時間比例控制 的英文怎麼說

中文拼音 [shíjiānkòngzhì]
時間比例控制 英文
time proportioning control
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 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...
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  • 比例 : 1. (長度上縮小和放大的倍數) scale; scaling 2. (比率) proportion; ratio; proportionality
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

    基於以上考慮,論文主要從以下幾方面對地下水資源可持續開發問題進行了較深入的探討:全面回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解;全面闡述了地下水資源變值系統理論的內容和意義,並與傳統的地下水資源計算評價方法進行了對分析,結合實具體說明了方法的應用;深入分析了地下水資源預測預報工作的極端重要性和復雜性,對傳統的地下水資源動態預測方法進行了全面的評述,指出了各類預測預報方法的特點及適用條件,對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍,以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹,並應用於地下水動態過程線的分析,採用序列中的b ? j法,蒙特卡羅方法,與地下水資源變值系統理論相結合,探討了地下水動態資料分析和地下水資源預測預報的新思路;綜合分析了現今各類地下水管理模型的特點及缺陷,將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度,使模型更準確、更實用;對保證地下水資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預測預報技術,可操作的資源管理措施,外部條件主要是高層發展思路、管理體的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。
  2. Abstract : on the basis of that the proportion of time spent sparking is analyzed in electrical discharge machining ( edm ) process, a new method. which is used to ascertain the trend of discharge gap change, is presented. and a fuzzy control strtegy is introduced to parctical use, the results is well

    文摘:通過對電火花成形機放電狀態的分析,提出了利用分析周期內出現異常放電狀態及開路狀態所佔,來判別電火花成形加工的隙放電狀態及其變化趨勢的方法,並在此基礎上利用模糊策略實現了對電火花成形加工過程中放電狀態的,取得了令人滿意的效果。
  3. Further, it assumes that the states change over time at a rate proportional to the values of the states plus a proportional contribution of any control actions that might occur, such as motor torques

    此外它假定狀態隨改變的率,正于狀態值加上動作(如馬達轉矩)可能造成的影響。
  4. This paper put forward a method of using amending sine value in the spwm sine table. this method can correct the distortion of the output voltage waveform, which resulted from the dead time used to the voltage type whole bridge main circuit. the inverter system adopts digital fuzzy controller with feed forward correction and which proportion coefficient and integral coefficient is changeable, so dynamic response is improved

    本文提出了一種採用修補spwm正弦表值的方法,用以改善電壓型全橋逆變主電路因上下橋的功率器件切換先關斷后導通的死區而引起的輸出電壓波形畸變;逆變系統採用帶前饋校正的變變積分系數的模糊器,提高了系統的動態響應指標;系統設計了完善的保護措施,並具有市電電網的故障診斷功能。
  5. Further, the access control of soft real - time tasks and the modification of cpu ' s time - sharing ratio according to the dropped deadline guarantees the qos demand of soft real - time task. therefore, it ensures that the tasks of hard real - time do not drop deadline, guarantees the qos demand of soft real - time tasks and does not starve common tasks

    對軟實任務其佔用cpu的可保證普通的分任務不會饑餓,對軟實任務採用接入並對其佔用cpu的按死線丟失的情況進行修正,從而保證軟實任務的qos 。
  6. Theoretically, fiscal fund and bank fund play the different roles in economy, have the different running mechanism, but a reasonable proportion should be kept between the two kinds of funds. there are many irrational phenomena in the operation cycle of fiscal fund and bank fund because of the historical and institutional reasons during the economy transition period. the confusional use of the two kinds of funds result in many contradiction and friction

    雖然從理論上講財政資金和銀行資金在社會經濟生活當中各自扮演著不同的角色,各自有著不同的運行機,兩種資金之也確實存在著一個科學合理的分工,在社會總資金中保持合理的,在經濟調中各司其職,然而,正是由於我國目前處于經濟轉軌期,歷史上的,體上的種種原因使得我國現階段財政資金和銀行資金的運行中存在著種種不合理的現象,資金運用的不規范導致了兩種資金運行的矛盾,摩擦不斷。
  7. Enforcing admission control using admission - time - ratio and pi controller

    基於接納積分調節器的接納
  8. Total range of the input control output : relay contact ac250v 7a impedance control meaus : 2 - on off control power : ac85 to 220v 50 60hz size : 96 96 80

    觸點容量: 7a阻性調節規律:位式時間比例控制
  9. The innovative ideas in this paper is to replace the linear fixed - gain pid controller for a nonlinear pid controller. based on the step response curves of conventional control system, we analyze the ideal variety of three gains in different times and construct the simulated curves of proportional, intergral and derivative gain. the controllers has considered all sorts of imperceptible factors affecting the servo performances in a lpmsm servo system, which include the parametric uncertainties brought by the changes of the mobile mass, the dynamitic performance of the system and the size of input. to solve the problem of so many unknown parameters, we use transmit arithmetic to find the parameters which are fit for the system. to keep the robust and stable performance

    本文的創新之處在於,將傳統的固定增益的pid器用非線性pid器來代替,並在此基礎上,就一般系統的階躍響應曲線,分析了在不同響應階段pid的三個增益調節參數的理想變化情況,並根據這些理想變化,分別給出了、積分、微分增益參數的一種連續的非線性擬和函數。在分析雙位置環,仔細考慮了能使系統性能變壞的各種因素,如系統的動態性能及出入能量的大小等等。
  10. Time proportioning control

