自動控制變量 的英文怎麼說

中文拼音 [zìdòngkòngzhìbiànliáng]
自動控制變量 英文
variable of automatic control
  • 自 : Ⅰ代詞（自己） self; oneself; one s own Ⅱ副詞（自然;當然） certainly; of course; naturally; willin...
  • 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...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 自動 : 1 （自己主動） voluntarily; of one s own accord 2 （不憑借人為的力量） automatic; spontaneous 3 ...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下： 1 ）對翅片管蒸發器結構特點進行分析，選取適當的微元控制體，就干、濕和霜工況下對每個微元分別進行傳熱傳質分析，基於經驗關系式確定霜的有關參數，對于霜工況下的霜生長建立模型，經適當假設，運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型，為系統模擬奠定基礎； 2 ）對蒸發在大擾動下的開、停機過程，運用動態集中參數模型進行分析和計算，為更好地描述製冷系統運行的全過程奠定基礎，同時也為製冷系統實現自動控制提供一定的理論基礎； 3 ）對蒸發器正常運行過程，運用動態分佈參數和參數間定量耦合的觀點來分析和計算，為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性； 4 ）編寫翅片管蒸發器動態特性模擬計算程序，可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場，實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  2. In order to suit for the changes and the requirements for market. to improve quality. to debase loss of energy, pangang iron and steel co. decides to change the " control system of planish wire - roll mill " of wire rod mill, the writer is the architect of this project

    攀鋼線材廠"精軋線自動控制系統改造"是攀鋼根據市場需求，為了提高質量、降低能耗、擴大品種適應市場變化的情況提出的。
  3. The boiler pulverizing system adopt mainly steel ball milling coal machine and mill storage pulverizing system, because the system has characteristics, such as, strong coupling, great time lag and slow time change. the quantity of storage coal in the ball milling coal machine ca n ' t measure exactly. manpower operation or use conventional regulate intrument ca n ' t get often perfect control effect

    鍋爐制粉系統大多採用鋼球磨煤機、中儲式制粉系統，由於該系統具有強耦合、大時滯、慢時變等特點，而且球磨機磨內存煤量難以準確測量，人工操作或用傳統的調節儀表往往難以達到理想的控制效果，普遍存在耗能高、自動控制困難等問題。
  4. They can be applied to electric power automatic control in many fields such as heat power plant, heat - electric generating plant, hydroelectric power plant, electric network, substation, pumping station, hydro - junction etc. and for electric power dispatching telecontrol system by telemetering and remote control, and field electric energy monitoring of the utilization and distribution equipment in numerous enterprises, can widely apply to electric power, water conservancy, metallurgy, petrochemical industry, chemical industry, railway, port, municipal administration, construction material, post and telecommunication, tobacco, papermaking, spaceflight base, civil aviation airport, hospital and school etc, many profession and field

    適用於火電熱電水電電網變電站所泵站水利樞紐等方面的電力自動控制和進行遙控遙測的電力調度遠動系統，以及眾多企事業單位用電配電設備的現場電量監控等。可廣泛應用於電力水利冶金石化化工鐵路港口市政建材郵電煙草造紙航天基地民航機場以及醫院學校等多種行業或領域。
  5. Benefited from the ceaseless development of information technology and control technique, research on grid - connected wind power generation has been in fast progress, with commercial application from several kilowatts up to more than one megawatts per unit, and category of controls from stall type to pitch regulation type up to the state - of - the - art varying speed type

    隨著計算機與自動控制技術的飛速發展，風力發電技術的發展極為迅速，其單機容量從最初的數十千瓦級發展到最近進入市場的兆瓦級機組；控制方式從基本的定槳距失速型控制向變槳距控制直到最新的變速控制發展。
  6. In automation control system, the actuator receives signals from controller or the manual operation, transfers them to the servomechanism ' s output. in that way, actuator adjusts the manipulated variable

    在自動控制系統中，執行器接收來自控制器的自動調節信號或手動操作信號，將其轉換成調節機構動作的輸出，從而改變控制量的大小。
  7. Abstract : the transformation of the flowmeter and the control valve for water and oil phase flow, the control devices for oil - water phase ratio and blast hole charge and other control devices has eliminated the distinct dificiencies in the quality control of on - site mixed loading car of emulsified explosive and realized its automatic control so as to improve the quality of the products of emulsion and emulsified explosive and their blasting effect

