V2EX vanos

VANOS

释义 Definition

VANOS 是宝马(BMW)使用的一种可变气门正时系统(Variable Valve Timing, VVT 的一种实现),通过调节凸轮轴相位来改变气门开启/关闭时机,以改善不同转速下的动力输出、油耗与排放。(有些车型为双 VANOS,可同时调节进、排气凸轮轴。)

发音 Pronunciation (IPA)

/venos/

例句 Examples

My BMW has a VANOS issue, so the idle is rough.
我的宝马 VANOS 出了问题,所以怠速不稳。

After the mechanic replaced the VANOS solenoid and seals, the engine pulled smoothly across the rev range.
技师更换了 VANOS 电磁阀和密封件后,引擎在整个转速区间的加速都更顺畅了。

词源 Etymology

VANOS 源自宝马的德语术语缩写,常被解释为与 “Variable Nockenwellensteuerung(可变凸轮轴控制/调节)”相关的命名。它在英文语境中通常直接作为系统名称使用,属于品牌/工程术语,而非普通词汇。

相关词 Related Words

文献与作品 Literary / Notable Works

  • BMW 3 Series (E46) Service Manual(Bentley Publishers,常见宝马维修手册中频繁出现 “VANOS”)
  • Haynes Repair Manual: BMW 3-Series(Haynes 维修手册,相关章节讨论 VANOS 结构与故障排查)
  • BMW 官方技术资料 *TIS (Technical Information System)*(宝马技术信息系统文档中大量使用该术语)
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