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一、风机的用途
G4-73与Y4-43型锅炉通、引风机适用于火力发电厂中2-670t /h 蒸汽锅炉的通、引风机系统。在无其他特殊要求时，G4-73亦可用于矿进通风及一般通风。
二、G4-73型锅炉离心引风机性能参数表 三、Y4-73型锅炉离心引风机性能参数表
| 机 |
转速 |
功 率 |
风 量 |
风 压 |
|
机 |
转速 |
功 率 |
风 量 |
风 压 |
| 号 |
r/min |
KW |
m3/h |
Pa |
号 |
r/minn) |
KW |
m3/h |
Pa |
| 8D |
1450 |
4-18.5 |
16156-30993 |
2104-1400 |
8D |
1450 |
4-11 |
16156-18244 |
1303-1298 |
| 9D |
1450 |
4-30 |
23003-32079 |
2668-2559 |
4-15 |
20442-30996 |
1284-868 |
| 1450 |
4-37 |
35052-44128 |
2440-1775 |
9D |
1450 |
4-22 |
23003-32079 |
1651-1584 |
| 960 |
6-11 |
15229-29216 |
1163-775 |
4-30 |
35052-44128 |
1511-1100 |
| 10D |
1450 |
4-55 |
31554-60533 |
3301-2194 |
960 |
6-7.5 |
15229-26216 |
216-481 |
| 960 |
4-15 |
20891-29134 |
1437-1379 |
10D |
1450 |
4-37 |
31554-44004 |
2041-1959 |
| 4-18.5 |
31834-40077 |
1315-958 |
4-45 |
48083-60533 |
1867-1359 |
| 730 |
8-7.5 |
15886-30475 |
829-553 |
960 |
6-11 |
20891-40077 |
891-594 |
| 11D |
1450 |
4-75 |
41999-47427 |
4003-3986 |
730 |
8-5.5 |
15886-30475 |
515-343 |
| 4-90 |
53142-80570 |
3943-2659 |
11D |
1450 |
4-55 |
41999-47427 |
2474-2463 |
| 960 |
6-22 |
27806-31400 |
1741-1734 |
4-75 |
53142-80570 |
2437-1646 |
| 6-30 |
35183-53343 |
1715-1160 |
960 |
6-18.5 |
27806-53343 |
1079-719 |
| 730 |
8-11 |
21144-40562 |
1004-669 |
730 |
8-7.5 |
21144-29487 |
623-598 |
| 12D |
1450 |
4-132 |
54526-76040 |
4777-4582 |
8-11 |
32220-40562 |
570-415 |
| 4-160 |
83088-104600 |
4366-3171 |
12D |
1450 |
4-90 |
54526-68992 |
2949-2905 |
| 960 |
6-37 |
36100-45677 |
2075-2044 |
4-110 |
76040-104600 |
2829-1961 |
| 6-45 |
50344-69253 |
1990-1381 |
960 |
6-30 |
36100-69253 |
1285-856 |
| 730 |
8-15 |
27451-30999 |
1196-1191 |
730 |
8-11 |
27451-34734 |
742--731 |
| 8-18.5 |
34734-52661 |
1178-797 |
8-15 |
38282-52661 |
712-495 |
| 14D |
1450 |
4-280 |
86586-120740 |
6541-6272 |
14D |
1450 |
4-185 |
86586-109550 |
4029-3968 |
| 4-315 |
131940-166100 |
5975-4333 |
4-220 |
120740-166100 |
3864-2676 |
| 960 |
6-75 |
57326-64735 |
2831-2819 |
960 |
6-55 |
57326-72534 |
1752-1726 |
| 6-90 |
72534-109970 |
2789-1883 |
6-75 |
79944-109970 |
1681-1167 |
| 730 |
8-37 |
43591-66425 |
1630-1491 |
730 |
8-22 |
43591-49225 |
1010-1006 |
| 8-45 |
72059-83624 |
1391-1086 |
8-30 |
55156-83624 |
995-674 |
| 16D |
960 |
6-185 |
85571-164150 |
2465-3709 |
16D |
960 |
7-110 |
85571-108270 |
2293-2258 |
| 730 |
8-75 |
65069-124820 |
1420-2133 |
6-132 |
119330-164150 |
2200-1526 |
| 580 |
10-45 |
51699-99178 |
894-1343 |
730 |
8-45 |
65069-73480 |
1321-1316 |
| 18D |
960 |
6-280 |
121830-233730 |
3126-4710 |
8-55 |
82333-124820 |
1302-880 |
| 730 |
8-132 |
902648-177730 |
1800-2705 |
580 |
10-45 |
51699-99178 |
833-555 |
| 580 |
10-75 |
73610-141210 |
1133-1702 |
18D |
960 |
6-200 |
121830-169910 |
2908-2790 |
| 20D |
960 |
6-430 |
167130-188730 |
5837-5812 |
6-220 |
185650-233730 |
2659-1934 |
| 6-500 |
211470-320610 |
5749-3870 |
730 |
8-90 |
92648-129200 |
1674-1606 |
| 730 |
8-220 |
127080-177230 |
3347-3211 |
8-110 |
141170-177730 |
1532-1115 |
| 8-250 |
193660-243800 |
3060-2225 |
580 |
10-45 |
73610-102650 |
1055-1012 |
| 580 |
10-110 |
100970-140810 |
2104-2018 |
10-55 |
112100-141210 |
965-703 |
| 10-132 |
153860-193700 |
1924-1400 |
20D |
960 |
6-380 |
167130-320610 |
3598-2392 |
| |
|
|
|
|
730 |
8-132 |
127080-143510 |
2070-2061 |
| |
|
|
|
|
8-160 |
160800-243800 |
2039-1378 |
| |
|
|
|
|
580 |
10-75 |
100970-140810 |
1303-1250 |
| |
|
|
|
|
10-90 |
153860-193700 |
1192-868 | |
