Tasks of Air Flow Research (open access)

Tasks of Air Flow Research

The researches at the Gottingen Institute are discussed especially in regards to the physical properties of fluids. The three main properties of fluids examined concern density, viscosity, and compressibility.
Date: June 1926
Creator: Prandtl, L.
System: The UNT Digital Library
Calculation of Combining Effects in the Structure of Airplane Wings: A Rational Basis for Estimating the Reduction in the Design Load on Wing Beams Due to the Influence of Ribs and Covering Toward Causing the Beams to Deflect Together (open access)

Calculation of Combining Effects in the Structure of Airplane Wings: A Rational Basis for Estimating the Reduction in the Design Load on Wing Beams Due to the Influence of Ribs and Covering Toward Causing the Beams to Deflect Together

This lecture concerns the combining effects in airplane wings so as to save some of the dead weight. Equations are provided in order to calculate some of the load characteristics and some of the effects to be considered.
Date: June 1926
Creator: Thalau, K.
System: The UNT Digital Library
Application of The "Magnus Effect" to the Wind Propulsion of Ships (open access)

Application of The "Magnus Effect" to the Wind Propulsion of Ships

Report presenting an explanation of the Flettner wind-driven rotor ship and how it functions using the "Magnus effect". The advantages of the construction of this type of ship and the development of flow around the cylinder used to power it are described.
Date: June 1926
Creator: Prandtl, L.
System: The UNT Digital Library
Metal Spars (open access)

Metal Spars

Certain principles are common to all metal spars and the design of a particular metal spar is followed throughout the design process.
Date: June 1926
Creator: Haddon, J. D.
System: The UNT Digital Library