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Paul Soderman


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Aeronautics, Aerodynamics, Fluid Mechanics, Aeroacoustics, Noise Control, Muffler Design, Wind Tunnel Research.... I know nothing about India - do not ask about schools, jobs, application requirements, career choices, etc. for India. Please, no text message verbiage; I prefer full words in full sentences. Thanks.

Experience in the area

38 years as research engineer at NASA




B.S. and M.S. Aeronautical Engineering - U. of Washington, Graduate work Standford U.

Awards and Honors

AIAA Associate Fellow (American Institute of Aeronautics and Astronautics)

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Recent Answers from Paul Soderman

2017-01-31 Seats location in Commercial airlines.:

Not sure, but I assume you can get more passengers in a space sitting unidirectional because you put your feet below the seat ahead. In bidirectional seating, people would not like to have their feet touching

2016-12-29 VAWT induction factor:

Sorry Bill, your formula is too hard to read. And even if I could I don't know where it comes from or what it represents. Normally, when describing the solution to this kind of engineering problem one

2016-12-28 VAWT induction factor:

William - I would have to see your analysis to know what you are doing. I believe that can be attached as a pdf file. Considering a flow through a rotor disc, the force on the disc (thrust) is equal to

2016-11-17 Perpetual Motion Machines:

No, you do not have a perpetual motion machine because it requires a battery for power that gets depleted. In short, the motion is not perpetual.    Perpetual motion is impossible because all moving systems

2016-10-26 Heat loss of an axial compressor:

It is difficult to generalize about the insulation quality of compressors because each design is different. I doubt any are perfectly insulated. If you are asking how to calculate the heat loss through


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