Reference no: EM131368573
Question 1
a) The process that occurs when a hockey goalie stops a puck is an example of feedback or feedforward control ? Explain and draw the block diagram of the control system.
b) List all possible disturbances that can affect the inside temperature of a house. Would a feedforward control system be suitable in this case ? Explain your answer.
Question 2
a) List four disturbances that can affect the operation of a steam condenser.
b) Draw a possible feedback control system for a) that would control the temperature of the outlet fluid being heated. Show the sensor, controller and final control element.
Question 3
Explain your choice of a pressure-to-open (normally closed) or pressureto- close (normally opened) valve in the following scenarios:
a) A valve on a cooling water line which is used to cool down a reactor hosting an exothermic reaction
b) A valve on a water line heading to a treatment plant before being released in a river
c) A valve on a gas stream (containing SO2) going to an absorption tower before being released to the atmosphere
Question 4
What would be the analog signal of a pressure transmitter with a range of 100 - 300 psig if the measured pressure is 227 psig?
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Would a feedforward control system
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