作为当今五大钻探技术之一的液动冲击回转钻探的技术核心是液动冲击器。
Hydraulic rotary-percussion drilling is one of five important drilling techniques recently. Itstechnique nucleus is hydro-percussive tools.
液动冲击器工作性能是影响冲击旋转钻井技术现场应用效果的主要因素之一。
The working performance of the hydraulic percussion impactor is one of the main factors which affect its working effect in practice.
液动冲击器冲击回转钻进技术应用于地热井钻进中，可以数倍提高钻进速度。
The percussion and rotary drilling of hydraulic impactor may heighten drilling velocity several times, when it is been applying in drilling geothermic well.
并根据往复泵的能量方程推导了液动冲击器的单次冲击功、能量利用率和冲击频率的计算公式，并利用实测数据进行了验证。
The calculating formulas for the power of single stroke, utilization efficiency of energy and frequency of strokes are derived from the energy equation of the reciprocating pump.
并根据往复泵的能量方程推导了液动冲击器的单次冲击功、能量利用率和冲击频率的计算公式，并利用实测数据进行了验证。
The calculating formulas for the power of single stroke, utilization efficiency of energy and frequency of strokes are derived from the energy equation of the reciprocating pump.
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