A randomized 25 question test from a pool of 469 questions, good luck!
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?
Which of the control strategies below is best defined as a strategy where all inputs are evaluated and the calculated outputs are transmitted collectively?
There are a variety of complications that can arise while using a reciprocating compressor. Which one of the events would be mitigated by a flow transmitters sending a signal to a low lube oil flow alarm?
Which of the terms below would best describe a loop gain greater than 1?
In a reciprocating compressor, the piston rod is put under extreme forces and requires monitoring. Which of the situations below would a pneumatic eutectic sensor be used?
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?
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?
There are many different parts and processes to a distillation column. Which of the design feature below can be best described as the part of the column that contains the greatest portion of heavier components of the mixture?
There a some conventional distillation column control strategies. Which of the strategies below is best described as a one that indirectly controls the heat input to the column?
The static gains of the _______ variable and ________ variable for each loop are contained in the OLM. Choose the best answer to fill in the two blanks from the ones below.
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?
Centrifugal compressors have some specialized problems while operating. Which of the terms below is best described as the flow of gas moving to the impeller from the discharge line due to differential pressure?
There a some conventional distillation column control strategies. Which of the strategies below is best described as a one that indirectly controls the heat input to the column?
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 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
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?
The techniques employed in process systems, that have the controlled value as close to the desired value are called control strategies. Which of the strategies below is designed to counter disturbances before they can affect the controlled variable?
Several control strategies involve the control of one or more FCEs. Which of the control stategies below does each FCE use the full control signal?
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
Which of the answers below best describes a centralized control strategy?
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%
There are multiple parts to a large industrial water tube boiler. Which of the answers below is best described as an area where the heat produced by combustion is transferred to saturated steam?
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?
Which of the answers below is best described as a relative gain that indicates no loop interaction?
In relation to open loop static gain calculations the "B" in the picture below is best described by which term below?
