Results 11 to 20 of about 43,947 (298)

Transient Surface Charge Characteristics of DC-GIL Insulator Under Thermal-Electric Coupled Fields

open access: yesIEEE Access, 2022
The insulator in direct current gas-insulated transmission lines (DC-GIL) would suffer discharge risk due to surface charge accumulation under thermal-electric coupled fields.
Xiaolong Li   +5 more
doaj   +1 more source

Applicability of the acoustic–electrical joint detection method to identify defects in gas insulated system

open access: yesIET Science, Measurement & Technology, 2023
There are many defects in gas‐insulated metal‐enclosed switchgear (GIS) and gas‐insulated transmission lines (GIL) that may cause accidents, such as floating potentials, metal particles, air gaps, and cracks in support insulators.
Jixing Sun   +8 more
doaj   +1 more source

Review of Surface Charge Accumulation on Insulators in DC Gas-Insulated Power Transmission Lines: Measurement and Suppression Measures

open access: yesEnergies, 2023
Gas-insulated power transmission lines (GILs) can replace cables and overhead transmission lines, playing an important role in DC transmission systems. However, the influence of surface charge accumulation on insulation reliability cannot be ignored as ...
Fangwei Liang   +4 more
doaj   +1 more source

Coaxial tube array space transmission line characterization [PDF]

open access: yes, 1987
The coaxial tube array tether/transmission line used to connect an SP-100 nuclear power system to the space station was characterized over the range of reactor-to-platform separation distances of 1 to 10 km.
Bents, David J., Switzer, Colleen A.
core   +2 more sources

Technical solutions for the transmission of electricity at high voltage in arctic conditions

open access: yesРоссийская Арктика, 2023
The article considers the main solutions to the problems that arise during the transmission of high voltage electricity in the Far North. The relevance of this topic is associated with the high strategic importance of the Arctic zone for the Russian ...
Varivodov V.N.   +4 more
doaj   +1 more source

Overview of development, design, testing and application of compact gas-insulated DC systems up to ±550 kV

open access: yesGlobal Energy Interconnection, 2019
The development of high-voltage direct current gas-insulated switchgear assemblies (DC GIS) of rated voltages up to ±550 kV has been completed. DC GIS provide a compact technical solution with a high functional density, optimized for projects with ...
Maria Kosse   +3 more
doaj   +1 more source

N 2 proportion in GIL based on heat characteristics of gas mixture [PDF]

open access: yes电力工程技术, 2022
SF 6/N 2 gas mixture is considered as one of the most promising gases to replace SF 6 because of its good insulation performance and environmental benefits.
PANG Lele   +5 more
doaj   +1 more source

Methods for alleviation of impacts of axial diffusion on decomposition products monitoring in gas‐insulated transmission lines

open access: yesHigh Voltage, 2022
Considering the long length of gas‐insulated transmission lines (GILs), novel methods are required to alleviate the impacts of axial diffusion on decomposition products' monitoring.
Rui Qiu   +8 more
doaj   +1 more source

Thermionic reactor power system: Effects of radiation on integration with Manned Space Station [PDF]

open access: yes, 1972
The application of a thermionic reactor power system to the modular space station is described. The nominal net power is 40 kWe, with the power system designed to be applicable over the power range from 25 to 60 kWe.
Gietzen, A. J.   +2 more
core   +2 more sources

Electromagnetic transient characteristics and overvoltage suppression strategy of renewable energy-oriented power system connected by gas-insulated transmission lines

open access: yesFrontiers in Energy Research, 2022
New energy systems, such as wind power and photovoltaic and distributed power supply, in the power generation and grid-connected transmission system basically will use stronger insulation design, higher operational safety, and smaller footprint GIL ...
Guang Yang   +4 more
doaj   +1 more source

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