The first part of my thesis discusses the basic concepts and theories of project management ; the second part expounds the application of project management in phases of design procurement construction and start - up ; the third part is the essence of my paper . so - called management is that for a certain goal people do a series of works like making a decision , planning , organizing , coordinating , controlling etc to the target of management 本文的第一部分详细阐述了工程项目管理的基本概念和理论基础;第二部分对榆天化20万吨年甲醇技改项目管理在几个阶段(设计、采购、施工以及开车)的实施应用进行了充分地论述;第三部分则是本文的成果所在,本文作者应用赢得值原理,对榆天化20万吨年甲醇技改项目进行了费用进度跟踪分析,总结出了实际操作的方法和步骤,对工程公司具有一定的指导意义。