液相控制 的英文怎麼說

中文拼音 [xiāngkòngzhì]
液相控制 英文
liquid phase control
  • : 名詞(液體) liquid; fluid; juice
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 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...
  • : 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...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. First this paper describes the composing and technics of drillers ; then the composing of control system based on s7 - 300plc is described ; then thinking of such characteristics of oil driller as complexity and long delay, this paper brings forward the control strategy of combining the fuzzy control with smith estimate control algorithm, and sets down the way of auto - driller based on discal hydraulic pressure brake. at last the experiment based on matlab by computer shows that the effect of this control mode is very good and all performance are famous

    首先本文闡述了鉆機的組成與工藝特點,然後描述了基於西門子s7 - 300plc的系統組成,然後針對傳統鉆機自動送鉆策略落後的缺陷,同時考慮到鉆機的復雜性、大滯后等特點,提出了模糊演算法與施密斯( smith )預估演算法結合的策略,給出了基於壓盤式剎車的自動送鉆智能策略, matlab的模擬實驗證明該方式效果良好,各方面性能指標都達到理想要求。
  2. The tianbaoshan and daliangzi pb - zn deposits, strictly controlled by " formations, phases and structures ", are typical mvt pb - zn deposits. they also belong to the epigenetic hydrothermal strata - bound deposit

    天寶山、大樑子礦床嚴格受「層、、位」的,屬後生熱礦床,也是典型的密西西比河谷型鉛鋅礦床。
  3. The fourth, the models of the drivers are set up by electromotor drive and fluid drive theory, from which the programs are compiled for adams to call in as the input parameters

    運用電機拖動、的一般理論建立了某炮供輸彈系統驅動環節的數學模型並編應計算程序,通過adams的數據介面調用這些程序以作為動力參數輸入。
  4. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸、四軸聯動的數片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編加工程序難度大.為了解決數加工程序的編問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數加工程序.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他似類型零件的加工亦具有參考意義
  5. The iron doped tio2 thin films showed almost no photocatalytic activity for the photodegradation of no in the gaseous phase when the calcination temperature was lower than 400 c. this was due to the fact that the phase structure of the film was amorphous. at 400 c, the film appeared obviously photoactive du

    對于用沉積法所備的tio :薄膜,薄膜中的si (或fe )含量和薄膜的厚度可通過調節前驅體濃度、溶的ph值、基片的沉積溫度和沉積時間,薄膜的熱處理溫度和時間進行有效地
  6. The study conducted research on the following four fields : firstly, the characteristics of the interfacial polymerization system of piperazine aqueous solution / trimesoyl hexane solution were systematically investigated. the results show that at a certain molar ratio between the two monomers, piperazine and trimesoyl, at the two phase interface, a dense functional layer of ultra low pressure, high permeating flux and high salt rejection formed by controlling the time of interfacial polymerization, such as the composite membrane ( i ), the concentration in water phase is 0. 4 %, and 0. 1 % in organic phase, and the polymerization time is 1 minute

    本文主要進行了四個方面的研究,首先系統分析和研究了哌嗪水溶均苯三甲酰氯正己烷溶界面聚合體系特徵、界面聚合反應中各影響因素對膜性能的影響等,結果發現,當界面處兩單體(哌嗪和酰氯)分子摩爾比為某一比值時,通過界面聚合時間(有機處理時間) ,可以形成超低壓高通量高脫鹽的緻密功能層,如復合膜( ) ,水濃度為0 . 4 ,有機濃度為0 . 1 ,聚合時間1min 。
  7. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀,浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、敏解調、脈寬調、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  8. The microgels of close monodispersity with different volume and cross - linking density can be prepared by using an inverse emulsion polymerization method. both artificial and natural materials, including zeolites, membranes, vesicles, liquid crystal, microemulsion, micelles, biopolymers, etc., have been used as template. the three - dimentional network structure and spherical morphology of polymeric microgels may guarantee the homogeneous of the structure of the composite, the size and the morphology of the various organic - inorganic composites with unusual structures

