一种CRH1型车法维莱空调强吸装置控制电路
By using an STM32 microcontroller for main control and load detection circuit, the fault handling process for the CRH1 vehicle's air conditioning system was simplified, solving the problems of complex operation, high risk, and long time consumption, thereby improving fault handling efficiency and passenger comfort.
CN118701127BActive Publication Date: 2026-07-17CHINA RAILWAY SHANGHAI BUREAU GRP CO LTD SHANGHAI EMU
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- CHINA RAILWAY SHANGHAI BUREAU GRP CO LTD SHANGHAI EMU
- Filing Date
- 2024-06-25
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
In the existing technology, when the air conditioning system of the CRH1 model malfunctions, the operation is complicated, risky, and time-consuming, and the version verification is cumbersome, which affects passenger comfort.
Method used
Using an STM32 microcontroller as the main controller, combined with a load detection circuit and an optocoupler isolation control circuit, it achieves rapid fault detection and control, simplifies the operation process, and reduces risks.
Benefits of technology
It improves the efficiency and safety of handling air conditioning system malfunctions, shortens the troubleshooting time, and enhances passenger comfort.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure CN118701127B_ABST
Abstract
本发明公开了一种CRH1型车法维莱空调强吸装置控制电路，包括STM32单片机：所述STM32单片机作为主控，控制所述PMOS管导通或截止，实现输出控制，所述负载检测端采用一欧姆采样电阻，经过运放放大后，通过所述STM32单片机模拟‑数字转换器采集电压，其中，通过所述采集端电压来判断负载端是否有电流流过。该CRH1型车法维莱空调强吸装置控制电路，使用STM32单片机实现复杂逻辑控制和故障检测，提高控制精确度；电路保护设计，通过TVS管保护电路，应对高电压尖峰，保障系统稳定性；光耦隔离控制电路，实现高低电压部分安全隔离，提高操作安全；负载检测电路：利用运放放大方式进行负载监测，准确判断故障。
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