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本发明属于测量技术,涉及对碳纤维用聚丙烯腈原丝生产过程中油剂浓度检测方法的改进。其特征在于,使用测量油剂折光指数的方法检测其浓度,检测步骤如下:获取油剂浓度与折光指数或者糖度的标准曲线;优化直线方程;取样;测量折光指数或者糖度并换算为浓度。本发明能
The present invention belongs to the measurement technology and relates to the improvement of the oil concentration detection method during the production of polyacrylonitrile strands for carbon fiber. The method comprises the following steps of: measuring the concentration of an oil agent with a refractive index or a sugar content; optimizing a linear equation; sampling; measuring a refractive index or a sugar content and converting the concentration into a concentration. The present invention can