Results 31 to 40 of about 667,624 (242)

Research on Transient AC Overvoltage Suppression Strategy of Islanded Wind Power Transmission via VSC-HVDC

发电技术, 2022
Voltage source converter based high voltage direct current (VSC-HVDC) has a broad application prospect in the field of islanded renewable energy transmission, due to its advantages such as no commutation failure. When AC fault occurs in the AC power grid
YU Xiao, BU Guangquan, WANG Shanshan
doaj   +1 more source

Modelling and control of current full compensation system‐based controllable voltage source

IET Generation, Transmission & Distribution, 2023
Current active suppression technology of arc overvoltage in distribution network has small capacity of controllable voltage source and complex control and cannot flexibly adjust the zero‐sequence voltage of neutral point.
Hongwen Liu, Xiangjun Zeng, Qing yang, Chenchao Chai   +3 more
doaj   +1 more source

The phenomenon and suppression strategy of overvoltage caused by PV power reverse flow

Frontiers in Energy Research
In the current distribution network’s energy structure, photovoltaic (PV) occupies a high proportion. However, the access of a high proportion of PV will lead to the phenomenon of reverse power flow in the distribution network, and then the problem of ...
Yumeng Xie, Qiying Li, Lei Yang, Kun Yang, Zhen Wang, Jie Liu, Hongjin Fan   +6 more
doaj   +1 more source

Research on the impact of grid-connected offshore wind farms on transient overvoltage and characteristics of harmonic resonances

Zhejiang dianli, 2023
Grid-connected offshore wind farms are likely to cause harmonic resonances in the power system that jeopardize the safe operation of the power grid. To this end， the impact of grid-connected offshore wind farms on the transient overvoltage and harmonic ...
XU Qunwei, LUO Huafeng, MEI Bingxiao, LIU Haojun, ZHU Feibai, ZHU Hanshan, CHEN Xiangrong   +6 more
doaj   +1 more source

Temperature characterisation of an optically-interrogated Rogowski coil [PDF]

, 2014
An investigation into the performance of an optically-interrogated Rogowski coil over temperatures up to 80 °C is presented. Preliminary thermal tests reveal that the sensor response is temperature-dependent and the measurement errors are increased at ...
Fusiek, Grzegorz, Niewczas, Pawel, Orr, Philip   +2 more
core   +1 more source

Analytical models of probability distribution and excess noise factor of Solid State Photomultiplier signals with crosstalk

, 2012
Silicon Photomultipliers (SiPM), also so-called Solid State Photomultipliers (SSPM), are based on Geiger mode avalanche breakdown limited by strong negative feedback.
Afek, Barrett, Buzhan, Consul, Eraerds, Futlik, Mirzoyan, Otte, Ramilli, S. Vinogradov, Vacheret, Vinogradov   +11 more
core   +1 more source

Photosensor Characterization for the Cherenkov Telescope Array: Silicon Photomultiplier versus Multi-Anode Photomultiplier Tube

, 2013
Photomultiplier tube technology has been the photodetector of choice for the technique of imaging atmospheric Cherenkov telescopes since its birth more than 50 years ago.
Bouvier, Aurelien, Errando, Manel, Gebremedhin, Lloyd, Hidaka, Naoya, Hinton, Jim, Johnson, Caitlin, Kuznetsov, Andrey, Mukherjee, Reshmi, Otte, Nepomuk, Strausbaugh, Robert, Tajima, Hiroyasu, White, Richard, Williams, David   +12 more
core   +1 more source

Advanced partial discharge testing of 540V aeronautic motor fed by SiC inverter under altitude conditions [PDF]

, 2017
The present paper reports non-electrically intrusive partial discharge investigations on an aeronautic motor fed by SiC inverter drive under variable environmental conditions.
Abadie, Cédric, Billard, Thibaut, Taghia, Bouazza   +2 more
core   +1 more source

Electromagnetic transient suppression for thyristor switch‐based auto‐passing neutral section system

IET Power Electronics, 2023
The auto‐passing neutral section (ANS), applied in the traction substation or section post (SP), is one of the effective methods to improve the continuity of power supply, and the electromagnetic transient is the key issue impacting its application value.
Wu Liran, Wu Mingli, Liu Qiujiang, Liu Jianqiang   +3 more
doaj   +1 more source

Impact of converter interface type on the protection requirements for DC aircraft power systems [PDF]

, 2012
The utilization of converter interfaces has the potential to significantly alter the protection system design requirements in future aircraft platforms.
Burt, Graeme, Fletcher, Steven, Galloway, Stuart, Norman, Patrick   +3 more
core   +1 more source