Optimization of microstructure during deformation processing using control theory principles

Scripta Materialia

Volumn 36, Issue 3, 1997, Pages 347-353

  Venugopal, S ^a,c   Medina, E A ^a   Malas III, J C ^a   Medeiros, S ^a   Frazier, W G ^a   Mullins, W M ^a   Srinivasan, R ^b  

^a AIR FORCE RESEARCH LABORATORY   (United States)

^b Wright State University   (United States)

^c INDIRA GANDHI CENTRE FOR ATOMIC RESEARCH   (India)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER SIMULATION; CONTROL THEORY; GRAIN SIZE AND SHAPE; HOT WORKING; METAL EXTRUSION; METALLOGRAPHIC MICROSTRUCTURE; OPTIMIZATION; RECRYSTALLIZATION (METALLURGY); STRAIN RATE;

HOT EXTRUSION;

CARBON STEEL;

EID: 0031061978     PISSN: 13596462     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1359-6462(96)00390-9     Document Type: Article

References (15)

1. D.E. Kirk, Optimal Control Theory: An Introduction, p. 1, Prentice-Hall Inc., New Jersey, (1970).
2. J.J. Jonas, C.M. Sellars and McG. Tegart, Metall Rev., 14, 1 (1969).
3. C.M. Sellars, Philos. Trans. Roy. Soc., 288, 147 (1978).
4. H.J. McQueen and J.J. Jonas, Treatise on Materials Science and Technology, Vol. 6, Plastic Deformation of Materials, p. 393, Academic Press, New York (1975).
5. W. Roberts, Deformation, Processing and Structure, ed., G. Krauss, p. 109, ASM , Metals Park, Ohio (1984).
6. W. Roberts, Process Control in Steel Industry, p. 551, Mefos, Sweden (1986).
7. J.C. Malas, Ph.D. dissertation, Ohio University, Athens (1991).
8. J.C. Malas and V. Seetharaman, JOM, 44, 8 (1992).
9. H.J. Frost and M.F. Ashby, Deformation Mechanism Maps; The Plasticity and Creep of Metals and Ceramics, p. 1, Pergamon Press, Oxford (1982).
10. R. Raj, Metall Trans. A, 12A, 1089 (1981).
11. Y.V.R.K. Prasad, H.L. Gegel, S.M. Doraivelu, J.C. Malas, J.T. Morgan, K.A. Lark, and D.R. Barker, Metall. Trans. A, 15A, 1883 (1983).
12. W.G. Frazier, "Robust Control Techniques for Hot Deformation Processes", Contributive Research and Development, Volume 228, Systran Crop. Final Report, Task 178, Contract F33615-90-C5944, (March 1995).
13. H. Yada, Proc. Int. Symp. Accelerated Cooling of Rolled Steels, Conf. of Metallurgists, CIM, Winnipeg, MB, Canada, Aug. 24-26, eds. G.E. Ruddle and A.F. Crawley, p. 105, Pergamon Press, Canada (1987).
14. A. Kumar, K.P. Rao, E.B. Hawbolt and I.V. Samarasekara, "The Application of Constitutive Equations for Use in the Finite Element Analysis of Hot Rolling Steel", Unpublished Research (1987).
15. Vander Voort, in Metallography, Principles and Practice, p. 410, McGraw Hill Book Co., New York (1984).