40 CFR Appendix A to Subpart E of Part 91
Tables
June 9, 2020
Table 1—Parameters To Be Measured or Calculated and Recorded
Open Table
| Parameter | Units |
|---|---|
| Airflow rate (dry), if applicable | g/h |
| Fuel flow rate | g/h |
| Engine speed | rpm |
| Engine torque output | N · m |
| Power output | kW |
| Air inlet temperature | °C |
| Air humidity | mg/kg |
| Coolant temperature (liquid cooled) | °C |
| Exhaust mixing chamber surface temperature, if applicable | °C |
| Exhaust sample line temperature, if applicable | °C |
| Total accumulated hours of engine operation | h |
| Barometric pressure | kPa |
Table 2—Test Cycle and Weighting Factors for Marine Engines>
Open Table
| Mode No. | Engine speed as a percentage of engine rated speed | Engine torque as a percentage of maximum torque at rated speed | Mode weighting factor |
|---|---|---|---|
| 1 | 100 | 100 | 0.06 |
| 2 | 80 | 71.6 | 0.14 |
| 3 | 60 | 46.5 | 0.15 |
| 4 | 40 | 25 | 0.25 |
| 5 | idle | 0 | 0.40 |
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