比值控制系統 的英文怎麼說

中文拼音 [bǐzhíkòngzhìxìtǒng]
比值控制系統 英文
ratio control system
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 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...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 比值 : specific value; ratio比值法 ratio method; 比值計 ratio meter; 比值檢波器 ratio detector; 比值控制...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  • 系統 : 1. （按一定關系組成的同類事物） system 2. （有條理的;有系統的） systematic
  1. Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal

    我的思路是：改造現有圖形結構，先建立能反映信噪比大小且含待定參數k的表達式，然後通過離散型h0pfi舊單層反饋神經網路，再結合前邊的混合濾波器構成一個非線性控制系統，寫出對應的網路函數，利用相平面法和李雅普諾大穩定性的判據，得到一個穩定的極限環，從而確定出參數卜的范圍，進而再對原來的小波軟閾值進行修正，用修正後的值作為小波閾值。
  2. The results of experiments have show that electro - hydraulic proportional control system and its core controller of the auto crane ’ s performance are satisfied. it has the advantage of easily using and low cost, then it is worthy of further developing

    核心控制器樣機的試驗情況表明，本文所設計的汽車起重機電液比例控制系統具有簡潔實用、成本低廉的優點，證明了本文研發成果的有效性和實用價值，為產品的產業化開發打下了良好的基礎。
  3. Analyze and compare pid and vague, single neuron etc. control strategy, and combine with single neuron self adaptive gain, self adaptive right value and preventive integral saturation etc. control strategy. have improved single neuron control algorithm, may restrain efficiently to disturb, reduce broken arc and short circuit etc. phenomenon, make systematic control effect and robustness get to strengthen, also have certain application reference value for the design of the dc arc furnace

    通過對pid 、模糊、單神經元等控制策略的分析比較，將單神經元增益與權值的自適應調節、抗積分飽和等控制策略相結合，改進了單神經元控制器演算法，可以有效抑制擾動，減少斷弧、短路等現象的發生，使系統的控制效果和魯棒性都得到增強，對電弧爐控制系統的設計也具有一定的應用參考價值。
  4. The controller includes two control loops which are outer speed loop ( variable parameter pi adjustment ) and inner current loop ( single - chop current delta - control ). in order to improve system performances, design of digital control system based on dsp is presented. the proportional parameter and integral parameter can be obtained through the design

    整個系統採用變pi參數轉速調節（外環）與單斬電流滯環調節（內環）相結合的雙閉環控制方式，為了得到既快速又穩定的恆速系統，本文還給出了基於dsp的雙凸極永磁電機數字控制系統的設計方案，通過此設計方案可以得到轉速環的比例參數kp和積分參數ki的參考值。
  5. Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running

    本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點，提出多變量協調控制方案，解決了系統可控性差，難以實現穩定自動運行的問題；在此基礎上，改變以往以煙氣含氧量控制送風的傳統模式，針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重，煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題，應用智能控制理論中的模糊控制技術，結合自尋最優控制的思想，設計了一種模糊自尋優控制器，應用在電站鍋爐送風控制系統上，並闡述了動靜態兩種實現途徑，通過在線優化風煤配比，實現最佳經濟燃燒，切實保障了鍋爐的經濟運行。
  6. For the algorithm of reactive power optimization, presented in this paper, in order to found the linear programming model equations, the objective function is minimum total power losses, the controlled variables include the compensating capacity of reactive power, generator bus voltages and transformer tap positions, the state variables include reactive power of the generators, and the voltage amplitudes in the ends of transformers

