Results 31 to 40 of about 13,146,348 (192)

Power quality comprehensive evaluation based on combination weighting method

open access: yes, 2012
Power quality problems have drawn extensive attention in recent years, from both power companies and customers. Reliable and comprehensive evaluation of power quality, as one of current research focuses, possesses great significance in assessing power ...
Zhai, Xingli   +7 more
core   +1 more source

A fully digital power supply noise thermometer [PDF]

open access: yes, 2009
Power Supply Noise (PSN) is one of the main concerns in scaled technology circuits, both if performance reliability must be assured and if power supply is to be dynamically reduced for dissipation regulation.
Marco D. Vittori   +4 more
core   +1 more source

Cooperative Control Strategy for Power Quality Based on Heterogeneous Inverter Parallel System

open access: yesEnergies
Multi-functional grid-connected inverters (MFGCIs) have attracted much attention for their auxiliary services to improve power quality in microgrids and new energy generation systems.
Qing Wang   +4 more
doaj   +1 more source

Application of Auxiliary Transformer Series Compensation Technology in Voltage Compensation of Power Voltage Transformer

open access: yesZhongguo dianli, 2020
In view of the fact that the supply voltage of power voltage transformer varies with load, this paper introduces a method of supply voltage compensation based on series compensation technology of auxiliary transformer.
Xuan LI   +5 more
doaj   +1 more source

Voltage Quality Factor for Networks Supplying Unbalanced Nonlinear Loads

open access: yes, 2005
While the common term for describing the harmonic content and the unbalanced loading of the three-phase supply is power quality, it is actually the quality of the voltage that is being addressed in most cases. The power supply system can only control
Montaño, Juan C.   +5 more
core   +1 more source

Dynamic network partition and voltage regulation method by PVs considering reactive power compensation benefits

open access: yesInternational Journal of Electrical Power & Energy Systems
The technology of using photovoltaic (PV) inverters to generate reactive power for regulating voltage in distribution networks is becoming a research hotspot.
Huaxi Yu   +6 more
doaj   +1 more source

Assessment of an impact of power supply participants on power quality [PDF]

open access: yes2018 18th International Conference on Harmonics and Quality of Power (ICHQP), 2018
Currently, due to the global shortage of energy carriers the goal of more efficient use of the existing power sources and transmission lines is getting increasingly more important. At the same time, however, there is a known contradiction. In order to enhance the efficiency, we use advanced industrial electronics, rectifiers, frequency transducers ...
Konstantin Suslov   +2 more
openaire   +1 more source

Harmonic Control for Variable-Frequency Aviation Power System Based on Three-Level NPC Converter

open access: yesIEEE Access, 2020
At present, three-phase 115V/360-800Hz variable frequency AC power system is mostly used in the main power system of More-Electric Aircraft. With the increase of EMA (Electro-Mechanical Actuator), EHA (Electro-Hydrostatic Actuator), DC/DC power supply ...
Zhenyang Hao, Xinying Wang, Xin Cao
doaj   +1 more source

Operation mode selection algorithm development of a wind-diesel power plant supply complex

open access: yesЗаписки Горного института, 2022
The power supply system is affected by external disturbances, so it should be stable and operate normally in compliance with power quality standards.
Yaroslav E. Shklyarskiy   +1 more
doaj   +1 more source

MVDC Supply Technologies for Marine Electrical Distribution Systems [PDF]

open access: yes, 2018
The increase in the popularity of the medium voltage dc (MVDC) electrical distribution, as a possible evolution of the medium voltage ac (MVAC) electrical distribution for the ship on-board power systems, arises a need for a comparative evaluation and ...
Freijedo Fernández, Francisco Daniel   +5 more
core   +2 more sources

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