速控步 的英文怎麼說

中文拼音 [sùkòngbù]
速控步 英文
rate-determining step
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 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...
  • 步 : Ⅰ名詞1 （步度; 腳步） pace; step 2 （階段） stage; step 3 （地步; 境地） condition; situation; st...
  1. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求，採用單片機實現了混合式直流直線步進電動機的開環數字控制；利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定；利用細分控制技術保證了電機運行的平穩性，並進行了波形分析和理論研究；採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題；同時對主功率電路、驅動電路和系統保護電路進行了分析，完成了硬體設計、製作和軟體編程、調試，最後在混合式旋轉步進電動機上進行了全面測試。
  2. Taking the vr step motor as example in the paper, systemic research is conducted about the principle of the subdividing drive, the non - linearity relationship between microstep and phase current, the method of velocity adjusting and the interrelated factors. the system is designed to realize the subdividing drive, velocity adjusting and position. especially, there are two innovations in this paper. one is the first introduction of pld device and isp technology to the design of phase sequencer, the other is the new measure and amend method of microstep

    本文以三相反應式步進電機為實例，對細分驅動原理、細分驅動的非線性、變細分調速以及相關影響因素進行系統的研究；實現細分驅動器、調速控制、定位控制和軟硬介面的設計。在此基礎上，本文對細分驅動環形分配器的設計和微步距測量修正進行了創新；提出將pld器件和isp技術引入到細分驅動環形分配器的設計思想和錯位測量和逼近修正法。
  3. Abstract : this paper discusses the method of adjustable speed driving with bi - directional power transferring converter for motors used in draining and irrigating pumps, a control strategy is proposed to realize super / hyper synchronous speed running with ac - ac converter, and a design for the driver is given based on 16 bit micro - controller

    文摘:針對農用電力排灌站電機調速改造問題，討論了雙饋調速實施方案，提出了採用交交變頻實現超/低同步調速的一種控制方法，給出了以高性能16位單片機為核心的雙饋調速控制系統軟硬體設計
  4. The accelerating and decelerating of the step - motor during weaving and its driving principle were discussed, and the calculating method for parameters of the mechanical driving system was expounded with examples

    分析了步進電機在織造過程中的加減速控制方法以及步進電機的驅動原理，闡述了織軸驅動系統機械傳動的參數計算方法，並以示例進行了說明。
  5. This paper expatiated that the mathematics models of ac motor is higher order, non - linear and closed coupling, multivariable input - output system. and introduces the principle and the algorithm of sine pulse width modulation ( spwm ), opened - loop space voltage pulse width modulation control ( svpwm ) and field oriented control ( foc ). finally, realized the control strategies of variable - frequency speed regulating using assembly and c language

    文中闡述了交流異步電機的數學模型是高階、非線性、強耦合的多變量輸入輸出系統，介紹了交流電機的正弦脈寬調制、開環電壓空間矢量的u / f控制和磁場定向控制的原理及控制演算法，並利用dsp構成控制系統，通過匯編語言和16位定點c語言混合編程的方法實現了上述的變頻調速控制策略。
  6. According to the vector control theory of an induction motor, we utilize the speed estimation and speed control by the rule that the rotor flux of the voltage model must be coincident with the one of the current models

    根據異步電機矢量控制理論，本系統利用電壓模型的磁通應與電流模型的磁通相一致，實現轉速推算和轉速控制。
  7. The system is based on chopper constant current drive technique, according to the top level design idea, adopting advanced specical subdivision control integrate circuit and powerful function 80c196kc to organize the system frame, desiging the minimum system of single - chip microcomputer, multifunction i / o interface circuit, relay switch circuit, keyboard and display circuit, multifunction digital setting interface circuit and so on, utilizing the hso and hsi interface circuit which are owned by this single - chip microcomputer exclusively and its powerful command system to realize dual - degree switch control, automation orientation, automatically searching zero position, locking machine when stopping, frequency to set digitally, automatically adjusting speed through changing frequency, swithing subdivision or squarewave control, on the basis of above, the system also have the function of running according to the setting steps and the frequency, voltage and current to display through the led, etc

