Sökning: "ferrite permanent magnets"

Visar resultat 1 - 5 av 9 uppsatser innehållade orden ferrite permanent magnets.

1. 1. Concept Population & Verification of Traction Motors

   Master-uppsats, KTH/Fordonsdynamik

   Författare :Aditya Pratap Singh; [2021]
   Nyckelord :Synchronous Reluctance Motor SynRM ; Permanent Magnet Synchronous Motor PMSM ; Permanent Magnet assisted SynRM PM-SynRM ; traction motors; electrical machines; Synkron Reluktansmotor; Permanent Magnet Synkron motor; Permanent Magnet assisterad Synkron motor; framdrivningsmotorer; elmotorer;

   Sammanfattning : The electrification of automobiles has emerged as the sustainable powertrain solutionto meet United Nations sustainable development goals of sustainable cities andcommunities, affordable and clean energy, and climate action. The success of theelectrification depends on the efficiency of traction motors. LÄS MER

3. 2. Permanent magnet synchronous machine using ferrite vs rare earth magnets : how do they compare?

   Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Författare :Nikhil Manakshya; [2021]
   Nyckelord :Vehicle requirement; drive cycle; ferrite magnet; demagnetisation; environmental impact.; Fordonsbehov; körcykel; ferritmagnet; avmagnetisering; miljöpåverkan.;

   Sammanfattning : Permanent magnet synchronous machines (PMSM are considered as viable options for automotive and traction applications. Rare earth magnets such as Neodymium Iron Boron (NdFeB is the most common choice in the PMSM for electric vehicles to achieve high power density machines. LÄS MER

4. 3. Design and comparison of PMaSynRM versus PMSM for pumping applications

   Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Författare :Viktor Briggner; [2018]
   Nyckelord :Demagnetization; economic evaluation; permanent magnet assistance; synchronous reluctance machine; Avmagnetisering; ekonomisk utv¨ardering; permanentmagnetassistans; synkron reuktansmaskin;

   Sammanfattning : This master thesis aimed to design a permanent magnet assisted synchronous reluctancemachine (PMaSynRM) rotor for pump applications which were to be implemented inan existing Induction Machine stator. The machine were to be compared with a similarpermanent magnet synchronous machine (PMSM) with similar torque production in termsof cost and performance. LÄS MER

5. 4. Design and Analysis of a Fractional-Slot Concentrated-Wound PM-Assisted Reluctance Motor

   Uppsats för yrkesexamina på avancerad nivå, KTH/Elektrisk energiomvandling

   Författare :Luigi Marino; [2015]
   Nyckelord :concentrated windings; demagnetization; distributed windings; ferrite; finite element method; loss distribution; natural and over compensation; overlaod; permanentmagnet assisted synchronous reluctance motors; permanent magnets; rare earth magnets NdFeB ; reluctance torque; temperature effects; torque ripple; avmagnetisering; ferrit; finita elementmetoden; fördelade lindningar; förlust distribution; koncentrerade lindningar; momentrippel; naturligt och överkompensation; permanentmagnet assisterad synkron reluktansmotorer; permanentmagneter; reluktansvridmomentet; sällsynta jordmagneter NdFeB ; temperatureffekter; överbelastning;

   Sammanfattning : The aim of this master thesis is to design and analyse a FSCW PMaSynRM (Permanent Magnet assisted Synchronous Reluctance Motor) for industrial applications. The design process includes analytical calculations (initial design and PM amount minimization) and nite element method (FEM) based design optimization. LÄS MER

7. 5. Design of a Synchronous Reluctance Motor Assisted with Permanent Magnets for Pump Applications

   Uppsats för yrkesexamina på avancerad nivå, KTH/Elektrisk energiomvandling

   Författare :Adrian Ortega Dulanto; [2015]
   Nyckelord :Demagnetization study; efficiency; FEM; parametric study; Permanent-Magnet Assisted Synchronous Reluctance Motor; prototype;

   Sammanfattning : This Master thesis focuses on the design of a high efficiency Permanent-Magnet-Assisted Synchronous Reluctance Motor (PMASynRM) intended for pump applications. The new motor is designed to replace an existing Induction Motor (IM) in a pump product. The basic principles of SynRM, and PMASynRM Motors and a good analytical model were introduced. LÄS MER