engineering computer aided design and finite element analysis

... tomography (QCT) and finite element analysis was used to construct 3D images of concrete cylinders A computer code was developed using Matlab to analyze images and to measure the amount and distribution ... depth analysis." Construction and Building Materials 38: 139-146 Askeland, D R and P P Phule (2003) The science and engineering of materials ASTM (1998) "G 61-86: Standard Test Method for Conducting ... APPLICATION OF IMAGE PROCESSING AND FINITE ELEMENT ANALYSIS IN MODELING CHLORIDE DIFFUSION IN CONCRETE Arash Razmjoo Clemson University, arazmjo@g.clemson.edu Follow this and additional works at: https://tigerprints.clemson.edu/all_dissertations

Ngày tải lên: 24/10/2022, 22:55

... four-node, isoparametric and arbitrary quadrilateral elements for Finite element analysis in a Ti-6Al-4V alloy Chen et al (2001) used the continuum element for finite element analysis in Ti-6Al-4V ... the finite element modeling of superplastic forming of AA7475 aluminium alloy in a hemispherical die Chandra and Chandy (1991) used a finite element analysis model choosing the membrane element ... Mimaroglu and Yenihaya (2003) analysed the superplastic forming process under constant strain rate by the ANSYS finite element analysis code, parametric design language and ANSYS-visco108 element

Ngày tải lên: 02/11/2022, 14:29

... product defects and process/system malfunctions early, and hence, eliminate costly consequences They also help to diagnose the root causes of the problems in design and production and hence minimize ... reader to the use of fuzzy set theory for engineering monitoring and diagnosis The presented method is applicable to almost all engineering processes and systems, simple or complicated There are ... "Monitoring and Diagnosing Manufacturing Processes Using Fuzzy Set Theory" Computational Intelligence in Manufacturing Handbook Edited by Jun Wang et al Boca Raton: CRC Press LLC,2001 14 Monitoring and

Ngày tải lên: 13/12/2013, 01:15

... COMPUTER-AIDED DESIGN, ENGINEERING, AND MANUFACTURING Systems Techniques And Applications VOLUME V THE DESIGN oF MANUFACTURING SYSTEMS © 2001 by CRC Press LLC COMPUTER-AIDED DESIGN, ENGINEERING, ... of seven distinctly titled and well-integrated volumes on the broadly significant subject of computer-aided design, engineering, and manufacturing: systems techniques and applications It is appropriate ... of Conceptual Design Phase and Its Applications in the Design of Mechanical Drive Units Roman Zˇ avbi and Jozˇe Duhovnik Chapter Computer Assembly Planners in Manufacturing Systems and Their Applications

Ngày tải lên: 18/05/2017, 11:04

... 20 Computer procedures for finite element analysis 20.1 Introduction In this chapter we consider some of the steps that are involved in the development of a finite element computer program ... various classes of finite element analyses In order to have a computer program that can solve many types of finite element problems a command language strategy is adopted The command language is ... 580 Computer procedures for finite element analysis Fig 20.2 Control program flow chart it is conventional to number the connections by a right-hand rule and the four-noded quadrilateral element

Ngày tải lên: 02/05/2018, 08:09

... bone and joint imaging accuracy and precision, 352 age-related bone changes, 357 cortical porosity, 356 finite element analysis (FEA), 352– 355 fracture risk assessment, 356 image analysis and ... narrow-angle DBT Both the signal and noise increase as the number of iterations increases 248 Medical Image Analysis and Informatics: Computer-Aided Diagnosis and Therapy (d) iterations 10 iterations ... facilitate pre-surgical planning and computer-aided surgery In Chapter  18, Knight and Khademi have shown how image processing and pattern recognition techniques can be designed to detect breast cancer

Ngày tải lên: 23/01/2020, 12:06

... Medical Image Analysis and ­Informatics: Computer-Aided Diagnosis and Therapy    Medical Image Analysis and ­Informatics: Computer-Aided Diagnosis and Therapy    Edited by Paulo ... this book  with gratitude and admiration  to medical specialists and clinical researchers  who collaborate with engineers and scientists  on computer-aided diagnosis and therapy  for improved ... radiographs by M.L Giger; and detection of clustered microcalcifications in mammograms by H.P Chan ix 226 Medical Image Analysis and Informatics: Computer-Aided Diagnosis and Therapy Masking #2:

