Plantwide optimal grade transition for an industrial high-density polyethylene plant

Industrial and Engineering Chemistry Research

Volumn 42, Issue 1, 2003, Pages 91-98

  Yi, Heui Seok ^a   Kim, Jeong Hwan ^a   Han, Chonghun ^a   Lee, Jinsuk ^b   Na, Sang Seop ^b  

^a Pohang University of Science and Technology (POSTECH)   (South Korea)

^b Samsung Gen Chemical Company Ltd   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

CHEMICAL REACTORS; DRYERS (EQUIPMENT); DYNAMICS; HIGH DENSITY POLYETHYLENES; OPTIMAL SYSTEMS;

PLANTWIDE OPTIMAL GRADE TRANSITION;

INDUSTRIAL PLANTS;

POLYETHYLENE;

POLYETHYLENE;

ARTICLE; DOWNSTREAM PROCESSING; INDUSTRY; REACTOR;

EID: 0037425497     PISSN: 08885885     EISSN: None     Source Type: Journal    
DOI: 10.1021/ie0202221     Document Type: Article

References (11)

1. McAuley, K. B.; MacGregor, J. F. Optimal grade transitions in a gas-phase polyethylene reactor. AIChE J. 1992, 38, 1564.
2. Takeda, M.; Ray, W. H. Optimal-grade transition strategies for multistage polyolefin reactors. AIChE J. 1999, 45, 1776.
3. Wang, Y.; Seki, H.; Ohyama, S.; Akamatsu, K.; Ogawa, M.; Ohshima, M. Optimal grade transition control for polymerization reactors. Comput. Chem. Eng. 2000, 24, 1555.
4. Seki, H.; Ogawa, M.; Ooyama, S.; Akamatsu, K.; Ohshima, M.; Yang, W. Industrial application of a nonlinear model predictive control to polymerization reactors. Control Eng. Pract. 2001, 9, 819.
5. Kim, J. Y.; Yi, H.-S. Prediction of overall heat transfer coefficient for low-density polyethylene tubular reactors. Hwahak Konghak 1999, 37, 494.
6. Kim, J. Y.; Yi, H.-S. Analysis of polyethylene tubular reactors with multiple reaction zone (I): The effect on production polymer properties. Polymer (Korea) 1999, 23, 348.
7. Yi, H.-S.; Han, C.; Na, S.-S.; Lee, J. Optimal grade transition with partially structured model in a slurry-phased HDPE reactor by modified hierarchical dynamic optimization. International Conference on Control, Automation and Systems, Cheju, Korea, 2001.
8. Lee, J.; Kim, W. K.; Kim, S. H. Method of Estimating Product Polymer Properties. Korea Patent Application No. 10- 2000-0049232, 2000.
9. Lee, M. H.; Han, C.; Chang, K. S. Hierarchical time-optimal control of a continuous copolymerization reactor during start-up or grade change operation using genetic algorithms. Comput. Chem. Eng. 1997, S1037.
10. Lee, M. H.; Han, C.; Chang, K. S. Dynamic optimization of a continuous polymer reactor using a modified differential evolution algorithm. Ind. Eng. Chem. Res. 1999, 38, 4825.
11. Sargent, R. W. H.; Sullivan, G. R. The development of an efficient optimal control package. In Proceedings of the 8th IFIP Conference on Optimization Technique; Stoer, J., Ed.; Springer-Verlag: Berlin, 1978.