控制信號范圍 的英文怎麼說

中文拼音 [kòngzhìxìnháofànwéi]
控制信號范圍 英文
constraints
  • 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...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 范 : 名詞1 [書面語] （模子） pattern; mould; matrix 2 （模範; 榜樣） model; example 3 （范圍） boundar...
  • 圍 : Ⅰ動詞1 （四周攔擋起來 使裡外不通; 環繞） enclose; surround; corral 2 （繞; 裹） wrap Ⅱ名詞1 （四...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  • 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
  1. In designing analogic circuit, we adopt programmable filter max262 to meet the system ' s command. after the step, we can make the signal ' s frequency width is wider and noise level is lower. to make the signal ' s amplitude to meet the analogic to digital device ' s command, we adopt the max551 to finish the gain control

    在模擬電路部分，採用可編程濾波器max262 ，這樣就滿足了該數據採集裝置所採集的信號的頻率范圍較寬以及具有較低的噪聲水平的要求，為了使采樣到的信號的幅度滿足後面a d轉換器的要求，採用max551對采樣到的信號進行調理（增益控制） 。
  2. Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor

    在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上，通過系統建模和數字模擬分析，分別針對航空低壓直流（ lvdc ）和高壓直流（ hvdc ）兩種電動機構用永磁無刷電動機，在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究，提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。
  3. The 1mhz fixed frequency switching allows for tiny external components and the regulation scheme is optimized to ensure low emi and low input ripple. an external resistor sets the full - scale led current, while two digital inputs control on / off and select amongst three levels of brightness. the circuit operates in 1x mode until just above dropout

    工作在1mhz固定頻率，採用線性調制模式使輸入紋波大大減小;利用一個外部電阻可以設置滿量程led電流;外接兩個數字信號控制晶元開關並選擇led三級亮度中的一級;具有過溫、過壓/欠壓等保護功能，工作溫度范圍為- 40 + 85 。
  4. The reactor protection system which we analyze this time is in broad sense. the analytical scope is from the systematic sensors ( thermodynamic instrumentation groups and nuclear instrumentation groups ) to the rod cluster control assemblies and the signals of engineered safety feature actuation system

    本次分析的rpr系統為廣義的反應堆保護系統，分析的范圍從系統的傳感器（熱工儀表和核儀表）到控制棒組件及專設安全設施驅動信號部分。
  5. The controllable ability of valve timing, duration, and lift in the haecvvs has been proved. the map of common rail pressure, duration of control signal and the peak lift, the map of common rail pressure, duration of control signal and valve event duration, the map of the combination ability of valve event duration and valve peak lift etc. have been obtained from the experiment

    在研究了電控可變氣門系統氣門正時、氣門開啟持續期、氣門升程的可控性的基礎上，整理了共軌壓力、控制信號持續時間與氣門峰值升程的map圖，共軌壓力、控制信號與氣門開啟持續期的map圖，氣門升程與氣門開啟持續期配合范圍map圖。
  6. Coke oven is a complex plant with the characters of large time - delay, strong non - linear, multivariable coupling and changeable parameters. the dynamic process of the coke oven is driven by both continuous variables and discrete events. the mean flue temperature is affected by many reasons and it is difficult to control the temperature to required precision by the normal control methods

    焦爐是具有大時滯、強非線性、多變量耦合、變參數的復雜對象，直行溫度受多種因素的影響，焦爐生產過程既受連續時間信號驅動，又受離散事件信號驅動，採用常規的控制方法難以將直行溫度控制到要求的精度范圍內。
  7. A data acquisition system with the following features is realized : ? transmission rate up to 100kbyte / s over usb ; ? system ' s dynamic range as high as 120 db ; ? multi - kind of trigger mode control ; ? sampling rate as high as 100 ksps ; ? 12 - bit a / d conversion accuracy ; ? 32k bytes on - board data memory ; ? the system, which was made up of large - scale electronic chips, is small, light and portable, and suitable for field use

    本設計最終實現了一個瞬態信號數據採集系統，它具有以下特點： ?採用usb介面進行高速數據傳輸，傳輸速度達100kbyte / s ； ?採用浮點a / d轉換技術，動態范圍達120db ； ?多種采樣觸發控制方式； ?最高采樣率100ksps ； ? 12位采樣精度： ? 32kb數據緩存； ?使用新型大規模電子器件，系統結構緊湊，重量輕，適合野外作業。
  8. The hardware has two input channels of high - speed analog signal, with the signal amplitude of 0 - 5v, the conversion precision of 12bits, and the maximum sampling rate of 400ksps. this system includes 4 dsps ( adsp 2181 ), which can be arranged as a pipe line processing array. many algorithms can be realized in this system

