Electrical Machines II

Title Wikiversity Electrical Engineering School The Lessons in ELECTRICAL MACHINES II

Introduction: DC Motor Welcome to the Home page for Electrical Machines II. In this course we will discuss 3Ø Electrical Machines ( i.e 3Ø Transformers and 3Ø Induction Motors ). At the end of this course the student is expected to be familiar with the Principles of 3Ø Electrical Machines and their application in real life. You are advised to read carefully through given material and attempt all quiz/questionaires in this course and dont forget to follow necessary safety code that will be outlined in this course. We hope you will enjoy this major course in Electrical Engineering. *** School of Electrical Engineering Wikiversity Syllabus/Course Outcomes At the end of this course the student is expected to be comfortable with the following: Basic Principles of Insulators First Principles of 3Ø Transformers Temperature Rise in 3Ø Transformers First Principles of 3Ø Induction Motors Special Machines/Motors Common Machines Faults & Failures Pre-Requisites The following courses are considered important for the student to be at ease with material that will be covered in this course: Electrical Machines- Important! Alternating Current Circuits Applied electromagnetics Helpful Electrical Machines II Resources Wikiversity has a respectable body of content related to this course, you are advised to use the resourses wisely to achieve your success. This course includes a formula sheet that can help you remember important Formulae and principles.Do not rely on the formula sheet entirely without understanding course material. Personal Organisation This course consists of: 10 Lessons → [ 10 weeks ] 1 Quiz Test → [ 1 Day ] 1 Laboratory Assignment → [ 1 week ] All the above Span about 11 weeks. Plan your time wisely, by starting a journal and track your progress. If you work consistently and keep to your planned Study Time, you will Do Very well in this course. Here are some of the resources available to Help you understand and make better used of this personal Learning Experience: History of free learning Learning by doing How to use wiki technology as a free learner

Course Navigation Lessons in Electrical Machines II← You are here Introduction: Review of 1ɸ Electrical Machines Lesson #1: 3Ø Transformer: Construction & Tests Lesson #2: 3Ø Transformer: Tap Changing; Connection & Efficiency Lesson #3: 3Ø Transformer: Temperature Rise Lesson #4: Electrical Insulators Lesson #5: 1Ø Induction Motor (Review) Lesson #6: 3Ø Induction Motor: Equivalent Circuits & Motor types Lesson #7: 3Ø Induction Motor: Circle Diagrams; Bracking & Speed Control Lesson #8: Special Machines Lesson #9: Electrical Machines: Faults & Failures Quiz Test: Electrical Machines II Quiz Home Laboratory: Electrical Machines II - Lab1 Course Formula Sheet: Electrical Machines II - Formulae This Course in the Grand Scheme of things The Faculty of Engineering & Technology School of Electrical Engineering Level 0: Entrance Level 1: Freshman Level 2: Sophomore ← Level 3: Junior Level 4: Senior

Course Co-ordinators This course is a collaborative effort of the Wikiversity Comunity. The Following Users Help to organise course content and related Quiz Pages. To email course co-ordinators, simply click one of the following: Thuvack → Click Here to send me an e-mail . . Go to Your First Lesson

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