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汽車專業英語——Engine Terms(發動機術語)
7 ?: ~- A( w5 W H8 ]:cool: Engine Terms(發動機術語)
; A$ q* e, v# @/ m. ?$ }; K9 ~ TDC(top dead center) ― the position of the crank and piston when the piston is farther away from the crankshaft.
1 M! \" E" n: d2 a" \0 b TDC (上止點) - 當活塞離曲軸最遠時,曲柄和活塞的位置。
* E$ h: e$ O+ a! D# h BDC (bottom dead center) ― the position of the crank and piston when the piston is nearest to the crankshaft.
* J4 U K9 B, f; W9 r! T BDC (下止點) - 當活塞離曲軸最近時,曲柄和活塞的位置。 k( C' Z) x$ l
stroke ― the distance between BDC and TDC; stroke is controlled by the crankshaft.! F; H: `" z6 L% S( F* L' a8 F
行程 - 下止點和上止點之間的距離;行程由曲軸控制。
4 D% B( J4 v* t: P3 E$ j bore ― the internal diameter of the cylinder.
) e$ P% B- A, s: B2 w' I 缸徑 - 汽缸的內徑。
b0 T8 q/ B4 ~) w swept volume ― the volume between TDC and BDC.
) t$ \" v* Y0 \5 ? 有效容積 - 上止點和下止點之間的體積。
$ g) J. f$ }7 C' _" a) E# Y engine capacity ― this is the swept volume of all the cylinders, e.g. a four-cylinder engine having a capacity of two liters (2000 cm3). f, G. n! J9 b# R+ Z- g2 n
has a cylinder swept volume of 500 cm3." m' y( O v1 G- F+ w0 I) }; N+ J
發動機排量 - 這是全部汽缸的有效容積,例如一臺排量為兩公升(2000 cm3)的4個汽缸的發動機每一個汽缸的有效容積為500 cm3。5 ^% n0 u. p8 J. k. _# B
clearance volume ― the volume of the space above the piston when it is at TDC.9 e" u- \; |- x; x( q( R2 A T( F
間隙容積 – 當活塞位于上止點時,活塞頂上面的氣缸空間。6 S6 g6 S4 e( ^% D( k! q
compression ratio = (swept vol + clearance vol)/(clearance vol)( d, ] c1 N- o0 H
壓縮比 = ( 有效容積 + 間隙容積 ) / ( 間隙容積 ); A/ @3 f5 K/ \- K. @( v1 |
two-stroke ― a power stroke every revolution of the crank.
$ O8 M! |: i! _& C4 B 二沖程 – 曲柄旋轉一圈作功一次。. ?1 E X- E: V% X' ]
four-stroke ― a power stroke every other revolution of the crank., K8 W% @0 X2 [. @ u- C+ S( L; S
四沖程 - 曲柄旋轉兩圈作功一次。 |
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