GPS-X Technical Reference

Modelling Fundamentals
Figure 11-22 - Inputs for System Curve Definition - Dynamic Head ....................................................... 329
Figure 11-23 - Pump Characteristics Curve - Pump Speed for Pump Curve ............................................ 330
Figure 11-24 - Pump Characteristic Curve Inputs .................................................................................... 330
Figure 11-25 - Typical Output from a Fixed Pump Speed........................................................................ 331
Figure 11-26 - Setup for Variable Speed Pump ........................................................................................ 332
Figure 11-27 - Typical Outputs for Variable Speed Pump ....................................................................... 334
Figure 11-28 - Energy Costs per unit ........................................................................................................ 335
Figure 11-29 - Output Variable Menu ...................................................................................................... 335
Figure 12-1 - pH Model Set up Menu ....................................................................................................... 337
Figure 12-2 – Component Control Form .................................................................................................. 338
Figure 12-3 – Sample pH Outputs ............................................................................................................ 340
Figure 12-4 – Signal Flow Diagram for the lowpass Model ..................................................................... 341
Figure 12-5 - Selecting the Flow Timer Model ........................................................................................ 356
Figure 12-6 - Flow Timer Menu ............................................................................................................... 356
Figure 12-7 - Selecting the Scheduler Model ........................................................................................... 358
Figure 12-8 - Input Form for the Scheduler Model................................................................................... 359
Figure 12-9 - Input Form for Setting Duration of Each Phase .................................................................. 360
Figure 12-10 - Input Form for Setting the Value of Control Variable in Each Phase of a Sequence ....... 360
Figure 13-1 – General Operating Cost Parameters Form .......................................................................... 365
Figure 13-2 - Operating Cost Menu .......................................................................................................... 366
Figure 13-3 - Layout Operating Cost Display Form (total for all objects) ............................................... 367
Figure 13-4 - Object-Specific Operating Cost Display Form ................................................................... 368
Figure 14-1 – Form Containing the Simplex Method Constants .............................................................. 373
Figure 14-2 – Optimizer Form Containing the Termination Criteria Settings .......................................... 377
Figure 14-3 - Example GPS-X Output Graph Showing Measured Data (+ Markers) and the Predicted
Response (Continuous Line) ..................................................................................................................... 379
Figure 14-4 - Bottom of Optimizer Form ................................................................................................. 381
Figure 15-1 – Typical Time Series Plot of Predicted and Measured Data ................................................ 414
Figure 15-2 - Statistical Analysis Set up Menu for Data Type, Output Plots and Table .......................... 415
Figure 15-3 - Summary of the Statistical Measures Calculated for a Time Series Dataset ...................... 417
Figure 15-4 - Predicted vs. Measured Data Plot ....................................................................................... 418
Figure 15-5 - Histogram of Standardized Residuals ................................................................................. 420
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GPS-X Technical Reference