Patents by Inventor Chenlong LIAN

Chenlong LIAN has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • High-low-voltage conversion star multi-phase variable-frequency drive system
    Patent number: 10305409
    Abstract: The present invention provides a high-low-voltage conversion star multi-phase variable-frequency drive system and relates to a high-voltage high-power motor and drive control thereof. The variable-frequency drive technical solution which is commonly used at present mainly has the disadvantages that a frequency converter is added to a common motor, the insulation life of the motor is short and the heat dissipating ability of the motor is poor.
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: May 28, 2019
    Assignee: WOLONG ELECTRIC GROUP CO., LTD.
    Inventors: Jianqiao Wang, Xuandong Wu, Chenlong Lian, Weican Yan
  • HIGH-LOW-VOLTAGE CONVERSION STAR MULTI-PHASE VARIABLE-FREQUENCY DRIVE SYSTEM
    Publication number: 20180287541
    Abstract: The present invention provides a high-low-voltage conversion star multi-phase variable-frequency drive system and relates to a high-voltage high-power motor and drive control thereof. The variable-frequency drive technical solution which is commonly used at present mainly has the disadvantages that a frequency converter is added to a common motor, the insulation life of the motor is short and the heat dissipating ability of the motor is poor.
    Type: Application
    Filed: February 22, 2016
    Publication date: October 4, 2018
    Inventors: Jianqiao WANG, Xuandong WU, Chenlong LIAN, Weican YAN