foxBMS  1.3.0
The foxBMS Battery Management System API Documentation
Data Structures | Macros | Variables
battery_cell_cfg.h File Reference

Configuration of the battery cell (e.g., minimum and maximum cell voltage) More...

#include "general.h"
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Data Structures

struct  BC_LUT_s
 

Macros

#define BC_VOLTAGE_NOMINAL_mV   (2500)
 nominal cell voltage according to data sheet More...
 
#define BC_VOLTAGE_DEEP_DISCHARGE_mV   (BC_VOLTAGE_MIN_MSL_mV)
 Deep-discharge cell voltage limit. More...
 
#define BC_CAPACITY_mAh   (3500u)
 Cell capacity used for SOC calculation. More...
 
#define BC_ENERGY_Wh   (10.0f)
 
#define BC_TEMPERATURE_MAX_DISCHARGE_MSL_ddegC   (550)
 Maximum temperature limit during discharge. More...
 
#define BC_TEMPERATURE_MAX_DISCHARGE_RSL_ddegC   (500)
 Maximum temperature limit during discharge. More...
 
#define BC_TEMPERATURE_MAX_DISCHARGE_MOL_ddegC   (450)
 Maximum temperature limit during discharge. More...
 
#define BC_TEMPERATURE_MIN_DISCHARGE_MSL_ddegC   (-200)
 Minimum temperature limit during discharge. More...
 
#define BC_TEMPERATURE_MIN_DISCHARGE_RSL_ddegC   (-150)
 Minimum temperature limit during discharge. More...
 
#define BC_TEMPERATURE_MIN_DISCHARGE_MOL_ddegC   (-100)
 Minimum temperature limit during discharge. More...
 
#define BC_TEMPERATURE_MAX_CHARGE_MSL_ddegC   (450)
 Maximum temperature limit during charge. More...
 
#define BC_TEMPERATURE_MAX_CHARGE_RSL_ddegC   (400)
 Maximum temperature limit during charge. More...
 
#define BC_TEMPERATURE_MAX_CHARGE_MOL_ddegC   (350)
 Maximum temperature limit during charge. More...
 
#define BC_TEMPERATURE_MIN_CHARGE_MSL_ddegC   (-200)
 Minimum temperature limit during discharge. More...
 
#define BC_TEMPERATURE_MIN_CHARGE_RSL_ddegC   (-150)
 Minimum temperature limit during discharge. More...
 
#define BC_TEMPERATURE_MIN_CHARGE_MOL_ddegC   (-100)
 Minimum temperature limit during discharge. More...
 
#define BC_VOLTAGE_MAX_MSL_mV   (2800)
 Maximum cell voltage limit. More...
 
#define BC_VOLTAGE_MAX_RSL_mV   (2750)
 Maximum cell voltage limit. More...
 
#define BC_VOLTAGE_MAX_MOL_mV   (2720)
 Maximum cell voltage limit. More...
 
#define BC_VOLTAGE_MIN_MSL_mV   (1700)
 Minimum cell voltage limit. More...
 
#define BC_VOLTAGE_MIN_RSL_mV   (1750)
 Minimum cell voltage limit. More...
 
#define BC_VOLTAGE_MIN_MOL_mV   (1780)
 Minimum cell voltage limit. More...
 
#define BC_CURRENT_MAX_DISCHARGE_MSL_mA   (180000u)
 Maximum discharge current limit. More...
 
#define BC_CURRENT_MAX_DISCHARGE_RSL_mA   (175000u)
 Maximum discharge current limit. More...
 
#define BC_CURRENT_MAX_DISCHARGE_MOL_mA   (170000u)
 Maximum discharge current limit. More...
 
#define BC_CURRENT_MAX_CHARGE_MSL_mA   (180000u)
 Maximum charge current limit. More...
 
#define BC_CURRENT_MAX_CHARGE_RSL_mA   (175000u)
 Maximum charge current limit. More...
 
#define BC_CURRENT_MAX_CHARGE_MOL_mA   (170000u)
 Maximum charge current limit. More...
 

