本实用新型涉及钻井泥浆泵的泵阀。
The utility model relates to a pump valve of a well drilling mud pump.
介绍了一种钻井用新型泥浆泵—7 N B泥浆泵的结构特点、工作机理和研究情况等。
In this paper, the structure and working principle of the new drilling mud bump-7NB mud bump were introduced.
根据钻井水力学理论，在各井段最小排量确定的基础上，建立了泥浆泵泵压、泵功率预测模型。
According to the theory of drilling hydraulics, prediction model for mud pump was established on the basis of ensuring minimum flow rate.
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