速度控制閥 的英文怎麼說
中文拼音 [sùdùkòngzhìfá]
速度控制閥
英文
speed control valve- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 控 : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 閥 : 名詞1 (指在某方面有支配勢力的人物或家族) established house or power group; a powerful person or...
- 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
- 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
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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。During the adjustment. it decided the amount and the rate of humidification. the system can test the states of water level by water lever sensor, thereby the main control module can control the entrance and drain of water and give warnings ; as its good man - machine interaction, the system can expediently set the humidity and the amount of humidification and control water - in valve and leading winds through control panel. the system can communicate with computer thereby the net supervise is enabled
本系統主要能夠完成以下功能:採集空氣中的濕度狀態,並送入主控模塊,主控模塊根據現有的濕度判斷是保持原來狀態還是進行加濕以及加濕量的大小和加濕速度等;能夠通過水位傳感器測試水位的狀態,從而通過主控模塊控制進水、排水、預報警、報警等;具有良好的人機交互性,能夠通過控制面板比較方便地進行濕度設定、加濕量設定、進水閥的控制、導風的控制等;能夠和上位機進行通信,從而實現網路監控。Electric - controller is nubbin in developping. we are based on designing to structure of circuit, we are dead against in time and stabilization for controlling and communications, precision and rapidity for transformation etc. we have completed to select on microprocessor, clock - frequency and a / d transfer. it carry out transformation for valve position signal, and select on solid - switch ac
在控制器的電路結構設計的基礎上,考慮到通訊、控制的及時、穩定、轉換的精度和速度等幾方面,主要完成對微處理器的選擇、時鐘頻率和a d轉換器的選用,閥位變送功能的實現,固態交流開關和顯示器的選擇等。Suction gas pressure goes up as the compressor run at the lower speed in the lower burthen, and this is beneficial to lower systems energy - consume. when the system is controlled by wvf, the discharge change of the evaporator is not linear ; the electronic expansion valve is adopted to regulate the system superheat degree, and the controlled object is parameter time varying, accordingly, the time varying controller should be adopted
在負荷較小時,壓縮機採用低速運轉,吸氣壓力升高,這對系統降低能耗是有利的;變頻控制時,蒸發器製冷劑流量的變化並非線性;系統中採用電子膨脹閥進行過熱度控制,被控對象具有參數時變的特性,相應地宜採用變結構的控制器。The cooling system for engine adopted hydraulic drive and control technology to control the speed of the fan : the chip adjust the control - current of the proportional value, which used in the engine cooling system, to control the speed of the fan. and the size of the control - current is according to the coolant temperature, coolant temperature change rate and target temperature. as for as the hydraulic cooling system we used a motor to drive and control the fan ’ s work or stop according to the temperature of the hydraulic oil
該系統的特點及其實現的功能為:電液混合驅動方式改變了工程機械冷卻裝置驅動方式單一的缺點,發動機冷卻系統採用了電液比例技術控制風扇轉速;單片機可以根據冷卻液溫度、冷卻液溫度變化率和目標冷卻液溫度調節液壓驅動系統中電液比例閥的控制電流,進而控制液壓油的流量,即可以實現冷卻風扇轉速的連續調節;液壓油冷卻系統採用了電動機驅動,然後由單片機根據液壓油的溫度控制電動機的起動和停止。The inputs of fuzzy controller are the velocity of slippage and its ratio, the output of fuzzy controller is the control current of the servo valve
模糊控制器的輸入變量為滑移速度及其變化率,輸出變量為伺服閥的控制電流。The head part is applied a screw pole and is go up and down the system, efficient implementation machine tool coarse control
液路加裝單向調節閥,有效控制鉚接速度。工作臺部分應用大行程絲桿升降系統,有效實現機床粗調。It has the advanced radial technology and the movement path likes 11 pieces plum blossoms shape, this machine uses a head screw pole to go up and down to control the power head, it has the enlarged bench, and air current double - direction adjusting valve to controlled the riveting speed effectively. the electricity system added the counter to count the work piece which was be processed, he time relay control the riveting times
Jm3tq - d是汽動類小型徑向鉚接機,與jm3tq - b和jm3tq - c相比,提高最大工作行程到40mm ,除應用有國際先進的11瓣梅花徑向鉚接技術外,該機採用頭部絲桿升降粗調,加大了工作臺面,氣路加裝雙向調節閥,有效控制鉚接速度。The structure of the valve is superior to the conventional valve and the continuously tracing method solves the problem that arises as a result of the constradiction between the stepping error and response speed of the digital valve
