Mahle gasoline-only pre-chamber jet ignition combustion system yields diesel-like thermal efficiency of 42.8%; 45% achievable with engine upgrade
Green Car Congress
MAY 21, 2012
bar IMEP n ) showing performance of jet ignition with vaporized gasoline. Results showed a 19% fuel economy improvement over conventional SI combustion at this operating point. Mahle Powertrain has refined its pre-chamber turbulent jet ignition combustion system ( earlier post ) to function robustly using only gasoline.
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