Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative.
This standard is developed in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the China Electrical Equipment Industrial Association.
This standard is under the jurisdiction of National Technical Committee 342 on Fuel Cell and Flow Battery of Standardization Administration of China (SAC/TC 232).
Proton Exchange Membrane Fuel Cell Modules for Road Vehicles
1 Scope
This standard specifies the proton exchange membrane fuel cell modules for road vehicles with regards to requirements, test equipment, test methods, inspection rules and marking, packaging, transportation and storage.
This standard is applicable to proton exchange membrane fuel cell modules for road vehicles (hereinafter referred to as "modules").
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated reference, only the edition cited applies. For undated references, the latest edition (including any amendments) applies.
GB/T 4208-2008 Degrees of Protection Provided By Enclosure (IP Code)
GB/T 17619-1998 Limits and methods of Testing for Immunity of Electrical / Electronic Sub-Assemblies in Vehicles to Electromagnetic Radiation
GB/T 18384.3 Electrically Propelled Road Vehicles—Safety Specifications—Part 3: Protection of Persons against Electric Shock
GB/T 18655-2010 Vehicles Boats and Internal Combustion Engines—Radio Disturbance Characteristics—Limits and Methods of Measurement for the Protection of on-board Receivers
GB/T 19951-2005 The Safety Constructional Requirements for Double-deck Large Passenger Vehicles
GB/T 20042.2-2008 Proton Exchange Membrane Fuel Cell—General Technical Specification of Fuel Cell Stacks
GB/T 21437.2-2008 Road Vehicles—Electrical Disturbances from Conduction and Coupling—Part 2: Electrical Transient Conduction along Supply Lines Only
GB/T 24549-2009 Fuel Cell Electric Vehicles—Safety Requirements
GB/T 28816 Fuel Cell—Terminology
GB/T 29838-2013 Fuel Cell Modules
SAE J2578-2009 Recommended Practice for General Fuel Cell Vehicle Safety
3 Terms and Definitions
For the purposes of this document, the terms and definitions given in GB/T 28816 and the following apply.
3.1
road vehicles
motor vehicle and trailers driving on the road by at least four wheels, which mainly include commercial vehicle and passenger car, including agriculture truck and other road transport machinery and trailers. Those vehicle driving on the track and engine-driven machinery and tractors used for non-road purposes, such as agriculture, forestry and engineering are not included as road vehicle.
4 Requirements
4.1 General requirements
The modules shall meet the requirements of GB/T 29838-2013, 4.1 and 4.2.
4.2 Routine requirements
They include requirements for appearance, polarity, dimension and quality, which are checked according to 6.1. The appearance shall not be deformed or cracked and be free from damage and dirt with clear and correct identification; the polarity shall be consistent with that of the identification; dimension and quality figure shall meet technical documents requirements.
4.3 Requirements for gas leakage
It is likely to produce inflammable gas or cause liquid leakage depending on the design, which is tested according to 6.2. The gas leakage rate shall not exceed the agreement of manufacturer.
4.4 Requirements for hydrogen leakage amount
When tested according to 6.3, the module hydrogen leakage concentration is not higher than 25%LFL. The hydrogen leakage rate shall meet requirements of SAE J2578-2009 for hydrogen leakage from fuel cell electric vehicle parts.
4.5 Requirements for permissible working pressure
When tested according to 6.4, the modules shall be free from fracture, crack, permanent deformation or physical damage.
4.6 Requirements for cooling system voltage withstand
When tested according to 6.5, the module cooling system shall be free from any fracture, crack, permanent deformation or other physical damage; any liquid coolant, if contained in the system, shall not be spilled.
4.7 Requirements for overvoltage
Requirements of whole vehicle for modules, if any, shall prevail. If there is no special requirement, the modules, when tested according to 6.6, shall meet the requirements of GB/T 29838-2013, 5.8 for overvoltage.
4.8 Requirements for differential pressure
Requirements of whole vehicle for modules, if any, shall prevail. If there is no special requirement, the modules, when tested according to 6.6, shall be free from any fracture, crack, permanent deformation or other physical damage.
4.9 Requirements for electromagnetic compatibility
When tested according to 6.8, the modules shall be electromagnetically compatible and shall meet relevant requirements of GB/T 18655-2010, GB/T 17619-1998 and GB/T 21437.2-2008.
4.10 Requirements for resistance against water and dust
Requirements of whole vehicle for modules, if any, shall prevail. If there is no special requirement, the modules, when tested according to 6.9, shall meet the requirements of IPX5 in GB/T 4208-2008 and IP5X in GB/T 4208-2008 for resistance against water and dust respectively.
4.11 Requirements for performance
Test items and conditions are agreed by the manufacturer and the demander. When tested according to 6.10, the power and polarization curve shall meet the requirements of the demander.
4.12 Requirements for insulation
When tested according to 6.11, the insulation shall meet relevant requirements in GB/T 24549-2009.
4.13 Requirements for vibration
The modules can resist against the vehicle vibration and shall meet the requirements in 4.4, 4.10 and 4.12 after the vibration test which is carried out according to 6.12.
4.14 Requirements for storage temperature
When tested according to 6.13, the modules have a storage temperature between -40℃ and 60℃.
4.15 Requirements for grounding protection
When the maximum output voltage of module is higher than 60 V, the module enclosure shall be equipped with ground points. The resistance between the ground points and enclosure metal is less than 0.1 Ω.
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Requirements
5 Test Preparation
6 Test Method
7 Inspection Rules
8 Marking, Packaging, Transportation and Storage
9 Documentation
Annex A (Informative) Vibration Test
Bibliography