SpinOffs

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

Improving the Efficiency of Supercritical CO2 Power Systems

Improving the Efficiency of Supercritical CO2 Power Systems

By Francis A. Di Bella, P.E.
Apr 27, 2017

The contemporary gas turbine engine, developed in the 1940’s by Sir Frank Whittle (pictured), is stillconsidered to be among the most efficient, external combustion engines. Today, there is a...

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Turbocharger Market – Is There Room for Growth?

Turbocharger Market – Is There Room for Growth?

By Dr. Nicholas C. Baines
Apr 20, 2017

The recent announcement that Bosch Mahle Turbosystems is up for sale demonstrates just how difficult it is to succeed in the mainstream turbo market that is already served by very well established...

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The Challenges of Testing Turboshaft Engines with Dynamometers

The Challenges of Testing Turboshaft Engines with Dynamometers

By Jim Henry
Apr 13, 2017

The testing of turboshaft engines is necessary to ensure that post-repair performance meets or exceeds requirements for safe aircraft operation. Testing typically involves several phases such as:...

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The Advantage of Designing Axial Blades Using the Curvature Control Method

The Advantage of Designing Axial Blades Using the Curvature Control Method

By Oleg Dubitsky
Apr 6, 2017

Arbitrary blade section profiling is an essential part of designing high performance axial turbines and compressors. In most cases such blade section models are formed by hybrid use of arbitrary...

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