g
Fan Control Comparison
| 100 |
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| BI fan with |
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| 90 |
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| discharge |
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| 80 |
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| dampers |
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power | 70 | AF fan with |
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60 | inlet vanes |
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| FC fan with | |||||
% design | 50 | FC fan with |
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| inlet vanes | |||||||
40 | discharge |
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30 | dampers |
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| 20 |
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| control |
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| 10 |
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| vaneaxial |
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| 0 |
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| 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | |
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% design airflow | g MH |
cwt
up” rp°prx st4 atp“x
Qt”t2
°xK/ up”2 p”s °t—
°t
caQ3caM6793O[ | ;7 |