Variables

uint16_t bc_stateOfChargeLookupTableLength
 
const BC_LUT_s bc_stateOfChargeLookupTable []
 
uint16_t bc_stateOfEnergyLookupTableLength
 
const BC_LUT_s bc_stateOfEnergyLookupTable []
 

Detailed Description

Configuration of the battery cell (e.g., minimum and maximum cell voltage)

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Author
foxBMS Team
Date
2017-03-14 (date of creation)
Updated
2022-05-30 (date of last update)
Version
v1.3.0
Prefix
BC

This files contains basic macros of the battery cell in order to derive needed inputs in other parts of the software. These macros are all depended on the hardware.

Definition in file battery_cell_cfg.h.

Macro Definition Documentation

◆ BC_CAPACITY_mAh

#define BC_CAPACITY_mAh   (3500u)

Cell capacity used for SOC calculation.

Type
int
Unit
mAh

Definition at line 221 of file battery_cell_cfg.h.

◆ BC_CURRENT_MAX_CHARGE_MOL_mA

#define BC_CURRENT_MAX_CHARGE_MOL_mA   (170000u)

Maximum charge current limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mA

Definition at line 213 of file battery_cell_cfg.h.

◆ BC_CURRENT_MAX_CHARGE_MSL_mA

#define BC_CURRENT_MAX_CHARGE_MSL_mA   (180000u)

Maximum charge current limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mA

Definition at line 211 of file battery_cell_cfg.h.

◆ BC_CURRENT_MAX_CHARGE_RSL_mA

#define BC_CURRENT_MAX_CHARGE_RSL_mA   (175000u)

Maximum charge current limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mA

Definition at line 212 of file battery_cell_cfg.h.

◆ BC_CURRENT_MAX_DISCHARGE_MOL_mA

#define BC_CURRENT_MAX_DISCHARGE_MOL_mA   (170000u)

Maximum discharge current limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mA

Definition at line 197 of file battery_cell_cfg.h.

◆ BC_CURRENT_MAX_DISCHARGE_MSL_mA

#define BC_CURRENT_MAX_DISCHARGE_MSL_mA   (180000u)

Maximum discharge current limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mA

Definition at line 195 of file battery_cell_cfg.h.

◆ BC_CURRENT_MAX_DISCHARGE_RSL_mA

#define BC_CURRENT_MAX_DISCHARGE_RSL_mA   (175000u)

Maximum discharge current limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mA

Definition at line 196 of file battery_cell_cfg.h.

◆ BC_ENERGY_Wh

#define BC_ENERGY_Wh   (10.0f)

Definition at line 223 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MAX_CHARGE_MOL_ddegC

#define BC_TEMPERATURE_MAX_CHARGE_MOL_ddegC   (350)

Maximum temperature limit during charge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 113 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MAX_CHARGE_MSL_ddegC

#define BC_TEMPERATURE_MAX_CHARGE_MSL_ddegC   (450)

Maximum temperature limit during charge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 111 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MAX_CHARGE_RSL_ddegC

#define BC_TEMPERATURE_MAX_CHARGE_RSL_ddegC   (400)

Maximum temperature limit during charge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 112 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MAX_DISCHARGE_MOL_ddegC

#define BC_TEMPERATURE_MAX_DISCHARGE_MOL_ddegC   (450)

Maximum temperature limit during discharge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 81 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MAX_DISCHARGE_MSL_ddegC

#define BC_TEMPERATURE_MAX_DISCHARGE_MSL_ddegC   (550)

Maximum temperature limit during discharge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 79 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MAX_DISCHARGE_RSL_ddegC

#define BC_TEMPERATURE_MAX_DISCHARGE_RSL_ddegC   (500)

Maximum temperature limit during discharge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 80 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MIN_CHARGE_MOL_ddegC

#define BC_TEMPERATURE_MIN_CHARGE_MOL_ddegC   (-100)

Minimum temperature limit during discharge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 129 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MIN_CHARGE_MSL_ddegC

#define BC_TEMPERATURE_MIN_CHARGE_MSL_ddegC   (-200)

Minimum temperature limit during discharge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 127 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MIN_CHARGE_RSL_ddegC

#define BC_TEMPERATURE_MIN_CHARGE_RSL_ddegC   (-150)

Minimum temperature limit during discharge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 128 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MIN_DISCHARGE_MOL_ddegC

#define BC_TEMPERATURE_MIN_DISCHARGE_MOL_ddegC   (-100)

Minimum temperature limit during discharge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 97 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MIN_DISCHARGE_MSL_ddegC

#define BC_TEMPERATURE_MIN_DISCHARGE_MSL_ddegC   (-200)

Minimum temperature limit during discharge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 95 of file battery_cell_cfg.h.

