re: energy transfer systems.
12 jul 2005
>> i've read that lowering the firebox temp makes combustion less complete,
>> with more unburned combustable products and more pollution in the exhaust.
>> it's basic "woodstove thermaldynamics" :-)
>hmm.... 'basic thermo[al]dynamics' uh, yeah.
in the words of firstname.lastname@example.org...
>most commercial boilers are lined with 'water-wall' tubes. these tubes
>block the radiant energy from the fire from reaching the fire-brick behind
>the wall tubes and collect the energy in water. i'm sure the thermodynamics
>of this are an improvement over standard fire-brick-only boiler walls.
>lining the walls with tubing to collect heat does little to reduce the
>temperature of the flame and its combustion efficiency.
>putting a coil in the flow path of combustion gasses can be different. if
>it cools the gasses significantly, you may have a problem with condensing
>all sorts of volital components...
we want to condense volital components.