40 CFR Appendix I
Default Engine Fuel Maps for §1036.540
June 9, 2020
This appendix includes default steady-state fuel maps for performing cycle-average engine fuel mapping as described in §§1036.535 and 1036.540.
(a) Use the following default fuel map for compression-ignition engines that will be installed in Tractors and Vocational Heavy HDV:
Open Table
| Engine speed (r/min) |
Engine torque (N·m) | Fuel mass rate (g/sec) |
|---|---|---|
| 666.7 | 0 | 0.436 |
| 833.3 | 0 | 0.665 |
| 1000 | 0 | 0.94 |
| 1166.7 | 0 | 1.002 |
| 1333.3 | 0 | 1.17 |
| 1500 | 0 | 1.5 |
| 1666.7 | 0 | 1.899 |
| 1833.3 | 0 | 2.378 |
| 2000 | 0 | 2.93 |
| 2166.7 | 0 | 3.516 |
| 2333.3 | 0 | 4.093 |
| 2500 | 0 | 4.672 |
| 500 | 300 | 0.974 |
| 666.7 | 300 | 1.405 |
| 833.3 | 300 | 1.873 |
| 1000 | 300 | 2.324 |
| 1166.7 | 300 | 2.598 |
| 1333.3 | 300 | 2.904 |
| 1500 | 300 | 3.397 |
| 1666.7 | 300 | 3.994 |
| 1833.3 | 300 | 4.643 |
| 2000 | 300 | 5.372 |
| 2166.7 | 300 | 6.141 |
| 2333.3 | 300 | 7.553 |
| 2500 | 300 | 8.449 |
| 500 | 600 | 1.723 |
| 666.7 | 600 | 2.391 |
| 833.3 | 600 | 3.121 |
| 1000 | 600 | 3.756 |
| 1166.7 | 600 | 4.197 |
| 1333.3 | 600 | 4.776 |
| 1500 | 600 | 5.492 |
| 1666.7 | 600 | 6.277 |
| 1833.3 | 600 | 7.129 |
| 2000 | 600 | 8.069 |
| 2166.7 | 600 | 9.745 |
| 2333.3 | 600 | 11.213 |
| 2500 | 600 | 12.59 |
| 500 | 900 | 2.637 |
| 666.7 | 900 | 3.444 |
| 833.3 | 900 | 4.243 |
| 1000 | 900 | 4.997 |
| 1166.7 | 900 | 5.802 |
| 1333.3 | 900 | 6.702 |
| 1500 | 900 | 7.676 |
| 1666.7 | 900 | 8.7 |
| 1833.3 | 900 | 9.821 |
| 2000 | 900 | 11.08 |
| 2166.7 | 900 | 13.051 |
| 2333.3 | 900 | 15.002 |
| 2500 | 900 | 16.862 |
| 500 | 1200 | 3.833 |
| 666.7 | 1200 | 4.679 |
| 833.3 | 1200 | 5.535 |
| 1000 | 1200 | 6.519 |
| 1166.7 | 1200 | 7.603 |
| 1333.3 | 1200 | 8.735 |
| 1500 | 1200 | 9.948 |
| 1666.7 | 1200 | 11.226 |
| 1833.3 | 1200 | 12.622 |
| 2000 | 1200 | 14.228 |
| 2166.7 | 1200 | 16.488 |
| 2333.3 | 1200 | 18.921 |
| 2500 | 1200 | 21.263 |
| 500 | 1500 | 6.299 |
| 666.7 | 1500 | 6.768 |
| 833.3 | 1500 | 6.95 |
| 1000 | 1500 | 8.096 |
| 1166.7 | 1500 | 9.399 |
| 1333.3 | 1500 | 10.764 |
| 1500 | 1500 | 12.238 |
| 1666.7 | 1500 | 13.827 |
| 1833.3 | 1500 | 15.586 |
| 2000 | 1500 | 17.589 |
