Results 81 to 90 of about 29,117 (206)

Study on characteristics of frequency regulation of DFIG based on D-value of rotor speed compensation loop in power grid

open access: yesDiance yu yibiao
According to the characteristics of double fed induction generator (DFIG), starting from the rotor kinetic energy, the relationship between the rotating kinetic energy and load shedding power of the wind turbine is coordinated by controlling the load ...
SUN Haoning, WANG Delin, LI Jinghua
doaj   +1 more source

Grid-Forming Control for DFIG Based Wind Farms to Enhance the Stability of LCC-HVDC

open access: yesIEEE Access, 2020
This article presents the grid-forming control (GFC) for doubly-fed induction generator (DFIG)-based wind farm to enhance the stability of line-commutated converter (LCC) based high voltage direct current (HVDC) transmission system.
Yingzong Jiao, Heng Nian
doaj   +1 more source

Design Considerations for a Highly Segmented Mirror [PDF]

open access: yes, 2003
Design issues for a 30-m highly segmented mirror are explored, with emphasis on parametric models of simple, inexpensive segments. A mirror with many small segments offers cost savings through quantity production and permits high-order active and ...
Padin, Stephen
core   +1 more source

Performance Improvement of PMSG‐Based Wind Energy Systems via Sensorless FS‐Predictive Current Control With MRAS and MPPT‐OTC Integration

open access: yesIET Electric Power Applications, Volume 20, Issue 1, January/December 2026.
This paper proposes a hybrid sensorless control strategy for a permanent magnet synchronous generator (PMSG)‐based wind energy conversion system (WECS). The approach integrates finite‐set predictive current control (FS‐PCC), a model reference adaptive system (MRAS) estimator and an optimal torque control maximum power point tracking (MPPT‐OTC) method ...
Hicham Sayhi   +7 more
wiley   +1 more source

Fractional order control of Wind Energy Conversion System based on DFIG

open access: yesENP Engineering Science Journal
The paper deals with the elaboration of a robust and efficient decoupled active and reactive powers control algorithm of double-fed induction generator (DFIG) using fractional order control based on proportional and integral controllers.
Samir Metatla, Ali Nesba, Youcef Soufi
doaj   +1 more source

Modeling and Control of a Marine Current Turbine Driven Doubly-Fed Induction Generator [PDF]

open access: yes, 2014
This paper deals with the modeling and the control of a variable speed DFIG-based marine current turbine with and without tidal current speed sensor.
BENBOUZID, Mohamed   +2 more
core   +2 more sources

Time‐Varying Inertia Estimation for Grid‐Connected DFIG‐Based Wind Farms Using Sensitivity‐Guided Clustering and Aggregation

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
This paper proposes a time‐varying inertia estimation framework based on sensitivity‐guided clustering and aggregation. It can achieve high‐accuracy inertia estimation with limited measurements, reducing the relative error by nearly 10% compared with existing methods, and exhibit strong robustness to noise and disturbances.
Yulong Li   +6 more
wiley   +1 more source

Active Low‐Voltage Ride‐Through Control Strategy for Wind Turbines to Improve Transient Stability in Power Systems

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
Based on the characteristic of wind turbine LVRT influencing system power balance, this study proposes a method utilising active LVRT control to achieve transient stability. A transient stability control strategy is developed by integrating active LVRT with deep reinforcement learning while introducing a disturbance‐level‐based coordinated control ...
Guangyao Yu   +6 more
wiley   +1 more source

Cost-effectiveness of a potential Zika vaccine candidate: a case study for Colombia [PDF]

open access: yes, 2018
Background: A number of Zika vaccine platforms are currently being investigated, some of which have entered clinical trials. We sought to evaluate the cost-effectiveness of a potential Zika vaccine candidate under the WHO Vaccine Target Product Profile ...
Moghadas, Seyed   +2 more
core   +2 more sources

Improved Phase Comparison Phase‐to‐Phase Distance Protection for Transmission Lines Connected to Energy Storage Power Stations Based on Polarisation Voltage Phase Reconstruction

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
This paper studies the fault characteristics of the energy storage power station's transmission lines and its influence on the traditional phase comparison distance protection, under different charging and discharging operating conditions. An improved phase comparison distance protection based on polarisation voltage phase reconstruction is proposed ...
Haoyu Zhu   +4 more
wiley   +1 more source

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