State of Charge (voltage and temperature based)

Calculates the state of charge (SoC) and depth of discharge (DoD) of the battery, based on the battery voltage and temperature in the relaxed state.

Input(s)

Name

Description

Unit

Type

current

Current

 

A

Analog Signal

SoCMap

State-of-Charge map using voltage (x-axis) and temperature (y-axis).

 

Map

temperature

Temperature signal for SoC map

°C

Analog Signal

voltage

Voltage signal for SoC map

V

Analog Signal

currentThreshPos

Threshold for the positive current

A

Constant Value

currentThreshNeg

Threshold for the negative current

A

Constant Value

relaxTime

Relaxation time is the minimum duration for which the current must stay within the thresholds to detect the relaxed state.

min

Constant Value

Output(s)

Name

Description

Unit

Type

DoD

Depth of discharge in relaxed state, else no-value is returned.

 

Analog Signal

DoD Percent

Depth of discharge in percent in relaxed state, else no-value is returned.

%

Analog Signal

relaxState

Indicates whether the battery is in relaxed state.

 

Logical Signal

SoC

State-of-Charge in relaxed state, else no-value is returned.

 

Analog Signal

SoCPercent

State-of-Charge in percent in relaxed state, else no value is returned.

%

Analog Signal