    本文研究的電力系統無功優化演算法是以整個網路的損耗最小為目標函數，以無功補償設備出力、發電機端電壓和可調變壓器變比為控制變量，以發電機的無功出力和變壓器端電壓幅值為狀態變量建立了線性規劃模型方程。
  7. Firstly, this paper makes a detailed study on the field control bus system ( pcs ), including the characters of pcs by comparing fcs and dcs, model networking of pcs and several popular field bus, then put forward a question for discussion combining embeded internet technology and field bus and measure and control networking model based embeded internet technology is constructed. secondly, it studies embeded system including the core of hardware ? mbeded microprocessor and real time operation system. thirdly, the method of realizing embeded internet is discussed for emphasis, and difficulty of ehernet application in industry measure & control system is analysed. an instance of measure & control networking system based embedded ip is given. finally, the author designed a networked remote video surveillance system based embedded web server, c / os - ii is sacled and ported into the embedded microprocessor at89c51. based on the c / os - ii rtos, tcp / ip protocol suite and application program is designed in detail. the system w orks well that improves that the embedded internet technology will be widely used in modern measure & control networking system and has extend values

    本文首先分析了現場總線系統（ fcs ）與傳統集散控制系統（ dcs ）相比具有的特點、 fcs的網路體系結構，介紹了幾種流行的現場總線，提出了將嵌入式internet技術結合現場總線構建現代測控網路的課題；在此基礎上，構建了基於嵌入式internet技術的測控網路結構模型；深入研究了嵌入式系統的核心硬體?嵌入式微處理器，通過對比普通操作系統，描述了嵌入式實時操作系統的特點；重點研究了實現嵌入式internet的四種實現方法，並分析了以太網在工業測控系統中應用的難點，給出了一個基於嵌入式ip的網路測控系統實例；最後，研究與設計了一個基於嵌入式web服務器的遠程網路視頻監控系統，該嵌入式web服務器利用目前成熟的嵌入式實時操作系統c / os - ，通過對c / os -進行適當的裁剪、修改與移植，在at89c51嵌入式微處理器上實現了tcp / ip協議棧及應用程序，系統的成功運行證明了本文研究成果的有效性，也表明嵌入式internet技術在現代測控網路系統中具有廣闊的應用前景和推廣價值。
  8. ( 4 ) since there is no perfect theoretical guide, the characteristics of orthogonal wavelet, semi - orthogonal wavelet and biorthogonal wavelet in signal decomposition and reconstruction are compared, and the conclusion of the study demonstrates that semi - orthogonal wavelet is a good wavelet for fault diagnosis in tilting control system of tilting train. a new approach is presented for deciding the fault threshold. ( 5 ) a generalized wavelet neural network is put forward by integrating wavelet analysis with neural network

    （ 4 ）針對小波基的選擇缺乏完善理論指導的實際情況，通過對常用的正交、半正交、雙正交小波基提取信號特性的比較，確定出了適合擺式列車傾擺控制系統故障診斷的小波基? ?半正交小波基，並提出了一種新的確定故障檢測閾值的方法，可以快速地檢測出故障發生時刻。
  9. In the closed loop, the information is transmitted to dsp from mcu and compared to the feedback data. then, the result would be transmitted back to the mcu for adjusting the wfs, voltage and so on to the setting values

    採用閉環控制系統，將這些參數與反饋的數據比較、計算后，再通過da輸出來調整和控制送絲速度，焊接電壓等，使其保持在設定值。
  10. Via starting and stopping air compressor, it can make the ice of evaporator melt. this controlling system can display the temperature of railway carriage, control temperature with multi - grade setting and modify controlling parameters on line. the algorithm of fuzzy controller is revising factor ( a ) consulted on line fuzzy control with integral link

    模糊控制演算法採用帶有積分環節的修正因子在線插值的模糊控制，控制系統的輸入為車廂溫度與設定值的偏差和偏差的變化率，輸出為與溫度門開口角度相關的占空比可調的脈沖的占空比參數，均採用正態模糊數模型。
  11. So the paper combined the fuzzy logic control and recurrent neural network, and the recurrent fuzzy neural network ( rfnn ) controller is introduced into the speedsensorless vector control system. moreover, an online parameter training methodology, which is derived from the lyapunov stability theorem and gradient descent method is proposed to increase the learning capability of the rfnn. the rfnn controller has a better performance than the pi controller system ; the effectiveness of the proposed control scheme is verified by simulation results

