Browsing Aeronautical Research Committee Reports & Memoranda by Author "Collar, A. R."

Browsing Aeronautical Research Committee Reports & Memoranda by Author "Collar, A. R."

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  • Collar, A. R. (H. M. Stationery Office, 1941)
    The present paper discusses the effects on the performance of a contra-rotating airscrew pair of the oscillatory nature of the flow round the blades. The blade sections at a representative radius are developed into two ...
  • Collar, A. R. (H. M. Stationery Office, 1941)
    Under static conditions or at low rates of advance, the blades of a single airscrew are often stalled, except perhaps for the outer sections. At first sight, it would appear that the same conditions must apply to the blades ...
  • Collar, A. R. (H. M. Stationery Office, 1943)
    The present report gives a correlation of the results of earlier researches into the prevention of flutter of spring tabs. The restrictions on the way in which tab mass-balance must be applied, which are given in the earlier ...

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