How to calculate the maximum flow rate of steam pipes
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For an existing pipeline, the maximum flow rate it can handle is determined by various parameters. For example, given a straight pipe with a DN300 diameter and a length of 500 meters, carrying steam at 0.8 MPa and 180 degrees Celsius, what is the maximum flow rate of steam that can pass through it? The opening degree of the end control valve is 100%, and the end pressure is 0.75 MPa. Please give some advice!
The maximum flow rate once the pipe diameter is determined is related to the pressure drop. Resistance of pipes and fittings ； Heat loss, etc.
According to the pipeline flow velocity requirements set by the design institute, multiplying this value by the cross-sectional area of the pipe gives the flow rate
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