Results 91 to 100 of about 5,225 (215)

Selecting the power electronic interface for a supercapattery based energy storage system [PDF]

open access: yes, 2009
This paper presents the initial investigations in selecting the topology of the power electronic interface for an energy storage system for power levelling applications based on a novel storage device, the supercapattery.
Asher, Greg   +2 more
core   +1 more source

Single-ended Protection Principle of LCC- VSC Three-terminal DC System Based on Gini Impurity

open access: yesCSEE Journal of Power and Energy Systems
Due to the advantages of LCC-VSC (line-commutated converter-voltage source converter) three-terminal DC technology in terms of new energy consumption, long-distance transmission, reliability and economy, China has successively constructed a number of ...
Dahai Zhang   +3 more
doaj   +1 more source

Electronically commutated dc motors for electric vehicles [PDF]

open access: yes
A motor development program to explore the feasibility of electronically commutated dc motors (also known as brushless) for electric cars is described. Two different design concepts and a number of design variations based on these concepts are discussed.
Maslowski, E. A.
core   +1 more source

A review of power converter topologies with medium/high frequency transformers for grid interconnection systems [PDF]

open access: yes, 2016
In recent years, power electronics has evolved dra¬matically due to their importance in power extracted manage¬ment from renewable sources. In this paper an overview of grid interconnection systems with galvanic isolation is presented.
Costabeber, Alessando   +4 more
core   +1 more source

Application of Grey Wolf Optimizer Algorithm for Optimal Power Flow of Two-Terminal HVDC Transmission System [PDF]

open access: yes, 2017
This paper applies a relatively new optimization method, the Grey Wolf Optimizer (GWO) algorithm for Optimal Power Flow (OPF) of twoterminal High Voltage Direct Current (HVDC) electrical power system.
Hassan, Heba Ahmed
core   +1 more source

Energy Conversion Alternatives Study (ECAS), Westinghouse phase 1. Volume 12: Fuel cells [PDF]

open access: yes
A parametric assessment of four fuel cell power systems -- based on phosphoric acid, potassium hydroxide, molten carbonate, and stabilized zirconia -- has shown that the most important parameters for electricity-cost reduction and/or efficiency ...
Isenberg, A. O.   +2 more
core   +1 more source

Coconut dehusker machine [PDF]

open access: yes, 2017
Generally, coconut is dehusked manually using either a machete or a spike. These methods required skill labor and tiring to use. Attempts made so far in development of dehusking tools have been only partially successful and not effective in replacing ...
Che Mat, Faez   +5 more
core  

Transient Voltage Support Strategy of Grid-Forming Medium Voltage Photovoltaic Converter in the LCC-HVDC System

open access: yesCSEE Journal of Power and Energy Systems
The participation of photovoltaic (PV) plants in supporting the transient voltage caused by commutation failure in the line-commutated-converter-based high voltage direct current (LCC-HVDC) system is of great significance, as it can enhance the DC ...
Hong Lu   +6 more
doaj   +1 more source

Analysis of electric propulsion electrical power conditioning component technology. Volume 1 - Data bank Final report [PDF]

open access: yes
Analysis of electric propulsion electric power conditioning component technology - data ...
Jalichandra, P., Klynn, L., Shattuck, R.
core   +1 more source

Optimization study of high power static inverters and converters Final report [PDF]

open access: yes
Optimization study and basic performance characteristics for conceptual designs for high power static ...
Klimo, R. G.   +4 more
core   +1 more source

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