Changes for page 3.6 Battery protection

Last modified by Admin on 2025/04/09 12:25

From 4.19 to 4.18 From 6.1 to 5.1

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edited by Admin
on 2024/11/21 18:32

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To version 4.19

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@@ -534,334 +534,27 @@
  To change the protection parameters from loss of communication with BMS Logic boards, select the menu "Protections → Logic offline protection":
--In this section:
--* Enable – a flag to enable the protection;
--* Lock the error until the device is reset.
--
--As a result of the protection from loss of communication with BMS Logic boards, the "Logic offline" error is generated.
--
--Error generation conditions:
--
--* at least one of the connected BMS Logic boards does not respond to the commands of the BMS Main 2.x board for 10 seconds.
--
--Conditions for removing the error:
--
--* all connected BMS Logic boards respond to the commands of the BMS Main 2.x board.
--
--(% class="box warningmessage" %)
--(((
--**If there is the "Logic offline" error, the “Critical error” is generated and all relays open.**
--)))
--
  == 3.6.20 Cell count protection ==
--To change the protection parameters from the mismatch of the number of cells to the set value, select the menu "Protections → Cell count protection":
--
--
--In this section:
--
--* Enable – a flag to enable the protection;
--* Cell count – a number of cells connected to the BMS;
--* Delay before setting the error, second;
--* Delay before clearing the error, second;
--* Lock the error until the device is reset.
--
--As a result of the operation of the protection from the mismatch of the number of cells, the "Cell count error" is generated.
--
--Error generation conditions:
--
--* the number of cells connected to the BMS is **not equal** to the “Cell count” value during the “Delay before setting the error” time.
--
--Conditions for removing the error:
--
--* the number of cells connected to the BMS is **equal** to the “Cell count” value during the “Delay before clearing the error” time.
--
--(% class="box warningmessage" %)
--(((
--**If there is the "Cell count error", the “Critical error” is generated and all relays open.**
--)))
--
  == 3.6.21 Logic count protection ==
--To change the protection parameters from the mismatch of the number of BMS Logic boards to the set value, select the menu "Protections → Logic count protection":
--
--
--In this section:
--
--* Enable – a flag to enable the protection;
--* Logic count – a number of BMS Logic boards connected to the BMS Main 2.x;
--* Fast scan – a flag to scan BMS Logic boards fast (boards with addresses from 1 to “Logic count” are scanned; this mode reduces BMS system startup time);
--* Lock the error until the device is reset.
--
--As a result of the operation of the protection from the mismatch of the number of BMS Logic boards, the "Logic count error" is generated.
--
--Error generation conditions:
--
--* the number of BMS Logic boards connected to the BMS Main 2.x is **not equal** to the “Logic count” value.
--
--Conditions for removing the error:
--
--* the number of BMS Logic boards connected to the BMS Main is **equal** to the “Logic count” value.
--
--(% class="box warningmessage" %)
--(((
--**If there is the "Logic count error", the “Critical error” is generated and all relays open.**
--)))
--
  == 3.6.22 WDT protection ==
--If the BMS firmware hangs, the watchdog timer resets the board. The BMS can detect that the board was reset and generates the “WDT reset” error.
--
--To change the parameters of the watchdog protection, select the menu "Protections → WDT protection":
--
--
--In this section:
--
--* Enable – a flag to enable the protection;
--* Delay before clearing the error, second;
--* Lock the error until the device is reset.
--
--Conditions for removing the error:
--
--* the “Delay before clearing the error” time has passed from the board startup.
--
--(% class="box warningmessage" %)
--(((
--**If there is the "WDT reset" error, the “Critical error” is generated and all relays open.**
--)))
--
  == 3.6.23 Insulation monitoring ==
--BMS Main 2.x can detect a signal from an external insulation monitoring device (such as Bender IR155) to monitor the insulation quality.
--
--To change the insulation monitoring parameters, select the menu "Protections → Insulation monitoring":
--
--
--In this section:
--
--* Enable – a flag to enable the protection;
--* Delay before setting the error, second;
--* Delay before clearing the error, second;
--* Lock the error until the device is reset.
--
--Error is set if corresponding discrete input is set up and it received logical zero.
--
  == 3.6.24 Critical error parameters ==
--To change the critical error parameters, select the menu "Protections → Critical error parameters":
--
--
--In this section:
--
--* Enable – a flag to enable the protection;
--* Delay before setting the error, second;
--* Delay before clearing the error, second;
--* Lock the error until the device is reset.
--
--The critical error flag is generated if at least one of the following errors is generated during the “Delay before setting the error” time:
--
--* “Battery cover error”;
--* “Water”;
--* “Logic offline”;
--* “Cell count error”;
--* “Logic count error”;
--* “ADC error”;
--* “No temp. sensors”;
--* “Temp. sensor is shorted”;
--* “Current sensor error”;
--* “Shunt offline”;
--* “Shunt error”;
--* “Settings error”;
--* “WDT reset”.
--
--The “Critical error” is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
--
--(% class="box warningmessage" %)
--(((
--**If there is the “Critical error”, all relays open.**
--)))
--
  == 3.6.25 General error parameters ==
  == 3.6.26 Low SOC signal ==
--To change the parameters of the generation a signal about low battery level, select the menu "Protections → Low SOC signal":
--
--
--In this section:
--
--* Enable – a flag to enable signal generation;
--* Minimum SOC, %;
--* Tolerant SOC, %;
--* Delay before setting the signal, second;
--* Delay before clearing the signal, second;
--* Lock the signal until the device is reset.
--
