Quote:
Originally Posted by Diseasel300
I remember reading an article in a magazine (I think it was Popular Mechanics) back in the 90s regarding the development of compression-ignition petrol engines. The problem then (and I assume still applies now) was the generation of NOx due to the lean burn. Diesels are being slammed for their NOx production, the original Honda Insight with it's lean-burn engine was killed off due to NOx production, and I see nothing mentioned in the article how they're dealing with NOx...
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They actually do mention it, claiming that lower combustion temps will reduce NOX output. My very basic understanding of NOX is that lower temps in general reduce it's output, but I am far from an expert on the subject.