Difference between Current Transformer(CT) & Potential Transformer(PT)
One of the major differences between a current transformer and a potential transformer is that the current transformer steps down the high value of current
Machines
An electrical machine converts mechanical energy into electrical energy or vice versa. The transformer is also an electrical machine which transform the voltage without changing the frequency. We will discuss about the;
- DC Motor
- DC generator
- Induction Motor
- Transformer
- Electrical drives
- Alternator or synchronous generator
Losses and Efficiency of an Alternator
This article describes the losses and efficiency of an alternator. An Alternator is an electromechanical machine that converts mechanical energy into electrical energy. It is
Applications of Variable Frequency Drives(VFDs)
This article describes applications of variable frequency drives(VFDs). A variable frequency drive (VFD) or inverter is a controller for electric motors commonly used in electromechanical
Buchholz Relay: Working Principle, Construction and Operation
Buchholz relay, like any other relay, is a sensing device used to sense abnormal working of a transformer in a critical operation like a power
Types of Motors Used in an Elevator (Elevator Motor)
This article describes the different types of electric elevator motors. We will also discuss the suitability of different types of electric motors for elevator applications,
General Features of Traction Motors: Mechanical Features & Electrical Features
The traction motor is an essential component in electric vehicles, including locomotives, elevators, conveyors, and trolleybuses. It is designed to drive high starting torque-demanding loads
Desirable Characteristics of Traction Motors
A traction motor is an electric motor used in trains to convert electrical energy into mechanical energy, producing torque to rotate the wheels. The torque
Difference Between Ideal and Real or Practical Transformer
An ideal transformer is an imaginary or hypothetical model of a transformer that has zero energy losses in it. whereas a practical transformer has energy
Why DC Series Motor has High Starting Torque?
DC series motor is widely used for high inertia loads like Hoists, cranes, Rotary Kiln, and Traction that require high initial torque at the start.
Can Protection CT be used as Metering CT & Vice Versa?
We can not use the protection class CT in place of metering CT & vice versa. Protection class CT and metering class CT are used