Special Electrical Machines Interview Questions and Answers: Following are the below Special Electrical Machines Interview Questions and Answers, Special Electrical Machines Important Questions and Answers 1. Write down the equation…
Servo Type Voltage Regulator Working Principle: The main features of a servo type voltage regulator using an amplidyne is depicted in Fig. 19.8. The servo type voltage regulator system comprises…
Power Converters Articles: What is a Power Converter? Solid-state power converter are employed for obtaining the approÂpriate form of electrical energy such as direct current or adjustable-frequency alternating current (required…
Electrical Power Engineering Articles: This Electrical Power Engineering Articles which includes the following topics: Refrigeration Cycle Diagram Explain Vapour Compression Refrigeration System Explain Vapour Absorption Refrigeration System Thermoelectric Refrigeration System…
Thermal Relay Construction and Working Principle: Thermal Relay can operate on the principle of thermal effect of electric current. It consists of bimetallic strips which are used in small sizes…
Starting of Electric Drives: The most important processes associated with controlled electric drives are (i) starting, (ii) speed control (iii) braking, (iv) reversal of direction of rotation. All these are…
Nature of Electric Supply: The nature of electric supply available may be 3-phase ac, single-phase ac or dc. In case three-phase ac supply is available, polyphase induction motor, squirrel cage…
Protective Devices and Interlocks: Protective devices must be incorporated in the control circuit (or circuits) to interrupt the flow of current to the motor to guard against overloads or other…