A multi-feature-based fault diagnosis method based on the weighted timeliness broad learning system

W Hu, Y Wang, Y Li, X Wan, RB Gopaluni - Process Safety and …, 2024 - Elsevier
Accurate and timely fault diagnosis is a vital task to ensure process safety of modern
industrial facilities. Motivated by the complex variations of process signals and mutual …

Causal discovery based on observational data and process knowledge in industrial processes

L Cao, J Su, Y Wang, Y Cao, LC Siang… - Industrial & …, 2022 - ACS Publications
Causal discovery approaches are gaining popularity in industrial processes. Existing causal
discovery algorithms can indeed find some important causal relationships from industrial …

A method for detecting causal relationships between industrial alarm variables using Transfer Entropy and K2 algorithm

RS de Abreu, YT Nunes, LA Guedes, I Silva - Journal of Process Control, 2021 - Elsevier
Advances in technology allowed the fast and easy creation and configuration of industrial
alarms. The growth in the number of alarms, however, brought some problems to the alarm …

A novel framework for causality analysis of deterministic dynamical processes

S Kathari, AK Tangirala - Industrial & Engineering Chemistry …, 2022 - ACS Publications
Reconstruction of process networks from data through the detection of cause–effect
relationships between process variables is of great importance in the analysis of …

Stable soft sensor modeling based on causality analysis

F Yu, Q Xiong, L Cao, F Yang - Control Engineering Practice, 2022 - Elsevier
Data-driven soft sensors, aiming to estimate and predict hard-to-measure quality variables
using easy-to-measure process variables, have now become the key foundation for …

Tracking the green coke production when co-processing lipids at a commercial fluid catalytic cracker (FCC): combining isotope 14 C and causal discovery analysis

J Su, L Cao, G Lee, B Gopaluni, LC Siang… - Sustainable Energy & …, 2022 - pubs.rsc.org
Co-processing biogenic feedstocks allows oil refiners to use their infrastructure while
reducing the carbon intensity of the fuels they produce. Although policies such as British …

Two-stage approach to causality analysis-based quality problem solving for discrete manufacturing systems

H Wang, Y Xu, T Peng, RSK Agbozo, K Xu… - Journal of …, 2023 - Taylor & Francis
In discrete manufacturing systems, the efficiency of quality problem solving always matters,
but it can decrease continually due to increasing systematic complexity, uncertainty, and …

Real-time tracking of renewable carbon content with AI-aided approaches during co-processing of biofeedstocks

L Cao, J Su, J Saddler, Y Cao, Y Wang, G Lee… - Applied Energy, 2024 - Elsevier
Decarbonization of the oil refining industry is essential for reducing carbon emissions and
mitigating climate change. Co-processing bio feed at existing oil refineries is a promising …

Dynamical Soft Sensors from Scarce and Irregularly Sampled Outputs Using Sparse Optimization Techniques

VS Pinnamaraju, AK Tangirala - Industrial & Engineering …, 2023 - ACS Publications
In process industries, quality variables such as concentrations and viscosity usually require
offline laboratory analysis due to difficulties associated with online sensing and are often …

Bayesian-Based Causal Structure Inference With a Domain Knowledge Prior for Stable and Interpretable Soft Sensing

X Zhang, C Song, B Huang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Due to the high-stakes nature of industrial processes, there is an immediate and pressing
need on soft sensors for stability and interpretability. In this regard, causality-inspired …