drive signal 中文意思是什麼

drive signal 解釋
策動信號
  • drive : vt (drove 〈古語〉 drave; driven; driving)1 驅逐,趕,攆 (along; away; back; down; in; off; ou...
  • signal : n 1 信號,暗號;信號器。2 動機,導火線 (for)。3 預兆,徵象。adj 1 暗號的,作信號用的。2 顯著的...
  1. At a signal from darned, the cars started down the drive, sounding their klaxons

    達恩德發出了信號,汽車掛上檔,響了兩聲喇叭。
  2. Software design includes the following : firstly stb part - bottom drive : including front - end drive, flash drive, the receiving software of the front board key - press and remote control signal

    機頂盒部分底層驅動程序,包括:前端驅動、 flash驅動、前面板按鍵接收軟體和遙控信號接收軟體等。
  3. Numerical simulation signal and vibration acceleration signal of a roughing mill main drive speed reduction unit have been decomposed by using empirical mode decomposition algorithm ; each component has been carried on spectral analysis

    摘要運用經驗模式分解演算法對數值模擬信號及某軋鋼廠粗軋機主傳動減速機振動加速度信號進行了分解,從而得到若干個基本模式分量,對每個模式分量進行了頻譜分析。
  4. Digital signal processor ( dsp ) combined with repm bldcm, which build up a dc adjustable speed system, achieve to control multiple motor speed, positive and negative rotate, protect and fault exemine by a true single chip. design and present a electromagnetism scheme of repm bldcm used in electromotion chair drive system. select electronical components and chips in the drive board by contrast with variant drive mode. design the drive board principle picture, make a drive board pcb and debug it. design a principle picture with dsp core. workout the motor control code introduced popular programme modle. test the programme reliability and control performance by linking tms320lf2407 evm, pc, drive borad and the bldcm. the bldcm swatch is prepare experiment

    本論文闡述了方波驅動稀土永磁無刷直流電動機的原理及數學模型;設計並給出了一種電動座椅用稀土永磁無刷直流電動機的電磁設計方案;對電機採用何種驅動方式進行了對比分析;對驅動電路進行了元器件選型、原理圖設計、制板及調試;有針對性的闡述了dsp在本系統應用中所涉及到的功能模塊;設計了以dsp為核心的控制電路原理圖;以模塊化的軟體編程思想編制了電機控制軟體;通過tms320lf2407目標板、上位機、驅動板及電機的聯調,證明了系統可行。
  5. Drive slowly and carefully when the flashing amber signal is on

    黃色燈號閃動時,要慢速及小心駕駛。
  6. It can directly control and drive the stepmotor and dc servomotor, and it can control the ac servomotor by controlling the ac transducer, and it also has the function of detecting the feedback position signal of photoelectric coder and induction phase shifter

    它能直接控制和驅動步進電機和直流伺服電機,並可通過控制交流變頻器對交流伺服電機進行控制,而且具有光電編碼器和感應移相器位置反饋信號檢測功能。
  7. At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder

    硬體方面,採用脈沖分配器和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。
  8. Based on the analysis of the driving theory of tft - lcd and the characteristic of lvds interface, we designed a drive circuit to control the horizontal / vertical synchronization signals and pixel signal, this drive circuit has a lvds interface. we make and debug the drive circuit by using performance - to - price fpga ep1c3t144 and lvds transmitting chip ds90c387

    在深入分析了液晶顯示器驅動原理和lvds介面特性的基礎上,基於fpga設計了控制顯示器行/場同步信號和顯示像素信號輸出lvds介面的驅動電路,並採用高性價比的fpga晶元ep1c3t144和lvds發送器晶元ds90c387製作和調試了相應的電路。
  9. The signal sampling circuit fulfill the tasks of sampling signal and changing the double polarities signal to the single polarity signal ; the drive circuit receives the pwm signals from dsp and pass the signals to ipm through optical - couple devices ; the protective circuit safeguard the system against high current, high voltage, low voltage and high temperature on the ipm model

    其中信號處理電路主要完成採集輸出電流和中間直流環節電壓信號,並對採集到的電流信號進行極性變換處理的功能;驅動電路接收dsp輸出的高頻驅動信號,通過耦合器件直接驅動ipm模塊;保護電路利用採集到電氣信號對整個系統實施保護,包括過電流、過電壓、欠電壓、 ipm模塊過熱等。
  10. Synchronized drive module produces horizontal drive signal in synchronization with horizontal synchronization signal and field drive sawtooth in synchronization with vertical synchronization signal. these signal drive scaning sytem of slltv

    同步驅動模塊產生與行、場同步的行同步驅動信號和場鋸齒波驅動信號,用於驅動激光電視的掃描系統。
  11. Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly

    但是高性能的交流調速系統實現很困難,這是因為交流電機是多變量、強耦合的非線性系統,不易實現高性能轉矩控制。矢量控制技術則解決了交流電機解耦與轉矩控制問題,其基本思路? ?應用坐標變換將三相等效為二相,實現定子勵磁電流分量與轉矩電流分量之間的解耦,達到對交流電機磁鏈與電流分別控制的目的,交流電機等效為直流電機實現高性能調速。隨著電力電子技術的進步,計算機技術飛躍發展,高度集成的專用模塊和高精度的數字信號處理器應用於交流傳動系統中,促進矢量控制迅猛發展,日趨成熟。
  12. We must have that signal of global political will to meet this challenge to drive technological innovation, to give business and citizens certainty as they invest in the future, and to give individual governments focus for domestic action

