Results 11 to 20 of about 777 (200)
Negative corona discharge mechanism in C4F7N–CO2 and C4F7N–N2 mixtures
AIP Advances, 2022 Due to their good dielectric properties and low global warming potential, C4F7N–CO2 and C4F7N–N2 mixtures have shown promising potential to replace SF6 in high voltage gas insulated equipment.
Qingqing Gao +7 more
doaj +2 more sources
Thermal Current Interruption Performance of CO2 and CO2/C4F7N mixture [PDF]
PLASMA PHYSICS AND TECHNOLOGY, 2023 This contribution aims to compare the thermal interruption performance of pure CO2with a mixture of CO2/C4F7N. Measurements primarily show higher interrupting capability for amixture with C4F7N.
Engelbrecht, Joseph +3 more
core +4 more sources
Effect of Copper Vapor on Radiation Properties of C4F7N Gas Mixtures [PDF]
PLASMA PHYSICS AND TECHNOLOGY, 2023 C4F7N and its mixture with buffer gases are regarded as the most promising SF6-alternative gases in gas circuit breakers. The switching arc can severely ablate the electrodes, producing copper metal vapor that combine with the C4F7N gas mixture to chang ...
Deng, Jungwei, Li, Xingwen, Zhang, Boya
core +3 more sources
The decomposition mechanism of C4F7N-Cu gas mixtures [PDF]
AIP Advances, 2019 C4F7N is one of the most remarkable replacements for SF6, and its decomposition mechanism has a great influence on insulating performance and environmental properties. It is noteworthy that discharges or high temperature also evaporates metal electrodes (
Yuwei Fu +4 more
doaj +2 more sources
High Voltage, 2023 Selecting suitable materials to adsorb the C4F7N mixtures decomposition products could not only keep the stable operation of the environmentally friendly insulating gas switch cabinet, but also ensure the safety of operation and maintenance personnel. It
Shuangshuang Tian +5 more
doaj +2 more sources
Radiative Properties and Numerical Modeling of C4F7N-CO2-O2 Thermal Plasma [PDF]
PLASMA PHYSICS AND TECHNOLOGY, 2019 C4F7N and C4F7N-CO2 mixtures are considered as alternatives to SF6 for use in medium voltage gas insulated switchgear applications (GIS), due to the low global warming potential and good dielectric properties of C4F7N.
Gnybida, M. +2 more
core +3 more sources
Decomposition characteristics of C4F7N-based SF6-alternative gas mixtures
Journal of Applied PhysicsC4F7N [2,3,3,3-tetrafluoro-2-(trifluoromethyl)propanenitrile]/CO2 gas mixtures are being developed as an eco-friendly electrical insulator to replace SF6, the most potent greenhouse industrial gaseous dielectric.
Wenqiang Gao +18 more
semanticscholar +2 more sources
Numerical simulation of streamer discharge with different electrode shapes in C4F7N
AIP Advances, 2023 In recent years, the environmentally friendly gas, C4F7N, has been recognized as a potential SF6 alternative gas due to its excellent insulation. To study the streamer discharge characteristics of different electrode shapes in C4F7N, a fluid model was ...
Xinfeng Yan +4 more
doaj +2 more sources
High VoltageHeptafluoroisobutyronitrile (C4F7N) is being considered as a promising alternative to the greenhouse gas SF6 in the electrical industry. However, its biotoxicity necessitates the development of gas sensing technology to detect leaked C4F7N. A combination
Dachang Chen +7 more
doaj +2 more sources
Decomposition characteristics of C4F7N/CO2 mixture under AC discharge breakdown [PDF]
AIP Advances, 2019 Recently, the C4F7N/CO2 mixture has been highly considered as a promising SF6 alternative due to its low greenhouse effect and excellent electrical performance.
Boya Zhang +5 more
doaj +2 more sources