... cycle with friction loss and heat transfer loss by considering the effect of variable specific heats of working fluid Rectangular cycle consists of four processes: an isochoric and an isobaric ... isobaric heat rejection process Ferreira Da Silva [24] derived the power output and the efficiency of rectangular cycle by using classical thermodynamics Liu et al [25] modeled endoreversible rectangular ... endoreversible rectangular cycle with heat transfer loss and studied the performance characteristics of the cycle Liu et al [26] modeled irreversible rectangular cycle with friction loss and heat...
Ngày tải lên: 09/09/2015, 10:17
... group with P aeruginosa at baseline than for those without P aeruginosa For example, median duration of mechanical ventilation was 10 days for all patients with VAP and 13 days for the subset with ... patients with nosocomial pneumonia (study 1) [18] and with imipenem in patients with VAP (study 2) [19] Additionally, doripenem was associated with shorter durations of mechanical ventilation and ... significant Discussion The results of this pooled analysis of two phase III studies indicated that initial use of doripenem in patients with VAP was associated with shorter durations of mechanical ventilation...
Ngày tải lên: 25/10/2012, 10:02
An experimental investigation of heat transfer and fluid flow in a rectangular duct with inclined discrete ribs
... of inclined discrete rib with and without groove and reported that discrete rib arrangement without groove shows better thermal performance than that of the discrete rib with groove Gao and Sunden ... validate the results of numerical analysis with observation of PIV system Gao and Sunden [11] have used PIV system to measure the flow field in a rectangular duct with 60º inclined and V-shaped ... coolants with channels with 45 degree ribs”, Int Journal of Heat and fluid flow, 20, 311-319, 1999 [11] Xiufang and Sudden Bengt “PIV measurement of flow field in rectangular ducts with 60? parallel,...
Ngày tải lên: 05/09/2013, 16:10
Tài liệu Guide Block – 3-D Stress Analysis Pro/ENGINEER and Pro/MECHANICA docx
... the location of the max von Mises stress Info -> Model Max 21 Spin the model to investigate the location of max von Mises stress 22 As predicted, there is high stress concentration at the sharp ... corners as shown below 30 Run the analysis of model with the same material, load, and constraints Be sure to submit the following information with your report: • Model with Elements, Loads, and Constraints ... analysis using the quick check convergence option With this option, the engine runs the analysis at a polynomial order of You can then check stress and deformation results for structural analyses,...
Ngày tải lên: 12/12/2013, 12:15
Tài liệu Stress Analysis P1 doc
... for a tensile stress and negative for a compressive stress MINIMUM STRESS o-min is the smallest algebraic value of the stress in the stress cycle, being positive for a tensile stress and negative ... zero stress, but other types of variation may be experienced ALTERNATING -STRESS AMPLITUDE (VARIABLE STRESS COMPONENT) aa is one-half the range of stress, aa = crr/2 MEAN STRESS (STEADY STRESS ... Definitions TORSIONAL STRESS A bar is under torsional stress when it is held fast at one end, and a force acts at the other end to twist the bar In a round bar (Fig 10.23) with a constant force...
Ngày tải lên: 26/12/2013, 01:18
Tài liệu STRESS ANALYSIS Using Pro/MECHANICA pptx
... Quick Check (No convergence): Pro/MECHANICA performs a single pass analysis with uniform p = This method is used to verify if your analysis has been set up correctly Single-Pass Adaptive: Pro/MECHANICA ... window Done/Return Step 6: Define the STATIC analysis by: From Analysis pull-down menu, select Mechanica Analyses/Studies, or click on icon on the top toolbar Analyses and Design Studies dialog box ... Enter Window Name as “von_Mises” for Von Mises stress Enter the Title of Von Mises Stress Distribution Plot By default bike_wrench Design Study and Analysis have been selected 11 Select the Display...
Ngày tải lên: 19/01/2014, 05:20
Expert Cube Development with Microsoft SQL Server 2008 Analysis Services pot
... been working with SQL Server Analysis Services since 2000 Deepak is currently a Microsoft SQL Server MVP with a focus on OLAP His interest in OLAP technology arose from working with large volumes ... Monitoring Processing with Dynamic Management Views Monitoring query performance Monitoring queries with trace data Monitoring queries with Performance Monitor counters Monitoring queries with Dynamic ... Data modeling for Analysis Services If you are reading this book, it means you are using Analysis Services and so you will need to design your data marts with specific features of Analysis Services...
Ngày tải lên: 14/03/2014, 16:20
structural and stress analysis (megson )
... Complex Stress and Strain 14.1 14.2 14.3 14.4 14.5 14.6 14.7 14.8 14.9 14.10 Representation of stress at a point Determination of stresses on inclined planes Principal stresses Mohr’s circle of stress ... generally, structural analysis was concerned with the calculation of internal force systems and stress analysis involved the determination of the corresponding internal stresses and associated ... linear arch The three-pinned arch A three-pinned parabolic arch carrying a uniform horizontally distributed load Bending moment diagram for a three-pinned arch Chapter Stress and Strain 7.1 7.2...
