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ultrasonic reliability model

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Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006443
EISBN: 978-1-62708-190-0
.... It describes the NDE engineering and NDE process control, along with some case studies related to the applications of NDE. The article reviews various models for predicting NDE reliability, such as ultrasonic inspection model, eddy current inspection model, and radiographic inspection model. It concludes...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006462
EISBN: 978-1-62708-190-0
... and flaw studies. Details of such a model, as applied to a known challenge in turbomachinery, are given in Ref 36 . The issue is detectability of α-phase inclusions within titanium alloys used in aircraft engine disks. Figure 10 shows a representation of a simplified result where the expected ultrasonic...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006473
EISBN: 978-1-62708-190-0
... ). These topics are considered further in the articles “Probability of Detection,” “Reliability of Flaw Detection by Nondestructive Inspection,” and “Nondestructive Evaluation and Life Assessment” in this Volume. A strong base of engineering applications of ultrasonic NDT has developed over several...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003045
EISBN: 978-1-62708-200-6
.... There is currently a need to advance the science of ultrasonic NDE to improve the inspectability of a large variety of material systems and to interpret inspection results reliably and effectively. This requires the use of automated inspection data gathering techniques with built-in decision-making capabilities...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003435
EISBN: 978-1-62708-195-5
... dielectric cure sensors, fiberoptics-based resin cure sensors, ultrasonics-based resin cure sensors, and dosimetry-based resin cure sensors. The article provides information on the resin cure control flow sensing, flow modeling, flow mapping, and resin flow. It addresses some practical issues in sensing...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006460
EISBN: 978-1-62708-190-0
... bandwidth, and ensure robustness and reliable operation in spite of ambient disturbances (such as vibrations). However, implementation of the technique is complex, particularly in comparison with conventional piezoelectric-based ultrasonics, and also costly, and these factors have slowed its industrial use...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001478
EISBN: 978-1-62708-173-3
... and ultrasonic machine) that were built primarily to assure the reliability of the power shaft paid for themselves many times over by reducing rejects and rework. The ultrasonic machine produced a facsimile of the joint in less than 3 min. This allowed instant detection and correction of problems before more...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006452
EISBN: 978-1-62708-190-0
... it to be suppressed.) Modeling Ultrasonic array data can be simulated by direct numerical methods (most commonly using finite-element methods), analytical methods, or hybrid methods. The pros and cons of direct numerical versus analytical simulation are summarized in Table 3 . Comparison between direct...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006936
EISBN: 978-1-62708-395-9
... to detection and characterization. There is a need to further advance the science of ultrasonic NDE to improve the inspectability of a large variety of material systems and to interpret the inspection results reliably and effectively. This requires the use of automated inspection data gathering techniques...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001472
EISBN: 978-1-62708-173-3
... inspection with a dc power source, provided the material is ferromagnetic. Radiography can be used for any material, but is the most expensive of the three methods. Ultrasonic inspection can also be used for any material and is the most reliable and least expensive method. If the weld is machined to a flush...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006444
EISBN: 978-1-62708-190-0
... Favro, et al. ( Ref 3 ) introduced ultrasonic welders as vibration sources and when increasingly sensitive, reliable thermal cameras became available. Interest grew in applying the method to inspect gas turbine blades and disks, and it has been used industrially for blade inspection since about 2006...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006400
EISBN: 978-1-62708-192-4
... J. , Ultrasonic Detection , J. Mach. Fluids, Tests, Standards , Vol 3 ( No. 2 ), 2002 , p 1 – 4 4. “Department of Defense Standard Practice: Reliability Centered Maintenance (RCM) Process,” MIL-STD-3034, Department of Defense , Washington, D.C. , 2011 5. Moubray J...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005616
EISBN: 978-1-62708-174-0
... by using an ultrasonic wave-scattering theory based on a quasi-static model ( Ref 10 , 11 ). Comparison to exact elasto-dynamic solutions and experimental results confirmed that the wave-scattering approach can provide a useful nondestructive inspection technique as well as a tool for fracture mechanics...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006477
EISBN: 978-1-62708-190-0
..., while diffusion-bonded copper-to-stainless steel and stainless steel-to-stainless steel samples did not show a reliable test result. A planar distribution of flaws in diffusion-bonded IN100 aircraft engine rotor material has been investigated by using an ultrasonic wave-scattering theory based...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003515
EISBN: 978-1-62708-180-1
... to understand how safe and reliable that equipment or structure might be over this additional time of service. Common Measurement Techniques Many measurement techniques are employed in NDE. Those most widely used are visual, liquid penetrant, magnetic particle, eddy current, ultrasonic, and radiographic...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003638
EISBN: 978-1-62708-182-5
... for the corrosionist. Properly designed and planned experiments can reduce the number of experiments and produce data that are subjected to statistical analysis. Statistically significant data can then be used to develop mechanistic- and knowledge-based models that are used, for example, as critical elements in life...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003653
EISBN: 978-1-62708-182-5
... hardware systems design and operation. This area addresses model development, model implementation, system simulation, visualization, and more. This includes, but is not limited to, performing failure modes and effects analysis, reliability modeling and analysis, fault-tree analysis for reliability...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006764
EISBN: 978-1-62708-295-2
.... Although single-element transducers have been used for several decades, such inspections are increasingly commonly performed with equipment that uses a phased array. The ultrasonic NDT landscape also has been further advanced by the increased availability of modeling ( Ref 23 ). The article “Ultrasonic...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006572
EISBN: 978-1-62708-290-7
... stresses, some SAM processes are beginning to incorporate deformation into their procedures to benefit part consistency and reliability. An example of this is the Big Area Additive Manufacturing (BAAM) system, which uses a somewhat standard fused deposition modeling nozzle accompanied by a heated tamper...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004215
EISBN: 978-1-62708-184-9
... the data acquisition, reporting and trending, and review and audit for the inspection. It reviews inspection techniques, including visual inspection, ultrasonic inspection, and radiographic inspection. radiographic inspection invasive inspection pressure vessels risk-based inspection ultrasonic...