Advance your career with help from our practice exams

Process controls: FOURTH PERIOD

A randomized 25 question test from a pool of 469 questions, good luck!

Using the picture below, which variable is best defined as "manipulated"?
Gasoline is a complex hydrocarbon blend. Which of the blending ratios would have poor final product if a high level of accuracy was needed?
In relation to open loop static gain calculations the "K" in the picture below is best described by which term below?
Which of the control systems below is designed to uses the static gain and dynamic portions of the transfer functions?
Which of the answers below best describes the "B" portion of the reaction curve?
Because steam demands can vary, there are several control methods that work in concert to ensure efficient boiler operation. Which of those strategies would be to control the water level in the steam drum?
There are many different parts and processes to a distillation column. Which of the design feature below can be best described as where the entrance of the main supply would be located?
There are multiple parts to a large industrial water tube boiler. Which of the answers below is best described as a tube not directly heated, that allows thermal movement of water to the mud drum?
There are several ways to control the pressure in a distillation column. Which of the answers below is best described as a manipulation of the tops flow?
In relation to open loop static gain calculations the "A" in the picture below is best described by which term below?
Surge is the worst conditions that a centrifugal compressor can have, so some control strategies have been developed to mitigate this. Which of the strategies below can be described as the measurement of differential pressures in the compressor, head and inlet flow pressure determines if action is required?
There a several different types of feedforward control. Which of the answers below is a strategy developed from processes transfer function?
There are multiple parts to a large industrial water tube boiler. Which of the answers below is best described as a place where the separation of vapour from liquid occurs?
Which of the answers below represents the phase shift of a processes natural frequency?
Which of the variables below is best defined as a controlled variable for a standard steam exchanger.
In an industrial application, there are systems where two or more boilers supply a main header. Which of the terms below would best describe the controller that can be used in auto or manual to set firing rates?
SAMA has various symbols for the elements or functions of a boiler. Which of the answers below correctly identifies "A"?
There are multiple parts to a large industrial water tube boiler. Which of the answers below is best described as an area where the temperature of the superheated steam is controlled with boiler feedwater?
There are numerous undertakings in developing an SIS, this is called the safety life cycle. Which of the terms below relates best to the SIL required to satisfy an RRF of 87
There a a wide variety of processes in any plant. Which of the processes use condensation and vapourization to separate the individual components of a liquid mixture?
There are several ways to control the pressure in a distillation column. Which of the answers below is would be the best type of pressure control for a typical distillation column?
Which of the terms below is best describes the measurement with the other control loop is in automatic, the disruption in the PV with a change in Co?
Surge is the worst conditions that a centrifugal compressor can have, so some control strategies have been developed to mitigate this. Which of the strategies below can be described as a control that functions despite the surge controller not operating?
There are many different parts and processes to a distillation column. Which of the design feature below can be best described as the generation of heat to the column?
Electric switches and transmitters make up the bulk of the sensors in a safety system. Which type of sensor architecture below is best described as a shutdown that can be initiated by either of it's two components?