全文内容

UM多体动力学仿真技术用于轮轨曲线啸叫研究

浏览数:193 
文章附图

泰国那黎宣大学公路和铁路卓越创新中心近期的一个研究项目:使用UM软件建立了四车编组的列车模型,进行了曲线通过工况模拟,配合实测数据,寻找啸叫发生的地方,并提出减缓啸叫的方案。


作者:

Thanasak Srisawas (1)

Songsak Suthasupradit (2)

Rattapoohm Parichatprecha (2)

单位:

(1) Master Student, Department of Civil Engineering, Center of Excellence for Road and Railway Innovation, Naresuan University,Thailand

(2) Center of Excellence for Road and Railway Innovation, Naresuan University, Thailand


研究内容:

- Determining the positions on the curve which occur the squealing noise

- Investigating the wheel-rail interaction behavior on those positions on the curve including the follows:   

        + Effect of Friction   

        + Contact force   

        + Effect of track stiffness   

        + Etc.

- Testing the suitable mitigate techniques

仿真工况:

- Track gauge: 1.435m

- Curve Configuration: Triple consecutive curves with 350m radius / 110mm cant

- Train speed: Approx. 70 km/h

- Trainset: 4 cars

- Rail: UIC60

- Wheel profile: S1002

- Rail supporting system: Track plinth

UM素材征集.png