| 2166.7 | 1500 | 20.493 |
| 2333.3 | 1500 | 23.366 |
| 2500 | 1500 | 26.055 |
| 500 | 1800 | 9.413 |
| 666.7 | 1800 | 9.551 |
| 833.3 | 1800 | 8.926 |
| 1000 | 1800 | 9.745 |
| 1166.7 | 1800 | 11.26 |
| 1333.3 | 1800 | 12.819 |
| 1500 | 1800 | 14.547 |
| 1666.7 | 1800 | 16.485 |
| 1833.3 | 1800 | 18.697 |
| 2000 | 1800 | 21.535 |
| 2166.7 | 1800 | 24.981 |
| 2333.3 | 1800 | 28.404 |
| 2500 | 1800 | 31.768 |
| 500 | 2100 | 13.128 |
| 666.7 | 2100 | 12.936 |
| 833.3 | 2100 | 12.325 |
| 1000 | 2100 | 11.421 |
| 1166.7 | 2100 | 13.174 |
| 1333.3 | 2100 | 14.969 |
| 1500 | 2100 | 16.971 |
| 1666.7 | 2100 | 19.274 |
| 1833.3 | 2100 | 22.09 |
| 2000 | 2100 | 25.654 |
| 2166.7 | 2100 | 29.399 |
| 2333.3 | 2100 | 32.958 |
| 2500 | 2100 | 36.543 |
| 500 | 2400 | 17.446 |
| 666.7 | 2400 | 16.922 |
| 833.3 | 2400 | 15.981 |
| 1000 | 2400 | 14.622 |
| 1166.7 | 2400 | 15.079 |
| 1333.3 | 2400 | 17.165 |
| 1500 | 2400 | 19.583 |
| 1666.7 | 2400 | 22.408 |
| 1833.3 | 2400 | 25.635 |
| 2000 | 2400 | 29.22 |
| 2166.7 | 2400 | 33.168 |
| 2333.3 | 2400 | 37.233 |
| 2500 | 2400 | 41.075 |
| 500 | 2700 | 22.365 |
| 666.7 | 2700 | 21.511 |
| 833.3 | 2700 | 20.225 |
| 1000 | 2700 | 17.549 |
| 1166.7 | 2700 | 17.131 |
| 1333.3 | 2700 | 19.588 |
| 1500 | 2700 | 22.514 |
| 1666.7 | 2700 | 25.574 |
| 1833.3 | 2700 | 28.909 |
| 2000 | 2700 | 32.407 |
| 2166.7 | 2700 | 36.18 |
| 2333.3 | 2700 | 40.454 |
| 2500 | 2700 | 44.968 |
| 500 | 3000 | 27.476 |
| 666.7 | 3000 | 22.613 |
| 833.3 | 3000 | 19.804 |
| 1000 | 3000 | 17.266 |
| 1166.7 | 3000 | 19.197 |
| 1333.3 | 3000 | 22.109 |
| 1500 | 3000 | 25.288 |
| 1666.7 | 3000 | 28.44 |
| 1833.3 | 3000 | 31.801 |
| 2000 | 3000 | 35.405 |
| 2166.7 | 3000 | 39.152 |
| 2333.3 | 3000 | 42.912 |
| 2500 | 3000 | 47.512 |
(b) Use the following default fuel map for compression-ignition engines that will be installed in Vocational Light HDV and Medium HDV:
Open Table
| Engine speed (r/min) |
Engine torque (N·m) |
Fuel mass rate (g/sec) |
|---|---|---|
| 708.3 | 0 | 0.255 |
| 916.7 | 0 | 0.263 |
| 1125 | 0 | 0.342 |
| 1333.3 | 0 | 0.713 |
| 1541.7 | 0 | 0.885 |
| 1750 | 0 | 1.068 |
| 1958.3 | 0 | 1.27 |
| 2166.7 | 0 | 1.593 |
| 2375 | 0 | 1.822 |
| 2583.3 | 0 | 2.695 |
