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GB/T 33598.2-2020 (GB/T33598.2-2020)

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GB/T 33598.2-2020: PDF in English (GBT 33598.2-2020)
GB/T 33598.2-2020
ICS 43.120
T 47
Recycling of traction battery used in electric vehicle -
Recycling - Part 2: Materials recycling requirements
Issued by: State Regulation for Market Administration;
Standardization Administration of PRC.
Table of Contents
Foreword ... 3 
1 Scope ... 4 
2 Normative references ... 4 
3 Terms and definitions ... 5 
4 General requirements ... 5 
5 Pollution control and management requirements ... 7 
Appendix A (Informative) Recycling technology of directional recycling ... 9 
Appendix B (Normative) Calculation formula ... 12 
Recycling of traction battery used in electric vehicle -
Recycling - Part 2: Materials recycling requirements
1 Scope
This part of GB/T33598 specifies the terms and definitions, general
requirements, pollution control and management requirements for the recycling
of traction battery used in electric vehicle.
This part applies to the material recycling of lithium-ion power batteries and
nickel-hydrogen power batteries used in electric vehicles.
2 Normative references
The following documents are essential to the application of this document. For
the dated documents, only the versions with the dates indicated are applicable
to this document; for the undated documents, only the latest version (including
all the amendments) are applicable to this standard.
GB 5085.7 Identification standards for hazardous waste - General rules
GB 8978 Integrated wastewater discharge standard
GB/T 11651 Code of practice for selection of personal protective equipments
GB 12348 Emission standard for industrial enterprises noise at boundary
GB 16297 Comprehensive emission standard of air pollutants
GB 18597 Standard for pollution control on hazardous waste storage
GB 18599 Standard for pollution on the storage and disposal site for general
industrial solid wastes
GB/T 19596 Terminology of electric vehicles
GB 50016 Code of design on building fire protection and prevention
GB 50034 Standard for lighting design of buildings
GB 50069 Structural design code for water supply and drainage engineering
4.1.2 The recycling process of material recycling enterprises shall not cause
secondary pollution. If hazardous waste is involved, it shall obtain the
corresponding hazardous waste business license or be submitted to a third
party with a hazardous waste business license.
4.1.3 Do not discard, dump, directly landfill or directly incinerate power battery
cells, electrolytes, adhesives, diaphragms, etc. that have not been processed.
4.2 Personnel requirements
4.2.1 Before operation, labor protection equipment shall be worn and used in
accordance with the requirements of GB/T 11651; personnel who fail to perform
as required shall neither be near the work area nor operate equipment.
4.2.2 It shall master the methods of emergency response and emergency
4.2.3 Regular physical examinations shall be made and comply with GBZ 188
regulations. The health status of personnel shall meet the requirements of the
nature of work.
4.2.4 Operators shall receive pre-job training and regular training; meanwhile
pass the assessment.
4.2.5 If the collection, storage, transportation of hazardous waste are involved,
it shall provide corresponding professionals with professional skills to meet the
requirements of environmental protection operations, safe operations, first aid
4.3 Site requirements
4.3.1 The factory building shall meet the requirements of GBZ 1. The fire
resistance rating and lighting design of the building shall meet the requirements
of GB 50016 and GB 50034.
4.3.2 The plant area shall be equipped with fire extinguishers in accordance
with the requirements of GB 50140; the design of water supply and drainage
engineering shall meet the requirements of GB 50069.
4.3.3 The workshop shall be equipped with ventilation equipment, waste liquid
treatment facilities and waste residue collection facilities.
4.4 Processing requirements
4.4.1 The recycling shall meet the requirements of relevant standards such as
YS/T 1174.
4.4.2 The recycling shall follow the principles of safety, environmental protection
A.3 Physical treatment
A.3.1 Discharge treatment
Discharge treatment shall be carried out in accordance with the discharge
specifications established by the company.
A.3.2 Disassembly
A.3.2.1 Manual disassembly is not allowed. It should use automated
mechanical equipment for disassembly.
A.3.2.2 After disassembly, collect the housing, batteries, electrolyte, etc., in
categories and treat the generated exhaust gas.
A.3.3 Pyrolysis
A.3.3.1 It should use a pyrolysis system to pyrolyze the disassembled products
to remove organic matter.
A.3.3.2 The pyrolysis system shall be equipped with waste gas, dust treatment
equipment and solid collection facilities.
A.3.4 Crushing and sorting
A.3.4.1 Crushing and sorting shall meet the requirements of YS/T 1174.
A.3.4.2 Priority shall be given to the selection of processes with high material
recycling rate. The crushing should be automated; the sorting should be
screening, air separation, or magnetic separation.
A.3.4.3 Before crushing, it shall remove iron blocks and other hard materials;
before sorting, it should ensure the dryness of materials.
A.3.4.4 Soft-pack batteries and cylindrical batteries should adopt overall
crushing technology to improve safety, environmental protection and production
A.3.4.5 After the lithium ion power battery is sorted, copper powder, aluminum
powder, iron powder and selected electrode materials for smelting are obtained;
after the nickel-hydrogen power battery is sorted, iron powder and selected
electrode materials for smelting are obtained.
A.4 Hydrometallurgy
A.4.1 Leaching
During the leaching process, the solid-to-liquid ratio of the selected electrode
material for smelting and the leaching solution should be controlled within an
(Above excerpt was released on 2020-08-02, modified on 2021-06-07, translated/reviewed by: Wayne Zheng et al.)
Source: https://www.chinesestandard.net/PDF.aspx/GBT33598.2-2020