Results 21 to 30 of about 1,104,401 (339)

Evaluation of ability to withstand short circuit and development of large capacity 500 kV autotransformer

open access: yesIET Electric Power Applications, 2023
Once the short circuit damage accident of a large capacity 500 kV transformer occurs suddenly, it will seriously affect the safe operation of the power grid.
Zhongxiang Li   +7 more
doaj   +1 more source

Design of a Short-Circuit Detection Intelligent Release Using Discrete Wavelet Algorithm

open access: yesIEEE Access, 2019
The short-circuit faults are one of the inevitable faults types in the power system. The frame circuit breaker can quickly break the transmission lines in case of the short-circuit faults to achieve the purpose of protecting the power system. At present,
Guanghai Bao, Feng Zeng, Huaiping Sun
doaj   +1 more source

Experimental study on short-circuit current characteristics of a photovoltaic system with low voltage ride through capability under a symmetrical fault

open access: yesEnergy Reports, 2022
Large number of photovoltaic (PV) power plants connected to a power grid can bring significant impacts to fault currents and the operation of protection systems.
Shuai Yuan   +2 more
doaj   +1 more source

A novel fault location method for a cross-bonded hv cable system based on sheath current monitoring [PDF]

open access: yes, 2018
In order to improve the practice in the operation and maintenance of high voltage (HV) cables, this paper proposes a fault location method based on the monitoring of cable sheath currents for use in cross-bonded HV cable systems.
Huang, Xiaojun   +6 more
core   +1 more source

Improved efficiency of microcrystalline silicon thin film solar cells with wide band-gap CdS buffer layer [PDF]

open access: yes, 2017
In this paper, we have reported a new structure based upon an optical simulation of maximum light trapping and management in microcrystalline silicon thin film solar cells by using multi texture schemes and introducing an n-type cadmium sulphide (CdS ...
Charlton, Martin D.B.   +2 more
core   +5 more sources

Load flow, short circuit and motor starting studies in electrical power substations.

open access: yesITEGAM-JETIA
Power system studies are essential for the proper planning and design of electrical power substations. This paper presents the load flow, short circuit, and motor starting studies for 33/6.6/0.44 kV electrical power substation.
Mohan Muniappan
doaj   +1 more source

Research of Aviation Electric Arc and Short Circuit Damage and Protection

open access: yesHangkong gongcheng jinzhan, 2020
Aviation electric arc and short circuit may lead to irreparable loss. It is of great significance to study the harm of aviation electric arc and short circuit and its protection measures.
CAO Tao
doaj   +1 more source

Shafting Torsional Vibration Analysis of 1000 MW Unit under Electrical Short-Circuit Fault

open access: yesApplied Sciences, 2021
Taking a 1000 MW turbine generator as the research object, the short-circuit fault in electrical disturbance is analyzed. Since it is very difficult to carry out fault analysis experiments and research on actual systems, simulation analysis is one of the
Honggang Pan   +4 more
doaj   +1 more source

Active Reduction of Short-Circuit Current in Power Distribution Systems

open access: yesEnergies, 2020
In this paper, a new concept of short-circuit current (SCC) reduction for power distribution systems is presented and analyzed. Conventional fault current limiters (FCLs) are connected in series with a circuit breaker (CB) that is required to limit the ...
Esteban Pulido   +3 more
doaj   +1 more source

Modelling, iterative procedure and simulation results for a monocrystalline solar cell [PDF]

open access: yes, 2012
This paper focuses on the modelling and simulation for a photovoltaic system formed by monocrystalline solar modules. The objective is to find the parameters of the nonlinear I-V equation by adjusting the curve at three points: open circuit, maximum ...
Melício, Rui
core   +1 more source

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