Results 21 to 30 of about 1,243,354 (302)
Breakdown property of ±320 kV HVDC cable system XLPE/EPDM accessories
电力工程技术, 2023 In high voltage direct current cable system, the cable joint and termination are the weakness to stand high voltage, thus making their breakdown strength the critical property to the reliability of power transmission system.
LIU Yongbin +5 more
doaj +1 more source
Size and temperature effects on dielectric breakdown of ferroelectric films
Journal of Advanced Ceramics, 2021 The paper introduces a model of dielectric breakdown strength. The model integrated thermal breakdown and defect models, representing the relationship between the electric field of ferroelectric films and dimensional parameters and operating temperature.
Sheng Tong
doaj +1 more source
Space Charge Modulated Electrical Breakdown [PDF]
Scientific Reports, 2016 AbstractElectrical breakdown is one of the most important physical phenomena in electrical and electronic engineering. Since the early 20thcentury, many theories and models of electrical breakdown have been proposed, but the origin of one key issue, that the explanation for dc breakdown strength being twice or higher than ac breakdown strength in ...
Li, Shengtao +3 more
openaire +4 more sources
Short-term Breakdown and Long-term Failure in Nanodielectrics: A Review [PDF]
, 2010 Nanodielectrics, which are concentrated in polymer matrix incorporating nanofillers, have received considerable attention due to their potential benefits as dielectrics.
Li, Shengtao +7 more
core +2 more sources
Breakdown characteristics of combined air gaps under lightning impulse
AIP Advances, 2022 With the increase of both voltage level and the transmission capacity, more attention has been paid to the external insulation of transmission lines.
Shaocheng Wu +6 more
doaj +1 more source
Effect of Acceptor Traps in GaN Buffer Layer on Breakdown Performance of AlGaN/GaN HEMTs
Micromachines, 2022 In this paper, Silvaco TCAD software is used to simulate the buffer traps in AlGaN/GaN high electron mobility transistors (HEMTs), and its effects on the breakdown performance and key parameters of the devices are investigated by changing the position ...
Maodan Ma +11 more
doaj +1 more source
GaN/Si Heterojunction VDMOS with High Breakdown Voltage and Low Specific On-Resistance
Micromachines, 2023 A novel VDMOS with the GaN/Si heterojunction (GaN/Si VDMOS) is proposed in this letter to optimize the breakdown voltage (BV) and the specific on-resistance (Ron,sp) by Breakdown Point Transfer (BPT), which transfers the breakdown point from the high ...
Xin Yang, Baoxing Duan, Yintang Yang
doaj +1 more source
Parallel electric fields produced by ionospheric injection [PDF]
Annales Geophysicae, 2023 It is well known that there exists a thin layer in the lower boundary of the ionosphere between altitudes of 80 and 140 km in which collisional ions and collisionless electrons mix.
O. Saka
doaj +1 more source
Field Analysis of SF(6) Gas Insulated Cables and Its Application to Spacer Design [PDF]
, 1974 This paper describes the spacer design for SF(6) gas insulated cables. The maximum electric stress within the cable is calculated by a numerical method, and it is recognized that the breakdown voltage depends linearly on the calculated values.
Yamamoto, Hideki +2 more
core +1 more source
Zhongguo dianli, 2023 Due to the breakdown of the test-side fracture during the non-outage voltage-withstand test, the double-fracture disconnect switch (DDS) with a common chamber structure has been exposed to the risk of affecting the insulation performance of the operating-
Zifan DONG +5 more
doaj +1 more source