GB/T 25319-2010 PDF English
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivery | Name of Chinese Standard | Status |
| GB/T 25319-2010 | English | 135 |
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Fuel cell power system used for motor vehicles - Technical specification
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GB/T 25319-2010: Fuel cell power system used for motor vehicles - Technical specification---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT25319-2010
GB
NATIONAL STANDARD OF
THE PEOPLE’S REPUBLIC OF CHINA
ICS 27.070
K 82
Fuel cell power system used for motor vehicles -
Technical specification
Issued on. NOVEMBER 10, 2010
Implemented on. MAY 1, 2011
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine;
Standardization Administration Committee.
Table of Contents
Foreword... 3
1 Scope... 4
2 Normative references... 5
3 Terms and symbols... 6
4 Requirements... 8
5 Test methods... 11
6 Inspection rules... 14
7 Marks, description and technical documents... 16
Annex A (Informative) Product model preparation method... 20
Foreword
Annex A of this Standard is informative.
This Standard was proposed by China Electrical Appliances Industry
Association.
This Standard shall be under the jurisdiction of National Technical Committee
on Fuel Cell of Standardization Administration of China.
Main drafting organization of this Standard. Shanghai Shenli Technology Co.,
Ltd.
The drafting organizations of this Standard. Machinery Industry Beijing Institute
of Technology and Economy, Pearl Hydrogen Co., Ltd.
Main drafters of this Standard. Hu Liqing, Zhang Ruogu, Lu Chenyu, Sun Ting,
Zhang Dai, Dong Hui.
Fuel cell power system used for motor vehicles -
Technical specification
1 Scope
1.1 General
This Standard specifies the terms and symbols, requirements, test methods,
inspection rules and marks, descriptions and technical documentation for
automotive proton exchange membrane fuel cell power generation system.
This Standard is applicable to the automotive proton exchange membrane fuel
cell power generation system (hereinafter referred to as power generation
system).
1.2 System boundary
The system boundary is shown as Figure 1.In the figure, the part within the
thick solid frame is the power generation system. The access arrows relative to
the box refer to the input and output of the power generation system.
2 Normative references
The following standards contain the provisions which, through reference in this
Standard, constitute the provisions of this Standard. For dated references,
subsequent amendments (excluding corrections) or revisions do not apply to
this Standard. However, the parties who enter into agreement based on this
Standard are encouraged to investigate whether the latest versions of these
documents are applicable. For undated reference documents, the latest
versions apply to this Standard.
GB/T 2900.18, Electrotechnical terminology - Low voltage apparatus
GB/T 3512, Rubber, vulcanized or thermoplastic--Accelerated ageing and
heat resistance tests--Air-oven method (GB/T 3512-2001, eqv ISO 188.1998)
GB 3836.1, Explosive atmospheres - Part 1.Equipment - General
requirements (GB 3836.1-2000, eqv IEC 60079-0.1998)
GB/T 4942.1-2006, Degrees of Protection Provided by the Integral Design of
Rotating Electrical Machined (IP Code) - Classification (IEC 60034-5.2000,
IDT)
3 Terms and symbols
3.1 Terms and definitions
The terms and definitions specified in GB/T 2900.18, GB 3836.1, GB 4943 and
GB/T 20042.1 and the following ones apply to this document.
3.1.10 fuel consumption
the amount of fuel consumed by the power generation system for a specified
period of time under specified conditions, in kg/h
3.1.11 fuel consumption rate
the amount of fuel consumed by the power generation system in the unit time
and unit power, in g/(kW•h)
3.1.12 idle start-up time
the time of which it takes for the power generation system to start from standby
to idle conditions, in s
3.1.13 fuel utilization
the ratio of the actual fuel consumption of the power generation system to the
amount of fuel of input power generation system, in %
3.2 Symbol and status
Symbol Meaning Unit
4 Requirements
4.1 Normal use conditions
4.2 Safety requirements
4.2.1 General safety
The parts which use flammable substances, pressurized media, electrical
energy, mechanical energy, etc. in the power generation system should meet
requirements of relevant standards. The main parts include.
