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Forum: Tech Log

15th May 2007, 12:03

Replies: 81

115V/400Hz

Views: 39,695

Posted By hetfield

BTW A380 and B787 will have 380Hz - 800Hz AC...

BTW

A380 and B787 will have 380Hz - 800Hz AC power

Forum: Tech Log

14th May 2007, 15:16

Replies: 81

115V/400Hz

Views: 39,695

Posted By hetfield

Sorry for wrong spelling. Obviously it's sine not...

Sorry for wrong spelling. Obviously it's sine not sinus.

Forum: Tech Log

14th May 2007, 11:18

Replies: 81

115V/400Hz

Views: 39,695

Posted By hetfield

@Rainboe

Like I said, the answer is WEIGHT.

400 Hz alternators/generators and transformers need less copper and iron.

Forum: Tech Log

14th May 2007, 11:05

Replies: 81

115V/400Hz

Views: 39,695

Posted By hetfield

@Rainboe

The gearing wouldn't be a problem, just a matter of number of teeth.

3 phase means basicly three AC circuits. On an oscilloscope you would see three sinus curves shifted by 120 degrees. Much more...

Forum: Tech Log

14th May 2007, 10:52

Replies: 81

115V/400Hz

Views: 39,695

Posted By hetfield

The advantage of high-frequency alternators is...

The advantage of high-frequency alternators is that they require fewer copper coils in order to generate the necessary electrical current. This reduction in material allows the alternator to...

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