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Basic Electrical Engineering Laboratory (ES 191 & ES 291)

Sl No.

Name of Experiment

Equipment

No. of Setup

1

Characteristics of fluorescent lamps

Fluorescent lamps with complete setup

2

2

Characteristics of tungsten and carbon filament lamps

Tungsten and carbon filament lamps with complete setup

2

3

Verification of thevenin’s theorem

Trainer kit

2

4

Verification of norton’s theorems

Trainer kit

2

5

Verification of maximum power theorem

Trainer kit

2

6

Verification of superposition theorem

Trainer kit

2

7

Study of R-L-C series circuit

Exp. setup

1

8

Study of R-L-C parallel circuit

Exp. setup

2

9

Calibration of ammeter and voltmeter

Exp. setup

2

10

Open circuit and short circuit test of a single phase transformer

Single phase transformer

2

11

No load characteristics of dc shunt generators

Dc shunt generator

2

12

Speed control of dc shunt motor

Dc shunt motor

1

13

Measurement of power in a three phase circuit by two wattmeter method

Two wattmeter, 3 phase autotransformer

2

Beyond the Syllabus:

1. Verification of kirchhoff’s voltage law (KVL) and kirchhoff’s current law (KCL) using mesh and nodal analysis of the given circuit.

2.  Verification of millman's theorem.

3.  Polarity test of a single phase transformer.

4.  Study the load characteristics of a dc shunt generator.

   

  

Circuit & Networks Laboratory (EE 391)

Sl No.

Name of Experiment

Equipment

No. of Setup

1

Transient response of R-L network: simulation with PSpice /hardware

Experimental setup with digital storage oscilloscope

2

2

Transient response of R-C network: simulation with PSpice /hardware

3

Transient response of R-L-C series circuit: simulation with PSpice/ hardware

Experimental setup with CRO

2

4

Determination of impedance (z) and admittance (y) parameter of two port network: simulation/hardware

Experimental setup

2

5

Frequency response of low pass and high pass filters: simulation / hardware

Experimental setup

2

6

Generation of periodic, exponential, sinusoidal, damped sinusoidal, step, impulse, ramp signal using MATLAB in both discrete and analog form

Computers with MATLAB, PSpice and Windows 7 operating system

18

7

Determination of laplace transform and inverse laplace transform using MATLAB

8

Amplitude and phase spectrum analysis of different signals using MATLAB

9

Verification of network theorem using PSpice

Beyond the Syllabus:

1.  Determination of ABCD and h parameters of a two port network.

2.  Representation of poles and zeros in s-plane, determination of partial function expansion in s-domain and cascade connection of second order systems using MATLAB.

3.  Amplitude and phase spectrum analysis of different signals using MATLAB.

 

  

  

Electric Machine Laboratory (EE 491 & EE 591)

Sl No.

Name of Experiment

Equipment

No. of Setup

1

Study of the characteristics of a separately excited dc generator

Separately excited dc generator with complete experimental setup

1

2

Study of the characteristics of a dc shunt motor

Dc shunt motor with complete experimental setup

1

3

Study of methods of speed control of dc shunt motor

Dc shunt motor with complete experimental setup

1

4

Study of the characteristics of a compound dc generator (short shunt)

Compound dc generator (short shunt) with complete experimental setup

1

5

Measurement of speed of dc series motor as a function of load torque

Dc series motor with complete experimental setup

1

6

Study of equivalent circuit of a single phase transformer

Single phase transformer with complete experimental setup

1

7

Polarity test on a single phase transformer & study of different connections of three phase transformer

3 single phase transformer with complete experimental setup

1

8

Study of equivalent circuit of three phase induction motor by no load and blocked rotor test

Three phase induction motor with complete experimental setup

1

9

Study of performance of wound rotor induction motor under load

Wound rotor induction motor with complete experimental setup

1

10

Study of performance of three phase squirrel- cage induction motor –determination of Iron-loss, friction & windage loss

Three phase squirrel- cage induction motor

1

11

Different methods of starting of a 3 phase cage induction motor & their comparison [dol, auto transformer & star-delta]

3 phase squirrel cage induction motor [dol, auto transformer & star-delta starter]

1

12

Speed control of 3 phase squirrel cage induction motor by different methods & their comparison [voltage control & frequency control]

3 phase squirrel cage induction motor with complete experimental setup

1

13

Speed control of 3 phase slip ring induction motor by rotor resistance control

3 phase slip ring induction motor with complete experimental setup

1

14

Determination of regulation of synchronous machine by potier reactance method

Synchronous alternator – dc shunt motor with complete experimental setup

1

15

Determination of regulation of synchronous machine by synchronous impedance method

