Patents by Inventor Shuyun SUN

Shuyun SUN 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).

  • Power conversion device
    Patent number: 12230987
    Abstract: Embodiments of the present application provides a method for pre-charging a power conversion device and a power conversion device. The power conversion device is configured to perform power conversion between a charging pile and a traction battery, and the method includes: receiving, by the power conversion device, a first message sent by a battery management system of the traction battery, and the first message is configured to indicate that the battery management system is ready for charging; performing, by the power conversion device, a pre-charging, and the pre-charging includes: charging a capacitor in the power conversion device; and forwarding, by the power conversion device, the first message to the charging pile after the pre-charging is completed. The technical solution of the embodiments of the present application can ensure a normal charging process.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: February 18, 2025
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
    Inventors: Weiping Sun, Zhimin Dan, Zhanliang Li, Shuyun Xiong, Yu Yan
  • Pre-treatment method for determination of volatile thio-ether compounds in offensive odorous sediment
    Patent number: 9664601
    Abstract: Method for determining volatile thio-ether compounds in offensive odorous sediment including: pre-treating a sediment sample, extracting volatile thio-ether compounds, separating and purifying the extraction supernatant in a solid phase extraction column, eluting with ethyl acetate, and finally collecting the eluent, which is then concentrated and used for determination by gas chromatography.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: May 30, 2017
    Assignee: Nanjing Institute of Geography & Limnology, Chinese Academy of Sciences
    Inventors: Xiaozhi Gu, Kaining Chen, Shuyun Sun, Miao Liu, Jia Kang, Yadong Wang
  • Pre-treatment Method for Determination of Volatile Thio-ether Compounds in Offensive Odorous Sediment
    Publication number: 20170146438
    Abstract: Method for determining volatile thio-ether compounds in offensive odorous sediment including: pre-treating a sediment sample, extracting volatile thio-ether compounds, separating and purifying the extraction supernatant in a solid phase extraction column, eluting with ethyl acetate, and finally collecting the eluent, which is then concentrated and used for determination by gas chromatography.
    Type: Application
    Filed: April 12, 2016
    Publication date: May 25, 2017
    Inventors: Xiaozhi GU, Kaining CHEN, Shuyun SUN, Miao LIU, Jia KANG, Yadong WANG