Sentences with phrase «ultra-precise piezo»
BMW's remarkably efficient High Precision direct fuel injection — timed via ultra-precise piezo crystals — also plays a major role in this engine's combination of such high performance and, in view of the nature and performance of the X5 M and X6 M, impressive fuel efficiency.
http://www.bmwusanews.com/ Not exact matches
A new - type piezo injector is another essential element in attaining the ambitious performance / efficiency / emissions goals with the necessary long - term durability: A «stack» of piezo crystals reacts lightning - fast to impulses from the engine electronics, governing the injector needle's opening stroke and duration for ultra-precise control of fuel quantity.