performance enhancements for anydata

Economic-environmental performance indexes for solarpowered absorption cooling system in Mediterranean area

Ngày tải lên : 05/09/2013, 14:58

... environmental performance (electric energy saving, and reduction of CO2 emission) The two following Figures 13 and 14 show the performance indexes for all the optimal cases Figure 13 Economic performance ... and performance parameters In this research was determined the energetic-economic performances of air-conditioning systems powered by solar energy and to compare with the energetic-economic performance ... annual quantity of CO2 saved and not blow in environment) For all solar configurations, was defined the next performance index: - Economic performance index I p1 : I p1 = C Inv ,max − C Inv C Inv...

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Finite time exergoeconomic performance optimization for an irreversible universal steady flow variable-temperature heat reservoir heat pump cycle model

Ngày tải lên : 05/09/2013, 15:28

... Wu C Profit performance optimization for an irreversible Carnot refrigeration cycle Int J Ambient Energy, 2008, 29(4): 197-206 [27] Chen L, Zheng Z, Sun F Maximum profit performance for a generalized ... exergoeconomic performance bound and optimization criteria for two-heat-reservoir refrigerators Chinese Sci Bull., 1991, 36(2): 156-157 (in Chinese) [20] Chen L, Sun F, Wu C Exergoeconomic performance ... law on finite time exergoeconomic performance of a Carnot heat pump Energy Convers Mgmt., 1998, 39(7): 579-588 [25] Chen L, Sun F, Wu C Maximum profit performance for generalized irreversible Carnot...

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Exergoeconomic performance optimization for a steadyflow endoreversible refrigeration model including six typical cycles

Ngày tải lên : 05/09/2013, 17:08

... exergoeconomic performance bound of the endoreversible refrigerator approaches to the finite-time thermodynamic performance bound Therefore, the finite-time exergoeconomic performance bound ( ... finite-time exergoeconomic performance bound Therefore, from the above analysis, one can find that the effect of the price ratio ψ ψ on the finite-time exergoeconomic performance bound is larger: ... (COP) for the endoreversible refrigeration cycles Moreover, performance analysis and optimization of the model are carried out in order to investigate the effect of cycle process on the performance...

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Tài liệu Extreme-Environment Performance Considerations for FTTX Splitter Modules ppt

Ngày tải lên : 21/12/2013, 07:17

... at least 6.8 kg (15 lbs) of force This load is the same pull-force required for fiber optic connectors per GR-326 Because the connectors have to withstand this pull force, the cable attached to ... Extreme-Environment Performance Considerations of FTTX Splitter Modules Industry Standards Furcation Tubing Telcordia GR-1209 and GR-1221 standards define the operating requirements for splitter modules ... North America GR-1209 defines basic optical performance requirements such as insertion and return loss, polarization-dependent loss (PDL), and uniformity GR-1209 also defines short-term environmental...

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Tài liệu Digital Press Oracle Performance Tuning for 10gR2 2nd Edition Sep 2006 pdf

Ngày tải lên : 24/01/2014, 04:20

... 1.1.3 First Normal Form (1NF) 1.1.4 Second Normal Form (2NF) 1.1.5 Third Normal Form (3NF) 1.1.6 Boyce-Codd Normal Form (BCNF) 1.1.7 Fourth Normal Form (4NF) 1.1.8 Fifth Normal Form (5NF) 1.1.9 ... 23.2.2 Performance Architecture of the Database Control 23.2.2.1 Statistics Automation 23.2.2.2 Performance Metrics 23.2.2.2.1 Baseline Metrics 23.2.2.2.2 Metric Thresholds 23.2.3 Advice Performance ... destroy performance What are the beneﬁts of SQL code tuning? SQL code tuning can increase performance between 25% and 100%, sometimes much more In rare situations, I have seen enormous performance...

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Tài liệu Expert Performance Indexing for SQL Sever 2012 pdf

Ngày tải lên : 12/02/2014, 12:20

... learn how to find the information you need to improve the performance of your environment xxii Chapter Index Fundamentals The end goal of this book is to help you improve the performance of your databases ... information for the database itself instead of for the data file There is one boot page per database and it is located on page in the first data file for a database (see Figure 2-5) Some of information ... output for row data print option for data page Figure 2-26 DBCC PAGE output for row data print option for index page Page Fragmentation As discussed throughout this chapter, SQL Server stores information...

