NASA has published a vast number of research papers on Stirling Engine design and efficiency. Several of the more popular ones show on this page. Use the search tool to search for "Stirling" to find many more. Some of them are available for free download. Some have to be ordered in print form.
http://ntrs.nasa.gov/search.jsp?N=42948 ... vestDate|1
NASA Stirling Engine Research
Re: NASA Stirling Engine Research
Go to the left side collumn, and put Stirling Engine in the search box, and you'll get pleanty of stuff about Stirling Engines, happy hunting. Ian S C
Re: NASA Stirling Engine Research
Gishakha, you'll have to keep looking over your sholder, ICE may be looking for you, especially if you haven't built your motor yet! Ian S C