EE6352 Electrical Engineering and Instrumentation Scanned Lecture Notes - All Units

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Anna University , Chennai

Department of B.E. Electronics and Communication Engineering

Third Semester

EE6352 Electrical Engineering and Instrumentation 

(Regulation 2013) 

Content :
UNIT-1
DC MACHINES

• Introduction
  
• Dc machines classification
  
• Construction of DC machines
  
• Working principle of dc generators
  
• EMF equation of DC generators
  
• Types of DC generators
  
• Characteristics of DC generators
  
• Working principle of DC generators
  
• Torque and speed equation of DC motors
  
• Types of DC motors
  
• Characteristics of DC motors
  

UNIT-2
TRANSFORMER

• Introduction
  
• Working principle
  
• EMF equation of transformer
  
• Transformer ratio (k)
  
• Ideal transformer on NO LOAD
  
• Practical transformer on NO LOAD
  
• Transformer on LOAD
  
• Equivalent circuit of transformer
  
• Voltage regulation of transformer
  
• Losses in a transformer
  
• Efficiency of a transformer
  

UNIT-3
INDUCTION MACHINE AND SYNCHRONOUS MACHINES

• Three phase induction motor
  
• Construction
  
• 1. Stator
  
• 2. Rotor
  
• Torque equation
  
• Equivalent circuit of induction motor
  
• Single phase induction motor
  
• Construction
  
• Working principle
  
• Double field revolving theory
  
• Types of single phase induction motor
  
• Classification
  
• Alternators
  
• Operation of alternators
  
• EMF equation of an alternators
  
• Voltage regulation
  
• Determination of voltage regulation
  
• V-curves for alternator
  

UNIT-4
BASICS OF MEASUREMENTS AND INSTRUMENTATION

• Performance characteristics of instruments
  
• Static characteristics
  
• Dynamic characteristics
  
• Systematic error
  
• Random error
  
• Classification of transducers
  
• Theory and operating principle
  
• Thermistors
  
• Advantage
  
• Disadvantage
  
• Linear variable differential transformer (LVDT)
  
• Construction
  
• Working
  
• Advantage
  
• Disadvantage
  
• Piezoelectric transducers
  

UNIT-5
ANALOG AND DIGITAL INSTRUMENTS

• Introduction
  
• Comparison of analog and digital instruments
  
• Digital voltmeters (DVM)
  
• Classification
  
• Digital multi meter (DMM)
  
• Storage oscilloscope
  
• Advantage
  
• Disadvantage
  
• BRIDGES
  
• Types
  
• DC bridges
  
• AC bridges
  
• Classification
  
• Wheatstone bridge
  
• Application
  
• Kelvin’s bridge
  
• Advantages
  
• Disadvantages
  
• Anderson bridges
  
• Wein bridges
  

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