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Tài liệu Oracle Performance Tuning for 10gR2, Second Edition pptx

Ngày tải lên : 17/02/2014, 15:20

... System Enhancements To Improve Backup Performance 359 CPU Enhancements 359 I/O Enhancements 359 Network Enhancements 360 Split Up the Backup 360 Performance ... Client Bottlenecks 522 Network Performance 523 Application Performance 523 Presentation Performance 524 Client Hardware Performance 524 Summary ... help you in investigating performance problems Chapter 7, Performance Engineering Starts at the Design Stage,” explains the holistic approach to performance engineering Performance should be engineered...

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TOEFL ® iBT Performance Feedback for Test Takers ppt

Ngày tải lên : 08/03/2014, 20:20

... understand how information is being used (for example, to provide evidence for a claim or describe a step in a complex process); ■ recognize how pieces of information are connected (for example, ... use language for purposes other than to give information (for example, to emphasize a point, express agreement or disagreement, or convey intentions indirectly); and ■ synthesize information, even ... Listen to audio and video material on TV, radio and the Internet TOEFL iBT Performance Feedback for Test Takers ® ADVICE FOR IMPROVEMENT ▶ Listen to programs with academic content, such as NOVA,...

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young, driggers, jacobs - signal processiong and performance analysis for imaging systems

Ngày tải lên : 05/06/2014, 12:06

... Performance Analysis for Imaging Systems For a listing of recent titles in the Artech House Optoelectronics Series, turn to the back of this book Signal Processing and Performance Analysis for ... Principles of Imaging Systems and Performance CHAPTER Introduction 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 1.10 “Combined” Imaging System Performance Imaging Performance Signal Processing: Basic ... families for their support and understanding PART I Basic Principles of Imaging Systems and Performance CHAPTER Introduction 1.1 “Combined” Imaging System Performance The “combined” imaging system performance...

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Báo cáo toán học: " Tight performance bounds for two-way opportunistic amplify-and-forward wireless relaying networks with TDBC protocols" ppt

Ngày tải lên : 20/06/2014, 21:20

... Relay selection for two-way relay channels with MABC DF: a diversity perspective IEEE Trans Veh Technol 59(9), 4620–4628 (2010) H Kyu-Sung, K Young-Chai, MS Alouini, Performance bounds for two-way ... doi:10.1186/1687-1499-2011-192 Cite this article as: Jia et al.: Tight performance bounds for two-way opportunistic amplify-and-forward wireless relaying networks with TDBC protocols EURASIP Journal ... http://jwcn.eurasipjournals.com/content/2011/1/192 descriptions for the TWOR-AFNC-Nodir, and then by using the derived tight lower bound we will study performance of the TWOR-AFNC-Dir systems TWOR-AFNC system...

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Báo cáo hóa học: " Performance analysis for optimum transmission and comparison with maximal ratio transmission for MIMO systems with cochannel interference" pdf

Ngày tải lên : 21/06/2014, 00:20

... higher for T R in a high order MIMO system, for example (T, R) ... versus SNR for 4-QAM with R = in an MRT-MIMO system at SIR = 10 dB (fading signal, fading CCI) Gaussian model always overestimates the performance for this case It is noted that the performance...

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Báo cáo hóa học: " Research Article Long-Term Propagation Statistics and Availability Performance Assessment for Simulated Terrestrial Hybrid FSO/RF System" pdf

Ngày tải lên : 21/06/2014, 05:20

... on the RF links Therefore, fog events have a significant impact on the availability performance of FSO links while rain events have a significant impact on the availability performance of RF links ... km, and the minimum path length is not specified Availability Performance of Hybrid Terrestrial FSO/RF System The availability performances of both FSO links and RF links significantly depend on ... of the availability performances of the hybrid FSO/RF system can be assessed by diversity EURASIP Journal on Wireless Communications and Networking Table 1: Availability performances of FSO, RF,...

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Báo cáo hóa học: " Research Article Performance Optimization for Delay-Tolerant and Contention-Based Application in IEEE 802.16 Networks" pptx

Ngày tải lên : 21/06/2014, 23:20

... guarantee the QoS performance is essential in IEEE 802.16 networks In this paper, we focus on evaluating IEEE 802.16 performance with eﬃcient bandwidth allocation mechanisms for nrtPS and BE services ... introduce cost function as a key parameter to evaluate the performance In our paper, we concentrate on the performance optimization only for the delay-tolerant and contentionbased applications runs ... to optimize the performance of IEEE 802.16-based MAC protocol, such as ﬁxed WiMAX, Mobile WiMAX, DOCSIS, WiBro, and IEEE 802.20 MAC protocols We only analysed the performance for the delay-tolerant...

