پديد آورنده :
خليلي، فردوس
عنوان :
ساخت و بررسي خواص ساختاري، الكتريكي و مغناطيسي كبالتايتLa0.7(Ba.Ca)0.3CoO3
مقطع تحصيلي :
كارشناسي ارشد
محل تحصيل :
اصفهان: دانشگاه صنعتي اصفهان، دانشكده فيزيك
صفحه شمار :
هشت،90ص.: مصور،جدول،نمودار
يادداشت :
ص.ع.به فارسي و انگليسي
استاد راهنما :
هادي سلامتي
استاد مشاور :
پرويز كاملي
توصيفگر ها :
حالت هاي اسپيني , خوشه هاي فرومغناطيسي , خوشه ي شيشه اي , برهمكنش , تبادل دوگانه
تاريخ نمايه سازي :
18/7/90
استاد داور :
حسين احمدوند، جواد هاشمي فر
چكيده فارسي :
به فارسي و انگليسي: قابل رويت در نسخه ديجيتالي
چكيده انگليسي :
Investigation of structural transport and magnetic properties of Cobaltites La0 7 Ba Ca 0 3CoO3 Ferdos Khalili F Khalili@ph iut ac ir Date of Submission 2011 04 Department of Physics Isfahan University of Technology Isfahan 84156 83111 Iran Degree M Sc Language FarsiSupervisor Hadi Salamati Salamati@cc iut ac irAbstract In this thesis after a survey on harmonics problems and different mitigation techniques Hybrid ActivePower Filters HAPF are studied HAPFs are a newer kind of filters used to control harmonics in powersystems These filters are made by combining passive and active filters to prevent resonance of passivefilter while obtaining better filtering quality with a small rated inverter An introduction to passive andactive filters is given and some methods used to combine these filters are studied There are two commonly used types of HAPFs Using TMS320F2812 DSP unit the direct current control approach with finite statespredictive current controller and the finite states unified control approach are implemented Theimplementation results are compared with simulation results to verify viability of proposed method Different practical and software optimization techniques are discussed in details In the end there is asummary of thesis and suggestions for further studies Keywords Dissertation format keyword keyword keyword 4 to 8 keywords are necessary
استاد راهنما :
هادي سلامتي
استاد مشاور :
پرويز كاملي
استاد داور :
حسين احمدوند، جواد هاشمي فر
