Electrical machine 2
Clear your basic concepts of armature winding as well as concepts of pole pitch, coil span, distribution factor etc.
Concepts of the type of rotor in a synchronous machine.
Concepts of rotating magnetic field in the electric machine.
Concepts of voltage regulation and solved numerical on it by a different method.
The sequence of a unit-
Unit 1-
- Why armature in stator and field on the rotor?
- Compare the difference between the type of rotor.
- Definition relates to Armature winding.
- Concepts of Damper Winding.
- Concepts of the excitation system of the synchronous machine.
- Practice numerical form questions bank, Asfaq Husain, VK Mehta Theory.
Unit6-
- Clear concepts about the basic principle of all special machine.
- Hysteresis motor
- Reluctance motor
- Universal Motor
- BLDC motor
- Repulsion Motor
- Practice diagram of all special machine
- Practice equation and characteristics for all type of special machine.
- Also, know the application of all type of special machine.
Unit 3-
- The practice of derivation of all method for finding voltage regulation.
- Concepts of lagging, leading, unity power factor.
- Concepts of armature reaction in a synchronous machine.
- Solved all kind of numerical from Ashfaq Husain, Question Bank etc.
Unit4-
- Concepts of the principle of the synchronous motor.
- Concepts of starting of the synchronous motor.
- Comparison of the Synchronous motor and Induction motor.
- Concepts of normal excitation, overexcitation and under excitation.
- Concepts of power angle characteristics.
- The practice of numerical from different books and question bank.
Unit 5-
- Concepts of transient, sub-transient and steady-state behavior.
- Concepts of a short circuit.
- The practice of numerical from different books and question bank.
Unit 3-
- Parallel operation of alternator.
- Synchronization of the alternator.
- The concept of –ve sequence, +ve sequence and zero sequences of synchronous machine
- Concepts of SCR ratio/ V and inverted V curve
- The practice of numerical from different books and question bank.
- Books – Asfaq Hussain, VK Mehta, Nagrath & Kothari, B.L.T
Electrical Power System 1
The sequence of a unit-
Unit 1-
- Concepts of an electrical power system with single line diagram with voltage level.
- Concepts of substation and apparatus used in the substation.
- Concepts of Indoor, outdoor, pole mount substation.
- Concepts of Differance between AC and DC transmission and different voltage level in AC transmission.
- Concepts of load and frequency and characteristics of the load.
Unit 3-
- Concepts of the distribution system.
- Classification and components of the distribution system.
- Concepts of the insulator and solved numerical and derivation on string insulator from VK Mehta.
- Concepts of Ferranti and proximity effect.
Unit2-
- Concepts of per unit system.
- Practice numerical on PU system from different books and questions bank.
Unit 4-
- Concepts of Vector Algebra, pi- Method, T- Method and Network parameter.
- Concepts of classification of transmission line.
- Practice derivation of Short Transmission line and Medium transmission line by pi and T method from VK Mehta.
- Derivation of the Long transmission line from VK Mehta.
- Solved all numerical from VK Mehta. (Performance of transmission line).
Unit6-
- Concepts of the automatic voltage regulator.
- Concepts of Load frequency controller
- Concepts of speed governing system for turbogenerator.
- Concepts of Economic operation of the power system
- Concepts of Reactive power compensation
- Concepts of Explain reactive power sharing between two alternators in parallel
- Solved numerical from Modern power system analysis by Nagrath and Kothari.
Unit 5-
- Concepts of different type of bus.
- Concepts of static load flow equation (SLFE).
Utilization of electrical energy
Concepts of convection, conduction, and radiation of heat.
Concepts of power dissipation and power consumed.
The sequence of a unit-
Unit 1-
- Concepts of electric heating and its advantage.
- Classification of electric heating.
- Watch animation video of the different type of electric heating on YouTube.
- Solved all numerical from UEE J B Gupta
Unit (Refrigeration and air-condition)
- Concepts of terminology related to RAC.
- Concepts of Summer, Winter, Central AC system.
- Concepts of the water cooler.
- Concepts of the desert cooler.
- Concepts of the refrigeration system.
Unit (Illumination)
- Definition of different terms related to illumination and its SI unit.
- Law of illumination.
- Concepts of the Polar Curve.
- Solved all numerical from UEE- J B Gupta.
- Working with the different type of electric lamp.
- Concepts of CRI.
Unit(5&6)-
- Concepts of all type of pump and compressor.
- Concepts of energy saving for equipment.
Unit 2
ELECTRICAL MACHINE DESIGN
It is a very scoring subject which can easily be achieved by your concepts and practice.
Clear basic concepts of Heating and cooling of the machine, Designing of rotating machine as well as the transformer.
The sequence of a unit-