4.2.2 Safety of fuel supply and processing subsystem of power
generation system
4.2.4 Safety monitoring, security subsystems
Subsystems such as fuel supply subsystem (excluding fuel storage container),
oxidant supply subsystem, water/heat management subsystem, control
subsystem in power generation system should be connected with safety
monitoring, security subsystems. Safety monitoring, security subsystems
automatically control the safety of each subsystems, and shall, according to
changes in the operation of power generation system, provide corresponding
sound, light reminder and auto on-off control, so as to ensure the normal and
safe operation of power generation system.
4.3 Fuel supply
The fuel supplied to the power generation system shall comply with the relevant
specific fuel cell power generation system standards and requirements.
Impurities it contains which may have harmful effects on the power generation
system should be within the manufacturer's specified scope.
4.5 Oxidant treatment subsystem
The oxidant treatment subsystem which includes filter, piping, processing
device, sensor, valve, etc. shall comply with corresponding standards. The filter
in the oxidizer supply subsystem is only for the treatment of particle grade dust.
4.6 Thermal management subsystem
The thermal management subsystem which includes radiator and matching fan,
pipe, circulating fluid pump, valve, sensor, cooling fluid storage box and
replenishment box, etc. shall comply with corresponding standards.
4.10 Start time
When power generation system carries out start test according to 5.2, the time
required from start-up to idle conditions should be in accordance with the
manufacturer's provisions.
4.13 Anti-vibration reliability
The power generation system shall have certain ability to resist vibration, shall
comply with GB/Z 18333.1-2001, shall ensure that the impact vibration
generated during the normal use shall not damage each part of power
generation system, shall ensure the normal operation of the whole power
generation system.
5 Test methods
5.1 Safety test
5.1.1 Gas leakage test
Close fuel chamber, oxidant chamber and cooling fluid chamber outlets of fuel
cell stack in power generation system. Only through a fuel pipe inlet on the
stacking board, connect with pressure gauge and flowmeter. Make inert gas
(nitrogen, argon, etc.)
5.1.2 Insulation strength test
Use megger to measure the current motherboard and power generation system
package resistance respectively led by fuel cell stack positive and negative
electrodes of power generation system. The insulation resistance of positive
and negative electrodes to vehicle body shall exceed 100 Ω/V.
5.2 Start characteristic test
The test shall be carried out according to the provisions of GB/T 24554-2009
and manufacturer’s provisions.
5.3 Work conditions test
Under each conditions such as idle conditions, partially loaded conditions, rated
conditions, overload conditions, respectively measure fuel consumption,
battery stack output current and voltage, net output current and voltage of
power generation system. Measure the power consumption of auxiliary support
5.4 Dynamic response characteristic test
Evaluate the dynamic loading response and loading impact capability of power
generation system. It shall mainly carry out the dynamic response time test and
the dynamic cyclic loading test.
5.4.1 Dynamic response time test
6 Inspection rules
6.1 Each fuel cell power generation system is subject to inspection before
leaving the factory with product certification. For different products, inspection
is divided into type test, routine test and acceptance test.
6.3 For each product that is normally produced during the validity period of
the type test, only the routine test shall be carried out. Routine tests include air
tightness and insulation strength tests. The test methods are as follows.
6.4 For products specified in the contract between the supplier and the
purchaser, if the contract has clearly defined the inspection items and test
methods, the acceptance shall be carried out according to the provisions of the
contract.
7 Marks, description and technical documents
The power generation system products shall have reliably fixed product
nameplates, all kinds of marks and warning signs.
7.1 Product nameplate
Power generation system product nameplate identification should contain at
least the following information.
7.2 Marks
If the connection of the power generation system due to the wrong position shall
lead to hazards, these connections should be given a clear sign. The positive
and negative connections should also be indicated.
7.3 Warning sign
Warning sign shall at least contain.
7.4 Technical documents
The product manual must have description on system integration, installation,
operation and maintenance of power generation system, including installation
manual, operating manual, maintenance manual, and spare parts lists, etc.
7.4.3 Operation manual
The technical documentation shall contain an operating manual which
describes in details the program of correct start and use of power generation
system, in which the precautions should be given to safety measures and
possible incorrect operations.
7.4.4 Maintenance manual
The technical documentation should contain a maintenance manual. The
maintenance manual should provide a detailed description of the
commissioning, maintenance and preventive inspection, repair requirements
and time intervals. It shall specify the confirmation method of the correct
operation (such as software testing procedures).
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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