Energy Feedback Battery Charging Discharge Testing Machine

NO

Item

Function requirement

1

Channel

1

2

Action Mode

Completely independent

3

Main channel work mode

Charging: constant current and constant voltage charging CCCV.&CC

Discharge: constant current discharge CD.& CP

Resting, stopping

Main channel test abort condition

Time, voltage, current, capacity, etc

4

Voltage of main channel

Votage range of Charge&discharge

10V-100V

Accuracy

±(0.1%RD+0.1%FS)

Resolution

1mV

Current of main channel

Maximum output current

150A

Minimum output current

100mA

Accuracy

±(0.1%RD+0.1%FS)

Resolution

1mA

Power

Output

Single channel continuous operation maximum power 15KW

Auxiliary channel parameter cut-off function

The main channel step can be set to stop or switch when the auxiliary channel signal reaches certain conditions.

5

Control program

Support for power-down data protection, support for power outages, manual stopping and succession of tests from data files.

Safety protection conditions can be set, including: lower voltage limit, upper voltage limit, lower current limit, upper current limit, voltage and current trend.

Auxiliary channel protection conditions can be set and parameters can be set including: upper voltage limit, lower voltage limit, upper temperature limit and lower temperature limit.

Cycle times

Max 9999

Work step time unit

H,min,s are available

Data logging

Min 5S

6

Data display method

Loop List

cycle number, charge/discharge capacity, charge/discharge efficiency, charge/discharge energy, charge/discharge average voltage, etc.

Process List

process serial number, operation mode, process time, capacity, energy, median voltage, termination voltage, termination current, etc.

Detailed list

There are record serial number, system time, accumulated time, voltage, current, energy, power, etc.

7

Data export method

The data can be exported to EXCEL and chart files, which can provide a variety of data analysis curves such as charging and discharging efficiency, charging and discharging curves, voltage, capacity, current time characteristics, etc., and the curves can be imported into EXCEL.

8

Curve Type

X coordinate: total time, charging and discharging capacity, cycle times, etc., can be set freely.

Y coordinate: total voltage, current, capacity, single body temperature, charge/discharge capacity, single body voltage, etc., can be set freely.

9

Software protection

Power-down data protection, power-off pause renewal, over-voltage and over-discharge protection, over-current and under-current protection, capacity protection, over-temperature protection, abnormal current fluctuation protection, abnormal charging voltage rise rate protection, abnormal discharge voltage fall rate protection.

Hardware protection

Battery reversal, over-current protection, over-voltage protection, short-circuit protection.

Alarm function

The hardware has functions such as emergency cut-off switch, automatic shutdown after power failure, and automatic load connection and disconnection.

10

Output wire

Four-wire connection mode with separate current and voltage lines.

11

Maintainability

Modular structure, available spare parts, spare parts for timely replacement, repair, free of charge during the warranty period.

12

Test channel and battery pack connection method

OT clamp

13

Equipment testing environment and technical requirements

Single cabinet requires 30KW 380V three-phase four-wire power configuration, ventilation and dry plant

Working environment: temperature -10℃～40℃ / humidity: 10%～90%