--Signal generation conditions:
--
--* the battery SOC is less than the “Minimum SOC” value during the “Delay before setting the signal” time.
--
--Conditions for clearing the signal:
--
--* the battery SOC is greater than the “Tolerant SOC” during the “Delay before clearing the signal” time.
--
--The "Low SOC signal" is //indicative //and can be linked to any discrete output of the board.
--
  == 3.6.27 High charging current signal ==
--To change the parameters of the generation high-current signal, select the menu "Protections → High charging current signal":
--
--
--In this section:
--
--* Enable – a flag to enable signal generation;
--* Maximum charging current, А;
--* Tolerant charging current, А;
--* Delay before setting the signal, second;
--* Delay before clearing the signal, second;
--* Lock the signal until the device is reset.
--
--Signal generation conditions:
--
--* the measured current is greater than the “Maximum charging current” value during the “Delay before setting the signal” time.
--
--Conditions for clearing the signal:
--
--* the measured current is less than the “Tolerant charging current” value during the “Delay before clearing the signal” time.
--
--The "High charging current" signal is //indicative //and can be linked to any discrete output of the board.
--
  == 3.6.28 Heater control ==
--To change the parameters of the heater control algorithm, select the menu "Protections → Heater control":
--
--
--In this section:
--
--* Enable – a flag to enable heater control;
--* Minimum cell temperature, °C;
--* Tolerant cell temperature, °C;
--* Delay before setting the signal, second;
--* Delay before clearing the signal, second;
--* Lock the signal until the device is reset;
--* Switch off the heater relay on errors (Undervoltage, Overcurrent, High temperature, Short circuit or Critical error).
--
--As a result of operating the heating algorithm, the “Heater” signal is generated.
--
--Conditions of signal generation:
--
--* The minimum temperature among all cells of the battery is less than the “Minimum cell temperature” value during the “Delay before setting the signal” time.
--
--Conditions for clearing the signal:
--
--* the minimum temperature among all cells of the battery is greater than the “Tolerant cell temperature” value during the “Delay before clearing the signal” time.
--
--(% class="box infomessage" %)
--(((
--If there is the "Heater" signal, the heater relay closes and/or a signal is output to the corresponded digital output.
--)))
--
  == 3.6.29 Heater (AUX) control ==
--To change the parameters of the auxiliary heater control algorithm, select the menu "Protections → Heater (AUX) control":
--
--
--In this section:
--
--* Enable – a flag to enable heater control;
--* Minimum cell temperature, °C;
--* Tolerant cell temperature, °C;
--* Delay before setting the signal, second;
--* Delay before clearing the signal, second;
--* Lock the signal until the device is reset;
--* Switch off the heater relay on errors (Undervoltage, Overcurrent, High temperature, Short circuit or Critical error).
--
--As a result of operating the heating algorithm, the “Heater (AUX)” signal is generated.
--
--Conditions of signal generation:
--
--* The minimum temperature among all cells of the battery is less than the “Minimum cell temperature” value during the “Delay before setting the signal” time.
--
--Conditions for clearing the signal:
--
--* the minimum temperature among all cells of the battery is greater than the “Tolerant cell temperature” value during the “Delay before clearing the signal” time.
--
--(% class="box infomessage" %)
--(((
--If there is the "Heater (AUX)" signal, the auxiliary heater relay closes and/or a signal is output to the corresponded digital output.
--)))
--
  == 3.6.30 Cooler control ==
--To change the parameters of the cooler control algorithm, select the menu "Protections → Cooler control":
--
--
--In this section:
--
--* Enable – a flag to enable cooler control;
--* Maximum cell temperature, °C;
--* Tolerant cell temperature, °C;
--* Delay before setting the signal, second;
--* Delay before clearing the signal, second;
--* Lock the signal until the device is reset;
--* Switch off the cooler relay on errors (Undervoltage, Overcurrent, Low temperature, Short circuit or Critical error).
--
--As a result of operating the cooling algorithm, the "Cooler" signal is generated.
--
--Conditions of signal generation:
--
--* the maximum temperature among all cells of the battery is greater than the “Maximum cell temperature” value during the “Delay before setting the signal” time.
--
--Conditions for clearing the signal:
--
--* the maximum temperature among all cells of the battery is less than the “Tolerant cell temperature” value during the “Delay before clearing the signal” time.
--
--(% class="box infomessage" %)
--(((
--If there is the "Cooler" signal, the cooler relay closes and/or a signal is output to the corresponded digital output.
--)))
--
  == 3.6.31 Fault simulation ==
--
--The board provides the ability to manually generate error flags bypassing the protection algorithms. This functionality is intended for commissioning.
--
--To simulate battery and BMS errors, select the menu "Protections → Fault simulation":
--
--
--In this section:
--
--* Overcurrent;
--* Undervoltage;
--* Overvoltage;
--* Low CH temperature;
--* Low DCH temperature;
--* High CH temperature;
--* High DCH temperature;
--* Battery cover error;
--* High humidity;
--* Water;
--* Current sensor error;
--* Short circuit;
--* Contactor high temperature;
--* Unallowable charging;
--* Stuck contactor;
--* CH contactor feedback error;
--* DCH contactor feedback error;
--* PCH contactor feedback error;
--* CH/DCH contactor feedback error;
--* Main contactor feedback error;
--* CH contactor cycles error;
--* DCH contactor cycles error;
--* Logic high temperature;
--* Logic offline;
--* Cell count error;
--* Logic count error;
--* Insulation error;
--* Critical error;
--* Low SOC;
--* High charging current;
--* Heater;
--* Cooler.
--
--To simulate errors, set the necessary flags and click on the "Save" button.

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