    系統硬體有兩路模擬數據採集通道，模擬信號輸入范圍為0 ? 5v ，轉換精度為12位，最高采樣率400ksps ；系統包含4片dsp （ adsp2181 ）構成的流水線型的處理陣列，可用於實現各種演算法；系統的控制邏輯由fpga完成。
  9. To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error

    鋁電解生產現場電磁干擾非常嚴重，為此我們將需要測量的模擬信號就近轉換為頻率脈沖后再傳送到控制核心；採用浮地接入方式消除槽電壓信號中的共模成分；設計了量程自動切換電路以解決槽電壓的動態范圍寬和測量精度高的矛盾；用最小二乘法進行曲線擬和以降低測量的系統誤差。
  10. The function of the software use pc - computer to dispose the output signal which is produced by the device as following steps : ( 1 ) to input data by parallel interface ( 2 ) to record and form a file ( 3 ) to demonstrate results step by step ( 4 ) the results could be compiled ( 5 ) it can synthesis in the permitted error scope, substituted original dot for line or arc, finally we could get a graph that is described by some simply curve. ( 6 ) to convert these graph into a program, which used in the cutting process of numerical control. ( 7 ) the software also includes some protective methods

    而系統處理軟體的作用是：利用pc兼容機，將上述裝置的輸出信號（ 1 ）通過并行口輸入（ 2 ）記錄成文件（ 3 ）逐點顯示出來（ 4 ）可人工進行化簡，編輯（刪、改點）等（ 5 ）可在給定誤差范圍內進行人工擬合，用直線和圓弧取代原來的點，得到一個與原圖形的誤差在規定范圍內，又消除跟蹤過程中因受到各種干擾而造成的缺陷，由盡可能少而簡捷的數學曲線描述的圖形（ 6 ）把這些圖形轉化成用於編制數控線切割加工程序及autocad能夠識別的文件（主要指dxf格式） （ 7 ）該軟體還有一定的加密措施。
  11. It works at high frequency with a selectable pin outside ; the working frequency is fixed at 640k / 1. 2mhz. so far as the output signal of the single - chip ic is concerned, the maximum time proportion of its high level is 88 percent, but the minimum one is 10 percent

    該控制器為pwm脈沖寬度調制方式;電路正常工作溫度范圍為- 20oc 85oc ;工作開關頻率根據外圍電路輸出電壓需要為640k / 1 . 2mhz可選;輸出信號的最大占空比為90 % ，最小占空比為10 % ，晶元主要應用於lcd電壓電源管理設備。
  12. The driver has the quiescent current under 1 a and also has soft - start circuitry to limit inrush current flow at power up. the chip can be operated normally in the temperature range of - 40 to 85 according to the simulation results. the brightness of the white leds can be controlled by using a dc voltage or a pwm signal applied to the pin with a few external components added

    系統採用0 . 5 mcmos工藝;輸入電壓范圍為2 . 7v到5 . 5v ;在關閉狀態下消耗電流小於1 a ;具有軟啟動功能，可減小啟動過程中的浪涌電流;具有短路及過熱保護功能，工作溫度范圍為- 40至85 ; led亮度控制可以通過外加dc或pwm電壓信號和很少的外部元件實現。
  13. The chip is mainly applied to the portable electronic products with the following features : 2. 7v to 5. 5v input voltage range ; the 1mhz fixed frequency ; - 40 to + 85 operating temperature ; two digital inputs control on / off and select amongst three levels of brightness ; thermal shutdown and under voltage shutdown protection, low 0. 1 a shutdown current ; soft - start limits inrush current

    該晶元主要應用於便攜式電子產品，其輸入電壓范圍為2 . 7 5 . 5v ，工作頻率為固定的1mhz ，可大幅度降低輸入紋波和emi輻射，工作溫度范圍為- 40 + 85 ，可使用外部使能控制信號調節led亮度及控制晶元關斷與否，具有過溫保護和輸入欠壓關斷保護功能，完全關斷模式下關斷電流可低至0 . 1 a ，具有軟啟動功能以限制啟動時的浪涌電流。
  14. In the paper we amply introduce the logical structure and design of software and hardware of the virtual multi - channel instrument system for temperature measurement. applying the object oriented programming ( oop ) method, center control module, transmitter demarcating module, channels and scopes module, data collection and process module, data analyze module, data display module, data redisplay module, print module and the other auxiliary functions are designed, which realize the collection, process, analyze and display of the powerful virtual instrument

