Abstract: Disclosed are an installation device for air gap arrester and installation method thereof. The installation device includes a handheld pole, a wire clamping mechanism provided at the bottom end of the handheld pole for clamping a split wire, a tray provided on the handheld pole for lifting the arrester, an insulating rope provided on the tray, a fixing rope provided on the handheld pole for temporarily fixing the arrester, and a scale provided on the handheld pole for measuring the distance from the bottom end of the arrester to the bottom end of the handheld pole. The installation device for air gap arrester and installation method thereof have high installation efficiency.
Type:
Grant
Filed:
December 2, 2020
Date of Patent:
September 19, 2023
Assignee:
State Grid Jinhua Power Supply Company
Inventors:
Yuqun Fang, Yunpeng Guo, Chi Yu, Zhiyi Wang, Jianye Cui, Wendong Jiang, Bo Zhang, Bin Wang, Weinan Qin, Kaimei Zhao
Abstract: Disclosed is a specific communication emitter identification method based on an instantaneous envelope equipotential constellation trace figure, including: selecting a specific communication emitter and acquiring its radio frequency signal fragment, performing instantaneous envelope extraction to the radio frequency fragment, and representing the instantaneous envelope with a constellation trace figure using a constellation trace figure two-dimensional visualization method, wherein the constellation trace figure serves as a radio frequency fingerprint of a transmitter, and inputting the radio frequency fingerprint into a classifier to identify. The disclosure overcomes drawbacks in conventional technologies.
Type:
Grant
Filed:
July 15, 2021
Date of Patent:
April 5, 2022
Assignees:
STATE GRID WUYI COUNTY POWER SUPPLY COMPANY, STATE GRID JINHUA POWER SUPPLY COMPANY