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Add common under/over-voltage event

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This commit is contained in:
Daniel 2024-05-15 21:05:27 +03:00
parent b4773d89d8
commit 841c144ff6
3 changed files with 22 additions and 0 deletions
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14
Software/src/devboard/safety/safety.cpp
View file

@ -20,6 +20,20 @@ void update_machineryprotection() {
clear_event(EVENT_BATTERY_FROZEN);
}
// Battery voltage is over designed max voltage!
if (datalayer.battery.status.voltage_dV > datalayer.battery.info.max_design_voltage_dV) {
set_event(EVENT_BATTERY_OVERVOLTAGE, datalayer.battery.status.voltage_dV);
} else {
clear_event(EVENT_BATTERY_OVERVOLTAGE);
}
// Battery voltage is under designed min voltage!
if (datalayer.battery.status.voltage_dV < datalayer.battery.info.min_design_voltage_dV) {
set_event(EVENT_BATTERY_UNDERVOLTAGE, datalayer.battery.status.voltage_dV);
} else {
clear_event(EVENT_BATTERY_UNDERVOLTAGE);
}
// Battery is extremely degraded, not fit for secondlifestorage
if (datalayer.battery.status.soh_pptt < 2500) {
set_event(EVENT_LOW_SOH, datalayer.battery.status.soh_pptt);

6
Software/src/devboard/utils/events.cpp
View file

@ -150,6 +150,8 @@ void init_events(void) {
events.entries[EVENT_BATTERY_DISCHG_STOP_REQ].level = EVENT_LEVEL_ERROR;
events.entries[EVENT_BATTERY_CHG_DISCHG_STOP_REQ].level = EVENT_LEVEL_ERROR;
events.entries[EVENT_BATTERY_OVERHEAT].level = EVENT_LEVEL_ERROR;
events.entries[EVENT_BATTERY_OVERVOLTAGE].level = EVENT_LEVEL_WARNING;
events.entries[EVENT_BATTERY_UNDERVOLTAGE].level = EVENT_LEVEL_WARNING;
events.entries[EVENT_LOW_SOH].level = EVENT_LEVEL_ERROR;
events.entries[EVENT_HVIL_FAILURE].level = EVENT_LEVEL_ERROR;
events.entries[EVENT_PRECHARGE_FAILURE].level = EVENT_LEVEL_INFO;
@ -238,6 +240,10 @@ const char* get_event_message_string(EVENTS_ENUM_TYPE event) {
return "Info: Battery requesting heating pads to stop. The battery is now warm enough.";
case EVENT_BATTERY_OVERHEAT:
return "ERROR: Battery overheated. Shutting down to prevent thermal runaway!";
case EVENT_BATTERY_OVERVOLTAGE:
return "Warning: Battery exceeding maximum design voltage. Discharge battery to prevent damage!";
case EVENT_BATTERY_UNDERVOLTAGE:
return "Warning: Battery under minimum design voltage. Charge battery to prevent damage!";
case EVENT_LOW_SOH:
return "ERROR: State of health critically low. Battery internal resistance too high to continue. Recycle "
"battery.";

2
Software/src/devboard/utils/events.h
View file

@ -44,6 +44,8 @@
XX(EVENT_BATTERY_DISCHG_STOP_REQ) \
XX(EVENT_BATTERY_CHG_DISCHG_STOP_REQ) \
XX(EVENT_BATTERY_OVERHEAT) \
XX(EVENT_BATTERY_OVERVOLTAGE) \
XX(EVENT_BATTERY_UNDERVOLTAGE) \
XX(EVENT_BATTERY_REQUESTS_HEAT) \
XX(EVENT_BATTERY_WARMED_UP) \
XX(EVENT_LOW_SOH) \