| 2791.7 | 0 | 4.016 |
| 3000 | 0 | 5.324 |
| 500 | 120 | 0.515 |
| 708.3 | 120 | 0.722 |
| 916.7 | 120 | 0.837 |
| 1125 | 120 | 1.097 |
| 1333.3 | 120 | 1.438 |
| 1541.7 | 120 | 1.676 |
| 1750 | 120 | 1.993 |
| 1958.3 | 120 | 2.35 |
| 2166.7 | 120 | 2.769 |
| 2375 | 120 | 3.306 |
| 2583.3 | 120 | 4.004 |
| 2791.7 | 120 | 4.78 |
| 3000 | 120 | 5.567 |
| 500 | 240 | 0.862 |
| 708.3 | 240 | 1.158 |
| 916.7 | 240 | 1.462 |
| 1125 | 240 | 1.85 |
| 1333.3 | 240 | 2.246 |
| 1541.7 | 240 | 2.603 |
| 1750 | 240 | 3.086 |
| 1958.3 | 240 | 3.516 |
| 2166.7 | 240 | 4.093 |
| 2375 | 240 | 4.726 |
| 2583.3 | 240 | 5.372 |
| 2791.7 | 240 | 6.064 |
| 3000 | 240 | 6.745 |
| 500 | 360 | 1.221 |
| 708.3 | 360 | 1.651 |
| 916.7 | 360 | 2.099 |
| 1125 | 360 | 2.62 |
| 1333.3 | 360 | 3.116 |
| 1541.7 | 360 | 3.604 |
| 1750 | 360 | 4.172 |
| 1958.3 | 360 | 4.754 |
| 2166.7 | 360 | 5.451 |
| 2375 | 360 | 6.16 |
| 2583.3 | 360 | 7.009 |
| 2791.7 | 360 | 8.007 |
| 3000 | 360 | 8.995 |
| 500 | 480 | 1.676 |
| 708.3 | 480 | 2.194 |
| 916.7 | 480 | 2.76 |
| 1125 | 480 | 3.408 |
| 1333.3 | 480 | 4.031 |
| 1541.7 | 480 | 4.649 |
| 1750 | 480 | 5.309 |
| 1958.3 | 480 | 6.052 |
| 2166.7 | 480 | 6.849 |
| 2375 | 480 | 7.681 |
| 2583.3 | 480 | 8.783 |
| 2791.7 | 480 | 10.073 |
| 3000 | 480 | 11.36 |
| 500 | 600 | 2.147 |
| 708.3 | 600 | 2.787 |
| 916.7 | 600 | 3.478 |
| 1125 | 600 | 4.227 |
| 1333.3 | 600 | 4.999 |
| 1541.7 | 600 | 5.737 |
| 1750 | 600 | 6.511 |
| 1958.3 | 600 | 7.357 |
| 2166.7 | 600 | 8.289 |
| 2375 | 600 | 9.295 |
| 2583.3 | 600 | 10.541 |
| 2791.7 | 600 | 11.914 |
| 3000 | 600 | 13.286 |
| 500 | 720 | 2.744 |
| 708.3 | 720 | 3.535 |
| 916.7 | 720 | 4.356 |
| 1125 | 720 | 5.102 |
| 1333.3 | 720 | 5.968 |
| 1541.7 | 720 | 6.826 |
| 1750 | 720 | 7.733 |
| 1958.3 | 720 | 8.703 |
| 2166.7 | 720 | 9.792 |
| 2375 | 720 | 10.984 |
| 2583.3 | 720 | 12.311 |
| 2791.7 | 720 | 13.697 |
| 3000 | 720 | 15.071 |
| 500 | 840 | 3.518 |
| 708.3 | 840 | 4.338 |
| 916.7 | 840 | 5.186 |
| 1125 | 840 | 6.063 |
| 1333.3 | 840 | 6.929 |
| 1541.7 | 840 | 7.883 |
| 1750 | 840 | 8.94 |
| 1958.3 | 840 | 10.093 |
| 2166.7 | 840 | 11.329 |
| 2375 | 840 | 12.613 |
| 2583.3 | 840 | 13.983 |
| 2791.7 | 840 | 15.419 |
