Fan Selection Guide

A buyer-focused guide to evaluating industrial fan quotations on a consistent technical and commercial basis, including duty points, motors, scope,...

Industrial fan vibration after installation can come from imbalance, alignment, foundation, bearings, drive components, duct stress or the real ope...

An industrial fan motor may draw high current or trip after installation even when the motor size appears correct. Check the operating point, fan s...

Industrial fan curve looks correct but actual airflow is too low after installation? Learn how system resistance, duct layout, inlet and outlet con...

Only have photos of an old industrial fan? QIYUE FAN can use visual evidence and key measurements to identify the existing configuration and start ...

If the required airflow is known but static pressure is not, the fan should not be selected by airflow or motor power alone. This guide explains wh...

A QIYUE FAN engineering guide explaining how gas temperature changes air density, airflow interpretation, fan pressure and absorbed power, and why ...

A practical QIYUE FAN engineering guide to reading industrial fan and motor nameplates for replacement projects, explaining what existing equipment...

A practical QIYUE FAN engineering guide to reviewing industrial fan GA drawings before production, with real drawing evidence covering duct connect...

Low airflow at an underground working face does not always mean the ventilation fan is too small. Duct length, diameter, leakage, kinks, bends and ...

Industrial material handling fans for pneumatic conveying, powder transport and bulk material systems. Fan selection starts with airflow, total pre...

Replace legacy VME / ВМЭ local mine ventilation fans with a duty-matched axial solution. Submit the old fan model, airflow and pressure requirement...