Abstract:

The gray clustering method of gray system theory is introduced in this article. The gray characteristics of geological plays have carefully been studied. A thorough analysis and intensive research have also been made on parameters needed in gray clustering analysis. 17 plays which lie in Gudong oilfield, Zhanhua sag, Jiyang depression have been analyzed with the gray clustering method.The results show that some of them are favorable,and exploration practice has confirmed that this method is practicable.

Key words: gray clustering, Gudong area, plays evaluation, exploration application