| 3000 | 840 | 16.853 |
| 500 | 960 | 4.251 |
| 708.3 | 960 | 5.098 |
| 916.7 | 960 | 5.974 |
| 1125 | 960 | 6.917 |
| 1333.3 | 960 | 7.889 |
| 1541.7 | 960 | 8.913 |
| 1750 | 960 | 10.152 |
| 1958.3 | 960 | 11.482 |
| 2166.7 | 960 | 12.87 |
| 2375 | 960 | 14.195 |
| 2583.3 | 960 | 15.562 |
| 2791.7 | 960 | 16.995 |
| 3000 | 960 | 18.492 |
| 500 | 1080 | 4.978 |
| 708.3 | 1080 | 5.928 |
| 916.7 | 1080 | 6.877 |
| 1125 | 1080 | 7.827 |
| 1333.3 | 1080 | 8.838 |
| 1541.7 | 1080 | 9.91 |
| 1750 | 1080 | 11.347 |
| 1958.3 | 1080 | 12.85 |
| 2166.7 | 1080 | 14.398 |
| 2375 | 1080 | 15.745 |
| 2583.3 | 1080 | 17.051 |
| 2791.7 | 1080 | 18.477 |
| 3000 | 1080 | 19.971 |
| 500 | 1200 | 5.888 |
| 708.3 | 1200 | 6.837 |
| 916.7 | 1200 | 7.787 |
| 1125 | 1200 | 8.736 |
| 1333.3 | 1200 | 9.786 |
| 1541.7 | 1200 | 10.908 |
| 1750 | 1200 | 12.541 |
| 1958.3 | 1200 | 14.217 |
| 2166.7 | 1200 | 15.925 |
| 2375 | 1200 | 17.3 |
| 2583.3 | 1200 | 18.606 |
| 2791.7 | 1200 | 19.912 |
| 3000 | 1200 | 21.357 |
(c) Use the following default fuel map for all spark-ignition engines:
Open Table
| Engine speed (r/min) |
Engine torque (N·m) |
Fuel mass rate (g/sec) |
|---|---|---|
| 875 | 0 | 0.535 |
| 1250 | 0 | 0.734 |
| 1625 | 0 | 0.975 |
| 2000 | 0 | 1.238 |
| 2375 | 0 | 1.506 |
| 2750 | 0 | 1.772 |
| 3125 | 0 | 2.07 |
| 3500 | 0 | 2.394 |
| 3875 | 0 | 2.795 |
| 4250 | 0 | 3.312 |
| 4625 | 0 | 3.349 |
| 5000 | 0 | 3.761 |
| 500 | 65 | 0.458 |
| 875 | 65 | 0.759 |
| 1250 | 65 | 1.065 |
| 1625 | 65 | 1.43 |
| 2000 | 65 | 1.812 |
| 2375 | 65 | 2.22 |
| 2750 | 65 | 2.65 |
| 3125 | 65 | 3.114 |
| 3500 | 65 | 3.646 |
| 3875 | 65 | 4.225 |
| 4250 | 65 | 4.861 |
| 4625 | 65 | 5.328 |
| 5000 | 65 | 6.028 |
| 500 | 130 | 0.666 |
| 875 | 130 | 1.063 |
| 1250 | 130 | 1.497 |
| 1625 | 130 | 1.976 |
| 2000 | 130 | 2.469 |
| 2375 | 130 | 3.015 |
| 2750 | 130 | 3.59 |
| 3125 | 130 | 4.218 |
| 3500 | 130 | 4.9 |
| 3875 | 130 | 5.652 |
| 4250 | 130 | 6.484 |
| 4625 | 130 | 7.308 |
| 5000 | 130 | 8.294 |
| 500 | 195 | 0.856 |
| 875 | 195 | 1.377 |
| 1250 | 195 | 1.923 |
| 1625 | 195 | 2.496 |
| 2000 | 195 | 3.111 |
| 2375 | 195 | 3.759 |
| 2750 | 195 | 4.49 |
| 3125 | 195 | 5.269 |
| 3500 | 195 | 6.13 |
| 3875 | 195 | 7.124 |
