A PLC Based Real Time Simulation and Test Strategy for the Industrial Process Control

2012 ◽  
Vol 516-517 ◽  
pp. 1728-1736
Author(s):  
Jyh Ming Chang ◽  
Meng Jen Chen ◽  
Yu Chi Wu

A PLC (Programmable Logic Controller) based real time simulation and test strategy for the industrial process control has been proposed. Different stages of system design and test are achieved to fulfill requirements of the industrial process control. The on-line and real time simulation system provides a platform for verifying accuracy and reliability of user control codes. It is not only for normal operations, but also for abnormal sequence inspections. According to the experience of a real industrial project, it is proved to shorten a large amount of commissioning and debugging time for implementing a control system. By the flexibility and operability of a HMI console, training measures can be put into practice in the dedicated simulation environment instead. Risks are considerably diminished and the efficiency of project development is improved as well.

1988 ◽  
Vol 32 ◽  
pp. 49-57
Author(s):  
Mattt Hietala ◽  
Dennis J. Kalnicky

Temperature, pressure, and flow measurements are considered standard for process control purposes. It is vital that they be made on-line in real-time and not manually in the laboratory. Chemical assays should be done as fast and continuous as temperature measurements in order to be useful for process control. Until recently, this has not been the case because the assay methods have been difficult to automate.


2018 ◽  
Author(s):  
Donald Stredney ◽  
Bradley Hittle ◽  
Hector Medina-Fetterman ◽  
Thomas Kerwin ◽  
Gregory Wiet

The surgical skills required to successfully maintain hemostasis, the control of operative blood, requires considerable deliberate practice. Hemostasis requires the deft orchestration of bi-dexterous tool manipulation. We present our approach to computationally emulate both irrigation and bleeding associated with neurotologic surgical technique. The overall objective is to provide a visually plausible, three dimensional, real-time simulation of bleeding and irrigation in a virtual otologic simulator system. The results present a unique simulation environment for deliberate study and practice.


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