一种基于自适应控制的冷冻离心机温度控制算法

A Temperature Control Algorithm Based on Adaptive Control for Refrigerated Centrifuge

冷冻离心机的温度的控制是冷冻离心机的关键技术与技术难点.主要从冷冻离心机的结构特点、影响温度的变化因素等方面,提出了控制温度的数学模型和算法,阐述了温度变化规则,描述了温度的变化曲线.研究表明,将该算法应用在不同类型的冷冻离心机上,都能提高对冷冻离心机温度的控制精度,其精确度高达到-1<f(s)<+1度.

The temperature control is the key technology and technical difficulty of refrigerated centrifuge. Mainly from the aspects of the strueture characteristics of the refrigerated centrifuge and factors affecting the temperature, this article puts forward mathematical model and algorithm for controlling temperature, describes the rule of temperature change and the curve of temperature. The study shows that the algorithm can be applied to different types of refrigerated centrifuge, improving the performance of controlling the temperature with a precision as high as -1〈f（s） 〈＋1 degree.