The Paton Welding Journal, 2010, №01



2010 №01 (02)

2010 №01 (04)

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TPWJ, 2010, #1, 10-15 pages
 
POSSIBILITIES FOR LOWERING DYNAMIC STRESS IN STRUCTURAL ELEMENTS OF MACHINES USING NANOSTRUCTURED COATINGS


Journal                    The Paton Welding Journal
Publisher                 International Association «Welding»
ISSN                       0957-798X (print)
Issue                       № 1, 2010 (January)
Pages                      10-15
 
 
Authors
A.I. USTINOV¹, A.P. ZINKOVSKY², I.G. TOKAR² and V.S. SKORODZIEVSKY^3
1E.O. Paton Electric Welding Institute, NASU, Kiev, Ukraine
²G.S. Pisarenko Institute for Problems of Strength, NASU, Kiev, Ukraine
³G.V. Kurdyumov Institute for Metal Physics, NASU, Kiev, Ukraine
 
 
Abstract
The paper gives the results of experimental studies of the influence of structural characteristics on physico-mechanical properties of coating materials and damping capacity of coated structural elements allowing for such factors as temperature, frequency and amplitude of stress.
 
 
Keywords: coating, material nanostructure, temperature, structural element, vibration frequency, logarithmic damping decrement, dynamic stress
 
 
Received:                ??.??.??
Published:               28.01.10
 
 
References
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2. Yakovlev, A.P. (1985) Dissipative properties of inhomogeneous materials and systems. Kiev: Naukova Dumka.
3. Ustinov, A.I., Skorodzievsky, V.S., Kosenko, N.S. (2008) Study of dissipative properties of homogeneous materials deposited as coatings. Report 2: Copper condensates with different microstructure characteristics. Problemy Prochnosti, 2, 149-159.
4. Paton, B.E., Movchan, B.A. (1991) Composite materials deposited from the vapour phase in vacuum. Soviet technologies. Welding and Surfacing, 2, 43-64.
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6. Milman, Yu.V., Lotsko, D.V., Dub, S.N. et al. (2007) Mechanical properties of quasi-crystalline Al-Cu-Fe coatings with submicron-sized grains. Ibid., 5937-5943.
7. Ustinov, A.I., Skorodzievski, V.S., Fesiun, E.V. (2008) Damping capacity of nanotwinned copper. Acta Materialia, 56, 3770-3776.
8. Pisarenko, G.S., Yakovlev, A.P., Matveev, V.V. (1988) Reference book on strength of materials. Kiev: Naukova Dumka.
9. Ustinov, A.I., Movchan, B.A., Skorodzievsky, V.S. (2001) Study of damping capacity of flat specimens of titanium alloy Ti-6 % Al-4 % V with tin and yttrium coatings. Problemy Prochnosti, 4, 55-61.
10. Ustinov, A.I., Skorodzievsky, V.S., Kosenko, N.S. (2007) Study of dissipative properties of homogeneous materials deposited as coatings. Report 1: Method for determination of amplitude relation of true damping decrement of coating material. Ibid., 6, 134-143.
11. Lebedev, A.A., Troshchenko, V.G., Matveev, V.V. et al. (2005) Strength of materials and structures. Kiev: Akademperiodika.
12. Kaschner, G.C., Gibeling, J.C. (2002) Evolution of dislocation glide kinetics during cycling deformation of copper. Acta Materialia, 50, 653-662.
13. Matokhnyuk, L.E. (1988) Accelerated fatigue testing by high-frequency loading. Kiev: Naukova Dumka.

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