SpinOffs

A blog on what's new, notable, and next in turbomachinery

Reverse-Brayton Cryocoolers

Reverse-Brayton Cryocoolers

By Dimitri Deserranno
Apr 19, 2018

Perhaps it is because Spring is so slow to come this year, but I have been thinking a lot about refrigeration and the different types of systems there are. Refrigeration systems that operate below...

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Optimizing the Radial-to-Axial Duct Geometry for a Gas Turbine Radial Compressor Impeller

Optimizing the Radial-to-Axial Duct Geometry for a Gas Turbine Radial Compressor Impeller

By Oleg Dubitsky
Apr 13, 2018

Many gas turbines with radial compressors utilize a radial-to-axial inlet duct upstream of the first compressor stage. Aside from the fact that flow in the duct generates aerodynamic losses, the flow...

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Electric Pumps for Space Propulsion

Electric Pumps for Space Propulsion

By Kerry Oliphant
Apr 5, 2018

The recent success of Rocket Lab, putting small satellites into orbit with its Electron rocket, is a significant milestone in the evolution of space flight.  The Electron rocket is powered by a set...

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