External combustion engine and method of converting internal combustion engine thereto

摘要: A hydrogen fuel zero or low emissions external combustion engine and a method to convert an internal thereto. The invention includes devices, modifications, alterations, kits methods for converting (IC) design the while using many of components engine. tank supply fuel, flash vaporizer (HFV) combust vaporize atomized liquid introduced into expanding fluid vapor (EFV), receive expansion force thereof mechanical with superior level efficiency derived from unique heat scavenging cylinder shrouding design.