基于改进射线法和决策树的压缩机排气温度控制系统  

Compressor discharge temperature control system based on improved ray method and decision tree

作　　者：曾华鹏 刘通 周曦国[2] 汤莉 王鹏 ZENG Huapeng;LIU Tong;ZHOU Xiguo;TANG Li;WANG Peng(College of Intelligent Manufacturing,Tianjin Sino-German University of Applied Sciences,Tianjin 300350,China;College of Computer and Information Engineering,Tianjin Normal University,Tianjin 300387,China;School of Science and Technology,Tianjin University of Finance and Economics,Tianjin 300222,China)

机构地区：[1]天津中德应用技术大学智能制造学院,天津300350 [2]天津师范大学计算机与信息工程学院,天津300387 [3]天津财经大学理工学院,天津300222

出　　处：《天津师范大学学报（自然科学版）》2020年第3期75-80,共6页Journal of Tianjin Normal University：Natural Science Edition

基　　金：国家自然科学基金资助项目(61572358);天津市重点研发计划科技支撑重点资助项目(18YFZCGX00670);2019年天津市企业科技特派员资助项目(19JCTPJC56300,19JCTPJC43000);天津中德应用技术大学科技培育重点资助项目(zdkt2014-001).

摘　　要：为提高涡旋压缩机的安全性和运行效率,基于改进射线法和决策树算法设计了一种压缩机排气温度控制系统.系统硬件采用STM32为监控核心,软件基于改进射线法和决策树设计.通过实时采集相关温度信息,利用改进射线法判定工况所在区域,并结合决策树提供有针对性的控制策略.实验结果表明,本系统可以根据相应工况采取对应的控制策略,排气温度可控制在设定值±2℃内.In order to improve the safety and operation efficiency of scroll compressor,a compressor discharge temperature control system based on improved ray method and decision tree is designed.STM32 is used as the monitoring core in system hardware,and the software is designed based on improved ray method and decision tree.According to the improved ray method,the working condition is located by real-time acquisition of relevant temperature parameters,and the pointed control strategy is provided according to the decision tree.The experiment results show that the system can adopt corresponding control strategy according to the working condition,and the discharge temperature can be controlled within±2℃of the set point.

关 键 词：涡旋压缩机 STM32 射线法 决策树 排气温度 

分 类 号：TP23[自动化与计算机技术—检测技术与自动化装置]