company

Technology

 

Technical White Papers

 

2010 SAE World Congress: High Efficiency Hybrid Cycle Engine
Stephen Nabours, Alexander Shkolnik, Nikolay Shkolnik, Ryan Nelms, Prakash Gnanam. 2010. Society of Automotive Engineers, World Congress, April 2010, Detroit, MI, USA. Paper 2010-01-1110.


2008 SAE PFS Conference: Rotary High Efficiency Hybrid Cycle Engine
Nikolay Shkolnik and Alexander Shkolnik. 2008. Society of Automotive Engineers, Powertrains, Fuels and Lubricants Meeting, October 2008, Chicago, IL, USA, Session: High Efficiency Engine Concepts. Paper 2008-01-2448.


2005 ASME Internal Combustion Engine Conference: 
High Efficiency Hybrid Cycle Engine
   - PDF -
Nikolay Shkolnik and Alexander C. Shkolnik. 2005. American Society of Mechanical Engineers, ASME 2006 Internal Combustion Engine Division Spring Technical Conference. Conf. Proc. 2006, 835 (2006), paper ICEF2005-1221

 

 Patents
  

LiquidPiston currently has 1 patent issued, and 14 patents pending, covering the HEHC cycle, dozens of HEHC-cycle engine configurations, sealing methods, supporting components, and more.  A selection of these patents can be found here:

 

Isochoric Heat Addition Engines and Methods

 

PCT/US2009/052708

 
Hybrid Cycle Rotary Engine


PCT/US2007/074980

 
Hybrid Cycle Combustion Engine and Methods


PCT/US2005/000932

 
Liquid Piston Internal Combusiton Power System


PCT/US2003/005749
US Patent 7,191,738