    因此論文將模糊控制和具有優越動態性能的遞歸神經網路結合起來，取長補短，提出了一種遞歸模糊神經網路控制方法，利用神經網路來實現模糊推理，可動態的調整隸屬函數的形狀、位置以及神經網路遞歸權值，並對其與pi控制器的交流調速控制系統進行了模擬比較，模擬結果表明與普通的pi控制器相比較，遞歸模糊神經網路控制器有較好的動態性能，控制器的收斂速度快、靜差小，系統在遇到參數發生變化和外部不確定性問題時魯棒性、抗擾動性有明顯的提高。
  12. Second is store circuit composed by single - chip microcomputer - at89c51 and eeprom - at93c66. the third is sample circuit composed by three digital temperature sensor - ds1820. the final is output circuit

    At93c66是三線制microwire串列總線的eeprom ，在控制系統中用於存儲用戶的各種設定值和當前的工作狀態（車廂溫度、比例系數k _ u等） 。
  13. For real world implementation of wavelet theory, the selection of suitable wavelet bases and related algorithms is mainly focused on. then the application in signal de - noising with wavelet transform is investigated. due to the specialties of fault signals in motor control system fault diagnosis, a novel de - noising method applying wavelet analysis scale space filter by using the properties of the signal and noise modulus maxima across scales is proposed

    研究了小波理論在信號去噪方面的理論和演算法，並針對電機控制系統故障信號的特殊性，提出了基於小波變換模極大值理論的尺度相關信號去噪方法，並提出了改進方法，從而得到了既能保護信號的奇異性特徵，又可以取得較好信噪比的信號去噪方法，並將其應用於實際系統，取得了很好的效果。
  14. Based on the 15 operations regulated by gb14761 ? 999, the control system was tested in some kinds of automotive. the result shows that air fuel ratio is controlled near the theoretical value under steady condition and exhaust emission is under the regulated value. the system is fit for the station of our country and the need of environmental protection it is easy to realize, has a low cost and a better control result, and is worth to spread

    根據國家最新的法規gb14761 ? 1999規定的15工況法，在桑塔納、捷達、夏利、富康、奧拓幾種轎車上對控制系統進行了實車實驗，結果表明在穩定工況下空燃比被控制在理論值附近，尾氣排放量在法規規定的限值以下。
  15. Some popular methods in international world encountered failure in china, such as beyond budget management, enterprise resource planning, economic value added and balance score card, etc. this further makes out the theoretical and practical value of devoting into the research of the fitness between ce and mcs. based on the previous statement, this paper tries to review the occident theorists " works and probes into how the different whole ce leads to different mcs. and it also tries to describe the mcs model that chinese enterprises can select in the certain ce

    但同時我國企業目前的管理中，管理控制低效或失效的例子卻比比皆是，尤其是國際上一些理論價值較高和應用效果較好的流行做法，如超預算管理、企業資源計劃、經濟增加值、平衡計分卡等的應用往往流於失敗，這也更進一步說明了研究管理控制系統與控制環境間適應性的問題不僅僅具有學術研究中彌補理論空白的價值，更在實踐中具有重要的應用價值。
  16. So, to research how the oil picking factories enhance the cost management is very important and meaningful. this thesis makes a review systematically about the theory of capital management from the basic and forward theory of capital management in the world, analyzes the problem about the capital management of gudao oil picking factory, probes into the measures and the methods to settle the problems, and then brings the comprehensive proposals about the capital management of gudao oil picking factory : improves the system of capital control, establishes the models of the whole capital control system at the base of task management, build the value chain of oil picking factory task, through making use of the theory of task value chain, shifts the stress of the capital management of oil picking factory from the crude oil producing to task value chain. through canceling the task that did not add the value, control the capital expenditure, then makes the capital management more precisely and completely ; through analyzing the task segment specifically, makes the measures of the single task capital management, clear the stress of every segment of the task, manages the crude oil picking capital objectively ; applies the forward theories and ways of the capital management, analyzes the capital and benefit, evaluates the capital and the output scientifically, basing on the theory. analyzes the measures of the capital management and the whole capital system precisely, then provides the basis for the operation policies

