WNS Series Gas/Oil Fired Hot Water Boiler

Hot water

WNS Series Gas/Oil Fired Hot Water Boiler

WNS series horizontal internal combustion boiler is classic 3-pass wetback oil/gas fired boiler. After fuel is atomized by burner, flame is full of the wave furnace and transfer heat via furnace wall, called 1st pass; the high temperature flue gasses are collected in reversal chamber and then enter 2nd pass, which is grooved tube bundle area through heat convection, air temperature gradually falls and flows to front smoke box and enter 3rd pass, which is done in the smooth tube bundle area, and then through back smoke box lead to chimney and exhausted to the atmosphere.

Product thermal capacity: 0.7-14 MW

Working pressure: 7-12.5 bar

Available fuel: Natural gas, coke oven gas, biogas, methanol, liquid propane gas, diesel, heavy oil, light oil, crude oil, etc.

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Our boiler products are applied in these enterprises.

Product Advantages

TECHNOLOGY&PROCESS

Higher thermal efficiency

Adopts the high-efficiency heat transfer component threaded smoke tube independently developed by ZOZEN to make the flue gas stay longer in the furnace, so as to improve the thermal efficiency

Good sealing performance, convenient for operation and maintenance

The front and back smoke chambers adopt the unique sealing structure; it also adopts a pair of axle sleeve type hinged doors

  • PROCESS

    NC cutting

  • PROCESS

    Cut edge

  • PROCESS

    Intelligent welding

  • PROCESS

    Drilling and reaming

Product parameters

Model Rated thermal power (MW) Rated working pressure (bar) Rated output water temperature (℃) Rated feeding water temperature (℃) Maximum transport weight (t) Maximum transport dimension (m)
WNS0.7-0.7/95/70-Q(Y) 0.7 7.0 95 70 4.0 3.25×1.80×2.10
WNS1.4-0.7/95/70-Q(Y) 1.4 7.0 95 70 8.3 4.40×2.16×2.52
WNS2.1-0.7/95/70-Q(Y) 2.1 7.0 95 70 8.9 4.70×2.40×2.75
WNS2.8-0.7/95/70-Q(Y) 2.8 7.0 95 70 13.3 4.95×2.55×2.95
WNS3.5-0.7/95/70-Q(Y) 3.5 7.0 95 70 14.3 5.35×2.65×3.30
WNS4.2-1.0/115/70-Q(Y) 4.2 10 115 70 19.5 5.95×2.75×3.15
WNS5.6-1.0/115/70-Q(Y) 5.6 10 115 70 22.6 7.05×2.80×3.25
WNS7-1.0/115/70-Q(Y) 7.0 10 115 70 25.8 7.05×2.80×3.25
WNS10.5-1.0/115/70-Q(Y) 10.5 10 115 70 33.0 7.90×3.45×3.70
WNS14-1.0/115/70-Q(Y) 14 10 115 70 46.0 8.00×3.75×3.95

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