Yeah sorry guys. By closed pipe i meant, the pipe is connected from the water mains to the tank, and i don't have an access to the outlet where i can measure the flow.
But the its algud now, I am in talks to put a flow meter on the pipe. so the problems solved, bt thanks anyways.
im trying top find the flow rate of water from a closed pipe.
one thing that i think i can work with is a hose.
there is a hose branching of the main flow pipe, which can be used to clean floor etc.
im thinking that i can not open the hose and thus measure the stagnatiob pressure at the...