Alarm systems play critically important roles for the safe and efficient operation of modern
industrial plants. However, most existing industrial alarm systems suffer from poor …

In this age of globalization, the realization of production innovation and highly stable
operation is the chief objective of the process industry in Japan. Obviously, modern …

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 …

Chemical processes frequently operate upon a multitude of steady states and transitions
between these states are inevitable. Unfortunately, transitions are exactly where alarm …

The shortage of trained plant operators who can control complex systems in the process and
energy industry is leading to an increasing need for more autonomy of such plants. In future …

In process plants, alarms are configured to notify operators of any abnormalities or faults.
However, in practice a majority of raised alarms are false or nuisance and create problems …

Chattering alarms (alarms that repeat excessively in a short time interval) create a level of
nuisance to the operator. According to industrial alarm standards, no chattering is …

Accuracy and efficiency of alarm systems are of paramount importance in safe operations of
industrial processes. Accuracy is measured by false and missed alarm rates (probabilities); …

Process plant operators rely on their knowledge of process cause-and-effect relationships
during abnormal situation management. Novice operators develop such process knowledge …

Operator training is critical to ensure safe operation in safety-critical domains such as
chemical process industries. Training enhances the operator's understanding of the process …