Electrical Machines-II
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Follow on Instagram for UpdatesElectrical Machines-II Syllabus — Unit-wise Content
The official GTU curriculum for Electrical Machines-II (subject code BE04009011) as prescribed for Electrical Engineering · Semester 4 divides the course into 5 units, covering 57 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (BE04009011)Unit 1 DC Machines
- Construction and Working: Basic construction and operating principles
- DC Generator: Induced EMF equation
- field excitation types (separately excited
- voltage build-up in a shunt generator
- critical field resistance, and speed
- DC Motor: Back EMF and torque equations
- armature circuit equation
- field excitation types
- performance characteristics, and speed control methods
- Losses and Efficiency: Overview of losses and efficiency considerations
Unit 2 Synchronous machines
- Constructional Details
- Working Principle
- Types of rotor (cylindrical and salient pole)
- Rotating Magnetic Field
- EMF equation
- Armature winding (Effect of distribution factor
- pitch factor)
- Armature Reaction
- its effects and remedies. 05 15
Unit 3 Synchronous Generator (Alternator)
- Equivalent circuit & Phasor diagram of synchronous machine as generator in different load conditions (R, L, C)
- Armature reaction and its compensation
- Power output equation
- SCR and its effects
- Voltage Regulation
- Methods to find voltage regulation: Synchronous impedance method
- MMF method
- ZPF method
- Operating characteristics of synchronous machines
- Effects of harmonics on induced emf, Salient pole machine – two reaction theory
- power angle characteristics
- Sudden short circuit and unbalance conditions
- Losses and efficiency
- Parallel Operation and Synchronization
- Operation on load & infinite bus, Synchronous Generator capability characteristics
Unit 4 Synchronous motors
- Expression for torque
- Phasor diagram of Synchronous motor
- Starting methods of synchronous motor
- Speed regulation
- Effect of excitation
- Losses and efficiency of motor
- Application of synchronous motor as phase modifier and synchronous 06 15 Program Name: Bachelor of Engineering Level: UG Branch: Electrical Engineering Subject Code: BE04009011 Subject Name: Electrical Machines-II condensers
- V-curves of Synchronous motors
- Power developed by Synchronous motor and stability
- Power stages
Unit 5 Special machines
- Permanent Magnet DC Motor (PMDC): Construction
- working, and applications
- Brushless DC Motor (BLDC): Construction
- working principle
- control techniques, and applications
- Permanent Magnet Synchronous Machine (PMSM): Types (SPMSM
- operation, and applications
- Stepper Motor: Types (Variable reluctance
- Permanent Magnet
- working principle, and applications
- Switched Reluctance Motor (SRM): Construction
- Servo Motor: AC & DC servo motors
- working, and industrial applications
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