Practical Fundamentals of Chemical Engineering - EIT ...
A weir is a notch on a large scale, used, for example, to measure the flow of a river, and may be sharp edged or has a substantial breadth in the direction of flow. Figure 4.30 Weirs Flumes. Flumes are generally used when head loss must be kept to a minimum, or if the flowing liquid contains large amounts of suspended solids.
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