- Added new module status
- Added error messages for EtherCAT connection lost
This commit is contained in:
Matthias Heisig
@@ -54,6 +54,7 @@ VAR_INPUT
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// String inverter ip
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sInverterIP : STRING;
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xECStateSCS AT %I* : UINT;
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END_VAR
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VAR_OUTPUT
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// Current string voltage
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@@ -130,6 +131,9 @@ VAR
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// DC Main switch not closed
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_fbDCMainSwitchNotClosed : FB_TcAlarm;
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// Connection to SCS lost
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_fbSCSConnLost : FB_TcAlarm;
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// Shutdown discharge stopped messages
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_fbSDDCLevel : FB_TcMessage;
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_fbSDUnitThreshold : FB_TcMessage;
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@@ -206,6 +210,21 @@ xAllModulesInAutoMode := TRUE;
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// Reset Safety
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xResetSafetyDCCB := xResetSafety;
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// ===============================
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// EtherCAT connection lost error handling
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// ===============================
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IF (xECStateSCS <> 8) AND (NOT _fbSCSConnLost.bRaised) AND xReleaseErrors THEN
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_fbSCSConnLost.Raise(0);
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END_IF
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IF (xECStateSCS = 8) AND _fbSCSConnLost.bRaised THEN
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_fbSCSConnLost.Clear(0, FALSE);
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END_IF
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IF _fbSCSConnLost.eConfirmationState = TcEventConfirmationState.WaitForConfirmation AND xConfirmAlarms THEN
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_fbSCSConnLost.Confirm(0);
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END_IF
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// ===============================
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// DC Main switch error handling
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// ===============================
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@@ -532,6 +551,7 @@ CASE _iState OF
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20: // Check if DC relais closed and safety is ok
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IF NOT xDCCBOpen THEN
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_tonErrorDCCBNotClosed.IN := FALSE;
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_xEnableInverter := TRUE;
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_rPowerInverterInternal := rPowerInverter;
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//_rPowerInverterInternal := 0.0;
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@@ -565,13 +585,18 @@ CASE _iState OF
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_rPowerInverterInternal := 0.0;
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_xEnable := FALSE;
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_iState := 31;
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_tonInverterStartupTimeout(IN := FALSE);
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END_IF
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// Inverter error or timeout for startup
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IF _fbInverter.xError OR (NOT xRepairSwitchOk) THEN // _tonInverterStartupTimeout.Q
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IF _fbInverter.xError OR (NOT xRepairSwitchOk) OR _tonInverterStartupTimeout.Q THEN // _tonInverterStartupTimeout.Q
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// Shutdown beacause of inverter startup timeout
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IF _tonInverterStartupTimeout.Q AND (NOT _fbInverterStartupTimeoutAlarm.bRaised) THEN
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_fbInverterStartupTimeoutAlarm.Raise(0);
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END_IF
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_iState := 1000;
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_xEnableInverter := FALSE;
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xError := TRUE;
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@@ -650,8 +675,8 @@ CASE _iState OF
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// Restart on Enable or StartBalancing
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IF xEnable OR xStartBalancing THEN
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_rPowerInverterInternal := 0.0;
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_xEnableInverter := FALSE;
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_iState := 40;
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//_xEnableInverter := FALSE;
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_iState := 0;
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END_IF
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40: // Wait for inverter to shut down
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@@ -750,6 +775,9 @@ VAR_INPUT
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sName : STRING;
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END_VAR
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VAR
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_sTemp : STRING;
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END_VAR
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]]></Declaration>
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<Implementation>
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<ST><![CDATA[_sName := sName;
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@@ -775,6 +803,11 @@ _fbInverterStartupTimeoutAlarm.ipArguments.Clear().AddString(_sName);
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_fbDCMainSwitchNotClosed.CreateEx(stEventEntry := TC_EVENTS.General.DCMainSwitchNotClosed, bWithConfirmation := FALSE, 0);
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_fbDCMainSwitchNotClosed.ipArguments.Clear().AddString(_sName);
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// EtherCAT communication lost alarm
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_fbSCSConnLost.CreateEx(stEventEntry := TC_EVENTS.General.CommError, bWithConfirmation := TRUE, 0);
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_sTemp := CONCAT(_sName, ' SCS');
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_fbSCSConnLost.ipArguments.Clear().AddString(_sTemp);
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// Shutdown discharge messages
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_fbSDDCLevel.CreateEx(TC_EVENTS.BMSEvents.SDDCVoltage, 0);
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_fbSDDCLevel.ipArguments.Clear().AddString(_sName);
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@@ -805,6 +838,9 @@ _fbModule1.Name := CONCAT(_sName, ' - Module 1');
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_fbModule2.Name := CONCAT(_sName, ' - Module 2');
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_fbModule3.Name := CONCAT(_sName, ' - Module 3');
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// Set inverter Name
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_fbInverter.Name := _sName;
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// Create alarm messages
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_fbModulesOutOfBalanceAlarm.ipArguments.Clear().AddString(_sName);
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_fbSafetyInterlocksNotOkAlarm.ipArguments.Clear().AddString(_sName);]]></ST>
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@@ -812,18 +848,47 @@ _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="3" Count="542" />
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<LineId Id="3" Count="7" />
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<LineId Id="600" Count="2" />
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<LineId Id="599" Count="0" />
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<LineId Id="603" Count="2" />
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<LineId Id="607" Count="0" />
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<LineId Id="606" Count="0" />
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<LineId Id="608" Count="1" />
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<LineId Id="611" Count="0" />
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<LineId Id="610" Count="0" />
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<LineId Id="612" Count="1" />
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<LineId Id="11" Count="326" />
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<LineId Id="597" Count="0" />
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<LineId Id="338" Count="32" />
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<LineId Id="578" Count="0" />
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<LineId Id="371" Count="0" />
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<LineId Id="582" Count="0" />
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<LineId Id="584" Count="0" />
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<LineId Id="372" Count="2" />
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<LineId Id="587" Count="2" />
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<LineId Id="377" Count="0" />
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<LineId Id="596" Count="0" />
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<LineId Id="378" Count="167" />
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<LineId Id="2" Count="0" />
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</LineIds>
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<LineIds Name="FB_String.FB_init">
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<LineId Id="3" Count="27" />
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<LineId Id="3" Count="21" />
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<LineId Id="31" Count="2" />
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<LineId Id="35" Count="0" />
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<LineId Id="34" Count="0" />
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<LineId Id="25" Count="5" />
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<LineId Id="2" Count="0" />
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</LineIds>
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<LineIds Name="FB_String.Name.Get">
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<LineId Id="1" Count="0" />
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</LineIds>
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<LineIds Name="FB_String.Name.Set">
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<LineId Id="1" Count="9" />
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<LineId Id="1" Count="5" />
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<LineId Id="12" Count="0" />
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<LineId Id="11" Count="0" />
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<LineId Id="13" Count="0" />
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<LineId Id="7" Count="3" />
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</LineIds>
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</POU>
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</TcPlcObject>
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