Results 21 to 30 of about 297,414 (264)

Fusion fault line selection method of small current grounding fault based on VMD

Gong-kuang zidonghua, 2023
At present, the fault line selection method of coal mine distribution network has the problem of fault line selection failure when the relevant fault features are not obvious.
SUN Kongming, LI Yudun, FAN Rongqi, XUE Yongduan, PANG Qingle, XU Xianze   +5 more
doaj   +1 more source

Study Of Transient Stability By Transient Energy Function

Computer Science & Information Technology ( CS & IT ), 2013
Stability analysis programs are a primary tool used by power system planning and operating engineers to predict the response of the system to various disturbances. Important conclusions and decisions are made based on the results of stability studies. The conventional method of analyzing stability is to calculate the transient behaviour of generators ...
Khan C.M, Chanda C.K, Konar S.C
openaire   +1 more source

A deep study of the high–energy transient sky [PDF]

Experimental Astronomy, 2021
AbstractThe coming decades will establish the exploration of the gravitational wave (GW) Universe over a broad frequency range by ground and space interferometers. Meanwhile, wide-field, high-cadence and sensitive surveys will span the electromagnetic spectrum from radio all the way up to TeV, as well as the high-energy neutrino window.
Guidorzi C., Frontera F., Ghirlanda G., Stratta G., Mundell C. G., Virgilli E., Rosati P., Caroli E., Amati L., Pian E., Kobayashi S., Ghisellini G., Fryer C., Valle M. D., Margutti R., Marongiu M., Martone R., Campana R., Fuschino F., Labanti C., Orlandini M., Stephen J. B., Brandt S., Silva R. C., Laurent P., Mochkovitch R., Bozzo E., Ciolfi R., Burderi L., Di Salvo T.   +29 more
openaire   +6 more sources

Analysis of sub-synchronous oscillation characteristics of PMSGs based on transient energy

Frontiers in Energy Research, 2023
Faced with the problem of sub-synchronous oscillation (SSO) caused by the interaction between permanent magnetic synchronous generator (PMSG)-based wind farms and weak AC grids, we construct a transient energy function model that follows the structure of
Gangui Yan, Gangui Yan, Yupeng Wang, Yupeng Wang, Cheng Yang, Lin Yue   +5 more
doaj   +1 more source

Status of the TransiEnt Library: Transient Simulation of Complex Integrated Energy Systems

Linköping Electronic Conference Proceedings, 2021
The open-source Modelica library TransiEnt Library was developed within the research project TransiEnt.EE. This paper presents two major extensions to this library which were developed in the follow-up research project ResiliEntEE. The modeling of the power sector on transmission grid level is possible due to the implementation of the complex bus ...
Senkel, Anne, Bode, Carsten, Heckel, Jan-Peter, Schülting, Oliver, Schmitz, Gerhard, Becker, Christian, Kather, Alfons   +6 more
openaire   +2 more sources

Energy release of Al/PTFE materials enhanced by aluminum honeycomb framework subjected to high speed impact under vacuum environment

Journal of Materials Research and Technology, 2020
Aluminum honeycomb framework reinforced Al/PTFE material is a kind of high inert energetic material, which has higher strength and structure advantages than that of pure Al/PTFE material.
Zhenhui He, Enling Tang, Xuedong Ou, Xingyong Gao, Lixiang Jiang, Chuang Chen, Mengzhou Chang, Yafei Han   +7 more
doaj   +1 more source

High energy transients: The millisecond domain [PDF]

Journal of Astrophysics and Astronomy, 2018
Search for high energy transients in the millisecond domain has come to the focus in recent times due to the detection of Gravitational Wave events and the identification of Fast Radio Bursts as cosmological sources. I will highlight the sensitivity limitations in the currently operating hard X-ray telescopes and give some details of the search for ...
openaire   +2 more sources

The reactive energy of transient EM fields [PDF]

Proceedings of the 2012 IEEE International Symposium on Antennas and Propagation, 2012
We give a physically compelling definition of the instantaneous reactive energy density associated with an arbitrary transient electromagnetic field in vacuum.
openaire   +2 more sources

Influence of 500 kV AC Lines on Safety Protection of Live Working Personnel in Parallel ±800 kV DC Lines

Zhongguo dianli, 2022
In order to ensure the reliable operation of AC 500 kV and DC ±800 kV parallel transmission lines without power failure, the three-dimensional finite element model and electromagnetic transient model are used to study the safety protection of EHVAC and ...
Aiqing MA, Jie WANG, Yongxiang BI
doaj   +1 more source

Identification model for weak areas of transient energy balance in EESs based on dynamic grid partitioning

Frontiers in Energy Research, 2023
In response to the high uncertainty of large-scale new energy output in the electrical energy system (EES) and the weak controllability of energy output at multiple time scales, this paper proposes a weak grid identification model for transient energy ...
Shi Qiu, Kun Zhang, Zhuo Chen, Youming Zhang, Zhe Chen, Zhe Chen, Songqing Cheng   +6 more
doaj   +1 more source