Fan economics, optimisation, alternative ventilation

Economic optimisation, both for new and existing fan ventilation systems. Emphasis is given to the need for considering the complete ventilation system, including the secondary costs of carrying ...

Making Ventilation system safe

Making Ventilation system safe. Fans are made to many different arrangements and cover a variety of sizes and impeller types. Properly installed, run and maintained, they assist in ...

Fan bearings, Ventilation

Fan bearings id other factors which play an important part in the choice of beadngs include thermal expansion and heat losses. Any fan when it operates will experience ...

Fans in a series

Fans in a series, parallels. As an approximation it may be said that when fans are connected together in series then, at any give volumetric flowrate, each fan ...

Gases and liquids

Gases and liquids, together with solids, are our names for the various forms in which substances naturally occur. Thus we speak of the gaseous state, the liquid state ...