    文摘:從水相和油相流量的流量計、控制水相油相流量的流量控制閥、控制油相水相配比的配比控制裝置、炮孔裝藥量控制裝置以及其他控制裝置的改造入手，改變原有乳化炸藥現場混裝車質量控制上存在的明顯不足之處，實現乳化炸藥現場混裝車的自動控制，提高了生產乳膠及乳化炸藥的質量和爆破效果。
  8. In addition, in order to make the pumps realize constant injection pressure, the expert tuning pid vfvs constant injection pressure control sub - system for pumps is established and relevant software module is developed. the sub - system can control automatically the quantity and rotate speed of the pumps running to realize the pumps optimum run according to the seawater injection plan of the oil field, which realizes constant injection pressure, energy saving and decreases the consumption to a large degree

    此外，為平臺注水泵機組的優化運行構建了基於專家整定pid控制的變頻調速恆壓注水控制子系統，並開發了相應的軟體模塊，完全省卻了pid控制器的硬體設備，使得注水泵機組可以根據油田注水量的配注方案優化運行，自動控制注水泵的轉速和運轉臺數，既能實現平穩增壓注水，又能在很大程度上節能降耗。
  9. This product family includes synchros, resolvers, tachogenerators, servo motors and torque motors, etc. these small, lightweight and high precision motors are mainly used in automatic control systems

    有自整角機、旋轉變壓器、測速電機、伺服電機、力矩電機等。具有體積小、重量輕、精度高等特點，主要用於各種自動控制系統中。
  10. The full automatic mechanical arm is built for letoff and wrap - up systems. the extruding quantities of each unit are controlled by frequency motor, the forming system adopts the synchronous group control. the digital displays are used for letoff, wrapup, extruding, drawing, line speed and meter recording

    放卷、收卷設置機械手全自動控制；各組擠出量由變頻器控制電機來完成，成型系統由一臺變頻器群控三臺成型牽引電機，與機械配合達到同步，該設備的放、收卷、擠出、牽引、線速、計米全部由數字化顯示。
  11. Fuzzy control is a kind of computer numerical control based on fuzzy set theory, fuzzy linguistic - variable and fuzzy logical reasoning, in which the experience of skilled operators and the knowledge of experts are summed up into the control rules in the form of " if. . then. . ",

    模糊自動控制是以模糊集合論、模糊語言變量及模糊邏輯推理為基礎的計算機數字控制。它將操作人員的控制經驗和專家知識總結成一系列「如果…則… 」形式的控制規則，即模糊條件語句;然後經過模糊邏輯推理而得到控製作用。
  12. By means of wide investigation, instruments development, a series of model experiments and relative theory analysis, following results are obtained in river model time scale distortion ratio, model roughening, inflow and outflow controlling methods and equipment, new water level and velocity measuring technique, model automatic measuring and controlling system : ( 1 ) with the aid of configuration software, a large scale river model automatic measuring and controlling system is developed, realizing river model automatically controlling and basic hydraulic parameters automatically measuring

    本文通過廣泛調研、儀器研製、系列模型試驗和相關的理論分析，在河工模型時間變態率控制、模型加糙、出入流檢測方法和設備、水位流速測量新技術、模型自動測控系統等方面取得了下列成果： （ 1 ）應用工控組態軟體技術，開發了一套大型河工模型自動測控系統，實現了模型內外邊界的自動控制和基本水力參數的自動量測。
  13. The important research is about the theory and methods of the cluster analysis in view of statistical theory, the theory and methods of fuzzy cluster analysis, the fkn " s structure and the fkn ' s study algorithm ( fkn, fuzzy kohonen network ) - the organic fusion of the fuzzy c - means algorithm and self - organized feature map neural network. the paper proposes the ifkn ( improved fkn ) on the basis of the hard classification idea and the soft classification idea, then carries on the cluster analysis of the artificial synthetic control chart time series through matlab program and tt ? cluster result matches the cluster result of the famous dataengine " s software of the intellectual data analysis and data mining from german mit company. finally, the paper discusses the applying of the cluster analysis to the control process, which can be widely applied to the pattern recognition of the parameter " s changing trend during the control process and the image partition processing, and utilizes the ifkn to recognize the thermotechnical parameter " s changing trend based on the engineering of clinker sintering rotary kiln automatic control system of guizhou " s aluminium factory, through which good effect is obtained

