What should you generally avoid excessive use of when working with pipework?
What does friction loss refer to?
What happens if you double both the pump’s flow and the head?
What can you add to a pump to prevent it from dry-running?
Test results
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Q: What should you generally avoid excessive use of when working with pipework?
A: Stainless steel material
Q: What should you generally avoid excessive use of when working with pipework?
A: Elbows and bends
Q: What should you generally avoid excessive use of when working with pipework?
A: Heating boxes
Q: Does it create a noise inside the pump when vapourised water molecules implode?
A: No
Q: Does it create a noise inside the pump when vapourised water molecules implode?
A: Yes
Q: If a pump’s head is 20 metres, how high can the pump lift the water?
A: 10m
Q: If a pump’s head is 20 metres, how high can the pump lift the water?
A: 20m
Q: If a pump’s head is 20 metres, how high can the pump lift the water?
A: 30m
Q: What does friction loss refer to?
A: A rapid decrease of flow and increase of pressure
Q: What does friction loss refer to?
A: The formation of air bubbles in the moving liquid
Q: What does friction loss refer to?
A: Contact between the moving liquid and its enclosure
Q: What happens if you double both the pump’s flow and the head?
A: The energy usage remains the same
Q: What happens if you double both the pump’s flow and the head?
A: The energy usage is doubled
Q: What happens if you double both the pump’s flow and the head?
A: The energy usage is quadrupled
Q: What can you add to a pump to prevent it from dry-running?
A: A float switch
Q: What can you add to a pump to prevent it from dry-running?
A: A source of airflow
Q: What can you add to a pump to prevent it from dry-running?
A: Nothing, you can only use pumps with built-in dry-running protection