powerful means of engineering design

... the use of FVM as a part of CAE techniques for solving a typical problem of engineering design The provided example is a part of product database of a company for hydraulic cylinders’ design and ... concept of characteristic transport It is one of the most powerful linear Riemann solvers due to the excellent discontinuity-capturing property Finite Volume Method – Powerful Means of Engineering Design ... are the topic of the following paragraph and subchapter respectively 24 Finite Volume Method – Powerful Means of Engineering Design Fig 11 Flowchart of the computational procedure of the iterative...

Ngày tải lên: 28/06/2014, 14:20

Ngày tải lên: 21/02/2014, 13:20

... discussion of the design process The subject of this book is chemical engineering design, but the methodology described in this section applies equally to other branches of engineering Chemical engineering ... outer boundary of possible designs, as shown in Figure 1.1 Within this boundary there will be a number of plausible designs bounded by the other 1.2 NATURE OF DESIGN Region of all designs Resourc ... The selection of design factors in mechanical engineering design is illustrated in the discussion of pressure vessel design in Chapter 13 Design factors are also applied in process design to give...

Ngày tải lên: 01/04/2014, 11:33

... 1961 to take charge of systems engineering for the Of ce of Manned Space Flight 1.2 OVERVIEW OF THE ENGINEERING OF SYSTEMS 15 TABLE 1.3 Sample of Decisions Made during System Design Development ... references The products of the design process serve as the inputs to the hardware and software design of detailed configuration item (CI) design The CIs then reenter the systems engineering process ... decomposition and definition (or design) process As part of design, the integration and qualification 1.2 OVERVIEW OF THE ENGINEERING OF SYSTEMS 13 FIGURE 1.4 ‘‘g-g’’ design region for a racecar (from...

Ngày tải lên: 03/04/2014, 12:22

... properties of selected carbon and alloy steels (Cont.) PROPERTIES OF ENGINEERING MATERIALS PROPERTIES OF ENGINEERING MATERIALS PROPERTIES OF ENGINEERING MATERIALS 1.27 TABLE 1-9 Mechanical properties of ... subject to the Terms of Use as given at the website PROPERTIES OF ENGINEERING MATERIALS PROPERTIES OF ENGINEERING MATERIALS 1.45 TABLE 1-24 Typical uses of tool steel Steel designation Type T ... website PROPERTIES OF ENGINEERING MATERIALS PROPERTIES OF ENGINEERING MATERIALS SAE UNS 1.3 Society of Automotive Engineers Unified Numbering system Note:  and  with subscript s designates strength...

Ngày tải lên: 27/06/2014, 12:20

... hypercube sampling technique 429 law of multiplication 48 laws of probability 52 LCC see life-cycle costs Lebesgue logic 220 level of diversity 617 level of redundancy 52, 617 LIC see labelled ... process description 783 process design 800 process design blackboard section 786 functional independence 791 functional specialisation 791 process design criteria process design specifications 510, ... possibility theory 16, 18, 169, 216, 220, 347 deviation from fuzzy logic 170 engineering design analysis 172 Index post -design testing and training 742 potential energy 342 potential failure 141,...

Ngày tải lên: 02/07/2014, 10:20

... complexity of their engineering design, both in technology and in the complex integration of systems These systems on their own are usually adequately designed and constructed, often on the basis of ... consist of comprehensive evaluations to ensure due diligence Design reviews are included at different phases of the engineering design process, such as conceptual design, preliminary or schematic design, ... safety and risk, in an overall concept of designing for integrity during the engineering design process These topics cover the integrity of engineering design not only for complex industrial...

Ngày tải lên: 02/07/2014, 10:20

... 675 Schema of a conceptual design space 679 Selecting design objects in the design knowledge base 682 Conceptual design solution of the layout of a gas cleaning ... a gas cleaning plant 683 Schematic design model of the layout of a gas cleaning plant 683 Detail design model of the scrubber in the layout of a gas cleaning plant ... List of Figures 1.1 1.2 1.3 Layout of the RAM analysis model 24 Layout of part of the OOP simulation model 25 Layout of the AIB blackboard...

Ngày tải lên: 02/07/2014, 10:20

... Part I Engineering Design Integrity Overview Chapter Design Integrity Methodology Abstract In the design of critical combinations and complex integrations of large engineering systems, their engineering ... published annual reports of real-world examples of recently constructed engineering projects, that most of the problems stem from a lack of proper evaluation of their engineering integrity The ... integrity of engineering design actually imply? Engineering Integrity In determining the complexity and consequent frequent failure of the critical combination and complex integration of large engineering...

