Small power plant for a timber processing enterprise energy supply. Basic and detailed design

Site location: village Chemdalsk, Evenki district, Krasnoyarsk Krai, RF
Client: JSC "Energy Solutions", Moscow
Design stages: Basic design, detailed design 

The Project Technical and Economic Data

• Installed power:
  • electric, MW - 2.5
  • thermal, MW (Gcal/h) - 4.138 (3.558)
• Main equipment composition
  • steam boiler (drum, fire tube) with a steam capacity of 13 t / h (10.8 MW), live steam pressure of 37 bar (e), temperature - 425° С
  • steam turbine "M + M" condensing with intermediate steam extraction 12 bar (abs.), maximum power 2.65 MW
• The number of hours of work per year, h - at least 8400
• Annual energy production:
  • electric, kW∙h - 17 950 684.93
  • thermal (in network water), Gcal - 11 302.45
• Annual energy consumption for auxiliary needs, kW∙h (%) - 2 940 151, 20
• Annual energy supply:
  • electric, kW∙h - 15 010 533.73
  • thermal (in network water), Gcal - 10 304.65
• The number of hours of use of the installed capacity:
  • electric, kW∙h/year - 7180.2739
• Annual consumption of fuel equivalent, t.f. - 14,020.5
• Specific consumption of equivalent fuel for supplied energy:
  • electric, g.f./kW∙h - 560.43
  • heat, kg.c.f./Gcal - 544.24
• Fuel type:
  • main - wood waste from sawmill
  • emergency - not provided
• Total number of personnel, people - 30
• Site area, ha - 1.13
• Building factor, % - 27.5
• Construction cost, thousand rubles - 838 460.162

Summary of key solutions

The small power plant is designed for generation of power and heat by burning wood chips and other waste from a sawmill in a boiler.