Heisig_GmbH/Uniper_PLC
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Fixed missing multistring handling in some modes

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This commit is contained in:
Matthias Heisig
2025-02-14 16:14:07 +01:00
parent 4f0905d64a
commit 84e0e174a1
3 changed files with 36 additions and 31 deletions
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28
PLC/PLC.tmc
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File diff suppressed because one or more lines are too long

37
PLC/POUs/MAIN.TcPOU
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@@ -128,8 +128,6 @@ VAR
_xDebug : BOOL; _xDebug : BOOL;
_uiDebugCurrentString : UINT := 0;
_ModbusDebugTest : ST_MODBUS_REG_11; _ModbusDebugTest : ST_MODBUS_REG_11;
_fbStringReadyTimeout : TON; _fbStringReadyTimeout : TON;
@@ -145,6 +143,7 @@ VAR
_xStringsShutdownDischargeAllowed : BOOL; _xStringsShutdownDischargeAllowed : BOOL;
_xStringsAllInAutomaticMode : BOOL; _xStringsAllInAutomaticMode : BOOL;
_xStringsOff : BOOL; _xStringsOff : BOOL;
_xStringsBalancingDone : BOOL;
_rMaxCurrentInverterDCVoltage : REAL; _rMaxCurrentInverterDCVoltage : REAL;
_rMinCurrentInverterDCVoltage : REAL; _rMinCurrentInverterDCVoltage : REAL;
@@ -349,6 +348,7 @@ _xStringsInSchutdownDischargeMode := FALSE;
_xStringsShutdownDischargeAllowed := TRUE; _xStringsShutdownDischargeAllowed := TRUE;
_xStringsAllInAutomaticMode := TRUE; _xStringsAllInAutomaticMode := TRUE;
_xStringsOff := TRUE; _xStringsOff := TRUE;
_xStringsBalancingDone := TRUE;
_rMaxCurrentInverterDCVoltage := 0.0; _rMaxCurrentInverterDCVoltage := 0.0;
_rMinCurrentInverterDCVoltage := 10_000; _rMinCurrentInverterDCVoltage := 10_000;
_rHighestSegmentVoltage := 0.0; _rHighestSegmentVoltage := 0.0;
@@ -385,6 +385,11 @@ FOR _ui := 0 TO (GVL_CONFIG.uiNumberOfStrings-1) DO
_xStringsOff := FALSE; _xStringsOff := FALSE;
END_IF END_IF
// check balancing done
IF (NOT _afbStrings[_ui].xBalancingDone) THEN
_xStringsBalancingDone := FALSE;
END_IF
// Check for max dc voltage // Check for max dc voltage
IF _rMaxCurrentInverterDCVoltage < _afbStrings[_ui].stInverterData.rActDCVoltage THEN IF _rMaxCurrentInverterDCVoltage < _afbStrings[_ui].stInverterData.rActDCVoltage THEN
_rMaxCurrentInverterDCVoltage := _afbStrings[_ui].stInverterData.rActDCVoltage; _rMaxCurrentInverterDCVoltage := _afbStrings[_ui].stInverterData.rActDCVoltage;
@@ -593,7 +598,7 @@ END_IF]]></ST>
<ST><![CDATA[CASE _iState OF <ST><![CDATA[CASE _iState OF
0: // Idle 0: // Idle
// Wait for power command // Wait for power command
IF (ABS(_rAutoPowerRequest) > DINT_TO_REAL(GVL_CONFIG.diMinimumAbsPowerForEnable)) AND (NOT _afbStrings[_uiDebugCurrentString].xError) AND _afbStrings[_uiDebugCurrentString].xAllModulesInAutoMode THEN IF (ABS(_rAutoPowerRequest) > DINT_TO_REAL(GVL_CONFIG.diMinimumAbsPowerForEnable)) AND (NOT _xStringsErrorActive) AND _xStringsAllInAutomaticMode THEN
