RESERVOIR CHARACTERISTIC DESCRIPTION AND THE MAIN CONTROL FACTORS ANALYSIS OF CARBONIFEROUS VOLCANIC RESERVOIR IN CHEPAIZI PROMINENCE, JUNGGAR BASIN

Analyzed the volcanic reservoir Characteristic comprehensively,based on petrological analysis data、core analysis data and reservoir testing data etc.Summarized the main control index that affected volcanic reservoir by studying the relation among reservoir lithology、petrophysical property、and reservoir type.Combined the drilling well data、log data and well testing data,carried out a comprehensive evaluation on the volcanic reservoir property.And provided a clear advice to the area’s reservoir exploration based on the two dimensional spreading characteristics of the volcanic reservoir.