control system


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control system

[kən′trōl ‚sis·təm]
(engineering)
A system in which one or more outputs are forced to change in a desired manner as time progresses.
References in periodicals archive ?
Traditional control systems are frequently a collection of independent control loops that correct only deviations in each loop's respective control parameter.
NASA engineers found a 270-millisecond time delay in the flight control system that they corrected with a filter (STS Space Shuttle, 1977).
Potratz noted that very little training is required to use the shot control system.
Many military command and control systems use similar computer and communications technology and thus experience the same turnover times.
And always make sure that your key control system offers fully internal reporting.
To meet the requirement to document the monitoring of a firm's quality control system, a small firm should set up a quality control system monitoring file to record its performance of the monitoring procedures.
Regarding integrated controls packages, many PC based control systems available today offer materials management, recipe handling, mixer and downstream procedure handling, scaling of batches to suit mixers of differing sizes, lot traceability, auditable reporting systems and improved batch-to-batch consistency.
The availability or more correctly non-availability of spare parts for legacy process control systems can force an upgrade to avoid possible extended outages.
Supplies temperature controls and accessories for hot-runner molds, as well as integrated industrial control systems (standard and custom).
The task force believes implementation of the new standards will not be costly for firms currently maintaining an appropriate quality control system.
With the use of PLCs for sand handling systems and the sophisticated electronic control systems utilized by sand property controllers, important data can be recorded, analyzed and presented to system operators on a real-time basis for use in assuring quality green sand.
About half the MD variation can be eliminated with a gravimetric control system and the remainder can be minimized with a melt pump.