HIGH PERFORMANCE DRIVES Chapter6 1

... HIGH PERFORMANCE TEAMSDr. Edward de Bono's Six Thinking Hats® will provide your team with skills

Ngày tải lên: 08/11/2012, 11:54

Ngày tải lên: 16/12/2012, 15:24

... YSlow Grade 10 3 How the Tests Were Done 10 5 Amazon 10 7 AOL 11 0 CNN 11 4 eBay 11 6 Google 12 0 MSN 12 3 MySpace 12 7 Wikipedia 13 0 Yahoo! 13 2 YouTube 13 5 Index . . . . . . . . . . . . . . . . . . . . ... 9 1. Rule 1: Make Fewer HTTP Requests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Image Maps 10 CSS Sprites 11 Inline Images 13 Combined Scr...

Ngày tải lên: 21/08/2013, 09:24

... Current (A) 0 0.005 0. 01 0. 015 Time (s) a. current waveform 0.0 01 0. 01 0 .1 1 10 Current (A) 0 2 4 6 8 10 12 Frequency (kHz) b. spectrumupto12.8kHz 0.0 01 0. 01 0 .1 1 10 Current (A) 0 10 0 200 300 400 500 ... -200 -10 0 0 10 0 200 300 Rotor angular speed (rad/s) 0 0. 01 0.02 0.03 0.04 0.05 Time (s) ψ ψψ ψ ψ ψψ ψ ψ ψψ ψ e r * r r ω ωω ω ω ωω ω * = -40 -30 -20 -10 0 10 20 30...

Ngày tải lên: 17/10/2013, 02:15

... HIGH PERFORMANCE DRIVES ---------------------------------------------------------------------------------------------------------------------------------------  E Levi, 20 01 92 5. CURRENT ... ---------------------------------------------------------------------------------------------------------------------------------------  E Levi, 20 01 92 5. CURRENT CONTROL TECHNIQUES IN HIGH...

Ngày tải lên: 19/10/2013, 08:15

... steady-state operation. 0 200 400 600 800 10 00 12 00 14 00 16 00 00. 511 .522.533.54 Time (s) Actual and estimated speed (rpm) Actual Estimated 14 70 14 75 14 80 14 85 14 90 14 95 15 00 15 05 15 10 15 15 15 20 2.3 2.35 2.4 2.45 ... steady-state operation. 0 10 0 200 300 400 500 600 700 800 900 10 00 11 00 00. 511 .522.533.54 Time (s) Actual and estimated speed (rpm) Actual...

Ngày tải lên: 23/10/2013, 06:15

... that patch cord performance could vary in unpredictable ways. Imagine putting shopping cart wheels on a high- performance car? Or how about putting only 16 MB of RAM in that new 1. 2 GHz Pentium ... case. Most cabling professionals know that the TIA published TIA 568B in April of 20 01, and that this standard includes performance requirements for Category 5e cabling. What many don’t...

Ngày tải lên: 26/10/2013, 19:15

Ngày tải lên: 27/10/2013, 07:15

... utilized is the power capacity in your organization? g 81 to 10 0% utilized g 51 to 80% utilized g 31 to 50% utilized g 30% or lower Section A 14 Cooling the Data Center What type of cooling equipment ... Scenario #1 - Increasing the Value of Ethernet Data Services A service provider is offering 10 /10 0Base-T and Gigabit Ethernet services to business customers. These service...

Ngày tải lên: 27/10/2013, 17:15