Question 1

Which of the following is NOT included in commissioning documentation?

Options :

A : Original facility and equipment design intent

B : As-built drawings

C : Financing payment structure reportsc

D : Equipment control sequence documentation

E : Equipment operations and maintenance manuals

Answer: C

Question 2

A piece of equipment costs $250,000 to buy and install. The annual operating cost for the equipment is $50,000 per year. The equipment will last 15 years. After 15 years, the equipment will have no net salvage value. The annual interest rate is 10%. What is the present value of the life-cycle cost to own and operate the equipment? Use end-of-year annual cash flow analysis.

Options :

A : $250,000

B : $556,945

C : $630,300

D : $756,113

Answer: B

Question 3

A 55-kW motor at full load is used to drive a pump that generates 50 meters of head while pumping water at a rate of 5,000 liters per minute. Calculate the pump efficiency.

Options :

A : 58%

B : 62%

C : 74%

D : 88%

Answer: C

Question 4

Which pump system listed below is most likely the best application for converting to variable-speed drive?

Options :

A : Pump system with parallel rotary lobe pumps in a rebar quenching application with a static head of 80m

B : Pump system with on-off control transferring liquid vertically from a low tank to a higher tank

C : Pump system with bypass control transferring liquid from an intake dam to a process in production

D : Pump system with throttle fully open circulating liquid in a closed loop cooling system

Answer: D

Question 5

What term describes the difference between the control signal value and the set point?

Options :

A : Differential

B : Dead band

C : Error or offset

D : Cut off

E : Dead time

Answer: C