Gear Noise and Vibration Episode 1 Part 5 docx

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 ... 30). 20 10 0 10 20 time in milliseconds Fig 5. 3 Prediction of contact force variation with time with helical gear. Prediction of Dynamic Effects 69 -13...

Ngày tải lên: 05/08/2014, 09:20

Gear Noise and Vibration Episode 1 Part 4 docx

... Static T.E. 53 00000 00000 00000 00020 00 050 00060 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 00 050 00030 0 010 0 00700 0 0 12 0 0 0 0 18 0 0 0 0 24 0 ... gears. The x direction is the axial direction and y is along the pressure plane in the direction of motion of the contact points. 52 Chapter 4 17 o 16 .5 E 16...

Ngày tải lên: 05/08/2014, 09:20

Gear Noise and Vibration Episode 1 Part 6 docx

... car engine and gearbox, the supports to take the torque reaction may be spaced 1 m apart and at a full engine torque of 200 N m with 4 :1 first gear ratio and 3. 75 :1 final ... acceleration output is about 10 1 mV/pC x 25 pC/g or 250 0 mV/g acceleration and so 250 mV per m s" 2 and the velocity sensitivity is then 250 mV per mm s&quo...

Ngày tải lên: 05/08/2014, 09:20