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model validation

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410009
EISBN: 978-1-62708-280-8
... tier 2 suppliers. 2.2.4 Casting Engineering Matrix Figure 2.6 illustrates the activities in the development of the casting process model, which is released to produce prototype castings for validating the design and casting processes. Fig. 2.6 Casting engineering matrix...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420263
EISBN: 978-1-62708-310-2
... measurements. The importance of validation of computed results cannot be stressed too highly. Computer models, such as those used to simulate materials processing, rely on input data that can be time consuming to measure but readily predicted via CALPHAD and related methods. For example, it is possible...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2023
DOI: 10.31399/asm.tb.edfatr.t56090069
EISBN: 978-1-62708-462-8
..., and advanced fault models for diagnosing embedded memory. ATPG scan diagnostics fault isolation SSN network streaming scan network UDFM user defined fault model Background As modern semiconductor technology continues to advance, the complexity of semiconductor products exponentially...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040237
EISBN: 978-1-62708-300-3
... Abstract This chapter discusses the use of finite-element methods for modeling cold forging processes. The discussion covers process modeling inputs, such as geometric parameters, material properties, and interface conditions, and includes several application examples. cold forging...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410253
EISBN: 978-1-62708-280-8
... Abstract This chapter is a detailed account of various factors pertinent to the development and launch of a product. It begins by describing the five phases in the product launch process, namely product design and development, process design and development, product and process validation...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.htpa.t53310067
EISBN: 978-1-62708-346-1
...; for example, the following is valid: HFRSC ≠ HSC and HSC ≠ HSD . The use of different impact bodies in the same model may also lead to false results. Here, as for all other hardness measurement methods, the indentation must be carried out vertical to the test surface. As with Shore devices...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040193
EISBN: 978-1-62708-300-3
... Abstract This chapter discusses the use of finite-element modeling in forging design. It describes key modeling parameters and inputs, mesh generation and computation time, and process modeling outputs such as metal flow, strain rate, loading profiles, and microstructure. It also includes...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.fdmht.t52060043
EISBN: 978-1-62708-343-0
... Abstract Strain-range partitioning is a method for assessing the effects of creep fatigue based on inelastic strain paths or strain reversals. The first part of the chapter defines four distinct strain paths that can be used to model any cyclic loading pattern and describes the microstructural...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.9781627082808
EISBN: 978-1-62708-280-8
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310281
EISBN: 978-1-62708-286-0
...), Thermo-Calc can also be used to investigate meta-stable equilibria-type problems. Thermo-Calc is used in conjunction with thermodynamic databases containing polynomial functions that describe the Gibbs energies of the different phases according to certain models that take into consideration nonideal...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2023
DOI: 10.31399/asm.tb.edfatr.t56090063
EISBN: 978-1-62708-462-8
... models to use for input and output of the simulators. The inputs are generally the fault criteria (failure mode), but it is difficult to select the information to consider in the simulation. The outputs are the results of the fault simulation that produce a set of candidates for the analysis...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ciktmse.t56080001
EISBN: 978-1-62708-460-4
... models, and various methods for characterizing corrosion damage and protective surface films. It also discusses typical applications, industry trends, and the emerging role of high-throughput experimentation, quantitative modeling, and machine learning in the development of cleaner and more effective...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.fdsm.t69870045
EISBN: 978-1-62708-344-7
... discusses high-cycle, low-cycle, and ultra-high cycle fatigue and presents several models that are useful for fatigue life predictions. fatigue design fatigue life analysis high-cycle fatigue S-N curve Introduction Traditional <italic>S-N</italic> Curve In attempting to introduce some...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ciktmse.9781627084604
EISBN: 978-1-62708-460-4
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410487
EISBN: 978-1-62708-265-5
... heat treatments designed to minimize undesirable residual stress, quench cracking, and distortion. Some comments and references to modeling of residual stress and distortion conclude the chapter. Origins of Distortion Distortion of a part may be classified as size distortion or shape distortion...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280365
EISBN: 978-1-62708-267-9
... , American Institute of Mining, Metallurgical and Petroleum Engineers , 2000 , p 39 – 47 10.7449/2000/Superalloys_2000_39_47 • Dandre C.A. et al. , Microstructural Evolution of Inconel 718 During Ingot Breakdown: Process Modeling and Validation , Mater. Sci. Technol. , Vol 16 ( No. 1...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110666
EISBN: 978-1-62708-247-1
... models used by reliability engineers: Arrhenius, Eyring, and power law models. The chapter concludes with information on failure rates and mechanisms and the two techniques for uncovering reliability issues, namely burn-in and outlier screening. Arrhenius models burn-in screening experiment...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.fdmht.t52060173
EISBN: 978-1-62708-343-0
..., and thermomechanical fatigue) damage model, and numerous methods that make use of creep-rupture, crack-growth, and void-growth data. It also discusses the use of continuum damage mechanics and includes examples demonstrating the accuracy of each method as well as the procedures involved. crack growth creep...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320049
EISBN: 978-1-62708-332-4
..., eventually reducing the development time and time to market. Development of the three-dimensional computer-aided design (3D CAD) geometry and ease of electronic exchange of the CAD models contribute to the ability to check assembly interferences and clearances in components in relative motion. A 3D CAD...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500051
EISBN: 978-1-62708-317-1
... Abstract This chapter discusses the use of modeling and simulation technology in the development of sheet metal forming processes. It describes the five major steps involved in finite-element analysis and the various ways functions of interest can be approximated at each point or node...