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- Path: sparky!uunet!comp.vuw.ac.nz!waikato.ac.nz!phys2108
- From: phys2108@waikato.ac.nz
- Newsgroups: sci.electronics
- Subject: Re: DC to AC on large scale???
- Message-ID: <1993Jan22.134237.13381@waikato.ac.nz>
- Date: 22 Jan 93 13:42:37 +1300
- References: <1993Jan21.095254.62979@cc.usu.edu>
- Organization: University of Waikato, Hamilton, New Zealand
- Lines: 23
-
- In article <1993Jan21.095254.62979@cc.usu.edu>, slmdj@cc.usu.edu writes:
- > While visiting my uncle in Calif. over Christmas break, he posed a question for
- > me... Just so I have an answer for him (and myself too... It's an odd one)
- > could someone help me out???
- >
- > He is an assistant city engineer for Adelanto, CA, and told me that the way
- > their power is distributed to a large substation is Direct Current! He said
- > that the DC is then 'phased' or 'converted' so that there is a three-phase AC
- > line to the city distribution grid. Neither of us have any idea how this could
- > be accomplished at such power levels (an entire valley, I think!)
- >
- > Thanks,
- > --
- > ********************************************************************************
- > Paul Cowley * ..."It's easier said than done." And if you don't
- > ==EE Undergrad== * believe it, try proving that it's easier done than
- > Utah State University * said and you'll find that 'it's easier said that "it's
- > C/A1C CAP Utah Wing * easier done than said" than it is done.' Which really
- > slmdj@cc.usu.edu * proves that it's easier said than done.
- > ********************************************************************************
- One way I believe they can do it is by using the dc to power a motor, which
- then drives an ac generator.
- Geoff.
-