考虑全局中各个过程之间以及与公用工程之间的相互影响 ,扩展夹点分析法于全局系统 ,提出了一种系统的全局能量集成改造方法 .用该方法可进一步节省燃料或增加联产功 ,并应用实例证明了它的有效性 Considering the interaction between each process in the whole world and the public utility, this paper extends the pinch-point analysis method to the global system, and proposes a system of global energy integration reforming method, which can further save fuel or increase co-generation power , And proved its validity by using examples