SpinOffs

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

Specific Speed Performance Effects

Specific Speed Performance Effects

By Mark R. Anderson
Jan 18, 2019

In my last blog, Specific Speed Demystified, I covered the mathematical definition of specific speed and how it relates to flow and work coefficient. The concept of specific speed has been a guiding...

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Specific Speed Demystified

Specific Speed Demystified

By Mark R. Anderson
Jan 11, 2019

In my blog Flow Coefficient and Work Coefficient, I outlined the basic concept behind the flow and work coefficient. These nondimensional parameters are widely used to characterize axial and radial...

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Flank Milling - How Hard Can It Be?

Flank Milling - How Hard Can It Be?

By Peter Klein
Jan 4, 2019

 When designing compressors, engineers often use ruled-surface blades with the goal of making a shape that’s easily manufactured on a 5-axis machine.  Theses blades can be quickly machined in one...

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