 鲜花( 173)  鸡蛋( 1)
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原帖由 酸葡萄 于 2007-2-4 13:30 发表( F- W! Z2 c# {& [
怎么会没关系?basically air+fuel=power,如果马力不足就要input更多的fuel. fuel可产生的能量多少全取决于octane的多少. 87号的油用在91标号的车里一点都不经用. " ?2 C, N9 V6 r
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91號的汽油用在87標號的車裏是浪費油。- Q9 a5 @7 e* z0 B4 I4 R2 ?9 i
87號的汽車用在91標號的車裏是弄壞車。6 F2 Z/ n9 \2 c
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air+ diesel=more power, but it won't work on a car that is not designed for it.' b4 X/ G" z# b; f% X8 m( s, o" h
Higher compression ratio gives more power, but it needs higher octane to prevent pre-ignition.
7 B6 s! A: }/ ?6 k V$ aThere is no absolutely advantage of putting higher octane fuel into a low compression enginee but it won't hurt it. |
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