Patents by Inventor De QUAN

De QUAN 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).

  • Train compartment brake control method, train compartment, and train
    Patent number: 11511712
    Abstract: A train compartment brake control method includes: acquiring the number of train compartments of a current train; acquiring the number and type of a current train compartment; and on the basis of a train brake instruction and the number of train compartments of the current train, calculating a braking force of the current train compartment, and performing brake control on the current train compartment. The technical solution described in the present application is applicable to a train having any number of train compartments. The above method acquires the number of train compartments of a train in real time, calculates the braking force required by each train compartment according to the number and type of a current train compartment, and performs brake control on the train.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: November 29, 2022
    Assignee: CRRC TANGSHAN CO., LTD.
    Inventors: Shujun Chen, Jiaying Qin, Zhonghua Liu, Yingyu Zhang, De Quan, Chuan Ma, Liqiang Zhu, Qinggang Zhang, Zhenhong Wang, Huijie Du, Yanxiang Liu
  • TRAIN COMPARTMENT BRAKE CONTROL METHOD, TRAIN COMPARTMENT, AND TRAIN
    Publication number: 20200164843
    Abstract: A train compartment brake control method comprises the following steps: acquiring the number of train compartments of a current train; acquiring the number and type of a current train compartment; and on the basis of a train brake instruction and the number of train compartments of the current train, calculating a braking force of the current train compartment, and performing brake control on the current train compartment. The technical solution described in the present application is applicable to a train having any number of train compartments. The above method acquires the number of train compartments of a train in real time, calculates the braking force required by each train compartment according to the number and type of a current train compartment, and performs brake control on the train.
    Type: Application
    Filed: December 29, 2017
    Publication date: May 28, 2020
    Applicant: CRRC TANGSHAN CO., LTD.
    Inventors: Shujun CHEN, Jiaying QIN, Zhonghua LIU, Yingyu ZHANG, De QUAN, Chuan MA, Liqiang ZHU, Qinggang ZHANG, Zhenhong WANG, Huijie DU, Yanxiang LIU