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GB/T 46373-2025Technical requirements for connecting compressed air energy storage station to power grid (English PDF)

压缩空气储能电站接入电网技术规定

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

October 31, 2025

Implementation date

May 1, 2026

Scope

GB/T 46373-2025 is the English-translated version of 压缩空气储能电站接入电网技术规定.

GB/T 46373-2025 is the Chinese standard "Technical requirements for connecting compressed air energy storage station to power grid".

Its scope clause reads: This document specifies the general requirements for the grid connection of compressed air energy storage power stations, as well as power control, primary frequency regulation, operational adaptability, and power consumption.

Technologies related to quality, relay protection and safety automatic devices, dispatch automation and communication, simulation models and parameters, grid connection testing and evaluation, etc. Require.

This document applies to newly built, renovated, and expanded compressed air energy storage systems connected to the public power grid at voltage levels of 10(6)kV and above.

Construction, operation, maintenance and overhaul of power plants. Its clauses include terms and definitions.

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Document preview — GB/T 46373-2025

National Standard of the People's Republic of China

ICS: 27.180
Classification: F 19

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1.Scope
2 Normative References
3.Terms and Definitions
4.General Requirements
5 Power Control
6.Primary frequency modulation
7.Operational adaptability
8 Power Quality
9.Relay protection and automatic safety devices
10 Scheduling Automation and Communication
11 Simulation Model and Parameters
12 Grid connection testing and evaluation
References

1 Scope

This document specifies the general requirements for the grid connection of compressed air energy storage power stations, as well as power control, primary frequency regulation, operational adaptability, and power consumption.

Technologies related to quality, relay protection and safety automatic devices, dispatch automation and communication, simulation models and parameters, grid connection testing and evaluation, etc.

Require.

This document applies to newly built, renovated, and expanded compressed air energy storage systems connected to the public power grid at voltage levels of 10(6)kV and above.

Construction, operation, maintenance and overhaul of power plants.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.

This document.

GB/T 7409.1 Excitation system for synchronous motors - Part 1.Definitions

GB/T 7409.2 Excitation systems for synchronous motors – Part 2.Models for power system studies

GB/T 7409.3 Technical requirements for excitation systems of large and medium-sized synchronous motors.

GB/T 12325 Power Quality - Supply Voltage Deviation

GB/T 12326 Power Quality - Voltage Fluctuations and Flicker

GB/T 14285 Technical Specification for Relay Protection and Safety Automatic Devices

GB/T 14549 Power Quality - Harmonics in Public Power Grids

GB/T 15543 Power Quality - Three-phase Voltage Imbalance

GB/T 22239 Information Security Technology - Basic Requirements for Network Security Level Protection

GB/T 24337 Power Quality - Inter-grid Harmonics

GB/T 26399 Technical Guidelines for Safety and Stability Control of Power Systems

GB/T 31464 Power Grid Operation Guidelines

GB/T 36572 Guidelines for Network Security Protection of Power Monitoring Systems

GB 38755 Guidelines for the Safety and Stability of Power Systems

GB/T 40586 Technical Requirements for Grid-Connected Power Supply Protection

GB/T 40591 Guidelines for Setting Tests of Power System Stabilizers

GB/T 40595 Technical Specifications and Test Guidelines for Primary Frequency Regulation of Grid-Connected Power Sources

GB/T 43687 Technical requirements for compressed air energy storage systems for electric power storage

GB/T 50063 Design Code for Electrical Measuring Instruments in Power Installations

DL/T 448 Technical Management Regulations for Electricity Metering Devices

DL/T 843 Technical Conditions for Excitation Systems of Synchronous Generators

DL/T 2528 Basic Terminology for Electric Energy Storage

3 Terms and Definitions

The terms and definitions defined in GB/T 43687, GB/T 40595 and DL/T 2528, as well as the following terms and definitions, apply to this document. […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 11 pages — is available in the English PDF.

Referenced standards

Normative references

Editions of GB/T 46373

Edition	Title	Revision	Status
GB/T 46373-2025	Technical requirements for connecting compressed air energy storage station to power grid	current edition	Current

This page sells the current edition, GB/T 46373-2025. Earlier editions are listed for reference only.

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