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基于X-RayCT技术的沥青混合料扫描影响因素及其优化研究

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Keywords: 道路工程,沥青混合料,CT图像质量,CT扫描参数,马歇尔试件

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Abstract:

通过225KV工业CT设备,研究沥青混合料试件尺寸、集料岩性、成型方式对扫描成像质量的影响,对常用的沥青混合料马歇尔试件扫描参数进行优化。研究结果表明试件尺寸越大,图像质量越差;花岗岩混合料最适合于后期图像处理分析;不同的成型方式对图像质量会产生一定影响。最后为马歇尔沥青混合料试件推荐了最佳的扫描参数组合,既能够提高扫描精度,也可以提高扫描效率。

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