Results 21 to 30 of about 1,765,034 (304)

A machine learning approach for active/reactive power control of grid-connected doubly-fed induction generators

open access: yesAin Shams Engineering Journal, 2021
This paper suggests a new fuzzy method for active power (AP) and reactive power (RP) control of a power grid that includes wind turbines and Doubly Fed Induction Generators (DFIGs).
J. Tavoosi   +6 more
semanticscholar   +1 more source

A Virtual-Impedance Droop Control for Accurate Active Power Control and Reactive Power Sharing Using Capacitive-Coupling Inverters

open access: yesIEEE transactions on industry applications, 2020
Capacitive-coupling inverters (CCIs) have low operation voltage and enhanced reactive power control capability. It is a promising alternative to provide reactive power and voltage regulation in microgrids (MGs).
Wenyang Deng   +3 more
semanticscholar   +1 more source

Assessment of Daily Cost of Reactive Power Procurement by Smart Inverters

open access: yesEnergies, 2021
The reactive power control mechanisms at the smart inverters will affect the voltage profile, active power losses and the cost of reactive power procurement in a different way. Therefore, this paper presents an assessment of the cost–benefit relationship
Martha N. Acosta   +4 more
doaj   +1 more source

Comparison of Reactive Power Control Techniques for Solar PV Inverters to Mitigate Voltage Rise in Low-Voltage Grids

open access: yesElectronics, 2021
The greater integration of solar photovoltaic (PV) systems into low-voltage (LV) distribution networks has posed new challenges for the operation of power systems.
D. Almeida, J. Pasupuleti, J. Ekanayake
semanticscholar   +1 more source

Joint excitation and reactive power control in thermal power plant [PDF]

open access: yesZbornik Radova: Elektrotehnički Institut "Nikola Tesla", 2013
The coordinated voltage and reactive power controller, designed for the thermal power plant, is presented in the paper. A brief explanation of the need for such device is given and justification for commissioning of such equipment is outlined.
Dragosavac Jasna   +5 more
doaj   +1 more source

A Fuzzy Controlled LCC HVDC System with AC Voltage and Reactive Power Control [PDF]

open access: yesE3S Web of Conferences, 2021
The main work focus is on the LCC HVDC reactive power control system with fluid regulated AC voltage. The reactive power and the voltage control capacity of LCC HVDC were examined and demonstrated with controlled condensers.
Anusha More   +2 more
doaj   +1 more source

Enhanced Direct Reactive Power Control-Based Multi-Level Inverter for DFIG Wind System under Variable Speeds

open access: yesSustainability, 2021
A novel direct reactive power control strategy based on the three-level inverter topology (DRPC-3N) is proposed for a doubly fed induction generator (DFIG)-based wind power plant system.
S. Tamalouzt   +7 more
semanticscholar   +1 more source

Optimized Reactive Power Control of Module Power Imbalance of Cascaded Converter

open access: yesIEEE Open Journal of Power Electronics, 2022
In the medium voltage cascaded converter, the power imbalance problem among the converter modules will result in certain converter modules over-modulated. Reactive power control (RPC) scheme is an effective way to balance the cascaded converters.
Min Chen   +5 more
doaj   +1 more source

Secure Power Distribution Against Reactive Power Control Malfunction in DER Units

open access: yesIEEE Transactions on Power Delivery, 2021
Penetration of distributed energy resources (DERs) such as wind, solar and battery units are rapidly increasing in distribution power system (DPS). In view of power grid reliability and efficiency, cyber and physical secure of these units are highly ...
Anto Joseph, K. Smedley, S. Mehraeen
semanticscholar   +1 more source

Coordinated Optimal Control of Multiple Reactive Power Devices at Different Voltage Levels in UHVDC Near Zone [PDF]

open access: yesE3S Web of Conferences, 2020
Affected by different steady-state reactive power output ratios among generators, capacitors and other reactive devices in the end-to-end power grid, voltage collapse may occur due to the failure of the receiving-end AC system, and the problem of voltage
Yue Zongzu, Shen Xuhui, Yan Feng
doaj   +1 more source

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