Results 1 to 10 of about 3,021 (160)
Energies, 2023 Power cables are one of the key components of fast-growing HVDC transmission systems. The long-term reliability of HVDC cables is closely related to the occurrence of partial discharges (PDs) in their insulation systems.
Paweł Mikrut, Paweł Zydroń
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Metallic Particle Motion and Breakdown at AC Voltages in CO2/O2 and SF6
Energies, 2022 This study deals with gaseous insulation contaminated by free moving particles. Two gases were investigated: SF6 (0.45 MPa) and a CO2/O2 gas mixture (0.75 MPa).
Lise Donzel +3 more
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IET Science, Measurement & Technology, 2023 Air‐insulated switchgear plays an important role in distribution network and partial discharge (PD) is one of the common faults in its operation. The method of gas component analysis, which is to detect chemical gas products, is a novel one to discover ...
Qipeng Tan +3 more
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Optimization Models for Reducing the Air Pollutants Emission in the Production of Insulation Bituminous [PDF]
Environmental Energy and Economic Research, 2023 Delijan, the main production center production of bitumen insulation, is one of the most polluted cities in Iran. Therefore, the measurement and analysis of emissions and the optimization of energy consumption, and, thus the reduction of emissions of ...
Faezeh Borhani +5 more
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IEEE Access, 2020 When DC GIL in operation endures the lightning impulse voltage, the charge accumulation at the gas-solid interface area will seriously affect the insulation performance of the spacer.
Jian Wang +5 more
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A review on heat transfer in nanoporous silica aerogel insulation materials and its modeling
Energy Storage and Saving, 2022 Silica aerogels are widely used in many fields for thermal insulation, such as building insulation, electric power energy, energy storage systems, and high-temperature thermal protection due to their excellent insulation performance.
Chuan-Yong Zhu +4 more
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Feasibility of C(3)F(7)CN/CO(2) gas mixtures in high-voltage DC GIL: a review on recent advances
High Voltage, 2020 With the rise of renewable energy resources, especially offshore wind power plant, the DC transmission concept has attracted more and more attention.
Youping Tu +8 more
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Gels, 2022 Silica aerogel composite is an excellent thermal insulator for spacecraft under high-temperature and complex air environments. This study intends to evaluate SiC-doped silica aerogel’s thermal insulation performance under large temperature and air ...
Sheng-Nan Zhang +5 more
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Processed straw as effective thermal insulation for building envelope constructions
Engineering Structures and Technologies, 2012 The efficiency of thermal insulation materials obtained from renewable resources depends on the possibilities of reducing thermal transfer via solid and gaseous conduction, thermal radiation and, in some cases, convection. The heat transfer mechanism for
Jolanta Vėjelienė
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Analysis of Gaseous By-Products of CF3I and CF3I-CO2 after High Voltage Arcing Using a GCMS
Molecules, 2019 Increasing demand for an alternative insulation medium to sulphur hexafluoride (SF6) has led to the investigation of new environmentally friendly insulation gases which could be used in high voltage equipment on the electrical power network.
Phillip Widger +1 more
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