JB/T 11141-2011 PDF English
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivery | Name of Chinese Standard | Status |
| JB/T 11141-2011 | English | 105 |
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JB/T 11141-2011: General requirement for module case of lithium-ion battery---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/JBT11141-2011
JB
MACHINERY INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 29.220
K 84
Record number:
General requirement for module case of lithium-ion
battery
ISSUED ON: MAY 18, 2011
IMPLEMENTED ON: AUGUST 01, 2011
Issued by: Ministry of Industry and Information Technology of the
People's Republic of China.
Table of Contents
Foreword ... 4
1 Scope ... 5
2 Normative references ... 5
3 Terms and definitions ... 5
4 Model and classification ... 5
4.1 Model ... 5
4.2 Module case for lithium-ion battery ... 6
5 Technical requirements ... 7
5.1 Appearance ... 7
5.2 Overall dimensions and quality ... 7
5.3 Material requirements... 7
5.4 Insulation layer ... 7
5.5 Protection level ... 8
5.6 Installation and positioning device ... 8
5.7 Thermal management design ... 9
5.8 Vibration ... 9
5.9 Impact ... 9
5.10 Drop ... 9
6 Test methods ... 10
6.1 Appearance ... 10
6.2 Overall dimensions and weight ... 10
6.3 Material inspection ... 10
6.4 Protection level ... 10
6.5 Vibration test ... 10
6.6 Impact test ... 10
6.7 Drop test ... 10
7 Inspection rules ... 10
7.1 Delivery inspection ... 10
7.2 Type inspection ... 11
8 Inspection rules ... 11
9 Marking, packaging, transportation and storage ... 11
9.1 Marking ... 11
9.2 Packaging ... 12
9.3 Transportation ... 12
9.4 Storage ... 12
Appendix A (Normative) Dimensions of the lithium-ion battery for composing
general lithium-ion battery module ... 13
General requirement for module case of lithium-ion
battery
1 Scope
This Standard specifies the terms and definitions, model and classification,
technical requirements, test methods, inspection rules, inspection items,
marking, packaging, transportation and storage of module case for lithium-ion
battery.
This Standard applies to the module cases for lithium-ion battery modules,
which are composed of lithium-ion batteries such as lithium manganate and
lithium iron phosphate that are greater than or equal to 6 A·h, and the general
lithium-ion battery modules.
2 Normative references
The following documents are indispensable for the application of this document.
For dated references, only the dated version applies to this document. For
undated references, the latest edition (including all amendments) applies to this
document.
GB 4208-2008, Degrees of protection provided by enclosure (IP code)
3 Terms and definitions
The following terms and definitions are applicable to this document.
3.1
Module case for lithium-ion battery
The case assembly, that is used to compose the lithium-ion battery module,
which includes the case and mechanical parts and assemblies.
4 Model and classification
4.1 Model
The model composition of the module case for lithium-ion battery is shown in
Figure 1.
The width of the general module case for lithium-ion battery is a specified value;
for the height and length, only the maximum dimensions are specified; the
actual product is allowed to be less than the maximum dimension.
The overall dimensions of the 12V-series general module case for lithium-ion
battery are shown in Table A.1.
The overall dimensions of the 24V-series general module case for lithium-ion
battery are shown in Table A.2.
The overall dimensions of the 36V-series general module case for lithium-ion
battery are shown in Table A.3.
The overall dimensions of the 48V-series general module case for lithium-ion
battery are shown in Table A.4.
4.2.2 Special battery module case
The overall dimensions of the special module case for lithium-ion battery are
specified in the relevant product standards.
5 Technical requirements
5.1 Appearance
The appearance of the battery case shall not have deformation or falling-off of
the protective paint; the surface shall be flat, dry, free of external injuries and
dirt; the marking shall be clear.
5.2 Overall dimensions and quality
The overall dimensions of the battery case shall comply with 4.2. The specific
requirements for overall dimensions and quality shall meet the requirements of
the product technical documents that are provided by the manufacturer.
5.3 Material requirements
The material that constitutes the module case for lithium-ion battery can be steel,
light metal material or high-strength flame-retardant non-metal material.
5.4 Insulation layer
When the case is made of steel or light metal material, there shall be a flame-
retardant insulation layer between the interior of the case and the lithium-ion
battery (see Figure 3). The specific requirements shall comply with the specific
provisions of the relevant product standards. The insulation resistance shall be
greater than 10 MΩ; the dielectric strength shall be greater than AC 2 500 V.
The maximum overall dimensions of the module case for lithium-ion battery
without installation and positioning device shall meet the requirements of 4.2.
5.6.2 Screw installation and positioning
The battery module case of screw installation and positioning is generally used
for the installation of special lithium-ion battery module; specific requirements
are specified in the relevant product technical standards.
5.6.3 Quick installation and positioning
The battery module case of quick installation and positioning is used for the
installation of special lithium-ion battery module; specific requirements are
specified in the relevant product technical standards.
5.7 Thermal management design
The battery module case shall meet the design requirements of the thermal
management system and have a design for installing thermal management
equipment. Generally, natural ventilation, air-cooled heat dissipation, and hot-
wind heating thermal management equipment shall be used. Specific
requirements are specified in the relevant technical specifications.
When there are specific requirements in the contract, the specific requirements
of the contract shall be met.
5.8 Vibration
The vibration performance requirements of the module case for lithium-ion
battery are specified in the relevant product technical standards.
When there are specific requirements in the contract, the specific requirements
of the contract shall be met.
5.9 Impact
The impact performance requirements of the module case for lithium-ion battery
are specified in the relevant product technical standards.
When there are specific requirements in the contract, the specific requirements
of the contract shall be met.
5.10 Drop
The drop performance requirements of the module case for lithium-ion battery
are specified in the relevant product technical standards.
When there are specific requirements in the contract, the specific requirements
of the contract shall be met.
b) Product model or specifications;
c) Date of manufacture;
d) Polarity symbol;
e) Safety precautions and warnings for the module case.
9.1.2 The following markings shall be on the outer wall of the packaging box:
a) Product name, model specification, quantity, manufacturer's name, factory
address, zip code;
b) Product standard number;
c) Net weight and gross weight per box;
d) Signs of moisture-proof, no upside-down, and handling with care.
9.2 Packaging
9.2.1 The packaging of the module case shall meet the requirements of
moisture-proof and shock-proof.
9.2.2 The documents that are provided with the product shall be packed in the
packaging box:
a) Packing list (refers to multiple packages);
b) product certification;
c) Product instruction manual.
9.3 Transportation
During the transportation, it must not be subjected to violent mechanical impact,
sun exposure, rain, or upside-down.
In the process of loading and unloading, the module case shall be handled with
care to prevent falling, rolling, and heavy pressure.
9.4 Storage
The module case shall be stored in a dry, clean and well-ventilated warehouse
where the temperature is lower than 60 °C, and there is no corrosive gas.
The module case shall not be placed upside down or lying down; avoid
mechanical shock and heavy pressure.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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