150
94
90
86
82
78 0
9 0
180
Test hours
270
360
450
= –1 standard deviation
= +1 standard deviation
BSFC (g/kW-hr)
Power (kW)
Fuel flow (kg/hr)
225
220
215
210
205
200
195
190
185
460
445
430
415
400
DDC rated power, ± 1 σ
Alternative Fuels for Transportation
Figure 5.14
Test results for a Detroit Diesel engine modified to run on ethanol. (From Goering, C. E .,
Parcell, R. T., and Ritter, C. P., ASABE Transactions, 41, 1255–60, 1998. Reprinted with
permission.)