    我們必須向全世界表明迎接挑戰的政治意願,努力促進科技革新,保證商界和公民對未來投資的信心,讓個人了解政府集中力量從國內做起的決心。
  13. Complete h bridge driving circuit is achieved to drive motors in the hardware design of robot ' s driving and control system. it adopts pwm digital signal as its control signal. this kind of circuit has some advantages, such as economical, room saving, good resistance against noise

    在機器人驅動控制系統的硬體設計部分,實現了pwm全數字控制的全h橋式多電機驅動電路,它不但具有經濟、節約空間、抗噪能力強的優點,而且有效地消除了電機靜態摩擦死區,低速平穩性好。
  14. Based on this scheme, the control system architecture is designed. based on this system ’ s necessary, the signal conditioning interface box is designed, it is used in the conditioning of sensor and the design of drive circuit, the software of controller is also developed, finally, the performance index of controller is validated by a closed - loop simulation test system with aero - engine model and digital controller

    根據此方案,確定了模擬平臺中控制系統的體系結構,根據系統的需要,設計了信號調理介面機箱,實現了對傳感器信號的調理及驅動電路的設計,並進行控制器軟體的開發,最後利用發動機數學模型和數字電子控制器組成閉環模擬環境,以驗證控制器的各種性能指標。
  15. " to surround the scaffold with twenty of my best men, who, at a signal from me, will rush forward directly peppino is brought for execution, and, by the assistance of their stilettos, drive back the guard, and carry off the prisoner.

    「我派二十個能幹的人,包圍斷頭臺,當庇皮諾被帶上去行刑的時候,我就發出一個暗號,大家就一擁而上,用小刀子趕退衛兵,把犯人劫走。 」
  16. Popular point of view : when receiving step drive to a pulse signal, it driven by a step in the direction of the electrical equipment of a fixed point that is, step away from kok

    通俗一點講:當步進驅動器接收到一個脈沖信號,它就驅動步進電機按設定的方向轉動一個固定的角度即步距角。
  17. The technique core of the 3 - d outline tracking scan lies in the adoption of several photoelectric sensors, laser measuring sensors and super voice wave measuring sensors to carry on probing, the single chip makes the photoelectric signal examined as the control basis, and controls the step motor to drive measurement machines and probing sensors to make outline tracking and scans movement along high and breadth direction of the vehicle, and record its outline track, and the data measured is delivered to the computer, finally, acquires the size of the vehicle checked through the place of computer data processing

    三維輪廓跟蹤掃描技術的核心在於採用多套光電傳感器、激光測距傳感器、超聲波測距傳感器進行探測,單片機把檢測到的光電信號作為控制依據,控制步進電機驅動測量機及探測傳感器在車長、車高和車寬方向上作輪廓跟蹤掃描進給運動,記錄其輪廓軌跡,並把測得的數據傳送到上位機,經上位機數據處理獲得被檢車輛的特徵尺寸。
  18. ( 2 ) discuss the square wave as drive signal and give simulation result. based on the analysis of the tusm ' s equivalent circuit, it ' s advantageis is proved and confirmed by simulate

    在對行波型超聲波電機等效電路分析的基礎上,討論了方波作為驅動信號的優勢,並對其進行了模擬計算。
  19. ( 5 ) using the method apd, it select a new drive signal s = x1 - cx3 to synchronize the response system, the theory analysis and numerical simulation results show that it can synchronize two hyperchaotic systems completely with the drive signal s = x1 - cx3, comparing with the method of selecting signal in literature [ 114 ], with the drive signal s = x1 - cx3, it can shortens the transient period of synchronization ( 6 ) using the outside standard signal to control 4d oscillator hyperchaotic system, basing on the stability theory, constructing the following lyapunov function it gets the controller as following : the theory analysis and numerical simulation result show : using the controller above, it can control the system to reach any desired stable point and period orbit

    ( 5 )採用apd方法,選取新的驅動信號s x1一ex來同步響應系統,理論分析和數值結果表明:採用本文的驅動信號可以使兩個超混飩系統同步,和文獻1141相比,採用本文的驅動信號可使同步暫態過程更短。歷)利用外部標準參考信號個和o來控制振子超混燉系統,基於穩定性理論,通過構造l ) apunov函數, kgb ( xz4l4 ) 『 n ) l小t4 xzcko k0卜ro 』十個n xsn n一大0 『得到控制器表達式如下: u ; zr zr 。 ( 1 b ) 』 x 。
  20. The mixed control chip sg3525a combined with hardware pi controller generates the high - frequency pwm pulse for the first inverter. the digital control block tms320lf2407a mainly provides current preset for constant - current source through the outer filter, pwm pulse for the second inverter and drive signal for the high - frequency pulse power supply

    其中變極性電源的一次逆變pwm信號由pwm發生晶元sg3525a ,配以外部硬體電路pi調節器產生;一次逆變閉環控制迴路的電流給定(配以外部濾波) 、二次逆變pwm驅動以及高頻脈沖電源的控制則由tms320lf2407a數字控制器實現。
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