Sr. No. | Topics | Teaching Hours | Module Weightage |
---|---|---|---|
1 | Electrical Drives: An Introduction Electrical Drives-Advantages of electrical drives-components of electrical drives-selection of electrical drives | 4 | 10 % |
2 | Modelling of DC Machines: Theory of operation-Induced Emf-equivalent circuit & Electromagnetic Torque-Electro-mechanical Modelling-State-Space Modelling-Block Diagram & Transfer Function-Field Excitation-Measurement of Motor Constants | 6 | 14 % |
3 | Control of DC Drives: Controlled rectifier based drives, Modes of operation-Speed control & Drive classification-Closed Loop speed control of Drives | 8 | 19 % |
4 | Chopper Controlled DC Motor Drive: Introduction-Principle of operation of the Chopper-Four-quadrant Chopper Circuit-Chopper for Inversion-Model of Chopper-Input to the Chopper-Other Chopper Circuits-Closed Loop Operation. | 8 | 19 % |
5 | Frequency Controlled Induction Motor Drives: Introduction-static Frequency Changers-Voltage Source Inverter- Voltage Source Inverter driven induction motor—Voltage Waveforms, Real power, Reactive power, Speed control, Constant Volts/Hz control— Relation between voltage & frequency, Implementation of Volts/Hz strategy. Induction motor Speed control by the use of adjustable frequency PWM inverters—properties of PWM waveforms, single pulse modulation, Multi-pulse modulation, sinusoidal modulation | 8 | 19 % |
6 | Special Motor Drive: Stepper Motor Drive Stepper motors-variable reluctance, Permanent Magnet, Important Features of stepper motor, torque versus stepping rate characteristic, Drive circuit for stepper motors Introduction of Brushless DC motor Introduction of dc servo control | 8 | 19 % |
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