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Process controls: FOURTH PERIOD

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

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 the proper air-to-fuel ratios for varying boiler demands?
If an unusual condition appears, compressor control systems have instruments that will shut down the compressor safely. Which of the shutdown classes below is best described as monitoring only those conditions that apply to start-up?
In the arena of process control, there are some that deal with more than one FCE at a time. Which of the control strategies below would be best suited for processes that need 2 different manipulated variables to be used at the same time?
There a some conventional distillation column control strategies. Which of the strategies below is an example of an energy balance strategy?
Which of the answers below best represents the maximum number of devices that can be connected to an intrinsicly safe H1 multidrop bus network?
There are some specialized equipment that is on a fractional distillation column. Which of the answers below best describes what the function of a "pump around" on one of those columns?
There a some conventional distillation column control strategies. Which of the strategies below is an example of an energy balance strategy?
There are many different parts and processes to a distillation column. Which of the processes below can be best described as the design feature that removes some of the liquids lighter components at each stage?
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?
Boiler feedwater treatment is a vital component for the smooth operation of an industrial boiler. Which of the conditioning methods below is comprised of mechanically removing impurities from the mud drum?
Even a peak operating boiler must be protected from various issues that effect it's performance. Which of the terms below would be best be prevented by the pH of a boiler system being maintained at 10.5-11.5?
Which of the control strategies below is best defined as a strategy where all inputs are evaluated and the calculated outputs are transmitted collectively?
SAMA has various symbols for the elements or functions of a boiler. Which of the answers below correctly identifies "B"?
Which of the answers below is best described as the quantitative measurement of best controlled and manipulated variable pairings to limit loop interaction?
Which of the terms below is best described as the discrepancy between the PV and the SP?
The use of the direct ratio scheme is not as common as the indirect ratio scheme. Which of the answers below is the main reason why direct ratio control is not as common
There are several ways to control the pressure in a distillation column. Which of the answers below is best described as one that controls the flow out of the condenser to achieve pressure control?
As with any mechanical or electrical system there are failures. Which of the answers below best describes when a process shutdown occurs due to a triggered SIF, although no event transpires?
SAMA has various symbols for the elements or functions of a boiler. Which of the answers below correctly identifies "D"?
A system of control is needed in a centrifugal compressor to have consistent flow. Which of the constant speed compressor control systems below is best described as a restriction on the inlet flow, reducing the discharge flow?
In the distillation process heat is one of the most important variables to control. Which of the answers below would best describe the effects of an increase in heat production?
Starting a boiler is an extremely complicated procedure. Which of the start-up steps would include the pressure in the burner valve system must be within acceptable limits?
Boiler feedwater treatment is a vital component for the smooth operation of an industrial boiler. Which of the conditioning methods below is comprised of altering the chemical make up of the feedwater?
Which answer below best describes the number "4"?
Boiler feedwater treatment is a vital component for the smooth operation of an industrial boiler. Which of the conditioning methods below is comprised of Mechanically removing gases from the feedwater?