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Coal-fired steam boiler

Rated steam capacity: 0.5-200T

Working Pressure: 0.7-2.5MP

Grate: Chain grate, reciprocating grate, hand burning Available Fuel: Lignite, bituminous coal, anthracite, gangue



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Introduction

 

The working principle of coal-fired steam boiler is that the coal is decomposed and burned in the furnace chamber, releasing a large amount of heat energy, which is transferred to the water in the boiler tube and water-cooled wall through the flue pipe and flue, so that the water in the boiler is heated, and steam is finally produced.

 

Performance Advantages 

 

1、The coal-fired boiler adopts the new energy-saving boiler with single-bottle structure, threaded flue pipe arranged in the boiler tube, water-cooled wall tubes on the left and right sides of the hearth, and the hearth is equipped with front and rear arches.

2、Unique water fire tube design, built-in threaded flue pipe, the boiler heats up quickly, high thermal efficiency, up to 89%, and lifelong unchanged.

3, boiler water capacity, when a sudden power failure, no need to take special measures to prevent accidents caused by vaporization of water in the boiler.

4、Large volume of the furnace chamber, and the rear arrangement of the dust separation room, the boiler's original dust concentration is low.

 

Parameters

 

Model Rated steam capacity (t/h) Rated working pressure (MPa) Rated steam temperature (℃) Rated feeding water temperature (℃) Thermal
efficiency(%)
Exhaust gas temperature(℃)
DZL1-0.7-A 1 0.7 170.41 20 85.8 135
DZL1-1.0-A 1 1 184.07 20 85.8 136
DZL2-0.7-A 2 0.7 170.41 20 86.3 130
DZL2-1.0-A 2 1 184.07 20 86.3 130
DZL2-1.25-A 2 1.25 193.3 20 86.2 132
DZL4-1.0-A 1 184.07 20 86.6 131
DZL4-1.25-A 4 1.25 193.3 20 86.5 132
DZL4-1.6-A 4 1.6 204.31 105 86.4 135
DZL6-1.25-A 6 1.25 193.3 20 86.8 130
DZL6-1.6-A 6 1.6 204.31 105 86.7 131
DZL8-1.25-A 8 1.25 193.3 20 86.6 128
DZL8-1.6-A 8 1.6 204.31 105 86.5 130
DZL10-1.25-A 10 1.25 193.3 20 87.1 135
DZL10-1.6-A 10 1.6 204.31 105 86.9 136
DZL12-1.25-A 12 1.25 193.3 20 87.1 133
DZL12-1.6-A 12 1.6 204.31 105 87.0 135
DZL15-1.25-A 15 1.25 193.3 20 87.3 136
DZL15-1.6-A 15 1.6 204.31 105 87.2 137
DZL20-1.25-A 20 1.25 193.3 20 88.1 132
DZL20-1.6-A 20 1.6 204.31 105 88.1 132
DZL40-1.25-A 40 1.25 193.3 20 88.6 130
DZL40-1.6-A 40 1.6 204.31 105 88.5 131
DZL65-1.25-A 65 1.25 193.3 20 88.8 125
DZL65-1.6-A 65 1.6 204.31 105 88.7 126
DZL80-1.25-A 80 1.25 193.3 20 88.9 120
DZL80-1.6-A 80 1.6 204.31 105 88.8 121

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