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本文介绍了在喷射钻井中计算和确定各种钻井水力参数和泥桨流变参数相互适应的优选方法。其中包括:泥桨流变性、临界流速和“z”值、流变模式、净化能力、层流压耗、紊流压耗、钻头水力参数优选等。
This article describes the preferred method for calculating and determining the various hydraulic parameters of drilling and the rheological parameters of mud and paddle to be adapted to each other in jet drilling. Including: muddy rheology, critical flow rate and “z” value, rheological model, purification ability, laminar flow pressure loss, turbulent pressure loss, bit hydraulic parameters preferred.