In article >, "Pete C." >
wrote:

> > > I figure that's a decade worth of project
> >
> > Consider putting the fan unit underground.
> > I read a website once on underground AC units to increase efficiency.
> > I moved mine into full shade and it's helped a bit. Supposedly putting
> > the condenser underground helps too.
>
> Geothermal (ground source) heat pumps are quite efficient. The ground
> down 6' or so is a nice stable temperature and is a great thermal mass
> to extract heat from or dump heat to.

It's an interesting concept I've only skimmed the surface of.
More study is needed.

>
> An absorption chiller is a bit different item, as it generates cooling
> from a heat input. The most common example of an absorption chiller is
> an RV refrigerator which can run on propane, they are also found in
> large industrial applications. Not many mid sized applications around,
> but no reason they can't be done, and they can be powered from any heat
> source.

Solar is free. ;-) Therein lies the beauty except for cloudy days and
hot nights? Would you use storage batteries? (I may have missed that
part if you mentioned it).

>
> >
> > Our local caverns here are generally 72 degrees. So is the water coming
> > out of the aquifer.
>
> I know, I've been swimming through one of those caves in the New
> Braunfels area. Quite comfortable in a wetsuit.

No cave diving for moi thanks. I'm too chicken to do that.
There are a few deep places in the San Marcos worthy of using tanks and
regulators tho'. Especially right now with the rivers so high.

Gods. I've not used my stuff in years. For safety's sake, I'd be best
off doing a couple of pool dives to re-familiarize myself with my
equipment.

> > I've been working on a rune staff now for over 20 years.
> > Most of it is done. I just need to add the inlay (some day) and the trim.
> >
> > It's made from an Aspen sapling that sprouted off the root system from a
> > mature tree that I harvested in Colorado.
>
> Good to have long term projects.

Gives ya something to live for. <G>
Been working on a hook rug too for at least that long.

So many crafts, so little time.
--
Peace, Om

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"My mother never saw the irony in calling me a Son of a bitch" -- Jack Nicholson