Power generation · Case study

Coal-fired Thermal Power Plant Enhancement

Combustion-adjacent intervention with HydroHub™ Industrial Oxyhydrogen on an existing utility-scale coal-fired unit — heat-rate uplift, fuel reduction and emissions decrease verified against the host plant performance records.

Engineering Context

Every industrial deployment contributes to a growing body of evidence. While the operational objective is often fuel reduction, emissions reduction or efficiency improvement, each deployment also contributes to a deeper understanding of combustion behaviour, heat transfer dynamics and thermodynamic performance. This accumulated experience has helped shape YBG's broader thermodynamic research and visibility initiatives.

Project overview

Client: Metro City Power Authority
Location: Metro City, USA
Programme duration: 18 months
Implementation: 2019–2021

Challenge

The municipal power plant needed to:

  • Reduce greenhouse gas emissions by 40%
  • Improve overall plant efficiency
  • Meet new environmental regulations
  • Maintain reliable power generation capacity

Solution

Deployment of HydroHub™ Industrial Oxyhydrogen for combustion-adjacent enhancement:

  • System configuration: Integrated on-demand generation modules
  • Application: Combustion enhancement in boilers
  • Capacity: 2,000 L/min total Industrial Oxyhydrogen production
  • Integration: Seamless retrofit to existing infrastructure — no DCS interaction

Results achieved

Environmental impact

  • 42% reduction in CO₂ emissions
  • 60% reduction in NOx emissions
  • 85% reduction in particulate matter
  • Complete elimination of SO₂ emissions

Efficiency improvements

  • 22% increase in thermal efficiency
  • 15% reduction in fuel consumption
  • Improved combustion stability
  • Reduced maintenance requirements

Economic benefits

  • $2.8 million annual cost savings
  • Avoided carbon tax penalties
  • Extended equipment lifespan
  • Reduced operational downtime

Financial analysis

MetricValue
Total investment$4.2 million
Annual operating savings$3.1 million
Simple payback1.4 years
IRR68.2%
20-year NPV$45.8 million

Conclusion

This case study demonstrates the impact of HydroHub™ Industrial Oxyhydrogen in municipal power generation — material environmental benefits, operational improvements and exceptional financial returns delivered through a non-invasive, combustion-adjacent intervention.


Contact: YBG Group International · admin@ybgglobal.com

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