Synchronous alternator – dc shunt motor set with complete setup

1

16

Determination of equivalent circuit parameters of a single phase induction motor

Single phase induction motor

1

17

Load test on single phase induction motor to obtain the performance characteristics

Single phase induction motor

1

18

To determine the direct axis reactance [xd] & quadrature axis reactance [xq] of a 3 phase synchronous machine by slip test

Synchronous alternator – dc shunt motor set with complete setup

1

19

Load test on wound rotor induction motor to obtain the performance characteristics

Wound rotor induction motor

1

20

To make connection diagram to full pitch & fractional slot winding of 18 slot squirrel cage induction motor for 6 poles & 4 pole operation

Induction motor for 6 poles & 4 pole operation

1

21

To study the performance of induction generator

Induction generator

1

22

Parallel operation of 3 phase synchronous generators

3 phase synchronous generators

1

23

V-curve of synchronous motor

Synchronous motor

1

Beyond the Syllabus:

1. Study of external characteristics of dc shunt generator.

2. Mathematical modeling of dc machines.

3. Study of torque-speed characteristics of three phase asynchronous machines using MATLAB.

4. Study of position control using dc servomotor.

     

      

Electrical & Electronic Measurement Laboratory (EE 492)

Sl No.

Name of Experiments

Equipment

No. of setup

1

Measurement of low resistance

Kelvin double bridge trainer kit

1

2

Measurement of capacitance

De sauty bridge trainer kit

1

3

Measurement of inductance

Anderson bridge

1

4

Measurement of frequency

Wien’s bridge trainer kit

1

5

Single phase energy meter

Calibration kit

1

6

Measurement of power

Instrument transformer

1

7

Measurement of power

Polyphase circuit

1

8

Moving iron and electrodynamometer type wattmeter by potentiometer

Calibration kit

1

9

PMMC, MI, Dynamometer,  transparent CRO, transparent digital multi-meter  for observational purpose

PMMC, MI, Dynamometer,  transparent CRO, transparent digital multi-meter

6

10

A-D conversion

Trainer kit

1

11

D-A conversion

Trainer kit

1

12

Static characteristic of PMMC & MI instrument

Trainer kit

1

13

Dynamic characteristic of  PMMC & MI instrument

Trainer kit

1

14

Measurement of different electrical parameter

DMM  trainer kit

1

15

Data acquisition system(DAS)

Trainer kit

1

16

Analysis of wave and spectrum

Q-meter

1

17

V-I and I-V converter

Trainer kit

1

18

Error analysis

Statistical analysis kit

1

19

VCO and PLL study

Trainer kit

1

Beyond the Syllabus:

1. Study of static characteristics of measuring instruments.

2. Study of dynamic characteristic of a measuring instrument.

    

      

Power System Laboratory (EE 592 & EE 692)

Sl No.

Name of Experiment

Equipment

No. of Setup

1

Determination of the generalized constants A, B, C, D of long transmission line

Complete experimental setup with T/pie network and phase angle meter

1

2

Simulation of dc distribution by network analyzer

Network analyzer with complete experimental setup

1

3

Measurement of earth resistance by earth tester

Earth resistance tester

1

4

Dielectric strength test of insulating oil

Sphere gap arrangement

1

5

Determination of breakdown strength of solid insulating material

Complete experimental setup

1

6

Different parameter calculation by power circle diagram

Complete experimental setup with T/pie network, phase angle meter, tri vector meter

1

7

Study of different types of insulator

Suspension disc, pin, shackle

1

8

Active and reactive power control of alternator

Dc shunt motor-alternator set, with complete experimental setup

1

9

Dielectric constant, tan delta, resistivity test of transformer oil

Complete experimental setup for measurement of dielectric loss angle of transformer oil

1

10

Study and analysis of an electrical transmission line circuit with the help of PSpice

Pc with PSpice and Windows 7

2

11

Study on (i) on load time delay relay (ii) off load time delay relay

Experimental setup with on load time delay relay and off load time delay relay

1

12

Polarity, ratio and magnetization characteristics test of current transformer & potential transformer

Experimental setup with CT, PT

1

13

Testing on under voltage relay

Experimental setup with under voltage relay

1

14

Testing on earth fault relay

Experimental setup with earth fault relay

1

15

Study on dc load flow

22 computers with windows 7 operating system and MATLAB software, PSpice software.

