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电化学储能电站用锂离子电池管理系统技术规范
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GBT 34131-2017
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标准编号: GB/T 34131-2017 (GB/T34131-2017)
中文名称: 电化学储能电站用锂离子电池管理系统技术规范
英文名称: Technical standard for battery management system of electrochemical energy storage station
行业: 国家标准 (推荐)
中标分类: F19
国际标准分类: 27.180
字数估计: 10,199
发布日期: 2017-07-31
实施日期: 2018-02-01
起草单位: 南方电网科学研究院有限责任公司、中国能源建设集团广东省电力设计研究院有限公司、中国南方电网有限责任公司调峰调频发电公司
归口单位: 全国电力储能标准化技术委员会(SAC/TC 550)
提出机构: 中国电力企业联合会
发布机构: 中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会
GB/T 34131-2017: 电化学储能电站用锂离子电池管理系统技术规范
GB/T 34131-2017 英文名称: Technical standard for battery management system of electrochemical energy storage station
ICS 27.180
F19
中华人民共和国国家标准
1 范围
本标准规定了电化学储能电站锂离子电池管理系统的使用条件、功能要求、检验和试验项目等。
本标准适用于新建、改建、扩建电化学储能电站。
4 使用条件
4.1 环境温度
设备运行期间周围环境温度不高于45℃,不低于0℃。
4.2 相对湿度
日平均相对湿度不大于95%,月平均相对湿度不大于90%。设备上不应出现凝露。
4.3 海拔高度海拔高度小于2000m。
5 功能要求
5.1 基本要求
5.1.1 BMS的拓扑配置应与PCS的拓扑、电池的成组方式相匹配与协调,并对电池运行状态进行优化控制及全面管理。
5.1.2 BMS功能要求中各功能具体实现层级由BMS的拓扑配置情况决定,宜分层就地实现。
5.2 测量要求
BMS应能实时测量电池的电和热相关的数据,应包括单体电池电压、电池模块温度、电池模块电
压、串联回路电流、绝缘电阻等参数。各状态参数测量精度应符合下列规定:
a) 电流采样分辨率宜结合电池容量和充放电电流确定,测量误差应不大于±0.2%,采样周期不大于50ms;
b) 单体电压测量误差应不大于±0.3%,采样周期应不大于200ms;
c) 温度采样分辨率应不大于1℃,测量误差不大于±2℃,采样周期不大于5s。
5.3 计算要求
BMS应能够估算电池的荷电状态,充电、放电电能量值(Wh),最大充电电流,最大放电电流等状态
参数,且具有掉电保持功能,具备上传监控系统的功能。各状态参数估算精度应符合下列规定:
a) SOE估算精度应不大于8%,宜具有自标定功能,计算更新周期应不大于3s;
b) 电能量计算误差应不大于3%。
5.4 状态参数信息上送功能
BMS应具备内部信息收集和交互功能,能将电池单体和电池整体信息上传监控系统和功率变换系统。
5.5 故障诊断功能
BMS应能够监测电池的运行状态,诊断电池或BMS本体的异常运行状态,上送相关告警信号至监
控系统和功率变换系统。
5.6 电池的电气保护功能
BMS应具备电池的过压保护、欠压保护、过流保护、短路保护、过温保护、漏电保护等电气保护功
能,并能发出告警信号或跳闸指令,实施就地故障隔离。
5.7 管理功能
BMS应能对充放电进行有效管理,确保充放电过程中不发生电池过充电、过放电,以防止发生充放
电电流和温度超过允许值,主要功能应符合下列要求:
a) 充电管理功能:在充电过程中,电池充电电压应控制在最高允许充电电压内;
b) 放电管理功能:在放电过程中,电池放电电压应控制在最低允许放电电压内;
c) 温度管理功能:应能向热管理系统提供电池温度信息及其他控制信号,并协助热管理系统控制
实现电池间平均温差小于5℃;
d) 电量均衡管理功能:应采用高能效的均衡控制策略,保证电池间的一致性满足要求。
5.8 统计功能
BMS应具有电池充、放电的累计充、放电量的统计功能,并具有掉电保持功能。
5.9 通信功能
5.9.1 BMS与功率变换系统之间应有通讯接口,宜有备用接口,作为冗余,同时宜具备1个硬接点接口。
5.9.2 BMS与监控系统之间应有以太网通讯接口,宜有备用接口,作为冗余。同时,电化学储能电站内BMS宜单独组网。
5.10 对时功能
BMS应具备对时功能,能接受IRIG-B(DC)码对时或者NTP网络对时。
5.11 平均故障间隔时间
BMS应具备良好的可靠性与可用率,平均故障间隔时间不宜小于40000h。
5.12 定值设置功能
BMS应能对电池运行参数、报警、保护定值进行整定,且具备就地和远程修改功能。
5.13 操作权限管理功能
BMS应具有操作权限密码管理功能,任何改变运行方式和运行参数的操作均需要权限确认。
5.14 事件记录功能
BMS应能储存不少于5000条事件。运行参数的修改、电池管理单元告警信息、保护动作、充电和
放电开始/结束时间等均应有记录,且时间记录应精确到秒。事件记录应具有掉电保持功能。每个报警
记录应包含所定义的限值、报警参数,并列明报警时间、日期以及报警值时段内的峰值。
5.15 存储功能
BMS应具备足够的容量在线存储30天的信息,且宜采用队列方式存储。
5.16 故障录波功能
BMS宜有故障录波功能,能够对故障前后的状态量有效记录,电流量记录周期宜不大于50ms,电
压量记录周期不大于1s,温度量记录周期不大于5s。记录时间不宜少于10min。
5.17 显示功能
BMS应能显示确保系统安全可靠运行所必需的信息,如相关定值、模拟量测量值、事件记录和告警记录等。
5.18 电磁兼容
BMS应符合GB/T 17626.2规定严酷等级为三级静电放电抗扰度、GB/T 17626.4规定严酷等级为
三级电快速瞬变脉冲群抗扰度、GB/T 17626.5规定严酷等级为三级浪涌(冲击)抗扰度、GB/T 17626.8
规定严酷等级为四级工频磁场抗扰度、GB/T 17626.12规定严酷等级为三级振荡波抗扰度试验的要求。
5.19 绝缘耐压性能
BMS应能经受要求的绝缘耐压性能试验,试验电压应符合表1规定。在试验过程中BMS应无击
穿或闪络等破坏性放电现象。
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
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
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.
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
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
function of power-off maintenance. Every warning record shall include the defined
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