Data validation with unknown variance matrix

Computers and Chemical Engineering

Volumn 23, Issue SUPPL. 1, 1999, Pages

  Maquin, D ^a   Narasimhan, S ^b   Ragot, J ^a  

^a CENTRE DE RECHERCHE EN AUTOMATIQUE DE NANCY   (France)

^b INDIAN INSTITUTE OF TECHNOLOGY MADRAS   (India)

Author keywords

Analytical redundancy; Balance equations; Data validation; Variance estimation

Indexed keywords

MEASUREMENT ERRORS;

ANALYTICAL REDUNDANCY; BALANCE EQUATIONS; CONSTRAINT RESIDUAL; DATA VALIDATION; NUMERICAL RESULTS; PROCESS VARIABLES; ROUGH ESTIMATION; VARIANCE ESTIMATION;

NUMERICAL METHODS;

EID: 70350673888     PISSN: 00981354     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0098-1354(99)80150-1     Document Type: Conference Paper

References (5)

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2. Darouach, M., Ragot, J., Zasadzinski, M. and Krzakala, G. (1989), Maximum likelihood estimator of measurement error variances in data reconciliation. IFAC Congress Advanced Information Processing in Automatic Control. AIPAC '89, Nancy, France, July 3-7.
3. Keller, J.Y. and Darouach, M., (1998), Estimation of measurement errors covariance and fault detection in steady state linear systems. IFAC Workshop on "On line Detection and Supervision in the Chemical Process Industries", Solaize, France, June 4-5.
4. Keller, J.Y., Darouach, M. and Krazakala, G., (1994), Analytical estimator of measurement error variances in data reconciliation. Compo and Chern. Eng., 16. p. 185.
5. Mandel, D., AbdolIahzadeh, A., Maquin, D. and Ragot J. (1998), Data reconciliation by inequality balance equilibration. A LMI approach. Int. J. Mill. Proc., 53, p. 157