A randomized 25 question test from a pool of 469 questions, good luck!
Which of the answers below best describes the "B" portion of the reaction curve?
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?
There a some conventional distillation column control strategies. Which of the strategies below is an example of an material balance strategy?
Full range duplex control of a heating control uses two or more FCEs. If a system uses a FO valve and a FC valve, what are the valves positions at 34% of the controller signal?
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?
Baseband NRZ signalling is the standard for all physical connections with Ethernet. Which of the signalling methods below has the advantage of an embedded clock signal?
Which of the control terms below is best described as multiple controlled variables are affected by a single manipulated variable?
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 factors in the proper working of a distillation column. Which of the answers below is one of those factors?
In the reciprocating compressor system, there are numerous specialized components. Which of the components below would be best described as one that releases pressure after the compressor shuts down?
Each compressor have it's own pressure to flow profile at a defined speed. Which of the compressors below would have a predictable flow and inconsistent pressure?
There are many factors in the proper working of a distillation column. Which of the answers below is one of those factors?
In the distillation process there are two defined variables. Which of the variables below can be best described as the quantity of feed that is removed from the process as distillate or heavies?
This additional control scheme can be added to a parallel metering cross-limited control system. Which of the answers best describes this extra control system that has all signals in percentages?
There are numerous undertakings in developing an SIS, this is called the safety life cycle. Which of the terms below relates best to providing the risk reduction requirement for a SIF?
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 a control that functions despite the surge controller not operating?
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 is best described as a relative gain that indicates the control variable as no interaction with the manipulated variable?
There are multiple parts to a large industrial water tube boiler. Which of the answers below is best described as the area where boiler water is equalized, and scale is deposited?
Electric switches and transmitters make up the bulk of the sensors in a safety system. Which type of sensor architecture below is best described as a shutdown that can be initiated by a single component?
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?
In the reciprocating compressor system, there are numerous specialized components. Which of the components below would be best described as one that acts as a downstream backflow preventer?
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?
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?
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?