Flo Fab Centrifugal Pump Fundamentals #1
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Centrifugal pumps are used to induce flow and or raise a liquid from a low level to a high level. The process and science behind how they work forms the basis of this quiz. How well do you understand the ‘magic’ behind the Flo fab centrifugal pump and its fundamentals? You have 20 minutes to finish. All the best as you learn!
- 1.Use this curve to do the test
- 2.Given a pressure gauge reading of 100 PSIG for a fluid that weighs 2 times as much as water yet with the same viscosity as water, calculate the Head of Water Equivalent.
- A.
150 ft
- B.
73.5 ft
- C.
115.5 ft
- D.
125 ft
- 3.Water has filled a 2” vertical pipe that is 115.5 feet tall. If a gauge was installed at the bottom of the pipe, what would the gauge pressure be?
- A.
40 psi
- B.
50 psi
- C.
55 psi
- D.
60 psi
- 4.In Q2, what is this “head” called?
- A.
Shut Off Head
- B.
Dynamic Head
- C.
Static Head
- D.
TDH
- 5.What does “BEP” stand for?
- A.
Basic Energy Parameter
- B.
Best Energy Potential
- C.
Best Efficiency Point
- D.
Black Eyed Peas
- 6.Fill in the blank: A pump operates where it intersects the _________curve.
- A.
System
- B.
Pump
- C.
Tangential
- D.
Velocity
- 7.Witch line on the graph is the performance curve?
- A.
Green line
- B.
Brown line
- C.
Blue line
- D.
Purple line
- 8.Witch line on the graph is the Horsepower curve?
- A.
Green line
- B.
Purple line
- C.
Blue line
- D.
Brown line
- 9.What would be nearest answer for the “shut-off head” for this pump using a 12” impeller trim ?
- A.
152 ft
- B.
130 ft
- C.
200 ft
- D.
120 ft
- E.
90 ft
- 10.What does NPSHa mean?
- A.
Net Positive Suction Head Allowed
- B.
Net Pump Suction Head Available
- C.
Neutral Pump Suction Head Available
- D.
Net Positive Suction Head Available
- 11.What does NPSHr mean?
- A.
Net Positive Suction Head Registered
- B.
Net Pump Suction Head Required
- C.
Neutral Pump Suction Head Required
- D.
Net Positive Suction Head Required
- 12.What happens when NPSHr is more than NPSHa?
- A.
Cavitation
- B.
Nothing
- C.
Water hammer
- D.
Implosion
- 13.Regarding pump component failures, about what percentage of failures are related to the mechanical seal?
- A.
49%
- B.
59%
- C.
69%
- D.
79%
- 14.Regarding pump causes of failures, what percentage is caused by the seal components?
- A.
9%
- B.
19%
- C.
29%
- D.
39%
- 15.Operating a centrifugal pump at low flow does not cause damage?
- A.
True
- B.
False
- 16.To make a pipe size transition at the pump suction always use a concentric reducer, it looks better?
- A.
True
- B.
False
- 17.Can the pressure at the pump suction be less than atmospheric pressure?
- A.
No
- B.
Yes
- 18.What is the first thing you have to do, to price a job after login in our web site ?
- A.
Call Flo Fab
- B.
Check delivery
- C.
Start a new quote
- D.
Select a pump selection
- 19.How many types of documents do you need to send FLOFAB to price a package ?
- A.
2
- B.
None
- C.
6
- D.
3
- 20.Do I need to start a quote before contacting FLOFAB ?
- A.
Yes
- B.
No
- 21.In order to get engineered shop Drawing what do I need to do ?
- A.
Call the regional Manager
- B.
Call marc
- C.
Send a written Purchase order subject to approval to Moe and Chris
- D.
Send an e mail to FLOFAB
- 22.Does FLOFAB have a YouTube channel with information how to do a Quote ?
- A.
True
- B.
False
- 23.Does FLOFAB have a quoting department for quoting standard pumps ?
- A.
YES
- B.
NO
- 24.Does FLOFAB have a quick ship program ?
- A.
Yes
- B.
No
- 25.Who should I contact at FLOFAB for order status and delivery updates ?
- A.
[email protected] Cecilia
- B.
[email protected] Chris
- C.
[email protected] Marc Andre
- D.
[email protected] Marc
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