Chp System Data: maintenance interval
gaseous major overhaul to gaseous valve adjust
CHP (combined heat and power) system reference data from ASHRAE 2020 Ch.7 — CHP efficiency metrics, boiler heat recovery factors, grid electrical efficiency references, reciprocating engine sizing, exhaust pipe sizing, gas fuel line pressures, engine room ventilation, maintenance intervals, fuel cell technology comparison, theoretical steam rates, steam turbine governor classes, heat recovery temperature ranges, engine exhaust properties, and engine-driven chiller COP
| parameter type | parameter id | description | unit | value max | value min |
|---|---|---|---|---|---|
| maintenance interval | gaseous major overhaul | Reciprocating engine maintenance — major overhaul (piston rings / cylinder liners / bearings) gaseous | hours | 12,000 | 8,000 |
| maintenance interval | gaseous oil change | Reciprocating engine maintenance — lubricating oil change interval (gaseous fuel) | hours | 2,000 | 1,000 |
| maintenance interval | gaseous oil filter change | Reciprocating engine maintenance — oil filter change interval (gaseous fuel) | hours | 1,000 | 500 |
| maintenance interval | gaseous turbo seals | Reciprocating engine maintenance — turbocharger seal and bearing replacement (gaseous fuel) | hours | 8,000 | 4,000 |
| maintenance interval | gaseous valve adjust | Reciprocating engine maintenance — valve adjustment interval (gaseous fuel) | hours | 2,000 | 1,000 |
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