Question

find the couple acting on the shaft of an eletric motor when developing a power 6280watt a speed 300 resolution per minute
​

Answer 1

Answer:

P = 9420 w = 9.420Kw

Speed (N)= 300 rpm

To find:

Couple acting on the shaft

Solution:

D = \sqrt[a]{\frac{ 1.33 * 10^6 * P}{N}}D=

a

N

1.33∗10

6

∗P

D = \sqrt[a]{\frac{1.33 * 10^6 * 9.420}{300} }

a

300

1.33∗10

6

∗9.420

D = 204.35mm