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Subject: Re: [world-cruising] Re: Icy Choice
From: Rosalie B. (gmbeasley@XXX.XXX)
Date: Sat Feb 01 2003 - 20:07:45 EST
On Sat, 01 Feb 2003 21:58:03 -0000, you wrote:
>Wow! Lots of responses :) It's heartening to see both sides of the coin.
>
>Thanks for all comments so far, and yes I have thought of going
>without refrigeration. In fact I -will- be going without
>refrigeration. I'll be making ice once, maybe twice, a day. ;)
>
>I think I should clarify a few things.. maybe folks will get the
>system I am proposing better:
>
>1) I have worked with a solar ammonia cycle system. It produced lots
>of ice 4 times a day but the reflector was HUGE. i just want to
>replace the reflector with a flame
>
>2) I don't want a refrigerator. Nope. Nada. What I want is an ICE
>MAKER. So that means it can be intermittent operation, and use solid,
>not liquid, absorbant. Which makes it safer fyi.
Well that puts a whole different slant on the problem.
Why not see what the shrimp boats use? They make ice out the ying
yang. I'm not sure how as I haven't investigated.
>
>
>Intermittant operation, ammonia absorbtion ice makers are very, very
>simple pieces of machinery. It should be relatively simple to create a
>small unit, and even easier to maintain it. Not only that, but the Ice
>Reefer box and ammonia unit could be kept in a sealed locker with gas
>discharge ports (still thinking about that) so that if there WERE an
>ammonia problem, it would not vent into the living quarters.
>
>Now.. why do I want this system? Well, quite frankly, so I dont have
>to rely on electricity for Ice. I am going to be going to really
>remote places and it would be nice to be able to keep things cold for
>a few days without electricity. I also want to be able to navigate and
>run my boat without electricity, so I am including the 'reefer' in
>that equation. And then there is cost as well. It seems to me that if
>you have something like this in DC, you generally have to run your
>engine sometimes, so why the intermediate step of electricity at all?
>I really don't want to put lots of panels up.. just 2 most likely for
>battery health and navigation lights at night if we lose mains power
>gen capability.
>
>Maybe we'll get a wind generator. We'll see. The whole idea of this is
>to build a CHEAP system that is reliable and self servicable.
>
>Anyway, there you have it. :) Propane, by the way, was suggested but
>this system is esentially external heat driven so it could be anything
>that burned or produced heat. Multi Fuel is the current way of saying
>that I think ;)
>
>--T
>
>
>
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>
>
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>
grandma Rosalie
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