ChinaAutoRegs|GB/T 34015-2017 英文版翻译 车用动力电池回收利用 余能检测
Recycling of traction battery used in electric vehicle–Test of residual capacity

1 Scope

This standard specifies the terms, definitions, symbols, test requirements, test procedures and test methods of test of residual capacity for waste traction batteries used in electric vehicles.

This standard is applicable to the test of residual capacity of cells and modules of waste lithium ion traction battery and nickel metal hydride traction battery used in electric vehicles.

2 Normative references

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

GB/T 19596 Terminology of electric vehicles
GB/T 31486-2015 Electrical performance requirements and test methods for traction battery of electric vehicle

3 Terms and definitions

For the purposes of this document, the terms and definitions given in GB/T 19596 and the following apply.

3.1
residual capacity
actual capacity remaining after the traction battery is removed from the electric vehicle

3.2
discharge capacity at I5
capacity (A·h) of the battery discharged at a current of 1I5(A) until reaching the cut-off voltage at room temperature
Note: This value may be obtained by integrating the coverage area of the current-time curve, including at least 50 equivalent time intervals, or directly measured by an integrator.

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