EXHAUST GAS WASTE HEAT RECOVERY SYSTEM OF SHIP

WIPO Patent Application WO/2023/121235

A1

Disclosed is an exhaust gas waste heat recovery system of a ship. The exhaust gas waste heat recovery system of a ship, of the present invention, comprises: a heat medium circulation line which is provided on the ship and through which a working fluid circulates; a vaporizer which is provided in the heat medium circulation line and in which the working fluid is vaporized through heat exchange with the exhaust gas discharged from the engine of the ship; and an expansion turbine which is provided in the heat medium circulation line and produces shaft power while receiving and expanding the working fluid, wherein the engine the engine receives a low flash point liquefied gas as a fuel, and the working fluid circulates in the heat medium circulation line of a closed loop while making a phase change from liquid to gas using as a heat source the exhaust gas discharged from the engine by using the low flash point liquefied gas as a fuel.

JEONG SEONG KYU (KR)
WOO IL GUK (KR)
KANG DONG EOK (KR)
YANG DAE WON (KR)
KIM YU JIN (KR)
KIM YOUNG SOO (KR)
AN SU KYUNG (KR)

PCT/KR2022/020862

June 29, 2023

December 20, 2022

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DAEWOO SHIPBUILDING & MARINE (KR)

B63J3/02; B63B25/16; B63J2/12; F01K9/02; F01K11/02; F01K23/10; F01K25/10; F01N5/02; F02G5/02

KR20200045865A	2020-05-06
KR20140070814A	2014-06-11
KR20190067367A	2019-06-17
KR20180051910A	2018-05-17
JP2016094881A	2016-05-26
KR20140116116A	2014-10-01
KR101684148B1	2016-12-07

AIP PATENT & LAW FIRM (KR)

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