Results 101 to 110 of about 3,412 (219)

Automatic detection device for mining intrinsic safety power supply based on PWM

Meikuang Anquan
Aiming at the problems of cumbersome factory inspection steps, low inspection efficiency, and poor consistency of protection parameter measurement results for intrinsically safe power supplies used in mining, a high-precision fully automatic factory ...
Dedong ZOU
doaj   +1 more source

Assessing the impact of distributed energy resources on overcurrent protection in microgrids for enhanced effectiveness

Results in Engineering
The inevitable diminutions of fossil fuel, declined energy efficiency, and sustainability considerations have sparked concerns about centralized generating facilities in traditional grids.
Abdelfattah A. Eladl, Ahmed N. Sheta, Mohammed A. Saeed, Vladimír Bureš, Bishoy E. Sedhom   +4 more
doaj   +1 more source

Adaptive Overcurrent Protection in Industrial Distribution Systems with Distributed Generation

, 2018
Protection of industrial distribution systems is paramount for the economic stability of any nation. Failures in industrial or commercial distribution systems involves great deal of monetary losses.
Abraham, Linus
core  

An Optimized Scheme for Active Distribution Network Current Speed Protection Setting Considering Tie Switch Operation

Zhongguo dianli
Active distribution grid with tie switches has a complex grid structure and undergo frequent changes in operation mode, which greatly affects the correct operation of traditional current protection that relies on static grid topology and fixed operation ...
Nuo CHENG, Dacai CHEN, Xue CHEN, Xiaofei RUAN, Shuqing WEI, Zheyu HAN   +5 more
doaj   +1 more source

A review of overcurrent protection methods for solar photovoltaic DC circuits [PDF]

, 2011
This paper investigates the current methodology for overcurrent protection in grid-connected solar photovoltaic (PV) systems. Overcurrent testing procedures for PV modules are examined.
C. Reading (7210397), Brian Goss (7206545), Ralph Gottschalg (1247661)   +2 more
core  

The recent development of protection coordination schemes based on inverse of AC microgrid: A review

Integration of distributed generation systems and diversity of microgrid operations led to a change in the structure of the power system. Due to this conversion, new challenges have arisen when employing traditional overcurrent protection schemes.
Mustafa, Haytham, Abeid, Salima, Saad, Saad M., Alasali, Feras, Saidi, Abdelaziz Salah, Omran, Emad, Holderbaum, William, El‐Naily, Naser   +7 more
core   +1 more source

Investigation of Overcurrent Relay Tripping Time Protection Using PSCAD Software

This paper studied the modelling of 132/33/11kV overcurrent protection by using PSCAD software. The objective of this project is to compare between IEC 60255 Standard and IEEE C37.112 Standard overcurrent relay response time in the event of fault current.
Mohd Hendra Hairi, M. N. Kamarudin, Ahmad Sadhiqin Mohd Isira, Aina’a Syahirah Mansor   +3 more
core   +1 more source

Overcurrent and protection of current cutoff

, 2006
Fen Bilimleri Enstitüsü, Elektrik-Elektronik Mühendisliği Ana Bilim DalıÖzetYüksek Lisans TeziAŞIRI AKIM VE AKIM KESİNTİLERİ KORUMASIArş. Gör. Didem AltunYüksek Lisans TeziElektrik Elektronik MühendisliğiAnabilim DalıAralık 2006Danışman : Doç. Dr. Rafael
Altun, Didem
core  

Adaptive overcurrent protection considering fault current limiters effect. [PDF]

Sci Rep
Mahmoud RA, Ghaly KG, Hasan SA.
europepmc   +1 more source

Design and development of an overcurrent protection relay

, 2023
Elektrik güç sistemleri, hızlı bir şekilde ele alınmazsa, pahalı ekipmana zarar verebilecek ve en kötü durumda birine bile zarar verebilecek farklı arıza türlerine karşı sıklıkla savunmasızdır. Güç sistemleri için sorun yaratabilecek bazı arıza türleri örn. aşırı gerilim, aşırı akım ve düşük gerilim.
openaire   +1 more source