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To: John W

Oh great! The AC line frequency in the US has been 60HZ since the beginning of time. Do these people realize how many devices and processes will be screwed up by this? A lot of machinery relies on induction motors who’s running speed is reliant on line frequency.


5 posted on 06/24/2011 11:50:36 PM PDT by factoryrat
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To: factoryrat

Thats what I was thinking when I posted this, unless I’m missing something.


6 posted on 06/24/2011 11:53:54 PM PDT by John W (Natural-born US citizen since 1955)
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To: factoryrat

According to the article the maximum variation would be about 14 seconds a day.


7 posted on 06/24/2011 11:56:05 PM PDT by Moonman62 (The US has become a government with a country, rather than a country with a government.)
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To: factoryrat

Do these people realize how many devices and processes will be screwed up by this? A lot of machinery relies on induction motors who’s running speed is reliant on line frequency.


I suppose you could look at this in two ways.

1. It’s time to screw around with the public even more and in ways that are hard to detect. Thus messing up individual and public perceptions of everything.

2. Trying to mess up as many reliable and ‘older’ machinery processes so that business and individuals will need to invest in newer more ‘reliable’ machinery. That can also be controlled through the smart meters, oh by the way.

Dear Lord forgive me, I am getting to be very paranoid.


26 posted on 06/25/2011 3:45:13 AM PDT by The Working Man
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To: factoryrat

That’s why one fellow in the article stated that a lot of things would break and we wouldn’t know why.


36 posted on 06/25/2011 5:47:03 AM PDT by Scotsman will be Free (11C - Indirect fire, infantry - High angle hell - We will bring you, FIRE)
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To: factoryrat

***A lot of machinery relies on induction motors who’s running speed is reliant on line frequency.***

Further more, all generators on the same grid run at the same frequency, 60 hz. They are electricly tied together. The variable range of frequency is 57.5 to 62 hz. Anything under or over these ranges will automaticly trip off the generating units.

To send power from one grid to another the generating units must convert the AC electric load to high frequency DC power and the receiving grid must use a “static converter” to return the DC power to AC in their frequency range.


49 posted on 06/25/2011 8:20:44 AM PDT by Ruy Dias de Bivar (Click my name. See my home page, if you dare! NEW PHOTOS!)
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To: factoryrat
Oh great! The AC line frequency in the US has been 60HZ since the beginning of time.

Actually, at the beginning of the electric era, the frequency was zero cycles per second. ≤}B^)

Later, several (nonzero) frequencies were used, such as 16.666... and 25 Hz. For heavy industrial uses such as electric railways, some of those low frequencies are still used.

[[Being a EE but not of the power variety, I have often wondered about the engineering considerations that resulted in the use of such low frequencies for industrial purposes even after consumer power in North America was settled at 60 cycles.]]

50 posted on 06/25/2011 8:25:45 AM PDT by Erasmus (I love "The Raven," but then what do I know? I'm just a poetaster.)
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