Automatic Biomass
Boilers (150–500 kW)

 

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Smart Boiler Brochure 150-500 kW

 

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Automatic Biomass
Boilers
SMART 400 kW

 

  

 
 

 

 

 

• Fully automatic, ecologic boilers with excellent features • Technical solution flexibility • Multiple fuel possibility
• Economical and ecological operation • 9 boilers in range • Efficiency 96 % • Output modulation 30–100 %
• Lambda sensor • Ceramic Burner Option • Vibrating Burner Plate Option • Low Maintenance & Service requirements
• Heating circuits regulation • Cascade installation solutions • Mobile phone control • Internet control
• Mobile container solutions • Special boiler accessories

 

 

 

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Description:

1.   Channel And Operational Bin
      Separation Valve
2.   Operational Fuel Bin
3.   Fuel Level Sensor
4.   Moving Floor Mechanism
5.   Feeding Screw
6.   Primary Fan
7.   Secondary Fans
8.   Primary Burner Ring
9.   Grating/Vibrating Wheel
10. Upper/Lower Burner Rings
11. Refractory Ceramics
12. Control Unit Siemens
13. Control Unit Cover with Display
14. Accessories
     – Ignition gun
     – Emergency Extinguishing Mechanism
     – Safety Temperature Sensors
15. Exchanger Valve Servo-Drive
16. Heat Exchanger With Turbulators
17. Combustion Chamber Ash Bin
18. Exchanger Ash Bin – Option
19. Chimney Extension Box

 

20. Fuses
21. Main Switch
22. Small Service Doors
23. Big Service Doors
24. Grating/Vibrating Mechanism
25. Primary Air Channel
26. Ash Screws
27. Bottom Insulation
28. Bottom Hi-Temp Exchanger Insulation
29. Exchanger De-ashing – Option
30. Turbulators
31. Lambda Sensor
32. Dual Boiler Insulation
33. Turbulators Drive Motor

 

 

SMART Boilers Application Options:

• Apartment Buildings
• Multifunctional Buildings
• Shopping Centres
• Production Plants & Industrial Premises & Storage Premises
• Agriculture & Aquaculture & Horticulture Farms
• Hotels/Motels/Wellness Centres/Pools/Sport Arenas
• Municipality Buildings
• Schools, Hospitals, Police & Army Complexes
• City Districts

  

 New design features

  • Ceramic Burner

 

 

  • Vibrating Burner Plate

 

 

DIMENSIONS AND WEIGHTS OF TECHNOLOGIES 300–500 kW

 

A B C D E F G H CH 
2940 2320 2720 1060 1995 1560 1790 750 655

 

                
WEIGHTS
Burning chambre 300–500 kW 1 550 kg Total weight
Exchanger 400 kW  1 700 kg 3 250 kg

 

 
  
  
1. Water outlet DN100/PN6

2. Water inlet DN100/PN6

3. In/out water valve 3/4“
    of burning chamber

4. In/out water valve 3/4“
    of heat exchanger

5. Chimney outlet
    avg. 300 mm

5* Option for limited spaces

  

 

 

SERVICE ZONES OF TECHNOLOGIES 300–500 kW

 

SMART BOILERS OPERATING DATA
Technical data of the boiler  
Marking   400
Nominal power Pn  kW 400
Partial load (power) Pp  kW 100
Boiler efficiency at Pn  % >95 
Boiler class   5
Water  
Water volume  l 790
Diameter of water connection  “  4
Diameter of water connection DN  100
Hydraulic-pressure drop of the boiler
at the temperature fall 20°		 mbar   110
Boiler temperature °C   60–90°
Minimal temperature of returnable water °C  55
Maximal operational pressure bar 3,5
Test pressure bar  6,5
Temperature of furnace °C  900–1100
Pressure of furmace  mbar  -0,04
Required draught of the chimney  mbar  0,2
Requirement for the forced draught   Yes
Combustion temperature at Pn °C 98,9
Combustion temperature at Pp °C 62,7
Diameter of flue gas duct mm 300
Diameter of chimney mm 350
Fuel clasification according to norm EN 14961  
Wood pellets – C1 Testedfuel  D6, M10, A1,5, DU90,0 
Wood chips – B1  P45, M30, A3.0
Electrical installation  
Electrical connection   3+N+PE 50Hz 230/400V TN-C-S 
Conveyor engine W 550
Feeding auger engine W 550
Exchanger cleaning engine (s) W 2 x 550
Ash-removing engine W 550
Fan of primary air W 66
Fan of secondary air 1 W 170
Fan of secondary air 2 W 170
Chimney exhaust fan W 1100
Electrical ignition W 1600
Separation flap valve W 6,5
Total W 4762,5

