TINT

Techno International New Town (Formerly known as Techno India College of Technology)

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ES-EE 191 (1st Semester)


Major Equipments:

  •  R-L, R-C and R-L-C series and parallel compact kit.
  •  R-L-C series and parallel circuit set up.
  •  R-L-C series resonance frequency determination kit. 
  •  Single phase transformer set-up.
  •  DC machine, Induction machine, Synchronous machine and single phase induction machine.
  •  Three phase transformer.
  •  Three phase circuit
  •  Separately excited DC motor experiment set up.
  •  DC-DC converter, DC-AC converter.
  •  Components of LT switchgear.
  •  Fluorescent Lamp,Heavy duty copper polyester choke,Starter,Variac.
  •  Carbon lamp,Rheostat,Capacitor,Portable 1Ø Wattmeter.
  •  1Ø Variac, Portable 1Ø Wattmeter (L.P.F), Tungsten Filament Lamp,Dynamometer type wattmeter.
  •  Analog voltmeters,Analog Ammeters,Portable 1Ø Wattmeter (U.P.F).
  •  Digital Voltmeters,Digital Ammeters, Multimeters, Oscilloscope, 3 Point Starter,Moving Iron Voltmeter.
  •  DC voltage sources,Resistors,Variable resistors(Pot).
  •  Superposition, Thevenin, Norton, Maximum Power Transfer Theorems’ test kits.


Experiment List:

  •  First activity: Introduction to basic safety precautions and mentioning the do’s and Don’ts. Noting a list of experiments to be performed, and instructions for writing   the laboratory reports by the students. Group formation. Students are to be informed about the modalities of evaluation.
  •  Introduction and uses of following instruments: (a) Voltmeter (b) Ammeter (c) Multimeter (d) Oscilloscope Demonstration of real life resistors, capacitors with color   code, inductors and autotransformer.
  •  Demonstration of cut-out sections of machines: DC machine, Induction machine, Synchronous machine and single phase induction machine.
  •  Calibration of ammeter and Wattmeter.
  •  Determination of steady state and transient response of R-L, R-C and R-L-C circuit to a step change in voltage.
  •  Determination of steady state response of R-L and R-C and R-L-C circuit and calculation of impedance and power factor.
  •  Determination of resonance frequency and quality factor of series and parallel R-L-C circuit.
       (a) Open circuit and short circuit test of a single-phase transformer.
       (b) Load test of the transformer and determination of efficiency and regulation.
  •  Demonstration of three phase transformer connections. Voltage and current relationship, phase shifts between the primary and secondary side.
  •  Measurement of power in a three phase unbalanced circuit by two wattmeter method.
  •  Determination of Torque –Speed characteristics of separately excited DC motor.
  •  Determination of Torque speed characteristics and observation of direction reversal by change of phase sequence of connection of Induction motor.
  •  Determination of operating characteristics of Synchronous generator.
  •  Demonstration of operation of (a) DC-DC converter (b) DC-AC converter (c) DC-AC converter for speed control of an Induction motor
  •  Demonstration of components of LT switchgear.

Beyond the Curriculum:

  • Connection and measurement of power consumption of fluorescent lamps.
  • V-I characteristics of carbon filament lamps.
  •  Verification of the Thevenin's Theorem.
  •  Verification of the Norton's Theorem.
  •  Verification of the Superposition Theorem.
  •  Verification of the Maximum Power Transfer Theorem.
  •  Starting and Speed control of a DC shunt motor.
  •  Calibration of M. I. type voltmeter and ammeter by DC Potentiometer