_iState := 5; _iState := 5;
_xCanChangeMode := FALSE; _xCanChangeMode := FALSE;
END_IF END_IF
@@ -852,10 +857,10 @@ END_IF
_iStateBalancing := 5; _iStateBalancing := 5;
END_IF END_IF
// GVL_SCADA.stAutomaticModeHMI.stStartAutoButton.xRelease := (NOT _afbStrings[_uiDebugCurrentString].xError) AND _afbStrings[_uiDebugCurrentString].xAllModulesInAutoMode; // GVL_SCADA.stAutomaticModeHMI.stStartAutoButton.xRelease := (NOT _xStringsErrorActive) AND _afbStrings[_uiDebugCurrentString].xAllModulesInAutoMode;
5: // Check for start conditions 5: // Check for start conditions
IF (NOT _afbStrings[_uiDebugCurrentString].xError) AND _afbStrings[_uiDebugCurrentString].xAllModulesInAutoMode THEN IF (NOT _xStringsErrorActive) AND _xStringsAllInAutomaticMode THEN
_xCanChangeMode := FALSE; _xCanChangeMode := FALSE;
_xEnableString := FALSE; _xEnableString := FALSE;
_xStartBalancing := TRUE; _xStartBalancing := TRUE;
@@ -863,13 +868,13 @@ END_IF
END_IF END_IF
10: // Wait for balancing to be done 10: // Wait for balancing to be done
IF _afbStrings[_uiDebugCurrentString].xBalancingDone THEN IF _xStringsBalancingDone THEN
_xCanChangeMode := TRUE; _xCanChangeMode := TRUE;
_xStartBalancing := FALSE; _xStartBalancing := FALSE;
_iStateBalancing := 0; _iStateBalancing := 0;
END_IF END_IF
IF _afbStrings[_uiDebugCurrentString].xError THEN IF _xStringsErrorActive THEN
_iStateBalancing := 900; _iStateBalancing := 900;
_xStartBalancing := FALSE; _xStartBalancing := FALSE;
END_IF END_IF
@@ -881,7 +886,7 @@ END_IF
END_IF END_IF
900: // Error state 900: // Error state
IF _xConfirmAlarms AND (NOT _afbStrings[_uiDebugCurrentString].xError) THEN IF _xConfirmAlarms AND (NOT _xStringsErrorActive) THEN
_xCanChangeMode := TRUE; _xCanChangeMode := TRUE;
_iStateBalancing := 0; _iStateBalancing := 0;
END_IF END_IF
@@ -908,7 +913,7 @@ END_CASE]]></ST>
<ST><![CDATA[// Start on start button pressed <ST><![CDATA[// Start on start button pressed
IF GVL_SCADA.stAutomaticModeHMI.stStartAutoButton.xRequest THEN IF GVL_SCADA.stAutomaticModeHMI.stStartAutoButton.xRequest THEN
// Only start if everything is ok // Only start if everything is ok
IF _afbStrings[_uiDebugCurrentString].xAllModulesInAutoMode AND (NOT _afbStrings[_uiDebugCurrentString].xError) THEN IF _xStringsAllInAutomaticMode AND (NOT _xStringsErrorActive) THEN
_xStartSafetyCheck := TRUE; _xStartSafetyCheck := TRUE;
END_IF END_IF
END_IF END_IF
@@ -923,7 +928,7 @@ END_IF
CASE _iStateSafetyCheck OF CASE _iStateSafetyCheck OF
0: // Idle 0: // Idle
// Wait for start command // Wait for start command
IF _xStartSafetyCheck AND _afbStrings[_uiDebugCurrentString].xAllModulesInAutoMode THEN IF _xStartSafetyCheck AND _xStringsAllInAutomaticMode THEN
_xEnableString := TRUE; _xEnableString := TRUE;
_iStateSafetyCheck := 10; _iStateSafetyCheck := 10;
_rPowerInverter := 0.0; _rPowerInverter := 0.0;
@@ -931,7 +936,7 @@ CASE _iStateSafetyCheck OF
END_IF END_IF
