Patent ID: 6910333
Filing Date: 2005-06-28
Classification: F01B,F01K,F01N,F02G,Y02T

Abstract:
1. A Rankine cycle system for an internal combustion engine, comprising a first Rankine cycle ( 2 A) operated by a first working medium and a second Rankine cycle ( 2 B) operated by a second working medium, each of the Rankine cycles ( 2 A and 2 B) being comprised of an evaporator ( 3 A, 3 B) for heating a liquid-phase working medium by waste heat from the internal combustion engine ( 1 ) to generate a vapor, an expander ( 4 ) for converting the heat energy of the vapor discharged by said evaporator ( 3 A, 3 B) into a mechanical energy, a condenser ( 5 A, 5 B) for cooling the vapor discharged by said expander ( 4 ) to return the vapor into the liquid-phase working medium, and a supply pump ( 6 A, 6 B) for supplying the water discharged by said condenser ( 5 A, 5 B) to said evaporator ( 3 A, 3 B), wherein said evaporator (