - Phosphorus Library: Nitrogen Composite Variables and their
Relationships to the State Variables ............................................................................................................ 47
Figure 4-6 - Carbon - Nitrogen - Phosphorus Library: Phosphorus Composite Variables and their
Relationship to the State Variables ............................................................................................................. 50
Figure 4-7 – MANTIS2LIB – Calculation Procedure for Composite Variables SCOD, COD, SBOD,
BOD, SBODU and BODU ......................................................................................................................... 55
Figure 4-8 - MANTIS2LIB - Calculation Procedure for Composite Variables VSS, TSS......................... 56
Figure 4-9 - MANTIS2LIB - Calculation Procedure for Composite Variables STKN and TKN .............. 57
Figure 4-10 - MANTIS2LIB - Calculation Procedure for Composite Variables STP, XTP, and TP ......... 58
Figure 4-11 - MANTIS2LIB - Calculation Procedure for Composite Variables STOC and TOC ............. 59
Figure 5-1 - Opening the Influent Advisor Tool ......................................................................................... 61
Figure 5-2 - Influent Advisor Menu ............................................................................................................ 62
Figure 5-3 - Influent Advisor Screen Showing Highlighted Cells and Negative Values (Highlighted in
Red) ............................................................................................................................................................. 63
Figure 5-4 - Selecting the Influent Flow Data Menu .................................................................................. 65
Figure 5-5 - Influent Flow Data Menu, showing Flow Type Options ........................................................ 65
Figure 5-6 - The Influent Models (Panel A - Wastewater, Panel B - Chemical Dosage) .......................... 68
Figure 5-7 - CN Library BODbased Influent Model Inputs ....................................................................... 69
Figure 5-8 - CN Library Nutrient Fractions for the Influent Models .......................................................... 70
Figure 5-9 - CODstates Influent Model Inputs ........................................................................................... 72
GPS-X Technical Reference