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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 40 - Protection of Environment |
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Chapter I - Environmental Protection Agency |
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SubChapter U - Air Pollution Controls |
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Part 1036 - Control of Emissions from New and in-Use Heavy-Duty Highway Engines |
Appendix C to Part 1036 - Default Engine Fuel Maps for § 1036.540
Latest version.
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Appendix C to Part 1036 - Default Engine Fuel Maps for § 1036.540
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:
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:
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:
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 [81 FR 74011, Oct. 25, 2016. Redesignated at 86 FR 34406, June 29, 2021]