Results 1 to 10 of about 3,613 (51)

Wind power prediction and improvement algorithm based on multi-objective collaborative training

open access: yes电力工程技术, 2023
Under the ′dual carbon′ goal, the transformation of the power system is accelerating, and wind power prediction technology is of great significance to the construction of a new power system with a high proportion of new energy.
SONG Jiakang   +5 more
doaj   +1 more source

Optimal control method of frequency in diesel generator based islanded microgrid

open access: yes电力工程技术, 2023
In order to solve the problems such as significant frequency fluctuation and slow dynamic response under load disturbance in islanded microgrid which has a diesel generator (DG) as the primary source, an auxiliary frequency regulation method is proposed ...
HONG Haohao   +5 more
doaj   +1 more source

Offshore wind farm opportunity maintenance strategy based on failure risk level

open access: yes电力工程技术, 2023
The maintenance cost of offshore wind farms accounts for a high proportion of the total cost of power generation. In order to reduce the operational and maintenance costs of offshore wind farms, based on a reliability threshold, a maintenance strategy is
SONG Mingyang   +5 more
doaj   +1 more source

Stability analysis of grid-connected photovoltaic generation control system under DC voltage timescale

open access: yes电力工程技术, 2023
With the expansion of grid-connected photovoltaic power generation, the problem of small-disturbance stability caused by the dynamic characteristics of its converter control system becomes increasingly prominent.
GONG Ziwei   +3 more
doaj   +1 more source

A minimum reverse inductor current control for single-phase controlled-type soft-switching converters

open access: yes电力工程技术, 2023
The controlled-type soft-switching technology based on critical conduction mode (CRM) is an effective way to achieve zero voltage switching (ZVS) of switches.
WU Chao   +3 more
doaj   +1 more source

Фізичне моделювання нестаціонарних електромагнітних процесів у силовому трасформаторі при різкозмінних навантаженнях

open access: yesElektrotehnìka ta Elektroenergetika, 2021
Мета роботи. Розробити і експериментально підтвердити методику фізичного моделювання нестаціонарних електромагнітних процесів в потужному силовому трансформаторі, що функціонує при різкозмінних навантаженнях, шляхом поєднання критеріїв подоби та ...
Volodymir Zinovkin   +3 more
doaj   +1 more source

Electromagnetic thermal coupling analysis for a novel cooling system of an axial flux hub motor

open access: yesIET Electric Power Applications, 2022
In this paper, a novel cooling system of the yokeless and segmented armature axial flux machine (YASA) applied in‐wheel traction is presented.
Jiujian Chang, Chen Wang
doaj   +1 more source

A simple modelling on transmission torque of eddy‐current axial magnetic couplings considering thermal effect

open access: yesIET Electric Power Applications, 2022
This paper proposes modelling on the transmission torque of an eddy‐current axial magnetic coupling (EAMC) considering the thermal effect. A new and simple equivalent reluctance network is established to obtain the magnetic flux density based on the two ...
Xikang Cheng   +4 more
doaj   +1 more source

Impact of stator slot geometry on the windage loss in a high‐speed linear switched reluctance motor

open access: yesIET Electric Power Applications, 2022
A linear switched reluctance motor (LSRM) is designed for electric propulsion application in a Magnetically Levitated (Maglev) train with the base speed of 7.6 m/s and operating at a maximum of 27.8 m/s.
Arjun Seshadri   +3 more
doaj   +1 more source

Conceptual method for the detailed analytical calculation of capacitance matrix elements in variable capacitance synchronous machines

open access: yesIET Electric Power Applications, 2021
This article describes a detailed analytical method for obtaining the capacitance matrix elements in variable capacitance synchronous machines (VCSMs). The analytical modelling approach is performed by introducing a decentralized sinusoidal distribution ...
Fazel Pourmirzaei Deylami, Ahmad Darabi
doaj   +1 more source

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