ENGINE LUBRICATING OIL HEAT RECOVERY SYSTEM AND METHOD OF RECOVERING SAID HEAT

摘要

SYSTEM ALLOWING PREHEATING OF THE ENGINE FUEL. /P P IT INCLUDES: /P P A. A REFRIGERANT CIRCUIT 18 TO CIRCULATE A LIQUID REFRIGERANT; /P P B. A HEAT EXCHANGER 12 TO THERMALLY CONNECT THE REFRIGERATION CIRCUIT WITH THE LUBRICATION OIL, AND /P P C. A HEAT EXCHANGER 21 TO THERMALLY CONNECT THE REFRIGERATION CIRCUIT WITH THE ENGINE FUEL TO ENSURE BETWEEN THEM HEAT EXCHANGE. /P P APPLICATION TO TURBOPROPULSION ENGINES.