Compressor Instability with Integral Methods Episode 1 Part 5 doc

... < 1. 50 .8 1. 5 3 0. 75 Convergent-divergent (Laval) < 1. 50 .9 1. 5 3 0. 85 Cut steel wire Cylindrical < 1. 50 .8 1. 5 3 .5 0. 75 3 .5 5. 5 0.7 > 5. 50.6 56 3 Air and Abrasive Acceleration Table 3 .1 ... 19 94) Particle diameter in Particle velocity Abrasive mass flow Average distance L P /d P μm in m/s rate in g/min in μm 63– 75 70 50 900 ∼ 13 12 5 15 0...

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... Metallic Very angular 13 .3 9.8 10 0 81 0 19 Angular 13 .2 9.4 10 0 83 0 17 Sub-angular 13 .0 9.7 10 0 86 0 14 Sub-rounded 13 .3 8.8 10 0 45 0 55 Rounded 13 .3 8.3 10 0 44 0 56 a Crushed steel grit (G -59 ); see Fig. ... rubber 1. 4 814 .976 .19 .5 cleaning Vinyl/tar 2 .57 . 955 .66.0 Coal tar/epoxy 0.00. 059 .18 .5 High-solid epoxy 13 . 319 .4 65. 85. 5 Wet blast Ch...

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... polymer concrete – 5. 0 17 .1 Fusion bonded epoxy (FBE) 6 .1 8.9 >40 Heat shrink sleeve 12 .7 18 .0 27.3 Tape 14 .9 31. 8 28 .5 Coal tar urethane 13 .6 16 .5 26.9 a See Sect. 8.2.3 for surface preparation ... (ISO 12 944-4, 19 98). To define a blast cleaning method completely, the following information is required: Table 1. 1 Blast cleaning methods according to ISO 12 944-4...

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... F(4,I)=FY0U(I)/(GAMA*A(3))-A(4)/A(3)*CK2*F (1, I) F (5, I)=(FXU(I)-F (1, I))/(GAMA**2*2) DO 10 1 K =1, 5 10 1 RK (1, K,I)=DX*F(K,I) ! K 11, K12,K13,K14,K 15 DO 200 K =1, 5 200 A(K)=ALFA(K,I -1) +RK (1, K,I)/2. F (1, I)=(FXU(I)-FX0U(I))/(CK3*A (1) ) ... ),,,,,( 00 51 5 i ii iii PxfxK β α β α Δ= (1. 71) ) 2 , 2 , 2 , 2 , 2 , 2 ( 15 14 0 13 0 12 11 1 21 K P K K KK x x...

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... m/s 1 2 3 4 5 6 glass bead d p = 1. 5 mm 10 5 10 –4 10 –3 10 1 10 –2 10 0 10 50 10 0 250 Fig. 2 .16 Kinetic energies of abrasive particles; calculated with (2 .14 ). 1 to 3: particle diameter d P = 1. 5 mm; ... al., 19 93) Material Damaged grains (%) Lattice constant ( ˚ A) Cell volume ( ˚ A 3 ) Almandine 5 60 11 .52 2 (0.006) 1, 52 9.62 Spessartine – 11...

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... 2.240 -3.469 )0( ξ 0 .50 000 0 .50 000 0 .50 000 0 .50 000 )10 ( ξ 0.494 65 0 .50 777 0 .55 6 05 0.4 914 7 )( ξ ε (%) -1. 070 1. 55 4 11 . 210 -1. 706 Note: for the calculation of % f f )10 (f )f( 0 0 − = ε , ... [0 ,10 ] Cases A B C D )0( α 0 .10 000 0 .10 000 0 .10 000 0 .50 000 )10 ( α 0 .10 108 0.09847 0.08992 0 .50 867 )( α ε (%) 1. 080 -1. 53 0 -10 .080...

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... 0.494 418 34 858 5067 7 1 3 1 0.3 25 1. 0 0 .50 555 3440992624 8 1 3 2 0.3 25 0.9 0.4973 213 313 1 6 15 4 9 1 3 3 0.3 25 0.8 0.48892 450 5 958 799 10 2 1 1 0 .5 15 1. 0 0.49948 013 9 318 204 11 2 1 2 0 .5 15 0.9 ... 0.498393 918 04 85 01 12 2 1 3 0 .5 15 0.8 0.4972968672423 45 13 2 2 1 0 .5 20 1. 0 0 .5 0 15 53 818 57 319 6 14 2 2 2 0 .5 20 0.9 0.49...

Ngày tải lên: 07/08/2014, 12:21

... Chebyshev Curve Fitting 10 1 89 x ξ 0246 810 0.48 0.49 0 .50 0. 51 0 .52 0 .53 0 .54 0 .55 0 .56 0 .57 θ =1 θ =5 θ =10 θ = 15 θ=20 θ= 25 o o o o o o o o o o o o α(0)=0 .1 Fig. 4.6. The inlet distortion propagates ... characteristics. θ 0 10 20304 050 6070 0.8 1. 0 1. 2 1. 4 1. 6 1. 8 2.0 α(0)=0 .1, ξ(0)=0 .1 α(0)=0.7,ξ(0)=0 .1 α(0)=0.9,ξ(0)=0 .1 α(0)=0 .1, ξ(0)=...

Ngày tải lên: 07/08/2014, 12:21

... DFT 252 μm 0.6 1. 5 > ;56 > ;56 > ;56 > ;56 1. 4 1. 5 1. 5 4 > ;56 > ;56 3.9 1. 5 1. 5 3 > ;56 > ;56 5. 3 1. 5 1. 5 10 > ;56 > ;56 7.6 1. 5 1. 5 3 > ;56 > ;56 Epoxy, DFT 252 μm 0.6 36–43 > ;56 ... > ;56 > ;56 > ;56 > ;56 > ;56 1. 4 > ;56 > ;56 > ;56 > ;56 > ;56 3.9 > ;56 > ;56 > ;56 > ;56 > ;56 5. 3 &...

Ngày tải lên: 07/08/2014, 12:21

... 2 5. 5 24.3 13 .6 3 13 .9 38 .1 22.2 5 17 .5 36 29.3 Aluminium oxide 2 6.4 11 .6 32.9 3 13 .0 19 .4 40.0 5 32 .1 30.4 62.7 G -50 steel grit 2 5. 4 11 .3 28.3 3 13 .7 20.0 41. 4 3 .5 17 .3 19 .2 54 .1 4 .5 19 .7 19 .7 ... 19 .7 19 .7 59 .6 Garnet 2 2.6 6.6 23.8 2 .5 5.6 19 .6 17 .2 3 10 .1 20.9 28.8 3 .5 10 .6 21. 1 30.8 4 .5 21. 3 23.7 54 .1 Glass blast 2...

Ngày tải lên: 07/08/2014, 12:21