    系統基於斬波恆流驅動技術，按照頂層設計思想，採用先進的專用細分控制電路和功能強大的80c196kc單片機來組建系統構架，設計了單片機最小系統、多功能i o介面電路、繼電器切換電路、鍵盤顯示電路和多功能數字設定介面電路等，利用該單片機獨有的hso和hsi介面及其強大的指令系統，實現了雙余度混合式步進電動機的余度切換控制、自動定位、零位自動搜索、停機鎖定、數字化頻率設定、自動調頻變速控制、細分方波切換控制，在此基礎上，該系統還設有按預置步運行、 led頻率電壓相電流顯示等功能。
  8. The requir about the missle arming control is brought up according to the rapid improvement of military affairs technology and the appearance of high tech war

    軍事技術的加速進步和高技術戰爭的出現，對導彈瞄準控制系統的速度和精度提出了更高的要求。
  9. In the paper, the principle and actualizing means of spatial vector control have been systemically discussed and the control software has also been designed. the magnitude of both the rotor flux and the current in torque component have been estimated by using a flux observer, which is developed based on field orientation control principle. the results show that the observer has a good feature due to its speed being calculated without speed sensor or additional hardware

    本文對矢量控制的原理、控制方法以及控制實施策略進行了較為系統的分析與研究，利用速度間接觀測理論，建立了異步電機的磁通觀測器，電機的定子磁通和電流的轉矩分量可以通過磁通觀測器估算出來，從而得到電機的轉速，並由此建立了異步電機無速度傳感器矢量控制的理論數學模型和相應的控制演算法，在此基礎之上，利用工程中常用的電機專用dsp晶元tms320lf2407作為處理器，對異步電機進行變頻調速控制。
  10. Just based on the two points mentioned above, a control system of doubly - fed variable speed constant frequency ( vscf ) wind power generator based on 8xc196mc is designed in this paper, which can smoothly transform between the different operational modes from sub - synchronous speed to synchronous speed and to super - synchronous speed

    正是基於上述兩個出發點，本文設計了一臺基於8xc196mc單片機的2 . 8kw變速恆頻雙饋風能發電控制系統。主電路中變流器的設計可使該系統能工作于亞同步速、同步速及超同步速三種運行狀態，並具有能量雙向流動的特點。
  11. Finally, it proposes a new scheme that controls the power factor of pmsm. the model can control the power factor by controlling the stator current on the basis of the speed control

    最後，建立了永磁同步電動機功率因數控制的模擬模型，在轉速控制的基礎上，通過控制定子電流來實現功率因數控制。
  12. The primary works and innovations of this paper include but not limited to : ( 1 ) considering the nonlinear, time - varying and uncertain characteristics of networks, a new active queue management ( aqm ) algorithm, i. e. nnpc - aqm was proposed based on predictive control theory, which requires less model accuracy. in order to realize fast control, a predictor was constructed using two - layer linear neural network to predict the future queue length, and a controller was composed using two layers of nonlinear neural network to optimize the next control volume, i. e. drop probability

    本文研究的主要內容及創新點如下： （ 1 ）針對網路的非線性、時滯、不確定特點，結合預測控制理論提出一種新型主動隊列管理（ aqm ）策略nnpc - aqm ，該演算法基於單值預測控制思想，為了實現快速控制，採用兩層神經網路構造預測器，估計未來時刻隊列長度；採用兩層非線性神經網路組成控制器，實現對下一步丟棄概率的優化。
  13. Rear flash sync, wireless remote off - camera flash, high - speed sync. flash ( available with external flashes )

    （后簾同步閃光、無線遙控分體閃光、高速同步：外置閃燈適用）
  14. According to the safety requirements of underground electrical equipment, an excellent intrinsically safe pilot circuit is designed, the fault characteristics and protection principle of asynchronous motor with single speed and double speed used in underground are simultaneously analyzed, the function parameters corresponding to the fault protections for high capacity motors are determined. at the same time, module program design method and compiled monitoring program and function subprograms are emphatically described

