Mobile Energy Storage Test Equipment

time：2024-07-16

parameters

Application areas: The

portable Energy Storage Products

including: FCT test system

ATE Test System

safety test system

aging test system

Product features:

Strong compatibility, support AC-AC, AC-DC, DC-AC, DC-DC testing;
Support various fast charging protocols;
Support product communication: CAN, RS485;
Modular system architecture for easy maintenance and quick replacement;
Support scanning code to automatically retrieve test programs and upload test data to MES system;
The unique instrument debugging and maintenance function is convenient for testing engineering personnel to maintain and adjust equipment, and can simulate manual testing;
The open elastic architecture software platform can customize test projects according to the customer's new product requirements;
Test results automatically produce various test reports and statistical analysis;

System Introduction

This equipment is used to realize the automatic test of insulation, total pressure, core pressure difference, DCIR, charging and discharging communication and other functions of energy storage system. The equipment mainly includes CAN card, charging and discharging motor, insulation withstand voltage meter, multimeter, relay switching system, supporting electric control system and upper computer software. The equipment automatically discriminates qualified and unqualified products according to the requirements of the test project, automatically records and saves the test data, and uploads it to the MES system. It can realize the matching of upstream and downstream production capacity of equipment to meet the needs of production process.

Application Industry

Used for industrial and commercial outdoor energy storage, home storage products three-in-one offline test equipment, functional modules: photovoltaic grid load;

Basic functions: solar panel charging test, inverter charging and discharging test, inverter communication test, EMS test.

Test Item

No.	Test Item	Test Method	Test Equipment	lower limit	Upper Limit	Unit
1	Insulation withstand voltage test	Measure the insulation resistance between the positive and negative electrodes and the shell (ground). 2000VDC, 5S	Safety gauge	500	infinity	MΩ
2	BMU Software/Hardware Version	Whether BMU software/hardware version is OK	CAN card	N/A	N/A	N/A
3	CSC Software/Hardware Version	Whether CSC software/hardware version is OK	CAN card	N/A	N/A	N/A
4	EMS Software/Hardware Version	Whether EMS software/hardware version is OK	CAN card	N/A	N/A	N/A
5	Serial Number Write/Read	EMS and product serial number
6	Inverter Communication Protocol Test	485 or CAN communication test	Communication Module
7	Relay Test	CAN or 485 communication control relay is closed or disconnected, and the corresponding output signal is tested.	Communication module multimeter
8	AC internal resistance	Measure AC internal resistance between total positive and total negative	Internal resistance meter
9	Total pressure test	Measure total pressure between total positive and total negative	Multimeter	400	1500	V
10	Maximum and minimum cell voltage difference	CAN message	CAN card	0	25	mV
11	Maximum and minimum cell temperature difference	CAN message	CAN card	0	3	℃
12	Current calibration	Calculation of K value and B value based on current value and measured current value of BMS	Charging and discharging motor
13	Current direction	Charge and discharge motor current direction is consistent with BMS direction	Charging and discharging motor
14	Current calibration	Calibrate the BMS current value against the actual current value	Charging and discharging motor
15	Quiescent current (when closed)	Test the quiescent current of the system	Multimeter
16	High pressure pre-charge test
17	Photovoltaic charging test	Photovoltaic simulator access simulation photovoltaic charging	Photovoltaic Simulator
18	Charging DCIR	Charging internal resistance (60%-70% SOC 1C charge 10s)	Charging and discharging motor	55	70	mΩ
19	Discharge DCIR	Discharge internal resistance (60%-70% SOC 1C duscharge 10s)	Charging and discharging motor	55	70	mΩ
20	Charge and discharge test	The maximum current (300A) charging 3min, test the pressure difference, battery temperature rise, copper bar temperature rise, relay temperature rise; The maximum current (300A) is discharged for 3min, and the differential pressure, cell temperature rise, copper bar temperature rise and relay temperature rise are tested.	Charging and discharging motor CAN card
21	static pressure difference	Read the cell voltage of the message under static state, and calculate the differential pressure	CAN card	0	10	mV
22	Discharge differential pressure	<= 200mV	Charging and discharging motor CAN card	0	200	mV
23	AC on-load test	Maximum 100kw with load, test voltage and current	Power Grid Simulator	0	100	Kw
24	AC charging test	Connect to the mains to charge the product, test voltage, current, maximum 100kw	Power Grid Simulator	0	100	Kw
25	Cloud platform data upload	The corresponding data is uploaded to the cloud platform through Ethernet/WiFi, and the specific method is to be confirmed.
26	Wireless Test	WIFI hotspot (2.4G5G), Bluetooth connection access, distribution network and configuration test;	WiFi Module Bluetooth Module
27	DIO Short Circuit Control Output Test	Provide at least 10 routes	DIO Module
28	DIN input test	The input level supports short-circuit signal and 12V/24V voltage signal (at least 10 channels are provided)	DIO Module
29	system power control	TBD	Power supply, load, CAN card
30	power quality test	TBD	power analyzer
31	Voltage/Frequency Response Test	TBD	Oscilloscope
32	Overload capacity test	TBD	Power supply, load
33	Protection function test	TBD	Fault simulation module, CAN card
34	Low Voltage Ride Through Capability Test	TBD	TBD
35	DBC file import parsing	TBD	TBD

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