basic concepts in tranport phenomena

... ordering this title use ISBN 0-07-100152-2 Printed in Singapore “{ CONTENTS I i Preface To the Instructor xv xvii Part I Basic Concepts in Transport Phknomena Introduction to Transport Phenomena ... Engineers McCabe, Smith, J C., and Harriott: Unit Operations of Chemical Engineering Mickley, Sherwood, and Reed: Applied Mathematics in Chemical Engineering Nelson: Petroleum Refinery Engineering ... Chemical Engineering, University of Texas, Austin William P Schowalter, Professor of Chemical Engineering, Princeton University Matthew ‘IkreU, Professor of Chemical Engineering, University of Minnesota...

Ngày tải lên: 02/04/2014, 16:46

... Figure Materials testing machine Materials testing machine Results Figure Deformation of construct on four point bending stress Deformation of construct on four point bending stress while the ... Mechanical testing The prepared specimens were mounted on a materials testing machine (ESH Ltd, Brierly Hills, United Kingdom) (Figure 3) Each construct was tested in four point bending and torsional ... contributions UR the main author for the manuscript and was involved in specimen preparation, conducting the study, data acquisition and preparation of the manuscript JK was involved in setting up of equipment,...

Ngày tải lên: 10/08/2014, 21:23

... 36 2.5 Pull-over Induced Lateral Buckling 45 2.6 Hooking 46 2.7 Existing Guidelines 47 v 2.7.1 Guidelines for Trenching Design of Submarine Pipelines (Trevor Jee Associates, ... Displacement of the pipe in the pull-over response xxv Bending strain Critical bending strain Pipeline usage factor , empirical factor in Ellinas and Walker’s formula Longitudinal compressive stress ... result in a conservative design as the outer pipe is not required to resist internal pressure and can accommodate a greater level of indentation than a single, pressure containing pipe Eliminating...

Ngày tải lên: 09/09/2015, 11:25

... imprint force in the loading period increased with imprint depth The effect of imprint depth was especially strong in the Z-component, as shown in Fig 6b The time at which the maximum imprint ... This indicates that the imprint depth dominates the magnitude of the maximum imprint force and the time when it happens In the unloading process, the adhesion increased as the imprint depth increased ... both films underwent loading The forming discrepancy can be explained by the different interaction forces Intra- and inter-chain forces are present in the polymer, so the chain molecules have complicated...

Ngày tải lên: 21/06/2014, 20:20

... vary from being very light yellow in color to being very dark brown in color Differences in color among DDGS sources are influenced by; • the natural color of the feedstock grain being used, • ... 42 gallons/minute As shown in Table 1, increasing solubles addition rate to the mash resulted in a decrease in L* (lightness of color) and b* (yellowness of color), with an increase in a* (redness ... will reduce mixing time in order to achieve a uniformly distributed mix of ingredients in a complete feed Amount of ingredient segregation during transport and handling – particle and ingredient...

Ngày tải lên: 08/08/2012, 10:03

... femurs were inhttp://www.medsci.org Int J Med Sci 2009, clined 10° in the frontal plane and 9° in the sagittal plane and loaded using an INSTRON servo-hydraulic testing machine (Instron, Darmstadt, ... may be increased which increases the antibiotic elution as well [15] Anagnostakos et al [24] showed a considerably increase in elution of commercially added gentamicin for spacers containing a ... thus doubled the initial load 283 of non-reinforced spacers Thereby loads exceeding 5000 – 6000 N caused a non-linear displacement behaviour of the reinforced spacer and resulted into periprosthetic...

Ngày tải lên: 26/10/2012, 09:53

... close in angle Generalizing this line of reasoning, it follows that clustering in time is likely associated with some kind of clustering in angle The nature of the angular clustering of indoor ... antennas can be combined in various ways, including diversity combining, phased array processing, and adaptive array algorithms Adaptive array sytems are becoming increasingly feasible for high ... channels in the indoor and urban environments, early research in modeling indoor multipath propagation was based on previous research involving urban multipath propagation A seminal paper in this...

Ngày tải lên: 20/11/2012, 11:32

... Measurement of protein using bicinchoninic acid, Anal Biochem., 150, 76-85 Sparling, R., Risbey, D and Poggi-Varaldo, H M., 1997 Hydrogen production from inhibited anaerobic composters, Int J Hydrogen ... sealed using open-top screw caps with rubber septum The bottles were then placed in a reciprocating shaker at 35oC and 100 rpm The biogas production was determined using a glass syringe of 20-200 ... compost and soil by inhibiting other bacteria using heat, acid/base, ultrasound, chemicals, freezing/thawing, etc (Sparling et al., 1997; Van Ginkel et al., 2001; Chen et al., 2002; Wang et al.,...

Ngày tải lên: 05/09/2013, 08:40

... H2-producing sludge might also be a significant factor affecting the fermentative H2 production However, little information concerning the surface characteristics of H2-producing sludge in acidogenic ... sludge were determined using a rotational viscometer (NXS-11A Rotational Viscometer, Chengdu Instrument Co., China), a coaxial cylindrical measurement device with a double gap measuring system The ... implying that the H2-producing sludge was more compact and denser The contact angle of sludge increased to a peak value with the increasing of fermentation time, and then decreased This indicates...

Ngày tải lên: 05/09/2013, 09:08

... DOM in the original river water sample seems to fit into two linear portions indicating two classes of binding sites In contrast, DOMs in the samples after and weeks fitted to a single line, ... of zinc binding sites in river water DOM Fig represents the variation of DOC, UV254 and SUVA during the river water incubation for weeks in the preliminary study During the first days of incubation, ... slopes of the lines in a particular binding site class Conditional stability constant for the strong type of binding site remained at log K1' = 7.2 while that in weak type remained at log K2'...

