Sökning: "Traction motors"

Visar resultat 6 - 10 av 20 avhandlingar innehållade orden Traction motors.

  1. 6. High Performance Cooling of Traction Brushless Machines

    Författare :Alessandro Acquaviva; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; drivetrain system analysis.; energy efficiency; Cooling; electrical machine design; permanent magnet synchronous machine PMSM ;

    Sammanfattning : The work presented in this thesis covers several aspects of traction electric drive system design. Particular attention is given to the traction electrical machine with focus on the cooling solution, thermal modelling and testing. LÄS MER

  3. 7. Energy efficient control of motors and inverters

    Författare :Torbjörn Trostén; Erik Dahlquist; Mats Leijon; Mälardalens universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Energy- and Environmental Engineering; energi- och miljöteknik;

    Sammanfattning : The purpose of this licentiate thesis is to research a few key concepts which are important in the development of high efficiency electric drives. The selected research method is quantitative, the raw data have been collected from real world measurements, both from powerlab and from train. LÄS MER

  4. 8. Automation and traction control of articulated vehicles

    Författare :Ulf Andersson; Vladimir Vantsevich; Luleå tekniska universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Reglerteknik; Control Engineering;

    Sammanfattning : Articulated machines such as load-haul-dump machines, wheel loaders and haulers operate in many different environments and driving conditions. In particular they need to be able to perform well with road conditions and loads that can change drastically, setting hard requirements on performances and robustness. LÄS MER

  5. 9. A Permanent Magnet Traction Motor for Electric Forklifts : Design and Iron Loss Analysis with Experimental Verifications

    Författare :Yung-Kang Robert Chin; Chandur Sadarangani; Fabio Crescimbini; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electrical engineering; Elektroteknik;

    Sammanfattning : This thesis presents the design analysis of a permanent magnet synchronous motor (PMSM) for the traction application in electric forklifts. Within the scope of the study, an existing induction traction motor for electric forklifts benchmarks the expected performances of the proposed PMSM designs, as design specifications. LÄS MER

  7. 10. High Performance Cooling Traction Brushless Machine Design for Mass Production

    Författare :Alessandro Acquaviva; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; permanentmagnet synchronous machine PMSM ; energy efficiency; Cooling; electrical machine design;

    Sammanfattning : In the last few years electric vehicles (EVs) are coming on the market. The shift from niche market to main stream is challenging. It took many years to reach the current internal combustion engine quality in the manufacturing process. LÄS MER