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GB/T 34131-2017 (GB/T34131-2017)

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GB/T 34131-2017: PDF in English (GBT 34131-2017)
GB/T 34131-2017
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
Technical Standard for Battery Management System
of Electrochemical Energy Storage Station
ISSUED ON. JULY 31, 2017
IMPLEMENTED ON. FEBRUARY 1, 2018
Issued by. General Administration of Quality Supervision, Inspection
and Quarantine of the People’s Republic of China;
Standardization Administration Committee of the People’s
Republic of China.
Table of Contents
Foreword ... 3 
1 Scope ... 4 
2 Normative References ... 4 
3 Terms and Definitions ... 5 
4 Service Conditions ... 6 
5 Functional Requirements... 6 
6 Inspection and Test Items ... 10 
7 Marks and Packages ... 11 
Technical Standard for Battery Management System
of Electrochemical Energy Storage Station
1 Scope
This Standard specifies the service conditions, functional requirements, inspection
and test items of lithium ion battery management system of electrochemical energy
storage station.
This Standard is applicable to construction, re-construction and expansion of
electrochemical energy storage station.
2 Normative References
The following documents are indispensable to the application of this Standard. When
references indicate a specified date, only the version with the specified date is
applicable to this Standard. The latest version (including all the modifications) of all
references without a specified date is applicable to this Standard.
GB/T 191 General Rule of Packaging for Export Commodity
GB/T 2423.4 Environmental Testing for Electric and Electronic Products - Part 2.
Test Method - Test Db. Damp Heat, Cyclic (12h+12h cycle)
GB/T 16935.1 Insulation Coordination for Equipment within Low-voltage Systems -
Part 1. Principles, Requirements and Tests
GB/T 17626.2 Electromagnetic Compatibility - Testing and Measurement
Techniques - Electrostatic Discharge Immunity Test
GB/T 17626.4 Electromagnetic Compatibility - Testing and Measurement
Techniques - Electrical Fast Transient/Burst Immunity Test
GB/T 17626.5 Electromagnetic Compatibility - Testing and Measurement
Techniques - Surge Immunity Test
GB/T 17626.8 Electromagnetic Compatibility - Testing and Measurement
Techniques - Power Frequency Magnetic Field Immunity Test
GB/T 17626.12 Electromagnetic Compatibility - Testing and Measurement
Techniques - Ring Wave Immunity Test
4 Service Conditions
4.1 Ambient Temperature
During the operation of equipment, ambient temperature shall be ≤ 45°C and ≥ 0 °C.
4.2 Relative Humidity
The daily average relative humidity shall be ≤ 95%, the monthly average relative
humidity shall be ≤ 90%. Prevent from the generation of any condensation on the
equipment.
4.3 Altitude
The altitude shall be < 2,000 m.
5 Functional Requirements
5.1 Basic Requirements
5.1.1 The topology configuration of BMS shall be coordinated with the topology and
battery grouping mode of PCS; optimized control and comprehensive management
shall be implemented in the state of battery.
5.1.2 Among the functional requirements of BMS, the specific hierarchy of
implementing each function depends on topology configuration of BMS. It shall be
implemented from hierarchy to hierarchy.
5.2 Measurement Requirements
BMS shall enable real-time measurement of relevant electric and thermal data of
battery, including cell voltage, battery module temperature and voltage, series loop
current, insulation resistance and other parameters. The accuracy of parameter
measurement under various states shall comply with the following regulations.
a) Battery capacity and charge-discharge current shall be taken into consideration
in the determination of the current sampling resolution; the measurement error
shall be ≤ ± 0.2%, and the sampling period shall be ≤ 50 ms;
b) The measurement error of cell voltage shall be ≤ ± 0.3%, and the sampling
period shall be ≤ 200 ms;
c) The resolution of temperature sampling shall be ≤ 1 °C, the measurement error
shall be ≤ ± 2 °C, and the sampling period shall be ≤ 5 s.
5.3 Estimation Requirements
d) Power balance management function. it shall adopt energy-efficient balance
control strategy and guarantee the satisfaction of the consistency requirement
among batteries.
5.8 Statistics Function
BMS shall be equipped with statistics function of accumulative charged and
discharged electric energy of battery charge and discharge, and the function of
power-off maintenance.
5.9 Communication Function
5.9.1 There shall be communication interfaces between BMS and power conversion
system, and standby interfaces for redundancy. In addition, it shall be equipped with
one physical connection interface.
5.9.2 There shall be Ethernet communication interfaces between BMS and monitoring
system, and standby interfaces for redundancy. In addition, BMS within the
electrochemical energy storage station shall be networked independently.
5.10 Time-checking Function
BMS shall be equipped with time-checking function, and accept IRIG-B(DC) code
time-checking or NTP network time-checking.
5.11 Average Interval Between Failures
BMS shall manifests satisfying reliability and availability, and the average interval
between failures shall be ≥ 40,000 h.
5.12 Fixed-value Setting Function
BMS shall be able to set the operating parameter, warning and protection value of
battery, and be equipped with the function of on-the-site and remote modification.
5.13 Operation Authority Management Function
BMS shall be equipped with the function of managing the password to operation
authority, and any operation of changing the mode or parameter of operation shall
pass authority confirmation.
5.14 Incident Recording Function
BMS shall be able to store ≥ 5,000 incidents. Modification of operating parameter,
battery management cell warning information, protective action, time of
activating/deactivating charge and discharge shall all be recorded, and the record of
time shall be accurate to second. Incident recording shall be equipped with the
function of power-off maintenance. Every warning record shall include the defined
......
 
(Above excerpt was released on 2018-07-21, modified on 2021-06-07, translated/reviewed by: Wayne Zheng et al.)
Source: https://www.chinesestandard.net/PDF.aspx/GBT34131-2017