... 312 1 Introduction 1.1 Prologue Engineers learn early on in their careers how to harness energy from nature, how to generate useful forms of energy, and how to transform between different energy forms. Engineers usually ... and (2) the entropy difference for any change is non-negative. Typically, the first law of thermodynamics for the energy of a system is cast into a balance equation of the form: change of energy in ... determine their probability. I assume no prior exposure to statistics, which is regretfully true for most engineers. I then discuss, in Chapter 3, the classical mechanical concepts required to define...
Ngày tải lên: 07/03/2014, 20:20
... necessary for engineers in a wide range of disciplines and for other nonbiologists by primary training to have a basic background in cell biology. Scientists increasingly work in teams comprised of engineers, ... anyone else for any inaccuracy, error or omission, regardless of cause, in the work or for any damages resulting therefrom. McGraw-Hill has no responsibility for the content of any infor- mation ... system. Applied Cell and Molecular Biology for Engineers Chapter 1 Biomolecules Walter X. Balcavage, Ph.D. OBJECTIVES ■ To understand the role of physical forces for chemical reactions ■ To introduce...
Ngày tải lên: 27/06/2014, 10:20
Tài liệu Dictionary of Applied Math for Engineers and Scientists doc
... com- mutative if a · b = b · a for all a, b ∈ G. Abelian theorems (1) Suppose ∞ n=0 a n x n converges for |x| <Rand for x = R. Then the series converges uniformly on 0 ≤ x ≤ R. (2)Forn ≥ 5 the general ... Standard Code for Information Interchange. A code for represent- ing alphanumeric information. Ascoli Giulio Ascoli (1843–1896), Italian analyst. Ascoli’s theorem Let {f n } be a family of uniformly ... nonmathe- matical information is required for contrac- tions of models of biological systems, such as biochemical networks (unlike expansion). Such information may be beneficial, for example, in suggesting...
Ngày tải lên: 10/12/2013, 12:15
Tài liệu Q&A Session for Advanced Ball Screws 201: Troubleshooting for Design Engineers docx
... uses formed nylon wipers. The FineLine metric series and precision plus metric series use formed Delrin wipers. The NEFF metric series uses formed rubber wipers. A brush style wiper is good for ... 3000 for inch series ball nuts and dN = 140,000 for metric series ball nuts. (d = nominal diameter of the screw and N = rpm). Contact Thomson if your application exceeds this rule of thumb or for ... Are torque limiters usually recommended for the prime mover? A: No, torque limiters are not typically required for most applications. Q: is there any documentation on how to reassemble ball...
Ngày tải lên: 13/12/2013, 01:16
Tài liệu Open channel hydraulics for engineers. Chapter 2 uniform flow docx
... relative roughness as well. Before applying uniform flow formulas to the design of open channels, the background of Chezy’s as well as Manning’s formulas for steady, uniform in open channels are ... Problems of uniform-flow computation The computation of uniform flow may be performed by the use of two equations: the continuity equation and a uniform-flow formula. When the Manning formula is ... therefore with R and possibly also with the bed slope i, which for uniform flow will be equal to the slope of the energy-head line i o , yielding a relationship for the velocity of the form:...
Ngày tải lên: 20/12/2013, 19:15
Tài liệu Open channel hydraulics for engineers. Chapter 3 hydraulics jump doc
... CHANNEL HYDRAULICS FOR ENGINEERS Chapter 3: HYDRAULIC JUMP 67 We also may apply some experimental formulas by Russian hydraulicians: Pavolovski’s formula (1940), for a rectangular ... (3-13) This force is responsible for change of velocity from V 1 to V 2 . We know that this force is also equal to the change of momentum of the control volume: Force = mass of water ... h 2 = 2.5 m Jump occurs? Energy head loss E L ? Upstream depth h I ? Force on the gate? OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 3: HYDRAULIC JUMP 52 F 1 = 2 1 1 1 h .h .(h...
Ngày tải lên: 20/12/2013, 19:15
Tài liệu Open channel hydraulics for engineers. Chapter 6 transitions and energy dissipators docx
... considerable formation of spray. The bucket-type dissipator is not, therefore, a remedy for inadequate tailwater depth. If the tailwater level is in fact insufficient for hydraulic jump formation, ... jet, in which form it will readily break up into small drops, which are very substantially retarded before they reach any vulnerable surface. OPEN CHANNEL HYDRAULICS FOR ENGINEERS ... HYDRAULICS FOR ENGINEERS Chapter 6: TRANSITIONS AND ENERGY DISSIPATORS 117 The foregoing discussion, although of some general interest, does not lead to specific conclusions. For these...
Ngày tải lên: 20/12/2013, 19:15
Tài liệu Open channel hydraulics for engineers. Chapter 7 unsteady flow docx
... forward characteristic C 1 defined by: OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 7: UNSTEADY FLOW 140 7.3.3. The simple-wave problem A simple wave is defined to be a wave for ... dx V c dt forward characteristic backward characteristic P OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 7: UNSTEADY FLOW 132 downstream direction, is therefore equal to - ... The two forces are not quite parallel, but it is consistent with our assumption of small slopes to regard the two forces as parallel. The net force in the direction of flow is therefore equal...
