HVAC · Fluids · Problem 20
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HVAC · Fluids · Problem 20
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Problem: A boiler feed pump circulates 30GPM against 30 feet of head.
Given: 30GPM against 30 feet of head; 5 feet of head at 30GPM; 30GPM and it's rated for 5 feet of head
Approach: So we'll start with the booster pump.
Calc: We can suppose that's pump 1 and that has a flow rate of 30GPM and it's rated for 5 feet of head.
Calc: Let's say that's pump 2.
Result: Best answer choice is D.
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