Results 31 to 40 of about 579 (264)

Limitation of Fault Currents by Positioning of Superconducting Fault Current Limiter in AC and DC Microgrid

open access: yesInternational Journal of Advanced Research in Electrical, Electronics and Instrumentation Engineering, 2015
Different types of distributed generation (DG) sources could be connected to the main power grid in order to improve the reliability of the power system, in a smart grid. The association of ac and dc distribution grid are assigned for the efficient connection of renewable power resources.
K. Sreedhar Kumar, J N Chandra Sekhar
openaire   +1 more source

A solid state current limiter applied to coal mine power system

open access: yesGong-kuang zidonghua, 2013
In view of problems of high power consumption, voltage drop and big interference caused by downhole cable of surface substation using current-limiting reactance to limit short-circuit capacity, a solid state current limiter applied to coal mine power ...
WANG Yan-wen, LI Hai-hong
doaj   +1 more source

Enhancing the fault ride through capability of DFIG-based wind energy system using saturated core fault current limiter

open access: yesThe Journal of Engineering, 2019
Doubly fed induction generator (DFIG) is the most popular machine for the wind power application that consists of the ability for variable speed operation and reactive power control with the help of power electronics converters.
Prashant Mani Tripathi   +2 more
doaj   +1 more source

Simulation Test of a DC Fault Current Limiter for Fault Ride-Through Problem of Low-Voltage DC Distribution

open access: yesEnergies, 2020
The low voltage direct current (LVDC) distribution networks are connected with too many kinds of loads and sources, which makes them prone to failure.
Bing Han, Yonggang Li
doaj   +1 more source

Optimal Shunt-Resonance Fault Current Limiter for Transient Stability Enhancement of a Grid-Connected Hybrid PV/Wind Power System

open access: yesIEEE Access, 2021
This paper proposes an optimal design of Shunt-Resonance Fault Current Limiter (SRFCL) to enhance the Fault Ride-Through (FRT) capability and improve the transient stability of a grid-connected hybrid PV/wind power system.
Ahmed M. A. Ibrahim   +5 more
doaj   +1 more source

A study on the impact characteristics of resistive-type DC fault current limiter

open access: yesZhejiang dianli
DC fault current limiters can rapidly restrict the rise of fault currents, but attention needs to be paid to their dynamic current-limiting characteristics during fault impact.
ZHAO Zihui   +6 more
doaj   +1 more source

An adaptive‐impedance fault current limiter for accelerating fault current suppression in MMC‐HVDC systems

open access: yesIET Generation, Transmission & Distribution, 2022
DC fault clearance is one of the critical issues for the modular‐multilevel‐converter‐based high voltage direct current (MMC‐HVDC) systems. Employing a hybrid DC circuit breaker (H‐DCCB) to isolate the faulty line is a typical method to achieve fast ...
Pan Duan   +3 more
doaj   +1 more source

DC Fault Current Analyzing, Limiting, and Clearing in DC Microgrid Clusters

open access: yesEnergies, 2021
A new DC fault current limiter (FCL)-based circuit breaker (CB) for DC microgrid (MG) clusters is proposed in this paper. The analytical expressions of the DC fault current of a bidirectional interlink DC/DC converter in the interconnection line of two ...
Navid Bayati   +5 more
doaj   +1 more source

Phase Angle as an Early Functional Biomarker of Cancer‐Related Fatigue in Pediatric Oncology: A Prospective Longitudinal Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric cancer remains a leading cause of morbidity and mortality worldwide, particularly in low‐and middle‐income countries. Cancer treatment may impair nutritional status, alter body composition, and exacerbate cancer‐related fatigue (CRF).
Luís Carlos Lopes‐Junior   +11 more
wiley   +1 more source

Parallel-Resonance-Type Fault Current Limiter [PDF]

open access: yesIEEE Transactions on Industrial Electronics, 2013
This paper proposes a new parallel-LC-resonance-type fault current limiter (FCL) that uses a resistor in series with a capacitor. The proposed FCL is capable of limiting the fault current magnitude near to the prefault magnitude of distribution feeder current by placing the mentioned resistor in the structure of the FCL. In this way, the voltage of the
Seyed Behzad Naderi   +2 more
openaire   +1 more source

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