Model and key technology of s8100 on - line condition monitoring and analytic system for 3 million ton heavy oil cracking unit " as well as its application in lanzhou petrochemical company is introduced in detail 摘要介绍了兰州石化公司炼油厂300万吨重催装置s8100机泵群在线监测和分析系统的模型和核心技术以及装置现场应用情况。