控制梯度 的英文怎麼說

中文拼音 [kòngzhì]
控制梯度 英文
controlled gradient
  • : 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...
  • : Ⅰ名詞1 (梯子; 樓梯) ladder; stairs; steps; staircase 2 (姓氏) a surname Ⅱ形容詞(形狀像樓梯的...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. Key experiments that validate mathematical models are also discussed, as well as molecular, cellular, and developmental systems biology, bacterial chemotaxis, genetic oscillators, control theory and genetic networks, and gradient sensing systems

    同時,亦會討論能驗證數學模型的重要實驗,同時也討論分子生物學、細胞生物學、發育系統生物學、細菌趨化性、基因震蕩器、理論、基因網路和感應系統等。
  2. In general, there are tow nns in the system of nns - imc. one is neuro - controller, and another is neuro - emulator. the neuro - emulator emulates the model of the plant online, and gives the jacobin of the plant to neuro - controller

    它一般包括神經網路器和神經網路觀測器,神經網路觀測器在線辨識被對象的模型,以此作為系統的內部模型,並且向神經網路器提供被對象的信息。
  3. Procreant knowledge expression and forward inference engine are adopted in the method of fault diagnosis based on expert system theory. in the fault diagnosis applying neural network theory, six kinds of improved arithmetic of back - propagation arithmetic, including gradient descent with momentum, variable learning rate back - propagation, resilient back - propagation, quasi - newton, levenberg - marquardt and conjugate gradient, are applied to diagnose the faults of electric load manage center and solid state power controller. different diagnostic results gotten by simulation are compared at last

    在基於專家系統的故障診斷方法中,採用了產生式知識表達和正向推理機;在基於神經網路的故障診斷方法中,則分別採用了bp神經網路的附加動量法、自適應學習速率、彈性bp演算法、擬牛頓法、共軛法和levenberg - marquardt法對電氣負載管理中心和固態功率器的故障進行診斷,並對由模擬得到的不同診斷結果進行比較。
  4. Win600 freight lift is provided with the safe and reliable microcomputer control or plc control. the traction is equipped with vvvf wector to make the start, acceleation, deceleration and stop of lift stable and confortable. zero - speed braking stop is uesd to greatly increase the leveling accuracy, reduce te noise and vibration of operation and save energy over30 % than traditional ac double - speed traction

    Win600系列載貨電採用微機活plc,安全可靠,拖動系統採用vvvf矢量使電的啟動加減速停車都十分平穩舒適,停車時實行零速動停靠,大大提高平層精,降低運行噪音和振動,並且節能環保,比傳統的交
  5. This paper presents our research in actuating in - vivo micro - robot based on the capsule endoscope platform by the external power. while seeking secure driving method we take several factors into account, such as driving environment, power transmitting and consuming, motion requirement and controllability, and locating technique. we mainly deal with driving the capsule with spatial gradient magnetic field, so we employ combined electro - magnetic coils, including gradient coils and homogenous coils, which have rotational dof around a translatable patient bed, to compose a controllable uniform gradient which act on the permanent - magnet embedded robot, thereby get an appropriate spatial force and torque to fulfill the anticipant locomotion such as move, stop, pitch and yaw

    基於驅動環境、能量供給和消耗、驅動動作要求及驅動安全性與可性,定位方案等多方面考慮,尋求安全可靠的腸胃檢查微機器人的外部驅動方法,並著重研究直接利用外磁場磁力驅動微機器人:在微機器人內部嵌入永磁性體,利用體外的組合電磁線圈產生加載電流的驅動磁場,其中外部的電磁線圈由多組線圈和勻場線圈組合構成,通過繞病床的旋轉以及病床的平移共同微機器人所在位置的磁場強,作用於微機器人內嵌磁體以獲得空間意義上的必要驅動力和調整轉矩,從而有效地完成驅動動作要求。
  6. The diagnostic analysis for the sandstorm process on the base of height, temperature, pressure and wind etc output from the model shows that the upper cold trough, low - level wind shear, surface cold anticyclonic ridge, mesoscale cyclone and cold front are the main synoptic systems, surface cold anticyclonic ridge and cold front provide condition of wind force to occurrence of the sandstorm weather, the strong mesoscale cyclone before front makes pressure gradient before and after cold front obviously strengthen, moreover, and it increases obviously the temperature of the controlled area, as a result, the updraft movement caused by convergence before front strengthens

