Showing 541 - 560 results of 760 for search '"power systems"', query time: 0.08s Refine Results
  1. 541
  2. 542
  3. 543

    Programs for Optimization of Load Distribution between Power Plants and Calculation of Equivalent Energy Characteristics of Beryozovskaya GRES by V. I. Shcherbich, E. A. Shcherbich, V. A. Radchenko

    Published 2013-04-01
    “…The paper presents information on elaboration of algorithms and programs for intra-station optimization of load distribution between power plants and calculation of equivalent energy characteristics the Berezovskaya GRES which is one of the components of the system for optimum load distribution between thermal power plants (TPP) of the Belarusian power system. Description of the accepted technical concepts, algorithm and program structures, composition and methods for input-output data, organization of personnel work with programs of load optimization has been given in the paper.…”
    Get full text
    Article
  4. 544

    CONTROL OPTIMIZATION OF WIND UNIT WITH HELICOID VERTICALLY AXIAL WINDMILL AND SYNCHRONOUS MAGNETO-ELECTRIC GENERATOR by М. М. Oleshkevich, Y. V. Makosko

    Published 2005-06-01
    “…The paper considers a helicoid vertically axial windmill geared to synchronous magneto-electric generator which operates for a power system or an independent resistive load. In order to optimize operational modes of a wind power unit a mathematical model and software have been developed and a number of calculative experiments have been carried out. …”
    Get full text
    Article
  5. 545

    Application of Circuit Model for Photovoltaic Energy Conversion System by Natarajan Pandiarajan, Ramabadran Ramaprabha, Ranganath Muthu

    Published 2012-01-01
    “…Detailed modeling procedure for the circuit model with numerical dimensions is presented using power system blockset of MATLAB/Simulink. The developed model is integrated with DC-DC boost converter with closed-loop control of maximum power point tracking (MPPT) algorithm. …”
    Get full text
    Article
  6. 546

    Vibration Analysis and Optimal Control of Hydraulic Turbine Based on Sliding Mode Control Strategy by Xiaoping Huang, Yaqiong Zhang, Wenzhe Huang

    Published 2025-01-01
    “…The turbine generator unit plays a very important role in maintaining the stability of the power system and improving the quality of power. However, hydropower units will bring the risk of low-frequency oscillation or ultra-low frequency oscillation to the power system, threatening the stable operation of the power grid. …”
    Get full text
    Article
  7. 547

    Scientific and Methodological Bases of Exergetic Analysis of the Processes of Heat Treatment of Concrete Products in Heat Technology Installations. Part 2 by V. N. Romaniuk, A. M. Niyakovski

    Published 2021-07-01
    “…These include the degree of thermodynamic perfection of a heat-power system, which is used to evaluate the completeness of the use of the exergetic input; thermodynamic efficiency of the system of heat treatment of concrete products in heat technology installations, representing the degree of thermodynamic perfection of the heat power system that is calculated without taking into account all the components of the sum of transit exergies; thermodynamic efficiency of the heat treatment system, taking into account the exergetic efficiency of the system of heat energy production and transportation; the degree of technological perfection that indicates at the portion of the exergy supplied to the heat technology installation for the heat treatment of concrete products is intended to obtain a technological result. …”
    Get full text
    Article
  8. 548

    A GA-BP neural network algorithm for fault detection of transmission tower bolts by Ziqiang Lu, Pengjie He, Huiwei Liu, Jie Li, Ziying Lu

    Published 2025-02-01
    “…BackgroundIn the power system, the identification of the health status of the transmission tower is a daily task that must be performed. …”
    Get full text
    Article
  9. 549
  10. 550

    Photovoltaic Generation Integration with Radial Feeders Using GA and GIS by Elias Mandefro Getie, Belachew Bantyirga Gessesse, Tewodros Gera Workneh

    Published 2020-01-01
    “…Even if the loss of power in the power system cannot be avoided 100%, it should be reduced to the minimum optimal value. …”
    Get full text
    Article
  11. 551
  12. 552
  13. 553

    Research and response strategies on the impact of goaf collapse on overhead transmission lines by Siqing Xu, Xiaokai Meng, Shuai Wang, Zhumao Lu, Wen Shang

    Published 2025-01-01
    “…At the same time, it emphasizes the importance of precise monitoring, structural optimization design, long-term monitoring and maintenance, and emergency plan formulation to ensure the stable operation of the power system.…”
    Get full text
    Article
  14. 554

    SIMULATION OF QUASI-STATIONARY OPERATIONAL CONDITIONS OF INDUCTION GENERATOR OF WIND- ENERGY SYSTEM INSTALLATION by M. M. Oleshkevich, I. V. Makosko

    Published 2003-06-01
    “…The paper considers the wind-energy installation composed of induction generator which is integrated into large power system. Computer programmes based on mathematical models of wind motor, induction generator, step-up transformers, cable and open-air electric power lines have been elaborated with the purpose to investigate quasi-stationary operational conditions of the wind- energy installation. …”
    Get full text
    Article
  15. 555

    A Novel Inverter Topology for Single-Phase Transformerless PV System by Haiyan Cao

    Published 2016-01-01
    “…Transformerless photovoltaic (PV) power system is very promising due to its low cost, small size, and high efficiency. …”
    Get full text
    Article
  16. 556

    Optimal Control Strategy of Platform Load Oriented to Network and Load Cooperation by Xuesong Shao, Gaoying Cui, Xiao Chen, Xinrong Ji, Yongxian Yi

    Published 2021-01-01
    “…In recent years, with the continuous growth of China’s power peak load and the rapid development of renewable energy, a large number of renewable energy sources are connected to the power grid, increasing the uncertainty of power grid operation and posing new major challenges to the power system regulation capacity. Flexible load has the characteristics of wide distribution, fast response, and high economy, which is an important control resource for the future power system. …”
    Get full text
    Article
  17. 557

    Power flow and power quality improvement of a residential-industrial microgrid using 72-pulse inverter-based UIPC by Mahyar Abasi, Ali Nahavandi, Javad Ebrahimi, Gevork B. Gharehpetian

    Published 2025-03-01
    “…It also improves the microgrid power quality and the connected power system. The design presented in this work was modeled and implemented in MATLAB software, and the results of different test scenarios validated the optimal performance of the suggested design.…”
    Get full text
    Article
  18. 558
  19. 559

    Wearable Biodevices Based on Two-Dimensional Materials: From Flexible Sensors to Smart Integrated Systems by Yingzhi Sun, Weiyi He, Can Jiang, Jing Li, Jianli Liu, Mingjie Liu

    Published 2025-01-01
    “…The review categorizes cutting-edge wearable biodevices by their interactions with physical, electrophysiological, and biochemical signals, showcasing how 2D materials enhance these devices' functionality, mainly including self-powering and human-machine interaction. 2D materials enable multifunctional, high-performance biodevices, integrating self-powered systems, treatment platforms, and human-machine interactions, though challenges remain in practical applications.…”
    Get full text
    Article
  20. 560

    Wireless Sensor Networks for Smart Grid Applications: A Case Study on Link Reliability and Node Lifetime Evaluations in Power Distribution Systems by Gurkan Tuna, V. Cagri Gungor, Kayhan Gulez

    Published 2013-02-01
    “…Importantly, node lifetime and link reliability in wireless sensor networking for smart grid applications have been evaluated through case studies based on field tests in electric power system environments.…”
    Get full text
    Article