Why slip ring induction motor is not started with its slip ring short circuited?
The rotor of the slip ring induction motor is connected to the external resistances. When the motor is started, the total external resistance gets added … Read more
The rotor of the slip ring induction motor is connected to the external resistances. When the motor is started, the total external resistance gets added … Read more
The stator can either have a star or delta connection. Many motors have a winding scheme and coils with six connections that connect the windings … Read more
The reluctance is the property of the magnetic material, which provides opposition to the flow of magnetic flux through a given volume of space or … Read more
The transformer does not generate harmonics. The transformer has primary and secondary windings, which are inductive. The inductive load draws current linearly with the applied … Read more
The coil opposes the change of current flowing through it. This property of the coil is called Self-inductance. The opposition offered by a coil depends on the … Read more
Triplen harmonics are the odd multiples of third harmonics. The triplen harmonics orders are 3,9,15,21,. The triplen harmonic frequency is 150Hz,450 Hz,,750Hz etc. What are … Read more
Why Pressure Relief Device(PRD) for Oil Filled Transformer? The winding of the transformer is housed in the transformer oil tank. The oil is used in … Read more
This article describes why DC is not used in transformers. The transformer functions on the principle of Faraday’s Law of electromagnetic induction. When AC is … Read more
Induction motor as a rotating transformer: The rotor of the squirrel cage induction motor is short-circuited by end rings. When a three-phase supply is fed to … Read more
The Zener diode, as a voltage regulator, is used to get the fixed DC voltage for electronic circuits. In this post, we shall learn designing … Read more