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QC/T 990-2014

Chinese Standard: 'QC/T 990-2014'
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Detail Information of QC/T 990-2014; QC/T990-2014
Description (Translated English): Automobile & Vehicle
Sector / Industry: Automobile & Vehicle Industry Standard (Recommended)
Classification of Chinese Standard: T47
Classification of International Standard: 43.080
Word Count Estimation: 16,195
Date of Issue: 7/9/2014
Date of Implementation: 11/1/2014
Quoted Standard: GB/T 2900.41-2008; GB/T 19596-2004; GB/T 2423.17-2008
Drafting Organization: Wuhan Hong Yuan Weili New Energy Technology Co., Ltd.
Administrative Organization: National Automotive Standardization Technical Committee
Regulation (derived from): Ministry of Industry and Information Technology Notice No. 47 of 2014
Issuing agency(ies): Ministry of Industry and Information Technology of the People's Republic of China
Summary: This Standard specifies the terms and definitions for electric vehicles zinc-air battery, symbols, requirements, test methods, inspection rules, marking, packaging, transportation, storage. This Standard applies to mechanical replaceable moving car as com

QC/T 990-2014
QC
AUTOMOTIVE INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 43.080
T 47
Zinc-air Batteries for Electric Road Vehicle
电动汽车用锌空气电池
ISSUED ON. JULY 9, 2014
IMPLEMENTED ON. NOVEMBER 1, 2014
Issued by. Ministry of Industry and Information Technology of the
People's Republic of China
Ministry of Industry and Information
Technology of the People's Republic of China
Announcement
No. 47 of 2014
The Ministry of Industry and Information Technology has approved 676 industrial
standards including Blister Packaging Machine (see Attachment for standard
numbers, names, main contents and initial implementation dates), including 394
mechanical industry standards (including 16 standards of pharmaceutical
equipment), 1 automotive industry standard, 41 aviation industry standards, 135 light
industry standards, 37 textile industry standards, 4 packaging standards, 42
chemical industry standards, 6 petrochemical industry standards, 4 non-ferrous
industry standards, 7 metallurgical standards, 2 building material industry standards,
1 electronic industry standard, 2 communication industry standards.
The mechanical industry standards are published by China Machine Press; the
standards of automotive, pharmaceutical equipment and packaging industry are
published by China Planning Press; the aviation industry standards are published
under the organization of AVIC China Aero-polytechnology Establishment; the light
industry standards are published by China Light Industry Press; the standards of
textile and non-ferrous industry are published by China Standards Press; the
chemical industry standards are published by Chemical Industry Press; the
petrochemical industry standards are published by China Petrochemcial Press; the
metallurgical industry standards are published by Metallurgical Industry Press; the
building material industry standards are published by China Building Materials Press;
the electronic industry standard is published under the organization of China
Electronics Standardization Institute of the Ministry of Industry and Information
Technology; the communication industry standard is published by Posts and
Telecom Press.
Attachment. Number, name and initial implementation date of 1 automotive industry
standard.
Ministry of Industry and Information Technology of the People 's Republic of
China
July 9, 2014
Table of Contents
Foreword ... 5 
1 Application Scope ... 6 
2 Normative References ... 6 
3 Terms and Definitions ... 6 
4 Symbols and Definitions ... 7 
5 Requirements ... 8 
6 Test Method ... 10 
7 Inspection Rules ... 18 
8 Marking, Packaging, Transportation and Storage ... 20 
Zinc-air Batteries for Electric Road Vehicle
1 Application Scope
This standard specifies the terms and definitions, symbols and definitions,
requirements, test method and marking, packaging, transportation and storage of
zinc-air batteries for electric road vehicle (hereinafter referred to as batteries).
This standard applies to zinc-air batteries for electric road vehicle using mechanical
switching as the energy supplement method.
2 Normative References
The provisions in following documents become the provisions of this Standard
through reference in this Standard. For dated references, the subsequent
amendments (excluding corrigendum) or revisions do not apply to this Standard,
however, parties who reach an agreement based on this Standard are encouraged
to study if the latest versions of these documents are applicable. For undated
