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介绍了采用新型剪切应变传感器(称重轨)设计的铁路货车动态超偏载检测装置,给出了系统的检测原理及硬件和软件设计。该装置采用轮扫描、轴计量的检测方式,结构简单,检测精度高,安装维护成本低,在试验中取得了较好的效果。
The dynamic overloading and underloading detection device for railway wagons with a new type of shear strain sensor (weighing rail) is introduced. The principle of detection and hardware and software design of the system are given. The device adopts the method of round scanning and axis measurement, has the advantages of simple structure, high detection precision, low installation and maintenance cost, and good effect in the experiment.