    數據挖掘技術在商業領域中已廣泛使用，然而在工業過程式控制制中的應用卻極少，本文正是在這種背景下，對數據挖掘中的聚類分析方法及其在工業過程式控制制中的應用研究作了償試，重點研究了基於統計理論的聚類分析理論和方法，模糊聚類分析理論和方法及模糊kohonen網路（ fkn ）的結構與學習演算法，即模糊c ? ?均值演算法與自組織特徵映射神經網路（ kohonen網路）的有機融合，並根據硬分類思想及軟分類思想提出了改進的模糊kohonen網路（ ifkn ） ，通過matlab編程對人工合成控制時序圖數據集進行聚類分析，其聚類效果與當今廣泛使用的數掘挖掘軟體平臺，德國mit公司著名的dataengine智能數據分析和數掘挖掘軟體的聚類效果相當，最後，論述了聚類分析在控制中的應用，它可以用於過程式控制制中的參數變化趨勢的模式識別及圖象分割處理等具體應用中，並以貴州鋁廠熟料燒結回轉窯自動控制系統為工程背景，利用ifkn識別其熱工參量變化趨勢，取得了較理想的效果。
  14. Vav system has the feature of multi - variable, intense conpling and nonlinear. when the several control loops in the control system are working together. there is intense coupling among them

    變風量空調系統具有多變量、彼此耦合強烈、非線性等特點，其自動控制系統的多個控制迴路同時工作時，各個控制迴路之間具有強烈的耦合作用，相互影響，相互干擾。
  15. With these advantages of energy - saving, low maintenance and easy automatic control, variable - frequency speed regulation technology has been widely used. the author in this master paper analyzes in detail and deeply all kinds of the speed adjustment system of portal crane at home and abroad, and confirms the scheme of variable - frequency speed regulation of m10 ton portal crane at last

    變頻調速具有節能、維護工作量小自動控制性能好等優點，得到廣泛應用。本文對目前國內外門機各種機調速系統進行了深入和詳盡的對比和分析，最終確定了m10t門機的變頻調速改造方案。
  16. Feed back control base on nonlinear pid with self - adjust parameter and feed forward control base on experience model are employed in the practical application. the realization of this control system and its result are introduced in this paper. because the process of the reaction is complicated, it ' s difficult to model for it

    在對中和過程自動控制演算法的探索中，採用了非線性參數自整定控制和基於模型的前饋控制，本文介紹了這種控制系統的實現和現場控制效果，由於中和控制過程的模型極其難以確定，反應過程變化復雜，因此基於模型的前饋控制無法對ph值和流量值的波動進行有效的補償。
  17. Its realization ensures the network of auto test industrial scene, ist, havc, ia etc. these technologies shall change the original method of industrial measurement and realize also fault - diagnosis

    它們的實現為工業現場的自動化測量， ist （網路傳感器技術） 、 hvac （家庭環境自動控制） 、 ia （信息家電） 、環境自動監測、智能小區管理等的internet化提供了技術保證，這些技術，將會改變傳統的工業測試方法、快速精密測量及故障診斷。
  18. Abstract : based on an investigation of some projects involving vav air conditioning systems in shanghai, describes the general status of these projects, system modes, air distribution, indoor air quality, noise control, duct design and automatic control, and predicts the future prospect of vav system application

    文摘:介紹了對上海地區採用變風量空調系統的部分工程的調研情況，分析總結了工程概況、變風量系統的方式、氣流組織、室內空氣品質、噪聲控制、風道設計、自動控制等，對其應用前景作了展望。
  19. The study shows that this control approach can overcome those shortages of the methods which are adopted to control voltage and reactive power in substation nowadays, it can hold the voltage level in the regular bound and maintain the balance of reactive power in substation to the greatest extent, and it have the ability to seek the best solution. adopting this methods, the switching times of loaded taps and capacitors can be decreased efficiently and advance the running life - span of the transformer and capacitors and improve the economy benefits. this control approach is a advanced way ii and it is worth to study more and utilize

    利用模糊神經網路對較好地實現對變電站的電壓、無功自動控制，能克服了目前在變電站電壓無功控制中普遍運用的分區方法存在的不足之處，不但可保持變電站電壓在合格的范圍內，盡量維持無功功率平衡，而且具有較好的尋優能力，有效減少變壓器有載調壓開關的切換次數和電容器組的投切次數，提高了變壓器和電容器的運行壽命，提高了經濟效益，是一種值得進一步探索和運用的較為先進的方法。
  20. As the neural network has self - organize, sell - learn, collateral distributing manage, strong fault tolerant and robustness, we combined the evidential theory and the neural network and put forward a two - step fusion method. we can get the scale and the variety trend of the coal mass with this two - step fusion method. this would supply the effective guarantee to the automation and running of the ball milling plant

    因而利用神經網路具有的自組織、自學習、并行分佈處理、高度容錯性和魯棒性的特點，將證據理論與神經網路理論相結合得到了一種兩級融合方法，該方法用於存煤量的測量能夠有效判別出存煤量的數值范圍及變化趨勢，為球磨機自動控制的投入和運行操作提供了有效的保證。
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