Patents Assigned to SINOMA ADVANCED MATERIALS CO., LTD.
  • Post insulator and direct current power transmission device
    Patent number: 11791068
    Abstract: A post insulator includes an insulating post including a first end and a second end that are opposite to each other, a high-voltage-end grading ring connected to the first end of the insulating post, the high-voltage-end grading ring being insulated from the insulating post, a grounding-end grading ring connected to the second end of the insulating post, the grounding-end grading ring being insulated from the insulating post, and a charge control ring disposed on an outer surface of the insulating post, the charge control ring being insulated from the insulating post, and the charge control ring being configured to accumulate surface charges.
    Type: Grant
    Filed: October 14, 2020
    Date of Patent: October 17, 2023
    Assignees: STATE GRID CORPORATION OF CHINA, SINOMA ADVANCED MATERIALS CO., LTD., NORTH CHINA ELECTRIC POWER UNIVERSITY, SINOMA JIANGXI INSULATOR AND ELECTRICITY CO., LTD.
    Inventors: Licheng Lu, Faqiang Yan, Bo Qi, Zhiyi Chong, Chengrong Li, Zhijun Guo, Xiao Yang, Yanxia Ding
  • POST INSULATOR AND DIRECT CURRENT POWER TRANSMISSION DEVICE
    Publication number: 20220310288
    Abstract: A post insulator includes an insulating post including a first end and a second end that are opposite to each other, a high-voltage-end grading ring connected to the first end of the insulating post, the high-voltage-end grading ring being insulated from the insulating post, a grounding-end grading ring connected to the second end of the insulating post, the grounding-end grading ring being insulated from the insulating post, and a charge control ring disposed on an outer surface of the insulating post, the charge control ring being insulated from the insulating post, and the charge control ring being configured to accumulate surface charges.
    Type: Application
    Filed: October 14, 2020
    Publication date: September 29, 2022
    Applicants: STATE GRID CORPORATION OF CHINA, SINOMA ADVANCED MATERIALS CO., LTD., NORTH CHINA ELECTRIC POWER UNIVERSITY, SINOMA JIANGXI INSULATOR AND ELECTRICITY CO., LTD.
    Inventors: Licheng LU, Faqiang YAN, Bo QI, Zhiyi CHONG, Chengrong LI, Zhijun GUO, Xiao YANG, Yanxia DING