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  • our brand liwei

Built-in heat exchanger boiler

Custom designed and fabricated multi-fuel boilers and heat plants.

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boiler supplier

Built-in heat exchanger boiler

Custom designed and fabricated multi-fuel boilers and heat plants.

Our boilers are available with a range of fuel options including biomass, solid fuel, gas, liquid fuel and electricity. Respected for our mechanical and project engineering capabilities, we provide comprehensive design, fabrication, installation, and commissioning services to a broad range of industry sectors.

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  • Free customization of boilers of different specifications

    Free customization of boilers of different specifications

  • Low operating pressure, low operating cost

    Low operating pressure, low operating cost

  • Up to 15% less energy usage

    Up to 15% less energy usage due to low operation pressure and lacking of moving parts

  • Up to 90% reduced wafer consumption

    Up to 90% reduced wafer consumption due to use of filtrate in filfer back washe

Parameter

  • Thermal capacity : 0.35-2.8 Mw
  • Rated thermal efficiency : ≥92%
  • Pressure : 1.0MPa
  • Available industries : Chemical, oil, petrochemical, textile, printing and dyeing, plastic, fiber, carbon, paper, printing, wood, food, brewing, heating and air conditioning and other industries
Built-in heat exchanger boiler
Built-in heat exchanger boiler

Introduction

The boiler water is only used as a heat carrier. During operation, the oxygen in the water is heated and precipitated. It is discharged out of the furnace. Oxygen corrosion will not occur in the furnace for long-term use. When the heat medium water is added at one time, a limited amount of calcium and magnesium ions are also heated and softened. The furnace water does not increase or decrease during operation, so no scaling occurs inside the boiler, which prolongs the operation. The service life of the boiler is 1.5 to 2 times that of ordinary boilers.

Advantages

  • work under normal pressureit’ssafeandreliable
  • An expansion tank is equipped at the topwater level can be controlled automaticallyit works without pressure,so it’s safe and reliabletedious report and endorse procedures are simplified.
  • Compact structure,easy to mount and low engineering cost.
  • The structure of lower part of the indirect heating boiler is the same as the regular one ,it’s composed of the firebox and heat transfer tubes, the upper part is equipped with a heat exchanger, there is also an expansion tank at the top. Generally, the boiler works under normal pressure, so it’s absolutely safe, the thermal media in the boiler isn’t in or out when the boiler is working, it transfers the heat between heat transfer tube and heat exchange, after being heated in furnace heat medium completely deoxidization and softening, and there is no furring and oxygen corrosion, these make the using life of the boiler last as long as 20yearsbuild in heat exchanger is manufactured to comply with manufacturing standard of shell-and -tube heatexchange tube pass and shell pass are put to test of water pressure.
Built-in heat exchanger boiler

Built-in heat exchanger boiler

Model unit CWNS(NZ)0.35 -80/60 -Y (Q) CWNS(NZ)0.48 -80/60 -Y(O) CWNS (NZ)0.7 -80/60 -Y (O) CWNS(NZ)1.4 -80/60 -Y (Q) CWNS(NZ)2.10 -80/60 -Y (Q) CWNS(NZ)2.8 -80/60 -Y(O)
Heat Power MW 0.35 0.48 0.7 1.4 2.1 2.8
Thermal Efficiency % 92
Heat Echanger's Pressure Mpa 1.0
Power Consumption Kw 1 1.5 2 6.0 8.0 15.0
Operation Weight kg 4750 4750 6350 9650 12500 13750
Hperation Weight L 2500 2500 3000 4300 6500 9000
Roiler s Weight kg 2250 2250 3350 4350 5000 6750
Heating Surface 10.5 10.5 24.7 53.5 64.01 83.84
Fuel Consum-ption Diesel kg/h 31.7 42.2 63.3 126.6 190 253.3
LPG Nm³/h 26.6 35.5 53.2 106.5 160 213
Natural Gas Nm³/h 37.9 39.43 71.75 139.9 236 297
C.G Nm³/h 81.5 108.7 250 163 250 326.1 489.1 652.2
Chimney mm 250 250 250 300 350 400
Outlet/Inlet of Heat Exchanger DN 65 65 100 125 150 200
Dimensions Length mm 2200 2200 2620 3600 3800 4260
Width mm 1224 1224 1460 1680 1800 1880
Height mm 1956 1956 2255 2590 2720 2925
Transporation Dimension Length mm 2680 2680 2850 4120 4425 4850
Width mm 1390 1390 1570 1850 1970 2045
Height mm 2080 2080 2355 2720 2845 2950

*The above data are for reference only. For specific information, please refer to the actual product and product manual. Unless otherwise specified, the right to interpret the data involved in this website belongs to DABONN.

*For other model details, please contact us.