Results 31 to 40 of about 66,912 (247)

Operation of Unified Power Flow Controller as Virtual Synchronous Generator

open access: yesIEEE Access, 2020
The continuous growth of Renewable Energy (RE) in the grid reduces system inertia and damping, impacting the overall stability of power systems. To alleviate this issue, “virtual” inertia can be provided by power electronics converters ...
Shuai Wang   +5 more
doaj   +1 more source

Simulation study of unified power flow controller

open access: yesElectrical Engineering in Japan, 1997
The increasing complexity of ac power networks requires a high-performance power flow control system in order to obtain the desired power flow and enhance static and dynamic stability. One of the most effective power electronic systems to satisfy these requirements is a UPFC (Unified Power Flow Controller) employing self-commutated converters ...
Takuji CHIDA   +5 more
openaire   +2 more sources

POWER FLOW CONTROL USING UNIFIED POWER FLOW CONTROLLER FOR WSCC9 BUS SYSTEM

open access: diamondInternational Journal of Advance Engineering and Research Development, 2015
openaire   +2 more sources

Unified Power Flow Controller for Power Flow Control

open access: yes, 2021
This paper presents the introduction of Unified Power Flow Controller (UPFC) for solving power flow control problem in power system. The Unified Power Flow Controller is a distinctive FACTS (Flexible AC Transmission Systems) device that is the utmost sophisticated and complex power electronic equipment and has developed for the control and optimization
openaire   +1 more source

Direct power control of matrix converter based unified power flow controllers [PDF]

open access: yes2009 35th Annual Conference of IEEE Industrial Electronics, 2009
This paper presents the Direct Power Control of Three-Phase Matrix Converters (DPC-MC) operating as Unified Power Flow Controllers (UPFC). Since matrix converters allow direct AC/AC power conversion without intermediate energy storage link, the resulting UPFC has reduced volume and cost, together with higher reliability.
Monteiro, Joaquim   +3 more
openaire   +2 more sources

Generic closed loop controller for power regulation in dual active bridge DC-DC converter with current stress minimization [PDF]

open access: yes, 2018
This paper presents a comprehensive and generalized analysis of the bidirectional dual active bridge (DAB) DC/DC converter using triple phase shift (TPS) control to enable closed loop power regulation while minimizing current stress.
Abdelsalam, Ibrahim   +3 more
core   +3 more sources

Improved feed forward power coordinate control strategy for unified power flow controller

open access: yesDianzi Jishu Yingyong, 2019
Unified power flow controller(UPFC) is the most advance flexible ac transmission system(FACTS). Active/reactive power balance for UPFC is analyzed in this paper when it is working in power flow control mode, and an improved real time power coordinate ...
Xu Yunfei   +4 more
doaj   +1 more source

Analysis of Unified Power Flow Controller Steady-State Power Flow Regulation Capability and Its Key Factors

open access: yesEnergies, 2020
As the latest generation of flexible AC transmission system (FACTS) devices, the unified power flow controller (UPFC) has comprehensive control capability and has played an important role in modern power systems.
Jian Yang, Zheng Xu, Zheren Zhang
doaj   +1 more source

Effective Modeling of OUPFC Into Newton-Raphson Power Flow Considering Multi-Control Modes and Operating Constraints

open access: yesIEEE Access, 2021
The Optimal Unified Power Flow Controller (OUPFC) is an efficient series-shunt controller that is incorporated to system to control the power flow through the transmission lines.
Mohamed Ebeed Hussein   +3 more
doaj   +1 more source

Robust Decentralized Control of Unified Power Flow Controller [PDF]

open access: yesAmerican Journal of Applied Sciences, 2009
A new approach based on structured singular value is proposed for the robust decentralized Unified Power Flow Controller (UPFC) design. To achieve decentralization, using the schauder fixed point theorem the synthesis and analysis of Multi-Input Multi-output (MIMO) control system is translated into set of equivalent Multi-Input Single-Output (MISO ...
Hossein Shayeghi, Ali Abdolalipo
openaire   +2 more sources

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