文档介绍:Experimental Thermal and Fluid Science 42 (2012) 116–124
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Experimental Thermal and Fluid Science
journal homepage: ate/etfs
Experimental approach to suppress two-phase flow in cryogenic liquid transfer
process with the inverted U-bend pipe
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Seungwhan Baek , Sangkwon Jeong 1
Cryogenic Engineering Laboratory, #5119, Department of Mechanical Engineering, Korea Advanced Institute of Science and Technology (KAIST), 291, Daehak-ro, Yuseong-gu,
Daejeon 305-701, Republic of Korea
article info abstract
Article history: LNG (Liquefied Natural Gas) offloading process from LNG cargo to storage tank includes substantial ver-
Received 11 October 2011 tical upward fluid transportation. During this LNG transportation process, local boiling may occur at ele-
Received in revised form 29 March 2012 vated position of the transport pipe due to the decrease of hydrostatic pressure and obstruct liquid flow,
Accepted 28 April 2012
concluding long transport time or insufficient transport to a tank. Small scale LN (Liquid Nitrogen) trans-
Available online 7 May 2012 2
fer system has been fabricated to simulate this LNG transportation process and flow characteristics. Sub-
cooled LN2 is transferred to 5 m upward, 1 m horizontally, and 5 m downward through vacuum insulated
Keywords:
stainless steel pipe. Glass pipes are installed at t