https://wiki.opensourceecology.org/index.php?action=history&feed=atom&title=Talk%3ASteam_Engine_Efficiency 2026-04-20T04:19:20Z Revision history for this page on the wiki MediaWiki 1.39.13 https://wiki.opensourceecology.org/index.php?title=Talk:Steam_Engine_Efficiency&diff=5016&oldid=prev 2009-02-07T19:03:04Z

<p>New page: Hello everybody, I&#039;m Lodovico from Italy. I have just read all this section cause I&#039;m working too in a similar project. In a encyclopedia written by the DeAgostini in 2000 I&#039;ve see a table...</p> <p><b>New page</b></p><div>Hello everybody, I&#039;m Lodovico from Italy.<br /> I have just read all this section cause I&#039;m working too in a similar project.<br /> In a encyclopedia written by the DeAgostini in 2000 I&#039;ve see a table of the efficiency of Rankine cycle for steam engine<br /> <br /> Saturated steam<br /> Single cylinder: 0,52 - 0,68<br /> Compound 0,60 - -<br /> Triple Exp. 0,64 - -<br /> <br /> Hyper heated steam (start over 400°C-673,15°K-752°F)<br /> Single cylinder: 0,65 - 0,79<br /> Compound 0,70 - -<br /> Triple Exp. 0,73 - -<br /> <br /> First result it&#039;s with condenser, second it&#039;s without.<br /> <br /> Hope it will help.<br /> <br /> Personally I prefer work on triple or quadruple expansion, this engine are a little bit more complicated but have more efficiency.<br /> I didn&#039;t find any electrical valve that can work with high temperature and pressure, so I think I will work with (I don&#039;t know if it is call like that in English) rods and rocker arms, or camshaft with desmodromic valve..<br /> The only problem it&#039;s that I will not be able for a perfect timing of opening and closing valve, but I keep working to find a solution</div>

Blade blaze