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Design and application of vibration performance testing system for commercial vehicles

Nan Xiang

Nan Xiang

Anhui Vocational College of Defense TechnologyLu′an, China
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Xiang, Nan
 et 
Shaodong Wei

Shaodong Wei

China Orient Institute of Noise and VibrationBeijing, China
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Wei, Shaodong
  
08 avr. 2021
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Publié en ligne: 08 avr. 2021
Pages: 189 - 200
Reçu: 27 nov. 2020
Accepté: 31 janv. 2021
DOI: https://doi.org/10.2478/amns.2021.1.00029
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© 2021 Nan Xiang et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Fig. 1

Hardware composition diagram of the system.
Hardware composition diagram of the system.

Fig. 2

Software structure design.
Software structure design.

Fig. 3

System operation flow chart.
System operation flow chart.

Fig. 4

Composition of test and analysis system and signal acquisition instrument.
Composition of test and analysis system and signal acquisition instrument.

Fig. 5

Location of vibration test points.
Location of vibration test points.

Fig. 6

Conversion curve of valid values at different speeds.
Conversion curve of valid values at different speeds.

Fig. 7

Conversion curve of maximum at different speeds.
Conversion curve of maximum at different speeds.

Fig. 8

Waveform and spectrum of each measuring point at a speed of 30 Km/h.
Waveform and spectrum of each measuring point at a speed of 30 Km/h.

Fig. 9

Waveform and spectrum of each measuring point at a speed of 60 Km/h.
Waveform and spectrum of each measuring point at a speed of 60 Km/h.

Fig. 10

Waveform and spectrum of each measuring point at a speed of 80 Km/h.
Waveform and spectrum of each measuring point at a speed of 80 Km/h.

Fig. 11

Waveform and spectrum of each measuring point at a speed of 100 Km/h.
Waveform and spectrum of each measuring point at a speed of 100 Km/h.

Test point installation location_

Point 1 Point 2 Point 3 Point 4 Point 5 Point 6 Point 7 Point 8
Vertical direction of first beam Vertical direction of door frame Vertical direction of engine The front axle corresponds to the vertical direction of the frame Vertical direction of transmission Vertical direction of rear axle Horizontal direction of rear axle (front and back) The rear axle corresponds to the vertical direction of the frame

Vibration test conditions_

Test pavement Condition 1 Condition 2 Condition 3 Condition 4 Condition 5 Condition 6 Condition 7 Condition 8
Asphalt road 30Km/h 35Km/h 40Km/h 45Km/h 50Km/h 55Km/h 60Km/h 65Km/h
Test pavement Condition 9 Condition 10 Condition 11 Condition12 Condition13 Condition14 Condition15
Asphalt Road 70Km/h 75Km/h 80Km/h 85Km/h 90Km/h 95Km/h 100Km/h
Langue:
Anglais
Périodicité:
1 fois par an
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Sciences de la vie, Sciences de la vie, autres, Mathématiques, Mathématiques appliquées, Mathématiques générales, Physique, Physique, autres
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