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What Is a Mine Ventilation Fan?
A mine ventilation fan is a type of industrial fan designed specifically to manage and regulate air circulation in mining operations. These fans are essential for both underground and surface mines, where the lack of airflow can lead to dangerous working conditions. Proper ventilation is crucial not only for providing fresh air to workers but also for maintaining a safe concentration of gases and removing airborne contaminants like dust, fumes, and smoke.
Mine ventilation fans can vary in size, configuration, and power depending on the specific requirements of the mine. These fans are typically engineered to provide high-performance airflow under harsh conditions, ensuring that workers in all areas of the mine have access to fresh, clean air.
Importance of Mine Ventilation Fans in Mining Operations
The necessity of proper ventilation in mining operations cannot be overstated. The air in underground mines can quickly become contaminated with harmful gases such as carbon monoxide, methane, and other byproducts of mining activities. Additionally, dust from drilling and blasting operations can fill the air, creating respiratory hazards for workers.
Mine ventilation fans serve several critical functions:
1. Air Quality Control: Ventilation fans provide a continuous flow of fresh air into the mine and remove harmful gases and dust particles that could lead to hazardous working conditions.
2. Temperature Regulation: Mines often become extremely hot due to the deep underground environment and the machinery used. Ventilation fans help regulate temperatures, ensuring a more comfortable and safe environment for miners.
3. Gas Dilution: Toxic gases such as methane and carbon monoxide are commonly found in mines. Ventilation fans dilute these gases to safe levels, preventing potential explosions or respiratory issues.
4. Enhanced Worker Safety: Proper ventilation ensures a safe working environment by reducing the risk of suffocation, toxic exposure, and heat stress.
5. Compliance with Regulations: Mining operations are subject to strict health and safety regulations. Adequate ventilation is a key requirement to comply with these standards.
Applications of Mine Ventilation Fans
Mine ventilation fans are used in a variety of mining applications:
1. Underground Mining: Ventilation fans are crucial for underground mining operations, where airflow must reach deep into the tunnels to ensure the removal of harmful gases and provide fresh air to workers.
2. Surface Mining: In surface mines, ventilation fans are used to control dust and remove fumes from heavy machinery and blasting operations.
3. Tunneling Projects: Whether constructing tunnels for roads, railways, or other infrastructure projects, ventilation fans are needed to keep the work area free of dust, smoke, and toxic gases.
4. Coal Mines: Coal mining operations generate large amounts of methane gas and dust, making ventilation fans essential for diluting the gases and maintaining a safe working environment.
Fan model | Motor Power | Air volume | Full pressure | Dryer diameter | Air supply distance | Fan weight | Dimensions | ||
D | L | H | |||||||
FK58-1NO.3 | 1.5 | 0.9~1.4 | 928~575 | 300 | 80 | 51 | 390 | 486 | 230 |
FK58-1NO.3.5 | 3 | 1.5~2.4 | 1263~752 | 350 | 150 | 74 | 450 | 562 | 260 |
FK58-1NO.4 | 5.5 | 2.2~3.5 | 1648~1020 | 400 | 200 | 115 | 520 | 649 | 290 |
FK58-1NO.4.5 | 11 | 3.1~5.0 | 2093~1295 | 450 | 300 | 135 | 585 | 728 | 320 |
FK58-2NO.4 | 11 | 2.2~3.5 | 2923~1811 | 400 | 400 | 130 | 520 | 877 | 290 |
FK55-2NO.4.5 | 11 | 3.0~5.2 | 2276~1275 | 450 | 300 | 140 | 543 | 704 | 375 |
FK55-1NO.5 | 11 | 4.2~6.6 | 1726~1324 | 450 | 200 | 135 | 600 | 535 | 400 |
