控制常數 的英文怎麼說

中文拼音 [kòngzhìchángshǔ]
控制常數 英文
control co tant
  • 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...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. But additioinal sensors are needed for effective control, and hydraulic fluild bulk modulus is constantly regarded as a time - invariable coast hypothetically in nonlinear control method

    但在非線性控制中，為了進行有效的控制，經常需要更多的傳感器，同時假設彈性模量為一個時不變參數。
  2. These appliances, available from companies such as decru, neoscale, and vormetric, implement very fast encryption - they typically claim to operate at or close to " wire speed. " they also usually include sophisticated key management facilities for controlling the creation and distribution of cipher keys, cycling of keys, and disposition of keys, besides handling general data encryption

    Decru 、 neoscale和vormetric等公司都能提供這些器件，它們實現了非常快的加密通常被聲稱速度達到或接近「線速」 。它們還常常包括高級的密鑰管理設施，除了用於處理一般的數據加密外，還可用於控制密鑰的創建和分發、密鑰的循環和密鑰的銷毀。
  3. 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。
  4. It may be necessary to resort to adulticides when larvicide application cannot provide adequate and satisfactory control and the mosquito population reaches an annoying level and there is a threat of mosquito - borne diseases

    若使用滅蚊幼蟲劑不足以控制蚊患，而蚊子數量又達到非常滋擾的程度及
  5. Motion controller composed of general chip series is developed and quadruple differential circuit utilizing dual monostable multivibrators with schmitt trigger inputs and dual 4 _ line to l _ line data selectors or multiplexers is put forward

    本論文研製了一種用常規晶元系列組成的運動控制器，提出了採用單穩態多諧振蕩器和數據選擇器的四倍頻辨向電路。
  6. Traffic accident simulation and control technology are simulating the environment and driving process, simulating the operation situation of accident vehicle on the road, making kinematic analysis based on data such as vehicle collision, stop location and collision narks, to determine the normally running line and the speed of vehicle before the accident, presume the collision speed course reversely, use 3d graphics technology to reappearance accidents process, provide scientific theory for the analysis of the cause, make corresponding protect safety technology and strategy

    交通事故模擬與控制技術是對駕駛環境與駕駛行為進行模擬，模擬車輛在道路上發生事故的運行情況，根據車輛碰撞位置和停止位置、車身碰痕等事故現場數據進行運動學分析，確定車輛在事故前正常行駛時的速度和路線，逆向推定碰撞車速及事故過程，應用三維圖形技術再現交通事故過程，為分析事故成因，提出相應的交通安全保障技術和策略奠定科學理論依據。
  7. The soil - rock foundation was applied in highway of changde - zhangjiajie, and in order to assure soil - rock foundation quality by shocking and compaction test, different virtual height of soil - rock foundation was constructed and it ' s quality was controlled for in - situ test, it was considered as parameter for virtual height, shocking and compaction quantities, shocking and compaction sediment rate and maximum diameter of packing materials

    摘要針對常張高速公路採用沖擊壓實技術壓實土石混填路基的問題，選取試驗段進行了不同虛鋪厚度路基的施工工藝及質量控制等試驗研究，提出了虛鋪厚度、沖壓遍數、沖壓沉降率（單級沉降量） 、填料最大粒徑等施工控制參數。
  8. Accordingly, an abbreviated and code - opened real - time operating system named ? c / os - is transplanted on tms320f240. the paper presents software structure ’ s three levels ， designs the additional facilities ’ driven functions and commonly modules ， expands the operating system and constructs the platform primarily

    C / os - ，給出了層次設計的軟體結構，結合目標板的硬體資源，編寫了外設驅動函數、電力電子控制常用功能模塊，對
  9. Furthermore, it usually divides into three kinds according to control parameter : single parameter control of flux or pressure, double parameters control of flux and pressure, multiple parameters control of flux and pressure

    而且根據其控制參數通常分為三類，即:只控制流量或壓力的單參數控制，同時控制流量、壓力的雙參數控制和同時控制溫度、流量及壓力的多參數控制。
  10. In this thesis, based on mathematic model and real condition, analysis and compare of different control methods are carried out at first. then a propriety control law and optimized parameters are choosen and used into multi - body model in simpack. finally, kinds of dynamic character curves after measurement and calculation are given

    論文首先在數學建模的基礎上，根據實際情況，詳細分析對比了直接狀態反饋控制、 pid控制和狀態觀測器控制等常用的磁浮列車懸浮控制方法，然後將合適的控制規律及優化的控制參數用於simpack中的多體模型，通過計算，給出懸浮穩定性、運行平穩性以及列車曲線通過等動力學特性曲線。
  11. Considering the shortcomings in the genetic algorithms, some improvements are proposed in order to elucidate its strong optimizing ability, genetic algorithms are used to optimize the pid parameters of ship autopilot. the comparison between the different simulation curves shows the validity of genetic algorithms in looking for the best parameters

    本文首先用遺傳演算法來對船舶航向保持自動舵的pid控制參數進行在線優化，通過對用常規工程方法整定的pid控制和用遺傳演算法優化的pid控制的模擬曲線的比較，說明了遺傳演算法強的全局尋優能力。
  12. According to this control model this text has already carried on the direct feedback control, conventional digitized pid control system analog simulation. determined the convention control mode controlled parameter and its the control effect. and uses the neural network inversion control method based on this, recognizing and controlling leveling system and has carried on the training and the computer simulation to it

