Search for dissertations about: "thermal analysis permanent magnet machine"

Showing result 1 - 5 of 15 swedish dissertations containing the words thermal analysis permanent magnet machine.

2. 1. Synchronous Reluctance Machine (SynRM) in Variable Speed Drives (VSD) Applications

   Author : Reza Rajabi Moghaddam; Chandur Sadarangani; Alfredo Vagati; KTH; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Synchronous Reluctance Machine SynRM ; Torque; Torque Ripple; Design; Optimization; FEM; Control; Standard Size; Measurement; Performance Comparison; Induction Machine IM ; Interior Permanent Magnet Machine IPM ; Variable Speed Drive VSD ; General Purpose GP ; Field Oriented Control FOC ; Direct Torque Control DTC ; Heat Run; Test; Thermal; Operation Diagram; Circle Diagram; Electrical engineering; Elektroteknik;

   Abstract : This thesis is comprehensively dedicated to the theoretical and experimental reevaluation of the Synchronous Reluctance Machine (SynRM). A simple approach to derive the SynRM main characteristics and behavior is followed. An introduction to an evaluation of the different control strategies in is given. READ MORE

4. 2. Electric Traction Machine Design for an E-RWD Unit

   Author : Francisco Marquez; Industriell elektroteknik och automation; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electric Traction Machines; Permanent Magnet Machines; Laminated Winding Machines; Hybrid Electric Vehicles; Electrical Machine Design; Electromagnetic Modeling; Thermal Modeling; Finite Element Analysis.;

   Abstract : Since the first generation of the Toyota Prius was introduced in December 1997, the number of Hybrid Electric Vehicles (HEVs) and pure Electric Vehicles (EVs) available in the market has increased substantially. The growing competition existent puts high demands on the electric system as well as the rest of the vehicle. READ MORE

5. 3. On the Design of Electric Traction Machines : Design and Analysis of an Interior Permanent Magnet Synchronous Machine for Heavy Commercial Vehicles

   Author : Rasmus Andersson; Industriell elektroteknik och automation; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Design of electrical machines; IPMSM; Electric propulsion; Thermal model; Skewing; Torque ripple analysis; Mechanical losses; Iron losses; Loss analysis; Heavy commercial vehicles;

   Abstract : Recent years have proven the benefits of electrifying the road bound vehicle fleet. With new components entering, the general understanding as well as the components as such needs to be improved. READ MORE

6. 4. Geometry Optimization of an Interior Permanent Magnet Machine for Electric Vehicles - Life Cycle Cost Minimization for City, Rural and Highway Driving

   Author : Elisabet Jansson; Chalmers tekniska högskola; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Optimization; Finite Element Analysis; Interior Permanent Magnet Machine; Drive Cycles; Life Cycle Cost; Battery Electric Vehicle; Electric Machine Design;

   Abstract : This thesis investigates the benefits of customizing an Interior Permanent magnet Machine (IPM) for a specific combination of city, rural and highway driving. Focus lies on the potential to reduce the Life Cycle Cost (LCC) of the IPM and power electronic converter, for an example Battery Electric Vehicle (BEV), by custom-making the IPM. READ MORE

7. 5. Thermal Analysis and Management of High-Performance Electrical Machines

   Author : Shafigh Nategh; Chandur Sadarangani; Aldo Boglietti; KTH; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Computational fluid dynamics; directly cooled electric machines; finite element analysis; heat transfer; hybrid electric vehicle; induction machines; lumped-parameter thermal model; permanent-magnet assisted synchronous reluctance machines.;

   Abstract : This thesis deals with thermal management aspects of electric machinery used in high-performance  applications  with  particular  focus put  on electric machines designed for hybrid electric vehicle applications.In the first part of this thesis,  new thermal models of liquid (water and oil) cooled electric machines are proposed. READ MORE