    在本文中，作者詳細介紹了虛擬式多通道溫度測試儀系統的邏輯結構和軟硬體設計，運用面向對象（ oop ）的軟體設計方法，通過中心控制模塊、變送器標定模塊、測溫通道和測溫范圍設置模塊、數據採集與處理模塊、數據分析模塊、數據顯示模塊、數據回放模塊、列印輸出模塊和其他輔助功能模塊的設計，實現了對溫度信號進行採集、處理、分析和顯示的功能很強的虛擬測溫儀器。
  15. Remote control construction machinery will be more and more widely used along with development of technique and perfection of function of wireless control system and electro - hydraulic control system. the remote controlled trimming dozer is remotely controlled by signal that is transferred by electromagnetic wave and sent into driver - electro - hydraulic control system

    隨著無線電控制系統和電液控制系統的技術發展和功能完善，遙控型工程機械應用范圍將越來越廣泛，遙控型推耙機通過電磁波傳輸控制信號並將控制信號送入驅動執行器?電液比例控制系統以實現遠距離控制。
  16. To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed

    利用集成a / d 、 d / a轉換器的新型晶元aduc824 ，實現了電流（電壓）采樣?數據處理?電流控制的閉環控制結構；地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題；控制信號反相的同時進行幅度壓縮，使得輸出調整電壓的解析度提高；根據常規的比例?積分?微分（ pid ）調節模型，針對陀螺系統的特性，給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法；不同條件下系統穩流性能的對比、分析在論文最後給出，並據此找出了決定該系統穩流精度的關鍵因素，提出了系統的改進意見。
  17. The primary advances in speech and audio signal processing that contributed to multimedia applications are in the areas of speech and audio signal compression, speech synthesis, acoustic processing, echo control and network echo cancellation

    語音和音頻信號處理的改進對多媒體應用的貢獻在下述范圍：語音和音頻信號壓縮、語音合成、聲學處理、回聲控制以及網路回聲消除。
  18. Indispensable for high quality optical carrier signal reception in a large dynamic range, agc analog optical receivers are widely used in the optical transmission of radio and microwave signals, such as fiber catv, direct broadcast satellite tv, wireless communication and radar

    摘要自動增益控制模擬光接收機廣泛應用於光纖有線電視、光纖直播衛星電視、無線通訊及雷達等射頻微波信號光傳輸，是實現大動態范圍光載波信號高質量接收必不可少的一項技術。
  19. Compared with the similar research results, the weighted control ic here has the following characteristics : ( 1 ) the circuit structure is simpler ; ( 2 ) the chip ' s fabrication is compatible with standard cmos process ; ( 3 ) n - mosfets with high w / l ratio and short channels are used for weighting and output to reduce the insertion loss ; ( 4 ) the weighting factor varies in a relatively wide range with the controlling signals ; ( 5 ) input and output impedance approach 50 in low frequency ( e. g. 50mhz ), while in higher frequency they slightly deviate from 50, hence the energy reflection lower than 0. 1 ; ( 6 ) it completes the functions of sampling, weighting, controlling and summing of high frequency analog signals

    它的加權控制電路與已報道的相關電路相比具有如下特點：電路結構簡單；製造工藝與普通cmos工藝兼容：短溝道，高寬長比的nmos晶體管具有低的通導電阻，將其作為加權、輸出器件可降低由電路引起的插入損耗；改變加權信號，可實現權值在較大范圍內的連續變化；輸入、輸出阻抗在低頻（如50mhz ）下接近50 ，而在高頻下略有偏離50 ，但反射系數均低於0 . 1 ；實現了對高頻信號的取樣、加權、控制、疊加功能的迭加。
  20. In hardware design, an integrated multi - center a / d chip is for input signal conversion, cpld and arm empu are the core of fault diagnosis system and information processing. host computer is connected with the system through network technology - which owns certain advantages such as wide range of input signal, powerful processing ability and low power consumption ; also it can be extended as a remote portable terminal

    在硬體設計上，採用集成多通道a / d轉換晶元完成輸入信號的轉換，使用大規模可編程邏輯器件和高性能嵌入式處理器作為故障診斷系統控制和信息處理的核心，採用網路技術實現診斷系統與主機的連接，系統具有前端輸入信號范圍寬，處理能力強，功耗低，可擴展為遠程診斷系統便攜式終端等優點。
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