GB/T 24549-2020 Fuel cell electric vehicles—Safety requirements English
1 Scope
This standard specifies the requirements for the safety of complete fuel cell electric vehicles and their key systems, as well as those for the manuals.
This standard is applicable to fuel cell electric vehicles powered by compressed gaseous hydrogen.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 18384-2020 Electric vehicles safety requirements
GB/T 24548 Fuel cell electric vehicles - Terminology
GB/T 37154-2018 Fuel cell electric vehicles - Test methods of hydrogen emission
GB/T 38117-2019 Electric vehicles product description - Emergency rescue
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 24548 and the following apply.
3.1
main shut off valve
valve for shutting off the supply of hydrogen from the compressed hydrogen storage system to the systems downstream of the valve
3.2
pressure relief device; PRD
device which is activated under specific conditions to release hydrogen from the compressed hydrogen storage system and thereby prevent failure of the system
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Safety requirements
5 Requirements for manuals
Annex A (Normative) Specifications for hydrogen leakage test in confined spaces
Annex B (Normative) Function verification of hydrogen leakage alarm device
GB/T 24549-2020 Fuel cell electric vehicles—Safety requirements English
1 Scope
This standard specifies the requirements for the safety of complete fuel cell electric vehicles and their key systems, as well as those for the manuals.
This standard is applicable to fuel cell electric vehicles powered by compressed gaseous hydrogen.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 18384-2020 Electric vehicles safety requirements
GB/T 24548 Fuel cell electric vehicles - Terminology
GB/T 37154-2018 Fuel cell electric vehicles - Test methods of hydrogen emission
GB/T 38117-2019 Electric vehicles product description - Emergency rescue
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 24548 and the following apply.
3.1
main shut off valve
valve for shutting off the supply of hydrogen from the compressed hydrogen storage system to the systems downstream of the valve
3.2
pressure relief device; PRD
device which is activated under specific conditions to release hydrogen from the compressed hydrogen storage system and thereby prevent failure of the system
Contents of GB/T 24549-2020
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Safety requirements
5 Requirements for manuals
Annex A (Normative) Specifications for hydrogen leakage test in confined spaces
Annex B (Normative) Function verification of hydrogen leakage alarm device
