Exhaust Pipe

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    21-Apr-2015
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EXHAUS DURASI DURASI 194 - 196 196 - 198 198 - 200

RPM 10.000 11.000 12.000 11.000 12.000 13.000

13.000 200 - 202 202 - 204 RUMUS DURASI EXHAUS T + R - L. PANJANG STANG PISTON 2 X R X T DURASI EXHAUS = ( 180 COS ) X2 A T=R+LE B R = STROKE DIBAGI 2 L = PANJANG STANG PISTON

14.000 15.000

14.000

C

E = TINGGI LOBANG EXHAUS DARI T.M.A PANJANG STANG PISTON Panjang stang piston : A + B + C PANJANG CONROD : 96mm

EXE : 1 YAMAHA F.1.ZR STROKE : 52mm

TINGGI EXHAUS : 26mm L = 96mm )X2

R = 52 : 2 = 26mm E = 26mm

T = 26 + 96 26 = 96mm

96 + 26 - 96. D = ( 180 COS 2 X 26 X 96

D = ( 180 COS O,135416666 ) X 2 D = ( 180 82,217 ) X 2 D = 97,782 X 2 = 195,565 DURASI EXHAUS = 196 11.000 RPM EXE : 2 STROKE : 52mm TINGGI EXHAUS : 25mm L = 96mm PANJANG CONROD : 96mm

R = 52 :2 = 26mm E = 25mm

T = 26 + 96 25 = 97mm

97 + 26 - 96. 2 X 26 X 97

D = ( 180 COS

)X2

D = ( 180 COS O,172283901 ) X 2 D = ( 180 80,079 ) X 2 D = 99,921 X 2 = 199,842 DURASI EXHAUS = 200 13.000 RPM

*

EXHAUST PIPE *

ED X 42545. L= R P M L = PANJANG IDEAL KNALPOT . ( dari PISTON sampai pertengahan CONE BAFLE ). ED = Exhaust Durasi RPM = Putaran mesin pada Exhaust Durasi EXE : 1 EXHAUST : 26mm DURASI : 196 L= EXE : 2 196 X 42545. = 758mm 11.000 RPM : 13000 RPM : 11.000

EXHAUST : 25 mm DURASI : 200 L= 200 X 42545. = 654.5 mm 13.000

* HEADER 40mm

Port dalam exhaust : 100cc 140cc 140cc 175cc Panjang haeder :

34mm

40mm 46mm

7.8 8.8 x Port exhaust

Sudut header : 1 2 max ( road race ) . 2 3 max ( motocross )

* FLANK .

Jarak antara piston dan header : 60mm 80mm

* DIFFUSER

Sudut Diffuser :

Stage 1 = 6.5 7.5 Stage 2 = 4.5 ; 7.5 Stage 3 = 4.5 ; 7.5 ;

9 10

*BELLY Belly 2 3 X Port exhaust L ( Header + Diffuser + Bafle ) *BAFLE *STINGER DALAM PIPA 19mm 23mm < Bafle 9 - 12

Panjang belly =

PANJANG PIPA

125cc 145cc ------ 150mm 265mm 145cc 175cc ------ 150mm 320mm 22mm 27mm * TIDAK DIPERBOLEHKAN MULAI MENCOBA DENGAN PIPA KECIL DAN PANJANG / PIPABESAR DAN PENDEK DILUAR DARI DATA * UNTUK ROAD RACE. PANJANG STINGER DISARANKAN JANGAN MELEBIHI 150mm & MEMAKAI PIPA TERKECIL PADA DATA .

L=

ED X 42545 R P M

P I S T O N

D1 FLANK

D2 D3 DIFFUSER

HEADER

BEL Y

D1 = PORT EXHAUS / CONE KECIL HEADER D2 = CONE BESAR HAEDER / CONE KECIL DIFFUSER D3 = CONE BESAR DIFFUSER / BELLY / BESAR BAFLE D4 = STINGER

* EXE 1 : ED = 196 HEADER = 70mm .

RPM = 11.000 = PORT EXHAUS = 40mm . PANJANG = 8 X . < SUDUT = 1.5 FLANK

DIFFUSER = < SUDUT 1 STAGE = 7 . BELLY BAFLE = BELLY 2.5 X PORT EXHAUS . = < 11 .

STINGER = 23mm .

B

B

C C

( B-B) X 2 Cot A

C=

+ C

*HEADER* Panjang total header = P . H = 40mm X 8 = 320mm 320mm 70mm = 250mm D1 = 40mm D2 = [ ] + D1 PH X 2 . D2 =[ COT H

Panjang header efektif =

250 X 2 . ] + 40 = 53.1 mm 53 mm 38.19

*DIFFUSER* D3 = 40 X 2.5 = 100 mm Panjang diffuser . = P . Diff = ( 8,1443 = 191 mm *BAFLE* Panjang baffle total = P . Baf . T . = ( 5,1446 = 257 mm *BELLY* Panjang belly = L ( P.H + P.Diff + ) = 118 mm D3 D2 ) X COT . Diff . 2 P . Diff = ( 100 53 )X 2

D3 ) X COT. Baf 2

P . Baf . T = (

100 2 )X

)

P.Baf 2

257,2 P . Bel = 758 ( 320 + 191.4 + 2

*CARA MEMBUAT CONE*

*BAFLE* D3 D4 ) X COT . Baf 2 P . Baf e = ( 100 23 ) X 2

Panjang Bafle efektif = P.Baf e = ( 5,1446 = 198 mm

DIMENSI BAFLE : A.B = 257,2 mm B.C = 50 mm A.C = A.C = A.B + B.C A.C = 257 + 50 = 68549 A.C = 68549 = 262 mm A.B1 = A.B B.B1 = 257 198 =59 mm B1.C1 = 11,5 mm A.C1 = AC1 = A.B1 + B1.C1 A.C1 = 59,2 + 11,5 = 3636,89 A.C1 = 3636,89 = 60,3 mm

B

B1 A C1

C

BAFLE TERBUKA :

MENCARI SUDUT A .1. C = X D

C = KELILING = 3.1416 D = BESAR CONE C = 3.1416 X 100 = 314,16 2. = C/r r = A.C = 314.16 = 1.199 RADIANS 2623.

1.0 RADIANS = 57,3 < A = 1,199 X 57,3 = 68,7

C1

A

C

* CARA MEMBUAT CONE HEADER

AB = ( D2) X COT. H = ( 53 X 38.19 =1012mm )2 2

BC = 26.5mm

AC = AB + BC = 1012 + 26.5 = 1024917.09mm AC = 1024917.09 = 1012.35mm MENCARI SUDUT A C=XD = 166.5 = 0.1641012.3

C = 3.1416 X 53 = 166.5

= 0.164 X 57.3 = 9.4

MUFFLER

250mm 300mm

Modif knalpot std RX K

11

P = 40mm = 22 mm

Modif full std RX - K

P = 40mm = 19 mm

= 19 mm

Modif knalpot std F 1

9

Modif knalpot std 9 = 19 mm 80mm

60mm

DIPOTONG

= 19 mm

M

Modif muffler std

= 25 mm