Results 41 to 50 of about 7,903,389 (203)

Probabilistic Power Flow Method Considering Continuous and Discrete Variables

open access: yesEnergies, 2017
This paper proposes a probabilistic power flow (PPF) method considering continuous and discrete variables (continuous and discrete power flow, CDPF) for power systems. The proposed method—based on the cumulant method (CM) and multiple deterministic power
Xuexia Zhang, Zhiqi Guo, Weirong Chen
doaj   +1 more source

Probabilistic power flow calculation using principal component analysis-based compressive sensing

open access: yesFrontiers in Energy Research, 2023
The increasing scale of the injection of renewable energy has brought about great uncertainty to the operation of power grid. In this situation, probabilistic power flow (PPF) calculation has been introduced to mitigate the low accuracy of traditional ...
Tonghe Wang   +4 more
doaj   +1 more source

Probabilistic Power Flow Analysis of Bulk Power System for Practical Grid Planning Application

open access: yesIEEE Access, 2019
The sizes of PV power plants have grown in such a way that their effects on the power system can no longer be neglected. In order to address these issues, grid operators are forced to expand grid connection points, and a power flow analysis considering ...
Sungyoon Song   +4 more
doaj   +1 more source

A surrogate-assisted point estimate method for hybrid probabilistic and interval power flow in distribution networks

open access: yesEnergy Reports, 2022
The uncertain power flow analysis is essential to assessing the operating states of distribution networks under various uncertainties. The power flow calculations considering the single uncertainty have been well developed.
Chenxu Wang   +5 more
doaj   +1 more source

NEW APPROACHES FOR VERY SHORT-TERM STEADY-STATE ANALYSIS OF AN ELECTRICAL DISTRIBUTION SYSTEM WITH WIND FARMS [PDF]

open access: yes, 2010
Distribution networks are undergoing radical changes due to the high level of penetration of dispersed generation. Dispersed generation systems require particular attention due to their incorporation of uncertain energy sources, such as wind farms, and ...
Carpinelli, G.   +18 more
core   +1 more source

Capacitor Placement in Distorted Distribution Network Subject to Wind and Load Uncertainty [PDF]

open access: yesJournal of Operation and Automation in Power Engineering, 2016
Utilizing capacitor banks is very conventional in distribution network in order for local compensation of reactive power. This will be more important considering uncertainties including wind generation and loads uncertainty.
A. Najafi   +3 more
doaj  

Probabilistic load flow method considering large-scale wind power integration

open access: yesJournal of Modern Power Systems and Clean Energy, 2019
The increasing penetration of wind power brings great uncertainties into power systems, which poses challenges to system planning and operation. This paper proposes a novel probabilistic load flow (PLF) method based on clustering technique to handle ...
Xiaoyang Deng   +5 more
doaj   +1 more source

Comparison of modern heuristic algorithms for loss reduction in power distribution network equipped with renewable energy resources

open access: yesAin Shams Engineering Journal, 2018
This paper presents a comparison between four modern heuristic algorithms for optimal loss reduction of power distribution network equipped with renewable energy resources.
Amr M. Ibrahim, Rania A. Swief
doaj   +1 more source

Basis-adaptive sparse polynomial chaos expansion for probabilistic power flow [PDF]

open access: yes, 2017
This paper introduces the basis-adaptive sparse polynomial chaos (BASPC) expansion to perform the probabilistic power flow (PPF) analysis in power systems.
Ni, F.   +6 more
core   +2 more sources

Probabilistic Power Flow Analysis for Hybrid HVAC and LCC-VSC HVDC System

open access: yesIEEE Access, 2019
Some innovative works have been done to probabilistic power flow (PPF) analysis for hybrid HVAC and LCC-VSC HVDC system in this paper. Firstly, a unified method considering precise model of converters is proposed to solve a general deterministic power ...
Tong Shu   +7 more
doaj   +1 more source

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