Ngày tải lên: 23/01/2020, 13:53

... finite element analysis modelling of paving flags made by UHPFRC compared with ordinary concrete (OC) A model was created using finite element analysis (FEA) package, it comprises subbase, sand ... Practice pp 315 Analysis of crack formation and crack growth in concrete by means of fracture mechanics and finite [2] Mottram, J T., Shaw, C T (1996), Using Finite Elements in Mechanical Design International ... trọng phá hủy, chuyển vị Finite element analysis (FEA) method was first introduced in the 1950s and has been continually developed and improved since then [1, 2] However, computer modelling appears

Ngày tải lên: 10/02/2020, 06:35

... in computer science from Huazhong University of Science and Technology, China, in 2006, the M.S and the Ph.D degrees in computer engineering from University of Rhode Island, Kingston, in 2009 and ... students’ interest in computer engineering research and strengthening their confidence and capability in pursuing an engineering profession II Internship Program Activities The computer engineering project ... electrical and computer engineering in the School of Engineering at San Francisco State University His research interests include low-power, reliable, and high-performance circuit design in nano-electronic

Ngày tải lên: 24/10/2022, 00:55

... given design scenario Analysis of stresses in springs So far stresses have been obtained by FE analysis of springs as and when required But for design and selection of springs, CAD modeling and ... pertain Analysis of prismatic springs of non-circular coil shape and non-prismatic springs of circular coils shape by analytical and finite element methods ∗ Arkadeep Narayan Chaudhury † and Debasis ... also using boundary element method, and the analysis was limited to springs of small helix angle Also, Cook [7] analyzed the same type of springs by using finite element method and showed the limitation

Ngày tải lên: 19/11/2022, 11:36

... element The handle snaps to the reference and an offset value appears in the graphics window Pick this surface as placement surface 11 Drag the reference handles onto the right and top surfaces ... pick TOP datum plane, and set Orientation to Top Then click the Sketch button Click the Close button in the References dialog box Click the small forward > icon to expand, and pick Draw a horizontal ... appropriate Sketcher Tools to create and dimension the section as shown below , , , , , Click Type in 40 for the depth of extrusion Click Click and select Standard Orientation CREATE BOTH SIDES

Ngày tải lên: 27/10/2013, 17:15

... applications in computer- aided design (CAD) and computer- aided manufacturing (CAM) [Pratt, 1993], [Case and Gao, 1993] Part features for process planning are slightly different from those for CAD and CAM ... methods and operation instructions When computer aided process planning (CAPP) was first attempted in the early 1960s [Neibel, 1965; Schenk, 1966], it emerged as a vital link between computer aided design ... product design to shop floor manufacturing On the one hand, it has to provide multiple decisions and alternative information transfer from design to various manufacturing functions On the other hand...

Ngày tải lên: 13/12/2013, 01:15

... marketing, design, manufacturing, and finance systems To reach more comprehensive assessments, issues are stated by collecting and comparing properly standardised indices and by tracking and acknowledging ... of functional units and combining the related assembly stands; these are equipped with the usual parts feeding and orienting devices and sometimes include positioning and handling equipment The ... systems and dedicated joining devices; and • assembly stand, namely, a workstation with piece placing and parts feeding fixtures, pick-andplace mechanisms, and joining units For flexibility, the...

Ngày tải lên: 13/12/2013, 01:15

... LOS(jk) and ROS(jh) ϭ ROS (jk) and JSTATUS(jh) ϭ Ready for assembling and SCI(jh) ϭ 0} and {for each w␲␦ ʦ W | w␲␦ ϭ w␲␣ and (w␲␦, w␲␤) ʦ A ᭚ WEI [(w␲␦, w␲␤)] jobs jh | BEL-P[LOS( jh)] ϭ w␲␦ and ... final products p1 and p2, representing 509 and 640 part types Thus actual job type and order entity sets are P ϭ {p1, p2} and O ϭ {o1} with BEL-P(p␲) ϭ o1 for ␲ ϭ 1, Due dates and product numbers ... insertions/removals (e4-, and e5type events) and sending to the job flow manager the messages about failure and repair occurrences for servers, for AGV trucks and for transport subsystems (e1-, e2-, and e3-type...