Ngày tải lên: 04/06/2014, 13:27
Structural and Stress Analysis
... Complex Stress and Strain 14.1 14.2 14.3 14.4 14.5 14.6 14.7 14.8 14.9 14.10 Representation of stress at a point Determination of stresses on inclined planes Principal stresses Mohr’s circle of stress ... CHAPTER 18 Plastic Analysis of Beams and Frames 18.1 Theorems of plastic analysis 18.2 Plastic analysis of beams 18.3 Plastic analysis of frames 592 592 593 613 CHAPTER 19 Yield Line Analysis of Slabs ... knowledge of, say, mechanics with the result that courses in structural and stress analysis must begin at a more elementary stage The second edition of ‘Structural and Stress Analysis is intended to...
Ngày tải lên: 20/06/2014, 14:06
Báo cáo hóa học: " Resolution-enhanced radar/SAR imaging: an experiment design framework combined with neural network-adapted variational analysis regularization" doc
... iterations i+ 1® t +Δt;i ®t; τ® Δt, with “evolution time”, (Δt® dt; t +Δt ®t +dt) and considering the continuous 2-D rectangular scene frame R ∋ r= (x, y) with the corresponding initial MSF Shkvarko ... experiment design framework combined with variational analysis regularization IPCV 2011 Proceeding of the 2011 International Conference on Table MAE values provided with three simulated methods, p ... mapping format yields ˆ ˆ b[i+1] = b[i] + τ P + {Mq − M ˆ D[i] b[i] }; i = 0, 1, 2, (11) initialized by the conventional low-resolution MSF image ˆ b[0] = q = {Q}diag = {S + YS}diag (12) with...
Ngày tải lên: 20/06/2014, 22:20
Báo cáo hóa học: " Research Article An Improved Flowchart for Gabor Order Tracking with Gaussian Window as the Analysis Window" doc
... Extract the Gabor coefficients cm,n , which are associated with a desired order p Reconstruct the desired order waveform with (4) s Perform further analysis to ^p (i) End (mod(x, y) denotes computing ... Extract the Gabor coefficients cm,n , which ^ are associated with a desired order p Reconstruct the order waveform with (4) Perform further analysis to ^p (i) s End Figure 3: Flowchart for the improved ... the set of synthetic functions, and {γm,n [i]}m,n∈Z is the set of analysis functions h[i] is the synthetic window and γ[i] is the analysis window Thus, {hm,n [i]}m,n∈Z and {γm,n [i]}m,n∈Z are the...
Ngày tải lên: 21/06/2014, 07:20
Báo cáo hóa học: " Research Article Power-Controlled CDMA Cell Sectorization with Multiuser Detection: A Comprehensive Analysis on Uplink and Downlink" doc
... system in Figure Total transmit power is in watts Method Uplink with uplink OS Uplink with downlink OS Downlink with downlink OS Downlink with uplink OS Total trans power 1.3107 1.3239 1.1781 1.2143 ... 1) Table 2: Results for the system in Figure Method Uplink with uplink OS Uplink with downlink OS Downlink with downlink OS Downlink with uplink OS Total trans power 5.1570 5.8712 4.9123 5.2204 ... user i in the downlink With the assumption that the number of resolvable paths is less than the processing gain N with no intersymbol interference, multipath channel matrix with size N × N is enough...
Ngày tải lên: 22/06/2014, 06:20
Báo cáo hóa học: " Rate-Optimal Multiuser Scheduling with Reduced Feedback Load and Analysis of Delay Effects" doc
... Professor with Eur´ com Institute, e Sophia Antipolis, France His current research interests are within wireless communications, communication theory, and information theory, in particular analysis ... considered is TDM-based, that is, the information transmitted in time slots with a fixed length We assume flat-fading channels with a coherence time of one time slot, which means that the channel quality ... different rate The second scenario deals with outdated channel estimates, which leads to both a scheduling delay as well as suboptimal modulation constellations with increased BERs Outdated channel...
Ngày tải lên: 22/06/2014, 22:20
Interactive Methods and Programs with FORTRAN, QuickBASIC, MATLAB - Engineering Analysis docx
... user responds with C:\Select, the screen shows a menu as shown in Figure and user then follow the screen help-messages to run a desired program is a subdirectory associated with MATLAB ... Sons The book A First Course in Finite Element Analysis published by Allyn & Bacon followed in 1986, and Engineering Drafting and Solid Modeling with SilverScreen, published by CRC Press, appeared ... 2001 by CRC Press LLC thank my long-time friends Dr H C Wang, formerly with the IBM Thomas Watson Research Laboratory and now with the Industrial Research Institutes in Hsingchu, Taiwan; Dr Erik...
