hydraulic impact meaning in English
水力冲击液压冲击
Examples
- In this paper , hydraulic impact that caused by the hydrodriving vibration compactor in the course of the starting vibration and the measures of reducing the hydraulic impact were studied
本文对液压传动振动压路机起振过程的液压冲击机理及其防治措施进行了研究。 - In order to decreasing hydraulic impact , the principle is analyzed to eliminate or increase hydraulic impact by means of changing eccentric lump structure to cut down the inertia force of starting , changing the pressure of pilot electromagnetic relief valve and changing the parameters of accumulator
为了减小液压冲击，本文分析了用改变偏心块结构减小起振惯性力的方式、用改变先导式电磁溢流阀溢流压力方式和改变蓄能器参数方式消除或减小液压冲击的原理。 - On the basis of analyzing the reason that produce hydraulic impact , the dynamics of vibration wheel of vibration compactor and dynamics of vibration hydraulic system were analysed , the mathematics model of vibration hydraulic system was set up and its output models for pressure and flow were deduced
在分析液压冲击产生原因的基础上，进行了振动压路机振动轮的动力学分析和振动液压系统的动态分析，建立了振动液压系统的数学模型，同时推导出系统压力和流量的输出模型。 - Finally , being aimed at a certain machine model , a experiment research about the means of relief valve to reduce hydraulic impact is carried out , which prove the founded prove founded mathematics model . also , some pending coefficient are amended and the optimum pressure of relief valve is determined . at the same time , a experiment and emulation research about the means of accumulator to decrease hydraulic impact is carried put , in which the optimum pneumatic pressure and the optimum primitive capacity of accumulator were determined
最后针对某一具体机型，对用溢流阀方式减小液压冲击进行了实验研究，验证了所建立的数学模型并修正了待定系数，确定了溢流阀的最优调定压力；对用蓄能器方式减小液压冲击进行了实验和仿真研究，确定了蓄能器的最优充气压力和最优初始容积。 - Thirdly , it simulated the pumping circuit & dividing circuit with the widely used software matlab / simulink . the displacement of the rod piston and the impact of hydraulic are analyzed in the different input flow ( frequency of pump ) and different reversing time . it found out the cause of hydraulic impact ( one - to - one incorrespondence between the response time of dividing circuit and the operation time of rod piston ) , and gave some methods to weaken hydraulic impact . in the final part of the paper , the reliability of the theory analysis is further verified by the experiment of hydraulic system
首先在流变学原理的基础上，深入分析混凝土在输送管道内的流动状态，得出混凝土泵的负载特性方程；然后根据功率键合图的建模方法，建立泵送回路和分配回路的数学模型，并运用仿真软件matlab simulink对泵送和分配回路模型进行了仿真，分析了在不同的输入流量(泵送频率)和换向时间下，活塞杆的位移和系统的液压冲击情况，找到了引起液压冲击的根本原因(即分配回路的响应时间(固定值)与活塞杆的运动时间(变化值)不相匹配) ，并提出了相应的改进方法。