    500hpa強鋒區、 700hpa切變和鋒前中尺系統的強弱及位置變化是沙塵暴天氣發生發展到減弱的直接原因。地面冷高壓、地面氣旋及冷鋒是造成本次沙塵暴天氣的主要地面天氣系統。地面冷高壓及冷鋒為沙塵暴天氣的發生提供了風力條件,而中尺氣旋使冷鋒前後氣壓明顯增強外,又使所的區域增溫明顯,使鋒前輻合上升運動加強,為沙塵暴天氣的發生提供了熱、動力條件。
  7. The numerical algorithm of solving the adjoint equations for different design cases have been developed by using finite volume methodology which is usually used to solve the flow governed equation. it includes the some important aspects, such as flux formulation, wall and far - field boundary treatment methodology, dissipative term formulation, etc. after the solution of the adjoint equations is obtained, the derivatives of the cost function with respect to all the design variables can be evaluated with the same operation. this can yields a significant saving over the other gradient - based techniques when there are many design variables

    ( 3 )進行了應用理論和三維歐拉方程的機翼氣動反設計研究,以及有升力約束情形下機翼跨音速減阻問題研究,分別推導了相應的共軛方程及邊界條件數學表達形式,研究與發展了三維共軛方程的有限體積數值求解方法,及相應公式的數值求解方法,通過對計算網格生成、流場計算、共軛方程數值求解、求解和優化演算法等多方面的有效結合,成功發展了三維機翼的氣動反設計和跨音速減阻優化設計程序,成功地進行了多個設計算例研究。
  8. If increasing drawing interval, the movement and flow range of top coal will enlarge, and the velocity gradient on flow cross - section will diminish, so that it is good for controlling the flow rate of thin sand among loose top coal

    研究表明,加大放煤步距,頂煤運移流動的范圍變大,流動斷面內速變小,有利於細砂的下竄速
  9. Full - computer professional control system, classic and reliable driving style, outstanding performance of door operating structure, high - intensity car design, make our freight elevators suitable for different locations easily

    採用全電腦電專用系統經典可靠的驅動方式性能卓越的門傳動結構高強的轎廂設計,使之在各種工況下均舉重若輕勝任有餘。
  10. Ford series freight elevator employs microcomputer control technology and cabins made of high intensive shaped material, able to conduct freight transportation under various harsh environments. ford freight elevators meet all the current national criterions such as gb7588 safety norms for installation and manufacturing of elevators

    福德系列載貨電利用微機技術,採用高強的型材設計製造的轎廂,可在各種惡劣環境下進行貨物運輸的工作。
  11. Win600 automobile lift has the same control system as freight lift, i. e. micromputer control or plc control, and the same tracyion system as freight lift, i. e. vvvf vector control, to make it safe, reliable, stable, comfortable, energy - saving and of high leveling precision as freight lift. the car is equipped with four or six symmetric guide rails, to solve the problem of wobbling caused by the unbalance load of car and reduce the noise of operation, the door is equipped with reliabe optical screen protction or infrared electronic protecyion, to ensure the safe entry and exit of automobile. the double - controller design inside the car gives convenience to the operation of automobile driver

    Win600系列汽車電系統與載貨電一樣採用微機或plc,拖動系統樣採用vvvf矢量,因此,同樣具有安全可靠平穩舒適節能環抱平層精高的特點。轎廂採用對稱的4根活6根導軌導向,解決了轎廂裝載不平衡引起晃動的問題,降低了運行的噪音。轎門裝有高可靠的光幕保護活紅外線電眼保護,保證汽車安全的進出。
  12. Recently, a great progress has been made in aerodynamic optimization design technologies based on computational fluid dynamics. the control theory approach advocated by antony jameson is the typical methodology among them. its major advantage is that the computation of the sensitivity derivatives of cost function with respect to design variables is nearly independent of the number of design variables, which greatly saves the computational cost

    近年來,計算流體力學( cfd )設計技術得到較大發展,其中最有代表性方法是jameson發展的基於理論(伴隨方法)的氣動優化設計技術,其顯著優點是目標函數對設計變量的計算幾乎與設計變量數目無關,從而大量節省了計算費用,並成為當前cfd領域的研究熱點。
  13. This disquisition aimed at plc reactive dispatch curve controller, associating the entire exploiting process, expounded in guiding ideology, control standard, function and structure design, software system design, analog experiment, fixing and debugging and so on, also part of flow schematic diagram ( the ladder chart was n ' t drawn because of too many network and length limit ). this design involves many subject such as power systenu automatic control microcomputer control and electroa during the design, we have read a great deal of concerned data, base on the sufficient investigation analysis and research, associating the practicality of huanren power plant, we introduced and exploited plc reactive dispatch curve controller in the first time

