The physical model of airlift is given in this paper. The feasibility of the self-excited oscillation pulsed jet as breaker of the airlift is researched.

研究了气举的物理模型，探讨了自激振荡脉冲射流作为气举装置破碎器的可行性。

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To explain the generative mechanism of low pressure and mass flow self-excited oscillation pulsed jet, the nozzle optimized design range of structure and operation parameters was investigated.

为了揭示低压大流量下自激振荡脉冲射流清洗的脉冲发生机理，研究了这种工况下喷嘴结构和运行参数的优化设计范围。

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The physical and mathematical model of airlift is given in this paper. The feasibility of the self excited oscillation pulsed jet as breaker of the airlift is researched.

研究了气举的数学和物理模型，探讨了自激振荡脉冲射流作为气举装置破碎器的可行性。

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