中文摘要：

研究了比例阀控蓄能器对系统性能的影响，采用在蓄能器口串联比例阀的方式，建立了比例阀控蓄能器的数学模型；并针对蓄能器吸收压力冲击的功用，采用仿真分析的手段对数学模型作了验证。研究结果为蓄能器基础理论的完善、液压系统的设计及自适应型蓄能器的研究提供了理论基础。

英文摘要：

The proportional valve - accumulator system was studied based on the basic theory of accumulato, its mathematical model was set up, and the function of assimilating impulsion of the proportional valve-accumulator was studied by simulation analysis of the mathematical model.