Results 31 to 40 of about 70,608 (298)

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

Characterization of Nitinol Produced by Laser Powder Bed Fusion for Mechanical Metamaterial Applications

open access: yesAdvanced Engineering Materials, EarlyView.
Stabilization of L‐PBF Ni50.7Ti49.3 under low‐cycle loading was investigated. Recoverable strain after cycling was dependent on the amount of applied load. Recovery ratio was 53.4% and 35.1% at intermediate and high load, respectively. The maximum total strain reached 10.3% at a high load of 1200 MPa.
Ondřej Červinek   +5 more
wiley   +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

Control of equilibrium pressure-temperature conditions in cryogenic storage [PDF]

open access: yes, 1970
Metered vent controls the pressure within a liquid hydrogen tank. Vent size is chosen to permit a gas flow which corresponds to the boil-off rate necessary to maintain the desired bulk temperature of the ...
Ford, W., Voss, J.
core   +1 more source

Influence of Test Temperature and Test Frequency on Fatigue Life of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of test temperature and test frequency on the fatigue life of EN AW‐2618A is investigated. High‐cycle fatigue tests are performed at different test temperatures and frequencies on the 1000 h/230°C overaged state. Both test parameters reduce fatigue life due to time‐dependent damage mechanisms.
Ying Han   +5 more
wiley   +1 more source

Analysis of Bunkering Procedures for Establishing Safety Regulations for Ammonia-Fueled Ships

open access: yes한국해양공학회지
As environmental concerns increase globally, the International Maritime Organization has been strengthening regulations to limit pollution from ships, attracting increasing interest in ammonia as a zero-carbon marine fuel.
Sangmin Ji   +3 more
doaj   +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

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

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

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