Patent ID: 7437199
Filing Date: 2008-10-14
Classification: G05B,Y02P

Abstract:
1. A method of operating a process control system comprising: coupling the system to a processing element, wherein the system comprises an Advanced Process Control (APC) computer including operational software, a database coupled to the APC computer, and a graphical user interface (GUI) and the processing element comprises at least one of a tool, a processing module, and a sensor; operating the system, wherein the system collects data from the processing element and stores the collected data in the database; determining when a process control malfunction occurs, the process control malfunction comprising at least an interruption in storage of the collected data in the database; and performing a data recovery, wherein a second computer is coupled to the processing element, the second computer comprising a database and process control software including a data recovery component, the data recovery comprising recovery of at least a portion of collected data during the interruption.