    本文針對plc無功調曲線器,結合整個研製過程,在設計指導思想、準則、性能設計、裝置構成設計、軟體系統設計等方面進行了闡述,並給出了部分程序流程簡圖(由於形圖網路數太多,受篇幅限沒有給出) 。本設計涉及到電力系統、自動、微機、電子等多學科知識,在設計過程中,我們查閱了大量相關的資料,在充分調查、分析、研究的基礎上,結合桓仁發電廠實際情況,首次提出並研製出了plc無功調曲線器。
  14. According to the direction and damping characteristic of the torque produced by the magnetorquers, the three axis attitude control schemes of gravity gradient satellite and other satellite with damper is presented. the control coefficients are determined by the dynamic characteristics of geomagnetic intensity, so the attitude control precision is improved

    根據磁力矩在地磁場中的定向阻尼特性,提出了磁重力衛星和攜帶阻尼器的非重力姿態規律,根據地磁場強變化規律選擇系數,提高衛星的姿態
  15. Meanwhile, by analyzing the characteristics of hlsip ( including the newly - built and innovated projects ), it tries to explore suitable supervision model for the project and it mainly studies the quality, cost and time control of the project in different stages

    同時,在分析高揚程級提水灌溉工程(包括新建項目和更新改造項目)建設特點的基礎上,論述了適宜於本項目建設和改造的監理模式,並著重研究了工程建設不同階段的質量、投資、進理念及方法。
  16. The main points of hlsip quality control includes : during the design stage, it is necessary to control the scheme comparison and optimum design, esp. the waterwork, electromechanical device and irrigation region planning, to improve the design quality and pay attention to control the long - term benefits of design results ; during construction period, the supervisor should help proprietor choose construction contractor, sign the construction contract, supervise the manufacture of equipment and strictly execute the quality control procedure to subject the construction to controlled mode ; in addition, the contractors must improve their quality self - control, maintain the notion " quality first " and insist the full process, multiway, and multi system control of construction quality

    高揚程級提水灌溉工程質量的重點包括:設計階段好方案對比、設計優化,特別是水工建築、機電安裝、灌區規劃等多專業多目標的確定和協調,提高設計質量和深,注重設計成果的長期效益;施工階段協助業主選擇好施工承包商,定出嚴謹、完備的施工合同,搞好設備監造,嚴格執行質量製程序,使工程施工時時處于受狀態;同時要提高承包商的質量自能力,堅持施工質量的全過程、多方法、多體系
  17. But ever finer control of the temperature gradient around the seed is eliminating the telltale imperfections that jewelers could once detect with a magnifying glass

    然而,一種能更精細晶種周圍溫的方法,正逐漸去除這種遮掩不了的瑕疵。
  18. Also, the author ’ s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,

    具體包括:以完全混合、表面曝氣合建式活性污泥工藝的污水處理曝氣過程為研究對象,在闡述了曝氣過程式參數選取可行性的基礎上,建立了以溶解氧濃do和活性污泥排放量qw為變量,以曝氣池中有機物濃s和微生物濃x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用現代理論的觀點和污水處理理論,在現有關于污水處理最優問題研究的基礎上,建立了有約束條件多變量能耗最小數學模型,該數學模型是以有機物排放總量和狀態變量的末值條件作為約束條件,曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優問題進行轉化,並對應用極大值原理求解能耗最小這一最優問題進行了詳細的解析;引入約束運算元,應用具有約束的共軛演算法對能耗最小這一最優問題進行求解,並進行模擬實驗驗證。
  19. The planeness and integrality of the flier - plate were ensured effectively by exerting restrictive pressure, controlling heating and cooling rate, lowering welding temperature or reducing welding time as much as possible, etc. theoretical model of creating quasi - isentropic compression via 93w - ofc - tc4 - a1 - mb2 system flier - plate with graded wave impedance was established, and numerical simulation of the impact process was then carried out

    採取施加外部機械力、升降溫速率以及盡量降低焊接溫或減少焊接時間(防止脆性金屬間化合物的過增長)等措施,確保了焊接接頭的平整性和界面結構的完整性。建立起飛片擊靶的理論模型,對93w - ofc - tc _ 4 - al - mb _ 2系波阻抗飛片的擊靶過程進行了數值模擬計算。
  20. To guarantee the validity and speediness insimulation, the back - emf is generated using piecewise linear curves. in the double loop of control system, a pi controller is adopted in the speed loop and a hysteresis current controller is adopted in the current loop

    為保證模擬快速性和有效性,模型採用分段線性法生成形波反電動勢,系統採用雙閉環:速環採用pi,電流環採用滯環電流
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