Results 41 to 50 of about 365,844 (263)

Green and Low-Carbon Development of Aviation Manufacturing Industry

open access: yes中国工程科学, 2023
In the context of global joint response to climate change, the air transport industry faces great pressure on carbon emission reduction. Carbon reduction in design and manufacturing of civil aircraft products is the core approach to realizing net zero ...
Wu Guanghui   +7 more
doaj   +1 more source

Tailor‐Made Protective LixAlSy Layer for Lithium Anodes to Enhance the Stability of Solid‐State Lithium–Sulfur Batteries

open access: yesAdvanced Materials Interfaces, EarlyView.
An intentionally added, chemically formed LixAlSy coating stabilizes the lithium–electrolyte interface in solid‐state Li–S batteries. The layer suppresses side reactions, preserves smooth charge transfer, and improves ion transport from the start. This approach offers a practical route to more durable solid‐state batteries and a clearer understanding ...
Xinyi Wang   +4 more
wiley   +1 more source

Neural fields for rapid aircraft aerodynamics simulations

open access: yesScientific Reports
This paper presents a methodology to learn surrogate models of steady state fluid dynamics simulations on meshed domains, based on Implicit Neural Representations (INRs).
Giovanni Catalani   +5 more
doaj   +1 more source

Selection of Parameters for 3D Finite-volume Mesh for CFD Simulation of Axial Turbines

open access: yesMATEC Web of Conferences, 2018
This article describes the second part of the global work done by the authors aimed at finding the best settings for a numerical model for calculations of axial uncooled turbines using the RANS approach.
Popov Grigorii   +5 more
doaj   +1 more source

Research on the Fatigue Life Scatter Factor Value Based on Measured Data

open access: yesHangkong gongcheng jinzhan, 2020
With the deep development of baseline spectrum or severe spectrum, it is necessary to use the measured data to develop the load spectrum in spectrum developing method and life scatter factor.
WANG Chuangqi, MENG Xinyi
doaj   +1 more source

Cessna Aircraft Company, Board of Directors Meeting Minutes, 1947

open access: yes, 1947
Meeting minutes for the board of directors of the Cessna Aircraft Company.Archival master image scanned in reflective mode as 24-bit RGB color TIFF. Display image is 8-bit 150 dpi JPG, quality rating 8, generated from uncompressed archival TIFF using ...
Cessna Aircraft Company
core   +1 more source

A Cryopreservation‐Based Supply Chain Strategy for Extrusion Bioprinting in Space

open access: yesAdvanced Materials Technologies, EarlyView.
Extrusion bioprinting on crewed space platforms requires a bioink that stays functional along the logistic chain. Here, cells and biomaterial ink travel separately, the cells cryopreserved and the ink cold stored, and are combined only minutes before printing.
Johannes Windisch   +7 more
wiley   +1 more source

Research on AC motor pump starting problem of ram air turbine for civil aircraft

open access: yesHangkong gongcheng jinzhan
Ram air turbine starting AC motor pump procedure is an important operation after the failure of dual engines in civil aircraft. This procedure is affected by many factors such as temperature, airspeed, altitude, motor input frequency, and hydraulic oil ...
HONG Ye   +5 more
doaj   +1 more source

Collision‐Resilient Winged Drones Enabled by Tensegrity Structures

open access: yesAdvanced Robotics Research, EarlyView.
Based on structures of birds such as the woodpeck, this article presents the collision‐resilient aerial robot, SWIFT. SWIFT leverages tensegrity structures in the fuselage and wings which allow it to undergo large deformations in a crash, without sustaining damage. Experiments show that SWIFT can reduce impact forces by 70% over conventional structures.
Omar Aloui   +5 more
wiley   +1 more source

Cessna Aircraft Company, Board of Directors Meeting Minutes, 1948

open access: yes, 1948
Meeting minutes for the board of directors of the Cessna Aircraft Company.Archival master image scanned in reflective mode as 24-bit RGB color TIFF. Display image is 8-bit 150 dpi JPG, quality rating 8, generated from uncompressed archival TIFF using ...
Cessna Aircraft Company
core   +1 more source

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