In this paper,a novel parallel mechanism which can be used to evaluate body-to-bogie yawtorque is proposed.It can satisfy experimental testing for rotation resistance coefficient(RRC) with various types of bogies,different rotational speeds,and different states of air spring.Aiming at the problem that computing speed of Newton iterative method for solving rotational angle is incompetence to meet the real-time requirements,and also that other methods adopting physical device such as laser displacement sensor...
【英文摘要】
In this paper,a novel parallel mechanism which can be used to evaluate body-to-bogie yawtorque is proposed.It can satisfy experimental testing for rotation resistance coefficient(RRC) with various types of bogies,different rotational speeds,and different states of air spring.Aiming at the problem that computing speed of Newton iterative method for solving rotational angle is incompetence to meet the real-time requirements,and also that other methods adopting physical device such as laser displacement sensor...
【基金】
National Natural Science Foundation of China(No.51575232);
Jilin University Youth Science and Technology Innovation Fund,China(No.450060507032)
【更新日期】
2017-12-19
【分类号】
U270.33
【正文快照】
2 College of Communication Engineering,Jilin University,Changchun 130022,ChinaIntroductionIn recent years,the use of high-speed and heavy-loadrailw ay vehicles[1-2]become a main tendency,and thus higherrequirements of railw ay vehicle's dynamic performanc
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