A review on robust M-estimators for regression analysis

DQF De Menezes, DM Prata, AR Secchi… - Computers & Chemical …, 2021 - Elsevier
Regression analysis constitutes an important tool for investigating the effect of explanatory
variables on response variables. When outliers and bias errors are present, the weighted …

Robust data reconciliation in chemical reactors

AS da Cunha, FC Peixoto, DM Prata - Computers & Chemical Engineering, 2021 - Elsevier
Robust data reconciliation is an effective technique designed to minimize gross errors
drawbacks over estimated process variables. This work presents a review focusing on …

Robust adaptive Unscented Kalman Filter with gross error detection and identification for power system forecasting-aided state estimation

Z Zhang, Z Zhang, S Zhao, Q Li, Z Hong, F Li… - Journal of the Franklin …, 2023 - Elsevier
Owing to the effect of measurement noise and sudden changes in the power system, the
robustness of state estimation for power system becomes very important. The Unscented …

A novel robust data reconciliation method for industrial processes

S Xie, C Yang, X Yuan, X Wang, Y Xie - Control Engineering Practice, 2019 - Elsevier
Data reconciliation has played a significant role in rectifying process data which can meet
the conservation laws in industrial processes. Generally, the actual measurements are often …

Robust estimators for data reconciliation

CE Llanos, MC Sanchez… - Industrial & Engineering …, 2015 - ACS Publications
In this work, a comparative performance analysis of robust data reconciliation strategies is
presented. The study involves two procedures based on the biweight function and three …

Model-based real-time optimisation of a fed-batch cyanobacterial hydrogen production process using economic model predictive control strategy

EA del Rio-Chanona, D Zhang… - Chemical engineering …, 2016 - Elsevier
Hydrogen produced by microorganisms has been considered as a potential solution for
sustainable hydrogen production for the future. In the current study, an advanced real-time …

Collection of benchmark test problems for data reconciliation and gross error detection and identification

EC do Valle, R de Araújo Kalid, AR Secchi… - Computers & Chemical …, 2018 - Elsevier
In an industrial scenario, one can find measured data that do not satisfy the mass and
energy laws of conservation. This problem can be approached by applying data …

Development of robust extended Kalman filter and moving window estimator for simultaneous state and parameter/disturbance estimation

J Valluru, SC Patwardhan, LT Biegler - Journal of Process Control, 2018 - Elsevier
Simultaneous occurrence of gross errors (outliers/biases/drifts) in the measured signals, and
drifting disturbances/parameter variations affecting the system dynamics can lead to biased …

Optimal operation strategy for biohydrogen production

EA del Rio-Chanona, P Dechatiwongse… - Industrial & …, 2015 - ACS Publications
Hydrogen produced by microalgae is intensively researched as a potential alternative to
conventional energy sources. Scaling-up of the process is still an open issue, and to this …

Inequality constrained nonlinear data reconciliation of a steam turbine power plant for enhanced parameter estimation

S Guo, P Liu, Z Li - Energy, 2016 - Elsevier
Measurement errors inevitably exist amongst on-line measured data in steam turbine power
plants. Problematic steam turbine isentropic efficiencies and turbine expansion curves are …