Numerical Computation Method of Electric Machine Performance and its Application

I.Course Introduction (including teaching goals and requirements) within 300 words:

        This course is dedicated to Ph.D candidates who major in electrical engineering.

            1. Understand the development and application of electromagneticnumerical computation method

2. Understand the basic theory for electromagnetic computation

3. Grasp the application of numerical computation method on safe operation of generator phase advancer, precise computation and analysis of turn-to-turn fault, computation of electric parameters, analysis of asymmetric operation, etc.

II.Teaching Syllabus (including the content of chapters and sections. A sheet can be attached):

       1. Introduction

           1.1 Question promotion

           1.2 Numerical computation method of electric machine

           1.3 The application and development of numerical computation method

       2. Basic theory on three-dimensional eddy current magnetic field computation

           2.1 Boundary value of three-dimensional eddy current magnetic field

           2.2 Basic theory on complex vector field

           2.3 Equivalent variation of three-dimensional steady eddy current magnetic field

       3. Basic theory on temperature field computation

           3.1 Boundary value of three-dimensional temperature field in circular cylindrical coordinates

           3.2 Definiteness of temperature field

           3.3 Equivalent variation of temperature field boundary value

           3.4 Finite element computation format of three-dimensional temperature field

           3.5 Instantial verification for temperature field computation model

      4. Preprocessor of finite element method

          4.1 Research situation of meshing technology

          4.2 Novel meshing method

          4.3 Software realization of preprocessor

      5. Numerical computation on safe operation of generator phase advancer

   5.1 Mathematical model of three-dimensional traveling wave eddy current field for generator

   5.2 Equivalent variation of three-dimensional traveling wave eddy current field boundary

   5.3 Finite element computation format

   5.4 Stator current analysis and equivalent magnetic core conductivity computation

   5.5 Analysis on electromagnetic computation result

   5.6 Temperature field computation model of stator core

   5.7 Processing of heat exchange between stator core and windings

   5.8 Definiteness of heat transmission and radiation coefficient and thermal source

   5.9 Computation result and analysis of stator core temperature field

   5.10 Computation result and analysis of stator ends temperature field

   5.11 Operational analysis of high capacity generator phase advancer

     6. Numerical computation on electromagnetic vibration of generator winding ends

         6.1 Computation model of three-dimensional transient eddy current field

         6.2Numerical computation on winding ends transient eddy current field

         6.3 Electrodynamic force computation and vibration analysis of winding ends

         6.4 electromagnetic field and vibration analysis of winding ends onimpact load condition

    7. Numerical computation on internal fault of generator stator winding

        7.1 Universal mathematical model

        7.2 Numerical computation on generator circuit parameter

        7.3 Stator internal fault simulation and analysis of salient pole synchronous generator

        7.4 Stator internal fault simulation and analysis of non-salient pole synchronous generator

    8. Numerical computation on parameter and operational characteristic of synchronous machine

        8.1 Finite element model of two-dimensional electromagnetic field

        8.2 Electromagnetic parameter computation of synchronous machine

        8.3 Numerical computation on characteristic of synchronous machine

    9. Numerical computation on parameter and operational characteristic of asynchronouscage motor

       9.1 Electromagnetic characteristics of asynchronouscage motor

       9.2 Universal finite element method for skin effect

       9.3 Motion finite element method

       9.4 Starting characteristics of asynchronouscage motor with coupling finite element method

   10. Numerical computation on parameters and characteristics of permanent magnetic machine

      10.1 Mathematical model of permanent magnet in electromagnetic computation

      10.2 Finite element analysis of permanent magnet direct current motor

      10.3 Finite element analysis of permanent magnet synchronous motor

      10.4 Finite element analysis of brushless direct current motor

    III.Teaching Schedule（Time is decided  by  lecturer）：