Coal Fired Boiler

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Coal Fired Boiler

Coal is the largest source of energy for generation of electricity worldwide, as well as one of the largest worldwide anthropogenic sources of carbon dioxide releases. ZBG has manufacturing coal fired boiler in many years, with its commitment to deliver high-quality products by continuous improvement, has adopted latest technology to enhance the capability.


Coal fired boiler is ideal thermal equipment for the industries and power plant because it has advantages as follows: high automatic level, high thermal efficiency, equipped with dust removal equipment, less pollution of the environment.


Application

Chemical industry, plastics industry, coatings and automotive industries, bitumen industry, construction equipment industry, shipbuilding industry, apparel clothing, washing, ironing, pharmaceutical industry, biotechnology, food industry, sauna and beauty, hotels, restaurants, sports, fitness, schools etc,.

Product News
  • Rice husk fired boilers manufacturer
    ZG website shows how the rice husk is burnt through the specially designed rice husk fired boilers. Preheated air from the air-preheater comes into the burnber with swirling cyclone effect to spray rice husk into the high temperature furnace and there 70-
  • Methods of Firing Steam Boiler
    In addition to these, the method of firing steam boiler is such that, the system may be easily handled and also, operation and maintenance should be minimum. There are mainly two methods of firing steam boiler with coal as fuel. One is solid fuel firing o

National Hotline

+86 17719993430

DZL Coal Boiler Introduction
DZL double-wind-gas-duct series boiler is independently developed by our company as the fourth generation horizontal water tube and fire tube package boiler in the 1980’s, with completed and developed for the last 30 years. This boiler has been awarded as the following: National High Quality Product Prize, Provincial High Quality Product Prize, Provincial Prize in Science and Technology, etc.

DZL Packaged coal boiler Parameters
Type: Steam boiler; Hot water boiler
Capacity: 2-10 t/h; 1.4-7 MW
Pressure: ≤1.6MPa
Fuel: Wood, Rice Husk, Bagasse, Straw, Sawdust

Type Capacity(t/h) Pressure(MPa) Steam Temperature(℃) Feed Water Temperature(℃) Designed fuel Factory mode
DZL2-0.8-AⅡ 2 0.8 175 20 Ⅱ bituminous coal Packaged
DZL2-1.0-AⅡ 2 1.0 184 Ⅱ bituminous coal Packaged
DZL2-1.0-WⅢ 2 1.0 184 Ⅲ Anthracite coal Packaged
DZL2-1.25-AⅡ 2 1.25 194 Ⅱ bituminous coal Packaged
DZL4-1.25-AⅡ 4 1.25 194 Ⅱ bituminous coal Packaged
DZL4-1.25-WⅢ 4 1.25 194 Ⅲ Anthracite coal Packaged
DZL4-1.6-AⅡ 4 1.6 204 Ⅱ bituminous coal Packaged
DZL4-1.6-WⅢ 4 1.6 204 Ⅲ Anthracite coal Packaged
DZL6-1.25-AⅡ 6 1.25 194 Ⅱ bituminous coal Packaged
DZL6-1.25-WⅢ 6 1.25 194 Ⅲ Anthracite coal Packaged
DZL6-1.6-AⅡ 6 1.6 204 Ⅱ bituminous coal Packaged
DZL8-1.25-AⅡ 8 1.25 194 Ⅱ bituminous coal Packaged
DZL8-1.6-AⅡ 8 1.6 204 Ⅱ bituminous coal Packaged
DZL10-1.25-AⅡ 10 1.25 194 Ⅱ bituminous coal Packaged
DZL10-1.6-AⅡ 10 1.6 204 Ⅱ bituminous coal Packaged
DZL Packaged chain grate boiler Features
* small size, easy to install
* new furnace structure
* national Patent Product
* ministry of Machine High Quality Products Price
* Ministry of Machine Energy Saving Products Prize
* new arch design for inferior coal combustion and coal adaptability
* push-pull type damper ash removal device effectively prevents deformation of the secondary combustion and grate air leakage.

SZL Coal Fired Boiler.jpg

SZL Coal boiler Introduction
SZL series shop assemble chain grate boiler is developed by ZG Boiler independently based on the features of field assemble boiler arch. SZL series assemble chain grate boiler fuses water-cooled arch technology and membrane water wall technology, which is domestic initiative. And the boilers overload capacity is strong and has wide adaptability of coal, so it has the world advanced level. With water-cooling arch and membrane water-cooling wall, this SZL boiler is more energy-saving and environmental friendly.

SZL coal boiler Parameters
Type: Steam boiler; Hot water boiler 
Capacity: 6-30 t; 4.2-21 MW
Pressure: ≤1.6MPa
SZL Temperature:    95 or 115℃
Fuel: Biomass Fuel, Rice Husk, Bagasses

Type Capacity(t/h) Pressure(MPa) Steam Temperature(℃) Feed Water Temperature(℃) Designed fuel Factory mode
SZL4-2.5-AⅡ 4 2.5 226 20 Ⅱ bituminous coal Packaged
SZL6-1.25-WⅢ 6 1.25 194 20 Ⅲ Anthracite coal Packaged
SZL8-1.25-AⅡ 8 1.25 194 20 Ⅱ bituminous coal Packaged
SZL10-1.25-AⅡ 10 1.25 194 20 Ⅱ bituminous coal Packaged
SZL12-1.25-AⅡ 12 1.25 194 60 Ⅱ bituminous coal Packaged
SZL15-1.25-AⅡ 15 1.25 194 105 Ⅱ bituminous coal Packaged
SZL20-1.25-AⅡ 20 1.25 194 105 Ⅱ bituminous coal Packaged
SZL25-1.25-AⅡ 25 1.25 194 105 Ⅱ bituminous coal Packaged
SZL30-1.25-WⅢ 30 1.25 194 105 Ⅲ Anthracite coal Packaged
SZL30-2.5-AⅡ 30 2.5 226 105 Ⅱ bituminous coal Packaged

SZL assembly chain grate boiler Features
* with water wall tube
* applied different kinds of coal
* Inverted "α" arch furnace technology
* adopting membrane water-cooling wall structure
* higher heat transmission coefficient, good air tightness
* six independent air chambers to adjust the air volume and achieve the best combustion effect