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1. Oil Pump Rotor Whine noise comparison in NVH cell

1. Oil Pump Rotor Whine noise comparison in NVH cell. 12 th order. 36 th order. Rotor width 22.14mm. Rotor width 18.4mm (nominal backlash). Rotor width 18.4mm (Backlash MMC module). 24 Order. 12 Order. 36 Order. Rotor width 18.4mm (Backlash LMC module). Rotor width 22.14mm

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1. Oil Pump Rotor Whine noise comparison in NVH cell

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  1. 1. Oil Pump Rotor Whine noise comparison in NVH cell 12th order 36th order Rotor width 22.14mm Rotor width 18.4mm (nominal backlash) Rotor width 18.4mm (Backlash MMC module) 24 Order 12 Order 36 Order Rotor width 18.4mm (Backlash LMC module) Rotor width 22.14mm (Scissors gear) (1) Higher oil pump mesh noise for 24th and 36th order (2) Increased oil pump rotor width shows higher mesh noise below 2500rpm

  2. 1. Oil Pump Rotor Whine noise comparison in NVH cell 36th order noise RH 1m LH 1m FRT 1m TOP 1m Under 30cm (1) 방향별 36차 소음의 크기 비교시 Under 30cm / LH1m / FRT 1m / RH 1m / TOP 1m 순임.

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