Showing 481 - 500 results of 739 for search '"electric propulsion"', query time: 1.49s Refine Results
  1. 481

    Artificial libration points in the task of towing space debris by an ion beam by Петухов, Вячеслав Георгиевич, Ryazanov, Vladimir Vladimirovich

    Published 2021-05-01
    “…The required amount of fuel was determined for different values of thrust and specific impulse of the active spacecraft compensating engine during simultaneous operation of electric propulsion thrusters. The results can be used to stabilize the relative motion of the active spacecraft and determine the required amount of fuel for the mission to remove space debris.…”
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  2. 482
  3. 483

    Optimization Methodology of PMSM Cooled by External Convection in Aircraft Propulsion by Luigi Pio Di Noia, Luigi Piegari, Renato Rizzo

    Published 2020-08-01
    “…Some problems must be solved: weight, reliability, and the choice of the best configuration for the electric propulsion. One of the most important aspects to solve is the thermal behavior of power converters and electric motors. …”
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  4. 484

    Guidelines for Determining the Initial Shape and Specifications of High-Speed AFPM Based on Recent Research by Jae-Beom Kang, Ji-Young Lee, Ji-Heon Lee

    Published 2022-08-01
    “…This paper presents guidelines for determining the initial shape and specifications of a high-speed axial-flux permanent-magnet (AFPM) machine in a hybrid-electric propulsion system in two steps based on previous studies and product review results related to high-speed AFPMs. …”
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  5. 485

    Model predictive energy management in hybrid ferry grids by Navid Vafamand, Jalil Boudjadar, Mohammad Hassan Khooban

    Published 2020-02-01
    “…On the other hand, the traditional ferry boats, operated by diesel generators, spatter the atmosphere with CO2 emissions and detrimental particles. Hence, electric propulsion in marine applications, especially in ferry vessel systems, has gained a lot of attention during the last decade as a promising technology to decrease fuel consumption and emissions. …”
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    Article
  6. 486

    An optimized fuzzy logic for the energy management of a hybrid electric air-taxi by Donateo Teresa, Terragno Alberto, Ficarella Antonio

    Published 2021-01-01
    “…However, in case of hybrid electric propulsion systems, the fuel consumption and the environmental impact depends on the energy management. …”
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    Article
  7. 487
  8. 488

    E-Engine for a Long-Tail Boat, an Application in ASEAN (Association of Southeast Asian Nations)-Design and Comparison with Internal Combustion Engine by Vu Tran Tuan, Phuong Nguyen Huy, Surasak Phoemsapthawee, Sangkla Kreuawan

    Published 2021-03-01
    “…An Electric propulsion (E-propulsion) system for ASEAN (Association of Southeast Asian Nations) long-tail boat is proposed in this article. …”
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  9. 489

    High thrust-to-power ratio micro-cathode arc thruster by Joseph Lukas, George Teel, Jonathan Kolbeck, Michael Keidar

    Published 2016-02-01
    “…The Micro-Cathode Arc Thruster (μCAT) is an electric propulsion device that ablates solid cathode material, through an electrical vacuum arc discharge, to create plasma and ultimately produce thrust in the μN to mN range. …”
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  10. 490

    Sequence-to-Sequence Remaining Useful Life Prediction of the Highly Maneuverable Unmanned Aerial Vehicle: A Multilevel Fusion Transformer Network Solution by Shaojie Ai, Jia Song, Guobiao Cai

    Published 2022-05-01
    “…Simulation experiments are conducted based on a high-fidelity quad-rotor UAV electric propulsion model. The proposed method can rapidly predict more precisely than the state-of-the-art. …”
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    Article
  11. 491

    Concepts for a low-cost Mars micro mission by Walker, R, Ball, A, Price, M, Sims, MR, Taylor, F, Wells, N, Zarnecki, J

    Published 2006
    “…All three missions use advanced electric propulsion to improve payload mass performance and miniaturised avionics either in the spacecraft bus or payload. …”
    Conference item
  12. 492

    Lyapunov stability based sliding mode observer for sensorless control of permanent magnet synchronous motor by Soundirarajan Navaneethan, Srinivasan Kanthalakshmi, S. Aandrew Baggio

    Published 2022-01-01
    “…Permanent magnet synchronous motor (PMSM) as electric propulsion in electric vehicles supersedes the performance compared to other motor types. …”
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    Article
  13. 493

    Overall eVTOL aircraft design for urban air mobility by Jiechao Zhang, Yaolong Liu, Yao Zheng

    Published 2024-04-01
    “…A case study is conducted on a tilt-duct eVTOL aircraft with a typical UAM mission, and the disciplinary performance, including initial sizing, aerodynamics, electric propulsion systems, stability and control, weight, mission analysis and noise, is examined using the OAD methodologies. …”
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  14. 494

    Smart Shipboard Power System Operation and Management by Fotis D. Kanellos, Amjad Anvari-Moghaddam, Josep M. Guerrero

    Published 2016-11-01
    “…Especially with the introduction of electric propulsion, which has led to a total electrification of shipboard power systems known as all-electric ships (AESs), the need for more cost-effective and emission-aware solutions is augmented. …”
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  15. 495

    An Overview of Cube-Satellite Propulsion Technologies and Trends by Akshay Reddy Tummala, Atri Dutta

    Published 2017-12-01
    “…Finally, the performance factors of micro-propulsion systems have been summarized in terms of: first, a comparison of thrust and specific impulse for all propulsion systems; second, a comparison of power and specific impulse, as also thrust-to-power ratio and specific impulse for electric propulsion systems.…”
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  16. 496

    Power Processing Unit Activities in Airbus DS Space Equipments by Pintó Fernando, Palencia Javier, Wagner Nicoletta, Glorieux Guillaume

    Published 2017-01-01
    “…This paper presents the Power Processing Units in Airbus DS Space Equipment. Electric propulsion has (EP) become a reality in the commercial market, and therefore is not anymore a niche market for earth observation and/or deep space missions. …”
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  17. 497

    Torque capability improvement of sensorless FOC induction machine in field weakening for propulsion purposes by Nisha G.K., Lakaparampil Z.V., Ushakumari S.

    Published 2017-05-01
    “…An electric propulsion system is generally based on torque controlled electric drive and DC series motors are traditionally used for propulsion system. …”
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  18. 498

    A Simple and Stable Atmospheric Pressure Electrodeless Water Vapor Microwave Plasma Torch by Qiang Tang, Zhibin Hu, Xiaxia Cui, Zechao Tao, Jau Tang

    Published 2022-07-01
    “…This work enriches the microwave plasma techniques for water vapor for various applications, such as electric propulsion, hydrogen production, and surface treatment.…”
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  19. 499

    Electrostatic/magnetic ion acceleration through a slowly diverging magnetic nozzle between a ring anode and an on-axis hollow cathode by A. Sasoh, K. Mizutani, A. Iwakawa

    Published 2017-06-01
    “…Such a unique thruster performance combining both electrostatic and electromagnetic accelerations is expected to be useful as another option for in-space electric propulsion in its broad functional diversity.…”
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  20. 500

    System Analysis and Design of the Geostationary Earth Orbit All-Electric Communication Satellites by Parsa Abbasrezaee, Ali Saraaeb

    Published 2021-03-01
    “…The parametric subsystem design was used for electrical power subsystem (EPS), attitude determination and control system (ADCS), electric propulsion, telemetry, tracking and control (TT&C) in conceptual subsystem design level, which highly relies on the satellite type and other specifications, were concluded in this paper; other subsystem designs were not of a significant difference to hybrid and chemical satellites. …”
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