东风汽车申请 PWM 风扇控制电路及其控制方法专利,实现 PWM 风扇转速的精准控制

金融界
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金融界 2025 年 5 月 1 日消息,国家知识产权局信息显示,东风汽车股份有限公司申请一项名为“PWM 风扇控制电路及其控制方法”的专利,公开号 CN119878567A,申请日期为 2024 年 11 月。专利摘要显示,本发明涉及散热风扇技术领域,公开了一种 PWM 风扇控制电路,包括 ECU 和与所述 ECU 连接的 PWM 风扇,所述 ECU 连有冷却液温度传感器、中冷后温传感器、空调...

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