A randomized 25 question test from a pool of 469 questions, good luck!
The graph below is an example of a typical positive displacement compressor. Which of the numbered points would best be described as when the cylinder is full of gas at suction pressure?
The graph below is an example of a typical positive displacement compressor. Which of the numbered points would best be described as when the differential pressure opens the suction valves to intake more gas?
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?
Using the picture below, which variable is best defined as "manipulated"?
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 adding chemicals that cause impurities to precipitate to the mud drum?
Which of the terms below is best described as the FCE's manipulation in the effort to keep the CV close to the SP?
There are many different parts and processes to a distillation column. Which of the design feature below can be best described as the process of condensed tops reintroduced to the column?
Which of the answers below is best defined as a process that shows an exponential response to a step input?
Which of the answers below best describes the "B" portion of the reaction curve?
Which of the answers below best represents a tuning consideration that is not required for ideal loop response?
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 a typical distillation process, the top stage of the column will have a ratio of lighter components to heavier components. Which of the answers below reflects this ratio best?
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?
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%
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 rate of combustion?
A system of control is needed in a centrifugal compressor to have consistent flow. Which of the variable speed compressor control systems below is best described as a cascade system from the discharge, through a controller, to the motor?
In process control, there are many control strategies to choose from. Which of the strategies would only respond to a controlled PV starting to drift from the SP?
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?
Which of the variables below is best defined as a manipulated variable for a standard steam exchanger.
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 are multiple parts to a large industrial water tube boiler. Which of the answers below is best described as an exchanger that allows flue gases to heat the boiler feedwater?
SAMA has various symbols for the elements or functions of a boiler. Which of the answers below correctly identifies "D"?
Which answer below best represents the subscripts with the static gain symbol in the calculation of the OLM?
Operating a distillation column is an excersize in fine tuning a process. Which of the answers below would cause a problem in the operation of a column?
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?