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对目前使用的RTR系统中存在的问题进行了分析,指出影响RTR系统测试精度的主要原因是高速运动分析仪的图像分辨率太低及X射线系统本身造成的系统误差。总结了提高RTR系统测试精度的措施,包括提高变压器的稳压性能,改进实验器设计水平,提高试车台架的刚性以及运用图像处理技术等,将这些改进措施应用于SRM燃烧室凝相粒子运动规律的实验研究,取得了比较明显的效果。
The problems existing in the RTR system currently used are analyzed, and the main reasons that affect the test accuracy of the RTR system are that the image resolution of the high-speed motion analyzer is too low and the systematic errors caused by the X-ray system itself. The measures to improve the test accuracy of the RTR system are summarized, including improving the voltage regulation performance of the transformer, improving the experimental design level, enhancing the rigidity of the test bench and using the image processing technology. These improvements are applied to the coagulation particle movement The experimental study of law has achieved obvious effects.