T/CIAPS 0053-2026 Intrinsic safety requirements for semi-open cells and battery systems for energy storage

Scope

This document specifies the inherent safety requirements and test methods for semi-open energy storage batteries and battery pack systems. This document is applicable to semi-open energy storage batteries and battery pack systems composed of semi-open energy storage batteries. The standard content includes an introduction, scope, normative referenced documents, terms and definitions, symbols, safety control systems, performance requirements, and test methods. The main content of each chapter is as follows: (1) Introduction: The background of the development of inherent safety technology for energy storage batteries and the technical characteristics of semi-open energy storage batteries are explained. (2) Scope: This document specifies the inherent safety requirements and test methods for semi-open energy storage batteries and battery pack systems. This document is applicable to semi-open energy storage batteries and battery pack systems composed of semi-open energy storage batteries. (3) Normative referenced documents: It specifies 10 current relevant national standards and 1 group standard that need to be referenced in this standard for related technical elements. (4) Terms and definitions: It defines the definitions of relevant terms, with emphasis on the definitions of semi-open structure, semi-open energy storage batteries, safety control systems, safety agents, and inherent safety. (5) Symbols: It specifies the meanings of relevant symbols. (6) Safety control systems: It includes the topology of the safety control system for semi-open energy storage batteries and the injection process of safety agents. In addition, the design guidelines for the safety control system are introduced in the appendix. (7) Safety requirements for batteries and battery pack systems: It specifies the general safety requirements for semi-open energy storage batteries and battery pack systems, the determination conditions for battery thermal runaway, battery electrical safety requiremen

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