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Linear Power Flow Calculation of Distribution Networks With Distributed Generation [PDF]

open access: yesIEEE Access, 2019
To address the shortcomings of the existing linear power flow calculation methods for distribution networks with low versatility and calculation accuracy, a linear power flow calculation method considering distributed generation (DG) is proposed ...
Kuan Liu   +4 more
doaj   +4 more sources

Islanded Microgrid Restoration Studies with Graph-Based Analysis

open access: yesEnergies, 2022
The need to restore and keep the grid running or fast restoration during emergencies such as extreme weather conditions is quite apparent given the reliance of other infrastructure on electricity.
Ogbonnaya Bassey, Karen L. Butler-Purry
doaj   +1 more source

Three-Phase Unbalanced Linear Power Flow Calculation Based on Voltage Magnitude Logarithmic Transformation

open access: yesZhongguo dianli, 2022
The linear power flow calculation method can provide better robustness and higher efficiency for active distribution network analysis and operation regulation.
Hongwei LI, Li PAN, Lu HAN, Mingrui GE
doaj   +1 more source

Linear AC Three-Phase OPF Model for Active Distribution Networks with Unbalanced ZIP Loads

open access: yesBrazilian Archives of Biology and Technology, 2022
: Although nonlinear Alternating Current (AC) Optimal Power Flow (OPF) may provide more accurate results compared to linearized OPF models, many ACOPF problems are complex and may require high, sometimes infeasible, computational time.
Rafael Silva Pinto   +3 more
doaj   +1 more source

A Three-Phase Linear Power Flow Calculation Method for Distribution Networks Considering PV Nodes

open access: yesZhongguo dianli, 2020
In order to meet the needs of rapid analysis of distribution system, a three-phase linear power flow calculation method is proposed in this paper for distribution networks with PV nodes.
Kuan LIU   +4 more
doaj   +1 more source

Black Start Restoration of Islanded Droop-Controlled Microgrids

open access: yesEnergies, 2020
The electricity grid faces the possibility of outages due to extreme weather events, cyber-attack, and unexpected events. When these unwanted events occur, it is desired that electricity be restored as soon as possible to meet the power demands of ...
Ogbonnaya Bassey, Karen L. Butler-Purry
doaj   +1 more source

Generalized linear‐constrained optimal power flow for distribution networks

open access: yesIET Generation, Transmission & Distribution, 2023
Optimal power flow (OPF) plays an important role in the secure and economical operation of the distribution network. This paper proposes a novel generalized linear‐constrained optimal power flow (GLOPF) model for both radial and mesh distribution ...
Biao Li   +4 more
doaj   +1 more source

Piecewise Linear Power Flow Algorithm of DC Distribution Networks Considering Automatic Adjustment of VSC Control Strategy

open access: yesEnergies, 2023
Voltage source converter (VSC)-based DC distribution networks (DCDNs) can automatically adjust the control strategy of overloaded VSCs to adapt to the variation in renewable energy power, but it brings difficulties to the steady-state performance ...
Ruixiong Yang   +4 more
doaj   +1 more source

Effect of the power type of the general flow function in texture simulation of ECAP [PDF]

open access: yesمواد نوین, 2021
Flow line model as an efficient model in ECAP process analysis is based on functions that evaluate the material plastic flow inside the die. Among the various flow functions, the general flow function has the highest ability in analyzing of ECAP process.
Arman HASANI
doaj   +1 more source

Power flow in the air gap of linear electrical machines by utilization of the Poynting vector: Part 1 ‐ Analytical expressions

open access: yesThe Journal of Engineering, 2022
Analytical solutions and estimations for the power flow in the air gap of linear electrical machines of different geometries are derived from Poynting's theorem.
Anna E. Frost   +3 more
doaj   +1 more source

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