Results 211 to 220 of about 81,247 (279)

Pore-Structure Control in Metal-Organic Frameworks (MOFs) for Capture of the Greenhouse Gas SF6 with Record Separation.

Angewandte Chemie, 2022
In the electronics industry, the efficient recovery and capture of sulfur hexafluoride (SF6) from SF6/N2 mixtures is of great importance. Herein, three metal-organic frameworks with fine-tuning pore structures, Cu(peba)2, Ni(pba)2, and Ni(ina)2, were ...
Shao-Min Wang, Xuan Mu, Hao Liu, Su-Tao Zheng, Qing‐Yuan Yang   +4 more
semanticscholar   +1 more source

Fault Diagnosis of SF6-Insulated Equipment by Micro Gas Sensor Array

IEEE Transactions on Power Delivery, 2023
SF6 decomposition products could reflect the running status and inner faults of power equipment, and it's expected to realize a timely warning. In this work, six faults including spark and corona discharge were simulated, and SF6 decomposition products ...
J. Chu, Qiongyuan Wang, Yuyang Liu, Jia-Yu Pan, H. Yuan, A. Yang, Xiaohua Wang, M. Rong   +7 more
semanticscholar   +1 more source

TiO2–Doped GeSe Monolayer: A highly selective gas sensor for SF6 decomposed species detection based on DFT method

Applications of Surface Science, 2022
The detection of SF6 decomposition species has been a crucial method of fault diagnosis for insulation equipment. Faced with problems of poor selectivity, low sensitivity and non-recyclability of existing nano-gas sensors, TiO2-doped GeSe monolayer is ...
Hao Sun, Luqi Tao, Tao Li, Xin Gao, Tianyi Sang, Yibing Li, Yaoguang Wei, Guanya Wang, Zhirong Peng, Yingang Gui, Sheng-Yuan Xia, Jian Li   +11 more
semanticscholar   +1 more source

Adsorption of SF6 decomposition gases (H2S, SO2, SOF2 and SO2F2) on Sc-doped MoS2 surface: A DFT study

Applications of Surface Science, 2021
By detecting the decomposition gases of sulfur hexafluoride (SF6), the type of internal fault of gas insulated switchgear (GIS) can be determined.
Baoliang Li, Qu Zhou, Ruochen Peng, Yiming Liao, W. Zeng   +4 more
semanticscholar   +1 more source

Tracking and Reducing SF6 Usage in Radiation Oncology: A Step Towards Net-Zero Health Care Emissions.

Practical Radiation Oncology, 2023
Sulfur hexafluoride (SF6) is a widely used insulating gas in medical linear accelerators (LINACs) due to its high dielectric strength, heat transfer capabilities, and chemical stability.
K. Lichter, Julie R. Bloom, R. Sheu, Laszlo Tibor Zalavari, Kayla Leung, Amy Collins, A. Witztum, R. Chuter   +7 more
semanticscholar   +1 more source

Rh-doped h-BN monolayer as a high sensitivity SF6 decomposed gases sensor: A DFT study

, 2021
The SF6 decomposed gases sensor is crucial for detecting insulation condition of electrical equipment. To study applicability of metal-doped two-dimensional (2D) nanomaterials for gas sensors, density functional theory (DFT) calculations based on first ...
Sheng-Yuan Xia, Luqi Tao, T. Jiang, Hao Sun, Jian Li   +4 more
semanticscholar   +1 more source

Breakdown field strength of SF6, N2O, SF6+N2, and SF6+N2O

Journal of Applied Physics, 1981
The breakdown voltages of some electron attaching gases and gas mixtures have been calculated from their fundmental properties such as ionization and attachment cross sections, the momentum transfer cross section, the drift velocity or the mean energy of electrons.
G. R. Govinda Raju, R. Hackam
openaire   +2 more sources

SOF2 sensing by Rh-doped PtS2 monolayer for early diagnosis of partial discharge in the SF6 insulation device

, 2021
In this paper, Rh-doped S-vacancy PtS2 (Rh-PtS2) monolayer is proposed as a novel sensing material for SOF2 detection in order to evaluate the operation status of SF6 insulation devices.
Peng Li, Q. Hong, Tian Wu, H. Cui
semanticscholar   +1 more source

Gas-sensing properties of Ptn-doped WSe2 to SF6 decomposition products

, 2021
Two-dimensional transition metal disulfides (TMDs) has attracted considerable attention due to its excellent physicochemical properties. In order to detect the SF6 decomposition products, transition metal Pt cluster doping was chosen to enhance the ...
Lingna Xu, Yingang Gui, Wenjun Li, Qiaomei Li, Xianping Chen   +4 more
semanticscholar   +1 more source

Adsorption and sensing behaviors of SF6 decomposed species on Ni-doped C3N monolayer: A first-principles study

, 2020
To give a first insight into the transition metal (TM) doped C3N monolayer for application of chemical gas sensors, we using first-principles theory in this paper investigated the adsorption performance of Ni-doped C3N (Ni-C3N) monolayer upon three SF6 ...
H. Cui, Chao-Bo Yan, Pengfei Jia, Wen Cao   +3 more
semanticscholar   +1 more source