ELECTRICAL DEPARTMENT NOTICE BOARD

Laboratory Assignments

Semester : 7^TH Electrical

Subject: Design of AC Machines

Draw & write the following Assignments from the book “ELECTRICAL MACHINE DESIGN “ by   A. K. Sawhney

(1)Draw the following parts of three phase induction motor in SHEETS

10.2,3,4,8,9,10,12,14,15,16,17,18,27,29,36,41,43

(2)Draw the following parts of three phase synchronous machine in SHEETS

11.2,3,4,5,6,8,9,13,14,15,16,17,18,21,22,26,28,45

Write the following solved examples in file page with data sheet

(A)Design problem-1

Design a 2.2KW,400V,3-ɸ,50Hz,1500rpm squirrel cage induction motor. The machine is to be started with star-delta starter, the efficiency & power factor are 0.8 & 0.825 respectively. Assume cheap design.

(B)Design problem-1

Design a water wheel generator with the following specifications:

KVA=3000,  Phase=3,  Voltage=6600V,  Frequency=50Hz,  Connection=star,  RPM=187.5,  P.F.=0.8lag

(C) Draw the circle diagram for 5HP,200V,50Hz, 3-ɸ,4-pole ,star connected induction motor from the following data:

O.C. Test	200V	5A	350W
S.C. Test	100V	26A	1700W

                                                                             

ELECTRICAL ENGINEERING DEPARTMENT
Submission for subject : Design of AC Machine (7Th Elect)
BATCH	FROM		TO		Faculty
A1	100140109114		140140109013		VYD
A2	140140109014		140140109028		VGB
A3	140140109029		140140109044		ADP
A4	140140109045		140140109061		FKC
A5	140140109062		140140109074		SKP
B1	140140109075		140140109091		VYD
B2	140140109092		140140109108		VGB
B3	140140109109		150143109001		FKC
B4	150143109001		150144109001		VGB