Search found 2 matches

by bobshau
Sun Dec 16, 2012 7:28 pm
Forum: Stirling and "Hot Air" Engine Forum
Topic: Group project - is there interest?
Replies: 19
Views: 12260

Re: Group project - is there interest?

Hi all, Ron T. I will be glad to share details and progress on this forum. So far, my preliminary analysis shows that the 10" diameter displacer should have a mass of about 7 pounds and a spring constant of 300 pound inches. The 10" diameter power piston should have a mass of 30 pounds and...
by bobshau
Sat Dec 15, 2012 12:46 pm
Forum: Stirling and "Hot Air" Engine Forum
Topic: Group project - is there interest?
Replies: 19
Views: 12260

Re: Group project - is there interest?

Hi, I am new here. This is my first post. I haven't searched the archives yet so I don't know what topics have been discussed in the past. Is there anyone working on the following? My goal is to upgrade my analytical model of a free piston stirling engine then build a test unit capable of about .5 h...