10: // Wait for string to be ready 10: // Wait for string to be ready
IF _afbStrings[_uiDebugCurrentString].xReady AND (NOT _afbStrings[_uiDebugCurrentString].xError) THEN IF _xStringsReady AND (NOT _xStringsErrorActive) THEN
_iStateSafetyCheck := 30; _iStateSafetyCheck := 30;
END_IF END_IF
@@ -943,7 +948,7 @@ CASE _iStateSafetyCheck OF
END_IF END_IF
// Check for errors // Check for errors
IF _afbStrings[_uiDebugCurrentString].xError THEN IF _xStringsErrorActive THEN
_iStateSafetyCheck := 1000; _iStateSafetyCheck := 1000;
END_IF END_IF
@@ -959,18 +964,18 @@ CASE _iStateSafetyCheck OF
END_IF END_IF
// Check for errors // Check for errors
IF _afbStrings[_uiDebugCurrentString].xError THEN IF _xStringsErrorActive THEN
_xEnableString := FALSE; _xEnableString := FALSE;
_iStateSafetyCheck := 1000; _iStateSafetyCheck := 1000;
END_IF END_IF
45: // Wait for shutdown of string to be done 45: // Wait for shutdown of string to be done
IF _afbStrings[_uiDebugCurrentString].xOff THEN IF _xStringsOff THEN
_iStateSafetyCheck := 0; _iStateSafetyCheck := 0;
END_IF END_IF
// Check for errors // Check for errors
IF _afbStrings[_uiDebugCurrentString].xError THEN IF _xStringsErrorActive THEN
_xEnableString := FALSE; _xEnableString := FALSE;
_iStateSafetyCheck := 1000; _iStateSafetyCheck := 1000;
END_IF END_IF
@@ -982,7 +987,7 @@ CASE _iStateSafetyCheck OF
_iStateSafetyCheck := 1010; _iStateSafetyCheck := 1010;
1010: // Wait for reset from error state 1010: // Wait for reset from error state
IF (NOT _afbStrings[_uiDebugCurrentString].xError) AND (NOT _xStartSafetyCheck) THEN IF (NOT _xStringsErrorActive) AND (NOT _xStartSafetyCheck) THEN
// Goto init state // Goto init state
_iStateSafetyCheck := 0; _iStateSafetyCheck := 0;

2
Uniper.tsproj
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@@ -269,7 +269,7 @@
</System> </System>
<Plc> <Plc>
<Project GUID="{9AE64910-5EB2-4866-93FD-EFE059C38C36}" Name="PLC" PrjFilePath="PLC\PLC.plcproj" TmcFilePath="PLC\PLC.tmc" ReloadTmc="true" AmsPort="851" FileArchiveSettings="#x000e" CopyTmcToTarget="true" CopyTpyToTarget="false" SymbolicMapping="true"> <Project GUID="{9AE64910-5EB2-4866-93FD-EFE059C38C36}" Name="PLC" PrjFilePath="PLC\PLC.plcproj" TmcFilePath="PLC\PLC.tmc" ReloadTmc="true" AmsPort="851" FileArchiveSettings="#x000e" CopyTmcToTarget="true" CopyTpyToTarget="false" SymbolicMapping="true">
<Instance Id="#x08502000" TcSmClass="TComPlcObjDef" KeepUnrestoredLinks="2" TmcHash="{8F86D368-EFB2-BFDB-9B1F-280FD290DFAC}" TmcPath="PLC\PLC.tmc"> <Instance Id="#x08502000" TcSmClass="TComPlcObjDef" KeepUnrestoredLinks="2" TmcHash="{D38151DB-7B35-9BBB-5607-C6EF9594E4EB}" TmcPath="PLC\PLC.tmc">
<Name>PLC Instance</Name> <Name>PLC Instance</Name>
<CLSID ClassFactory="TcPlc30">{08500001-0000-0000-F000-000000000064}</CLSID> <CLSID ClassFactory="TcPlc30">{08500001-0000-0000-F000-000000000064}</CLSID>
<Vars VarGrpType="2" AreaNo="1"> <Vars VarGrpType="2" AreaNo="1">