Gear Noise and Vibration Episode 1 Part 6 docx

Gear Noise and Vibration Episode 1 Part 6 docx

... frequency. B 2/tooth 3/tooth frequency Fig 6. 6 Sketch of responses to T.E. excitation as tooth frequency varies. Measurements 81 200 pF F303-99 36 20 mV/pC or 10 1 mV/pC 1 ms int. time 10 nF 0.33 \\-\ 10 0 kQ accel vel Fig ... Kennedy, C. and Pancu, C.D.P., Journal of Aeronautical Sciences, 14 , 19 47. p 60 3. 4. Ewins, D.J., Modal testing theory and...

Ngày tải lên: 05/08/2014, 09:20

Gear Noise and Vibration Episode 1 Part 4 docx

... 53 00000 00000 00000 00020 00050 00 060 00080 00090 0 0 0 11 0 0 0 0 13 0 0 0 0 14 0 0 0 0 16 0 0 0 0 13 0 0 0 0 11 0 00080 00050 00030 0 010 0 00700 0 0 12 0 0 0 0 18 0 0 0 0 24 0 0 0 0 30 0 0 0 0 35 0 0 0 0 37 0 0 Fig 4 .11 ... of helical gears. The x direction is the axial direction and y is along the pressure plane in the direction of motion of the contact poi...

Ngày tải lên: 05/08/2014, 09:20

Gear Noise and Vibration Episode 1 Part 5 docx

... pt slicew=facew/ 21 ;tanbhelx=0 .18 ;tthst = 1, 4e 10 ; % standard value relst=strelief*bpitch;tthdamp = Ie5; % eff.value at 10 000 rad/s Q = 14 ++ ss = (1: 21 );hor = ones( 1, 21) ; % 21 ... = Ie5; % eff.value at 10 000 rad/s Q = 14 +++ ss = (1: 21 );hor = ones( 1, 21) ; % 21 slices across face width line 17 x = ss - 11 *hor; %...

Ngày tải lên: 05/08/2014, 09:20