Ngày tải lên: 05/09/2013, 10:15

... and biochemical knowledge or skills Thus, the quinone profiling has high affinity with analysts Moreover, quinone composition used in quinone profiling can achieve a qualitative evaluation of the ... denitrification in paddies The arrangement of environmental factors of paddy, focusing on the Q-8 and other highly-contained-quinones, will lead to the finding of paddy characters accomplishing high ... planting were as follows; 3-m-square lysimeter (Fig 1a), the inlet point was in the middle, the outlet point was at the corner, surface soil type was sandy loam, no fertilizer was added in 2007,...

Ngày tải lên: 05/09/2013, 10:15

... grove from points Sampling points St.1 and St.2 are in the same stream, and sampling point St.3 is in the other stream The two streams flow together to be one stream and the sampling point St.4 is ... grove were investigated and their behaviors in the collecting reservoirs were discussed The main results obtained from the investigation are as follows: 1) Nitrogen concentration in grove soil ... autoclave (120ºC, 15 min.) The algae were then inoculated into the vial containers with the sterilized culture solution in order that the algal concentration was brought close to the original concentration...

Ngày tải lên: 05/09/2013, 10:17

... highly inhomogeneous Consequently, operating fuel cells are very often close to critical operating conditions, such as flooding and drying, at least locally [12] An operating fuel cell has varying ... thermal and swelling induced strains, respectively ISSN 2076-2895 (Print), ISSN 2076-2909 (Online) ©2010 International Energy & Environment Foundation All rights reserved 930 International Journal ... Variations in operating modes and general cell design according to application means that how dominant certain performance degradation and failure mechanisms are also change according to application...

Ngày tải lên: 05/09/2013, 14:58

... A Gopinath has completed master of engineering in internal combustion engineering with gold medal from College of Engineering, Guindy, Anna University Chennai, Chennai, Tamilnadu, India in 2008 ... bond introduces a kink into, and thereby distorts the linearity of, a run carbon- carbon single bonds It may be that this kinked configuration fosters intra- or inter- molecular interactions in ... further discussion, paying attention to the following points may offer a successful understanding on investigation findings ISSN 2076-2895 (Print), ISSN 2076-2909 (Online) ©2010 International Energy...

Ngày tải lên: 05/09/2013, 15:28

... majoring in environmental engineering in Yanshan University Wastewater treatment is her current study interest E-mail address: wutingying_1983@sina.com Ying Qin: an undergraduate majoring in environmental ... IR-118H resin J Applied Radiation and Isotopes 2003, 58(2), 155-160 Xiaodan Zhao: a post graduate majoring in environmental engineering in Yanshan University situated in Qinhuangdao, China Wastewater ... Polyvinyl pyrrolidine (PVP) powders were supplied by the Institute of Chemical Engineering of Beijing (China) Dimethylsulfoxide (DMSO), diethylenetriaminepentaacetic acid (DTPA) and melamine(MA)...

Ngày tải lên: 05/09/2013, 16:11

... Approach 21 Interference • the interaction between waves is called interference • when waves interact so that they add to make a larger wave it is called constructive interference waves are in- phase ... damage biological molecules ionizing radiation Tro, Chemistry: A Molecular Approach 19 Thermal Imaging using Infrared Light Tro, Chemistry: A Molecular Approach 20 Using High Energy Radiation to ... some elements gain electron when forming an anion, while others gain  why some elements are very reactive while others are practically inert  and other Periodic patterns we see in the properties...

Ngày tải lên: 28/11/2013, 01:11

... Module 7: Presenting Information Module 2: Identifying Business Processes, Challenges, and Vision Module 6: Analyzing Information: Rationalizing Information Gathering and Analyzing Business Requirements ... helps to set standards and guidelines for creating, retrieving, updating, and deleting information and data; for sharing critical documents and data; and for defining security levels and standards ... that you ascertain from information in the business, application, and information categories establish the constraints for evaluating and adopting new technologies You can use this information to...

Ngày tải lên: 10/12/2013, 17:15

... plane of atoms (intrinsic stacking faults) or the insertion of rows of atoms that disturb the arrangement of atoms (extrinsic stacking faults) Intrinsic and extrinsic stacking faults are illustrated ... described using the concept of coincident site lattices For example, a Æ ¼ or Copyright © 2003 Marcel Dekker, Inc ÆÀ1 ¼ 1=5 boundary is one in which in of the grain boundary atoms match, as shown in ... Dekker, Inc FIGURE 2.8 Examples of surface defects: (a) low-angle tilt boundary; (b) highangle tilt boundary; (c) S ¼ boundary; (d) twin boundary; (e) intrinsic stacking fault; (f) extrinsic stacking...

Ngày tải lên: 23/12/2013, 00:15

... Blunting Crack Deflection Twin Toughening Crack Trapping Microcrack Shielding/Antishielding Linear Superposition Concept Synergistic Toughening Concept Toughening of Polymers Summary and Concluding ... Visiting Martin Luther King Professor in the departments of Materials Science and Engineering and Mechanical Engineering at MIT The sabbatical year (1997–1998) at MIT provided me with a stimulating ... transmitted in any form or by any means, electronic or mechanical, including photocopying, microfilming, and recording, or by any information storage and retrieval system, without permission in writing...

Ngày tải lên: 23/12/2013, 00:15

... diminishing returns: increasing the forward drive current will increase the amount of light generated by the IRED However, increasing the drive current also increases the power dissipation in ... efficient infinite heat sink is used, to a minimum, for the case where no heat sink is present There is only a 4% decrease in the amount of light generated by the IRED when a heat sink is used ... significant power dissipation This rise in temperature results in a decrease in the radiative recombination efficiency As the current density is further increased, internal series resistance effects...

Ngày tải lên: 23/12/2013, 00:16