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Car window ripple anti-pinch circuit, device and method and car
The invention relates to a car window ripple anti-pinch circuit, device, vehicle and method. The circuit comprises a car window power supply regulation and control module, a car window current detection module and a control module, wherein the car window power supply regulation and control moduleis connected with a power supply of a car window motor and is used for regulating and controlling the driving voltage value of the car window motor; the car window current detection module is used for detecting the driving current of the car window motor; the control module is respectively connected with the car window power supply regulation and control module and the car window current detection module and is used for acquiring a driving current value and the number of ripples based on the driving current so as to judge the position of car window glass; when the position of the car window glass belongs to a preset stop area, the control module controls the car window power supply regulation and control module to linearly adjust the driving voltage of the car window motor to zero; and when the driving current value is zero, the control module controls to disconnect the car window motor and the power supply, so that the movement speed of the car window glass is controlled to be gradually reduced to zero before the car window glass stops, and the reliability of the ripple anti-pinch function of the car is improved.
本申请涉及一种车窗纹波防夹电路、装置、车辆和方法,所述电路包括:车窗电源调控模块,与车窗电机的电源连接,用于调控所述车窗电机的驱动电压值;车窗电流检测模块,用于检测所述车窗电机的驱动电流;控制模块,分别与所述车窗电源调控模块及所述车窗电流检测模块连接,用于基于所述驱动电流获取驱动电流值及纹波个数以判断车窗玻璃的位置;其中,当所述车窗玻璃的位置属于预设的停止区域时,所述控制模块控制所述车窗电源调控模块将所述车窗电机的驱动电压线性调整至零;当所述驱动电流值为零时,所述控制模块控制断开所述车窗电机与所述电源的连接,以在车窗玻璃停止前控制其运动速度逐渐减小至零,提高了车辆纹波防夹功能的可靠性。
Car window ripple anti-pinch circuit, device and method and car
The invention relates to a car window ripple anti-pinch circuit, device, vehicle and method. The circuit comprises a car window power supply regulation and control module, a car window current detection module and a control module, wherein the car window power supply regulation and control moduleis connected with a power supply of a car window motor and is used for regulating and controlling the driving voltage value of the car window motor; the car window current detection module is used for detecting the driving current of the car window motor; the control module is respectively connected with the car window power supply regulation and control module and the car window current detection module and is used for acquiring a driving current value and the number of ripples based on the driving current so as to judge the position of car window glass; when the position of the car window glass belongs to a preset stop area, the control module controls the car window power supply regulation and control module to linearly adjust the driving voltage of the car window motor to zero; and when the driving current value is zero, the control module controls to disconnect the car window motor and the power supply, so that the movement speed of the car window glass is controlled to be gradually reduced to zero before the car window glass stops, and the reliability of the ripple anti-pinch function of the car is improved.
本申请涉及一种车窗纹波防夹电路、装置、车辆和方法,所述电路包括:车窗电源调控模块,与车窗电机的电源连接,用于调控所述车窗电机的驱动电压值;车窗电流检测模块,用于检测所述车窗电机的驱动电流;控制模块,分别与所述车窗电源调控模块及所述车窗电流检测模块连接,用于基于所述驱动电流获取驱动电流值及纹波个数以判断车窗玻璃的位置;其中,当所述车窗玻璃的位置属于预设的停止区域时,所述控制模块控制所述车窗电源调控模块将所述车窗电机的驱动电压线性调整至零;当所述驱动电流值为零时,所述控制模块控制断开所述车窗电机与所述电源的连接,以在车窗玻璃停止前控制其运动速度逐渐减小至零,提高了车辆纹波防夹功能的可靠性。
Car window ripple anti-pinch circuit, device and method and car
车窗纹波防夹电路、装置、方法和汽车
WANG BAOCHENG (author)
2021-08-27
Patent
Electronic Resource
Chinese
IPC:
E05F
DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION
,
Vorrichtungen zum Bewegen der Flügel in die Offen- oder Schließstellung
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