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Process controls: FOURTH PERIOD

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

The breakdown of any one of the components of a SIF is hazardous. Which of the components below are the least prone to breakdown?
In the reciprocating compressor system, there are numerous specialized components. Which of the components below would be best described as one that increases efficiency by preventing over heating between stages?
Boiler feedwater treatment is a vital component for the smooth operation of an industrial boiler. Which of the conditioning methods below is comprised of filtration and softening before entering the boiler feedwater system
A system of control is needed in a reciprocating compressor to have consistent pressure. Which of the control systems below is best described as one that changes the compressors capacity?
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?
Each compressor have it's own pressure to flow profile at a defined speed. Which of the compressors below would have an inconsistent flow and predictable pressure?
Which of the answers below best describes the "A" portion of the reaction curve?
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 main steam header pressure controller?
In a saturation process that uses static decoupling, what is the value of D₁ and D₂ if K₁₁= 14%, K₁₂=-15%, K₂₁=23% and K₂₂=12%
Which of the answers below best describes a advantage that does not belong to a automatic feedback controlled system?
Responses from feedforward controls have different times. Which of the answers below is a timed response?
On a typical boiler control system, there are four main points of control. Which of the answers below would best be manipulated to control boiler furnace pressure?
Gasoline is a complex hydrocarbon blend. Which of the blending ratios would use a pace controller to set the RSP for all of the lines being blended?
There a some conventional distillation column control strategies. Which of the strategies below is an example of an energy balance strategy?
Boiler safety is an important part of reliable operation. Which of the strategies below would use premissives and interlocks to prevent explosions?
The efficiency of a distillation column has a direct link to pressure control. Which of the answers below is a strategy for total condenser pressure control?
In regard to the distillation process, Which of the terms below is best described as the The liquid and/or gas entering into the distillation column?
The graph below is an example of a typical positive displacement compressor. Which of the numbered points would best be described as when the discharge valve open due to pressure differential?
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?
Which answer below best describes the number "1"?
The relative amount of heat lost in the column is reflected in the reflux ratio. If the ratio were to increase, which of the answers below would describe the effect on the light key in the distillate?
Boiler feedwater treatment is a vital component for the smooth operation of an industrial boiler. Which of the conditioning methods below is comprised of filtration and softening before entering the boiler feedwater system
In the reciprocating compressor system, there are numerous specialized components. Which of the components below would be best described as one that increases the pressure in the compressor for start-up?
A system of control is needed in a reciprocating compressor to have consistent pressure. Which of the control systems below is best described as the suction side of the compressor receiving discharge gas?
SAMA has various symbols for the elements or functions of a boiler. Which of the answers below correctly identifies "D"?