1、

Sampling Direction: Transverse on tensile force and cold bending samples vertical on impact samples.

2取样方向: 拉力、冷弯样为横向,冲击样为纵向.

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2、

Concluded that vertical vibration test results in the section added in a constant, while the pitch and yaw vibration greater impact on the test results, laser beam in the number of less or more or obvious when the vibration the test results are not credible.

得出结论:垂直振动在断面检测结果中加进去一个常数项,而俯仰和横摆振动对检测结果影响较大,在激光束个数较少或振动较明显时检测结果是不可信的。

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3、
4、

Results show that the variation of impact loading distributions in the horizontal direction is not obvious but that decrease gradually with the vertical distance from bottom to top in the vertical direction.

迎水面冲击荷载分布沿水平方向变化规律不明显,沿竖直方向随着高度的增大而逐渐减小。

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5、

The results show that the vertical wheel/ rail impact can excite space vibration between wheel and rail, which leads to rail corrugation.

结果表明,轮轨垂向冲击可激起轮轨间横向与纵向的相对振动,从而导致轮轨磨耗数以较高频率变化,使钢轨产生波浪形磨耗。

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