Results 81 to 90 of about 2,042 (218)

Load Frequency Control of a Novel Renewable Energy Integrated Micro-Grid Containing Pumped Hydropower Energy Storage

IEEE Access, 2018
In this paper, a novel energy storage method based on pumped hydropower energy storage (PHES) for a renewable energy integrated micro-grid (REMG) is proposed, and the load frequency control (LFC) for the system is studied. In a typical REMG, micro pumped
Yanhe Xu, Chaoshun Li, Zanbin Wang, Nan Zhang, Bing Peng   +4 more
doaj   +1 more source

Mechanoregulatory Effects of Cell‐Scale Microwells on Epithelial Cell Phenotype

Advanced Functional Materials, Volume 36, Issue 38, 11 May 2026.
In small polycaprolactone microwells, A549 epithelial cells span well edges, in contrast to cells growing on flat substrates. Focal adhesion sites (yellow) concentrate at topographic boundaries, while cytoskeletal tension (magenta stress fibers) is transmitted to the nucleus (blue), reducing nuclear sphericity.
Ruiwen He, Wang Sik Lee, Phattadon Yajan, Aaron Lee, Mauro Sousa de Almeida, Sandeep Keshavan, Jozef Adamcik, Céline Loussert‐Fonta, Dimitri Vanhecke, Barbara Rothen‐Rutishauser, Alke Petri‐Fink   +10 more
wiley   +1 more source

Highly‐Conductive and Micro‐Structured Transparent Glass Substrates for Efficient and Scalable Photoelectrochemical Applications

Advanced Science, Volume 13, Issue 28, 18 May 2026.
This work paves the way for practical photoelectrochemical water splitting devices by addressing key upscaling challenges related to substrate conductivity, absorber inhomogeneity, and mass transfer limitations. Integrated improvements in substrate engineering, material processing, device architecture, and operational conditions allow the development ...
Telmo da Silva Lopes, Jeffrey Capitão, Amin Khan, Leonardo Rodrigues, Dzmitry Ivanou, Tânia Lopes, Paula Dias, Adélio Mendes   +7 more
wiley   +1 more source

On market-based robust load-frequency control

, 2005
In a deregulated environment, Load-frequency control (LFC), as an ancillary service essential for maintaining the system reliability, acquires a fundamental role to enable power exchanges and to provide better conditions for the electricity trading ...
Bevrani, Hassan, Hiyama, Takashi
core  

Learning-driven load frequency control for islanded microgrid using graph networks-based deep reinforcement learning

Frontiers in Energy Research
As the complexity of microgrid systems, the randomness of load disturbances, and the data dimensionality increase, traditional load frequency control methods for microgrids are no longer capable of handling such highly complex and nonlinear control ...
Wangyong Guo, Hongwei Du, Tao Han, Shuang Li, Chao Lu, Xiaoming Huang   +5 more
doaj   +1 more source

Optimal selection of LQR parameter using AIS for LFC in a multi-area power system

Journal of Mechatronics, Electrical Power, and Vehicular Technology, 2016
This paper proposes a method to optimize the parameter of the linear quadratic regulator (LQR) using artificial immune system (AIS) via clonal selection. The parameters of LQR utilized in this paper are the weighting matrices Q and R.
Muhammad Abdillah, Herlambang Setiadi, Adelhard Beni Reihara, Karar Mahmoud, Imam Wahyudi Farid, Adi Soeprijanto   +5 more
doaj   +1 more source

DESIGN LOAD FREQUENCY CONTROL (LFC) UNTUK SISTEM DUA AREA MENGGUNAKAN FUZZY LOGIC CONTROLLER (FLC)

ILTEK : Jurnal Teknologi, 2017
Dalam sistem kelistrikan terdapat banyak beban yang semakin mengkat, hal tersebut dapat menggangu kestabilan dan frekunsi pada sistem. sisuasi ini akan membawa dampak yang negative terbadap opersi sistem tenaga listrik terutama pada fluktuasi frekuensi yang diizinkan.
openaire   +1 more source

Design Of Optimal Linear Quadratic Gaussian (Lqg) Controller For Load Frequency Control (Lfc) Using Genetic Algorithm (G.A) In Power System

, 2018
Nowadays power demand is increasing continuously and the biggest challenge for the power system is to provide good quality of power to the consumer under changing load conditions. When real power changes, system frequency gets affected while reactive power is dependent on variation in voltage value.
Muddasar Ali, Zahra, Syeda Tahreem, Jalal, Khadija, Saddiqa, Ayesha, Hayat, Muhammad Faisal   +4 more
openaire   +2 more sources

Decentralized robust load-frequency control: A PI-based approach

, 2004
This paper addresses a robust control method to decentralized PI-based load-frequency control (LFC) synthesis in a multi-area power system. The LFC problem is reduced to a static output feedback H∞ control problem and then it is solved using a developed ...
Mitani, Yasunori, Bevrani, Hassan, Tsuji, Kiichiro   +2 more
core  

HYBRID GREY WOLF OPTIMIZATION-PATTERN SEARCH (hGWO-PS) OPTIMIZED 2DOF-PID CONTROLLERS FOR LOAD FREQUENCY CONTROL (LFC) IN INTERCONNECTED THERMAL POWER PLANTS

ICTACT Journal on Soft Computing, 2016
The combination of Grey Wolf Optimization and Pattern Search Technique (hGWO-PS) has been introduced to optimize the parameters of two Degree of Freedom Proportional-Integral-Derivative Controller (2DOF-PID) for controlling the load frequency in Automatic Generation Control (AGC) for interconnected power system. The interconnected two area power system
V Soni, G Parmar, M Kumar, S Panda
openaire   +2 more sources