This presentation provides information on the efforts undertaken by Vizag Steel, Vishakhapatnam, Andhra Pradesh, India at clean development mechanism technologies for environmental impact reduction.
Vizag Steel has deployed a range of clean development mechanism (CDM) technologies for environmental impact reduction such as 100% LD gas recovery, the dry quenching of coke, 100% cast house slag granulation and the use of a torpedo ladle for transporting liquid hot metal.
Specific water consumption at Vizag Steel has come down from 10.7 cu m per tonne of liquid steel produced in 1998-'99 to 2.29 cu m/TLS in 2006-'07, which is a better figure than that of several international plants.
The company has charted out a road map to achieve zero discharge on a fast track basis. Measures to improve water availability in the environment include rainwater harvesting, check dams, percolation pits and recharge wells.
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