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This document provides an overview of the current technology level and equipment population in opencast and underground coal mines, as well as projections for future technology and mechanization upgrades. It also discusses coal beneficiation plans and details of new washeries.
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Perspective of CIL on “Technology Development & Mechanization” in reaching 1 Billion Tonne by 2019-20 New Delhi 20.01.2015
Present Technology Level • Opencast Mines: • Dragline • Shovel-Dumper Combination • Surface Miner • In-Pit Crushing & Conveying
Present Technology Level • Underground Mines • Board & Pillar Method • : Drill – Blast • - Intermediate technologies with SDLs and LHDs • - Blasting Gallery Technology • : Continuous Miner Technology • Long wall / Shortwall Technology • High wall Technology
Existing Size & Population of Equipment- CIL Mines OC Mines: Draglines ( 5 m3 to 30 m3) : 36 Nos Excavators (1.2 m3 to 42 m3) : 704 Nos Dumpers (35 T to 240 T ) : 2829 Nos Crawler Dozer (320 HP to 850 HP) : 916 Nos Drill (100 mm to 350 mm) : 676 Nos UG Mines: SDL/LHD (1.5 m3 to 3.5 m3) : 668/340 Nos Continuous Miner (4.8 m ) : 08 Nos
*One Bt Production: Projection for Next 5 Years Mt * 908 Mt identified; Further identification underway
OB Removal Projection (MM3) - CIL Present Striping Ratio: 1.8; In 19-20, Striping Ratio – 2.75
Future Options of Technology & Mechanization – Perspective of CIL
Technology Up-gradation - Exploration R&D for using 3D inverse modeling of Gravity, Magnetic and Audio-Magneto-Telluric (AMT)geo-physical technique has been taken up
Other System Improvements • E procurement of equipment & spares • E Tender of Work & Services • Establishment of connectivity
Coal Beneficiation 17 Coal Beneficiation Plants with a capacity of 39.40 Mtpa exist ~ Coking Coal: 24.40 Mtpa with application of HM Bath, JIG, HM Cyclone, Hydro Cyclone, Froth Flotation Technology. ~ Non-Coking Coal : 14.00 Mtpa with application of JIG, Cyclone, Froth Flotation Technology 15 new washeries (Total Capacity – 93.10 Mty) identified for construction on ‘Build-Operate-Maintain’ scheme (BOM) in 1st Phase BOM Scheme – Selected Bidders will Design, Construct, Operate & Maintain
Equipment Projection* : OC * Based on the assessment made by Subsidiaries
Equipment Projection* : OC * Based on the assessment made by Subsidiaries
Equipment Projection* : OC * Based on the assessment made by Subsidiaries
Equipment Projection* : UG * Based on the assessment made by Subsidiaries