New energy vehicle non-power failure identification method and system, and storage medium
By using a dual-path judgment logic based on multi-dimensional state parameters and combining it with hierarchical diagnosis of energy flow links, the problem of accurately identifying and locating powerless faults in new energy vehicles is solved, improving the accuracy and safety of diagnosis.
CN122402249APending Publication Date: 2026-07-17WEICHAI POWER CO LTD +1
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- WEICHAI POWER CO LTD
- Filing Date
- 2026-06-11
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
Existing technologies cannot accurately identify the causes of power failures in new energy vehicles, leading to difficulties in maintenance and delayed safety responses.
Method used
A dual-path judgment logic based on multi-dimensional state parameters is adopted, including a first judgment logic for identifying power failure phenomena and a second judgment logic for hierarchical fault tracing, combined with energy flow links for fault location.
Benefits of technology
It enables accurate identification and location of non-powered faults in new energy vehicles, improves the accuracy and robustness of diagnosis, and enhances maintenance guidance and safety response.
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Figure CN122402249A_ABST
Abstract
本公开提供了一种新能源车辆无动力故障识别方法、系统及存储介质，涉及新能源车辆故障技术领域，其中方法包括：获取目标车辆当前的多维状态参数；执行第一判断逻辑，第一判断逻辑用于基于多维状态参数识别目标车辆当前是否发生无动力故障；执行第二判断逻辑，第二判断逻辑用于基于多维状态参数对目标车辆中具有多个层级的能量流动链路进行分层故障溯源，以获取故障原因定位信息；基于第一判断逻辑和第二判断逻辑的判断结果，生成包含目标车辆当前是否发生无动力故障和故障原因定位信息的新能源无动力故障识别结果。该方法基于独立故障现象判断和能量流分层诊断相结合的双路径判断逻辑，能够实现不同复杂度诊断场景下无动力故障的精准定位。
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