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Natural Gas Coal Dryer for Clean Heating
A natural gas coal dryer is an industrial drying system designed to reduce the moisture content of raw coal using natural gas as a clean-burning fuel source. By significantly lowering moisture prior to combustion, it enhances coal burning efficiency and drastically reduces harmful emissions, making it an essential technology for modern clean heating initiatives.
Working Principle
Clean Heat Generation: Natural gas burns cleanly in a hot blast stove to produce high-temperature dry air.
Moisture Evaporation: Wet coal is fed into a rotating drum or fluid bed where it directly or indirectly contacts the hot air, rapidly evaporating internal and surface moisture.
Exhaust & Collection: The evaporated moisture and dust are collected via a high-efficiency dust filter, while the dried, high-calorific coal is discharged for immediate use or storage.
Key Advantages
High Energy Efficiency: Natural gas provides rapid, controllable heat, lowering energy consumption per ton of dried coal.
Low Emissions: Compared to traditional coal-fired drying, using natural gas eliminates sulfur dioxide ($\text{SO}_2$) and significantly cuts down nitrogen oxides ($\text{NO}_x$) and particulate matter.
Enhanced Heat Value: Decreasing moisture increases the overall calorific value of coal, leading to cleaner and more complete combustion during heating.
Safe & Automated: Modern systems feature intelligent temperature controls and explosion-proof safeguards.
Typical Applications
District Heating Plants: Pre-treating coal to maximize boiler efficiency and meet strict municipal emission standards.
Industrial Boilers: Supplying low-moisture coal to factories requiring high-temperature thermal energy.
Coal Processing Centers: Upgrading low-rank or high-moisture coal (like lignite) before transportation and utilization.
Technical Specifications
Product Specs (m) |
Capacity(T/H) |
Main Motor Power |
Main Motor Mode1 |
Main Gearbox Model |
Ratio |
Weight (T) |
1.2x10m |
2.5 |
7.5 |
Y160M-R3 |
ZL50-16-1 |
13.5 |
|
1.5x12m |
3.3-4.9 |
10 |
Y160L-6B3 |
JZQ500-111-2F |
- |
18.9 |
1.5x15m |
4-6 |
18.5 |
Y200L-6 |
JZQ500-111-2F |
21 |
|
1.8x12m |
4-6 |
11 |
Y200L-6 |
ZQ50-1611-2 |
16.46 |
22.33 |
2.2x12m |
7-12 |
18.5 |
Y160L-6 |
JZQ650-111 |
31.5 |
37.6 |
2.2x14m |
7-12 |
18.5 |
Y160L-6 |
JZQ750-111 |
31.5 |
40 |
2.2x16m |
12 |
30 |
Y225M-6 |
JZQ750-11 |
31.5 |
45 |
2.4x14m |
12 |
30 |
Y250M-6 |
JZQ750-111 |
31.5 |
51 |
2.4x18m |
10-13 |
37 |
Y250M-6 |
ZL85-13-1 |
27.16 |
54 |
2.4x20m |
10-14 |
37 |
Y250M-6 |
ZL85-13-1 |
27.16 |
54.14 |
3x20m |
25 |
55 |
Y250M-4 |
ZL100-16-1 |
41.52 |
78 |
3x25m |
32-36 |
75 |
YR280M-4 |
ZL100-16-1 |
41.52 |
104.9 |
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