Showing 521 - 540 results of 2,096 for search 'active power optimization', query time: 0.25s Refine Results
  1. 521

    A power grid partitioning method based on complex network coupling matrices by XIONG Jun, TANG Fan, CHEN Zeming, WANG Yimiao, MEI Tao

    Published 2025-02-01
    “…First, a complex network coupling matrix is constructed using grid power flow and reactive power-voltage sensitivity to represent active operation and voltage control features for dual-weight quantification of active and reactive power. …”
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  2. 522
  3. 523

    The Control of Fluxes of Electric Power in Networks by Means of Phase-switching Booster Transformers by Govorov F.P., Govorov V.F., Romanova T.I.

    Published 2016-12-01
    “…roblems of increasing the efficiency of the operation of electrical networks based on the utilization of booster transformers (BT) with electronic control, applied on the base of active elements in smart electric grids of power systems and giving the function of automatic correction of the parameters of the network, assuring the conditions of optimal common operation are studied in the paper. …”
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  4. 524

    Design of South China (Starting from Guangdong Province) Power Reserve Market by Qiaoyu ZHANG, Lan ZHANG, Yunpeng XIAO, Xiaojuan DAI, Xiaowen LAI

    Published 2020-09-01
    “…The reserve market clearing results under different modes are analyzed through numerical examples, which shows that, under the reserve market modes of offering quantity and price or only offering quantity, the opportunity costs are included in the clearing price, and can compensate the opportunity cost of the tender reserve capacity. The joint optimization mechanism of reserve and electric energy market can insure the income of the units participating in the reserve market is not lower than those only participating in electric energy, which will actively stimulate units to participate in reserve market.…”
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  5. 525

    Power main circuit design of the flexible excitation systems for large hydropower units by YAN Wenci, JIA Sisi, DU Bo, WANG Dan, LUO Jin, ZHOU Kaimao, TAO Zheng

    Published 2025-04-01
    “…The results demonstrate that the flexible excitation system exhibits significant advantages in terms of strong excitation performance and support capability under fault disturbances, effectively reducing oscillation time and enhancing power system stability. This research provides a theoretical basis for the optimal design of excitation systems for large hydropower units and lays the foundation for the engineering application of flexible excitation systems.…”
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  6. 526
  7. 527

    An Active RIS-Aided DFRC System for Improved Multi-User Communications by Ravi Patel, Aayush Singh, Keshav Singh, Shahid Mumtaz, Chih-Peng Li, Sudip Biswas

    Published 2025-01-01
    “…Active RIS not only adjusts signal phases but also amplifies them, significantly boosting signal strength, coverage, and reliability, while also tackling interference and power constraints. …”
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  8. 528

    An Active Frequency Support Strategy for Costal Wind Farms in East China by Jianhua LI, Lu CAO, Renxin YANG, Zhenyan DENG, Zheng LI, Xu CAI

    Published 2023-11-01
    “…The simulation results show that when the penetration of renewable energy in the East China Grid is higher than 30%, the inertia response of wind power plays an obvious role in increasing the frequency nadir of the grid, and with the rapid growth of the capacity of coastal wind farms, it is indispensable for wind turbines to provide active inertia support; the virtual inertia time constant of wind turbines should be set around the physical inertia time constant of the wind turbines; when wind turbines are needed to participate in the primary frequency regulation (PFR), the pitch system control of wind turbines and the PFR control of synchronous generators should be co-optimized to avoid frequency oscillation. …”
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  9. 529
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  11. 531

    Dynamics Analysis and Optimal Design of the Controllable Loading Mechanism by Zhang Lin, Li Junming, Wu Chengge, Cai Ganwei

    Published 2018-01-01
    “…When boom is at the top position the first active-member is close to the inverse kinematics singular position and the power is reduced by80%. …”
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  12. 532

    Study of thick active region in a terahertz quantum-cascade laser by Rajesh Sharma

    Published 2025-07-01
    “…The optical output power of the 23 μm-thick active region THz QCL stripe compared to the 12 μm-thick active region is enhanced, attributed to improved mode confinement. …”
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  13. 533

    Array Design and Transmitter Coils Selection for Underwater Wireless Power Transfer System by Hanxi Xu, Wenhua Li, Zhongjiu Zheng, Yunhe Wang

    Published 2025-06-01
    “…Firstly, by analyzing the influence of different ratio side lengths of the transmitting coil and receiving coil on mutual inductance, the optimal ratio side length coil is selected. Secondly, by analyzing the relative size of the reflection impedance of the power supply coil and its surrounding coils, the optimal coil activation criterion is derived. …”
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  14. 534

    Unleashing the Power of NVMe in Cloud: A Complete Software-Defined Emulation Study by Mahdi Siamaki, Bardia Safaei

    Published 2025-01-01
    “…Accordingly, this study leverages NVMeVirt, a powerful software-defined NVMe emulator, to investigate the impact of various workload characteristics on critical performance metrics. …”
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  15. 535

    Recent Advances in Enzymatic Biofuel Cells to Power Up Wearable and Implantable Biosensors by Zina Fredj, Guoguang Rong, Mohamad Sawan

    Published 2025-03-01
    “…A critical assessment of enzyme immobilization techniques, including physical adsorption, covalent binding, entrapment, and cross-linking, underscores the importance of optimizing enzyme stability and catalytic activity for enhanced bioelectrode performance. …”
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  17. 537

    DEVELOPMENT AND EVALUATION OF AN ANTERIORLY MOUNTED MICROPROCESSOR-CONTROLLED POWERED HIP JOINT PROSTHESIS by Kelly Brannen, Natalie Baddour, Lucas Cho, David Langlois, Patrick Dumond, Edward Lemaire

    Published 2025-02-01
    “… BACKGROUND: Prosthetic solutions for individuals with hip disarticulation and hemipelvectomy amputations currently rely exclusively on passive hip joint mechanisms. Although powered knee and ankle joint prostheses have improved gait in people with amputation, no powered hip joint options are commercially available. …”
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  18. 538

    Analysis of power quality of Jamun biodiesel operated CI engine using STATCOM by Arunkumar Munimathan, Silambarasan Rajendran, Vasanthi R, Vinayagam Mohanavel, P. Padmavathy, Manikandan Ayyar, Sathish Kannan, Manzoore Elahi M. Soudagar, S. Kaliappan

    Published 2025-06-01
    “…Biodiesel is also used in stationary CI engines in institutions, drilling, mining, pharmaceutical, and healthcare activities. These stationary engines must provide high-quality power to protect the various pieces of equipment used in the above applications. …”
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  19. 539

    Optimal setting automatic excitation controllers for synchronous generators by R. I. Kanafeev, A. D. Zhirnov, T. G. Klimova

    Published 2017-12-01
    “…At present, the power system of the Russian Federation is an active modernization of generator excitation systems. …”
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  20. 540

    Inductor-Based Active Balancing Topology with Wide Voltage Range Capability by Hourong Song, Branislav Hredzak, John Fletcher

    Published 2025-02-01
    “…With the increasing number of batteries integrated into the grid, the electrification of transportation, and the importance of reusing secondary batteries to preserve natural resources, active balancing techniques are becoming critical for optimizing battery performance, ensuring safety, and extending their lifespan. …”
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