控閥臺 的英文怎麼說
中文拼音 [kòngfátái]
控閥臺
英文
valve control stand-
3. comparing two different engines tested on the dynometer : the hirth2706 equips carburetor system and charge as piston valve, and the hirth3203 equips electronic control fuel injection system and charge as reed valve
3 、對採用活塞閥進氣、化油器供油方式的hirth2706發動機與採用簧片閥進氣、電控燃油噴射方式的hirth3203發動機進行性能對比臺架試驗。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。The improvement system is made up of the pressure sensor, flow sensor, displacement sensor, electro - hydraulic proportional flow control valve, power amplifier, data gathering board and computer. the platform can carry out testing the hydraulic parameters, processing the tested data, saving the processed data and drawing, adjusting the pressure automatically
改造后的測控系統主要由壓力傳感器、流量傳感器、位移傳感器、比例節流閥、功率放大器、數據採集卡和計算機組成。改造后的實驗臺具有自動採集實驗數據、自動處理實驗數據、自動保存實驗數據、自動調節液壓系統負載壓力等功能,大大提高了實驗臺的工作效率、測試精度和智能化水平。The paper emphasesd on the following issues : integrating network topology automatic discovery and network performance monitoring into an uniform web environment via activex control technique. constructing a hierarchic network monitor system based on distributed data replication technology via sql server replication function. analysising the relation between network usability, error and discard rate consequently to find out a formula, which can be used to calculating the congestion likelihood and setting the threshold for alerting the congestion situation
論文重點論述了以下幾個問題:採用控制項技術,使網路性能監視、網路拓撲的自動發現集成在統一的web平臺上;運用sqlserver的復制功能,構造一種基於分佈數據復制技術的層次式網路監視系統;對網路利用率、出錯及丟棄百分比信息進行分析,找出它們在推算擁塞可能性時的量化公式,並應用於閥值設置,以實現對擁塞可能性進行預警;研究分析在不同范圍內的拓撲發現工具及演算法,並針對系統需求設計實現一種域內分級式網路拓撲發現演算法。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。Abstract : this paper briefly introduces structure, principle, application and feature of a new element named travel control single direction valve
文摘:介紹一種新型氣液元件行程控制單向閥的結構、原理和特點,以及在組合機床動力滑臺液壓系統中的應用。The test platform adopts controlled system for silion controlled governing and electrohydraulic proportional relief valve loading to achieve the microcomputer controlled
實驗臺採用可控硅直流電機控制轉速系統和電液比例溢流閥加載系統來實現被試泵的計算機控制。This dissertation put forward a new control scheme to improve the control performance of load simulator. this control scheme which can bring the merit of the two kinds of servo valves into full play, use a pressure servo valve and a flow servo valve to control loading system
本文提出了壓力伺服閥和流量伺服閥雙閥控制方案,通過與壓力伺服閥單閥控制方案的對比,指出其特點,為減搖鰭加載臺的設計提供了新方法。This paper has built more precision mathematical model for the valve controlled asymmetrical cylinder system based on the simulink simulation flat, then according to actual need and combining self - adaptive control theory, we choose a mathematic model which has good performance to be the reference model of our adaptive control and adopt velocity system of asymmetric cylinder controlled by symmetric valve as controlled device to design the adaptive controller
本文建立了基於simulink模擬平臺上的閥控非對稱缸系統較精確的非線性模型,然後根據對系統提出的性能指標要求,結合自適應理論選取性能良好的數學模型作為自適應控制的參考模型。以閥控非對稱缸速度系統作為被控對象,設計自適應控制系統。This machine is a kind of radial riveting machine, the machine adopted the advanced radial technology, and its movement path likes the 11 pieces of plum blossom s shape, and using the screw pole to ascend and descend the work bench the head part is fixed, and the t - slot of bench can fix the clamping apparatus available, the center hole of bench and axis are coaxial, the one - way adjusting valve of liquid current is effectively controlled riveting speed
Jm12 - c是液壓類中重型徑向鉚接機,除應用有第五代徑向鉚接技術外,該機加長了鉚接行程,該項參數由普通機型的30mm加至60mm ,可滿足長行程深孔內鉚釘鉚接的要求。工作臺,並具有夾具梯形槽,工作臺中心孔徑與主軸軸線同軸,可用於夾具定位。氣路加裝雙向調節閥,有效控制鉚接速度。The respect drive system design : the servo valve commonly used in the closed - loop control system is replaced with the proportion direction valve, and controlled it with the methods of electrohydraulic proportional control. the system adopts the hydraulic circuits that prevent the simulating table letting down because it own weight take place
