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RE: [OT] Help with power usage calculation
- Subject: RE: [OT] Help with power usage calculation
- From: "Andy Laurence" <andy@xxxxxxxxxxxxxxxxxx>
- Date: Thu, 17 Mar 2005 11:24:49 -0000
Jim Noble <mailto:yahoo-groups@xxxxxxx>
scribbled on 17 March
2005 11:12:
> Andy Laurence wrote:
>>> 1kW/h is a useless metric.
>>>
>>> 1 Watt == 1 joule per second.
>>> 1 kW == 1000 joules per second.
>>> 1 kW/h == 1000 joules per second per hour ... huh? (1 over
time
>>> squared is an acceleration, not a speed or rate).
>>>
>>> If something consumes 1kW/h, don't leave it plugged in for
very
>>> long... ;-)
>>
>> It's 1 kWh, not 1 kW/h that the leccy board use. That means it's
>> 1000 joules per second * hour, so it's equivalent to joules, not
the
>> acceleration of power consumption. It's a measure of the amount
of
>> energy used.
>
> Isn't that what I said? <confused>
I wasn't sure what you were saying, so I thought I'd clarify.
Cheers,
Andy
--
http://www.andylaurence.co.uk
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