    依據其控制模型，文中進行了直接反饋控制、常規數字pid控制系統的模擬模擬，確定了常規控制方式的控制參數及其控制效果，並在此基礎上採用神經網路逆控制方法，對調平系統進行辨識和控制，並對其進行了訓練和計算機模擬。
  13. By use plc, system can complete function as follow : this auto - control system be applicable to the temperature and smoke and dust the deal the variety quick, control the process is difficult with the operation is ; by the temperature controlor can automatically follow to the wet tower " exit temperature, error in the ? 3 v including ; by to automatically spray fog to lower the electric resistance, with the function for full the electricity equipment accepting the dust ; because of adopting feedback closed loop, and come to a to respond to the speed quick, constant temprature control the accuracy is high ; because of adopting the sensors, and make the system circumstance to leak water quick ; system have many control parameter can set exit control temperature and adjust value low limit by key ; can communication with remote computer and have remote control

    通過使用plc ，使該自控系統可以完成如下功能：適用於溫度及煙塵量變化快、控制過程難以操作的場合；通過溫控表自動跟蹤增濕塔出口溫度，誤差達到3以內；通過自動噴霧來降低粉塵比電阻，以此充分發揮電收塵器的作用；由於採取了閉環反饋迴路，達到了響應速度快，恆溫控制精度高；通過使用各種檢測傳感器，使得異常情況泄水快；該自控系統具有多套控制參數，增濕塔出口控制溫度及調節閥下限值可通過按鍵設定；可與上位機通訊，具有「現控遠控」功能。
  14. Aim at overcoming the disadvantages of conventional pid control algorithm, which adopts fixed - parameters, author introduces a variable parameters pid speed regulator which gives much improvement on anti - disturbance. this control system has fast respondence when increasing or decreasing speed at emergency work conditions

    針對常規pi演算法控制參數固定的缺點，筆者採用了一種變參數pid調速器，使柴油主機調速系統抗干擾性有較大改善，在應急工況下系統對于加、減速車令具有快速響應性。
  15. Aiming at the controlling to production of beer with general meters in many beer factories of our country, there ' re many disadvantages in such production process. it ca n ' t ensure the veracity of beer ' s producing craft, results into fluctuation of beer ' s quality, difficult to enlarge reproduction scale, and so on. accordingly, we bring forward technique of computer monitoring and controlling, it adopts ipc - plc distributed control system, associates with concentrated control and data management, meets the demand of modern production, furthermore, improves enterprise ' s technical level, management and competition capacity in market

    針對我國大部分啤酒生產廠家仍然採用常規儀表進行控制，難以保證生產工藝的正確執行，使啤酒質量不穩定，波動性大且不利於擴大再生產規模的缺點，對啤酒生產的發酵工序提出計算機監控技術，採用ipc ? plcdcs系統，使啤酒生產集控制與數據管理於一身，能夠適應當前現代化生產的需求，使企業的技術進步，生產管理以及市場競爭能力達到一個全新的水平。
  16. It also has a series of enhance functions such as : zero position automatic regulation, remote inspect the field control parameter and adjust control parameter pass number locked and so on. at the same time, it can carry though remote parameter enactment, remote control, self - diagnoses etc function by field bus hart protocal

    除具有常規智能式的全部功能外，還具有一系列增強的功能，如零點自動調整，遠程就地控制參數查看與調整控制參數密碼鎖定等。同時通過現場總線hart協議，進行遠程參數設定遠程控制自診斷等功能。
  17. This event s position in the event chain makes it very important in resetting the child controls, data set, or global variables

    此事件在事件鏈中的位置使得它在重置子控制項、數據集和全局變量中非常重要。
  18. This paper focuses on the research of fuzzy control, especially rule self - adjusting fuzzy control method. by theoretic analysis and simulations, the influences of parameters and system performance characteristic of some kinds of rule on - line self - regulating fuzzy control methods are discussed, and a novel real - time self - adjusting fuzzy control method ( vsrsafc ) is proposed from the diagrammatic point of view. in vsrsafc, the slope of the rectifying curve of rule scaling factor a is altered by the fine - tuning and coarse tuning combined mechanism to adjust the fuzzy control rules according to error e and error change ec, which more coincides with characteristic of system response than the conventional self - adjusting method that adjusts rule scaling factor only according to the error e, and has better static and dynamic performances than the latter

    其中變斜率規則自調整模糊控制的效果較為明顯，它是基於插值的非線性規則自調整模糊控制的引申以及常規全論域規則自調整模糊控制的改進，該方法採用粗、細調結合機制，通過改變規則調整因子的修正曲線斜率，使系統同時根據誤差e以及誤差變化ec在線調整模糊控制規則，比傳統的僅基於系統誤差e的自調整方法更符合系統響應特性，可獲得更好的動靜態控制性能，特別是對于系統參數發生改變、控制參數選取不當等不良狀況，控制器仍能較快自調整，具有較強的在線自適應能力。
  19. It is very difficult for the designer to provide proper control parameters which can be used to help the multi - robot system consisting of many autonomous robots work cooperatively

    對于由大量自主機器人組成的群體，如果採用由設計者提供合適的控制參數使之形成期望的協作行為，那是非常困難的。
  20. In theory research based on truss theory, the effective length of the cfrp sheet and ultimate capacity of paste layer is introduced, then the calculation procedure of the ultimate shear capacity of rc t - section beams strengthened with cfrp laminates is put forward, so did the reinforcement design method of normal service phase

    基於桁架理論，引用有效粘貼長度的概念，以粘貼層所能承受的極限抗力為計算控制參數，提出了碳纖維布對鋼筋混凝土t梁極限承載力及正常使用階段的加固計算方法。
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