驅動系統設計方面:用比例方向閥取代了液壓閉環控制系統中常用的伺服閥,採用電液比例技術對其進行控制,並在液壓油路中採用了防止因模擬轉臺自重而產生緩慢下滑的液壓迴路。Electro - hydraulic control principle applied in construction machinery is analyzed in this paper ; working principle and application characteristic of electro - hydraulic proportional is lucubrated ; technique and static characteristic of electro - hydraulic proportional decompression value and electro - hydraulic proportional direction value is emphatically analyzed and studied ; electro - hydraulic proportional control mode is setup. the hydraulic circuit which can be not only suit for handle operation but also for remote operation in the same construction machinery, and the hydraulic system design methods is also introduced that the proportion control use d for the steering devices and the working devices of the machine
本文對工程機械上應用的電液控制原理進行了分析;對電液比例閥的工作原理和應用特點進行了深入研究;重點對電液比例減壓閥和電液比例方向閥技術特徵和靜態特性進行分析研究;建立電液比例控制模型;提出了在同一臺工程機械上,既能滿足遙控又能滿足手控的液壓迴路,以及採用比例量控制行駛和工作裝置的液壓系統設計方法。Due to this, it is important to improve the hydraulic power system and enable it to control the pressure change at the measuring points of the servo valve, thus to develop the syt - ii servo valve overlap hydraulic measuring platform and improve the processing quality of servo valve
因而對其油源系統加以改進,使其能控制伺服閥測量口處壓力變化,進而開發出高精度的恆壓油源,研製出syt - ii型伺服閥疊合量液動測量臺,提高伺服閥的加工製造水平。In order to resolve the problem of fast switching on or off, intellectual control and smaller bulk of high voltage power required in er valve, a nc high - voltage power source is designed and made using singlechip technology and high frequency switch power technology,
針對電流變閥對高壓控制電源要求的快速通斷及智能控制和體積小的特點,採用單片機技術與高頻開關電源技術,設計製作了一臺用於電流變閥控制的數控高壓電源裝置。In addition, criaa has set up metering & measuring department and information & files department to support its scientific & research activities. criaa has specialized series electrohydraulic servovalves manufacturing workshop, pressure vessels manufacturing workshop, other machining workshops, nc machining center, computer center, over 1600 sets of test means, and more than 17000 sets of metering & measuring devices
建有配套齊全的生產加工車間和電液伺服閥、壓力容器專業化生產車間。擁有數控加工中心和計算中心,擁有各種加工及試驗設備1600多臺,檢測計算器具17000多臺件。The experimental system is build up in this dissertation, by which we proceed the experimental research aiming at two structure schemes which are electro - hydraulic load simulator controlled by single pressure servo valve control and loading platform controlled by pressure and flow servo valves separately
本文建立了減搖鰭電液負載模擬臺的實驗系統,並分別在單個壓力伺服閥控制加載系統、壓力伺服閥和流量伺服閥雙閥控制加載實驗系統進行了實驗研究。Usually, the pci protocol is very complex and uneasy to understand, so we adopt a pci bus interface chip - s5920 produced by amcc inc. the board has showed excellent performance in the practical applications such as the cloud platform controlling system, and gun regulating system etc. at the same time it only needs little alteration when used in other similar industrial controlling systems
採用了amcc公司推出的一種pci總線介面晶元s5920並用c + +語言實現了所有的功能。該板卡應用於雲臺控制系統以及後面承接的航空發動機油閥調控系統己取得很好效果,稍加改動即可應用於其他類似的工業控制領域。During unit startup and load is lower than 15 %, drum level is controlled by feedwater control valve, feedwater pump remains at minimum safety speed ; when load is between 15 % and 25 %, feedwater control valve is closing at fixed speed determined by function module, main motor - operated - valve is opened automatically, control mode of drum level is transferred to feedwater pump automatically and bumplessly ; when load is between 25 % and 50 %, control valve is closed fully, and main motor - operated - valve is open fully, drum level is controlled by one pump ; when load is more than 50 %, first pump is kept in operation, second pump is putting into operation automatically and
在機組啟動、沖轉及機組並網至15 %負荷階段,給水泵維持在最低安全轉速下運行,汽包水位由低負荷給水調節閥自動控制; 15 %至25 %負荷階段,給水調節閥由函數模塊按照一定的速率自動平滑關閉,主給水電動門自動打開,汽包水位控制方式自動無擾切換為給水泵自動控制;負荷在25 %至50 %階段時,給水調節閥已完全關閉,主給水電動門已完全打開,水位控制已全由單臺給水泵承擔;負荷大於50 %后,在第一臺給水泵運行的同時,第二臺給水泵自動無擾投入。Both units ( 2x300mw ) of one power plant in india, designed and constructed by china, employ feedwater system composed of three 50 % capacity motor driven feedwater pumps, one low load feedwater control valve and one main motor - operated - valve
由我國承建的印度某電廠兩臺300mw發電機組,其給水系統設三臺電動調速給水泵、一個低負荷給水調節閥(用於低負荷水位控制)和一個電動主閘閥。分享友人