When we speed up the blower, the conveying rate gets slower. Why? A pneumatic conveying system is complex, and pressure can either drop or rise with increased airflow depending on whether you’re using dilute- or dense-phase conveying. If you have a dilute-phase system, increased airflow (or, more precisely, a higher air speed) may give you an increased pressure drop. A number of factors could be contributing to your decreased conveying rate. Here are a few.
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