Case Studies of Proven Results

Tests at 2x600 MW LANCO Anpara and 2x250 MW DSPM Korba resulted in improvements in coal mass flow balancing, reducing unburnt carbon and enhancing combustion efficiency.

1. CSPGCL DSPM, Korba

  • Project: Dynamic Coal Flow Monitoring at CSPGCL DSPM, Korba.
  • Objective: Balance coal flow in 4 mills to improve efficiency and reduce emissions.
  • System: Evolve Technologies Dynamic Coal Flow Monitoring and Balancing Valves.
  • Results:
    • Coal savings of ~1% (~₹6 Crore annually).
    • Reduction in Gross Heat Rate and unburnt carbon in fly ash.
    • Decrease in NOx emissions by 25.18%.

DSPM Final Report

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2. LANCO Anpara

  • Project Objective: Balance coal velocities and mass flow in six mills to optimize combustion and improve efficiency.
  • System Overview: Utilizes non-intrusive microwave technology for real-time monitoring of coal flow and velocity.
  • Results: Achieved velocity balance within ±5%, and reduced carbon in ash by 19.27%.
  • Conclusion: The system demonstrated significant improvements in operational parameters, combustion efficiency, and emission control, leading to cost savings.

DSPM Final Report

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Proven Results in Power Plant Operations

Heat Rate Improvement:

The system has resulted in reduced unburnt ash, improved boiler efficiency, and a decrease in gross heat rate by up to 1.05%.

Emission Control:

NOx emissions were reduced by approximately 25% in test cases after coal flow balancing.

Improved Efficiency:

Enhances combustion efficiency and stability at low load operations.

Cost Savings:

Achieved a daily benefit of Rs. 0.77 Lacs through a 19.27% reduction in carbon in ash.

Real-Time Monitoring:

Enables continuous, non-intrusive measurement of coal flow parameters and velocity, ensuring dynamic balancing, optimized coal consumption, and improved overall operational control.