CWR
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INFLUENCE OF VEHICLE INDUCED LOADS ON THE LATERAL STABILITY OF CWR TRACK
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1. Welded turnout is one of the key techniques of CWR track.
跨 区间 无缝 线路的关键技术。
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2. In the end, fuzziness of CWR stability safety limit is discussed.
最后,探讨了无缝线路稳定性安全界限的模糊性。
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3. Based on the interaction, the analysis of the longitudinal force of no 38 turnout connected with CWR is made.
采用建立在导轨、心轨与基本轨相互作用基础上的纵向力计算方法,对3 8号无缝道岔纵向力进行了计算分析。
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4. The rheological theory research of CWR in former Soviet Union is introduced and the defect of the research is pointed out.
本文对原苏联无缝线路(简称CWR)的流变理论研究进行了介绍,并指出了其研究的不足。
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5. The author applies generalized variational methods to calculate the additional expansion and contraction forces of CWR on bridge.
用广义变分法来计算桥上无缝线路附加力,提出了研究桥上无缝线路附加力计算的新方法。
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6. The variability of weather and climate is a cause of considerable stress to CWR track which has influence on the stability of rail.
自然环境条件下的温度变化会在钢轨内部产生拉伸应力,影响无缝线路轨道的稳定性。
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7. Due to the interaction between railway Bridges and CWR, the longitudinal forces of CWR are passed to the piers through the structure of the bridge.
桥上无缝线路的纵向力,由于梁轨相互作用,将通过桥跨结构传递到桥梁的墩台上。
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8. In order to guarantee the safety and stability of high-speed train, the study of continuous welded rail (CWR) tracks has become more and more important.
为了保证无缝线路轨道的使用寿命及确保行车安全,对于无缝线路技术的研究显得越发重要。
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9. Through simulation of the 2-roll cross wedge rolling (CWR), the temperature and strain fields, and the distribution of grain size and so on, were obtained.
采用该模型对二辊楔横轧成形工艺进行仿真计算,得出了轧后工件的温度场、变形场、高温奥氏体晶粒尺寸分布等。
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10. The feasibility of the CWR forming of involute gear-shaft is analyzed and the hypothesis of the kinematically admissible velocity field in the wedging zone is verified.
同时对渐开线齿轮轴楔横轧成形的可行性进行了分析,对成形区的动可容速度场假设进行了验证。
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11. They have theoretical guide and significance further to investigate the micro-structural evolution law and predict accurately on comprehensive mechanical property of CWR product.
所分析内容为进一步研究材料内部微观组织演变规律,准确预测楔横轧产品综合机械性能具有理论指导意义。
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12. However, researching on the process of CWR of hollow shaft parts is mainly to take use of experiments, even using finite element method is really few and scattered without systemic analysis.
人们对空心轴类件楔横轧过程的研究大多采用实验的方法,即使采用有限元理论也是非常零碎的,并未系统地研究空心轴类件的楔横轧过程。
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13. When a turnout is connected with CWR through welded joints, the longitudinal rail temperature force ACTS directly on the frog and the switch section along with the variation of rail temperature.
道岔与无缝线路焊接后,随着轨温的变化,长钢轨纵向温度力将直接作用于道岔的撤叉和转撤部分。
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14. Finally, FEM simulation technology is introduced into CWR process debugging and its simulation result is analyzed. The fault diagnose for CWR pieces is also summarized and can be used as reference.
最后,将有限元数值模拟技术引入到楔横轧模具与工艺调试中,阐述了虚拟调试的过程和分析了有限元模拟结果,概括了轧件缺陷诊断分析模块可作为技术人员提供参考。
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15. Finally, FEM simulation technology is introduced into CWR process debugging and its simulation result is analyzed. The fault diagnose for CWR pieces is also summarized and can be used as reference.
最后,将有限元数值模拟技术引入到楔横轧模具与工艺调试中,阐述了虚拟调试的过程和分析了有限元模拟结果,概括了轧件缺陷诊断分析模块可作为技术人员提供参考。
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