基于EDEM-Fluent耦合的激光机械钻头井底流场与排屑性能研究

李琴,雷雨薇,孙浩翔,代茂林,陈科

Study on downhole flow field and chip removal performance of laser mechanical drill bit based on EDEM-Fluent coupling

Qin LI,Yuwei LEI,Haoxiang SUN,Maolin DAI,Ke CHEN

表1 岩屑和激光机械钻头的材料参数

Table 1 Material parameters of rock chip and laser mechanical drill bit

材料参数 岩屑 钻头 密度/(kg/m3) 2 672 7 850 泊松比 0.2 0.3 弹性模量/MPa 6.5×103 2.06×105