Saturday, September 13, 2008

TN engg students develop motors for GSLV rocket

Salem (TN): Students of an engineering college here have built two special brushless motors, the first ones to be developed in the country.

The motors, which were previously being imported by Isro, will be an important part of the soon-to-belaunched GSLV rocket.

Students of Sona College of Technology displayed a prototype of this motor to Isro scientists at Vikram Sarabhai Space Centre and Isro’s Inertial Systems Unit in Thiruvanthapuram. The first motor, which will be placed in the rocket nozzle for controlling its direction, is a 32 newton metre, 1000 rotations per minute quadruplex brushless DC torque motor, said Prof Kannan, the director of Sona Special Power Electronics and Electric Drives (SSPEED). The second, which will control the rotation of the panels in a satellite, is a 2 newton metre, 50 rotations per minute slotless brushless DC motor. It will be used in the scan mechanism of microwave analysis detection of rain and atmospheric structures for the mega tropiques spacecraft. AGENCIES

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