Complete Electrical Machines course for B.Tech EEE and GATE in 80+ video lectures: magnetic circuits, DC machines, single-phase and three-phase transformers, induction motors, alternators and synchronous motors. Watch in order: each lecture builds on the previous one. Modules: 1. Magnetic Circuits & Electromagnetic Induction (Lectures 1A-1R) 2. DC Machines: construction, windings, EMF equation, armature reaction, losses (2A-2J) 3. DC Motors: torque, characteristics, speed control (3A-3C) 4. Single-Phase Transformers: EMF equation, equivalent circuit, OC/SC tests, regulation, efficiency (4A-4H) 5. Three-Phase Transformers: winding connections, vector groups, Scott connection (5A-5D) 6. Three-Phase Induction Motors: rotating magnetic field, torque-slip, equivalent circuit, starting (6A-6K) 8. Alternators (Synchronous Generators): EMF equation, armature reaction, voltage regulation, two-reaction theory (8A-8J) 9. Synchronous Motors: starting, effect of excitation, synchronous condenser, applications (9A-9J) 10. Single-Phase Induction Motors: double revolving field, types, equivalent circuit (10A-10E) Solved problems for every module (Electrical Machines Tutorials): https://www.youtube.com/playlist?list=PL5TKV1tzb09kPh9xyaU8yZC4ph305bTty Notes & more: https://engineeringdevotion.com #ElectricalMachines #ElectricalEngineering #GATEEE
Curated by: Engineering Devotion (81 videos)
Magnetism: Analysis & Key Terms Magnetism, a fundamental force of nature, describes the phenomena arising from magnetic fields, which exert forces on moving electric charges and magnetic materials. Understanding its principles is crucial across various scientific and technological fields, from electronics to medical imaging. Key Terms: Magnetic Field: An invisible area around a magnet or a moving electric charge where magnetic force is exerted. Measured in Tesla (T) or Gauss (G). Magnetic Poles: The two ends of a magnet where the magnetic field is strongest, designated as North (N) and South (S). Opposite poles attract, like poles repel. Magnetic Force: The attractive or repulsive force exerted by a magnetic field on magnetic materials or moving electric charges. Magnetic Flux: A measure of the total magnetic field passing through a given area. Measured in Weber (Wb). Magnetic Permeability: A measure of a material's ability to support the formation of a magnetic field within itself. Ferromagnetism: A strong form of magnetism exhibited by materials like iron, nickel, and cobalt, which can be permanently magnetized. Paramagnetism: A weak form of magnetism where materials are weakly attracted to a magnetic field due to unpaired electrons. Diamagnetism: A very weak form of magnetism where materials are repelled by a magnetic field. Electromagnetism: The interrelationship between electricity and magnetism, where electric currents produce magnetic fields and changing magnetic fields produce electric currents. Magnetic Domains: Regions within ferromagnetic materials where the magnetic moments of atoms are aligned in the same direction. Important Search Queries: What is magnetism? Types of magnetism How do magnets work? Magnetic field lines explained Applications of magnetism Electromagnetism principles Ferromagnetism vs paramagnetism vs diamagnetism Magnetic permeability definition Magnetic flux calculation History of magnetism #Magnetism #MagneticField #Electromagnetism #Physics #Science #Magnets #Ferromagnetism #MagneticForce #MagneticPoles #PhysicsExplained --- Electrical Machines full course (lectures): https://www.youtube.com/playlist?list=PL5TKV1tzb09lbVthPhckKZ7JsnwHkWmFP Electrical Machines solved problems (tutorials): https://www.youtube.com/playlist?list=PL5TKV1tzb09kPh9xyaU8yZC4ph305bTty Notes & more: https://engineeringdevotion.com