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介绍了光全散射法测量原理,通过分析不同波长对消光矩阵中向量间关联程度的影响,建立矿尘粒径分布重建信息量软测量模型,提出了在全光谱特征范围内入射波长选取的方法,克服了传统单一波段范围内入射光波利用效率低的缺点,设计了光全散射矿尘粒径分布测量实验平台,对矿尘粒径分布测量结果进行了分析比较,验证了该方法的可行性与准确性。
The measurement principle of light total scattering method is introduced. By analyzing the influence of different wavelengths on the correlation degree between vectors in extinction matrix, a soft measurement model of particle size distribution and reconstruction information is established, and the method of selecting the incident wavelength in the full spectrum feature is proposed , Overcomes the shortcoming of low utilization efficiency of the incident light wave in the traditional single wavelength range, designs an experimental platform for measuring the particle size distribution of the light scattering particles, analyzes the measurement results of the particle size distribution of the dust and dust, and verifies the feasibility of the method With accuracy.