SpinOffs

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

Dan Hinch

Why are Turbine Blades Twisted?

Why are Turbine Blades Twisted?

By Dan Hinch
Oct 12, 2018

It’s a straightforward question, but many turbomachinery engineers can’t easily explain the physics behind blade twist. Some shorter high-pressure turbine (HPT) blades appear nearly 2D in shape...

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Engine-Driven Compressor for Maintaining Aircraft Cabin Pressure

Engine-Driven Compressor for Maintaining Aircraft Cabin Pressure

By Dan Hinch
Jul 11, 2018

Commercial and military aircraft require that preset levels be maintained for aircraft cabin pressure, airflow, temperature, and humidity — regardless of flight altitude and aircraft speed. To...

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Converting Chiller Compressors to the New Generation of Low GWP Refrigerants

Converting Chiller Compressors to the New Generation of Low GWP Refrigerants

By Dan Hinch
Jun 8, 2017

The chiller industry is under tremendous pressure to convert to new, more environmentally friendly refrigerants.  This change is driven by new global regulations including, the Montreal Protocol and...

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