Results 61 to 70 of about 141,115 (293)

The Future of Hydrogen‐Powered Aviation: Technologies, Challenges, and a Strategic Roadmap for Sustainable Decarbonization

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
Hydrogen‐powered aviation offers a transformative pathway to zero‐emission flight by eliminating in‐flight CO2 emissions. Key considerations include propulsion systems (fuel cells and hydrogen combustion), cryogenic storage and insulation challenges, infrastructure and cost barriers, and supply‐chain constraints.
Mubasshira   +4 more
wiley   +1 more source

Network performance optimization using Odd and Even routing algorithm [PDF]

open access: yes, 2016
The revolution on static wireless sensor network (WSN) had gained popularity in remote monitoring especially in oil and gas pipeline integrity. The use of WSN in oil and gas pipelines facilitates real time data transmission from sensors to the monitoring
Balachandran, W   +3 more
core  

The Impact of Organic Constituents in Coal Chemical Wastewater on Additive Adsorption at the Coal Surface: Experimental Investigation and Molecular Dynamics Simulation

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Direct preparation of coal–water slurry using coal chemical wastewater represents an economical and feasible approach for wastewater resource utilization. Unlike clean water, however, the complex organic components in wastewater may exert adverse effects on slurry properties.
Yi Xiang   +6 more
wiley   +1 more source

Improved analytical method for strain of submarine pipeline under faulting

open access: yesYou-qi chuyun, 2020
Active fault is a major geological hazard threat to submarine pipelines, which may subject to excessive axial deformation and fail from the faulting.
Xiaoben LIU   +4 more
doaj   +1 more source

Humidity‐Corrected Thermodynamic Modeling of Ammonium Chloride Crystallization Temperature Mechanisms and Application

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT As refineries process increasingly inferior crude oils, ammonium salt corrosion has intensified. Accurate prediction of ammonium salt crystallization temperatures and their influencing factors is therefore crucial for safe and stable operations.
Haozhe Jin   +7 more
wiley   +1 more source

Framework for integrated oil pipeline monitoring and incident mitigation systems [PDF]

open access: yes, 2017
Wireless Sensor Nodes (motes) have witnessed rapid development in the last two decades. Though the design considerations for Wireless Sensor Networks (WSNs) have been widely discussed in the literature, limited investigation has been done for their ...
Eze, Johnson   +2 more
core   +1 more source

Performance Investigation of Eco‐Friendly Refrigerant Mixtures as an Alternative to R134a in Vapour‐Compression Refrigeration System

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The growing impacts of climate change and energy scarcity demand environmentally sustainable refrigeration solutions. This study investigates eco‐friendly refrigerants (R152a, R290 and R600a) and their optimized ternary mixture as alternatives to R134a. Four blend compositions were analysed using experimental testing and REFPROP 10.0 modelling
M. Periyasamy, P. Senthilkumar
wiley   +1 more source

Parameters optimization of intermediate fluid vaporizer based on mixed working fluid

open access: yesYou-qi chuyun, 2020
Intermediate Fluid Vaporizer (IFV) is a key heat exchange device for off-shore floating LNG receiving terminals. Based on the heat transfer theory, a coupled heat exchange calculation model for multiple heat exchangers was established, and mixed working ...
Shuo WANG   +4 more
doaj   +1 more source

Condensation distribution and evolution characteristics of water vapor in annulus of flexible riser

open access: yesJournal of Petroleum Exploration and Production Technology, 2023
Water vapor penetrating an annulus causes condensation and corrosion and endangers the safe operation of the flexible riser. However, in current studies, the condensation of water vapor in the annulus is modeled based on the film condensation hypothesis,
Gangtao Mao, Bingliang Zhao, Kai Wang
doaj   +1 more source

Energy market for Caspian Sea oil and its supply [PDF]

open access: yes, 2011
By The Caspian Sea countries present growing importance in the global energy market. The largest energy producers in the region are Azerbaijan, Kazakhstan, and Turkmenistan.
Emadi, Seyed Emad, Nezhad, Hameed
core  

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