A randomized 25 question test from a pool of 469 questions, good luck!
Which answer below best represents the subscripts with the static gain symbol in the calculation of the OLM?
On a typical boiler control system, there are four main points of control. Which of the answers below would best be manipulated to control the matching of steam supply with the demand?
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 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?
Which of the answers below best represents the HART protocol specification for characteristic impedance in the cabling used?
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?
There are several common problems that can arise during a distillation columns operation. Which of the problems below can be described as when the vapour avoids the upper tray due to a lack of a seal in the downcomer from the tray above?
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?
Certain typesof dynamic compressors need specialized components. Which of the components below would be required for a multistage centrifugal compressor?
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?
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 either of it's two components?
IPv4 network classes can also be defined by the default subnet masks that they use. If the subnet mask was 255255.255.0, which of the classes below would be used?
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 liquid to enter and exit the trays?
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?
One of the more common applications for ratio control is fuel to air control schemes. Which of the control schemes below would use a firing demand controller whose signal would arrive at the air controller only?
Feedforward control strategies are developed from different sources. Which of the strategies below is derived equations that involve energy or mass balance equations?
A Split range control system divides the total span of the controllers output. If FCE "A" was set to 0%-50% of the CO, and FCE "B" was set from 50%-100%of CO output, what would be the total percent of stroke used for each valve at 34% CO output signal?
There are several ways to control the pressure in a distillation column. Which of the answers below is best described as the control of the condensers coolant flow?
SIS components are indicated on P&ID's, showing which devices are part of this system. Which of the letters below signifies is a variable modifier for a device is a part of the SIS?
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?
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 up air for combustion?
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?
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 water level in the steam drum?
There are several ways to control the pressure in a distillation column. Which of the answers below is best described as a fast acting type of pressure control?
Which of the answers below best represents a tuning consideration that is not required for ideal loop response?