Engineering Tribology 2E Episode 9 potx

... Institute for Technology and Mechanical Engineering, Moscow, 194 9. 2 H.M. Martin, Lubrication of Gear Teeth, Engineering, London, Vol. 102, 191 6, pp. 1 19- 121. 3 D. Dowson and G.R. Higginson, Elastohydrodynamic ... Journal of Lubrication Technology, Vol. 99 , 197 7, pp. 485-487. 13 F.T. Barwell, Bearing Systems, Principles and Practice, Oxford University Press, 197 9. 14 Engineering S...

Ngày tải lên: 13/08/2014, 16:21

... NLGI Spokesman, Vol. 19, 195 5, pp. 26-27 and 30-31. 31 N.A. Scarlett, Use of Grease in Rolling Bearings, Proc. Inst. Mech. Engrs., Vol. 182, Pt. 3A, 196 7- 196 8, pp. 585- 593 . 32 A.G. Papay, Oil-Soluble ... Application, Lubrication Engineering, Vol. 39, 198 3, pp. 4 19- 426. 33 P. Cann, H.A. Spikes and A. Cameron, Thick Film Formation by Zinc Dialkyldithiophosphates, ASLE Transactions, V...

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... combustion chamber. ( # Rolls-Royce Limited.) 390 Gas Turbine Engineering Handbook //INTEGRA/B&H/GTE/FINAL (26-10-01)/CHAPTER 10.3D ± 399 ± [370±408/ 39] 29. 10.2001 4:02PM The DLE injector has two ... Larson-Miller parameter T  temperature,  R t  rupture time, hr 1200 1600 2000 2600 195 0 196 0 197 0 198 0 199 0 2000 2010 YEAR U 500 RENE 77 IN 733 GTD111 GTD 111 DS GTD 111 SC GTD...

Ngày tải lên: 13/08/2014, 09:20

... lubrication in gas bearings 1 89 4 .9 Reynolds equation for squeeze films 191 Pressure distribution 192 Load capacity 193 Squeeze time 194 Cavitation and squeeze films 195 Microscopic squeeze film ... the following expression: α = 1.216+4.143×(log 10 υ 0 ) 3.0627 +2.848×10 −4 ×b 5. 190 3 (log 10 υ 0 ) 1. 597 6 −3 .99 9× (log 10 υ 0 ) 3. 097 5 ρ 0.1162 (2.12) where: α is the pressure-v...

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... 1st World Congress in Bioengineering, San Diego, Vol. II, 199 0, pp. 2 69. 21 Z. Rymuza, Tribology of Miniature Systems, Elsevier, Tribology Series 13, 198 9. 40 ENGINEERING TRIBOLOGY Oil sample 300 ... Vol. 36, 192 9, pp. 618-6 19. 2 G.H.B. Davis, G.M. Lapeyrouse and E.W. Dean, Applying Viscosity Index to Solution of Lubricating Problems, Journal of Oil and Gas, Vol. 30, 193 2, p...

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... 2) − () 6UηB dx ⌠ ⌡ 0 B = L W (4. 49) Again there are two variables in (4. 49) , ‘x’ and ‘h’, and one has to be replaced by the other before the integration can be performed. Substituting (4. 39) for ‘dx’, 152 ENGINEERING TRIBOLOGY Introducing ... extent of the pressure field Constants W* θ 1 θ 2 sec Cθ 90 ° 90 ° 1.1781 0 0 0° 90 ° 1.1781 0 0.020041 −27.05° 90 ° 1.1228...

Ngày tải lên: 13/08/2014, 16:21

... 0.881 0. 496 -0. 690 -0.348 - - - 7 W [N] 1.7575 ×10 4 -0. 793 2.033 2. 596 1.042 0.884 -1.510 - - 1.108 - 8 H [W] 2. 791 5× 10 3 -0.5 79 1.530 0.873 2.500 1.642 -0.225 - - 9 ε 1.0516× 10 2 0. 399 -1.040 ... (Part 1), JSLE Transactions, Vol. 33, 198 8, pp. 790 - 797 . 14 W. Lewicki, Theory of Hydrodynamic Lubrication in Parallel Sliding, Engineer, Vol. 200, 195 5, pp. 93 9 -94 1. 15 D.D....

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... Reynolds equation and was introduced by Vogelpohl [1] in the 193 0's. The Vogelpohl parameter ‘M v ’ is defined as follows: 244 ENGINEERING TRIBOLOGY 1.5 2.5 0 0.1 Groove len g th/axial bearin g ... be parallel to ‘y*’ then φ = 0 and when the front is parallel to ‘x*’ then φ = π/2. In 202 ENGINEERING TRIBOLOGY extends the generality of a numerical solution. A basic disadvant...

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... Design, London, 196 7, Proc. Inst. Mech. Engrs., Vol. 182, Pt. 3A, 196 7- 196 8, pp. 100-115. 9 R. Bassani and B. Piccigallo, Hydrostatic Lubrication: Theory and Practice, Elsevier, Amsterdam, 199 2. 10 J.K. ... of Thermohydrodynamic Lubrication, Tribology Transactions, Vol. 32, 198 9, pp. 346-356. 9 C.M.Mc. Ettles, Transient Thermoelastic Effects in Fluid Film Bearings, Wear, Vol. 79,...

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... × 10 11 () 1/3 = 5. 799 × 10 −5 [m] · Maximum and Average Contact Pressures p max = 3W 2πa 2 = 3 × 5 2π(5. 799 × 10 −5 ) 2 = 7 09. 9 [MPa] p average = W πa 2 = 5 π(5. 799 × 10 −5 ) 2 = 473.3 ... = 1.3380k = 1.03 39 R y R x () 0.03 0.02 () 0.636 = 1.03 39 0.636 · Simplified Elliptical Integrals = 1. 398 2ε = 1.0003 + 0. 596 8R x R y = 1.0003 + 0. 596 8 × 0.02 0.03 = 1.77 19 = 1....

Ngày tải lên: 13/08/2014, 16:21