Results 81 to 90 of about 3,331,348 (385)

Diagnostics-Oriented Modelling of Micro Gas Turbines for Fleet Monitoring and Maintenance Optimization

open access: yesProcesses, 2018
The market for the small-scale micro gas turbine is expected to grow rapidly in the coming years. Especially, utilization of commercial off-the-shelf components is rapidly reducing the cost of ownership and maintenance, which is paving the way for vast ...
Moksadur Rahman   +3 more
semanticscholar   +1 more source

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

Fuel property effects in stirred combustors [PDF]

open access: yes, 1980
Soot formation in strongly backmixed combustion was investigated using the jet-stirred combustor (JSC). This device provided a combustion volume in which temperature and combustion were uniform.

core   +1 more source

Wine Tourism as a Catalyst for Sustainable Performance: The Mediating Role of Corporate Legitimacy and Green Innovation

open access: yesAgribusiness, EarlyView.
ABSTRACT This study aims to explore the influence of Wine Tourism (WT) on the Sustainable Performance (SP) of wineries in Spain. It particularly investigates how Corporate Social Legitimacy (CSL) and Green Innovation (GI) may act as intermediary factors in this relationship.
Javier Martínez‐Falcó   +3 more
wiley   +1 more source

Operation regimes in a rotating detonation combustor [PDF]

open access: yesINCAS Bulletin
This paper presents an exploration of the operational envelope of a Rotating Detonation Combustor based on the design of the research group at the University of Southampton.
George Ionut VRABIE   +5 more
doaj   +1 more source

Advanced materials research for long-haul aircraft turbine engines [PDF]

open access: yes, 1978
The status of research efforts to apply low to intermediate temperature composite materials and advanced high temperature materials to engine components is reviewed.
Blankenship, C. P., Signorelli, R. A.
core   +1 more source

Roadmap on Artificial Intelligence‐Augmented Additive Manufacturing

open access: yesAdvanced Intelligent Systems, EarlyView.
This Roadmap outlines the transformative role of artificial intelligence‐augmented additive manufacturing, highlighting advances in design, monitoring, and product development. By integrating tools such as generative design, computer vision, digital twins, and closed‐loop control, it presents pathways toward smart, scalable, and autonomous additive ...
Ali Zolfagharian   +37 more
wiley   +1 more source

Modernization of the DISA 55D41 Wind Tunnel for Micro-Scale Probe Testing

open access: yesInventions
Originally introduced in the 1960s by DISA Elektronik as a calibration tunnel for hot-wire anemometers, the Type 55D41 has now been reengineered into a versatile and modern aerodynamic test platform.
Emilia Georgiana Prisăcariu   +4 more
doaj   +1 more source

CONTRIBUTIONS TO CONSOLE PROGRAMMING OF A ROBOTIC SYSTEM FOR WELDING AN OVERSIZED HEAT EXCHANGER

open access: yesNonconventional Technologies Review, 2022
This paper first proposes to define the welding parameters of the GTAW (TIG/WIG) heat exchanger for a robotic system. The paper describes the first process of welding performed on the heat exchanger assembly, named pilot. An analysis will go through all
Andrei Mitru   +4 more
doaj  

Wind turbines and invisible technology: unarticulated reasons for local opposition to wind energy [PDF]

open access: yes, 2013
Local opposition to wind turbines stems from concerns about environmental and economic damage, as well as conflicts between rural and urban residents.
Hirsh, Robert F, Sovacool, Benjamin K
core   +1 more source

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