Answer to Question #225502 in Electrical Engineering for Zoe

Question #225502
Question 6
6. A three-phase, 50 Hz, 667 MVA, 22 kV, 4-pole steam driven turbine
generator has an
1
Expert's answer
2021-08-16T02:19:32-0400

The synchronous electrical radial frequency 

"\\omega_{syn}= 2 \\pi f \\\\\n\\omega_{syn}= 2 \\pi (50)\\\\\n\\omega_{syn}= 314.2 rad\/s"


The kinetic energy of rotating mass at the synchronous speed

"KE= HS_{rated}\\\\\nKE= 4*667 *10^6\\\\\nKE= 2668*10^6\\\\\nKE=2.668*10^9 J"


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