該閥的結構較傳統的閥更加簡單、可靠,且採用連續跟蹤控制方法消除了傳統的步進式數字閥所固有的量化誤差與響應速度之間的矛盾。Proportional valves to continuous, proportional to the implementation of components of the control, speed and direction, pressure and can prevent or to the exchange rate changes and the impact of the phenomenon of simplified systems to reduce the usage of components
比例閥能連續地、按比例地控制執行元件的力、速度和方向,並能防止壓力或速度變化及換向時的沖擊現象簡化了系統,減少了元件的使用量。The control precision of the slider with 2400mm effective stroke can reach 0. 05mm. the properties of the position control system are not exigent, only the dynamic non - overshooting and the stable - state - precision are considered. the system has given out satisfactory result when used in practical engineering, 0. 03mm position control precision has been achieved, on account of dead band, the performance of proportional valve is worse than that of servo valve, but some advantages of proportional valve has made it more fit for industrial control
系統方案採用重復性能(反向回差)好的比例方向閥,使有效行程為2400mm的滑塊控制精度達到0 . 05mm ,位控系統快速性要求不高,主要考慮系統穩態重復精度,此方案在實際工程中已經取得了滿意的效果,位置控制精度達到0 . 03mm ,可以取代同類產品中日本川崎重工的泵控系統。The double air regulator control riveting speed effectively
氣路加裝雙向調節閥,有效控制鉚頭上下速度。Axis coaxial, and available fixes a position in the clamping apparatus
氣路加裝雙向調節閥,有效控制鉚接速度。There are three controlling signs for output : the displacement of casting roller, the casting temperature, the surface height of melting pool. the executing element for rotate speed is the frequency conversion
三個控制信號,即三路輸出,分別為:鑄輥轉速、鑄輥位移、熔池液面高度,控制轉速的執行元件為變頻器,位移和熔池液面高度都用伺服閥進行控制。The dissertation also does a research on the control strategies of mechanical control parts. the theoretical expression among needle valve throttle area, cam - control valve throttle area and the equivalent throttle area of combining control is given, and the principle of combining control of the two valves is analyzed. the arresting control strategies under various engaging conditions are presented, namely the engaging condition of same overrunning length and same engaging speed but different weight, the engaging condition of same overrunning length and same weight but different speed as well as the engaging condition of same weight and same engaging speed but different overrunning length
研究了機械控制機構的控制策略:從理論上推導出了針閥節流面積、凸輪控制閥節流面積及聯合控制的當量節流面積三者之間的關系表達式;分析了針閥與凸輪閥聯合控制的控制原理和方法;給出了同攔停距離同撞網速度不同重量飛機撞網狀況、同攔停距離相同重量不同撞網速度飛機撞網狀況以及同重量飛機同撞網速度不同攔停距離撞網狀況的攔阻控制策略。Chapter 2 describes the working theory of the hydraulic elevator control system, and introduces the components of this system, especially the vsvii integrated valve, which could be regulated by the controller of single chip processor with flexible control strategy. also the mathematical models for the hydraulic elevator control system with vsv ii valve are derived and the simulation is made
論文的第二章主要介紹採用轎廂速度反饋電液比例控制的液壓電梯的工作原理,分析了本課題所採用的控制系統的各個組成部分,特別介紹了本課題組自行研製的vsv型液壓電梯專用比例閥和計算機監測系統,並對液壓電梯速度控制系統進行了建模和模擬。With the development of test - machine technology, in recent years electro - hydraulic universal material test - machine of the country inside and outside develops three different control modes : electro - hydraulic servo valve ' s control ; adopted the pressure valve ' s control with speed controller ; proportion valve ' s control of wide flux
隨著試驗機技術的進步,近年來國內外電子液壓萬能試驗機發展了三種不同控制方式:電液伺服閥控制、採用具有速度控制器的壓力閥控制和寬流量范圍的比例閥控制。Based on the experience of regulating frequency according to different valve ' s angle, a reasonable controlling tactic is proposed. when the situation changes to a small degree, electromotor makes fan running at a constant rate ; when the situation changes to the limiting range, the discharge header pressure is automatically adjusted by the rate of fan
制定合理的控制策略,採用基於閥門開度的變頻調節策略,即工況變化較小的情況下,電機帶動鼓風機恆速運行,通過控制閥門開度自動調節集氣管壓力;當閥門開度到達極限值,還不能達到控制要求時,再通過變頻器改變鼓風機轉速,以自動調節集氣管壓力。Speed control valves for pneumatic use
氣動用速度控制閥It is a one - way flow control valve which can regulate the flow of compressed air in air passage. it will control forward flow, and not control reversed flow, so as to change the one - way movement speed of executive components such as air cylinder
單向型流量控制閥,在氣路中調節壓縮空氣的流量,氣源正向流動時節流,反向流動時不發生節流,以改變氣缸等執行元件的單向運動速度。分享友人