Similarity analysis of industrial alarm flood data
Flooding of alarms is a very crucial problem in process industries. An alarm flood makes an
operator ineffective of taking necessary actions, and often risking an emergency shutdown …
operator ineffective of taking necessary actions, and often risking an emergency shutdown …
Performance evaluation and design for variable threshold alarm systems through semi-Markov process
In large industrial systems, alarm management is one of the most important issues to
improve the safety and efficiency of systems in practice. Operators of such systems often …
improve the safety and efficiency of systems in practice. Operators of such systems often …
[HTML][HTML] Criteria-based alarm flood pattern recognition using historical data from automated production systems (aPS)
B Vogel-Heuser, D Schütz, J Folmer - Mechatronics, 2015 - Elsevier
The operation of industrial automated production systems (aPS) usually requires human
operators that observe and, if necessary, intervene to keep aPS in steady operation. Inside …
operators that observe and, if necessary, intervene to keep aPS in steady operation. Inside …
Online pattern matching and prediction of incoming alarm floods
Alarm floods are serious hazards for industrial process monitoring. In this paper, we propose
an online algorithm to provide early prediction of an incoming alarm flood by matching an …
an online algorithm to provide early prediction of an incoming alarm flood by matching an …
A method to remove chattering alarms using median filters
Y Sun, W Tan, T Chen - ISA transactions, 2018 - Elsevier
Chattering alarms are the most found nuisance alarms that will probably reduce the usability
and result in a confidence crisis of alarm systems for industrial plants. This paper addresses …
and result in a confidence crisis of alarm systems for industrial plants. This paper addresses …
Combining FAP, MAP and correlation analysis for multivariate alarm thresholds optimization in industrial process
L Han, H Gao, Y Xu, Q Zhu - Journal of Loss Prevention in the Process …, 2016 - Elsevier
In the real industrial process, alarm threshold optimization is an important part of alarm
system rationalization. If the design of alarm threshold is unreasonable, it would result in …
system rationalization. If the design of alarm threshold is unreasonable, it would result in …
Dynamic multivariate threshold optimization and alarming for nonstationary processes subject to varying conditions
Y Zhao, C Zhao - Control Engineering Practice, 2022 - Elsevier
For the alarm system of nonstationary industrial processes, the conventional alarm
thresholds configured for one single operational zone often result in frequent false and …
thresholds configured for one single operational zone often result in frequent false and …
A weighted dissimilarity index to isolate faults during alarm floods
S Charbonnier, N Bouchair, P Gayet - Control Engineering Practice, 2015 - Elsevier
A fault-isolation method based on pattern matching using the alarm lists raised by the
SCADA system during an alarm flood is proposed. A training set composed of faults is used …
SCADA system during an alarm flood is proposed. A training set composed of faults is used …
Design and assessment of delay timer alarm systems for nonlinear chemical processes
In process and manufacturing industries, alarm systems play a critical role in ensuring safe
and efficient operations. The objective of a standard industrial alarm system is to detect …
and efficient operations. The objective of a standard industrial alarm system is to detect …
Unsupervised Real Time and Early Anomalies Detection Method for Sewer Networks Systems
C Qiu, G Shao, Z Zhang, C Zhou, Y Hou, E Zhao… - IEEE …, 2024 - ieeexplore.ieee.org
Sewer networks (SNs) are susceptible to various factors that can lead to failures, resulting in
economic losses and environmental pollution. Data-driven approaches based on sewage …
economic losses and environmental pollution. Data-driven approaches based on sewage …