Electric vehicle testing system and method

By simulating the discharge of the power battery of an electric vehicle under predetermined operating conditions using a programmable DC electronic load and processor, the problem of low accuracy in electric vehicle range testing is solved, and efficient and flexible range testing is achieved.

CN122410322APending Publication Date: 2026-07-17TIANJIN INTERNAL COMBUSTION ENGINE RES INST
View PDF 0 Cites 0 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
TIANJIN INTERNAL COMBUSTION ENGINE RES INST
Filing Date
2026-05-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies for testing the range of electric vehicles have low accuracy, and the equipment is expensive, requires a large area, lacks testing flexibility, and cannot test the battery pack separately.

Method used

The system employs a programmable DC electronic load and processor to determine the test power data based on the vehicle's basic parameters, controls the power battery to discharge under predetermined operating conditions, collects the power battery's output power, and determines the range test results.

Benefits of technology

It improves the realism of battery life testing, reduces testing errors, lowers costs, enhances the flexibility and breadth of testing, simplifies the testing process, and improves testing efficiency.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN122410322A_ABST
    Figure CN122410322A_ABST
Patent Text Reader

Abstract

本公开提供了一种电动车辆测试系统及方法，可以应用于电动车辆测试技术领域。该电动车辆测试系统包括：可编程直流电子负载和动力电池。可编程直流电子负载电连接至待测试电动车辆的动力电池。处理器电连接至可编程直流电子负载，并且用于根据用于测试待测试电动车辆的车辆基本参数，确定测试电功率数据。根据测试电功率数据控制可编程直流电子负载拉动动力电池放电，并采集动力电池在放电阶段的输出功率。在动力电池的输出功率满足预定条件的情况下，根据动力电池在放电阶段内的输出功率，确定待测试电动车辆的续航测试结果。
Need to check novelty before this filing date? Find Prior Art