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CLSI 2013: performance standard for antimicrobial susceptibility testing 2013

Ngày tải lên : 28/07/2014, 14:30

... M100-S23 Performance Standards for Antimicrobial Susceptibility Testing; Twenty-Third Informational Supplement Abstract The supplemental information presented in this document is intended for use ... Table 3C for disk diffusion and Table 4F for MIC testing Guidance for troubleshooting out-of-range results is addressed in Table 3D for disks and Table 4G for MIC testing Additional information ... methodologies in M02-A11 Performance Standards for Antimicrobial Disk Susceptibility Tests; Approved Standard—Eleventh Edition; M07-A9—Methods for Dilution Antimicrobial Susceptibility Tests for Bacteria...

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Báo cáo toán học: " AN EXACT PERFORMANCE BOUND FOR AN O(m + n) TIME GREEDY MATCHING PROCEDURE" pptx

Ngày tải lên : 07/08/2014, 06:20

... g(r) are Also, b(n, r) = max(f (n, r), g(n, r)) when n ≥ and r ≥ (7) Performance Guarantees The following performance guarantee for the greedy matching procedure is the main result of the paper ... guaranteed for the given values of n and m We can reformulate Theorem to have fewer variables by explicitly solving for kmax To this we need two lemmas These lemmas can be proved using the quadratic formula; ... using a straightforward kind of priority queue that has one bucket for each of the n possible vertex degrees, the greedy procedure can be made to run in O(m + n) time and storage for a given graph...

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key performance indicators for alibaba’s sales staffs at osb investment and technology joint stock company

Ngày tải lên : 04/12/2014, 08:49

... organization's strategy • Performance index - PI: What you need to know • Key performance indicators - KPIs: to know you have to to increase the performance significantly For performance measurement ... CHAPTER THEORETICAL FRAMEWORK ON KEY PERFORMANCE INDICATORS Nature of Key performance indicator 2.1.1 Definition of Performance Appraisal and KPIs Definition of Performance Appraisal Bates & Holton ... Key Performance Indicators  Chapter – Develop the Key Performance Indicators for Alibaba’s sales staff at OSB JSC  Chapter – Proposed recommendations to use the Key Performance Indicators for...

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Lubrication and tribological performance optimizations for micro electro mechanical systems

Ngày tải lên : 09/09/2015, 10:08

... tribometer .51 Equation 3-2: Formula for centripetal force exerted on liquid droplet under spin tests .56 Equation 6-1: Adhesion force model for a capillary meniscus between ... depends less on inertial forces (e.g gravity), and more on surface forces such as surface tensions and free energies, van der Waals forces, capillary forces and electrostatic forces These strong surface ... that with decreasing scale, the forces that are proportional to area such as adhesion, friction, meniscus forces and viscous drag forces become much larger than forces proportional to volume,...

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Linear irreversible thermodynamic performance analyses for a generalized irreversible thermal brownian refrigerator

Ngày tải lên : 09/09/2015, 10:17

... Brownian motor However, so far the LIT performance analysis for the Brownian motor systems mainly focuses on the system operating as a heat engine and the LIT performance of irreversible thermal Brownian ... Ref [42] The connection between the LIT performance and the FTT performance of the thermal refrigerator can be interpreted by the coupling strength q For conventional macroscopic refrigerator, ... motors, the thermodynamics performance is an important factor which has been analyzed by many authors [1, 12-15] And the central issues as to the thermodynamics performance are the mechanism...

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Quality aware performance analysis for multimedia MPSoC platforms

Ngày tải lên : 09/09/2015, 17:54

... MPSoC Performance Analysis Techniques 1.2.1 Simulation-based Performance Analysis 1.2.2 Formal Methods for MPSoCs 1.2.3 Model-based Performance ... in performance analysis techniques before, i.e., quality loss-aware performance analysis techniques have not been studied before In our work, we present simulation-based and analytical performance ... case values of the performance parameters The formal approach based system performance analysis domain works along two problem domains [11] namely task performance analysis in the form of process...

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Design, analysis, and performance evaluation for handshaking based MAC protocols in underwater acoustic networks

Ngày tải lên : 09/09/2015, 18:49

... throughput performance of MAC protocols in static multi-hop wireless networks We ﬁrst present a simple, adapted MACA MAC protocol, which can serve as a reference MAC for a better performance benchmarking ... Adaptive RTS Attempt Mechanism 49 42 Performance of BiC-MAC in Multi-hop Networks 51 4.4.1 4.4.2 Performance Metrics 53 4.4.3 4.5 Simulation ... Sizes 88 5.4 Performance of ROPA in Multi-hop Networks 91 5.4.1 5.4.2 5.5 Simulation Model 91 Simulation Results 92 Performance of ROPA...

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