Results 1 to 10 of about 7,162,114 (343)

Multi-Physical Coupling Field Study of 500 kV GIL: Simulation, Characteristics, and Analysis

IEEE Access, 2020
With the construction of a large number of hydropower stations, transmission lines crossing a river and urban utility tunnels, gas insulated transmission line (GIL) has been applied widely due to its large transmission capacity, low environmental impact ...
Haiqing Niu, 泽铭 陈, Bo Yang
exaly   +4 more sources

Research on the Calculation Method of Equivalent Parameters of the Core Wire for the High-Voltage GIL Metal Shell Grounded Through the Copper Bar

Frontiers in Energy Research, 2022
The calculation method of the equivalent impedance and admittance parameters of the Gas Insulated Line (the Gas Insulated Line is abbreviated as GIL in this paper) grounded by the copper bar is studied and proposed.
Botong Li, Lin Shi, Weijie Wen, Bin Li, Tianfeng Gu   +4 more
exaly   +3 more sources

Fault diagnosis of free-conducting particles within GIL based on vibration signals

Frontiers in Energy Research, 2023
Accurate quantitative diagnosis of free-conducting particle faults plays an important role in improving the reliability of the gas insulated line (GIL) system.
Dawei Duan, Dawei Duan, Hongzhong Ma, Qifan Yang, Nan Li   +4 more
doaj   +1 more source

Kapsül ve/veya Zonül Yetmezlikli Olguların Cerrahi Tedavisinde Tek Parça Katlanabilir Arka Kamara Göz İçi Lenslerin İrise Sütürlü Olarak Kullanılması

Sakarya Tıp Dergisi, 2022
Amaç: Kapsül yetmezliğinde, katlanabilir arka kamara (AK) göz içi lenslerin irise sütürlü (İSGİL) implantasyonunun avantajları, dezavantajları, cerrahi tekniği ve postoperatif komplikasyonlar araştırıldı.
Gürsoy Alagöz, Erkan Çelik, Mahmut Atum, Ali Altan Ertan Boz   +3 more
doaj   +1 more source

Surface charge accumulation and pre-flashover characteristics induced by metal particles on the insulator surfaces of 1100 kV GILs under AC voltage

High Voltage, 2020
With the increase in the voltage and capacitance of gas-insulated transmission lines (GILs), the insulation failure of GIL has attracted more and more attention.
Li Xing, Liu Weidong, Liu Weidong, Xu Yuan, Chen Weijiang, Bi Jiangang   +5 more
doaj   +1 more source

Promising functional graded materials for compact gaseous insulated switchgears/pipelines

High Voltage, 2020
The electric field distributions along gas-solid interfaces determine the reliability, lifetimes and sizes of gaseous insulated switchgears/pipelines (GIS/GIL), which also affect the reliability of power systems.
Jin Li, Hucheng Liang, Hucheng Liang, Yun Chen, Boxue Du   +4 more
doaj   +1 more source

Influence of UHV GIL access on transient recovery voltage of circuit breaker

电力工程技术, 2022
The access of ultra high voltage (UHV) gas-insulated transmission line (GIL) affects both the transient recovery voltage (TRV) amplitude and the rate of rise of TRV (RRRV) of circuit breakers,which may endanger the breaking capacity of circuit breakers ...
SUN Yi, LIU Jinghui, ZHENG Xinlei, LI Jiangtao, XU Yiqing, SHI Dajun   +5 more
doaj   +1 more source

A Novel Partial Discharge Detection Method Based on the Photoelectric Fusion Pattern in GIL

Energies, 2019
Optical detection and ultrahigh frequency (UHF) detection are two significant methods of partial discharge (PD) detection in the gas-insulated transmission lines (GIL), however, there is a phenomenon of signals loss when using two types of detections to ...
Yiming Zang, Yong Qian, Wei Liu, Yongpeng Xu, Gehao Sheng, Xiuchen Jiang   +5 more
doaj   +1 more source

Research on Integrated Standardization of the UHV GIL Technology

Zhongguo dianli, 2019
In order to improve the coordination and systematization of technical standards for the UHV GIL, the integrated standardization theory has been applied in UHV GIL technology field.
Jie HE, Boyuan CUI, Hao WANG, Pengfei ZHANG, Zhibing LI, Shuang CHEN, Yun TENG   +6 more
doaj   +1 more source

A Review of UHV AC GIL Ex-factory Test Technology

Zhongguo dianli, 2020
Based on the application of UHV gas-insulated metal-enclosed transmission line(GIL)in the Sutong GIL Utility Tunnel Project, this paper firstly introduces the structural characteristics of UHV GIL, and analyzes its main technical parameters, type test ...
Shuang CHEN, Yan LIU, Chao BIAN, Pengfei ZHANG, Boyuan CUI, Yun CHEN, Jiazhong XU   +6 more
doaj   +1 more source