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		  EXTERNAL PROJECTS  
 Structural Design Of   Mooring Mast For Remotely Controlled Airship This project was done by Mr.   Sagar Kale, who did his engineering from Nagpur, in Mechanical Department. This paper presents the structural   details of a non-guyed telescopic mast for a remotely controlled airship, which   has been designed, fabricated and flight tested as a part of the ongoing Program   on Airship Design and Development (PADD) at IIT Bombay. The mast can accommodate   non-rigid airships of length ranging from 3 to 6m, and consists of three   telescopic modules made of standard aluminum sections, mounted on a tripod base   with castor wheels. The various modules and components of mast were designed to   enable quick assembly and transportation in a box which can be stowed below a   railway sleeper berth. The mast's airship mounting unit incorporates a drag   measuring device and a alerting system when the air loads exceed safe limits.    The details of various sub-assemblies of mast and the reasoning behind the   selection of their structural configuration are also presented.     |