    在反聚合條件下,通過反應條件可以得到體積不同、交聯度不同的近乎單分散的微凝膠,如同分子篩、單(多)分子膜、囊泡、晶、微乳、膠束、生物大分子等可作為微納米無機材料合成模板一樣,高分子微凝膠所特有的三維網路結構和球形形貌有可能對在其中進行的無機結晶或沉積反應施加限域和導向作用,從而所生成無機材料的形貌和大小,得到各種具有特異結構的無機-有機復合材料。
  9. It is studied that the formation mechanism of taylor bubble and its control method in gas - liquid two - phase flow, which affects the pressure balance and mechanical driving efficiency in the flow of petroleum engineering. experiments show that the formation of taylor bubble in gas - liquid two - phase flow is due to the intensive congregation and amalgamation of small bubbles driven by void fraction waves and that the highly turbulent flow is able to restrain this formation. thus, the flow regime transition may be checked by increasing the flow turbulence and controlling the disturbed frequency

    對大管徑氣-流動中嚴重影響壓力平衡與機械驅動效率的段塞流生成機方法進行了研究,實驗證明段塞流的形成是由於空隙率波的大幅度增長使氣泡高度集中,並形成聚並所致。強湍流運動可以抑taylor泡的形成。因此,通過強化湍流或擾動頻率可以對氣泡聚並起明顯的抑作用。
  10. Through consulting lots of relevant references, present research of direct drive volume control hydraulic servo system is summarized in this paper, the principle and character of this system are expatiated, the principle of vector control is introduced. at the same time, the mathematical model of ac asynchronous motor is set up based on the vector control theory. the mathematical models of both the pump controlled motor and pump controlled cylinder are set up and simulated in this paper

    在查閱大量國內外關文獻的基礎上,本文綜述了國內外對該系統研究概況,闡述了該類系統原理和特點;闡述了矢量的基本原理,並基於這一原理建立交流異步電動機的數學模型;分別建立了泵馬達系統和泵缸系統的數學模型,並給出了模擬分析;設計了用於泵馬達系統的集成閥塊,加工了密閉壓力油罐;針對現有直驅式電伺服裝置所存在的問題,本文主要針對系統工作過程中所產生的噪音與爬行問題進行了一定的研究。
  11. This paper introduces the development process of wastewater disposal, it ' s auto control system, the level of nowadays and several new techniques of china and foreign countries. the immanent structure, control rules, main features and design methods of auto control systems in wastewater disposal process are studied in this paper. aiming at four typical parameters, such as temperature, dissolved oxygen, ph and the planes of water, the distributed control system is designed, composed by pc called epigyny computer and scm 8098 called hypogyny computer, and some sensors, shift deliver utensils and related meet orifices of parameters gathering and figures communication

    本文介紹了國內外污水處理及其自動系統的發展過程、當今水平和提高自動化程度的若干新技術;研究了污水處理自動系統的內在結構、規律、主要特點和設計方法;選取污水處理中的典型參數溫度、溶解氧、 ph值和位等為對象,設計了以個人計算機為上位機、以8098單片機為下位機,並輔之以傳感器、變送器及關介面單元所構成的二級集散系統( dcs ) ;介紹了幾個主要程序模塊的設計思路、工作過程,這些程序模塊是:用高級語言visualbasic6 . 0開發的上位機人機交互界面程序、數據處理和圖表輸出程序,用執行效率高的匯編語言開發的下位機數據採集與系統監程序、上位機與下位機之間的數據通信程序,匯編語言與vb之間的轉接程序,等等。
  12. According to the actuality of the studied water power station, the thesis combine the advanced fieldbus technique, ethernet and the traditional hydraulic technique together, and use them to design the supervise controlling system of the water power station. base on the gate - controlling request of the water power station, designed the gate ' s hydraulic hoist system

