Results 31 to 40 of about 70,367 (283)

Modelling of Liquid Hydrogen Boil-Off

open access: yesEnergies, 2022
A model has been developed and implemented in the software package BoilFAST that allows for reliable calculations of the self-pressurization and boil-off losses for liquid hydrogen in different tank geometries and thermal insulation systems.
Saif Z. S. Al Ghafri   +6 more
doaj   +1 more source

CryoEvap: An open-source software to simulate the evaporation of cryogenic liquids in vertically orientated storage tanks

open access: yesSoftwareX
The paper presents a new software tool, CryoEvap, based on a novel and validated modelling approach that simulates the isobaric evaporation of cryogenic liquids in storage tanks.
Felipe Huerta, Velisa Vesovic
doaj   +1 more source

Conceptual Process Design and Optimization of Refrigeration Cycles for the Liquefaction of Boil-off Gas

open access: yesChemical Engineering Transactions, 2018
Improving thermodynamic efficiency for refrigeration cycles is one of the key elements in conceptual process design activities for achieving cost-effective and sustainable production of liquefied natural gas.
Hyunsoo Son   +6 more
doaj   +1 more source

Evaluation of Fuel Gas Supply System for Marine Dual-Fuel Propulsion Engines Using LNG and Ammonia Fuel

open access: yesEnergies, 2022
This study proposes a fuel supply system for dual-fuel propulsion engines using liquefied natural gas (LNG) and ammonia to control carbon emissions. The independent fuel supply system of LNG and ammonia is configured as a hybrid system.
Soobin Hyeon, Jinkwang Lee, Jungho Choi
doaj   +1 more source

Method of determining thermal conductivity in multi-layer insulation systems [PDF]

open access: yes, 1972
Repeatable nondestructive method prepares multilayer cryo-insulation material for thermal conductivity measurements. Data acquired are volume of boil-off gas, barometric pressure, gas temperature, chamber pressure, and differential pressure between ...
Scrogham, K. G.
core   +1 more source

Advancing Electronic Application of Coordination Solids: Enhancing Electron Transport and Device Integration via Surface‐Mounted MOFs (SURMOFs)

open access: yesAdvanced Functional Materials, EarlyView.
The layer‐by‐layer (LbL) assembly of coordination solids, enabled by the surface‐mounted metal‐organic framework (SURMOF) platform, is on the cusp of generating the organic counterpart of the epitaxy of inorganics. The programmable and sequential SURMOF protocol, optimized by machine learning (ML), is suited for accessing high‐quality thin films of ...
Zhengtao Xu   +2 more
wiley   +1 more source

Propulsion apparatus and method using boil-off gas from a cryogenic liquid [PDF]

open access: yes, 1986
A propulsion system and method are disclosed for controlling the attitude and drag of a space vehicle. A helium dewar contains liquid helium which cools an experiment package.
Blount, D. H.
core   +1 more source

Saacke Gas Combustion Unit -Safety and Economical Backup for Boil-Off Gas Treatment

open access: yesJournal of The Japan Institute of Marine Engineering, 2005
Until recently, LNG carriers have been equipped with steam propulsion systems. Boil-Off Gas (BOG) is then fired in the steam generating plant by dual fuel burners. When the amount of BOG is greater than required for propulsion, excess steam is dumped into the main condenser of the steam turbine and cooled down.
Peter Breidenich, Stefan Jurga
openaire   +2 more sources

Seismic Performance Evaluation of Boil-Off Gas Compressor in LNG Terminal [PDF]

open access: yesThe Open Civil Engineering Journal, 2015
Liquefied natural gas (LNG) terminals, one of the lifeline facilities, need to be protected by a proper seismic design against extreme earthquakes. An LNG terminal consists of a series of process facilities that are connected by pipelines of various sizes.
Hyo-Sang Park, Tae-Hyung Lee
openaire   +1 more source

Photoactivation of NV Centers in Diamond via Continuous Wave Laser Illumination of Shallow As‐Implanted Nitrogen

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates an alternative method of creating charge‐stable negatively charged nitrogen vacancy (NV−) centers close to the diamond surface without high‐temperature annealing. By illuminating nitrogen‐implanted regions with a continuous‐wave 405 nm laser, NV− centers are induced, exhibiting electron spin coherence properties suitable for ...
Jens Fuhrmann   +4 more
wiley   +1 more source

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