A randomized 25 question test from a pool of 469 questions, good luck!
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
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?
Which of the control terms below is best described as multiple controlled variables are affected by a single manipulated variable?
In a SIS, the collection of redundant components must be connected in a specific way. Which of the terms below is used to describe this arrangement?
Which of the control strategies below is best defined as a strategy where all inputs are evaluated and the calculated outputs are transmitted collectively?
Cross limited control provides a safety control in regards to combustion for air to fuel disturbances. Which of the answers below best describes the operation of this type of control?
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?
which of the terms below can be described as a force exerted by the gas or vapor released by a liquid or solid substance in a closed container or space.
There a some conventional distillation column control strategies. Which of the strategies below is an example of an material balance strategy?
There are many different parts and processes to a distillation column. Which of the processes below can be best described as a column filled with material that allows the vapour and liquid to flow freely up and down the column?
Which of the answers below best represents a tuning consideration that is not required for ideal loop response?
The direct ratio scheme calculates it's ratio using a flow relay. Which of the methods below does the flow relay use?
There a some conventional distillation column control strategies. Which of the strategies below is best described as a one that does not control output flows from the column?
In the reciprocating compressor system, there are numerous specialized components. Which of the components below would be best described as one that increases the pressure in the compressor for start-up?
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?
Which of the answers below best describes the "B" portion of the reaction curve?
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?
Which of the answers below is best described as a relative gain that indicates the control variable as no interaction with the manipulated variable?
A system of control is needed in a centrifugal compressor to have consistent flow. Which of the constant speed compressor control systems below is best described as a pressure reduction from a change in the angle of the gases path across the impeller?
Which of the control systems below is designed to uses the static gain of the transfer functions only?
Starting a boiler is an extremely complicated procedure. Which of the start-up steps would include excess fuel being expelled from the furnace?
Which of the answers below is best defined as the systems reaction to applying an input to the control system, and the time to reach steady state?
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?
Which of the answers below is best described as a relative gain that indicates no loop interaction?
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?