Results 31 to 40 of about 448,593 (214)

A Generalized Method for In-Process Defect Detection in Friction Stir Welding

Journal of Manufacturing and Materials Processing, 2022
Friction stir welding (FSW) is an advantageous solid-state joining process that is suitable for many materials in multiple industries. In an industrial setting, manufacturers are actively seeking faster welding speeds to increase throughput.
Johnathon B. Hunt, Brian A. Mazzeo, Carl D. Sorensen, Yuri Hovanski   +3 more
doaj   +1 more source

Steel hardness evaluation based on ultrasound velocity measurements

, 2010
Material properties such as strength, toughness or hardness are usually determined by destructive tests. However, continuous destructive measurements are generally difficult to perform during the production process, which creates a need for a fast and ...
Lukomski, Tomasz,, T Stepinski, T Łukomski, Stepinski, Tadeusz,   +3 more
core   +1 more source

Advances in Potential Drop Techniques for Non-Destructive Testing [PDF]

, 2009
In the field of Non-Destructive Testing, Potential Drop (PD) techniques have been used for decades, especially in the petrochemical and power generation industries, for monitoring crack growth and wall thickness variations due to corrosion and/or ...
Sposito, Giuseppe
core   +1 more source

Addressing potential sources of variation in several non-destructive techniques for measuring firmness in apples

, 2009
Measurements of firmness have traditionally been carried out according to the Magness Taylor (MT) procedure; using a texture analyser or penetrometer in reference texture tests.
Recasens, I., Valero Ubierna, Constantino, Alegre, S., Molina Delgado, Diana, Ruiz-Altisent, Margarita, Barreiro Elorza, Pilar   +5 more
core   +1 more source

Non-destructive evaluation (NDE) of aerospace composites: Methods for testing adhesively bonded composites

, 2022
S.220-237This chapter aims to establish the state-of-the-art with regard to non-destructive testing(NDT) techniques of adhesively bonded composite materials, with a special focus on the aerospace industry, and composite substrates.
Ehrhart, Bastien, Bockenheimer, C., Valeske, Bernd   +2 more
core  

Simulation-assisted multimodal deep learning (Sim-MDL) fusion models for the evaluation of thermal barrier coatings using infrared thermography and Terahertz imaging

Scientific Reports
Thermal Barrier Coatings (TBCs) are critical for high-temperature applications, such as gas turbines and aerospace engines, protecting metallic substrates from extreme thermal stress and degradation.
Sruthi Krishna Kunji Purayil, Sachinlal Aroliveetil, Adarsh Chaturvedi, Krishnan Balasubramaniam   +3 more
doaj   +1 more source

Nuclear magnetic resonance (NMR) imaging for evaluation of reinforced concrete structures

, 2022
Kap.18NMR in One-sided Access (OSA) technique is an unique tool for non-destructive determination of moisture related properties in concrete. The chapter first reviews the historical development of OSA NMR.
Wolter, B.
core   +1 more source

Near-Infrared Spectroscopy for Rapid Determination of Physicochemical Properties of Fermented Fish Sauce (‘Nam Pla-Ra’)

Food Technology and Biotechnology
Research background. Thai community product quality standards have been established for nam pla-ra, which require at least 4 % protein and 12 % sodium chloride. Determining the protein and NaCl contents requires chemicals and is time-consuming.
Sunee Jungtheerapanich, Kraireuk Ngowsuwan, Sumaporn Kasemsumran   +2 more
doaj   +1 more source

Computed Tomography for Non-destructive Inspection of Hot Structures and TPS Components [PDF]

, 2009
Verifying the quality of a large TPS structure component’s material and therefore providing its flight readiness capability, belongs to one of the most challenging objectives for non-destructive evaluation techniques. Especially when different components
Ullmann, Thomas, Zuber, Christian, Weihs, Hendrik, Jemmali, Raouf, Hofmann, Severin, Reimer, Thomas, Stubicar, Kornelia   +6 more
core  

Remote condition monitoring of rail tracks using distributed acoustic sensing (DAS): A deep CNN-LSTM-SW based model

Green Energy and Intelligent Transportation
Railroad condition monitoring is paramount due to frequent passage through densely populated regions. This significance arises from the potential consequences of accidents such as train derailments, hazardous materials leaks, or collisions which may have
Md Arifur Rahman, Suhaima Jamal, Hossein Taheri   +2 more
doaj   +1 more source