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040 _aEG-GiCUC
_beng
_cEG-GiCUC
041 0 _aeng
049 _aDeposite
097 _aPh.D
099 _aCai01.13.07.Ph.D.2016.Ha.E
100 0 _aHaitham Mahmoud Ahmed Yassin
245 1 0 _aEnhancement of maximum power point tracking and low voltage ride through of direct drive PMSG wind turbine system /
_cHaitham Mahmoud Ahmed Yassin ; Supervised Mohab Mokhtar Hallouda , Hanafy Hassan Hanafy
246 1 5 _aتعزيز تتبع نقطة القدرة القصوى و التغلب على الجهد الكهربى المنخفض لنظام المولد التزامنى ذو المغناطيس الدائم المدار مباشرة بتوربينة الرياح
260 _aCairo :
_bHaitham Mahmoud Ahmed Yassin ,
_c2016
300 _a184 P. :
_bcharts , facsimiles ;
_c30cm
502 _aThesis (Ph.D.) - Cairo University - Faculty of Engineering - Department of Electrical Power and Machines
520 _aThe main focus of the thesis is to enhance the maximum power point tracking and low voltage ride through capability of direct drive PMSG wind turbine system by developing a new control strategy, thus improving the operational stability. In this thesis, a novel low voltage ride through scheme for direct drive PMSG wind turbine system is proposed during the grid faults. The machine side converter controller is used to control the dc link voltage using interval type-2 fuzzy logic control taking into account the nonlinear relationship between the generator speed and the dc link voltage. The simulation results show that the proposed control strategy provides superior performance under normal and faulty conditions when compared to conventional strategies commonly used in the literature. Hardware in the loop (HIL) concept is used to validate the simulation results during normal and faulty conditions through the experimental setup
530 _aIssued also as CD
653 4 _aDirect drive PMSG wind turbine
653 4 _aInterval type 2 fuzzy logic control
653 4 _aLow voltage ride through
700 0 _aHanafy Hassan Hanafy ,
_eSupervisor
700 0 _aMohab Mokhtar Hallouda ,
_eSupervisor
905 _aNazla
_eRevisor
905 _aSamia
_eCataloger
942 _2ddc
_cTH
999 _c57173
_d57173