Patents by Inventor Chunjie XIE

Chunjie XIE 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).

  • Pressure Control Method and Pressure Control Device for Braking Cylinder of Rail Vehicle, And Rail Vehicle
    Publication number: 20230219548
    Abstract: Disclosed are a pressure control method and a pressure control device for a braking cylinder of a rail vehicle, and the rail vehicle. The method includes the following steps: acquiring the air charge-release volume of the braking cylinder of the rail vehicle and the air flowrate of the braking cylinder; determining the charge-release duration according to the air charge-release volume of the braking cylinder and the air flowrate of the braking cylinder, and controlling the charge-release working duration of the air charge-release solenoid valve according to the air charge-release duration; when the working duration of the air charge-release solenoid valve reaches the charge-release duration, acquiring the predictive pressure of the braking cylinder, and controlling the working state of the air charge-release solenoid valve according to the predictive pressure.
    Type: Application
    Filed: March 22, 2023
    Publication date: July 13, 2023
    Applicant: CRRC TANGSHAN CO., LTD.
    Inventors: Shan GAO, Chunjie XIE, Jiaying QIN, Congxi WEN, Huaming LI, Jianquan LIANG, Zhenhong WANG, Hongmei XU, Xiaolei WANG, Liming SHANG, Xuansheng CHEN
  • Rail train brake control system and train
    Patent number: 11420602
    Abstract: A rail train brake control system, comprising: a single vehicle brake control unit, a train brake control unit, a traction control unit and a communication control unit; the single vehicle brake control unit is provided in each vehicle of the rail train, the train brake control unit and the communication control unit are provided in the vehicles at both ends of the rail train, and the traction control unit is disposed in motor vehicles of a plurality of vehicles; and the single vehicle brake control unit, the train brake control unit, the traction control unit and the communication control unit implement communication by means of the gateway. The system can realize flexible marshalling of a train. Further disclosed is a train comprising the train brake control system.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: August 23, 2022
    Assignee: CRRC TANGSHAN CO., LTD.
    Inventors: Zhonghua Liu, Lei Chen, Chunjie Xie, Hongmei Xu, Bo Zhou, Keyu Cao, Peilei Fang, Qingdong Meng, Zhenshan Ji, Shan Gao, Liyun Shao
  • RAIL TRAIN BRAKE CONTROL SYSTEM AND TRAIN
    Publication number: 20200156604
    Abstract: A rail train brake control system, comprising: a single vehicle brake control unit, a train brake control unit, a traction control unit and a communication control unit; the single vehicle brake control unit is provided in each vehicle of the rail train, the train brake control unit and the communication control unit are provided in the vehicles at both ends of the rail train, and the traction control unit is disposed in motor vehicles of a plurality of vehicles; and the single vehicle brake control unit, the train brake control unit, the traction control unit and the communication control unit implement communication by means of the gateway. The system can realize flexible marshalling of a train. Further disclosed is a train comprising the train brake control system.
    Type: Application
    Filed: June 29, 2018
    Publication date: May 21, 2020
    Applicant: CRRC TANGSHAN CO., LTD.
    Inventors: Zhonghua LIU, Lei CHEN, Chunjie XIE, Hongmei XU, Bo ZHOU, Keyu CAO, Peilei FANG, Qingdong MENG, Zhenshan JI, Shan GAO, Liyun SHAO