GB/T 42715-2023 English PDF (GBT42715-2023)

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GB/T 42715-2023: General specification for mobile energy storage power station
GB/T 42715-2023
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 27.180
CCS F 19
General Specification for Mobile Energy Storage Power
Station
ISSUED ON: MAY 23, 2023
IMPLEMENTED ON: DECEMBER 1, 2023
Issued by: State Administration for Market Regulation;
Standardization Administration of the People’s Republic of China.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative References ... 4
3 Terms and Definitions ... 6
4 Classification and Architecture ... 7
5 Service Conditions ... 7
6 Appearance and Mechanical Properties ... 8
7 Basic Functions ... 9
8 Electrical Properties ... 10
9 Environmental Protection and Safety ... 11
10 Main Equipment ... 12
11 Tests ... 16
12 Operation and Maintenance ... 30
13 Marking, Transportation and Storage ... 31
Appendix A (normative) Test Items of Mobile Energy Storage Power Stations ... 33
General Specification for Mobile Energy Storage Power
Station
1 Scope
This document specifies the classification and architecture, service conditions, appearance and
mechanical properties, basic functions, electrical properties, environmental protection and
safety, main equipment, testing, operation and maintenance, as well as marking, transportation
and storage requirements for mobile energy storage power stations.
This document is applicable to the design, manufacturing, testing, detection, operation,
maintenance and overhaul of mobile energy storage power stations adopting electrochemical
cells, super capacitors and flywheels as the electric energy storage media, and with voltage
levels of 10 kV and below.
2 Normative References
The contents of the following documents constitute indispensable clauses of this document
through the normative references in the text. In terms of references with a specified date, only
versions with a specified date are applicable to this document. In terms of references without a
specified date, the latest version (including all the modifications) is applicable to this document.
GB/T 1413 Series 1 Freight Containers - Classification, Dimensions and Ratings
GB/T 4208 Degrees of Protection Provided by Enclosure (IP code)
GB 4793.1 Safety Requirements for Electrical Equipment for Measurement, Control, and
Laboratory Use - Part 1: General Requirements
GB/T 5338 Series 1 Freight Containers - Specification and Testing - Part 1: General Cargo
Containers for General Purposes
GB/T 7251.1 Low-voltage Switchgear and Controlgear Assemblies - Part 1: General Rules
GB/T 12326 Power Quality - Voltage Fluctuation and Flicker
GB/T 13729 Remote Terminal Unit Equipment
GB/T 14549 Quality of Electric Energy Supply - Harmonics in Public Supply Network
GB/T 15543 Power Quality - Three-phase Voltage
GB/T 15945 Power Quality - Frequency Deviation for Power System
harmonic distortion rate of the AC side output voltage of the mobile energy storage power
stations shall not exceed 3%.
8.8 Voltage Unbalance Degree
Under the conditions of three-phase unbalanced rated resistive load of the mobile energy
storage power stations, the output voltage unbalance degree shall be less than 2% and shall not
exceed 4% in the short term.
8.9 Dynamic Voltage Transient Range
Under the conditions of three-phase balanced resistive load, when the load suddenly rises from
20% to 100% or drops from 100% to 20%, the output voltage transient value of the mobile
energy storage power stations shall be less than 10%.
9 Environmental Protection and Safety
9.1 Requirements for Environmental Protection
9.1.1 When the battery electrolyte in the mobile electrochemical energy storage power stations
accidentally leaks, the leaked electrolyte shall be disposed of in time, and shall not be directly
discharged; the leaked battery shall be recycled.
9.1.2 When the mobile energy storage power stations are operating at rated charging power or
rated discharging power, the noise on both sides along the radial direction of the compartment
and 1 m behind the compartment, and 1.6 m away from the ground shall not be greater than 70
dB; the noise on both sides along the radial direction of the compartment and 7 m behind the
compartment, and 1.6 m away from the ground shall not be greater than 65 dB.
9.2 Safety Requirements
9.2.1 Fire extinguishing system
The fire extinguishing system shall satisfy the following requirements:
a) The mobile energy storage unit shall be equipped with at least one Class E fire
extinguisher, and the extinguishing medium filling quantity of each Class E fire
extinguisher shall comply with the stipulations of GB 50370;
b) The requirements for the automatic fire alarm system shall comply with the
stipulations of GB 51048;
c) The mobile energy storage unit should be equipped with an automatic fire
extinguishing device.
9.2.2 Temperature rise
The temperature rise of the equipment in the mobile energy storage unit shall comply with the
stipulations of GB/T 36545.
9.2.3 Grounding for lightning protection
The grounding design for lightning protection of the AC electrical equipment in the mobile
energy storage power stations shall comply with the stipulations of GB/T 50065.
9.2.4 Insulation
The insulation design of the mobile energy storage power stations shall comply with the
relevant stipulations of GB/T 50064.
10 Main Equipment
10.1 Mobile Platform
The mobile platform shall satisfy the following requirements:
a) The dimension and rated mass of the compartment adopt the dimension and rated
mass specified in GB/T 1413;
b) The mass of the mobile energy storage power station does not exceed the load limit
of the mobile platform;
c) The structural strength of the compartment complies with the relevant stipulations of
the design requirements in GB/T 5338.
10.2 Electric Energy Storage Equipment
10.2.1 Requirements for electrochemical cells
The electrochemical battery system shall satisfy the following requirements:
a) When lithium-ion batteries, lead-carbon batteries, lead-acid batteries or all-vanadium
redox flow batteries are selected for the battery system, they shall respectively comply
with the stipulations of GB/T 36276, GB/T 36280, GB/T 36558 and GB/T 32509;
b) For the hydrogen fuel cell system, the selection of proton exchange membrane fuel
cells shall comply with the stipulations of GB/T 36544; the general safety of the
proton exchange membrane fuel cell power supply system shall comply with the
relevant stipulations of GB/T 27748.1 and GB/T 27748.3; the hydrogen supply system
for proton exchange membrane fuel cells shall comply with the stipulations of GB/T
34872;
c) The battery management system shall comply with the stipulations of GB/T 34131.
10.2.2 Requirements for super capacitors
10.4.2.2 Active power control
The monitoring system of the mobile energy storage power stations shall be able to
automatically receive the active power control commands issued by the dispatching master
station system, and reasonably allocate the active power output of the mobile energy storage
unit, so as to satisfy the output control requirements of the power stations.
10.4.2.3 Reactive power control
The monitoring system of the mobile energy storage power stations shall be able to
automatically receive the reactive power control commands issued by the dispatching master
station system, and reasonably allocate the reactive power output of the mobile energy storage
unit, so as to satisfy the output control requirements of the...