    時間比例控制
  11. Abstract : a numerical model for wave propagation in water of varying topography and current is proposed, and time - dependent wave mild - slope equation with a dissipation term and corresponding equivalent governing equations are presented. two different expressions of parabolic approximations for the case of the absence of current are also given and analyzed. examples of numerical simulation for wave transformation in large estuarine water areas are provided

    文摘:提出了水深與流場緩變水域波浪傳播數學模型水流中依賴變量並考慮能耗的波浪「緩坡方程」及其等價的方程組,分析較了無水流情況此理論模型與其相應的兩種拋物型近似的差別,提供了長江口波浪變形數值模擬計算工程實.實表明,該模型能適應河口三角洲大范圍水域波浪傳播數值計算
  12. When the dosage was 8 % aa, the effect was best. ( 2 ) the performance of pc was decided with the proportion of pea, aa, mma. the fluidity of copolymer would augment if the dosage of aa increase, but when dosage of aa was 75 %, it was hard to control the compose reaction, and dispersion of pc would depress ; when pea degree of polymerization augment the air - entraining of mma would increase ; it would produce floe and hard to control the compose reaction when the dosage of pea4 more than 15 %, pea23 more than 25 %

    ( 2 ) pea 、 aa 、 mma之關系決定了共聚體的性能:隨著丙烯酸用量的增加,共聚體的流動度增大,達到75合成難度加大,共聚體分散性下降;而mma的引氣增穩作用,其用量隨著pea的聚合度的增加而增加, pea4體系的用量超過15 , pea23體系超過25則會產生絮狀物,反應難度加大,理想的用量分別為不超過10和15 。
  13. First, according to the demand of vimp for resin system, the reaction kinetics and rheological of up resin are investigated and the optimal content of low additive profile ( lpa ) is determined. then vimp based on a high - permeable medium and grooves are studied by visual experiments, through which the appropriate high - permeable mediums are selected and the parameters of width, depth and spacing for flow grooves and spacing for supply grooves are optimized. furthermore, various factors affecting the mold filling process are discussed and the whole vacuum infusion procedures are described taking examples of the manufacture of a model boat and a sandwich panel in one infusion

    文中首先根據vimp對樹脂體系的要求,對vimp用不飽和聚酯樹脂體系的動力學和流變學性能進行了研究,確定了最佳低收縮添加劑的含量;對高滲透介質型和溝槽型vimp開展了實驗研究,通過可視化實驗優選出較好的高滲透介質,確定了引流槽的寬度、深度和槽距及主槽的槽距等工藝參數並進行了優化;對影響充模過程的各種因素進行了詳細的討論,並以模型船和夾芯面板的製作為實描述了兩種vimp的成型過程;在實驗的基礎上,建立了二維滲漏模型,採用體有限元法對高滲透介質型vimp進行了成型過程的計算機模擬計算,通過充模和流動前峰的計算值與實驗結果的較,驗證本文所採用的數學模型和數值方法的正確性,其結果對實際生產具有一定的理論指導意義。
  14. As the computer controls the throttle valve, this method gets rid of the hand randomization, shortens the testing time, lightens the work of lab assistants and makes a progress towards the automatic test

    這種加載方式通過微機電磁鐵發送信號,克服了手動加載的隨機干擾,縮短了實驗,減輕了實驗人員負擔,向液壓測試的全自動化邁出可喜的一步。
  15. Through simulation and calculating the four models, the influence on proportion coefficient, integral time constant, derivative time constant and partial feedback coefficient for system performance is analyzed. the ideal reference value of every parameters and step respond curves are given. the simulation result may be used as reference for making analogue controller or digital controller

    通過對這四種模型的模擬研究,分析了各模型中系數、積分常數,微分常數及局部反饋系數對系統性能的影響,並給出了各參數較為理想的參考值及階躍響應曲線,模擬結果對製作模擬器及數字器有一定的借鑒作用。
  16. The managers have a good opportunity coming to an agreement with the bidder firm to hold the position and the other wealth under a poor condition of supervising, which harm the interesting of the state wealth. this paper describes the course of the alienation of the state - owned listed companies, point the possibility and the way of the self - satisfied of the managers by lowering the price of the share to trade for a continuous managerial career, which low the threshold of the embezzling by the controlling shareholder. we chose 18 indexes including managerial power dimensionality, managerial independence dimensionality, managerial credit dimensionality and trade character dimensionality to describe the influenced price agreed by both sides

    我們利用logistic回歸建立主體模型,分別以董事長、總經理和全體高管人員留任為因變量,以交易價格的賬面溢價和由市價和行業平均市凈率推算出的市場溢價為主要考察對象,發現國有上市公司股權交易溢價越低,董事長和總經理留任的機會就越大,全體高管人員留任的也就越大;高級管理人員影響價格的能力取決于在上市公司中已經任職的長,並受於董事會中外部董事的大小。
  17. Methods of evaluating the performance of time proportioning controllers for use in industrial - process control systems

    工業過程式系統用時間比例控制器性能評定方法
  18. First, an ip position controller is designed according to the estimated plant model to match the time - domain command tracking specifications

    文中首先依據系統模型在領域下,符合命令追隨之規格來設計積分器。
  19. This paper formulates and solves a tooling problem in the context of multi - product mix, where the mean cycle time must be under a predefined target

    本文提出一個多產品生產下的晶圓代工廠機臺規劃問題,在此問題中周期必須在一預定值之下。
  20. The connections and characteristics of electric current, force and displacement of the proportion electromagnetism had been studied and tested. in the meantime, the proportion controller of the electromagnetism had been improved

    再對電磁鐵的電流、力和位移三者之關系和特點進行了試驗研究,同對其器電子器進行了改進。
分享友人