hydraulic valve 中文意思是什麼
hydraulic valve
解釋
水壓閥-
Auto parts : fuel injection system ( valve follower, plunger piston and fuel injection needle, etc. ), power train ( gear, rolling bearing etc. ), piston parts ( packing ring, gudgeon pin etc. ), cam shaft parts ( pin, bush, oscillation beam and some hydraulic components etc. ), others ( gate lock, accouterment etc. )
汽車零部件：燃料噴射系統（氣門挺桿） 、柱塞、噴油針等） 、動力傳動系統（齒輪、滾動軸承等） 、活塞部件（活塞環、活塞銷等） 、凸輪軸部件（銷、襯套、搖臂及部分液壓元件等）和其他部件（如門鎖、內飾等） 。 -
This paper supplied a new way through variable frequency variable speed ( vfvs ) to change its output flow rate and adding a constant - pressure - drop valve, which could solve the defects in hydraulic pressure servo control system, such as low efficiency in control system, short life, poor ability in resisting pollution, low efficiency in driving system and flow rate, pressure pulse. and this way was proved to be effective
本論文針對傳統伺服控制系統效率不高、元件壽命短、抗污染能力差、驅動系統效率低、存在流量及壓力脈動等缺陷，利用先進的交流變頻調速技術改變液壓泵轉速的容積調速新方法，提出了在液壓系統中加一個定差減壓閥的新思路，較好地解決了液壓伺服系統存在的上述問題。 -
Dynamic characteristics of a new hydraulic balance valve
新型液壓平衡閥動態特性研究 -
Experimental research on a hydraulic exciter with rotating valve control
一種旋轉閥控液壓激振器的實驗研究 -
Hydraulic flapper - nozzle servo - valve is the most important component in hydraulic control systems. it is used very widely in industrial and aerospace application fields because of its high responding speed
噴嘴擋板伺服閥作為伺服控制元件，是閉環電液伺服控制系統中最重要的核心元件。 -
Therefore the output magnetic torque of torque motor can be increased. in this paper, mathematical model of hydraulic flapper - nozzle servo - valve is introduced. the mathematical model of magnetic fluid is built according to the reference introduction
本文給出了噴嘴擋板伺服閥的數學模型，對作用於伺服閥力矩馬達的磁流體數學模型進行了推導，給出了添加磁流體的噴嘴擋板伺服閥的數學模型。 -
But sometimes self - excited oscillations and noise may appear in hydraulic flapper - nozzle servo - valve if its construction is not selected very correctly. if self - excited oscillations and noise appear in hydraulic servo - valve, the performance of hydraulic control systems may lose stability
因它具有非常快的響應速度，所以是目前應用最廣泛的伺服閥，但它也存在自激現象，容易產生自激噪聲和振蕩，嚴重影響伺服控制系統的穩定性。 -
Valve - controlled hydraulic ram
閥控水錘泵 -
First, according to the design requirement of hydraulic valve, the particular parameter of the valve is put forward, and the navier - stokes equation of the two - dimension impressible viscid fluid in the hydraulic valve is set up
本文選擇液壓閥中的溢流閥為具體研究對象。根據溢流閥的性能要求，確定了閥的具體參數，完成了溢流閥的設計。 -
The main products of our company : series of mining emulsion pump station, series of electric haulage shearer, sparying pump station, series of mining flame - proof vacuum / air electromagnetic starter, series of mining vacuum / air feeding switch, series of mining fame - proof and natural - safe. type ac soft starter, series of hydraulic stand valve and pipe system, high flow rate quick - moving valve, the new product nearing into market - the hydraulic support electric - control system, mining electric drill, hydraulic valve test table, electric performance test table
公司主導產品為：系列電牽引採煤機、系列礦用乳化液泵站、噴霧泵站、礦用隔爆兼本質安全型交流軟起動器、系列礦用隔爆真空、空氣電磁起動器、系列礦用真空、空氣饋電開關、系列液壓支架閥類及管路系統、大流量快速移架閥、即將投入市場的新產品? ?液壓支架電液控制系統、煤電鉆系列、液壓閥試驗臺、電性能試驗臺等。 -
Abstract : the structure and the working principle of electronic - hydraulicvalve are analysed and the p - i ( pressure - control current ) characteristic equation of electronic - hydraulic valve is derived
文摘:通過對電液閥結構與工作原理的分析，導出了電液閥的p ? i （壓力?控制電流）特性方程式。 -
Computer auxiliary study on cavitation and damage in hydraulic valve abstract applicant : li zhibo supervisor : associate professor hu guoqing professor lin qi a phenomenon of cavitation and damage in flow field and the principle of cavitation and damage in hydraulic valve and its influencing factors are studied in the paper
所以液壓閥內的空蝕空化研究是經濟建設中一個非常重要的課題。本文討論了流場內部的空蝕空化現象的形成機理及影響因素，主要針對液壓閥內空蝕空化現象進行研究。 -
We first analysis and model the stick failure of hydraulic valve and propose a new non - sensor detection method. we verify its validity by simulation and practical experiments. the experiment shows that this method can well identify the stick failure and do pre - diagnose
論文首先對液壓閥卡澀、卡緊這一類重要故障現象進行了機理分析和建模，提出了基於電反射的無傳感器檢測新方法，並通過模擬和具體實驗對其有效性進行了驗證。 -
Its control precision must fit a certain extent standard. now, proportional hydraulic valve which developed from the general hydraulic valve is applied in ali kind of control scopes. it uses proportional electromagnetic iron to change the electron signal into mechanical signal instead of the manual adjuster or general switch electromagnetic iron
現在工業生產中得到廣泛應用的比例液壓閥多是在普通液壓閥的基礎上，採用廉價而可靠的比例電磁鐵作為電-機轉換元件，把電氣控制信號轉為機械信號，以代替原閥內的手動調節器或普通開關式電磁鐵。 -
Dynamic calculation of the hydraulic valve gear
液壓氣閥機構的動力學計算 -
The distribution of cavitation parameter can be derived from the distribution of pressure, and on the basis of the distribution of cavitation parameter, the cavitation & damage in the hydraulic valve is decided
在流動的運動參數（ ? ） ， （ ? ） ， ，和壓力p的分步數值計算后，得到閥腔內流體流動規律與壓力分佈場。 -
By employing intelligent control, the pressure pump and electro - hydraulic valve are controlled by the host computer, therefore the influence on metering accuracy, which caused by human factors is eliminated and the metering error is reduced. scientificalness and automation of the metering management system is implemented by using local area network
主機對加壓泵和電液閥進行智能控制，消除了人為因素對計量精度的影響，減小了計量誤差，利用局域網技術實現計量管理的科學化、自動化、網路化。 -
As an important executive device, the hydraulic valve ' s safe and stable operation is of momentous significance. so real - time monitoring of the valve ' s running status and dynamically setting of its running parameters are needed. also the valve should alarm and handle failure when error occurs
各種電液閥作為一類重要的執行器件，保證其安全穩定的運行意義重大，因此需要對閥的運行狀態信息進行有效提取和實時監控，以及在出現故障時報警並做出相應的應急處理。 -
Hydraulic valve lifter
液壓式汽門舉桿 -
Electrohydraulic push rod drives the two - way pump to output pressure oil with rotation of motor clockwise and counter - clockwise, by control of hydraulic valve, send to the hydraulic cylinder, to achieve the reciprocating movement of the piston rod
電液推桿以電動機正反轉，帶動雙向泵輸出壓力油，經液壓閥控制，送至液壓缸，實現活塞桿的往復運動。
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