◆ BC_TEMPERATURE_MIN_DISCHARGE_RSL_ddegC

#define BC_TEMPERATURE_MIN_DISCHARGE_RSL_ddegC   (-150)

Minimum temperature limit during discharge.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
deci °C

Definition at line 96 of file battery_cell_cfg.h.

◆ BC_VOLTAGE_DEEP_DISCHARGE_mV

#define BC_VOLTAGE_DEEP_DISCHARGE_mV   (BC_VOLTAGE_MIN_MSL_mV)

Deep-discharge cell voltage limit.

If this voltage limit is violated, the cell is faulty. The BMS will not allow a closing of the contactors until this cell is replaced. A replacement of the cell is confirmed by sending the respective CAN debug message

Type
int
Unit
mV

Definition at line 182 of file battery_cell_cfg.h.

◆ BC_VOLTAGE_MAX_MOL_mV

#define BC_VOLTAGE_MAX_MOL_mV   (2720)

Maximum cell voltage limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mV

Definition at line 145 of file battery_cell_cfg.h.

◆ BC_VOLTAGE_MAX_MSL_mV

#define BC_VOLTAGE_MAX_MSL_mV   (2800)

Maximum cell voltage limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mV

Definition at line 143 of file battery_cell_cfg.h.

◆ BC_VOLTAGE_MAX_RSL_mV

#define BC_VOLTAGE_MAX_RSL_mV   (2750)

Maximum cell voltage limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mV

Definition at line 144 of file battery_cell_cfg.h.

◆ BC_VOLTAGE_MIN_MOL_mV

#define BC_VOLTAGE_MIN_MOL_mV   (1780)

Minimum cell voltage limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mV

Definition at line 169 of file battery_cell_cfg.h.

◆ BC_VOLTAGE_MIN_MSL_mV

#define BC_VOLTAGE_MIN_MSL_mV   (1700)

Minimum cell voltage limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mV

Definition at line 167 of file battery_cell_cfg.h.

◆ BC_VOLTAGE_MIN_RSL_mV

#define BC_VOLTAGE_MIN_RSL_mV   (1750)

Minimum cell voltage limit.

When maximum safety limit (MSL) is violated, error state is requested and contactors will open. When recommended safety limit (RSL) or maximum operating limit (MOL) is violated, the respective flag will be set.

Type
int
Unit
mV

Definition at line 168 of file battery_cell_cfg.h.

◆ BC_VOLTAGE_NOMINAL_mV

#define BC_VOLTAGE_NOMINAL_mV   (2500)

nominal cell voltage according to data sheet

Type
int
Unit
mV

Definition at line 154 of file battery_cell_cfg.h.

Variable Documentation

◆ bc_stateOfChargeLookupTable

const BC_LUT_s bc_stateOfChargeLookupTable[]
extern

SOC lookup table

Definition at line 66 of file battery_cell_cfg.c.

◆ bc_stateOfChargeLookupTableLength

uint16_t bc_stateOfChargeLookupTableLength
extern

length of the SOC lookup table

Definition at line 103 of file battery_cell_cfg.c.

◆ bc_stateOfEnergyLookupTable

const BC_LUT_s bc_stateOfEnergyLookupTable[]
extern

SOE lookup table

Definition at line 85 of file battery_cell_cfg.c.

◆ bc_stateOfEnergyLookupTableLength

uint16_t bc_stateOfEnergyLookupTableLength
extern

length of the SOE lookup table

Definition at line 104 of file battery_cell_cfg.c.