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Steel Authority of India Limited (SAIL) is an Indian public sector steel manufacturing corporation based in New Delhi. It is the largest government -owned steel producer, [ 3 ] with an annual production of 18.29 million metric tons. [ 4 ]
A sail is a tensile structure, which is made from fabric or other membrane materials, that uses wind power to propel sailing craft, including sailing ships, sailboats, windsurfers, ice boats, and even sail-powered land vehicles. Sails may be made from a combination of woven materials—including canvas or polyester cloth, laminated membranes or ...
Salem Steel Plant (SSP), a unit of Steel Authority of India Limited (SAIL), is a steel plant involved in the production of stainless steel. [1] It is located along the Salem — Bangalore National Highway 44 in the foothills of Kanjamalai in Salem district, Tamil Nadu, India.
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P K Singh obtained his degree in Metallurgy from Indian Institute of Technology Roorkee.Singh joined SAIL, Bokaro Steel Plant in 1980. Regarded as an expert in blast furnace technology and operations, Singh has contributed many technical papers on emerging technologies and challenges in steel industry.
Sail was slowly replaced by steam as the method of propulsion for ships over the latter part of the 19th century – seeing a gradual improvement in the technology of steam through a number of developmental steps. [a] Steam allowed scheduled services that ran at higher average speeds than sailing vessels. Large improvements in fuel economy ...
To set the sail the clewlines and buntlines are let go, and the sheets (attached to the bottom corners, or clews, of the sail) are adjusted to shape the sail to best catch the wind. A device called a "tye", a "tye chain", or a "tye rope" is used for lifting a given yard to the top of its travel to set the sail.
The turbosail or French turbovoile is a marine propulsion system using a sail-like vertical surface and a powered boundary layer control system to improve lift across a wide angle of attack. This allows the sail to power the boat in any direction simply by moving a single flap at the back of the sail, unlike conventional sails which have to be ...