On Fri, 21 Jun 2002, Roman Black wrote:

>Martin Buehler wrote:
>>
>> thanks for the hints.
>> shure, i can build the whole thing and measure...
>> ...but i would like to do some calculations to see if it's worth to start
>> a project and buy all the components i need.
>> tino
>
>
>Why not connect a rubber hose to a water tap,
>stick the radiator in front of a small household
>style fan-heater, and measure air temp in/out with
>your tapwater running through? Flow rate can be
>measured with a watch and measuring cup.
>Sounds like a 10 minute job. You can use decent
>duct tape to connect any size hose to the tap and
>radiator, it doesn't have to last! :o)
>-Roman

This will work but the fan throughput also needs to be measured, both in
temperature differential and in air mass. That is not so easy.

Peter

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