[Novalug] OT: Advise the adviser (me), please -Escalate >3+
JRR
energy.wwind at cox.net
Sat Jan 10 13:28:02 EST 2009
Hi;
Mechanical Engr : Heat Transfer : Heat Exchangers ;
0) Heat Exchangers come in several different physical layouts.
Youse have described a counter flow heat exchanger.
See any of a number of Books by J Krider, or Kreith.
See www.homepower.com
Architecture :
Renderings, Drafting, Drawing;
1) 'Architectural Graphic Standards' R T Packard AIA Ed.; John Wiley
& Sons 1981
0-471--04683-3 Newer Editions available. 785 pages.
2) 'A Field Guide to American Architecture' Carole Rifkind ; Bonanza
Books 1984
0-517-46005X. 322 pages.
Design Features :
3) 'The Passive Solar Energy Book, Expanded Professional Edition'
Edward Mazria ;
Rodale Press 1979. 0-87857-238-4 687 pages.
4) 'How to Design and Build Your Own House' Phylis Sperling, Lupe Di
Donno ;
1st ED and 2nd ED. Can't find my copy, probably never came back from
a loan...
See I'm a zonn
http://www.amazon.com/s/ref=nb_ss_b?url=search-alias%3Dstripbooks&field-keywords=how+to+design+and+build+your+own+house&x=0&y=0
These references should keep busy till the weather breaks and
construction starts.
Fairfax County has adult ed night classes in bricklaying, surveying,
etc. Get 'Carter' for your instructor.
Time to recharge my batteries w/ a Sub4Lunch.........
bye
Bonnie Dalzell wrote:
> On Sat, 10 Jan 2009, Charles M Howe wrote:
>
> CMH >List,
> CMH >
> CMH >I am going to advise a young fellow -- my guess is that he is a tenth
> CMH >grader -- who has decided he wants to be an architect. I immediately
> CMH >recalled a story I had read recently (NYT, 12/31/08) about a house that
> CMH >uses VERY little, minuscule amounts, really -- of gas to heat a house.
> CMH >(Something about letting in fresh outside air but very, VERY,
> CMH >efficiently transferring the heat from the potentially stale, warm air
> CMH >to the fresh cold air. I didn't understand -- didn't try to.) I told him
>
>
> this is done with a counter current. two pipes or what ever wrapped around
> each other from left to right one is carrying stale warm air out of the
> house, from right to left one is carrying cold fresh air in .
>
> heat goes from the warmer to the cooler
>
> so the leftmost part of the out going pipe is warmer than the leftmost
> part of the incoming pipe so heat gies from the out pipe to warm the
> air in the in pipe. as the air moves rigthward on the out pipe it is still
> encountering cooler air coming in on the in pipe - so it still transfers
> some of its remaining heat to the in pipe. by the time the out pipe air
> reaches the right end of the pipe it is almost as cool as the new
> incoming air.
>
> this counter current effect is also used by a lot of animals - oxygen
> across gill membranes, birds not dumping all the heat oout of their
> feet, etc.
>
> CMH >it was tremendously important, which cued his grandmother's and aunt's
> CMH >interest. The upshot is that I am mulling writing down a number of
> CMH >thoughts. (Example: acquire some carpentry skills by getting a job -- or
> CMH >interning, doing whatever he will do for free. Another example: acquire
> CMH >some masonry skills.)
>
> I would have him look at inkscape as well, (there is a windoze version as
> well as a linux version). it is a vector drawing program and for doing
> building layouts would work better than gimp. Vector images are more
> easily edited than bit mapped images and can be scaled without loss of
> detail or production of jagged edges.
>
> One thing you need to consider is that he needs to take actual non
> computer based drawing lessons. in general it is much faster to draw
> someing from scratch on paper than to draw it with a computer and an
> architect needs to have real drawing skills.
>
> after you draw it on paper you may scan it into the computer and fix it up
>
> for example this drawing:
> http://www.cafepress.com/bdalzellart.182190244
>
> took me around 2 hours to do as a black and white pen and ink drawing.
>
> I could color it in with water colors in another hour.
>
> I went ahead and scanned it into the computer and used the computer
> to color it in. got a more even degree of shadomg but it took me around 8
> hours to do the coloring
>
> CMH >
> CMH >One thought that occurs to me is that it might be useful to become
> CMH >skilled at using the GIMP. I think of how he might be able to make
> CMH >pencil, or maybe I should out it "pencil" sketches that are both
> CMH >accurate and easily modifiable. Am I on to something? The GIMP does work
> CMH >on Windows and the Mac, doesn't it? Have I got it straight? What are the
> CMH >GIMP's rivals?
> CMH >
> CMH >I would very much like to attend a few sessions of a class showing
> CMH >attendees how to use the GIMP and any other somewhat similar programs. I
> CMH >was intrigued by the recent comment by Roger Broseus on this mailing
> CMH >list on how to improve screen capture stuff with the GIMP. It sounds
> CMH >like potentially it would be possible to give instructions in how to do
> CMH >workarounds, etc, and otherwise help people. Imagine an online database
> CMH >of problem solutions, etc.
> CMH >
> CMH >Charlie
> CMH >
> CMH >
> CMH >_______________________________________________
> CMH >Novalug mailing list
> CMH >Novalug at calypso.tux.org
> CMH >http://calypso.tux.org/cgi-bin/mailman/listinfo/novalug
> CMH >
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> Bonnie Dalzell, MA
> mail:5100 Hydes Rd PO Box 60, Hydes,MD,USA 21082-0060|EMAIL:bdalzell at qis.net
>
> freelance anatomist, vertebrate paleontologist, writer, illustrator, dog
> breeder, computer nerd & iconoclast... Borzoi info at www.borzois.com.
> Editor Net.Pet Online Animal Magazine - http://www.netpetmagazine.com
> HOME http://www.qis.net/~borzoi/ BUSINESS http://www.batw.com
>
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