Automatic Biomass
Boilers (150–500 kW)

 

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Smart Boiler Brochure 150-500 kW

 

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Automatic Biomass
Boilers
SMART 450 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 2440 2840 1180 1995 1560 1790 750 655

 

                
WEIGHTS
Burning chambre 300–500 kW 1 550 kg Total weight
Exchanger 450 kW  1 800 kg 3 350 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   450
Nominal power Pn  kW 450
Partial load (power) Pp  kW 115
Boiler efficiency at Pn  % >95 
Boiler class   5
Water  
Water volume  l 850
Diameter of water connection  “  4
Diameter of water connection DN  100
Hydraulic-pressure drop of the boiler
at the temperature fall 20°		 mbar  122
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 98,2
Combustion temperature at Pp °C 62,4
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 450
AUTOMATIC BIOMASS
BOILERS SMART 450		 Wood pellets Wood chips
Rated Minimum Rated Minimum
Measured values     
Rated heat capacity kW 450 450 450 450
Combustion producttemperature °C 96,3 60,9 98,6 62,4
Fuel consumption kg/hour 102,48 22,74 109,60 25,00
Input water temperature °C 61,9 61,7 60,0 58,2
Outlet water temperature °C 80,0 76,8 75,7 73,6
Cooling water temperature °C 9,3 10,0 9,6 11,0
Cooling water flow rate m3/hod 21,349 5,729 24,613 5,843
Draught behind boiler Pa 194,0 25,0 190,0 26,0
Ambient temperature °C 29,0 25,7 28,5 24,6
Relative air humidity % 27,0 28,0 29,5 28,6
Barometric pressure kPa 99,20 99,30 99,02 99,07
Flue gas analysis
Oxygen O2 % 8,52 8,48 7,30 10,25
Carbon dioxide CO2 % 11,05 10,58 11,74 9,75
Carbon monoxide CO ppm 128 89 176 160
Higher hydrocarbons OGC ppm 13 2 1 5
Nitrogen dioxides Nox ppm 62 72 106 73
Dust mg/m3 19 28 86 79
O2 = 10%     
Carbon monoxide CO  mg/m3 144 106 178 207
Higher hydrocarbons OGC  mg/m3 6 1 1 3
Nitrogen dioxides Nox  mg/m3 111 130 174 151
Dust  mg/m3 17  25 34 48
Auxiliary combustion values (solid fuels)     
Mass flow rate gases kg/sec 0,316 0,072 0,290 0,077
Stoichiometric oxygen value m3/kg 0,958 0,957 0,831 0,830
Stoichiometric air value m3/kg  4,560 4,559 3,960 3,952
Stoichiometric volumeof dry combustion products m3/kg  4,448 4,448 3,881 3,873
Stoichiometric air multiple   1,67 1,70 1,52 1,96
Volume of dry combustion products, actual m3/kg  7,655 8,040 6,396 7,730
Volume of H2O in the combustion air m3/kg  0,078 0,072 0,070 0,093
Volume of H2O in the combustion produts m3/kg  0,933 0,927 0,916 0,917
Maximum volume CO2 % 19,00 19,01 19,37 19,36
Calculated values – heat overview 
Loss of sensible heat of combustion products (chimney) %  4,8 2,6 4,6 3,0
Loss of gas underburning % 0,1 0,0 0,1 0,1
Loss of mechanical underburning % 0,0 0,1 0,4 0,5
Loss of heat transfer into the environment % 0,3 0,7 0,3 0,7
Total loss %  5,2 3,4 5,3 4,2
Efficiency – indirect method %  94,8 96,6 94,7 95,9
Heat input kW  471,3 104,6 468,7 107,1
Heat capacity kW  450,2 100,6 449,2 102,7
Uncertainty of determining heat capacity % +/-  18,9 4,2 18,9 4,3
Efficiency – direct method % 95,5 96,2 95,8 96,0
Capacity / rated output % 100,0 22,4 100,1 23,1

 

 

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