The invention discloses an ultra-low-voltage direct-current variable-frequency controller and a parking air conditioner. The ultra-low-voltage direct-current variable-frequency controller comprises: apower supply circuit; a DC output assembly circuit; a DC fan interface circuit connected with a compressor phase current overcurrent protection circuit and a sampling circuit; the compressor phase current overcurrent protection circuit; and a control circuit comprising a control chip IC1, wherein the model of the control chip IC1 is R5F24TXADFM, the control circuit is connected with a serial communication sending circuit, a serial communication receiving circuit and an external circuit, and the DC fan interface circuit and the DC output assembly circuit are connected with the control circuit.According to the invention, the DC output assembly circuit and the control circuit are combined, and the voltage/current waveform of the compressor is sine waves, so that the ultra-low-voltage direct-current variable-frequency controller is small in harmonic interference, low in operation noise, high in efficiency and the like.

    本发明公开了一种超低压直流变频控制器及驻车空调,包括电源电路,其中:直流输出总成电路;直流风机接口电路;直流风机接口电路连接有压缩机相电流过流保护电路和采样电路;压缩机相电流过流保护电路;控制电路,包括控制芯片IC1,控制芯片IC1的型号为R5F24TXADFM,控制电路分别连接有串行通信发送电路、串行通信接收电路和外接电路,直流风机接口电路和直流输出总成电路分别与控制电路相连接。本发明的有益效果:本电路通过直流输出总成电路和控制电路组合,实施压缩机电压/电流波形呈正弦波,因而具有谐波干扰小、运行噪声低和效率高等优点。


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    Titel :

    Ultra-low-voltage direct-current variable-frequency controller and parking air conditioner


    Weitere Titelangaben:

    超低压直流变频控制器及驻车空调


    Beteiligte:
    MO FENGBING (Autor:in)

    Erscheinungsdatum :

    2020-09-22


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht



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