# Induction, Synchronous and Spcial Electrical Machines Lab

## Direct Loading Test on 3-ph Alternator to Determine the Regulation and Efficiency

Experiment No. : 8 Experiment Name: Perform the direct loading test on the given three phase alternator and determine the regulation and efficiency. Objective: To perform the direct loading test on the given three phase alternator. To determine the regulation and efficiency. Theory: The voltage regulation of a synchronous generator [Alternator] can be determined by various methods. …

## Determine the Regulation and Efficiency of 3 ph Alternator from OC and SC Tests (Synchronous impedance method)

Experiment No.: 7 Experiment Name: Determine the regulation and efficiency of the given three phase alternator from OC and SC tests (Synchronous impedance method) Objective: To perform open circuit test on three phase alternator To perform short circuit test on three phase alternator To determine the regulation of that alternator To determine the efficiency of …

## Speed Control of the Given 3-phase Squirrel Cage Induction Motor using the VVVF Drive

Experiment No.: 6 Experiment Name: Speed Control of the Given 3-phase Squirrel Cage Induction Motor using the VVVF Drive Objective: To control the speed of the 3-phase squirrel cage induction motor using the VVVF drive To plot line voltage (VL) vs. speed (N) characteristics To plot frequency (f) vs. speed (N) characteristics Theory: VVVF stands …

## Dismantling and Reassembling of Single Phase Motors Used for Ceiling Fan

Experiment No.: 5 Expeiment Name: Dismantling and Reassembling of Single Phase Motors Used for Ceiling Fan. Objective: To dismantle and reassemble the single phase induction motor used in ceiling fan. Theory: The single-phase motors are more preferred over a three-phase induction motor for domestic, commercial applications. Because form utility, only single-phase supply is available. So, …

## Measure the Open Circuit Voltage Ratio of the 3-ph Slip Ring Induction Motor

Experiment No.: 4 (A) Experiment Name: Measure the open circuit voltage ratio of the 3-ph slip ring induction motor. Objective: To measure the open circuit voltage ratio of the 3-ph slip ring induction motor. Theory: This test is the routine type test of slip ring induction motor only as per IS:325. This test is applicable …

## No-load Test on 3-ph Squirrel Cage Induction Motor and Determine the Equivalent Circuit Parameters

Experiment No.: 3 Experiment Name: No-load Test on 3-ph Squirrel Cage Induction Motor and Determine the Equivalent Circuit Parameters. Objectives: To conduct no-load test on 3-ph Squirrel Cage Induction Motor To determine the equivalent circuit parameters Theory: In the no load test, the machine is run at no load, the slip is then quite small …

## Direct Load Test on the 3-ph Squirrel Cage Induction Motor and Plotting the i) Efficiency Versus Output, ii) Power Factor Versus Output, iii) Power Factor Versus Motor Current and iv)Torque – Slip/Speed Characteristics

Experiment No.: 2 Experiment Name: Perform the Direct Load Test on the Three Phase Squirrel Cage Induction Motor and Plot the i) Efficiency Versus Output, ii) Power Factor Versus Output, iii) Power Factor Versus Motor Current and iv)Torque – Slip/Speed Characteristics Objective: Theory: The load test on induction motor is performed to compute its complete …

## Identification of Different Parts for a Three Phase Induction Motor (along with Function and Materials)

Experiment No.: 1 Experiment Name: Identification of different parts (along with function and materials) for a given three phase induction motor. Objective: To identify (i) different parts (ii) function and (iii) materials of a three phase induction motor. Theory: The three phase induction motor is the most widely used electrical motor. Almost 80% of the …

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