Ngày tải lên: 27/06/2014, 08:20
PIPE STRESS ANALYSIS PER ASME PROCESS PIPING CODE B31.3 pot
... PIPE STRESS ANALYSIS PER ASME B31.3 PROCESS PIPING CODE SEMINAR ABOUT THE SPEAKER Dr Quy Truong received his B.S Degree in ... college teaching experience and 35 years of practical engineering experience in pipe stress analysis of piping systems in power plants and petrochemical refinery installations Dr Truong has conducted ... universities and consulting firms worldwide to more than 900 engineers and designers in the art of pipe stress engineering To be presented on June 23-25, 2009 At St Paul College 235 Marshall Ave St Paul,...
Ngày tải lên: 31/07/2014, 23:21
STRESS ANALYSIS FOR PROCESS PIPING pps
... establish the minimum requirements of stress analysis PURPOSE OF PIPING STRESS ANALYSIS Purpose of piping stress analysis is to ensure: Safety of piping and piping components Safety of connected ... Secondary stresses are self-limiting PEAK STRESSES: Unlike loading condition of secondary stress which cause distortion, peak stresses cause no significant distortion Peak stresses are the highest stresses ... supporting structure Piping deflections are within the limits HOW PIPING AND COMPONENTS FAIL (MODES OF FAILURES) There are various failure modes, which could affect a piping system The piping engineers...
Ngày tải lên: 31/07/2014, 23:21
Báo cáo y học: "Treatment of psychotic symptoms in bipolar disorder with aripiprazole monotherapy: a meta-analysis" pps
... effect on psychotic symptoms Olanzapine, risperidone, quetiapine, ziprasidone and aripiprazole are approved for the treatment of acute mania, quetiapine and the olanzapine-fluoxetine combination are ... depression, and olanzapine, quetiapine and aripiprazole are approved for maintenance phase treatment http://www.annals-general-psychiatry.com/content/8/1/27 review or meta -analysis on the efficacy ... Bipolar I patients with and without a history of psychotic symptoms: they differ in their cognitive functioning? J Psychiatr Res 2007, 41(3-4):265-272 Martinez-Aran A, Torrent C, Tabares-Seisdedos...
Ngày tải lên: 08/08/2014, 23:21
Báo cáo y học: " Paliperidone ER and oral risperidone in patients with schizophrenia: a comparative database analysis" pptx
... •Lack of efficacy: 17.3% •Withdrew consent: 8.4% •Lack of efficacy: 23.9% •Withdrew consent: 12.4% •Lack of efficacy: 10.9% •Withdrew consent: 9.3% •Lack of efficacy: 43.2% •Withdrew consent: 10.5% ... baseline) was 55.1% with paliperidone ER vs 40.7% with risperidone 2-4 mg/day (p < 0.05) Response rates with paliperidone ER and risperidone 2-4 mg/day were both significantly higher than with combined ... days of the study • Acute episode with PANSS total score 70-120 6, 9, 12 (qd) PANSS, CGI SAS, BARS, AIMS, AEs, labs, weight PALI-SCH-304 (2004) [8] 327† • Patients with schizophrenia, diagnosis for...
Ngày tải lên: 11/08/2014, 16:23
báo cáo khoa học: " Three lateral osteotomy designs for bilateral sagittal split osteotomy: biomechanical evaluation with three-dimensional finite element analysis" ppt
... 964.445 983.235 914.539 Maximum von Mises bone stress in the screw vicinity (MPa) Maximum von Mises stress on the miniplate (MPa) Maximum von Mises stress on the screws (MPa) Table Summary of the ... 2397.104 2476.061 1754.459 Maximum von Mises bone stress in the screw vicinity (MPa) Maximum von Mises stress on the miniplate (MPa) Maximum von Mises stress on the screws (MPa) Detailed analyses ... maximum bone stress, and maximum stress on the screwminiplate system were nearly symmetrical In contrast, on contralateral molar loading, the right first molar displacements, maximum bone stress, ...
Ngày tải lên: 11/08/2014, 20:20
Báo cáo y học: " The clinical significance of 5% change in vital capacity in patients with idiopathic pulmonary fibrosis: extended analysis of the pirfenidone trial" potx
... Comparison of PFS times with origin at month between ‘worsened’ and ‘non-worsened’ patients at month K-M plot of the PFS times with origin at month for patients with and without 5% decline of VC ... the analysis Taniguchi et al Respiratory Research 2011, 12:93 http://respiratory-research.com/content/12/1/93 Figure K-M plot of PFS times with origin at month in groups of patients with and without ... the patients Page of with 5% decline in VC at month have further progression more easily; however, PFS times with origin at month were not different between patients with or without 5% decline...
Ngày tải lên: 12/08/2014, 13:22