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gear for high performance

Infrastructure Solutions for High-Performance Data Networks

Infrastructure Solutions for High-Performance Data Networks

Phần cứng

... questions.In general, how satisfied are users with the performance of your datacenter? gVery satisfied; we receive almost no complaints about performance. gSomewhat satisfied; while our users occasionally ... l o re strategies for improving reliability and cost effectiveness in terms of layout, cable management, cooling and power utilization gPursue forward-thinking strategies for the 21st century ... Section A 4Worksheet: Analyzing Your Data CenterDesign and Layout The key to maintaining a high- performance data network is the design andlayout of your data center.In Section A, we’ll examine...
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Tài liệu Infrastructure Solutions for High-Performance Data Networks A Planning Guide for Network Managers docx

Tài liệu Infrastructure Solutions for High-Performance Data Networks A Planning Guide for Network Managers docx

Phần cứng

... Interconnect Section BInfrastructure Solutions for High- Performance Data NetworksA Planning Guide for Network ManagersPLANNING GUIDEA Planning Guide for Network ManagersPage 6Spatial LayoutHow ... while keeping costs down? Infrastructure Solutions for A Planning Guide for Network Managers High- Performance Data NetworksA Planning Guide for Network ManagersPage 13How well do you feel you ... capacity. The formula for category 6 UTP is shown below. The last calculation(multiplying by 1.30) is done to ensure that the cable management system is no more than 70percent full.Formula for Cable...
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Artech.House.Publishers.Successful.Marketing.Strategy.for.High.Tech.Firms.3rd.edition.eBook-LiB.pdf

Artech.House.Publishers.Successful.Marketing.Strategy.for.High.Tech.Firms.3rd.edition.eBook-LiB.pdf

Anh văn thương mại

... improve the performance of established1.2 What is a high- tech product? 13Introduction Growth Maturity DeclineTime/investment Performance Figure 1.6 The concept of a life cycle for products ... Meaning of Marketing for High- Tech FirmsThe Meaning of Marketing for High- Tech FirmsIt is clear that successful marketing strategies have been funda-mental for all the high- technology firms ... which are now almost forgotten. For industrial products, the case of electronics is characteristic: In the1950s the input medium for information processing was first performed byvacuum tubes....
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HIGH PERFORMANCE DRIVES_Chapter5_2

HIGH PERFORMANCE DRIVES_Chapter5_2

Cơ khí - Chế tạo máy

... current command for the rated d-axis current and open speed loop. HIGH PERFORMANCE DRIVES  E Levi, 200159-8-6-4-202468Current (A)0 0.005 0.01 0.015Time (s)a. current waveform0.0010.010.1110Current ... so that machineoperates with 70 % of the rated flux (the reason for operation with reduced flux is beyond the scope of HIGH PERFORMANCE DRIVES  E Levi, 200157applied through a rate-of-change ... rotor flux is established in the machine, speed command equal to −40 % of the rated speed is HIGH PERFORMANCE DRIVES  E Levi, 200162curve expressed as a function of the stator q-axis current...
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HIGH PERFORMANCE DRIVES_Chapter6_1

HIGH PERFORMANCE DRIVES_Chapter6_1

Cơ khí - Chế tạo máy

... frequency is high enough, one carrier wavemay be utilised for all the three phases as is done here. HIGH PERFORMANCE DRIVES  E Levi, 2001925. CURRENT CONTROL TECHNIQUES IN HIGH PERFORMANCE AC ... magnet synchronous machine (SPMSM) with surface mounted magnets is tobe used in a high performance machine tool drive, for operation in the base speed region only. It is fedfrom a PWM inverter, whose ... by means of rampcomparison method. In the latter case, the need for decoupling circuit application is addressed as well. HIGH PERFORMANCE DRIVES  E Levi, 200199in the complex plane and explain...
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HIGH PERFORMANCE DRIVES_Chapter7

HIGH PERFORMANCE DRIVES_Chapter7

Cơ khí - Chế tạo máy

... Matlab for speedestimator evaluationData cableDC generatorFig. 6.5 - The experimental rig. HIGH PERFORMANCE DRIVES  E Levi, 20011006. SPEED ESTIMATION FOR SENSORLESS HIGH PERFORMANCE VECTOR ... requiring high dynamic performance. Different, more sophisticated techniques are required for high performance applications invector controlled drives. In a sensorless drive, speed information ... flux:()()iLLiiLLirmsssrmsssαααβββψψ=−=−11(6.18) HIGH PERFORMANCE DRIVES  E Levi, 20011096.5. PERFORMANCE OF THE ROTOR FLUX BASED MRAC SPEED ESTIMATOR Performance of the MRAC based speed estimator,...
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Communication Strategy for High-Tech Products

Communication Strategy for High-Tech Products

Anh văn thương mại

... physically showing the audience. Therefore, radiois more useful for increasing awareness and especially for stressing specific228 Communication Strategy for High- Tech Products ... Strategy for High- Tech Productsthe company and are therefore more readily accepted. Credibility and over-coming resistance to change are two key elements of success in marketing a high- tech ... ad campaign in 2002 with $70million for the North American market.However, the sheer volume of money is not the ultimateindicator of performance; some highly successful companieshave managed...
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The Meaning of Marketing for High-Tech Firms

The Meaning of Marketing for High-Tech Firms

Anh văn thương mại

... improve the performance of established1.2 What is a high- tech product? 13Introduction Growth Maturity DeclineTime/investment Performance Figure 1.6 The concept of a life cycle for products ... Meaning of Marketing for High- Tech FirmsThe Meaning of Marketing for High- Tech FirmsIt is clear that successful marketing strategies have been funda-mental for all the high- technology firms ... cycle), as well as a high innovation value for the market. For these reasons, high- tech productsrequire large investments in research and development, and are oftenintended for specific markets....
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