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Energy efficiency measures - Industrial - Steam losses

Template assignment

Base case
  • Heating system natural gas fired boiler provides superheated steam at 135 °C and 3 bar pressure for 22 hours per day
  • Steam is intentionally vented for 3 hours per day in a plume about 2 m high
  • 20 leaks have been located in the system, about 2 mm diameter each
Proposed case
  • Large venting will be eliminated
  • All leaks will be repaired
  • Cost for eliminating plume: $5,000
  • Cost to repair each leak: $500
  • Total O&M savings $400 per year
Other opportunities
  • 75% of leaks repaired
  • Higher efficiency boiler
Solution

The worked-out solution is the data file selected from within the RETScreen Project Database. The user automatically downloads the Project Database file while downloading the RETScreen software.