A randomized 25 question test from a pool of 469 questions, good luck!
There a some conventional distillation column control strategies. Which of the strategies below is an example of an material balance strategy?
In the reciprocating compressor system, there are numerous specialized components. Which of the components below would be best described as one that isolates the compressor during emergency conditions?
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?
One of the more common applications for ratio control is fuel to air control schemes. Which of the control schemes below would use a a signal arriving at both the air and fuel controllers from the firing demand controller, while allowing for excess air for combustion??
There a several different types of feedforward control. Which of the answers below is a strategy developed from processes transfer function?
There are many factors in the proper working of a distillation column. Which of the answers below is one of those factors?
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 adjust the compression rate of the compressor?
There are many different parts and processes to a distillation column. Which of the parts below can be best described as the design feature that allows the maximum interchange between vapour and liquid?
In the reciprocating compressor system, there are numerous specialized components. Which of the components below would be best described as one that safeguards against over pressurization?
There are many different parts and processes to a distillation column. Which of the design feature below can be best described as the piece of equipment that is used for distillate storage?
Which of the answers below is best described as the quantitative measurement of best controlled and manipulated variable pairings to limit loop interaction?
Which answer below best describes the number "2"?
Calculate the static gain of a process that has a step change of 15% in CO₁, creating a 20% change in PV₁ and a 12% change in PV₂ while CO₂ is held constant. A step change of 12% in CO₂ creates a -15% change in PV₁ and a 7% change in PV₂?
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?
In a reciprocating compressor, the piston rod is put under extreme forces and requires monitoring. Which of the situations below would monitor the temperature of the crosshead pin?
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?
There are many different parts and processes to a distillation column. Which of the parts below can be best described as the design feature that allows the maximum interchange between vapour and liquid?
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?
Certain typesof dynamic compressors need specialized components. Which of the components below would be required for a multistage centrifugal compressor?
There a some conventional distillation column control strategies. Which of the strategies below is best described as a direct setting of one of the output flows?
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 residual liquid exiting the tray at each stage?
Which of the answers below is best described as a relative gain that indicates the control variable as no interaction with the manipulated variable?
Gasoline is a complex hydrocarbon blend. Which of the rigid specifications below determines the volatility of gasoline?
There are several ways to control the pressure in a distillation column. Which of the answers below is best described as the pressure control where there is no manipulation of the coolant flow to the condenser?