Turbo Machinery Dynamics Part 5 pptx
Turbo Machinery Dynamics Part 5 pptx
... defect pressure coefficients 3 .5 3.0 2 .5 2.0 1 .5 1.0 0 .5 0 A b Cos(b e )/tc t = Tip clearance height c = Chord length b = Relative flow angle A b = Blocked area r tip = 254 mm, and speed of sound ... as the stagger angle increases. For a 50 -percent increase in solidity the blockage is reduced by 5 to 30 percent for stag- ger angles ranging from 35 to 65 . Increased solidity decr...
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Turbo Machinery Dynamics Part 10 pptx
... ε / RT T w w 1 1 25 =×××+ ×× × − ( ) =− × − 0 .5 5.67 10 (1 0. 65) 0.6 22 85 22 85 7 651 26 0.003066 W m 8 1 .5 2 .5 1 2 .5 2 . / RTT Lgg gw1 4 1 4 =+ − ( ) 0 .5 (1 ) σεε α COMBUSTION SYSTEM 3 65 BEARINGS AND ... 128 3 85 702 18 0 4 0 788 0 15 2 02 0 15 02 . . (.) . . . a g xt s Re x Ux aa a == r m 297,640 Re s Us aa a == r m 16 ,53 6 TT ww12 158 9 K and 155 9 K.== −×−×+=−×...
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Turbo Machinery Dynamics Part 13 pptx
... PM Ni 59 .9 65. 26 58 .13 65. 20 63.32 Cr 08 .5 10.11 11. 95 11.00 15. 40 Co 10.0 07 .52 13.00 09. 75 08. 95 Mo 00.6 00. 45 00.42 00.30 01.23 W 10.0 07 .52 07.00 05. 00 01.82 Ta 03.0 02.26 03.00 01 .50 01.98 Hf ... 01.98 Hf 01 .5 01.13 01. 05 00. 75 00.00 Al 05. 5 04.14 03. 85 04. 75 03.43 Ti 01.0 00. 75 00.70 00 .50 02.38 Nb 00.0 00.00 00.00 00.00 00.63 Y 00.0 00.00 00.00 00.00...
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Turbo Machinery Dynamics Part 1 potx
... 45 2.11. Attachment with Aircraft / 48 2.12. Enhanced Power for Fighter Aircraft / 50 2.13. Life Prediction / 52 2.14. Propeller Blade Separation Incident / 55 References / 58 Bibliography / 58 Chapter ... 349 9.10. Acoustic Resonance / 351 9.11. Active Combustion Instability Control / 355 CONTENTS vii AIRCRAFT POWER PLANT 2.1 INTRODUCTION Turbojet, turbofan, turboshaft, and turb...
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Turbo Machinery Dynamics Part 2 pdf
... manufacturer’s statistical data ∆∆∆ εεε σ tpe f u f DN E N=+= + −−06 06 012 35 . . AIRCRAFT POWER PLANT 55 24 APPLICATIONS FIGURE 2 .5 Turbofan engine with afterburner—variation of thrust (upper), specific ... inlet. The corrected speed (N c /√q 0 .5 ) for the core and the corrected weight flow (W 0 .5 √q 0 .5 /d 0 .5 ) of the compressor are determined by T t2 /T t0 .5 for the fixed...
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Turbo Machinery Dynamics Part 3 ppt
... 200 190 180 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 85 0.40 0. 35 1.30 1. 25 1.20 1. 15 1.10 1. 05 1.00 0. 95 0.90 0. 85 0.80 0. 75 0.70 0. 65 0.60 0 .55 0 .50 0. 45 0.40 0. 35 0.30 0. 25 0.20 0. 15 0.10 0. 05 55 90 50 45 40 35 30 0. 45 0 .50 0 .55 0.60 0. 65 0.70 0. 75 0.80 0. 85 0.90 0. 95 1.00 80 75 70 65 60 55 50 45 40 35...
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Turbo Machinery Dynamics Part 4 ppt
... AUTOMOTIVE ENGINE TURBOCHARGERS 1 25 FIGURE 5. 7 Naturally aspirated and supercharged engine PV diagrams. FIGURE 5. 8 Supercharged engine performance curves (Heisler, 19 95) . 5. 5 PERFORMANCE UNDER ... 19 95) . Turbocharging is a particular form of supercharging in which a compressor is driven by an exhaust gas turbine to pressurize the incoming air. Turbochargers are extensively used CH...
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Turbo Machinery Dynamics Part 6 pdf
... 32/1. 75 2 = 10. 45 kpsi and s alt = 17/1. 75 2 = 5. 55 kpsi. Thus, S m = n σ m = 10.45n and S alt = n σ alt = 5. 55n. Substitution into the nonlinear equation gives (5. 55n/27) + (10.45n/1 05) 2 = ... to 3. 25. Solution S alt = ns alt = 3. 25( 17/d 2 ) = (55 . 25/ d 2 ) kpsi and S m = ns m = 3. 25( 32/d 2 ) = (104/d 2 ) kpsi. Substitute into the Gerber relationship: 55 . 25/ (27 ×...
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Turbo Machinery Dynamics Part 7 pps
... (k⋅N⋅c/m) (kg) (kg) CFD model −324 471 4. 05 3 .59 7.92 −2.92 Experiment − 353 50 6 2 .58 6.80 23.6 8. 85 Uncertainty 22 24 0.16 0.17 0 .56 0.62 FIGURE 7. 35 Pressure distribution at entrance to impeller (Moore ... for 34 fan blades. The aft end of the hub attaches to the stage 1 .5- disk with 24 tie rods that pass through 0 .51 75- in holes 256 COMPONENT DESIGN TABLE 7.3 Rotor Dynamic F...
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Turbo Machinery Dynamics Part 8 pdf
... 1.6 25 2. 25 4.1 25 28.0 0.3 2 2. 25 2.6 25 4.1 25 27 .5 0.3 3 2.6 25 3. 25 3.99 27.0 0.3 4 3. 25 3.98 3.42 26 .5 0.3 5 3.98 4.78 2 .56 25 26.0 0.3 6 4.78 5. 75 1.98 25. 5 0.3 7 5. 75 6.6 25 1.62 25. 0 0.3 8 6.6 25 ... (lb/in 2 ) — 1.6 25 0 11,8442 1 2. 25 32,340 85, 243 2 2.6 25 41,173 78, 650 3 3. 25 50,426 72,313 4 3.98 51 ,878 66,7 15 5 4.78 49,923 62,000 6 5....
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