MiPower – 10 users

ETAP – 15 users

10

16

Study of ac load flow using gauss – seidel method

17

Study of ac load flow using newton raphson method

18

Study on economic load dispatch

19

Study of transformer protection by simulation

20

Study of generator protection by simulation

21

Study of motor protection by MiCOM relay

Experimental setup with  MiCOM relay

1

22

Study of different characteristics of over current relay

Experimental setup with over current relay

1

23

Computation of scheduling of thermal power plants without network losses

Computers with  MiPower

10

24

Computation of P-V and Q-Z profiles in simple power systems

25

Application of swing equation and its solution to determine transient stability

26

Simulation of LFC for two area power system

27

Economic load dispatch considering network losses

28

Simulation of reactive power by STATCOM

Beyond the Syllabus:

1. Determination of insulation strength of paper.

2. Study of ferranti effect using MATLAB/SIMULINK.

3. Study of CT saturation characteristics.

4. Symmetrical fault analysis using Mi-Power.

       

     

Control Systems Laboratory (EE 593 & EE 691)

Sl No.

Name of Experiments

Equipment

No. of setup

1

Familiarization with MATLAB control system tool box,  MATLAB simulink tool box & PSpice

Computer with Windows 7 operating system and  MATLAB and PSpice software

5

2

Determination of step response for first order & second order system with unity feedback on CRO & calculation of control system specification like time constant, % peak overshoot, settling time etc. from the response

3

Simulation of step response & impulse response for type-0, type-1 & type-2 system with unity feedback using MATLAB  & PSpice

4

Determination of root locus, bode plot, nyquist plot using  MATLAB control system tool box for 2nd order system & determination of different control system specification from the plot

5

Determination of PI, PD and PID controller action of first order simulated process

PID controller, DSO

1

6

Tuning of P, PI, and PID controller for first order plant with dead time using z-n method. Process parameters (time constant and delay/lag) will be provided, the students would compute controller gains by using z-n method. Steady state and transient performance of the closed loop plant with and without steady disturbances will have to be noted. Theoretical phase and gain margins will have to be manually computed for each gain settings

PID controller, DSO

1

7

Determination of approximate transfer functions experimentally from bode plot

Computer with windows 7 operating system and  MATLAB and PSpice software

3

8

Evaluation of steady state error, setting time , percentage peak overshoot, gain margin, phase margin with addition of lead compensator & by compensator in forward path transfer function for unity feedback control system using PSpice or otherwise

9

Study of a practical position control system. Obtaining closed step responses for gain setting corresponding to over-damped and under-damped responses. Determination of rise time and peak time using individualized components in simulink. Determination of un-damped natural frequency and damping ratio from the experimental data

10

Design of lead and lag compensation using cascade tools (plant transfer function will be provided. Step response is to be obtained

Linear system simulator and DSO, Compensation design – 1

2,2,1

11

State variable analysis using cascade command tool. Familiarization and use of cascade command for state variable analysis. Obtaining transfer function from SV model and vice versa. Obtaining step response for a SISO system given in SV form

Computer with windows 7 operating system and  MATLAB and PSpice software

2

12

State variable analysis using cascade block diagram tool familiarization and use of cascade block diagram tool for state variable analysis. Obtaining step response and initial condition response for a single input, two output system given in SV form

Computer with windows 7 operating system and  MATLAB and PSpice software

13

Performance analysis of a discrete time system using cascade tool. Familiarization and use of cascade block diagram tool for digital control system. Study of closed response of a continuous system with a digital controller with sample and hold

Ac, dc position control and motor unit

1,1,2

14

Studying the effects of nonlinearity in a feedback controlled system using time response. Determination of step response with a limiter nonlinearity introduced into the forward path of 2nd order unity feedback control systems. The open loop plant will have one pole at the origin and the other pole will be in LHP or RHP. To verify that (i) with open loop stable pole, the response is slowed down for larger amplitude input and (ii) for unstable plant, the closed loop system may become oscillatory with large input amplitude

Computer with windows 7 operating system and MATLAB and PSpice software

2

15

Studying the effects of nonlinearity in a feedback controlled system using phase plane plots. Determination of phase plane trajectory and possibility of limit cycle of common nonlinearities. Cascade block diagram tool will be used

Computer with windows 7 operating system and MATLAB and PSpice software.

Beyond the Syllabus:

1. Study of transient response analysis of dc motor using MATLAB/SIMULINK.

2. Tuning of PID controller using z-n method.

3. Mathematical modeling of field controlled and armature controlled dc motor using MATLAB/SIMULINK by state variable analysis.

4. Compensator design using MATLAB.

      

       

Power Electronics Laboratory (EE 693)

Sl No.

