Hello stanhbaker, I doubt, that this design works well, because: 1.) in the photo it looks like its ment to be a LTD ... a.) too big b.) will bend (at changing...
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Feb 2, 2007 2:45 am
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I am working on a stirling engine to power a boat via an outboard motor. I currently think it will require little if any welding, and only basic machine tools....
Daniel, As you are probably finding, designing a Stirling cycle engine is not as simple as steam or IC engines. Please refer to my comments embedded within...
List, The way I deal with bouncing emails is to delete the member permenantly. So if you are having ISP troubles or have a vacation planned, change your email...
Rick, Do you know what has happened to Zig Herzog? I have sent hime a couple of emails and have gotten no response. Do you know if he is still monitoring the...
Tom, yes I am, but life has taken me away from Stirling engines for a couple of months now because of my involvement in other projects. My apologies if I...
Greeting all, Most all of the things you see on Stirlingsouth (www.stirlingsouth.com) and The Little Engine Pages (http://www.geocities.com/~rrice2/) were made...
Hello Rick My name is Frank. I've been admiring the progress of your engine, and I have nearly completed an engine which has a heater nearly identical to...
Hi Frank, Good question. I'm not an expert in burners, but no one else has replied yet, so I'll make some comments. This may be obvious, but in general,...
Hi MP That's a lot of interesting info, and I will certainly study your ideas and references. I'll let you know when I settle on a solution which is within my...
MP, Heat pipes are very difficult to work with and VERY dangerous due to the chemicals and temperatures involved in the heat transfer. There is quite a bit out...
Hello, I began some preliminary tests with a off-the-shelf catalytic space heater yesterday. I put a coffee can with the ends cut out over the tubes and put...
Hi Rick Looks like you are on to something! I think I might try the same thing Thanks Frank ... [Non-text portions of this message have been removed]...
Rick, Are the tubes open into the displacer volume? Or in other words, are they dead space? If so, I wonder how much dead space can be traded for increased...
James, The tubes are factored as dead-space, but carefully balanced for pressure, flow loss, volume, and surface area. I used the Gas Circuit Scaling...
Hi Frank, Here is a link to the exact model heater I used. http://www.mrheater.com/productdetails_extended.asp?catid=42&id=22 I removed the grill wire. I...
... Yes, the recouperator preheats air which improves combustion efficiency and reduces pollution; it also reduces the exhaust temperature which improves...
John (I think his handle is imotorhead) has posted pictures of a recuperative burner that he has made. It would be worthwhile i think to seek him out and get...
Hi Rick I purchased a model MH12T catalytic heater from Mr Heater and removed the grill just as you have done. I set the heater head right against the tops of...
Frank, That's great. I am having similar good luck. I found a stainless dry goods canister that just fit over my tube array. I cut a hole in the bottom...
If you need a graphics program to illustrate your work consider Inkacape! A recent release of Inkscape 0.45 is available now. This is an open source drawing...
sesusa, I like the the catalytic heater concept because it limits the max temp, reduces NOx emissions, and possibly may even improve heat transfer efficiency....
Would someone please stick a thermocouple on your heater head and measure the temp of the tubes. That would be very useful data for the process. We are...
One could probably estimate the external heater temperature to within 100 deg.C by observing the color of the incandescent light. Here's a table I found: ...
MP, It is interesting to note that aluminum does not change color to the human eye as it is heated. Similarly, it would depend upon the material for the hot...
MP, It is interesting to note that aluminum does not change color to the human eye as it is heated. Similarly, it would depend upon the material for the hot...