 
    SMART 400
AUTOMATIC BIOMASS
BOILERS SMART 400		 Wood pellets Wood chips
Rated Minimum Rated Minimum
Measured values     
Rated heat capacity kW 400 400 400 400
Combustion producttemperature °C 95,1 62,0 98,9 62,7
Fuel consumption kg/hour 90,70 20,60 98,30 22,90
Input water temperature °C 60,2 61,1 59,7 57,9
Outlet water temperature °C 77,8 76,5 75,4 74,1
Cooling water temperature °C 9,4 10,4 9,6 11,0
Cooling water flow rate m3/hod 19,311 5,110 22,025 5,135
Draught behind boiler Pa 173,0 25,0 170,0 26,0
Ambient temperature °C 27,0 24,0 28,0 24,0
Relative air humidity % 32,0 33,0 35,0 35,0
Barometric pressure kPa 99,10 99,30 99,05 99,15
Flue gas analysis
Oxygen O2 % 8,06 9,43 7,24 10,73
Carbon dioxide CO2 % 11,26 10,10 11,95 9,31
Carbon monoxide CO ppm 105 111 139 167
Higher hydrocarbons OGC ppm 9 3 2 6
Nitrogen dioxides Nox ppm 68 67 100 65
Dust mg/m3 25 29 66 67
O2 = 10%     
Carbon monoxide CO  mg/m3 116 144 140 227
Higher hydrocarbons OGC  mg/m3 5 2 1 3
Nitrogen dioxides Nox  mg/m3 118 130 164 139
Dust  mg/m3 20  29 30 48
Auxiliary combustion values (solid fuels)     
Mass flow rate gases kg/sec 0,276 0,068 0,257 0,074
Stoichiometric oxygen value m3/kg 0,958 0,957 0,832 0,830
Stoichiometric air value m3/kg  4,560 4,559 3,961 3,951
Stoichiometric volumeof dry combustion products m3/kg  4,449 4,447 3,882 3,872
Stoichiometric air multiple   1,62 1,85 1,52 2,08
Volume of dry combustion products, actual m3/kg  7,521 8,442 6,294 8,106
Volume of H2O in the combustion air m3/kg  0,082 0,085 0,080 0,134
Volume of H2O in the combustion produts m3/kg  0,937 0,940 0,926 0,935
Maximum volume CO2 % 19,01 19,01 19,37 19,36
Calculated values – heat overview 
Loss of sensible heat of combustion products (chimney) %  4,8 3,0 4,7 3,2
Loss of gas underburning % 0,1 0,1 0,1 0,1
Loss of mechanical underburning % 0,0 0,1 0,4 0,6
Loss of heat transfer into the environment % 0,5 1,1 0,5 0,9
Total loss %  5,3 4,2 5,4 4,6
Efficiency – indirect method %  94,8 95,9 94,7 95,4
Heat input kW  417,2 94,9 420,1 98,1
Heat capacity kW  398,0 91,0 401,8 94,0
Uncertainty of determining heat capacity % +/-  16,7 3,8 16,9 4,0
Efficiency – direct method % 95,4 95,9 95,6 95,8
Capacity / rated output % 99,5 22,8 100,9 23,9

 

 

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