强研磨性地层中PDC钻头井底热-流-固三场耦合研究
祝效华,李聪,刘伟吉,谭宾,徐文

Study on bottom hole thermal-fluid-solid coupling of PDC bit in strong abrasive formation
Xiao-hua ZHU,Cong LI,Wei-ji LIU,Bin TAN,Wen XU
表2 PDC钻头材料参数
Table 2 Material parameters of PDC bit
材料

密度/

(g/cm3)

热导率/

(W/(m·℃))

比热容/

(J/(kg·℃))

PDC3.51543790
WC-Co15.00100230
钢7.8948450