Ngày tải lên: 13/12/2013, 01:15

... µo = and σo = and δ = 0, ±1, ±2, ±3, and ±4 These observations were fed directly to the network and trained by a standard backpropagation algorithm to achieve a desired output between –1 and The ... Performances of Chang and Gan’s (1995) CUSUM and Crowder and Hamilton’s (1992) EWMA are not significantly better than Page’s (1963) CUSUM; however, their development of design strategies and procedures ... Acosta and Pignatiello’s (1996) CUSUM scheme and EWMA charts, as shown in Tables 18.6(a) and (b), to Acosta and Pignatiello’s (1996) EWMA chart which adopts Roberts’ (1959) EWMA for mean and Wortham’s...

Ngày tải lên: 22/12/2013, 21:18

... Parameter Design 17.4 Case Study: Plasma Etching Process Modeling and On-Line Parameter Design 17.5 Conclusion 17.1 Introduction Besides aggressively innovating and incorporating new materials and ... design include (i) orthogonal array approaches, and (ii) traditional factorial and fractional factorial design approaches The orthogonal array approaches are promoted extensively by Taguchi and ... nature of investigation, (ii) the designs advocated are rather limited and fail to deal adequately with interactions, and (iii) more efficient and simpler methods of analysis are available In addition...

Ngày tải lên: 22/12/2013, 21:18

... beforehand) and then transmitted to a 486 personal computer for further data recording, processing, and analysis ©2001 CRC Press LLC CNC Machine Center Vise Accelerometer Sensor 486 Personal Computer ... surfaces exhibit interrelated characteristics of both random and deterministic components Zhang and Kapoor [1991] demonstrated the effect of random vibrations on surface roughness in the turning ... parameters Step 2: Read the weight matrix W_xh and W_hy, and the bias vector θ_h and θ_y Step 3: Load the input vector X of a testing example Step 4: Calculate and infer the actual output Y (a) Calculate...

Ngày tải lên: 22/12/2013, 21:18

... < ∨ ( ∧ ( x , w ) ) then ∆ = w if x s < w sj and x s ≥ ∨ ∧ x i , w ij s if x s < w sj and x s s i≠ s if x s ≥ w sj and w sj if x s ≥ w sj and w sj and ©2001 CRC Press LLC i≠ s i ij i≠ s i i≠ s ... computations in DWT is exactly an octave-band filter [23] The terms g and h can be considered as high-pass and low-pass filters derived from the analysis wavelet ψ (t) and the scaling function φ (t), respectively ... 15.33, and the estimated value of the spindle and feed current, namely, Si and Fi (i = 1, 2, , 6) are outputted Second, the spindle and feed current detected are put into the logarithm, and are...

Ngày tải lên: 22/12/2013, 21:18

... Comprehensive Software for the Finite Element Modeling, Static, Dynamic and Non-Linear Analysis and Design of Structures Introduction Powerful and Integrated Structural Analysis and Desi gn Software • ... create elements easily • Duplicate and generate elements with move, merge, mirror and repl icate Interactive Modeling SAP2000 • Powerful Editing Tools Convenient dividing and meshing of elements ... orthographic and perspective views • Zooming and panning • Standard viewing angles • SAP2000 • User defined and named views Interactive Modeling Guides and Grids • Accurate dimensioning with guidelines and...

Ngày tải lên: 11/06/2014, 03:16

... Introduction to Finite Element Analysis Using MATLAB and Abaqus ® © 2013 by Taylor & Francis Group, LLC © 2013 by Taylor & Francis Group, LLC Introduction to Finite Element Analysis Using MATLAB and Abaqus ... performance of electric motors 1.2 FINITE ELEMENT ANALYSIS AND THE USER Nowadays, in structural design, the analysis of all but simple structures is carried out using the finite element method When graduate ... other hand, should the emphasis be on more “hands-on” applications using computer software at the expense of theory? The many textbooks that describe the theory of the finite element and/ or its engineering...

Ngày tải lên: 08/01/2014, 12:58