Ngày tải lên: 20/12/2013, 19:15
Standard Handbook for Mechanical Engineers doc
... 000*Eϩ03 kilogram-force (kgf) newton (N) 9.806 650*Eϩ00 kilogram-force-metre newton-metre (N и m) 9.806 650*Eϩ00 kilogram-force-second 2 /metre (mass) kilogram (kg) 9.806 650*Eϩ00 kilogram-force/centimetre 2 pascal ... candela/metre 2 (cd/m 2 ) 3.426 259 Eϩ00 foot-pound-force joule (J) 1.355 818 Eϩ00 foot-pound-force/hour watt (W) 3.766 161 EϪ04 foot-pound-force/minute watt (W) 2.259 697 EϪ02 foot-pound-force/second watt (W) 1.355 ... will accelerate at 1 ft/s 2 when acted upon by a one pound force. It is therefore equal to 32.1740 pound-mass. The kilogram force is the force required to support the standard kilo- gram against...
Ngày tải lên: 09/03/2014, 00:20
RULES OF THUMB FOR MECHANICAL ENGINEERS docx
... Conduction 21 V 8 Rules of Thumb for Mechanical Engineers Weber Number Weber number is the ratio of inertial forces to surface ten- sion forces. v21p W=- 0 This parameter is ... the ratio of forces rather than the forces themselves. The model and the prototype are dynamically similar if (a) they are geometrically similar and (b) the ratio of pertinent forces are ... ratio of inertial force to weight: This number is useful in the design of spillways, weirs, chan- nel flows, and ship design. 24 Rules of Thumb for Mechanical Engineers Correlations...
Ngày tải lên: 27/06/2014, 06:20
Introduction to Statistics for Biomedical Engineers doc
... statistics course for biomedical engineers and have taught me how to be more effective in communicating the subject matter and making statistics come alive for them. I also thank J. Claypool for his ... score) Frequency 68 % 95% FIGURE 4.3: Histogram for samples drawn from a normally distributed population. For a normal dis- tribution, 68% of the samples should lie within ±1 standard deviation ... transformations may often be used to make the data normal, and the statistics covered in this text may then be used to perform statistical analysis on the trans - formed data. These transformations...
Ngày tải lên: 27/06/2014, 10:20
Batteries in a Portable World: A Handbook on Rechargeable Batteries for Non-Engineers docx
... economically priced and perform well when used for the application intended. The personal charger offers moderate charge times. In comparison, the industrial charger is designed for employee use and ... a topping-charge before use rather than leaving the pack in the charger for days. Even at a seemingly correct trickle charge, nickel- based batteries produce a crystalline formation (also referred ... lowest energy density. For the purpose of analysis, we use the term ‘sealed lead acid’ to describe the lead acid batteries for portable use and ‘valve regulated lead acid’ for stationary applications....
Ngày tải lên: 27/06/2014, 14:20
MATLAB FOR ENGINEERS – APPLICATIONS IN CONTROL, ELECTRICAL ENGINEERING, IT AND ROBOTICS doc
... Chapter 3 Numerical Inverse Laplace Transforms for Electrical Engineering Simulation 51 Lubomír Brančík Chapter 4 Linear Variable Differential Transformer Design and Verification Using MATLAB ... Results Processing in MATLAB for Photonics Applications 119 I.V. Guryev, I.A. Sukhoivanov, N.S. Gurieva, J.A. Andrade Lucio and O. Ibarra-Manzano MATLAB for Engineers – Applications in Control, ... ≥ (4) where 0 nj x ≠ in the neutral case for some j, whereas a RQ owns 0 nj x = for all j. However, the transfer function representation in the form of a ratio of two quasipolynomials is...
Ngày tải lên: 28/06/2014, 14:20
Ada for Software Engineers doc
... detected. • Ada 95 extended support for hardware interfacing, as well as for programming in a mixed- language environment. Data types are defined for machine words, as well as for objects shared with libraries ... the document defining the language standard. The ARM has a reputation for being ponderous reading meant for “language lawyers.” Never- theless, I believe that—with a bit of guidance—software engineers ... and the direction of the information flow between the formal and actual parameters, rather than the mechanism used for passing parameters. There are three modes: in The formal parameter is considered...
Ngày tải lên: 29/06/2014, 08:20
Handbook of mathematics for engineers and scienteists part 2 doc
... 435 11.1. GeneralFormofIntegralTransforms.SomeFormulas 435 11.1.1. IntegralTransformsandInversionFormulas 435 11.1.2. Residues.JordanLemma 435 11.2. LaplaceTransform 436 11.2.1. LaplaceTransformandtheInverseLaplaceTransform ... LaplaceTransformandtheInverseLaplaceTransform 436 11.2.2. Main Properties of the Laplace Transform. Inversion Formulas for Some Functions 437 11.2.3. Limit Theorems. Representation of Inverse Transforms as Convergent ... VariousFormsoftheFourierTransform 443 11.4.1. FourierTransformandtheInverseFourierTransform 443 11.4.2. FourierCosineandSineTransforms 445 11.5. OtherIntegralTransforms 446 11.5.1. Integral Transforms Whose Kernels Contain...
Ngày tải lên: 02/07/2014, 13:20
Handbook of mathematics for engineers and scienteists part 7 docx
Ngày tải lên: 02/07/2014, 13:20
Handbook of mathematics for engineers and scienteists part 13 doc
Ngày tải lên: 02/07/2014, 13:20
Handbook of mathematics for engineers and scienteists part 31 docx
Ngày tải lên: 02/07/2014, 13:20
Handbook of mathematics for engineers and scienteists part 35 docx
Ngày tải lên: 02/07/2014, 13:20
Handbook of mathematics for engineers and scienteists part 49 doc
Ngày tải lên: 02/07/2014, 13:20