Ngày tải lên: 02/07/2014, 10:20

... the engineering design process, particularly where designs of large systems give rise to design complexity and consequent high risk of design integrity Contribution of research in integrity of engineering ... integrity of engineering design is thus not solely a consideration of the fundamental quantitative measures of engineering design analysis based on probability theory but also consideration of 16 Design ... Quantification of engineering design criteria Determination of failure consequences Determination of preliminary design reliability Determination of systems interdependencies Determination of process...

Ngày tải lên: 02/07/2014, 10:20

... continual design reviews throughout the engineering design process on the basis of concurrent design in an integrated collaborative engineering design environment Engineering designs are composed of ... space of alternative designs, and monitoring of progress towards the targets of the design process; • Integration of a diverse set of tools, with expertise applied to the problem of engineering design ... Intelligence in Design Analysis of Target Engineering Design Projects A stringent approach of objectivity is essential in implementing the theory of design integrity in any target engineering design project,...

Ngày tải lên: 02/07/2014, 10:20

... networking of intelligent design tools; Degree of automation of the application of design tool technology; Sophistication of general-purpose tools (shells); Degree of usage in engineering design ... the use of objective probabilities in the analysis of the integrity of engineering design Other acceptable methods must therefore be sought to determine the integrity of engineering design in ... establish a proper evaluation of the integrity of engineering design with the consequence that many engineering design projects are subject to relatively superficial design reviews, especially with...

Ngày tải lên: 02/07/2014, 10:20

... the integrity of engineering design at different stages of the design process, particularly relating to the assessment of reliability in engineering design, or to the development of designing for ... practically used for engineering design review procedures The criterion of reliability in engineering design may be considered from two points of view: first, whether a particular design has inherently ... to each of the three terms, can practically and logically be applied to the different phases of engineering design, such as conceptual design, preliminary or schematic design, and detail design...

Ngày tải lên: 02/07/2014, 10:20

... some of the critical assemblies and components Consider the overall reliability of these sub- 3.2 Theoretical Overview of Reliability and Performance in Engineering Design 57 Reliability of N ... conceptual design phase of the engineering design process The most applicable methodology for reliability and performance prediction in the conceptual design phase includes basic concepts of mathematical ... combination and integration of many previously designed systems inevitably give rise to design complexity and consequent frequent failure, where high risks of the integrity of the design are encountered...

Ngày tải lên: 02/07/2014, 10:20

... grouping of the constituent parts of each level of an SBS is done by identifying the actual physical design configuration of the various items of one level of the SBS into items of a higher level of ... of systems without compromising the performance characteristics of the system • A review of all systems to identify elements that may be similar to off-the-shelf designs to warrant adoption of ... leaving the task of evaluating reliability until detail design, when most of the equipment has been specified 3.2 Theoretical Overview of Reliability and Performance in Engineering Design 69 In a...

Ngày tải lên: 02/07/2014, 10:20

... development of future designs; help in the design requirement objective evaluation; and assessment of design alternatives during the preliminary and detail phases of the engineering design process ... identification of potential designrelated failure modes at system/sub-system/component level; identification of important characteristics of a given design; documentation of the rationale for design changes ... assessment of failure effects of potential failure modes in equipment design FMEA is a powerful design tool to analyse engineering systems, and it may simply be described as an analysis of each...

Ngày tải lên: 02/07/2014, 10:20

... of power supply Failure of both pumps Supp Failure of pump A Failure of pump B Pump A Pump B Fig 3.18 Simple fault tree of cooling water system 88 Reliability and Performance in Engineering Design ... severity class Thus, the total of the criticality numbers of all the failure modes of a component in the severity class of interest is given by the summation of the variables of Eq (3.20), as indicated ... of the failures of both pump A and pump B or failure of the power supply that results in overall pump failure and/or failures of the filter or valve that could result in total loss of output of...

Ngày tải lên: 02/07/2014, 10:20

... that a used item of age x will survive an extra time t 3.2 Theoretical Overview of Reliability and Performance in Engineering Design 97 The mean residual life (MRL) of a used item of age x can thus ... period of its use or operation In most engineering installations, particularly with the integration of complex systems, the purpose of determining 98 Reliability and Performance in Engineering Design ... ˚ β 1/β (3.54) 3.2 Theoretical Overview of Reliability and Performance in Engineering Design 99 The standard deviation The standard deviation, σT , of the two-parameter Weibull is given by σT...

Ngày tải lên: 02/07/2014, 10:20

... engineering design has become a widely accepted concept, particularly as a preferred alternative to the sequential engineering design process Concurrent engineering design in the context of design ... objective of concurrent engineering design with respect to design integrity is to assure a reliable design throughout the engineering design process Parallelism is the prime concept in concurrent engineering ... continual design reviews are conducted throughout the engineering design process by remotely located design groups communicating via the internet Engineering designs are usually composed of highly...

Ngày tải lên: 02/07/2014, 10:20