Results 71 to 80 of about 8,621,420 (153)

Active / reactive dispatch in competitive environment

, 2005
Ancillary Services play an important role in power systems since they are crucial to ensure the security and quality of operation. However, this issue is sometimes forgotten and power systems tend to be analysed only from the point of view of electricity
J. T. Saraiva, M. H. R. Gomes
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Discrete Time Control Method for SVM Direct Active Power and Stator Flux Control of PMSG-Based Wind Turbine

Iranian Journal of Electrical and Electronic Engineering, 2021
This paper proposes a new method for direct control of active power and stator flux of permanent magnet synchronous generator (PMSG) used in the wind power generation system.
B. Mamipour Matanag, N. Rostami, S. Tohidi   +2 more
doaj  

Active Distribution Network Optimization Strategies for Multiple Prosumers Considering Voltage Satisfaction Degree

Xiandai dianli
Aiming at diverse control objectives during the coordinated operation of active distribution grids with multiple prosumers, as well as the security and stability challenges during operation, a two-stage day-ahead optimization strategy is proposed for ...
Fulu YAN, Lifeng WEI, Zihui WANG, Jun YANG, Lihong WANG, Zeqi WANG   +5 more
doaj   +1 more source

Distributed consensus-based voltage and frequency control for isolated microgrids with fault-induced delayed voltage recovery mitigation

Frontiers in Energy Research
This paper presents a distributed consensus-based voltage and frequency control (VFC) strategy for isolated microgrids with distributed energy resources (DERs) and induction motor loads.
Baheej Alghamdi, Baheej Alghamdi
doaj   +1 more source

Factor Demand and Market Power [PDF]

This thesis consists of five self-contained papers on factor demand and market power. The main objective of Paper [I] is to analyze potential effects on the Swedish forest sector of a continuing rise in the use of forest resources as a fuel in energy ...
Sjöström, Magnus
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MPC Strategy of Adaptive Inertia for Virtual Synchronous Generator Based on Quasi-Z-Source Inverter

Journal of Control Science and Engineering
To address the issues of lack of rotational inertia and deterioration of frequency dynamic characteristics of the power system caused by the large-scale grid connection of new energy equipment, an adaptive inertia model predictive frequency regulation ...
Zhun Cheng, Yuwei Meng, Bing Luo, Yang Zhang   +3 more
doaj   +1 more source

Analysis and suppression method of synchronous frequency resonance for self-synchronizing voltage source inverter

International Journal of Electrical Power & Energy Systems
Self-synchronizing voltage source inverter (SSVSI) can effectively improve grid frequency stability. However, the synchronous frequency resonance (SFR) inevitably exists in SSVSI.
Youze Fu, Yandong Chen, Zhiwei Xie, Zili Wang, Shixiang Cao, Xuyang Li, Xudong Li, Hua Li   +7 more
doaj   +1 more source

Sub-Clock Power-Gating Technique for Minimising Leakage Power During Active Mode

, 2011
This paper presents a new technique, called sub-clock power gating, for reducing leakage power in digital circuits. The proposed technique works concurrently with voltage and frequency scaling and power reduction is achieved by power gating within the ...
Hill, Stephen, J N Mistry, Mistry, Jatin, D Flynn, S Hill, Flynn, David, Al-Hashimi, Bashir, B M Al-Hashimi   +7 more
core   +1 more source

MACROECONOMIC ADJUSTMENT AND THE BALANCE OF BARGAINING POWER IN RURAL WEST AFRICAN HOUSEHOLDS [PDF]

The example of cotton-producing households in Burkina Faso is used to investigate (1) how price-shifting macroeconomic adjustment policies affect the balance of bargaining power between spouses in West African households and (2) how the balance of power ...
Smith, Lisa C.
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Active Thermal Balance of Power Module

The present disclosure describes a system and method for achieving active thermal balance across multiple power modules connected in parallel. By monitoring the voltage, current, and operating temperature of each module, a control engine identifies ...
, N/A
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