512 Channel Pouch Cell Battery Tester for Charging and Discharging

This equipment mainly constitute by the computer system and control software, communication interface and battery detecting cabinet. Battery detecting cabinet comprises a fixture and placed the plate body of the fixture, charging, constant current and constant voltage source discharge constant current source, storage control circuit, current sampling circuit, voltage sampling circuit, the main control CPU, data memory, microcontroller programming and control panel.

 

Features

1. It is pecially used for chemical and capacity separation of polymer lithium ion batteries.

2. Per device consists of a set of completely independent MCU control system, using double-sided structure for our customers to save plant area, the whole equipment can test constant current charging and constant voltage of 512 monomer lithium ion battery;

3. The tester uses an unique constant current constant voltage power, constant current to constant voltage switch without impact, especially suitable for lithium ion battery charging and discharging requirements;

4. The device can control center by using P89C668 single chip computer, device can control by upper computer or break away it with the external sampling circuit to complete constant current constant voltage charging, constant current discharge test, capacity sorting work.

5. Each battery test station has independent constant current and constant voltage power.

Specifications

Number of device channels	A total of 512 channels
External size	Width 1660mm × Depth 550mm × Height 1840mm
Cabinet color	Standard off-white (customizable)
Fixture form	65 wide polymer snap-on fixture
Fixture spacing	85mm
Supporting battery specifications	Polymer, soft battery
Working power supply	Three-phase five-wire system AC380V ± 10%, 50HZ
Work power consumption	≤27KW
work environment	Temperature 0 ～ 40 ℃, relative humidity≤80%
Heat dissipation mode	Natural air intake, upward air exhaust
Voltage measurement range	0-5V, resolution 1mV
Battery voltage range	Charging 0-4.5V; discharging 4.5-2V
Constant voltage range	2.5-4.5V
Voltage accuracy	± (1 ‰ reading + 1 ‰ full scale)
Current range	Charge 60mA -6A; discharge 60mA -6A, resolution 1mA
Current accuracy	± (1 ‰ reading + 1 ‰ full scale)
control mode	The software installs the computer connection equipment to work, the entire cabinet controls
Communication mode	RS485, baud rate 57600
Process setting	Up to 32 working steps and 256 cycles can be set
Charging mode	Constant current, constant pressure
Cut off conditions for charging	Voltage, current, time, capacity
Discharge mode	Constant current
Discharge cut-off conditions	Voltage, time, capacity
Protection function	Overvoltage, undervoltage, overcurrent, undercurrent, overcapacity protection, power failure protection, data breakpoint recovery
time frame	Arbitrarily set within 0-30000 minutes, time unit is min
Time accuracy	≤ ± 1 ‰
Sampling inspection cycle	≤8s
Minimum data recording frequency	≤8s
Battery sorting	Sort by (capacity, time, open circuit voltage, discharge platform, etc.)
Data processing	It can record voltage, current, time, capacity and other data, automatically calculate constant current charging ratio, capacity loss, discharge efficiency, average voltage, median voltage and other data, provide data curve graph and cycle graph; can generate generated text, EXCEL, WORD Or MDB database format file