Electric vehicle power battery pack performance automatic test system and test method

A technology for power battery packs and electric vehicles, which is applied in the direction of measuring electricity, measuring devices, measuring electrical variables, etc., can solve the problems of inability to simulate the working conditions of the whole vehicle, untraceable test data, and low degree of automation.

Active Publication Date: 2021-08-20
芜湖奇达动力电池系统有限公司
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, the test methods for power battery packs have the problems that they cannot simulate the working conditions of the whole vehicle and the test content is incomplete. The test system used has problems such as low degree of automation, low test efficiency, and untraceable test data.

Method used

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  • Electric vehicle power battery pack performance automatic test system and test method
  • Electric vehicle power battery pack performance automatic test system and test method
  • Electric vehicle power battery pack performance automatic test system and test method

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Embodiment Construction

[0025] The specific embodiment of the present invention will be described in further detail by describing the embodiments below with reference to the accompanying drawings, the purpose is to help those skilled in the art to have a more complete, accurate and in-depth understanding of the concept and technical solutions of the present invention, and contribute to its implementation.

[0026] Such as figure 1 and figure 2 As shown, the present invention provides an electric vehicle power battery pack performance automatic test system, including a charging and discharging cabinet electrically connected to the first AC power supply and a functional testing cabinet electrically connected to the charging and discharging cabinet and electrically connected to the second AC power supply , the function test cabinet has a fast charge port, a discharge port, a slow charge port, a charge and discharge port, a low-voltage control port and a 220V input port. The fast charge port, discharge...

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Abstract

The invention discloses an automatic test system for the performance of an electric vehicle power battery pack, comprising a charge and discharge cabinet electrically connected to a first AC power source, a function test cabinet electrically connected to the charge and discharge cabinet and to a second AC power source, and the function test The cabinet has a fast charging port, a discharging port and a slow charging port, and the fast charging port, discharging port and slow charging port of the function test cabinet are used to electrically connect with the power battery pack to be tested. The electric vehicle power battery pack performance automatic test system of the present invention can realize the simulation of the working environment of the electric vehicle, and is used for the performance test of the power battery pack development stage and the performance detection of the battery pack during the manufacturing process without using the electric vehicle Vehicle resources can complete a series of performance verification of power battery pack charging and discharging, CAN network, capacity and other performance, which reduces the development and manufacturing costs of power battery pack products, and can improve the performance test efficiency of power battery packs.

Description

technical field [0001] The invention belongs to the technical field of new energy vehicle power batteries, in particular, the invention relates to an automatic test system and a test method for the performance of electric vehicle power battery packs. Background technique [0002] As one of the key components of electric vehicles, the power battery pack has the functions of outputting electric energy to drive the operation of the electric vehicle motor system, exchanging information with the electric vehicle charging system to realize charging management, and exchanging information with the electric vehicle vehicle controller (VCU) to complete the vehicle energy Management and other functions. The main function of the above-mentioned power battery pack is to directly determine the key performance of the use of electric vehicles. Therefore, in the development and manufacturing process of the power battery pack, the performance of the power battery pack, such as fast charging, ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01R31/385
Inventor 肖峰杨兵倪秀兵
Owner 芜湖奇达动力电池系统有限公司
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