TECHNOLOGY- OUR NECESSITY
SECL is in its strive for higher production from
underground mines has already successfully introduced thick seam extraction with cable
bolting, depillaring of contiguous seams with floor pinning and Powered Support Longwall
Technology with Chinese Collaboration at Balrampur and Rajendra Under Ground Mines, Mass
production technology with continuous miners in collaboration with UK and other developed
countries, Hydro-fracturing and long hole blasting at goaf from underground for hard roof
management at Churcha West Mines, Indigenously developed Cutter Loader to avoid blasting
in gassy mine etc.
Upgradation of technology is continous process to be competitive. Modern generation of shovel and dumpers having capacity 10 m cube and 120 tonne dumper are being used on Open Cast mines. With use of such HEMM SECL has the distinction of operating biggest opencast mine in the country. SECL has planned to use shovel up to 40 m cube and Dumper up to 240 T capacity in Gevra Coal field.
TECHNOLOGY WISE UG COAL PRODUCTION
NAME |
Percentage (%)(MT) |
| LONGWALL | 2.06 |
| SDL | 63.94 |
| LHD | 26.26 |
| CONTINUOUS MINER | 1.61 |
| SHORTWALL | 1.48 |
| MANUAL | 4.65 |
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Copyright © South Eastern
Coalfields Limited
SECL Bhawan, Seepat Road,
Post Box No. 60, Bilaspur
Pin - 495006(Chhattisgarh)