Electrical LifeElectrical Life » | New way to build your and share with o...

[...] Induction motor as Transformer   The operation of an induction motor can be compared to that of a transformer. Both are singly energized devices. The stator and [...]

[...] Equivalent Circuit of Induction Motor When a voltage V1 is applied to stator terminals, a flux Φm is setup. This flux induces [...]

[...] , so as to follow the changes in currents. Production of rotating field in ac machines (induction motor) Figures 2.104 (a) and (b) show the condition at two different instants. Fig. 2.104 (a) shows [...]

[...] Speed Control of 3 Phase Induction Motors In an induction motor, rotor speed in given by When N = Ns(1—S)= 120f/p(1—S) Ns = Synchronous speed of [...]

[...] i am sharing this book with you for free. So, enjoy this book and read it and go ahead in electrical life. Download Right Click & Save link as = Download The post Electrical Equipment Handbook [...]

[...] Power System eBooks   Welcome to Electrical Life. Friend’s here in this post i am specially sharing all power system related ebook’ [...]

[...] and slip ring Motors   The post Squirrel cage and slip ring Motors appeared first on Electrical Life. [...]

[...] is Load Factor Must Watch The post The average load on a power station ? appeared first on Electrical Life. [...]

[...] , greater is the eddy current and greater the eddy current torque. When the rotor attains synchronous speed then there is no relative speed between the rotor and stator field hence torque due to eddy [...]

[...] Generators A Synchronous machine is a machine which operates at a constant speed known as synchronous speed. It may be a synchronous generator or synchronous motor. A synchronous generator converts [...]

[...] as shown in Fig. The stator poles are marked as Ns and Ss which are Fig. 1 rotating at synchronous speed in clockwise direction. At time instance 1, let the stator poles be situated at point 1 and [...]

[...] resolved into two rotating field of half amplitude rotating in opposite direction at synchronous speed. Each of the two rotating mmf waves produce torque due to induction motor action, and [...]

[...] Synchronous Condenser The power factor of a synchronous motor can be controlled over a wide range by adjusting its excitation. An over excited synchronous [...]

[...] SYNCHRONOUS MOTOR The construction of 3-phase synchronous motor is the same as that of a synchronous generator. A synchronous motor is a doubly excited [...]

[...] at a constant speed known as synchronous speed. It may be a synchronous generator or synchronous motor. A synchronous generator converts mechanical energy to electrical energy and synchronous [...]

[...] Reluctance start Induction motors.   An induction motor employing a stator with a non-uniform air gap is the reluctance [...]

[...] of 30° electrical in time causes a rotation of mrnf by 30°. Read about : Three phase Induction Motors Squirrel cage and slip ring Motors Thus the application of 3 phase currents to 3 phase [...]

[...] equivalent circuit of an induction motor involve considerable error. This is because in induction motors the no load current is about 25 – 40% of the full load stator current, whereas in [...]

[...] Speed Control of 3 Phase Induction Motors In an induction motor, rotor speed in given by When N = Ns(1—S)= 120f/p(1—S) [...]

[...] Squirrel Cage Motors   The rotor windings are in the form of bars (Copper or Aluminium) which are placed in the slots and are short [...]

[...] N2 = number of turns in series per phase of rotor Kb1, Kb1 = breadth factors for stator and rotor windings respective1y Kp1 , Kp2 = pitch factors for stator and rotor windings respectively S = slip N1 [...]

[...] in to any other forms like heat(heater), light (electric lamps), mechanical energy (electrical motors) etc.. ♦ More flexibility : Electrical energy can be easily transported from one place [...]

[...] term : Induction motor as Transformer, Induction motor, Induction motor , Transformer, Transformer Induction Motors. The post Induction motor as Transformer appeared first on Electrical Life. [...]

[...] star connected. The ends of three phase are tied to slip rings mounted on the motor shaft. The rotor slots are usually not parallel to the shaft but are skewed as shown in figure Skewing of rotor has [...]