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Is it necessary to install a flow meter on a reciprocating pump?

2016-09-14View Original

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As the title suggests, is it necessary to install a flow meter before a reciprocating pump? Is it necessary if there is no buffer tank, and is it still necessary if there is a buffer tank?
Reply #22016-09-14
The flow meter is added for the needs of energy management; it is necessary...
Reply #32016-09-14
How is energy management handled in such cases of large flow fluctuations? Could this cause damage to the flow meter? If it’s just about measuring flow, then with reciprocating pumps, the flow rate should be constant, right?
Reply #42016-09-14
Is the presence or absence of a flow meter related to the type of machinery used for transporting the medium?
Reply #52016-09-14
The reciprocating pump experiences severe fluctuations; will installing a flow meter here enable it to function properly? That’s what needs to be determined
Reply #62016-09-15
Such as injections. Used for energy consumption statistics~~~~~ It’s not necessary to include it if there is no need~~~~~ It depends on your actual situation~~~
Reply #72016-09-15
Large fluctuations in flow rate can cause instability or damage to the flow meter. Of course, if it is necessary to monitor the flow rate in the process, a flow meter can be installed in the stable zone; the presence of a tube will further help to buffer out some of the fluctuations. Theoretically, knowing the opening degree allows for an approximate calculation of flow rate, but there is a discrepancy between this calculation and the actual value; it’s not as intuitive as using a flow meter.
Reply #82016-09-16
It depends on your requirements for precision and the level of importance! The flow rate of a metering pump can be determined by calculating the stroke, as well as by considering the drop in liquid level and the volume of the container; in addition, a flow meter can also be used! It’s like using three methods and then taking two of them… Hehe… This certainly helps to achieve greater accuracy. But one can also imagine that reciprocating compressors often have flow meters installed at their outlets as well! Don’t worry about impacts – there are certainly the models and styles you need available for selection. So, I don’t think it’s that difficult to make a decision! The above is just my own interpretation and should be used only as a reference
Reply #92016-09-18
Since flow meters generally require straight pipe sections to stabilize the flow rate, and the fluid flow in reciprocating pump pipelines is highly variable, it is necessary to consider whether such straight pipe sections are indeed needed
Reply #102016-09-18
Yes, I’m just trying to figure out whether it makes sense. If there’s no need for it, then investing in it would be a waste
Reply #112016-09-18
The flow rate of a reciprocating pump is pulsatory, and this alone is not a reason why it cannot be measured; therefore, there is no need to consider using a positive-displacement flow meter with accumulation functionality

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