The CSIR-Central Institute of Mining and Fuel Research (CSIR-CIMFR) has achieved a significant milestone in the Indian mining industry by successfully conducting the first trial blast for the Dozer Push Mining Method. This innovative approach integrates advanced digital technologies, marking a groundbreaking achievement in enhancing safety and operational efficiency in mining processes.
Trial Details and Location
- Location: PEKB (Parsa East and Kanta Basan) Coal Mine, Udaipur block, Ambikapur, Chhattisgarh.
- Operator: M/s Adani Enterprises Limited, under Adani Natural Resources.
- Sponsor: The project is part of a sponsored scientific study by CSIR-CIMFR on Deep Hole Cast Blasting design for the PEKB Opencast Coal Mine.
Development of the Dozer Push Mining Method
- Objective: To optimize mining processes while controlling vibration and flyrock within safe limits.
- Process:
- Two years of extensive research, technical evaluations, and adaptation to local conditions.
- Development of a method tailored specifically for Indian coal mines.
- Key Features:
- Use of unmanned, automated machinery.
- Drilling of 108 holes using an automated drill machine.
- Cast/throw blasting with 60 tons of bulk emulsion explosives.
- Blasted material pushed into decoaled areas using large-sized, automated dozer machines.
Advantages of the Dozer Push Mining Method
- Efficiency:
- Faster coal recovery.
- Reduced delays caused by adverse weather conditions, such as the monsoon season.
- Cost-Effectiveness:
- Estimated 7–10% reduction in operational costs compared to conventional methods.
- Enhanced Productivity:
- Better utilization of dragline machines.
- Lower unit costs.
- Worker Safety:
- Unmanned operations minimize risks associated with manual labor and traditional mining techniques.
- Environmental Benefits:
- Precise detonation with minimal environmental impact.
Leadership and Execution
- Leadership: Prof. Arvind Kumar Mishra, Director, CSIR-CIMFR.
- Team Members:
- Dr. Murari P. Roy
- Dr. Vivek K. Himanshu
- Mr. R. S. Yadav
- Mr. Suraj Kumar
- Dr. Ashish K. Vishwakarma
The first trial demonstrated successful drilling, charging, detonation, and material movement using automated machinery.
Next Steps
- Conducting 8–10 additional trial blasts to refine the method.
- Final recommendations for optimizing the Dozer Push Mining Method for widespread implementation.
Conclusion
The successful trial of the Dozer Push Mining Method highlights a significant advancement in mining technology. This innovative approach is set to revolutionize mining operations in India, making them safer, more efficient, and cost-effective. It establishes a new benchmark in the industry and underscores the potential of adopting cutting-edge technologies for sustainable development.
Multiple-Choice Questions (MCQs):
1. What is the primary objective of the Dozer Push Mining Method?
a) Increase coal production
b) Enhance safety and operational efficiency
c) Reduce mining area
d) Replace manual labor entirely
Answer: b) Enhance safety and operational efficiency
2. Where was the first trial blast of the Dozer Push Mining Method conducted?
a) Jharia Coalfield
b) PEKB Coal Mine, Ambikapur, Chhattisgarh
c) Raniganj Coalfield
d) Talcher Coalfield
Answer: b) PEKB Coal Mine, Ambikapur, Chhattisgarh
3. What is the estimated reduction in operational costs using the Dozer Push Mining Method?
a) 3–5%
b) 7–10%
c) 12–15%
d) 20%
Answer: b) 7–10%
4. Which organization developed the Dozer Push Mining Method?
a) Coal India Limited
b) CSIR-CIMFR
c) Ministry of Mines
d) Indian Institute of Technology
Answer: b) CSIR-CIMFR
5. What type of explosives were used in the trial blast?
a) TNT
b) Ammonium Nitrate
c) Bulk emulsion explosives
d) Gelatin sticks
Answer: c) Bulk emulsion explosives
6. What is one major advantage of the Dozer Push Mining Method?
a) Requires fewer safety protocols
b) Reduces delays caused by adverse weather
c) Eliminates the need for machinery
d) Increases the environmental impact
Answer: b) Reduces delays caused by adverse weather