FK56-1NO.3.15 | 2.2 | 1.4~2.1 | 853~588 | 300 | 80 | 53 | 374 | 634 | 193 |
FK56-1NO.4 | 4 | 2.1~3.4 | 1275~981 | 400 | 150 | 96 | 477 | 682 | 240 |
FK67-1NO.4.5 | 7.5 | 2.6~4.2 | 2256~1177 | 400 | 250 | 145 | 540 | 760 | 270 |
FK67-2NO.4.5 | 11 | 2.8~4.3 | 3237~1471 | 400 | 400 | 195 | 540 | 860 | 270 |
FK67-1NO.5.25 | 28 | 4.0~6.3 | 3776~2648 | 500 | 600 | 420 | 620 | 1364 | 310 |
FK40-1NO.5.5 | 5.5 | 4.3~5.1 | 533~475 | 550 | 120 | 720 | 653 | 3800 | 336 |
FK40-1NO.6.5 | 11 | 7.1~8.4 | 884~663 | 650 | 140 | 742 | 772 | 3800 | 396 |
FK40-1NO.7 | 15 | 8.8~10.5 | 1025~769 | 700 | 140 | 795 | 830 | 4100 | 425 |
FKK40-1NO.7.5 | 22 | 10.9~12.9 | 1177~883 | 750 | 150 | 824 | 890 | 4100 | 455 |
FK40-1NO.8 | 30 | 13.2~15.6 | 1339~1005 | 800 | 150 | 848 | 950 | 4350 | 485 |
DFK50-NO.5.5 | 2×5.5 | 4.8~5.8 | 1182~515 | 550 | 180 | 948 | 653 | 3800 | 336 |
DFK50-NO.6.5 | 2×11 | 7.9~9.5 | 1651~719 | 650 | 200 | 1120 | 772 | 3800 | 396 |
DFK50-NO.7 | 2×15 | 9.9~11.9 | 1915~834 | 700 | 200 | 1207 | 830 | 4100 | 425 |
DFK50-NO.7.5 | 2×22 | 12.2~14.6 | 2198~957 | 750 | 220 | 1293 | 890 | 4100 | 455 |
DFK50-NO.8 | 2×30 | 14.8~17.8 | 2501~1089 | 800 | 220 | 1340 | 950 | 4350 | 485 |
| Serial no. | Machine no. | Air volume (m3/min) | Full Pressure (Pa) | Power (KW) |
| 1 | 3.5/4.4 | 133-90 | 715-1320 | 2.2×2 |
| 2 | 4/3 | 111-56 | 172-1800 | 1.5×2 |
| 3 | 4/4.4 | 136-72 | 251-1880 | 2.2×2 |
| 4 | 4/6 | 150-86 | 351-1956 | 3×2 |
| 5 | 5/8 | 210-120 | 331-2503 | 4×2 |
| 6 | 5/11 | 228-132 | 371-2950 | 5.5×2 |
| 7 | 5/15 | 245-150 | 380-3524 | 7.5×2 |
| 8 | 5.6/15 | 274-164 | 375-3750 | 7.5×2 |
| 9 | 5.6/22 | 340-210 | 405-4418 | 11×2 |
| 10 | 5.6/30 | 395-250 | 450-4470 | 15×2 |
| 11 | 6.3/30 | 420-260 | 413-4950 | 15×2 |
| 12 | 6.3/37 | 486-292 | 513-5130 | 18.5×2 |
| 13 | 6.3/44 | 525-310 | 600-5263 | 22×2 |
| 14 | 6.3/60 | 590-390 | 760-5800 | 30×2 |
| 15 | 7.1/60 | 620-396 | 603-6450 | 30×2 |
| 16 | 7.1/74 | 672-480 | 800-6500 | 37×2 |
| 17 | 7.1/90 | 738-400 | 1100-6700 | 45×2 |
| 18 | 8.2/74 | 630-270 | 420-6900 | 37×2 |
| 19 | 8.2/90 | 654-380 | 600-7600 | 45×2 |
| 20 | 8.2/110 | 790-550 | 680-8200 | 55×2 |
| 21 | 8.2/150 | 964-546 | 700-8600 | 75×2 |
| 22 | 10/60 | 1170-814 | 745-2733 | 30×2 |
| Serial no. | Machine no. | Air volume (m3/min) | Full Pressure (Pa) | Power (KW) |
K40(FKZ)-4-№ (n=1450r/min) | 8 | 4.4~9.5 | 108~497 | 5.5 |
9 | 6.2~13.5 | 136~629 | 11 | |
10 | 8.5~18.6 | 168~776 | 15 | |
11 | 11.3~24.7 | 203~939 | 30 | |
12 | 14.7~32.1 | 242~1118 | 37 | |
13 | 18.7~40.8 | 284~1312 | 55 | |
14 | 23.4~50.9 | 329~1521 | 90 | |
15 | 28.7~62.6 | 378~1746 | 110 | |
K45(FKZ)-4-№ (n=1450r/min) | 8 | 6.6~12.5 | 357~685 | 7.5 |
9 | 9.5~17.8 | 452~867 | 15 | |
10 | 13.0~24.0 | 558~1071 | 30 | |
11 | 17.3~32.6 | 675~1295 | 45 | |
12 | 22.5~42.3 | 804~1542 | 75 | |
13 | 28.6~53.8 | 94.3~1810 | 90 | |
14 | 35.7~67.2 | 1094~2099 | 132 | |
15 | 43.9~82.6 | 1256~2409 | 200 | |
K40(FKZ)-6-№ (n=980r/min) | 7 | 2.0~4.3 | 38~174 | 1.1 |
8 | 3.0~6.4 | 49~227 | 2.2 | |
9 | 4.2~9.1 | 62~287 | 3 | |
10 | 5.8~12.5 | 77~355 | 5.5 | |
11 | 7.7~16.7 | 93~429 | 7.5 | |
12 | 9.9~21.7 | 111~510 | 15 | |
13 | 12.6~27.5 | 130~599 | 18.5 | |
14 | 15.8~34.4 | 150~695 | 30 | |
15 | 19.4~42.3 | 173~798 | 37 | |
16 | 23.6~51.4 | 197~908 | 55 | |
17 | 28.3~61.6 | 222~908 | 75 | |
18 | 33.6~73.1 | 249~1149 | 90 | |
19 | 39.5~86.0 | 277~1280 | 110 | |
20 | 46.0~100.3 | 307~1418 | 160 | |
21 | 53.3~116.1 | 339~1563 | 200 | |
22 | 61.3~113.4 | 372~1716 | 250 | |
K45(FKZ)-6-№ (n=980r/min) | 7 | 3.0~5.7 | 125~240 | 1.5 |
8 | 4.5~8.4 | 163~313 | 3 | |
9 | 6.4~12.0 | 207~396 | 5.5 | |
10 | 8.7~16.5 | 255~489 | 7.5 | |
11 | 11.6~22.0 | 309~592 | 15 | |
12 | 15.1~28.5 | 367~704 | 18.5 | |
13 | 19.2~36.3 | 431~827 | 30 | |
14 | 23.9~45.3 | 500~959 | 45 |
