Parameter :
DZG（L）Bearing Pressure Hot water boiler
Main Technology Parameter List
| Model |
DZG0.7-0.7/95/70
DZL0.7-0.7/95/70 |
DZG1.4-0.7/95/70
DZL1.4-0.7/95/70
DZL1.4-1.0/115/70 |
DZL28-1.0/115/70
DZL2.8-1.25/130/70 |
DZL4.2-1.0/115/70
DZL4.2-1.25/130/70 |
| Rated Capacity T/h |
0.7 |
1.4 |
2.8 |
4.2 |
| Rated Working Pressure Mpa |
0.7 |
0.7/1.0 |
1.0/1.25 |
1.0/1.25 |
| Rated Steam Temp. ℃ |
95 |
95/115 |
115/130 |
115/130 |
| Feed Water Temp. ℃ |
70 |
70 |
70 |
70 |
| Fuel Consumption Kg/H |
~150 |
~310 |
~590 |
~900 |
| Thermal Efficiency % |
75 |
78 |
79 |
77.44 |
| Heating Surface |
Boiler Body m² |
32.4 |
33.85 |
75.75 |
142 |
| Economizer m² |
|
24.64 |
38.5 |
87.2 |
| Grate area m² |
1.4/2.05 |
2.3/3.5 |
4.66 |
7.4 |
| Designed Fuel Type |
Bituminous Coal |
Bituminous Coal |
Bituminous Coal |
Bituminous Coal |
| Max. Transport Weight T |
~16 |
~21 |
~26.5 |
~30 |
| Max. Transport Dimension m |
4.3x2.25x2.955.26x2.25x2.95 |
5.1x2.2x3.35.9x2.2x3.3 |
6.5x2.6x3.5 |
6.01x3.4x3.57.29x2.9x1.7 |
| Boiler Auxiliary Equipment Model and Specification |
| Air Blower |
Model |
T4-72-11;3.2A Right |
T4-72-11;3.5A Right |
T4-72-11;4A Right |
T4-72-11;5A Right |
| Motor Power |
N=1.5 Kw |
N=3 Kw |
N=5.5 Kw |
N=11 Kw |
| Draft Fan |
Model |
YX9-355C ; Right 0° |
Y-9-26;6.3C ; Right 0° |
Y-9-26;9D;Right 0° |
Y8-399D;Ring 0° |
| Motor Power |
N=5.5 Kw |
N=11 Kw |
N=22 Kw |
N=30 Kw |
| Gear Box |
Model |
GL-5P |
GL-5P |
GL-5P |
GL-10P |
| Motor Power |
N=0.55 Kw |
N=0.55 Kw |
N=0.55 Kw |
N=1.1Kw |
| Feed Water Pump |
Model |
1.5WCT-120 |
1.5WCT-120 |
1½ GC5x5 |
2GC5x4 |
| Motor Power |
N=2.2 Kw |
N=2.2Kw |
N=5.5 Kw |
N=11 Kw |
| Dust Remover |
Model |
XD-1 |
XD-2 |
XD-4 |
XD-6 |
| ModelItem |
DZL7-1.0/115/70 |
DZL14-1.0/115/70 |
DZL29-1.25/130/70 |
DZL46-1.25/130/70 |
DZL58-1.25/130/70 |
DZL70-1.25/130/70 |
| Rated Capacity T/h |
7 |
14 |
29 |
46 |
58 |
70 |
| Rated Working Pressure Mpa |
1.0 |
1.0 |
1.25 |
1.25 |
1.25 |
1.25 |
| Rated Steam Temp. ℃ |
115 |
115 |
130 |
130 |
130 |
130 |
| Feed Water Temp. ℃ |
70 |
70 |
70 |
70 |
70 |
70 |
| Heating AreaBoiler Body m² |
228.6 |
434.7 |
Radiation:73.07Convection:903.01 |
Radiation:147.8Convection:1418.5 |
Radiation:147.8Convection:1418.5 |
Radiation:147.8Convection:1418.5 |
| Grate area m² |
11.5 |
22.5 |
34.5 |
57.8 |
77 |
91 |
| FuelKj/Kg |
Coal |
Class II Bituminous Coal |
| Low heat |
18757 |
17693 |
| Fuel Consumption Kg/h |
~1440 |
~2700 |
~6610 |
~10500 |
~12800 |
~15300 |
| Thermal Efficiency % |
80 |
80 |
82.5 |
82.05 |
83.03 |
83.28 |
| Max. Transport Weight Ton |
35 |
28 |
19.68 |
28.796 |
31 |
31 |