• Study and idification heliom usages in industrial and defensive materials • Biological application of magnetic. radio frequency and microwave • Application of HVDC systems in power networks • Industrial application of radio frequency heating • Reactive power and voltage control methods in power network • Review to UPFC and itsmodels at stable state • Performance of power electronic systems as reactive power compensator • Review to structure and performance of static synchronous compensator (STATCOM) in power system at stable state • Investigation of structure and application of linear synchronous motor • Induction generator analysis and applications • Application of electrostatic for separation of particles • Application study of variable core inductances orthogonal • Study of present and future china power system (AC,DC) and it's comparsion with fourth program of Iran • Welding in industry • Idification of power system parameters • Study of different methods for measuring the caractrestic curve of magnetic materials and estimation of their losses • Frequncy domain of inverters in industry • Application of AC/DC converters in reactive power compensation • Protection of power IGBT • Capacitance and its application in HVDC system • Review of voltage and power stability in HVDC systems • Inductances and their applications in HVDC system • Investigation of kinds of tests related to thyristor valve HVDC network converters • Corona losses, effects and its lateral phenomena on high power lines • Application of microcontrollers in control of HVDC convertors • Definitions , models and methods of excilation system test • Theory and technology of high voltage direct current cables • The role and structure of convestor transformer in HVDC systems • Investigation of principles of magnetic levitation systems • Saturoble magnetics and their applications • Construction technology of pulsed capacitors • Investigation of operation of homopolar generator • Investigation of high power lamps (Ignitron-tiratron) • Investigation of the structure and model of the pulsed transformer and it's applications • Investigation of energy sharge capablity of superconducter and it's applications • Review of photovoltaic systems- power electronics application in operation of sular cells • Protection and insulation coordination of HVDC systems • Optimal design of asyncheronous motors • Field orientation method for controling induction machine • Investigation of harmonic elimination methods in power converters • Mesurment of magnetic quarities and it's sensors • MHD (MAGNETO HYDRODYNAMIC GENERATORS) • Numirical analysis of electric fields • Study of drive systems in diesel electric locomotives • Electro Traction systems • Identification and stablishing drive system of a DC motor named control an drive- constrached in siemens company |