Pump gurus
Can the affinity laws be applied to a pump performance test to ISO 9906.
We have a workshop pump test rig
and want to test a water centrifugal pump at 100 l/s at 35 meters head.
However our test rig can only handle 50 l/s so, is it acceptable to test it at 50 l/s and apply the...
Hi all
i have a self-priming diaphragm pump which
is installed 4 meters above the water level
pls refer attached image...
the pump's suction is 2" and is connected
directly into a DN 150 pipe.
the DN 150 pipe drops vertically and
runs about 14 meters at a slight angle
into the water.
anyone...
Hi pumping gurus
no luck with trying to source this type of pump...
has anyone come across this type of self-priming
centrifugal pump.
it has a main impeller & a second impeller which
does the priming.
video is attached of the pump...
hi
i'm batch heating a tank containing water
and need to raise the water temp in the
tank from 20degC to 60degC in 1 hour.
the tank water contents are not agitated.
i'm using an internal coil in the tank
as the heat exchanger. the hot water
entering is about 1.1 liters/sec at 80degC and...
Hi heat transfer gurus
i want to heat water in a tank with a helical tube coil...
what calculatins are required.
the tank water volume of 1500 liters is at 20 degC
and is to be raised or heated up to 60 degC.
i want to heat all the water in 1 hour.
boiler water at 80 degC at 1 liter/sec will...
Hello heat transfer gurus
i need to calculate the surface area of the
U tube bundle heat exchanger to heat the water
inside a water tank .
the U tube bundle is a removable type,
you install it by sliding the U tube
bundle into the side of the water tank
and bolting it on.
hot water enters the...
