The phrase "a controller has been" is correct and usable in written English.
It can be used when discussing the status or actions of a controller in a specific context, often in technical or managerial discussions.
Example: "A controller has been appointed to oversee the financial operations of the company."
Alternatives: "a controller has been designated" or "a controller has been assigned".
To control relative humidity and temperatures, a controller has been designed, developed and tested to perform at low temperature drying applications (40 °C, 45 °C and 50 °C).
To avoid surge during operation, a controller has been designed.
For this rate of variation a controller has been designed and simulations show a performance level over the operating region which is very similar to what can be obtained by LTI designs for the specific operating condition.
Once a controller has been designed for a certain plant with any method available, one would like to know if that controller will perform well despite structured uncertainty in the plant.
An on-chip design and implementation of a controller has been proposed for SDHC and similar family of cards.
Thus, in this study a controller has been designed to operate the diesel engine reference speed according to the system needs.
In order to achieve this FDI schemes, particular vehicle subsystems integrated with a controller have been proposed.
In order to validate the ANFIS approach, a comparison with a PID controller has been performed for the both responses of the exhaust temperature and the speed as shown in Figs. 11 and 12 respectively.
For further investigating the efficiency of conducted approach, a PID controller has been designed for controlling the ICR of HVDC link, and the results have been compared with those of GPC-BAT method.
In this paper, a navigational controller has been developed for a humanoid by using fuzzy logic as an intelligent algorithm for avoiding the obstacles present in the environment and reach the desired target position safely.
A global controller has been designed using an IF THEN inference engine that allows the coordination of balancing mechanisms without power mismatch calculation.
