Lecture 11 | Unsymmetrical Faults সহজে শিখি! ⚡ LG, LL & LLG Fault | Sequence Network & Fault Current

এই Lecture-এ EEE 471 – Power System Analysis-এর গুরুত্বপূর্ণ Unsymmetrical Faults topic সহজ বাংলায় আলোচনা করা হয়েছে। Symmetrical Components ও Sequence Networks ব্যবহার করে বিভিন্ন unsymmetrical fault কীভাবে analyze করা হয়, তা step-by-step দেখানো হয়েছে। 📌 Topics Covered: • Unsymmetrical Faults • Single Line-to-Ground (LG) Fault • Line-to-Line (LL) Fault • Double Line-to-Ground (LLG) Fault • Bolted Short Circuit • Fault Current & Fault Voltage • Fault Conditions of Unloaded Generator • Sequence Components • Positive, Negative & Zero Sequence Networks • Sequence Network Connection • Grounded & Ungrounded Neutral • Zero Sequence Impedance • Neutral Impedance (Zn) • 3Zn Effect • Subtransient Fault Current • Fault Current Calculation • Numerical Examples • Line-to-Line Voltage at Fault 📚 Course: EEE 471 – Power System Analysis 🎓 Department: Electrical & Electronic Engineering, CUET ভিডিওটি ভালো লাগলে Like, Comment ও Subscribe করুন PP's Classroom। #PowerSystem #EEE471 #UnsymmetricalFault #FaultAnalysis #PPsClassroom