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Flow rate issues after installing a shut-off valve

2019-09-16View Original

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At the finished product unloading station, the flow rate decreased significantly after a rupture valve was installed on the unloading pipe. The unloading time has increased significantly. What causes this, and what are the solutions?
Reply #22019-09-16
Currently, shut-off valves generally have a low flow coefficient, which results in limited flow rates for the liquid passing through them~~ You might want to consult Hangyang Pumps and Valves; they seem to have shut-off valves with a higher flow coefficient~
Reply #32019-09-16
There’s nothing to do about it – the flow coefficient of the shut-off valve is simply low. It’s better to buy the one with a thicker section in the middle.
Reply #42019-09-17
It is caused by the reduction in the diameter of the passage in the shut-off valve
Reply #52019-09-18
It is a shut-off valve installed behind the tank flushing pump. Its principle is that two check valves are used to prevent safety hazards that could arise if the pipeline is not disconnected before the tank truck is driven away after flushing!
Reply #62019-09-18
Yes, due to their structural design, breakaway valves have a lower flow capacity and experience increased resistance. You can consult Hangyang Tools, as they manufacture breakaway valves that offer a 30–40% higher flow capacity for the same diameter.
Reply #72019-09-18
The illustrated structure seems to be imported from Germany, while the actual product below is from Shandong Hengfeng Machinery, right?

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