论文部分内容阅读
石化产业是我国工业生产的支柱型产业,尤其是大中型石化企业在我国的国民生产总值中占有着极大的比重,随着电子计算机技术的普及,越来越多的技术化生产设备已经指向工业生产,为其带来更大的利益。PLC变频器技术对于大中型石化企业电气自动化管理与控制系统改造具有重要意义,能取得明显的技术经济收益。该文在对变频器应用与大中型石化企业生产关联性分析的基础上,介绍了西门子S7系列变频器的实际应用。
Petrochemical industry is a pillar industry in China’s industrial production, especially large and medium-sized petrochemical enterprises in our country’s gross national product occupies a large proportion, with the popularity of computer technology, more and more technical production equipment has been Point to industrial production, bring greater benefits to it. PLC inverter technology for large and medium-sized petrochemical enterprises automation and control of electrical automation system transformation is of great significance, can achieve significant technical and economic benefits. Based on the analysis of the application of inverter and the production of large and medium-sized petrochemical enterprises, this paper introduces the practical application of Siemens S7 series inverter.