cadcenter vn catia v5r12 mechanical design solutions 1

Ngày tải lên: 13/10/2016, 22:08

Ngày tải lên: 13/10/2016, 22:12

... Film References 11 1 11 3 11 3 11 4 11 5 11 6 11 8 13 5 14 2 15 8 230 246 ix Contents Friction and Lubrication in Rolling/Sliding Contacts 7 .1 Rolling Friction 7.2 Hydrodynamic Lubrication and Friction 7.3 ... 377 387 404 411 41 412 Contents 10 .3 Rolling Friction References 414 42 11 Friction- Induced Sound and Vibration 11 .1 Introduction 11 .2 Frictio...

Ngày tải lên: 05/08/2014, 09:20

... for developing generalized emperical relationships for predicting the coefficient of friction in this regime of lubrication Introduction I7 REFERENCES 10 11 12 13 14 15 16 17 18 19 20 21 MacCurdy, ... Formation,” J Inst Petrol., Vol 37, p 4 71 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 Introduction 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57...

Ngày tải lên: 05/08/2014, 09:20

... Figure 2.22 Discrete forces 10 3 10 2 01 H,=5 in - - 008 1 - - OM2 h " 01 W K K 10 -2 t , - 004 10 -3 10 4 - 002 10 -5 10 -6 I I I 111 11 I I I 111 111 I 1 Ill 11 I I I 11 111 I I I L U0 L ration The Contact ... of the contact problem is given in Refs 21- 39 REFERENCES 10 11 12 13 14 15 16 17 Timoshenko, S.P., Theory of Elasticity, McGraw Hill Book Company, Ne...

Ngày tải lên: 05/08/2014, 09:20

... 0.5 a / b = 8.0 a / b = 0 .12 5 Number of grids Resulting figure 11 2 I12 11 6 I16 Fig 3.8 Fig 3.9 Fig 3 .10 Fig 3 .11 x 10 3 0.0 0.2 0 .4 0.6 0.8 [i-] Normalized Distance 1. o Figure 3.8 Traction distribution ... as 216 01bf, the tangential load is 14 41 bf and the coefficient of friction is 0 .1 A grid with 80 elements is used in this case to approximate the circular contact A...

Ngày tải lên: 05/08/2014, 09:20

... 4 -16 4-32 4-63 8 -16 8-32 16 - 250 32-63 32 -12 5 32 -1 25 32 -12 5 32- 250 63 -1 25 63- 250 63- 250 63- 250 63 -50 0 63 -10 00 12 5- 500 250 -1 000 50 0- 10 00 50 0- 10 00 50 0- 10 00 literature [ 1- 18] Although various ... 0.0 o 0 .5 (a) 1. 5 2.0 2 .5 , 3.0 RigM Body Movement(xlW in. ) 1. 4 1. 2- E 1. 0 & ‘ t - 0.0 (b) 0 .5 1. 0 1. 5 2.0 2 .5 3.0 3 .5 4....

Ngày tải lên: 05/08/2014, 09:20

... Between Rough Surfaces 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 11 9 Hasegawa, M., Seireg, A., and Lindberg, R A., “Surface Roughness Model for Turning,” Tribol Int., 19 76, pp 285-289 Sata, ... Surface Finish in Turning Operations,” Am Machin., 19 56, Vol 10 0, pp 13 3 -13 6 Chandiramani, K L., and Cook, N H., “Investigations on the Nature of Surface Finish an...

Ngày tải lên: 05/08/2014, 09:20

... Lubricated, heavily loaded sliding/rollingcylinder Chapter 14 8 the partition of heat in lubricated rollinglsliding contacts can be predicted by using Eqs (5 .12 ) and (5 .13 ) In the practical range of ... = Y14,AI B Ts02 = TR2 = Y29rA2 (5 .15 ) (5 .16 ) But from Eq (5 .12 ): and (5 .18 ) where and The percentage of heat flowing to the upper solid can be predicted by substituting...

Ngày tải lên: 05/08/2014, 09:20

... 2.5 01 K,,r = -0.4 81 6 ~-0 .88 63+0 .19 27(L/D) s-0.37 + 1. 7006 + 2. 219 8S(L’D’ I3+0 .14 76(~/~) - 0.9335s + 1. 6940S2 - 16 .3368s I 73 Design of Fluid F l Bearings im Kyy = 2. 5 18 1 0 .15 S 1: K,, = 1. 12 51 ... 0.3 214 S2 - Cy, = 0.4 619 + 2.0240($) - 0. 514 5s + 0. 416 8S2- 2 .16 85 S($) Cyy= -7 .85 2 + 10 . 414 - 15 . 18 5s + 3.576S2 + 10 . 084 s s > 1. OL C,, = 26.424 -...

Ngày tải lên: 05/08/2014, 09:20

... radial load of 2000 lb 19 4 Chapter 9x1o8 8x1O8 7x1O8 6x10" 5x10" n * 4x10" B 3x106 2x1o8 1OS 20 40 60 80 10 0 12 0 14 0 16 0 18 0 200 220 240 260 280 A (OF) T Figure 6.26 Bearing design chart: application ... (OF) Figure 6- 21 Bearing chart for P = 1OOOpsi  19 1 Design of Fluid Film Bearings 9E-6 7E-6 6E-6 5E-6 8E-6 4E-6 - 3E6 - 2E-6 - n s? 1E 20 40 60 80 10 0 12 0 14 0 AT Fig...

Ngày tải lên: 05/08/2014, 09:20