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Electrical System Design IPU EEE notes and question paper free download
#1

SYLLABUS:-

UNIT-I 

Design of D.C Machines: Design specifications – output equation – output coefficient – specific loadings – choice of speed and number of poles – calculation of D and L – Armature design – choice of type of winding – number of sots – number of conductors per slot – current density – cross sectional area – slot insulation – length of air gap – field winding design – field ampere turns – excitation voltage per coil – conductor cross section – height of pole – design of ventilating ducts – design of commutator and brushes – Carter’s coefficient – real and apparent flux density.

UNIT- II 
Transformers: Design – single phase and three phase – output equation – specific magnetic loading – core design – single, stepped core – windings – number of turns – current density – area of cross section of conductors – types of coils – insulation – window area – window space factor – overall dimensions – cooling – design of cooling tank with tubes – design of distribution and power transformers – design of small transformers like 230V/6-0-6V. Heating, cooling and temperature rise calculation – Continuous, short time and intermittent rating.

UNIT-III 
Design of Synchronous Machines: Specific loading – output equation – output coefficient – main dimensions – types of winding – design of field system – turbo alternator – main dimensions – stator design – rotor design – damper winding design – comparison of water wheel and turbo alternators, cooling of turbo alternator. Design of three phase Induction motors: output equation – output coefficient – main dimensions – rotor bar currents.

UNIT-IV 
Estimate the quantity of materials required and draw the electrical wiring layout of 
(a) residential building 
(b) Multi-storied building using rising mains 
© factory with one number of small and high rating motor at LT ot HT supply and many number of connected loads with suitable starters/switches and control panels 
(d) Cinema hall design, layout and estimation of power supply arrangement for 
(1). A bulk Industrial consumer 
(2) An underground power supply 
(3) An Over head line to a rural consumer. 
Estimate and draw the layout of 
(1) indoor 
(2) outdoor 11KV transformer station with all accessories – single line diagram and physical layout 
Design and draw the typical earthing installation like 
(1) pipe earthing 
(2) Plate earthing
(3) earth mat/grid.

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