Added string startup timeout
This commit is contained in:
Matthias Heisig
@@ -1,5 +1,5 @@
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<?xml version="1.0" encoding="utf-8"?>
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<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
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<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4026.8">
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<POU Name="FB_String" Id="{46501225-f446-4674-bfed-3be64273e576}" SpecialFunc="None">
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<Declaration><![CDATA[FUNCTION_BLOCK FB_String
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VAR_INPUT
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@@ -102,9 +102,13 @@ VAR
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_fbModule2 : FB_Module(CONCAT(Name,' - Module 2'));
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_fbModule3 : FB_Module(CONCAT(Name,' - Module 3'));
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// Summed status of all module errors
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_xModuleError : BOOL;
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// All modules are ready
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_xAllModulesReady : BOOL;
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// All modules in shutdown discharge mode
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_xAllModulesInShutdownDischargeMode : BOOL;
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@@ -154,7 +158,10 @@ VAR
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// Fault timer for inverter startup
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_tonInverterStartupTimeout : TON := (PT := T#2M);
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// Deabug delay timer for inverter shutdown
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// Fault timer for inverter shutdown
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_tonInverterShutdownError : TON := (PT := T#10S);
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// Debug delay timer for inverter shutdown
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_tonInverterShutdownDelay : TON := (PT := T#10S);
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// Timer for Safety ok timeout
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@@ -187,15 +194,9 @@ VAR PERSISTENT
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END_VAR
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]]></Declaration>
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<Implementation>
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<ST><![CDATA[// Reset error flag
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xError := FALSE;
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// Reset all modules in automatic mode
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<ST><![CDATA[// Reset all modules in automatic mode
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xAllModulesInAutoMode := TRUE;
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// Reset safety interlocks flag
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//xSafetyIntlksOk := TRUE;
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// Reset Safety
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xResetSafetyDCCB := xResetSafety;
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@@ -249,18 +250,6 @@ _fbModule1(
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xReleaseManualMode := xReleaseManualMode,
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xConfirmAlarms:= xConfirmAlarms,
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rBalancingTargetVoltage := rSmallestSegmentVoltage);
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IF _fbModule1.xWarning THEN
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xWarning := TRUE;
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END_IF
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IF _fbModule1.xError THEN
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xError := TRUE;
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END_IF
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IF NOT _fbModule1.xAllUnitsInAutomatic THEN
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xAllModulesInAutoMode := FALSE;
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END_IF
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// ===============================
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@@ -280,18 +269,6 @@ _fbModule2(
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xReleaseManualMode := xReleaseManualMode,
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xConfirmAlarms:= xConfirmAlarms,
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rBalancingTargetVoltage := rSmallestSegmentVoltage);
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IF _fbModule2.xWarning THEN
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xWarning := TRUE;
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END_IF
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IF _fbModule2.xError THEN
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xError := TRUE;
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END_IF
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IF NOT _fbModule2.xAllUnitsInAutomatic THEN
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xAllModulesInAutoMode := FALSE;
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END_IF
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// ===============================
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@@ -310,19 +287,21 @@ _fbModule3(
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xReleaseManualMode := xReleaseManualMode,
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xConfirmAlarms:= xConfirmAlarms,
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rBalancingTargetVoltage := rSmallestSegmentVoltage);
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IF _fbModule3.xWarning THEN
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xWarning := TRUE;
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END_IF
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IF _fbModule3.xError THEN
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xError := TRUE;
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END_IF
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// ===============================
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// Handle modules error state
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// ===============================
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_xModuleError := _fbModule1.xError OR _fbModule2.xError OR _fbModule3.xError;
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IF NOT _fbModule3.xAllUnitsInAutomatic THEN
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xAllModulesInAutoMode := FALSE;
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END_IF
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// ===============================
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// Handle modules warning state
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// ===============================
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xWarning := _fbModule1.xWarning OR _fbModule2.xWarning OR _fbModule3.xWarning;
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// ===============================
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// Handle modules in auto mode
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// ===============================
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xAllModulesInAutoMode := _fbModule1.xAllUnitsInAutomatic AND _fbModule2.xAllUnitsInAutomatic AND _fbModule3.xAllUnitsInAutomatic;
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// ===============================
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// Handle shutdown discharge mode
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@@ -491,7 +470,7 @@ CASE _iState OF
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_iState := 0;
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END_IF
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IF xError THEN
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IF _xModuleError THEN
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_xEnable := FALSE;
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_iState := 1000;
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END_IF
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@@ -609,7 +588,7 @@ CASE _iState OF
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END_IF
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// Shutdown
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IF NOT xEnable THEN
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IF (NOT xEnable) THEN
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_xEnable := FALSE;
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_xReleaseLimitErrorsInternal := FALSE;
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IF GVL_CONFIG.xShutdownDischargeWithInverter THEN
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@@ -692,10 +671,35 @@ CASE _iState OF
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END_IF
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1000: // Error state
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_xEnable := FALSE;
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_xEnableInverter := FALSE;
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_rPowerInverterInternal := 0.0;
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xError := TRUE;
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_xReleaseLimitErrorsInternal := FALSE;
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// Reset timer
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_tonResetPulseLength(IN := FALSE);
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_tonErrorDCCBNotClosed(IN := FALSE);
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_iState := 1005;
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1005: // Wait for inverter to be off
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_tonInverterShutdownError(IN := TRUE);
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// If inverter is not shutting down, hard disconnect it
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IF (NOT _fbInverter.xActive) OR _tonInverterShutdownError.Q THEN
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_tonInverterShutdownError(IN := FALSE);
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xCloseDCCB := FALSE;
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_iState := 1010;
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END_IF
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1010: // Error idle state
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// Leave error state only if modules are deactivated
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IF NOT xEnable THEN
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_tonResetPulseLength.IN := FALSE;
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_tonErrorDCCBNotClosed.IN := FALSE;
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IF (NOT xEnable) AND (NOT _xModuleError) THEN
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xError := FALSE;
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_iState := 0;
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END_IF
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END_CASE
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@@ -799,7 +803,22 @@ _fbSafetyInterlocksNotOkAlarm.ipArguments.Clear().AddString(_sName);]]></ST>
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</Set>
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</Property>
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<LineIds Name="FB_String">
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<LineId Id="4873" Count="251" />
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<LineId Id="4876" Count="1" />
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<LineId Id="4881" Count="53" />
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<LineId Id="4947" Count="18" />
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<LineId Id="4978" Count="17" />
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<LineId Id="5966" Count="1" />
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<LineId Id="5965" Count="0" />
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<LineId Id="5969" Count="0" />
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<LineId Id="5968" Count="0" />
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<LineId Id="5971" Count="2" />
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<LineId Id="5970" Count="0" />
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<LineId Id="5775" Count="0" />
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<LineId Id="5773" Count="0" />
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@@ -818,7 +837,29 @@ _fbSafetyInterlocksNotOkAlarm.ipArguments.Clear().AddString(_sName);]]></ST>
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<LineId Id="5581" Count="2" />
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<LineId Id="5585" Count="1" />
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<LineId Id="5997" Count="0" />
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<LineId Id="5368" Count="30" />
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<LineId Id="527" Count="0" />
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</LineIds>
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<LineIds Name="FB_String.FB_init">
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