Name of Experiment

Equipment

No. of Setup

1

Study of the characteristics of an SCR

Trainer kit

1

2

Study of the characteristics of a TRIAC

Trainer kit

1

3

Study of different triggering circuits of SCR

Trainer kit

1

4

Study of firing circuits suitable for triggering SCR in a single phase fully controlled bridge converter

Trainer kit

1

5

Study of the operation of single phase fully controlled bridge converter

Trainer kit

1

6

Study of single phase half controlled symmetrical and asymmetrical bridge converters

Trainer kit

1

7

Study of step down chopper

Trainer kit

1

8

Simulation of single phase controlled converter with & without the source inductance

Computers with operating system windows 7 and PSIM

10

9

Simulation of step up and step down chopper with MOSFET and GTO

10

Simulation of single phase half controlled symmetrical and asymmetrical bridge converters

11

Simulation of PWM bridge inverter using MOSFET with R-L load

12

Simulation of three phase ac regulator

Beyond the Syllabus:

1. Study of VSI fed induction motor drive using PSIM software.

2. Study of BLDC motor drive with 6 pulse operation using PSIM software.

 

 

        

         

Electric Drives Laboratory (EE 791)

Sl No.

Name of Experiment

Equipment

No. of Setup

1

Study of thyristor controlled dc drive

Experimental setup with dc motor

1

2

Study of chopper fed dc drive

Experimental setup with dc motor

1

3

Study of ac single phase motor-speed control using TRIAC

Experimental setup with ac motor

1

4

PWM inverter fed 3 phase induction motor control using PSpice / MATLAB / PSIM software

Pc with windows 7 and CASPOC software

16

5

VSI / CSI fed induction motor drive analysis using  PSpice  / MATLAB / PSIM software

6

Study of permanent magnet synchronous motor drive fed by PWM inverter using software

7

Study of v/f control operation of 3 phase induction motor drive

Experimental setup with 3 phase induction motor and v/f drive

1

8

Regenerative / dynamic braking operation for dc motor - study using software

Experimental setup with dc motor

1

9

Regenerative / dynamic braking operation of ac motor - study using software

Experimental setup with induction motor

1

10

PC/PLC based ac/dc motor control operation

Dc motor, ac motor, computer with windows XP operating system and PLC software

1

Beyond the Syllabus:

1. Chopper fed dc motor drive using software.

2. Speed control of BLDC motor using software.

                 

       

Electrical System Design Laboratory (EE 782 & EE 882)

Sl No.

Name of Experiment

Equipment

No. of Setup

1

Familiarization of synchronous machine, single phase & three phase induction machine, dc machine, single phase & three phase transformers with the help of cut section models

Cut section model of each set

1

2

Familiarization with the construction of single phase fan. (Students should be able to understand windings, rotor and starting of the fan)

Cut section model of each set

1

3

Design & fabrication of air and iron core inductor

Fabrication tool

1

4

Design & fabrication of small single phase transformer, 100 VA, 220/12 V

Fabrication tool

1

5

Design & fabrication of 10 W wire wound resistor

Fabrication tool

1

6

Introduction to computer aided machine design

Techmo and Tectram software each having 10 user license, with 10 pc’s having operating system windows 7

10

7

Wiring and installation design of a multistoried residential building (G+4,not less than 16 dwelling flats with a lift and common pump)

Dialux  software with IES setup file

Beyond the Syllabus:

1. Road lighting design by lighting design software.

2. Flood lighting design by lighting design software.

         

               

Process Control Laboratory

Sl No.

Name of Experiment

Equipment

No. of Setup

1

Complete set of process control unit  for temperature & pressure using  analog transmitter & computer interface with PID control full set without pc

Temperature & pressure measurement and  control using pc driven PID controller(s/w)

1

2

Complete set of process control unit for level & flow using analog DP transmitters & computer interface with PID control full set without pc

Control unit for level & flow measurement and  control using pc driven PID controller(s/w) & pneumatic control valve

1

3

PLC trainer package

PLC trainer kit

1

Beyond the Syllabus:

1. Dead weight tester.

2. Temperature measurement using thermocouple (J type T/c).

3. Temperature measurement using thermocouple (Pt 100 type).

4. Measurement of velocity of flow of water by head type flow meter (Orifice, Venturi, Pitot).

5. Level measurement using capacitive type level measuring sensor.

6. Measurement of velocity of flow of water by variable area type flow meter (Rotameter).

7. Measurement of moisture using IR moisture balance kit.

8. Measurement of viscosity using Redwood viscometer.

          

       

Note: All the laboratories of Electrical Engineering department are fed from 110 V AC supply.

Important contacts
 
Prof. (Dr.) Abhijit Lahiri (HOD)
abhijit.lahiri@skf.edu.in
9674246187
Mr. Suryendu Das Gupta (TIC)
suryendu.dasgupta@skf.edu.in
9433813455
Prof. (Dr.) Tapas Kumar Sengupta
tksengupta@skf.edu.in
9830263544
Mrs. Sukanya Dutta (Das)
sukanya.dutta@skf.edu.in
9007845717
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