    根據礦井生產安全要求，設計了性能優良的本質安全型先導電路，分析了單速異步電動機和雙速異步電動機的各種故障特徵和保護原理，確立了每種故障保護的動作指標，介紹了結構化程序的設計方法，設計了監控程序及各功能模塊程序。
  15. The transmission method and control theory of the hydraulic traveling system of the paving machine are described in detail in the paper. the paper puts out a specific control strategy to control the machine ' s running forwards and backwards, starting, braking, accelerating and decelerating, and or so, turning right and left and steering, at the same time, puts great emphasis on the study of constant - velocity technology and integrates the pid theory and fuzzy control theory into the design of the digital controller

    詳細論述了瀝青混凝土攤鋪機液壓行駛系統驅動方式和控制原理，提出了具體的控制方案，用單片機完成了攤鋪機行駛系統數字控制器的硬體設計和軟體設計，實現了攤鋪機前進後退、起步、停車的加速與減速控制，以及左右轉向和原地轉向的控制。
  16. The emphasis of this article is the design in the second period, which is based on the pic microchip interface, because at present embedded structure is adopted by most of medical instruments so that it can run separately without computer, hi this part the article specifically introduces the interface circuit of pic16f877 single - chip, which includes the acquisition of a / d signa ls and the serial communication between the single - chip and computer, the design of complex programmable logic device ( cpld ) and the using of hardware describe language ( vhdl ) to control the rotate speed of 4 - route stepping motors

    本論文的重點是在設備的第二階段開發，它是基於pic系列單片機介面的硬體設計，主要是針對現階段大多數醫療設備都是採用嵌入式結構，它能夠脫離計算機單獨運行。在這部分詳細介紹了pic16f877單片機的外圍電路，包括a d信號的採集、單片機與計算機的串列通信，可編程邏輯器件cpld硬體的設計，以及用硬體描述語言vhdl編程來同時實現4路步進電機的轉速控制。
  17. With the rapid advancement of process and technology, especially the realization of on - chip passive elements such as inductors and varactors, the on - chip implementation of voltage - controlled oscillators ( vcos ) which are necessary in wireless transceivers has become easy

    在工藝技術的飛速進步下，尤其是電感和變容管等無源器件片上實現問題的解決，壓控振蕩器已經可以實現單片集成，這對降低收發機的成本十分關鍵。
  18. On a micro level, the rationale of bank m & a lies in economies of scale, which is objectively limited by techniques, technology and management, and it also lies in reducing relevant costs, diversifying operation risks, etc. as a means of diversifying individual bank portfolio, the global bank m & a secures the economic interests of the banking industry and guarantees the stability of banking industry as well as strengthens its international competitiveness

    全球銀行業並購對發達國家而言，既保證了銀行業自身的經濟利益，又增強了銀行業的國際競爭力，使發達國家內部銀行業更協調，以更大、更迅速的步伐走向海外。銀行並購有成本，但也有風險，並購過程中必須有效地進行風險控制。面對全球銀行業並購重組趨勢，中國的民族銀行業切不可作岸上觀，錯失良機，更不能坐以待斃，成為「犧牲品」 。
  19. The application program is used to provide a platform for the doctors to examine patients ’ blood viscosity for meeting the demand of clinical test. the application program mainly includes these models as follows : data processing, results analysis, data management and so on

    步進電機控製程序主要完成脈沖分配和轉速控制兩個作用;應用程序主要是面向醫院相關科室的醫務工作人員，提供一個對病人血液濃度進行測量的平臺，滿足臨床檢驗的基本要求。
  20. The intra - and inter - phase diffusion effects were analyzed. it was pointed out that the rate determining step will change with the temperature. the effective factor was calculated to evaluate the level of the inner diffusion

    對反應中的內、外擴散行為作了分析，指出了速控步驟隨溫度的改變，並計算了衡量內擴散程度的有效因子。
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