Results 1 to 10 of about 184,262 (267)

Solid-state transformer modelling in power flow calculation

open access: yesEnergy Reports, 2023
This article proposes a novel Solid-State Transformer (SST) power flow (PF) model which is implemented with Modified Augmented Nodal Analysis (MANA) formulation using Newton-Raphson (NR) algorithm.
Zahid Javid   +3 more
doaj   +4 more sources

Overview of research on power flow calculation with droop control [PDF]

open access: yes电力工程技术, 2022
The access to droop-controlled components makes the operation of the power system more complicated,and also brings new challenges to the power system analysis.
YI Wenfei, BU Qiangsheng
doaj   +1 more source

On-line Update Method for the Sensitivity Consistency Model of Interconnected Power Grid Based on Electric Power Big Data [PDF]

open access: yesE3S Web of Conferences, 2021
Real-time fast calculation of the power flow of the interconnected power grid is an important guarantee for the reliable operation of the interconnected power grid.
Lian Shuai   +3 more
doaj   +1 more source

Power Flow Calculation and Conductor Temperature Change Process Analysis of Single-Line Direct Supply Traction Network

open access: yesIEEE Access, 2021
The accuracy of the power flow calculation results of a traction network is closely related to the impedance parameters of the transmission wires of the network, and such parameters change dynamically under the influence of current and geographical and ...
Lijun Sun   +5 more
doaj   +1 more source

Fast Calculation Method for Continuous Power Flow of Microgrid Based on Levenberg-Marquardt Algorithm

open access: yesIEEE Access, 2023
There are possible non-convergence problems at load power critical value while using conventional continuous power flow methods. Generally, the step control method is used in the calculation to perform the calculation in small steps at the convergence to
Yi Zhou, Junhong Zhang, Wei Gao
doaj   +1 more source

Distribution network power flow calculation based on the BPNN optimized by GA‐ADAM

open access: yesThe Journal of Engineering, 2023
Power system operation and control are based on power flow calculations. In order to solve the uncertainty of the increasing penetration of renewable energy, the voltage fluctuation at the load point increases in the distribution network, and the ...
Huijia Liu   +4 more
doaj   +1 more source

Distributed algorithm for the power flow calculation of gas network in integrated energy system considering different operation states of compressors

open access: yes电力工程技术, 2023
The change in the operating state of the compressor will cause the variety of working conditions in gas network, affecting the steady-state power flow of electric-gas-heat integrated energy system.
CHEN Maoyun   +3 more
doaj   +1 more source

Analysis of power flow transfer characteristics and stability improvement method of DC grid considering converter’s safety boundary

open access: yesEnergy Reports, 2023
In order to analyze the impact of power flow transfer of the DC grid on safe operation, this paper studies the calculation methods of power flow transfer of the DC grid under master–slave control and droop control, including the calculation of power flow
Qin Jiang   +6 more
doaj   +1 more source

Power Flow Calculation Methods for Power Systems with Novel Structure UPFC

open access: yesApplied Sciences, 2020
Latest unified power flow controller (UPFC) projects adopt novel device structures to meet the requirements of practical applications. Developing power flow calculation methods for these new UPFC structures is of great significance for the design and ...
Jian Yang, Zheng Xu
doaj   +1 more source

Time-synchronized carbon flow metering scheme for electric power transmission, transformation, and distribution networks

open access: yesFrontiers in Energy Research, 2023
Faced with the pressure of energy conservation and emission reduction, the power industry is urgently requires low-carbon transformation. The carbon flow calculation theory redistributes the actual carbon generated by the power plant to the branch and ...
Feng Zhou   +4 more
doaj   +1 more source

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