Equipment Failure Rates: Direct Fired Furnace
H17-100 to H17-200
Equipment failure rates, MTBF, MTTR, and downtime statistics for electrical and mechanical plant equipment. Primary data from the USACE PREP reliability database (IEEE Std 3006.8-2018 Table 2), covering ~280 equipment classes. Supplemental data from IEEE motor and transformer surveys.
| equipment type | class code | description | failure rate per year (failures/year) | failures (count) | mdt hours (h) | mtbf hours (h) | mttm hours (h) | mttr hours (h) | standard | survey | unit years (unit-years) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Direct Fired Furnace | H17-100 | Direct fired furnace, ≤ 500 | 0.037173 | 6 | 3.82 | 235,652 | 3.33 | 0.83 | IEEE Std 3006.8-2018 Table 2 | USACE PREP | 161.4 |
| Direct Fired Furnace | H17-200 | Direct fired furnace, >500 | 0.34923 | 398 | 24.9 | 25,084 | 15.69 | 3.67 | IEEE Std 3006.8-2018 Table 2 | USACE PREP | 1,139.6 |
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