Class TSolutionObj

Description

Hierarchy

Fields

Methods

Properties

Unit

Solution

Declaration

type TSolutionObj = class(TObject)

Description

Hierarchy

TObject
TSolutionObj

Overview

Fields

	`DSS: TDSSContext;`
	`Algorithm: Integer;`
	`AuxCurrents: pComplexArray;`
	`ControlActionsDone: Boolean;`
	`ControlIteration: Integer;`
	`ControlMode: Integer;`
	`ConvergenceTolerance: Double;`
	`ConvergedFlag: Boolean;`
	`DefaultControlMode: Integer;`
	`DefaultLoadModel: Integer;`
	`DoAllHarmonics: Boolean;`
	`DynamicsAllowed: Boolean;`
	`DynaVars: TDynamicsRec;`
	`ErrorSaved: pDoubleArray;`
	`FrequencyChanged: Boolean;`
	`Fyear: Integer;`
	`Harmonic: Double;`
	`HarmonicList: pDoubleArray;`
	`HarmonicListSize: Integer;`
	`hYsystem: NativeUint;`
	`hYseries: NativeUint;`
	`hY: NativeUint;`
	`IntervalHrs: Double;`
	`IsDynamicModel: Boolean;`
	`IsHarmonicModel: Boolean;`
	`Iteration: Integer;`
	`LoadModel: Integer;`
	`LastSolutionWasDirect: Boolean;`
	`LoadsNeedUpdating: Boolean;`
	`MaxControlIterations: Integer;`
	`MaxError: Double;`
	`MaxIterations: Integer;`
	`MinIterations: Integer;`
	`MostIterationsDone: Integer;`
	`NodeVbase: pDoubleArray;`
	`NumberOfTimes: Integer;`
	`PreserveNodeVoltages: Boolean;`
	`RandomType: Integer;`
	`SampleTheMeters: Boolean;`
	`SeriesYInvalid: Boolean;`
	`SolutionCount: Integer;`
	`SolutionInitialized: Boolean;`
	`SystemYChanged: Boolean;`
	`UseAuxCurrents: Boolean;`
	`VmagSaved: pDoubleArray;`
	`VoltageBaseChanged: Boolean;`
	`ProgressCount: Integer;`
	`SolverOptions: Uint64;`
	`NodeV: pNodeVArray;`
	`Currents: pNodeVArray;`
	`IncMat: Tsparse_matrix;`
	`Laplacian: Tsparse_matrix;`
	`SolveStartTime: Int64;`
	`SolveEndtime: Int64;`
	`GStartTime: Int64;`
	`Gendtime: Int64;`
	`LoopEndtime: Int64;`
	`Total_Time_Elapsed: Double;`
	`Solve_Time_Elapsed: Double;`
	`Total_Solve_Time_Elapsed: Double;`
	`Step_Time_Elapsed: Double;`
	`ActiveIncCell: array[0..2] of Integer;`
	`Inc_Mat_Rows: array of String;`
	`Inc_Mat_Cols: array of String;`
	`Inc_Mat_levels: array of Integer;`
	`temp_counter: Integer;`
	`Active_Cols: array of Integer;`
	`Active_Cols_Idx: array of Integer;`

Methods

	`constructor Create(dssContext: TDSSContext; const solutionname: String);`
	`destructor Destroy; OVERRIDE;`
	`function Converged: Boolean;`
	`procedure SetGeneratordQdV;`
	`function SolveZeroLoadSnapShot: Integer;`
	`procedure DoPFLOWsolution;`
	`procedure Solve;`
	`procedure SnapShotInit;`
	`function SolveSnap: Integer;`
	`function SolveDirect: Integer;`
	`function SolveYDirect: Integer;`
	`function SolveCircuit: Integer;`
	`procedure CheckControls;`
	`procedure SampleControlDevices;`
	`procedure DoControlActions;`
	`procedure Sample_DoControlActions;`
	`procedure Check_Fault_Status;`
	`procedure SetGeneratorDispRef;`
	`procedure SetVoltageBases;`
	`procedure SaveVoltages;`
	`procedure UpdateVBus;`
	`procedure RestoreNodeVfromVbus;`
	`function VDiff(i, j: Integer): Complex;`
	`procedure DumpProperties(F: TFileStream; Complete: Boolean; Leaf: Boolean = False);`
	`procedure WriteConvergenceReport(const Fname: String);`
	`procedure Update_dblHour;`
	`procedure Increment_time;`
	`procedure UpdateLoopTime;`
	`procedure AddInAuxCurrents(SolveType: Integer);`
	`function SolveSystem(V: pNodeVArray): Integer;`
	`procedure GetPCInjCurr;`
	`procedure GetSourceInjCurrents;`
	`procedure ZeroInjCurr;`
	`procedure Upload2IncMatrix;`
	`procedure Calc_Inc_Matrix;`
	`procedure Calc_Inc_Matrix_Org;`
	`function get_IncMatrix_Row(Col: Integer): Integer;`
	`function get_IncMatrix_Col(Row: Integer): Integer;`
	`function CheckLocationIdx(Idx: Integer): Integer;`
	`function get_PDE_Bus1_Location(myPDE: String): Integer;`
	`procedure AddLines2IncMatrix;`
	`procedure AddXfmr2IncMatrix;`
	`procedure AddSeriesCap2IncMatrix;`
	`procedure AddSeriesReac2IncMatrix;`

