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Add Event when automatic contactor opening happens

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Daniel 2024-04-26 22:26:04 +03:00
parent a209fb92e7
commit b141161d9a
3 changed files with 8 additions and 2 deletions
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3
Software/Software.ino
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@ -91,7 +91,7 @@ MyTimer loop_task_timer_10s(INTERVAL_10_S);
enum State { DISCONNECTED, PRECHARGE, NEGATIVE, POSITIVE, PRECHARGE_OFF, COMPLETED, SHUTDOWN_REQUESTED };
State contactorStatus = DISCONNECTED;
#define MAX_ALLOWED_FAULT_TICKS 500
#define MAX_ALLOWED_FAULT_TICKS 1000
#define PRECHARGE_TIME_MS 160
#define NEGATIVE_CONTACTOR_TIME_MS 1000
#define POSITIVE_CONTACTOR_TIME_MS 2000
@ -630,6 +630,7 @@ void handle_contactors() {
digitalWrite(PRECHARGE_PIN, LOW);
digitalWrite(NEGATIVE_CONTACTOR_PIN, LOW);
digitalWrite(POSITIVE_CONTACTOR_PIN, LOW);
set_event(EVENT_ERROR_OPEN_CONTACTOR, 0);
return; // A fault scenario latches the contactor control. It is not possible to recover without a powercycle (and investigation why fault occured)
}

4
Software/src/devboard/utils/events.cpp
View file

@ -147,6 +147,7 @@ void init_events(void) {
events.entries[EVENT_PRECHARGE_FAILURE].level = EVENT_LEVEL_INFO;
events.entries[EVENT_INTERNAL_OPEN_FAULT].level = EVENT_LEVEL_ERROR;
events.entries[EVENT_INVERTER_OPEN_CONTACTOR].level = EVENT_LEVEL_INFO;
events.entries[EVENT_ERROR_OPEN_CONTACTOR].level = EVENT_LEVEL_INFO;
events.entries[EVENT_CELL_UNDER_VOLTAGE].level = EVENT_LEVEL_ERROR;
events.entries[EVENT_CELL_OVER_VOLTAGE].level = EVENT_LEVEL_ERROR;
events.entries[EVENT_CELL_DEVIATION_HIGH].level = EVENT_LEVEL_WARNING;
@ -237,6 +238,9 @@ const char* get_event_message_string(EVENTS_ENUM_TYPE event) {
return "ERROR: High voltage cable removed while battery running. Opening contactors!";
case EVENT_INVERTER_OPEN_CONTACTOR:
return "Info: Inverter side opened contactors. Normal operation.";
case EVENT_ERROR_OPEN_CONTACTOR:
return "Info: Too much time spent in error state. Opening contactors, not safe to continue charging. "
"Check other error code for reason!";
case EVENT_CELL_UNDER_VOLTAGE:
return "ERROR: CELL UNDERVOLTAGE!!! Stopping battery charging and discharging. Inspect battery!";
case EVENT_CELL_OVER_VOLTAGE:

3
Software/src/devboard/utils/events.h
View file

@ -6,7 +6,7 @@
// #define INCLUDE_EVENTS_TEST // Enable to run an event test loop, see events_test_on_target.cpp
#define EE_MAGIC_HEADER_VALUE 0x0003 // 0x0000 to 0xFFFF
#define EE_MAGIC_HEADER_VALUE 0x0004 // 0x0000 to 0xFFFF
#define GENERATE_ENUM(ENUM) ENUM,
#define GENERATE_STRING(STRING) #STRING,
@ -49,6 +49,7 @@
XX(EVENT_PRECHARGE_FAILURE) \
XX(EVENT_INTERNAL_OPEN_FAULT) \
XX(EVENT_INVERTER_OPEN_CONTACTOR) \
XX(EVENT_ERROR_OPEN_CONTACTOR) \
XX(EVENT_CELL_UNDER_VOLTAGE) \
XX(EVENT_CELL_OVER_VOLTAGE) \
XX(EVENT_CELL_DEVIATION_HIGH) \