references, the latest edition of the referenced document applies.
GB/T 2900.41-2008, Electrotechnical Terminology - Primary and Secondary Cells
and Batteries
GB/T 19596-2004, Terminology of Electric Vehicles (ISO 8713.2002, NEQ)
GB/T 2423.17-2008, Environmental Testing for Electric and Electronic Products –
Part 2. Test Method – Test Ka. Salt Mist
3 Terms and Definitions
For the purposes of this Standard, those defined in GB/T 2900.41-2008 and GB/T
19596-2004 and the following terms and definitions apply.
3.1
zinc-air battery
a device which transforms chemical energy into electric energy using the oxygen in
the air as positive active material, zinc metal as negative active material and alkaline
solution as electrolyte.
5 Requirements
5.1 Cell
5.1.1 Appearance
Carry out inspection in accordance with 6.2.1. The appearance of battery shall be
clean, intact without deformation, rust, crack or alkali liquor. Marking shall be clear,
correct.
5.1.2 Polarity marking
Carry out inspection in accordance with 6.2.2. Marking for the polarities of battery
terminals shall be correct.
5.1.3 Shape, dimensions and mass
Carry out inspection in accordance with 6.2.3. The shape, dimensions and mass of
battery shall meet the specifications of the products supplied by the manufacturer.
5.1.4 Tilting
Carry out inspection in accordance with 6.2.4. Battery shall have no leakage.
5.1.5 Discharge performance
Carry out inspection in accordance with 6.2.5. When using I5 to discharge, the mean
value of discharge capacity shall not be less than 95% of nominal capacity; when
using I3 to discharge, the mean value of discharge capacity shall not be less than 65%
of rated capacity.
5.1.6 Low-temperature performance
Carry out inspection in accordance with 6.2.6. When battery is subjected to the test
under specified conditions, the discharge capacity of battery shall not be less than 60%
of the initial rated capacity; the terminals and appearance shall be intact.
5.1.7 High-temperature performance
Carry out inspection in accordance with 6.2.7. When battery is subjected to the test
under specified conditions, the discharge capacity of battery shall not be less than 80%
of the initial rated capacity; the terminals and appearance shall be intact.
5.1.8 Charge retention
Carry out inspection in accordance with 6.3.5, battery shall not have leakage.
5.2.5 Discharge performance
Carry out inspection in accordance with 6.3.6. When using I5 to discharge, the
discharge capacity shall not be less than 90% of nominal capacity; when using I3 to
discharge, the discharge capacity shall not be less than 60% of rated capacity.
5.2.6 Safety and reliability
5.2.6.1 When short-circuit test is carried out in accordance with 6.3.7.1, there shall
be no explosion or fire.
5.2.6.2 When squeeze test is carried out in accordance with 6.3.7.2, there shall be
no explosion or fire.
5.2.6.3 When drop test is carried out in accordance with 6.3.7.3, there shall be no
explosion or fire.
5.2.6.4 When heating test is carried out in accordance with 6.3.7.4, there shall be
no explosion or fire.
5.2.6.5 When overdischarge test is carried out in accordance with 6.3.7.5, there
shall be no explosion, fire or leakage.
5.2.6.6 When inspection is carried out in accordance with 6.3.7.6, product shall
have necessary vibration resistance capacity. When subjected to the test under
specified conditions, its discharge voltage shall be free from abnormalities and
without mechanical damage, leakage, fire and explosion.
6 Test Method
6.1 Test conditions
6.1.1 Environmental conditions
Unless specified otherwise, the test shall be carried out under the following
environmental conditions.
a) test temperature 25°C ± 2°C.
b) relative humidity. 25% ~ 85%.
c) atmospheric pressure. 86 kPa ~ 106 kPa.
6.2.2 Polarity
Use a voltmeter to measure the terminal voltage of battery to be tested to determine
whether it conforms to the marking of terminal polarity.
6.2.3 Shape, dimensions and mass
6.2.3.1 Use a general-purpose or special-purpose measuring tool to measure the
external dimensions of cells.
6.2.3.2 Use a general-purpose or special-purpose to weigh the mass of cells.
6.2.4 Tilting
Tilt cells to be tested 90° along the horizontal direction (X direction) from the height
direction (Y direction); maintain it for 30 s; carry out visual inspection.
6.2.5 Discharge performance test
At 25°C ± 2°C.
a) cells discharge at I5 until final voltage is 0.8 V. measure their discharge time,
calculate discharge capacity C5, replace negative electrode and electrolyte,
repeat testing for 3 ti......
Related standard:   QC/T 989-2014  QC/T 741-2014
   
 
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