Properties

	`property Mode: TSolveMode READ dynavars.SolutionMode WRITE Set_Mode;`
	`property Frequency: Double READ FFrequency WRITE Set_Frequency;`
	`property Year: Integer READ FYear WRITE Set_Year;`
	`property Time_Solve: Double READ Solve_Time_Elapsed;`
	`property Time_TotalSolve: Double READ Total_Solve_Time_Elapsed;`
	`property Time_Step: Double READ Step_Time_Elapsed;`
	`property Total_Time: Double READ Total_Time_Elapsed WRITE Set_Total_Time;`

Description

Fields

	`DSS: TDSSContext;`

	`Algorithm: Integer;`

	`AuxCurrents: pComplexArray;`
NORMALSOLVE or NEWTONSOLVE

	`ControlActionsDone: Boolean;`
For injections like AutoAdd

	`ControlIteration: Integer;`

	`ControlMode: Integer;`

	`ConvergenceTolerance: Double;`
EVENTDRIVEN, TIMEDRIVEN

	`ConvergedFlag: Boolean;`

	`DefaultControlMode: Integer;`

	`DefaultLoadModel: Integer;`
EVENTDRIVEN, TIMEDRIVEN

	`DoAllHarmonics: Boolean;`
1=POWERFLOW 2=ADMITTANCE

	`DynamicsAllowed: Boolean;`

	`DynaVars: TDynamicsRec;`

	`ErrorSaved: pDoubleArray;`

	`FrequencyChanged: Boolean;`
FirstIteration: Boolean; – unused

	`Fyear: Integer;`
Flag set to true if something has altered the frequency

	`Harmonic: Double;`

	`HarmonicList: pDoubleArray;`

	`HarmonicListSize: Integer;`

	`hYsystem: NativeUint;`

	`hYseries: NativeUint;`
Handle for main (system) Y matrix

	`hY: NativeUint;`
Handle for series Y matrix

	`IntervalHrs: Double;`
either hYsystem or hYseries

	`IsDynamicModel: Boolean;`
Solution interval since last solution, hrs.

	`IsHarmonicModel: Boolean;`

	`Iteration: Integer;`

	`LoadModel: Integer;`

	`LastSolutionWasDirect: Boolean;`
1=POWERFLOW 2=ADMITTANCE

	`LoadsNeedUpdating: Boolean;`

	`MaxControlIterations: Integer;`

	`MaxError: Double;`

	`MaxIterations: Integer;`

	`MinIterations: Integer;`

	`MostIterationsDone: Integer;`

	`NodeVbase: pDoubleArray;`

	`NumberOfTimes: Integer;`

	`PreserveNodeVoltages: Boolean;`
Number of times to solve

	`RandomType: Integer;`

	`SampleTheMeters: Boolean;`
0 = none; 1 = gaussian; 2 = UNIFORM

	`SeriesYInvalid: Boolean;`
Flag to allow sampling of EnergyMeters

	`SolutionCount: Integer;`

	`SolutionInitialized: Boolean;`
Counter incremented for each solution

	`SystemYChanged: Boolean;`

	`UseAuxCurrents: Boolean;`

	`VmagSaved: pDoubleArray;`

	`VoltageBaseChanged: Boolean;`

	`ProgressCount: Integer;`

	`SolverOptions: Uint64;`
used in SolutionAlgs

	`NodeV: pNodeVArray;`
KLUSolveX options Voltage and Current Arrays

	`Currents: pNodeVArray;`
Main System Voltage Array allows NodeVˆ[0]=0

	`IncMat: Tsparse_matrix;`
Main System Currents Array ******************************************************************************

	`Laplacian: Tsparse_matrix;`
Incidence sparse matrix

	`SolveStartTime: Int64;`
Laplacian sparse matrix **************************Timing variables********************************

