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利用含水层间水位差进行流量测井,评价含水层是水文地质勘探的新方法。在目前的水文地质勘探过程中,对含水层的评价,主要依靠在野外对钻孔揭露的含水层分层逐次地进行机械抽水。取得各含水层涌水量与水位降深资料,从而计算各含水层的渗透系数,参与矿井涌水量的预算,以了解含水层对矿井的影响程度。含水层的分层逐次抽水工作,其设备笨重,施工困难,耗费成本高,不能适应野外地质勘探的要求。如沉积
The use of water level difference between aquifers for logging and evaluation of aquifers is a new method for hydrogeological exploration. In the current hydrogeological exploration process, the evaluation of the aquifer mainly depends on the mechanical pumping of the aquifer layer exposing the borehole in the field. Obtain data of water inflow and depth of each aquifer, and calculate the permeability coefficient of each aquifer, and participate in the budget of the mine inflow, in order to understand the influence of the aquifer on the mine. The stratification of aquifers is pumped successively, and its equipment is bulky, construction is difficult, and the cost is high, which cannot be adapted to the requirements of field geological exploration. As deposited