液壓沖擊 的英文怎麼說
中文拼音 [yèyāchōngjī]
液壓沖擊
英文
hydraulic shock-
Research to the hydraulic impulsion simulation for concrete pumps
混凝土輸送泵換向液壓沖擊模擬研究Study of the impulsion frequency of self - feedback hydraulic impulsion tool
自反饋式水下液壓沖擊器沖擊頻率的確定Fuzzy control of nitrogen inflating hy draulic impactor
氮爆式液壓沖擊器模糊控制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
首先在流變學原理的基礎上，深入分析混凝土在輸送管道內的流動狀態，得出混凝土泵的負載特性方程；然後根據功率鍵合圖的建模方法，建立泵送迴路和分配迴路的數學模型，並運用模擬軟體matlab simulink對泵送和分配迴路模型進行了模擬，分析了在不同的輸入流量（泵送頻率）和換向時間下，活塞桿的位移和系統的液壓沖擊情況，找到了引起液壓沖擊的根本原因（即分配迴路的響應時間（固定值）與活塞桿的運動時間（變化值）不相匹配） ，並提出了相應的改進方法。Travel mechanism of each track consists of a variable two - speed piston motor, a planetary reducer and a parking brake ， travel brake buffer valve is mounted on motor to reduce hydraulic shock
每側履帶的行走機構由一個變量雙速柱塞馬達、行星減速器和制動器組成，行走制動緩沖閥與馬達一體安裝，吸收了行車時由於制動或載荷變化帶來的液壓沖擊。The liquid presses to increase to press to note the pump is introduced and the liquid to press to increase to press to note the pump work principle of water and the amount of row adjustable is described, combine to press the impact to the liquid, problems are analysed for the theories dynamic state characteristic to the liquid also
摘要分析了機械增壓注水泵存在的問題，介紹了液壓增壓注水泵的結構、工作原理及所具備的排量可調等優點，並對液壓沖擊、噪聲等問題進行了理論動態特性的分析。Hydraulic pound, vibrate, noise and cavitation are the main difficult problems in water hydraulic valves, and finite element numerical analysis is proved to be an effective computational method, so numerical simulation and visualizing research on the flow field in water hydraulic valves by applying finite volume method is very important
水壓閥中的液壓沖擊、振動、噪聲以及水壓閥中的氣蝕是研製水壓閥存在的主要難題，而有限體積數值計算方法又被證實是一種可行而有效的流場計演算法，因此應用有限體積法對水壓閥閥道內流場進行數值模擬和可視化研究，是非常有意義，也是非常重要的。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
最後針對某一具體機型，對用溢流閥方式減小液壓沖擊進行了實驗研究，驗證了所建立的數學模型並修正了待定系數，確定了溢流閥的最優調定壓力；對用蓄能器方式減小液壓沖擊進行了實驗和模擬研究，確定了蓄能器的最優充氣壓力和最優初始容積。In the way based the scientific and tecdrical talks on i presided at and panicipated in, the graduation theis included a p1entful thets in recent years wtll be divided into three parts for depiction conxteniently and clearly, according to the content as fo1lowsf ( l ) the study of shock compression properties with the drixtiir - liquid co and n, experimentally ( 2 ) the study of the phenomenon of excess heat produced by deuteriurn atoms entering into the lattice of titaluxn experimentally ( 3 ) the calcujation for the electronic structure and energy of hydrogen atoms cluster ffi. the mainstream in the first part of the paper is to exposure some experimental tecndques in high pressure and high temperatur shock compression physics, including by using a cryo - target cooled down circulating steaxned n, to condense the well - proportioned mixed liquid sample from pure gas co and n = with equal molar voiurne
根據近幾年所承擔和參加的科研任務，將研究成果總結寫成的論文按以下三個部分敘述： （ 1 ）液體co和n _ 2混合物沖擊壓縮特性的實驗研究（由國防科技重點實驗室基金項目96js75 . 2 . 1 . jw1902資助） （ 2 ）重氫原子進入鈦晶格中引起過熱現象的實驗研究（由國家自然科學基金10145002資助） （ 3 ）氫原子團簇h _ 9的電子結構與能量計算第一部分以高溫高壓沖擊波物理實驗為主，採用自行研製的低溫循環汽冷靶冷凝制樣技術由高純co和n _ 2氣體獲取等摩爾體積均勻混合的液體沖擊初態樣品。In this paper, the impact of hydraulic of the concrete pump is researched
本文對混凝土泵車液壓系統的液壓沖擊進行了研究。Analysis of hydraulic surge in hydraulic - drive reciprocating pump
液壓驅動往復泵中的液壓沖擊現象分析Hydraulic pressure percussion drill
液壓沖擊鉆Study on behavior of nitrogen inflating hydraulic impactor system with field test
氮爆式液壓沖擊器系統性能實驗研究Analysis and measures for hydraulic impulse of open hydraulic system in concrete pump
混凝土泵開式液壓系統液壓沖擊分析與對策Methods : the graded model of rats was set up by using the dev ice of the improved fluid - percussion model, then we observed the changes of bra in tissue of rats
方法：採用自行改進的液壓沖擊模型裝置產生大鼠液壓沖擊腦外傷模型，對大鼠腦組織進行肉眼和光鏡觀察。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
本文對液壓傳動振動壓路機起振過程的液壓沖擊機理及其防治措施進行了研究。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
為了減小液壓沖擊，本文分析了用改變偏心塊結構減小起振慣性力的方式、用改變先導式電磁溢流閥溢流壓力方式和改變蓄能器參數方式消除或減小液壓沖擊的原理。Therefore, the shock compression area for mixed liquid is expanded forcefulty
從而大大擴展了混合液體沖擊壓縮實驗的范圍。Study on computer aided test and control system for hydraulic impactor
液壓沖擊機械計算機輔助測控系統研究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
在分析液壓沖擊產生原因的基礎上，進行了振動壓路機振動輪的動力學分析和振動液壓系統的動態分析，建立了振動液壓系統的數學模型，同時推導出系統壓力和流量的輸出模型。分享友人