	`SolveEndtime: Int64;`

	`GStartTime: Int64;`

	`Gendtime: Int64;`

	`LoopEndtime: Int64;`

	`Total_Time_Elapsed: Double;`

	`Solve_Time_Elapsed: Double;`

	`Total_Solve_Time_Elapsed: Double;`

	`Step_Time_Elapsed: Double;`

	`ActiveIncCell: array[0..2] of Integer;`
****************************************************************************** ActiveCell of the Incidence Matrix: [0] = row [1] = col [2] = value

	`Inc_Mat_Rows: array of String;`
****************************************************************************** IncMatrix Row and column descriptors Rows array (array of strings that tells what is the order of the PDElements) Columns array (array of strigns with the names of the cols of the Inc matrix)' Levels array (array of integers that describes the proximity level for each bus to the circuit's backbone)

	`Inc_Mat_Cols: array of String;`

	`Inc_Mat_levels: array of Integer;`

	`temp_counter: Integer;`

	`Active_Cols: array of Integer;`

	`Active_Cols_Idx: array of Integer;`

Methods

	`constructor Create(dssContext: TDSSContext; const solutionname: String);`

	`destructor Destroy; OVERRIDE;`

	`function Converged: Boolean;`

	`procedure SetGeneratordQdV;`

	`function SolveZeroLoadSnapShot: Integer;`

	`procedure DoPFLOWsolution;`

	`procedure Solve;`

	`procedure SnapShotInit;`
Main Solution dispatch

	`function SolveSnap: Integer;`

	`function SolveDirect: Integer;`
solve for now once

	`function SolveYDirect: Integer;`
solve for now once, direct solution

	`function SolveCircuit: Integer;`
Similar to SolveDirect; used for initialization

	`procedure CheckControls;`
SolveSnap sans control iteration

	`procedure SampleControlDevices;`
Snapshot checks with matrix rebuild

	`procedure DoControlActions;`

	`procedure Sample_DoControlActions;`

	`procedure Check_Fault_Status;`
Sample and Do

	`procedure SetGeneratorDispRef;`

	`procedure SetVoltageBases;`

	`procedure SaveVoltages;`

	`procedure UpdateVBus;`

	`procedure RestoreNodeVfromVbus;`
updates voltages for each bus from NodeV

	`function VDiff(i, j: Integer): Complex;`
opposite of updatebus

	`procedure DumpProperties(F: TFileStream; Complete: Boolean; Leaf: Boolean = False);`
Difference between two node voltages

	`procedure WriteConvergenceReport(const Fname: String);`

	`procedure Update_dblHour;`

	`procedure Increment_time;`

	`procedure UpdateLoopTime;`

	`procedure AddInAuxCurrents(SolveType: Integer);`

	`function SolveSystem(V: pNodeVArray): Integer;`

	`procedure GetPCInjCurr;`

	`procedure GetSourceInjCurrents;`

	`procedure ZeroInjCurr;`

	`procedure Upload2IncMatrix;`

	`procedure Calc_Inc_Matrix;`

	`procedure Calc_Inc_Matrix_Org;`
Calculates the incidence matrix for the Circuit

	`function get_IncMatrix_Row(Col: Integer): Integer;`
Calculates the incidence matrix hierarchically organized for the Circuit

	`function get_IncMatrix_Col(Row: Integer): Integer;`
Gets the index of the Row connected to the specified Column

	`function CheckLocationIdx(Idx: Integer): Integer;`
Gets the index of the Column connected to the specified Row

	`function get_PDE_Bus1_Location(myPDE: String): Integer;`
Evaluates the area covered by the tearing point to see if there is a better one

	`procedure AddLines2IncMatrix;`
Gets the index of myPDE -> bus1 within the Inc matrix

	`procedure AddXfmr2IncMatrix;`
Adds the Lines to the Incidence matrix arrays

	`procedure AddSeriesCap2IncMatrix;`
Adds the Xfmrs to the Incidence matrix arrays

	`procedure AddSeriesReac2IncMatrix;`
Adds capacitors in series to the Incidence matrix arrays

Properties

	`property Mode: TSolveMode READ dynavars.SolutionMode WRITE Set_Mode;`

	`property Frequency: Double READ FFrequency WRITE Set_Frequency;`

	`property Year: Integer READ FYear WRITE Set_Year;`

	`property Time_Solve: Double READ Solve_Time_Elapsed;`

	`property Time_TotalSolve: Double READ Total_Solve_Time_Elapsed;`

	`property Time_Step: Double READ Step_Time_Elapsed;`

	`property Total_Time: Double READ Total_Time_Elapsed WRITE Set_Total_Time;`
Solve + sample

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Class TSolutionObj

Unit

Declaration

Description

Hierarchy

Overview

Fields

Methods

Properties

Description

Fields

Methods

Properties