Page 38 - R2017 Final_BE Biomedical Curriculum and Syllabus - REC
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Department of BME, REC
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2. Dominique Placko,” Fundamentals of Instrumentation and Measurement”, ISTE Ltd, 1
edition, 2007.
3. Albert D.Helfrick and William D. Cooper.” Modern Electronic Instrumentation and
Measurement Techniques”, Prentice Hall of India,2007.
BM17303 ELECTRIC FIELDS AND MACHINES L T P C
2 0 2 3
OBJECTIVES
• To understand the basics of AC and DC machines
• To study the principles of static Electric and magnetic fields
• To understand the behaviour of electromagnetic field in any medium
UNIT I DC MACHINES 6
Construction of DC machines – theory of operation of DC generators –EMF equation - Types and
applications. Operating principle of DC motors – types of DC motors and their characteristics –
speed control of DC motors-Applications, Stepper motor and Applications.
UNIT II AC MACHINES 6
Single phase transformer construction and principle of operation – EMF equation of Transformer -
Transformer no–load phasor diagram –– Transformer on–load phasor diagram – Effect of load on
regulation and efficiency. Introduction to high frequency transformer Construction –Types.
Construction of single-phase induction motors – Method of starting, Types – split phase and
repulsion.
UNIT III STATIC ELECTRIC FIELD 6
Introduction to Co-ordinate System – Rectangular – Cylindrical and Spherical Coordinate System
Definition of Curl, Divergence and Gradient – Electric Field Intensity – Principle of Superposition –
Electric Field due to discrete and continuous charge distribution- Relationship between potential
and electric field – Electric polarization - Electric Flux Density – Gauss Law
UNIT IV STATIC MAGNETIC FIELD 6
The Biot-Savart Law in vector form – Magnetic Field intensity due to a finite and infinite wire
carrying a current I – Magnetic field intensity on the axis of a circular and rectangular loop carrying
a current I – Ampere’s circuital law and simple applications. Magnetic flux density – The Lorentz
force equation for a moving charge and applications – Force on a wire carrying a current I placed
in a magnetic field – Torque on a loop carrying a current I – Magnetic moment – Magnetic circuits –
B-H relationship.
UNIT V ELECTRIC AND MAGNETIC FIELDS IN MATERIALS 6
Poisson’s and Laplace’s equation – Nature of dielectric materials and dielectric strength - Definition
of Capacitance – Capacitance of various geometries using Laplace’s equation – Electrostatic
energy and energy density – Boundary conditions for electric fields – Electric current – Current
density – point form of ohm’s law – Definition of Inductance – loops and solenoids – Energy density
in magnetic fields – Nature of magnetic materials – magnetization and permeability - magnetic
boundary conditions-Sources and effects of electromagnetic fields-Maxwell’s equations (differential
and integral form)
TOTAL: 30PERIODS
Curriculum and Syllabus | B.E Biomedical Engineering | R 2017 Page 38
