Results 121 to 130 of about 44,894 (246)

Ground fault insulation monitoring method for smart substation based on Mahalanobis distance and automatic code generation

open access: yesEnergy Informatics
The existence of a ring network significantly increases the proportion of harmonic components in the DC system branch current, correspondingly diminishing the low-frequency components, resulting in a decrease in signal-to-noise ratio and negatively ...
Xiang Li   +4 more
doaj   +1 more source

Selective complex single-phase earth fault protection for distribution medium-voltage networks [PDF]

open access: yes, 2015
This article deals with selective protection against single-phase earth faults at 6 – 10 kV electrical networks. Different kinds of earth faults, factors influencing the implementation of protection, various principles of protection implementation ...
Dobryagina, O. A.   +3 more
core  

Performance criteria guideline for three explosion protection methods of electrical equipment rated up to 15,000 volts AC [PDF]

open access: yes
The Bureau of Mines, U.S. Department of the Interior, is reviewing explosion protection methods for use in gassy coal mines. This performance criteria guideline is an evaluation of three explosion protection methods of machines electrically powered with ...
Dunn, J. H., Linley, L. J., Luper, A. B.
core   +1 more source

Design and Calculation of an Earth Electrode [PDF]

open access: yes, 2000
People using electrical installations have to be protected against electrical shock. For purposes of protection a distinction is made between direct and indirect contact. Direct contact is contact with a live conductor.
Gómez, J
core  

Improvement of the third harmonic based stator ground fault protection for high resistance grounded synchronous generators

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2010
En éste artículo se presenta una comparación y una propuesta de mejoramiento de tres diferentes métodos de protección del 100% del estator en el caso de fallas a tierra, aplicados a generadores síncronos aterrizados mediante una alta resistencia.
Ruíz-Mondragón, Byron   +2 more
openaire   +3 more sources

Requirements for a transformerless power conditioning system [PDF]

open access: yes
Requirements for development of a Transformerless Power Conditioning Subsystem (TPCS) that will meet utility, manufacturer, and customer needs are detailed.
Kalbach, J.   +3 more
core   +1 more source

Gateway Electromagnetic Environmental Effects (E3) Requirements [PDF]

open access: yes
Electromagnetic Compatibility (EMC) is essential to the success of any vehicle design that incorporates a complex assortment of electronic, electrical, and electromechanical systems and sub-systems that is expected to meet operational and performance ...
Stecklein, Jonette M.
core   +1 more source

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