| 4250 | 195 | 8.189 |
| 4625 | 195 | 9.288 |
| 5000 | 195 | 10.561 |
| 500 | 260 | 1.079 |
| 875 | 260 | 1.716 |
| 1250 | 260 | 2.373 |
| 1625 | 260 | 3.083 |
| 2000 | 260 | 3.832 |
| 2375 | 260 | 4.599 |
| 2750 | 260 | 5.443 |
| 3125 | 260 | 6.391 |
| 3500 | 260 | 7.444 |
| 3875 | 260 | 8.564 |
| 4250 | 260 | 9.821 |
| 4625 | 260 | 11.268 |
| 5000 | 260 | 12.828 |
| 500 | 325 | 1.354 |
| 875 | 325 | 2.06 |
| 1250 | 325 | 2.844 |
| 1625 | 325 | 3.696 |
| 2000 | 325 | 4.579 |
| 2375 | 325 | 5.466 |
| 2750 | 325 | 6.434 |
| 3125 | 325 | 7.542 |
| 3500 | 325 | 8.685 |
| 3875 | 325 | 9.768 |
| 4250 | 325 | 11.011 |
| 4625 | 325 | 13.249 |
| 5000 | 325 | 15.095 |
| 500 | 390 | 1.609 |
| 875 | 390 | 2.44 |
| 1250 | 390 | 3.317 |
| 1625 | 390 | 4.31 |
| 2000 | 390 | 5.342 |
| 2375 | 390 | 6.362 |
| 2750 | 390 | 7.489 |
| 3125 | 390 | 8.716 |
| 3500 | 390 | 9.865 |
| 3875 | 390 | 10.957 |
| 4250 | 390 | 12.405 |
| 4625 | 390 | 15.229 |
| 5000 | 390 | 17.363 |
| 500 | 455 | 2.245 |
| 875 | 455 | 2.969 |
| 1250 | 455 | 3.867 |
| 1625 | 455 | 4.992 |
| 2000 | 455 | 6.215 |
| 2375 | 455 | 7.415 |
| 2750 | 455 | 8.76 |
| 3125 | 455 | 10.175 |
| 3500 | 455 | 11.53 |
| 3875 | 455 | 12.889 |
| 4250 | 455 | 14.686 |
| 4625 | 455 | 17.243 |
| 5000 | 455 | 19.633 |
| 500 | 520 | 3.497 |
| 875 | 520 | 4.444 |
| 1250 | 520 | 5.084 |
| 1625 | 520 | 5.764 |
| 2000 | 520 | 7.205 |
| 2375 | 520 | 8.597 |
| 2750 | 520 | 10.135 |
| 3125 | 520 | 11.708 |
| 3500 | 520 | 12.962 |
| 3875 | 520 | 14.225 |
| 4250 | 520 | 15.647 |
| 4625 | 520 | 17.579 |
| 5000 | 520 | 20.031 |
| 500 | 585 | 5.179 |
| 875 | 585 | 5.962 |
| 1250 | 585 | 5.8 |
| 1625 | 585 | 6.341 |
| 2000 | 585 | 7.906 |
| 2375 | 585 | 9.452 |
| 2750 | 585 | 10.979 |
| 3125 | 585 | 13.019 |
| 3500 | 585 | 13.966 |
| 3875 | 585 | 15.661 |
| 4250 | 585 | 16.738 |
| 4625 | 585 | 17.935 |
| 5000 | 585 | 19.272 |
| 500 | 650 | 6.834 |
| 875 | 650 | 7.316 |
| 1250 | 650 | 5.632 |
| 1625 | 650 | 6.856 |
| 2000 | 650 | 8.471 |
| 2375 | 650 | 10.068 |
| 2750 | 650 | 11.671 |
| 3125 | 650 | 14.655 |
| 3500 | 650 | 14.804 |
| 3875 | 650 | 16.539 |
| 4250 | 650 | 18.415 |
| 4625 | 650 | 19.152 |
| 5000 | 650 | 20.33 |
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