Equipment Failure Rates: Heat Exchanger
H21-100 to H21-400
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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Heat Exchanger | H21-100 | Heat exchanger, boiler system, | 0.170129 | 164 | 19.15 | 51,490 | 18.15 | 7.22 | IEEE Std 3006.8-2018 Table 2 | USACE PREP | 964 |
| Heat Exchanger | H21-200 | Heat exchanger, lube oil | 0.027462 | 15 | 14.46 | 318,982 | 6.52 | 12.21 | IEEE Std 3006.8-2018 Table 2 | USACE PREP | 546.2 |
| Heat Exchanger | H21-310 | Heat exchanger, radiator, small | 0.036077 | 65 | 0.6 | 242,817 | 0.23 | 12.55 | IEEE Std 3006.8-2018 Table 2 | USACE PREP | 1,801.7 |
| Heat Exchanger | H21-400 | Heat exchanger, water to water | 0.018104 | 28 | 0.86 | 483,863 | 0.38 | 10.1 | IEEE Std 3006.8-2018 Table 2 | USACE PREP | 1,546.6 |
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