Stephen Basclain, business growth manager for Ebsray, Cromer, Australia, explores the versatile nature of regenerative turbine pumps and why they’re a most popular choice over other forms of pump expertise.
Ebsray’s HiFlow Series regenerative turbine pumps provide high-volume circulate charges and are designed particularly for LPG, propane, butane and autogas functions. – Image: Ebsray/PSG

Autogas or liquified petroleum fuel (LPG) is a combination of propane and butane. This gas source is unique as a result of it can be stored and transported as a liquid however burned as a gasoline. Autogas dispensing installations frequently utilise regenerative turbine pumps.
While autogas functions present a share of challenges, they are not unique. In reality, many purposes utilizing hard-to-handle liquids corresponding to ammonia, various refrigerants and lots of hydrocarbons feature low viscosities, generally as little as zero.1 centipoise (10 times thinner than water) and vapoUr stress near to normal atmospheric stress. This creates problems for many pumping applied sciences as these fluids may be difficult to seal and the low viscosity increases the chance of inside slippage throughout operation.
ไดอะแฟรม of the issues that comes from pumping unstable liquids is cavitation. If the pump’s inlet strain falls beneath the liquid’s vapour pressure, then vapour bubbles will type within the liquid. These bubbles will journey by way of the pumping chamber and, because the strain increases, implode and cause cavitation, which might injury the pumping hardware.
Regenerative turbine pumps work properly in these functions as a end result of they’re resistant to the damage brought on to other pumps by cavitation and can handle low viscosities whilst sustaining excessive pressures. They also have several different advantages over different pump varieties.
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