نتایج جستجو برای: Nondestructive method

تعداد نتایج: 1633342  

Journal: :Vibroengineering PROCEDIA 2020

Journal: :Applied Physics Research 2012

2008
Yao Li

By the uncertainty, the common Nondestructive quantitative testing data could not meet the needs of the basic request of Nondestructive evaluation and reliability safety analysis in actual engineering. In this article, used the uncertainty evaluation method, the regress analysis and the fuzzy theory, the soft calibration method was built for uncertainty of measurement of nondestructive quantita...

2014
Jiri Brozovsky

The paper deals with the application of combined nondestructive method for assessment of compressive strength of calcium silicate bricks. In this case, it is a combination of the rebound hammer method and ultrasonic pulse method. Calibration relationships for determining compressive strength of calcium silicate bricks obtained from nondestructive parameter testing for the combined method as wel...

Journal: :international journal of advanced design and manufacturing technology 0
mohammadmahdi amiri phd student center of excellence in precision dimensional measurement technology development institute (tdi), acecr, sharif university branch. tehran, iran. m. tabatabaee ghomi assistant professor center of excellence in precision dimensional measurement technology development institute (tdi), acecr, sharif university branch. tehran, iran. *corresponding author gh. liaghat full professor mechanical engineering department tarbiat modares university tehran, iran.

in this paper a new method for nondestructive testing or nondestructive evaluation is proposed for glass-epoxy composite. for this purpose, impact-echo is used to evaluate the properties of composite materials, detecting internal defects and thickness measurement. in the impact-echo method a steel ball impacts on a composite plate and generates stress waves or p-waves which will be transferred ...

Journal: :journal of industrial engineering, international 2007
j domech moré a.s guimarães g bonorino xexéo r tanscheit

human factors are among the main elements affecting the reliability of nondestructive examinations (nde). in a man-machine system, human reliability is affected by many factors (performance shaping factors) whose influence on reliability cannot be easily expressed quantitatively. this paper identifies and ranks 59 perform-ance shaping factors by using a fuzzy reasoning method and proposes a pro...

2010
Lunhui Xu Fan Ye Yanguo Huang

This paper analyses the statements of video imaging, CT, infrared thermography and radiography applied in the road nondestructive testing, and design a path planning mobile robot with GPS positioning which can remarkably increase the efficient of road nondestructive testing. Besides, appropriate algorithm for nondestructive testing on the road autonomous mobile robot path planning is given. Thi...

Journal: :Scientific Papers Collection of the Angarsk State Technical University 2020

Journal: :The Journal of the Acoustical Society of America 1958

A.S Guimarães G Bonorino Xexéo J Domech Moré R Tanscheit

Human factors are among the main elements affecting the reliability of nondestructive examinations (NDE). In a man-machine system, human reliability is affected by many factors (performance shaping factors) whose influence on reliability cannot be easily expressed quantitatively. This paper identifies and ranks 59 perform-ance shaping factors by using a fuzzy reasoning method and proposes a pro...

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