[問題] 為什麼F1拉轉速可以這麼快？
一般市售車原地空檔拉轉都沒有F1在跑道上拉的快，
目前想到一個原因是排氣管的回壓，F1排氣管短很多口徑也較大，
排氣回壓較小
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※ 發信站: 批踢踢實業坊(ptt.cc)
※ 編輯: jia7 來自: 118.170.137.172 (10/14 13:26)
推
10/14 13:27, , 1F
10/14 13:27, 1F
．引擎會動的零件大概都要輕量化，從活塞 連桿 曲軸 凸輪軸 汽門 齒輪...
避免馬力耗在零件上，也利於轉速提升
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10/14 13:31, , 2F
10/14 13:31, 2F
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10/14 13:42, , 3F
10/14 13:42, 3F
．F1活塞行程短大概是40mm，市售2L引擎大約有85mm，
所以市售引擎1轉2個行程距離，F1可以跑4個行程也就是2轉以上
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10/14 14:02, , 4F
10/14 14:02, 4F
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10/14 14:05, , 5F
10/14 14:05, 5F
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10/14 14:15, , 6F
10/14 14:15, 6F
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10/14 14:15, , 7F
10/14 14:15, 7F
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10/14 14:25, , 8F
10/14 14:25, 8F
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10/14 14:32, , 9F
10/14 14:32, 9F
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10/14 14:42, , 10F
10/14 14:42, 10F
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10/14 14:42, , 11F
10/14 14:42, 11F
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10/14 14:43, , 12F
10/14 14:43, 12F
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10/14 14:44, , 13F
10/14 14:44, 13F
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10/14 14:44, , 14F
10/14 14:44, 14F
推
10/14 14:50, , 15F
10/14 14:50, 15F
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10/14 14:55, , 16F
10/14 14:55, 16F
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10/14 15:54, , 17F
10/14 15:54, 17F
推
10/14 16:41, , 18F
10/14 16:41, 18F
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10/14 16:44, , 19F
10/14 16:44, 19F
．F1活塞頭較薄，接觸汽缸的面積較小，磨擦力較小
．F1連桿是行程的兩倍長以上不容易對缸壁產生側向力
推
10/14 17:12, , 20F
10/14 17:12, 20F
推
10/14 17:32, , 21F
10/14 17:32, 21F
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10/14 17:32, , 22F
10/14 17:32, 22F
推
10/14 17:49, , 23F
10/14 17:49, 23F
推
10/14 18:11, , 24F
10/14 18:11, 24F
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10/14 18:12, , 25F
10/14 18:12, 25F
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10/14 18:18, , 26F
10/14 18:18, 26F
※ 編輯: jia7 來自: 118.170.137.172 (10/14 21:15)
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10/15 06:41, , 27F
10/15 06:41, 27F
推
10/16 07:24, , 28F
10/16 07:24, 28F
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