Results 81 to 90 of about 991,978 (292)

Innovating Aircraft Repair Processes: The Role of Digitalization in Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
This research explores how digitalization—by storing detailed non‐destructive testing data in structured DICONDE databases and creating a standard data model of the component—innovates aviation maintenance and repair processes. Coupled with a developed state‐based simulation model, it enables data‐driven, sustainable repair strategies that reduce waste,
Johanna Aigner   +3 more
wiley   +1 more source

Structural Development for Well Service Activity in Limited Capacity Platform

open access: yesMATEC Web of Conferences, 2018
The idea is to replace drilling rig, which is utilized for work over/well services activities, with working barge. The challenge comes from the operation and structural platform capacity since the majority of PHE WMO wellhead platform has limited ...
Esa Dewa Marciela   +2 more
doaj   +1 more source

Multimodal Mechanical Testing of Additively Manufactured Ti6Al4V Lattice Structures: Compression, Bending, and Fatigue

open access: yesAdvanced Engineering Materials, EarlyView.
In this experimental study, the mechanical properties of additively manufactured Ti‐6Al‐4V lattice structures of different geometries are characterized using compression, four point bending and fatigue testing. While TPMS designs show superior fatigue resistance, SplitP and Honeycomb lattice structures combine high stiffness and strength. The resulting
Klaus Burkart   +3 more
wiley   +1 more source

Sol–Gel Derived Polymer Precursors for Stereolithography of ZrC

open access: yesAdvanced Engineering Materials, EarlyView.
ZrC is a critical material target for extreme temperature conditions. This report describes a protocol for preparing ZrC ceramics via stereolithography and examines the impact of the polymer matrix on carbothermal reduction and mechanical stability of 3D printed ZrC.
Charles J. Rafalko   +2 more
wiley   +1 more source

Terminal Descent Sensor Simulation [PDF]

open access: yes
Sulcata software simulates the operation of the Mars Science Laboratory (MSL) radar terminal descent sensor (TDS). The program models TDS radar antennas, RF hardware, and digital processing, as well as the physics of scattering from a coherent ground ...
Chen, Curtis W.
core   +1 more source

Tailoring Functional Properties of Ti–Ni–Cu Shape Memory Alloy Thin Films for MEMS Actuators

open access: yesAdvanced Engineering Materials, EarlyView.
A comprehensive study of critical parameters required to develop well‐performing Ti–Ni–Cu thin film shape memory alloy microactuators is provided. Materials science and device integration aspects are integrated by addressing structural and physical relationships using complementary characterization techniques as well as a practical fabrication solution
Elaheh Akbarnejad   +6 more
wiley   +1 more source

Finite Element Modeling and Analysis of Hydraulic Pumping Unit Frame for Offshore Platform

open access: yesShiyou jixie, 2016
In view of the low efficiency of the electric submersible pump in offshore heavy oil production, the overall design scheme of new hydraulic pumping unit for offshore platform was proposed. The model for this pumping unit frame has been built and analyzed
Xue Xin   +6 more
doaj  

Intermediary Platforms – The Contractual Legal Framework

open access: yesNordic Journal of Commercial Law, 2018
From a consumer protection perspective, this contribution analyses four contractual legal frames potentially applicable to the triangular contractual structure of online intermediary platforms.
Marie Jull Sørensen
doaj   +1 more source

Enhancing Low‐Temperature Performance of Sodium‐Ion Batteries via Anion‐Solvent Interactions

open access: yesAdvanced Functional Materials, EarlyView.
DOL is introduced into electrolytes as a co‐solvent, increasing slat solubility, ion conductivity, and the de‐solvent process, and forming an anion‐rich solvent shell due to its high interaction with anion. With the above virtues, the batteries using this electrolyte exhibit excellent cycling stability at low temperatures. Abstract Sodium‐ion batteries
Cheng Zheng   +7 more
wiley   +1 more source

NEW BALANCE METHOD OF DRILLING RIG LOAD OF MULTIFUNCTIONAL DRILLING COMPREHENSIVE EXPERIMENT PLATFORM

open access: yesJixie qiangdu, 2015
Aiming at the existing characters and deficiencies of the drilling experiment platform, a new kind of multifunctional drilling comprehensive experiment platform was designed.
TIAN JiaLin   +7 more
doaj  

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