Results 11 to 20 of about 8,651,646 (342)
Convergence of the Z-Bus Method for Three-Phase Distribution Load-Flow with ZIP Loads [PDF]
IEEE Transactions on Power Systems, 2016 This paper derives a set of sufficient conditions guaranteeing that the load-flow problem in unbalanced three-phase distribution networks with wye and delta constant-power, constant-current, and constant-impedance loads (ZIP loads) has a unique solution ...
Mohammadhafez Bazrafshan +1 more
semanticscholar +1 more source
The Journal of Engineering, 2019 A sensitivity analysis method for the wind power capacity of integrated energy systems based on unified optimal power flow is proposed, aiming at the large-scale grid-connected wind power problem of integrated energy systems with multiple energy sources ...
Yongqiang Mu +6 more
doaj +1 more source
Probabilistic load flow method considering large-scale wind power integration
Journal 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
semanticscholar +1 more source
The Journal of Engineering, 2019 With the growing trend of plug-in electric vehicles (PEVs), the charging load of PEVs can have a huge impact on current transmission-level system. In the meantime, there also comes a great potential in the optimisation aspect for both power generation ...
Yin Yao +3 more
doaj +1 more source
IEEE Transactions on Power Systems, 2017 This paper considers unbalanced multiphase distribution systems with generic topology and different load models, and extends the $Z$-bus iterative load-flow algorithm based on a fixed-point interpretation of the AC load-flow equations.
A. Bernstein +4 more
semanticscholar +1 more source
Artificial Immunity Based Wound Healing Algorithm for Power Loss Optimization in Smart Grids
Advances in Electrical and Computer Engineering, 2020 In this study, a human immune system based wound healing algorithm is mentioned to optimize power losses in the smart grids. The smart grids are a concept that uses communication and control techniques to increase the efficiency of today's electrical ...
CINAR, M., KAYGUSUZ, A.
doaj +1 more source
Geodesic Vulnerability Approach for Identification of Critical Buses in Power Systems
Journal of Modern Power Systems and Clean Energy, 2021 One of the most critical issues in the evaluation of power systems is the identification of critical buses. For this purpose, this paper proposes a new methodology that evaluates the substitution of the power flow technique by the geodesic vulnerability ...
Jesus Beyza +3 more
doaj +1 more source
Load flow, short circuit and motor starting studies in electrical power substations.
ITEGAM-JETIAPower system studies are essential for the proper planning and design of electrical power substations. This paper presents the load flow, short circuit, and motor starting studies for 33/6.6/0.44 kV electrical power substation.
Mohan Muniappan
doaj +1 more source
The Journal of Engineering, 2019 This study proposes a steady-state model of multi-port electric energy router (EER) and a power flow analysis method for AC/DC hybrid system considering control strategies. Firstly, a circuit topology model of EER is put forward, including AC and DC port
Yu Shen +6 more
doaj +1 more source
Efficient Load Flow Techniques Based on Holomorphic Embedding for Distribution Networks
, 2019 The Holomorphic Embedding Load flow Method (HELM) employs complex analysis to solve the load flow problem. It guarantees finding the correct solution when it exists, and identifying when a solution does not exist.
Andrianesis, Panagiotis +2 more
core +1 more source