# A Study on the Influence of Tire Speed and Pressure on Measurement Parameters Obtained from High-Speed Tire Uniformity Testing

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## Abstract

**:**

## 1. Introduction

## 2. Tire Uniformity

#### 2.1. Tire Uniformity Definition

#### 2.2. Definition of Tire Uniformity Parameters

## 3. High-Speed Uniformity Testing Machine

#### 3.1. Working Principle of the High-Speed Uniformity Testing Machine

#### 3.2. Mathematical Model of Uniformity Testing Machine

_{0}and the x-axis on the tire plane; and R is the load wheel radius.

#### 3.3. Uniformity Parameter Signal Acquisition

#### 3.4. Method for Calculating Uniformity Parameters

## 4. High-Speed Uniformity Test and Analysis of Tires

#### 4.1. Relationship between Velocity and Uniformity Parameters

#### 4.1.1. Speed vs. RFV and H1RFV

#### 4.1.2. Speed vs. LFV and H1LFV

#### 4.1.3. Speed vs. SATV and H1SATV

#### 4.1.4. Speed vs. TFV and H1TFV

#### 4.1.5. Speed vs. OTTV and H1OTTV

#### 4.2. Relationship between Pressure and Uniformity Parameters

#### 4.2.1. Pressure vs. RFV and H1RFV

#### 4.2.2. Pressure vs. LFV and H1LFV

#### 4.2.3. Pressure vs. SATV and H1SATV

#### 4.2.4. Pressure vs. TFV and H1TFV

#### 4.2.5. Pressure vs. OTTV and H1OTTV

## 5. Conclusions

## Author Contributions

## Funding

## Conflicts of Interest

## References

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Speed (km/h) | RFV (N) | LFV (N) | TFV (N) | H1RFV (N) | H1LFV (N) | H1TFV (N) | SATV (N) | OTTV (N) | H1SATV (N) | H1OTTV (N) |
---|---|---|---|---|---|---|---|---|---|---|

120 | 213 | 59 | 208 | 152.9 | 25 | 148.4 | 15 | 19 | 12 | 15.1 |

140 | 258 | 43 | 285 | 194.4 | 27.9 | 232.2 | 22 | 27 | 16.8 | 20.3 |

160 | 322 | 74 | 417 | 247.1 | 33.2 | 356.4 | 36 | 31 | 22.6 | 27 |

180 | 390 | 67 | 577 | 310.9 | 39.2 | 503.2 | 38 | 41 | 28.6 | 35.7 |

200 | 446 | 44 | 729 | 388.5 | 34.6 | 652.1 | 38 | 58 | 34 | 48.6 |

220 | 538 | 39 | 846 | 470.7 | 11.8 | 757 | 35 | 71 | 34 | 70.5 |

240 | 803 | 149 | 935 | 553.4 | 128.8 | 845.5 | 22 | 114 | 13.7 | 114.5 |

Pressure (MPa) | RFV (N) | LFV (N) | TFV (N) | H1RFV (N) | H1LFV (N) | H1TFV (N) | SATV (N) | OTTV (N) | H1SATV (N) | H1OTTV (N) |
---|---|---|---|---|---|---|---|---|---|---|

0.16 | 217 | 65 | 194 | 149.9 | 34.3 | 145.2 | 17 | 23 | 12.5 | 18 |

0.20 | 213 | 59 | 208 | 152.9 | 25 | 148.4 | 15 | 19 | 12 | 15.1 |

0.24 | 225 | 52 | 216 | 158.7 | 21.6 | 151.1 | 15 | 18 | 11.5 | 12.8 |

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**MDPI and ACS Style**

Du, M.; Sun, P.; Zhou, S.; Huang, H.; Zhu, J.
A Study on the Influence of Tire Speed and Pressure on Measurement Parameters Obtained from High-Speed Tire Uniformity Testing. *Vehicles* **2020**, *2*, 559-573.
https://doi.org/10.3390/vehicles2030031

**AMA Style**

Du M, Sun P, Zhou S, Huang H, Zhu J.
A Study on the Influence of Tire Speed and Pressure on Measurement Parameters Obtained from High-Speed Tire Uniformity Testing. *Vehicles*. 2020; 2(3):559-573.
https://doi.org/10.3390/vehicles2030031

**Chicago/Turabian Style**

Du, Meng, Pengfei Sun, Shuiting Zhou, Hongwu Huang, and Jie Zhu.
2020. "A Study on the Influence of Tire Speed and Pressure on Measurement Parameters Obtained from High-Speed Tire Uniformity Testing" *Vehicles* 2, no. 3: 559-573.
https://doi.org/10.3390/vehicles2030031