Search found 3 matches

by Boki
Thu Oct 13, 2016 9:57 pm
Forum: Stirling and "Hot Air" Engine Forum
Topic: Lamina flow - test tube problem
Replies: 3
Views: 2993

Lamina flow - test tube problem

Hi, I have built a nice little lamina flow engine and it runs on alcohol burner. The problem is where the flame heats the test tube and it seems, that test tube gets soft and deformed at that spot. I use borosilicate test tubes and i am asking, if there is a better type of test tubes with better gla...
by Boki
Tue Feb 09, 2016 1:47 pm
Forum: Stirling and "Hot Air" Engine Forum
Topic: Lamina flow engine help
Replies: 4
Views: 3352

Re: Lamina flow engine help

Hi, thanks for reply. I see. The engine runs on a small candle, however it runs way faster on a spirit burner. I burnt a candle and the engine was running for a few hours continously and the test tube remained intact. It seems, that spirit burner is so hot, that it softens the glas of the test tube....
by Boki
Sun Feb 07, 2016 3:20 am
Forum: Stirling and "Hot Air" Engine Forum
Topic: Lamina flow engine help
Replies: 4
Views: 3352

Lamina flow engine help

Hi, I am new here, my first post, so.... well i make all kind of mistakes and i need your help. I have successfully built a lamina flow engine and it runs nicely. It is made with airpot graphite piston and cylinder set and i used a hard drive as a flywheel, testube with steel wool at the hot end. So...