    文章從結合所研究的水電站的實際需要出發,將先進的現場總線技術、以太網技術與傳統的壓技術結合,並應用到水電站閘門監系統的實際設計過程中。論文根據所研究水電站閘門的具體技術要求,設計了適合該水電站的壓啟閉機系統。
  13. The polyurethane ( pu ) membranes modified with silk fibroin ( sf ), made from sf protein and liquid prepolymer with terminal - isocyanate groups, were obtained by the process of prepolymer having reaction on the surface of sf membranes and then controlling the moisture of system and the solution conditions

    摘要以再生絲素蛋白和狀端異氰酸酯基預聚物為原料,使預聚物在絲素膜界面發生化學反應,再通過對濕度和溶解條件,備了絲素改性聚氨酯膜。
  14. 3. to measure the concentrations of fsh in follicular fluid ( ff ) in coh and the ratio of ff and serum fsh to research the correlations between them and ivf - et outcome

    2 、測定超排卵周期中不同時期外周血fsh 、 lh 、 e _ 2水平,並探討其與ivf結果的關關系。 3 、測定卵泡中fsh水平,並探討其與ivf結果的關關系。
  15. Based on the analysis of the driving theory of tft - lcd and the characteristic of lvds interface, we designed a drive circuit to control the horizontal / vertical synchronization signals and pixel signal, this drive circuit has a lvds interface. we make and debug the drive circuit by using performance - to - price fpga ep1c3t144 and lvds transmitting chip ds90c387

    在深入分析了晶顯示器驅動原理和lvds介面特性的基礎上,基於fpga設計了顯示器行/場同步信號和顯示像素信號輸出lvds介面的驅動電路,並採用高性價比的fpga晶元ep1c3t144和lvds發送器晶元ds90c387製作和調試了應的電路。
  16. Furthermore, the range of measurement of it was pointed out. all the analysis shows that our crsi 1il can be used to measure the spatial mid and low frequency wavefront distortion. 5. based on our crsi and algorithm, the phase modulation characteristic of an lcslm was measured

    五、利用環路徑向剪切干涉儀共光路、雙光束干涉的特點,全場準確測量了晶空間光調器的位調特性,並且利用它的位調特性實現了臺階位板畸變波前的補償,由此證明了晶空間光調器可用於波前畸變。
  17. Process parameters related to the film quality are discussed ; relations are found between the etching rate and different process parameters when sio2 and cr thin films are etched in an inductively coupled plaslma ( icp ) etching equipment ; the tmah eroding solution ’ s ph value under different temperatures and concentrations are studied, since the etching process can be controlled by the ph value

    3 .初步研究了利用pecvd淀積si3n4薄膜的工藝,討論了影響薄膜質量的關工藝參數;初步研究了用icp刻蝕sio2和cr的關工藝;通過分析不同濃度tmah腐蝕在不同溫度下其ph值的變化,研究了以溶ph值作為腐蝕溶參數。
  18. It elaborates on the function of main parts of the polishing machine and its realization, and design a new type of permanent pressure monitoring system to overcome the limitation of the narrow spacial size which it is impossible that the application of traditional hydraulic control devices to achieve permanent pressure grinding. the model of polishing machine has been completed by pro / engineer

    對拋光機結構、精度及應的系統框架進行了設計;對各個主要部分的功能及其實現等進行了闡述;並設計了一種新型的類恆壓力拋光裝置,克服了空間尺寸狹小、無法應用傳統的裝置實現恆壓力磨削的局限性。
  19. Corresponding nursing measures and treatment were adopted by obsering on controlled fluid infusion, consciousness, urinary olume, ital signs, diet and summarizing literature and clinical experience

    綜合有關文獻及臨床體會,分別從補、神志、尿量、生命體征、飲食等方面進行觀察,採取應的護理措施及治療。
  20. Based on the research of control methods of the centralized grease lubrication for vehicle chassis, the automatic lubrication system with the combination of single chip microcomputer and hydraulic controls was designed and developed

    摘要通過對車輛底盤自動集中潤滑方法的研究,研製了單片機結合的底盤自動集中潤滑系統。
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