Course Details

Subject {L-T-P / C} : EE3102 : Utilization of Electrical Energy {3-0-0 / 3}
Subject Nature : Theory
Coordinator : Prof. Subrata Karmakar


Illumination: Production of light - lighting calculations - determination of MHCP and MSCP - Polar curves of different types of sources - Rousseau’s construction - photometers - interior and exterior illumination systems - lighting schemes - Design of lighting schemes - factory lighting - flood lighting - electric lamps - gaseous discharge lamps - high pressure and low pressure neon signs - high frequency, low pressure discharge tubes. Electric furnaces and welding: Resistance, inductance and Arc Furnaces - Construction and fields of application - control equipment, high frequency dielectric heating, resistance - welding equipment - characteristics of carbon and metallic arc welding - butt welding - spot welding. Electro-chemical processes: Electrolysis – Electroplating – Electro deposition – Extraction of metals Current, Efficiency - Batteries – types – Charging Methods. Electric traction: Railway electrification – definition and analysis of traction effort – speed – time curve – traction motors - battery driven vehicles - energy efficiency drives – advanced speed control measures- tractive effort calculations - electric braking - control wire - A.C. traction - recent trend in electric traction. Refrigeration and air-conditioning: Control of temperature - basic wiring diagram - simple heat load and motor calculations. Air-conditioning - function of complete air conditioning system - type of compressor motor and fan motor-wiring diagram for a typical air conditioning unit.

Course Objectives

  1. To understand the basic concepts of illumination systems
  2. To understand the basic concept of design of lighting schemes
  3. To understand the fundamental requirements of railway electrification
  4. To understand the operation of refrigeration and air-conditioning control techniques

Course Outcomes

1. Students will be able to understand the basic concepts of illumination systems and concept of design of lighting schemes.
2. Students will be able to understand the construction and fields of application of resistance, inductance and arc furnaces.
3. Students will be able to assess the degree of adequacy level in electro-chemical processes in Industry.
4. Students can analyze problem related to railway electrification.
5. Students will understand the operation of refrigeration and air-conditioning control techniques.

Essential Reading

  1. S. C. Tripathy, Electric Energy Utilisation and Conservation, Tata McGraw Hill , 1991
  2. W. F. Stocker and J.W. Jones, Refrigeration & Air ConditioningRefrigeration & Air Conditioning, McGraw Hill , 1985

Supplementary Reading

  1. C. L. Wadhwa, Generation, Distribution and Utilization of Electrical Energy, New Age , 1989
  2. N.V. Suryanarayana, Utilisation of Electric Power, Wiley Eastern Ltd. , 1993