    本文從成本管理的基本理論、國內外成本管理的前沿理論出發，對成本管理理論進行了系統回顧，對國內外石油公司的管理方法進行了系統比較，針對孤島採油廠成本管理中出現的問題和難點進行了深入分析，對解決問題的措施和辦法進行了探討，提出了孤島採油廠油氣開采成本管理的綜合措施和建議：成本控制系統需進一步優化，建立以作業管理為基礎的全面成本控制系統優化模式，構建採油廠作業價值鏈，通過運用作業價值鏈理論，把採油廠成本管理的重點從原油生產轉變到作業價值鏈上來，通過取消非增值作業，控製成本支出，使成本管理更加全面、精確；通過對作業環節的具體分析，制定分項成本管理措施，明確各環節工作重點，有針對性地進行油氣開采成本管理；運用先進的成本管理理論與方法，進行成本效益分析，科學地評價成本、產量的投入-產出效果，根據科學地理論基礎對成本管理的方式方法，整個成本系統進行準確的分析，為經營決策提供準確依據。
  17. It is used by many enterprises home and abroad. from the field research done in digital china group of legend holding, i became interested in accounting system of erp and its reciprocal relationship with accounting control study. after a summarization of references and a discussion of erp system development and its present status in china, i discussed the reciprocity between erp system and basic accounting theory in three chapters

    本研究通過對國內外會計控制理論的文獻綜述，和對erp發展過程及在我國發展現狀的分析，筆者分三個部分論述了erp與會計控制理論的互動性：其一， erp環境下的會計證實會計是一個價值控制系統，並採用比較分析法將手工或電算化的會計系統與erp環境下的會計系統進行比較，論述erp環境下會計控制與前兩種環境下會計控制的不同之處。
  18. Wp201 202 series isolation transformation module adopts miniature guide way type structure surface packing technique, has a great improved anti - interference ability of module, it can to transform analog signal such as temperature, pressure, flow, displacement, standard voltage and current and so on into isalated with it the standard voltage or current signal output and wide use to fields such as metallurgy, chemical industries, petroleum chemical, papermaking and printing dyeing, brewing, tobacco and aerospace base and so on. it may intuitionally indicates measuring value, can modify the parameter, easy to field debugging and operation

    智能給定操作器具有萬能分度號輸入的位式控製表所有特點，自動時測量值與給定值比較，決定操作器輸出的正轉或反轉，雙屏數碼管顯示，上屏顯示測量值，下屏顯示給定值，手動時由按鍵操作決定正轉或反轉開關量輸出，與電動執行機構配合可控制系統的液位或溫度等。
  19. Heat energy meanings of the meter includ quantity of heat cold. wp201 202 series isolation transformation module adopts miniature guide way type structure surface packing technique, has a great improved anti - interference ability of module, it can to transform analog signal such as temperature, pressure, flow, displacement, standard voltage and current and so on into isalated with it the standard voltage or current signal output and wide use to fields such as metallurgy, chemical industries, petroleum chemical, papermaking and printing dyeing, brewing, tobacco and aerospace base and so on

    具有萬能分度號輸入的位式控製表所有特點，自動時測量值與給定值比較，決定操作器輸出的正轉或反轉，雙屏數碼管顯示，上屏顯示測量值，下屏顯示給定值，手動時由按鍵操作決定正轉或反轉開關量輸出，與電動執行機構配合可控制系統的液位或溫度等。
  20. The system has good control effects : the pollutant is controlled under the hygienic standard ; the energy consumption is less than that of the traditional fuzzy control by 19 to 32 percent

    該系統對各種交通流的控制效果良好，污染物峰值濃度被控制在衛生標準之下，實現了風機運行的最優控制，與傳統的模糊控制系統相比，該系統可以進一步節能19 32 ，節能效果非常明顯。
分享友人
分享到 Line

分享到臉書