Results 21 to 30 of about 22,675,219 (258)

Coordinated planning in improving power quality considering the use of nonlinear load in radial distribution system [PDF]

open access: yes, 2021
Power quality has an important role in the distribution of electrical energy. The use of non-linear load can generate harmonic spread which can reduce the power quality in the radial distribution system.
Fitriati, Andi   +7 more
core   +2 more sources

Relay Protection Simulation and Testing of Online Setting Value Modification Based on RTDS

open access: yesIEEE Access, 2020
Analyzing the feasibility of modifying setting values on the condition of the running line without exiting the protection function is of great importance for 110 kV substations.
Zaixin Yang   +4 more
doaj   +1 more source

Modified Approach of Manufacturer’s Power Curve Based on Improved Bins and K-Means++ Clustering

open access: yesSensors, 2022
The ideal wind turbine power curve provided by the manufacturer cannot monitor the practical performance of wind turbines accurately in the engineering stage; in this paper, a modified approach of the wind turbine power curve is proposed based on ...
Yuan Fang   +3 more
doaj   +1 more source

An Electromechanical-electromagnetic Transient Stability Simulation System for AC/DC Hybrid Power System

open access: yes, 2021
: In order to improve the hybrid simulation speed of AC/DC power grid, it is necessary to improve the simulation method of sub grid parallel. An electromechanical transient stability simulation system is presented for AC/DC hybrid power grid. The AC/DC
Wang, Yilong   +5 more
core   +1 more source

Architecture of a network-in-the-Loop environment for characterizing AC power system behavior [PDF]

open access: yes, 2010
This paper describes the method by which a large hardware-in-the-loop environment has been realized for three-phase ac power systems. The environment allows an entire laboratory power-network topology (generators, loads, controls, protection devices, and
Mackay, Andrew   +3 more
core   +4 more sources

Active damping method based self-adjust notch filter for current source converter

open access: yesThe Journal of Engineering, 2019
Inductor–capacitor (LC) filter in current source converter (CSC) exits resonance peak, which result in reducing control stability and amplifying harmonic component near resonance frequency.
Cheng Zhong, Qiang Chen, Zhou Jing
doaj   +1 more source

Investigating the Predictability of Photovoltaic Power Using Approximate Entropy

open access: yesFrontiers in Energy Research, 2021
The predictability concept of Photovoltaic (PV) power on the time series was presented and the approximate entropy algorithm and predictable coefficient were used to quantificationally analyze the predictability of PV power on time series, then the ...
Mao Yang   +5 more
doaj   +1 more source

Impact of wind power on the unit commitment, operating reserves and market design [PDF]

open access: yes, 2011
Paper presented at the 2011 IEEE Power and Energy Society General Meeting, San Diego, CA, 24-29 July 2011This article highlights and demonstrates the new requirements variable and partly unpredictable wind power will bring to unit commitment and power ...
Milligan, M.   +26 more
core   +1 more source

Equivalent Modeling of Dfig-Based Wind Farms for Sub-Synchronous Resonance Analysis

open access: yesEnergies, 2020
The order of the detailed model of doubly-fed induction generator (DFIG) wind farms are too high and the simulation is difficult. Most of the existing research has used a single-machine equivalent model and clustering aggregation model for equivalence ...
Gangui Yan, Dan Wang, Qi Jia, Wenbo Hu
doaj   +1 more source

Day-ahead and intra-day two-stage low-carbon economic scheduling method considering multi-form energy-intensive load

open access: yesFrontiers in Energy Research, 2023
To solve the problem of the large gap in the regulation resources of the power system due to the large number of wind power connected to the grid and to help achieve the strategic energy goal of “carbon neutrality and carbon peaking,” the demand-side ...
Zhijun Yuan   +9 more
doaj   +1 more source

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