時控脈沖 的英文怎麼說
中文拼音 [shíkòngmàichōng]
時控脈沖
英文
time control pulse-
This paper describes an automatic contest robot from the cctv holding “ the first robot tv contest all over the academician ”, describes the function and the realization of the robot in greater detail. the robot adopts two stepper motors in the stepped driving control system and putting - ball control system like fishing, with the control of at89c52 single - chip microcomputer, it can synchronously produce driving pulse for two stepper motors and control the moving of the robot along the predetermined line
該競賽機器人採用步進電機作為行走驅動，釣魚桿式的放球控制系統，在at89c52單片機的控制下，分別為左、右步進電機產生脈沖，控制機器人按照預設的固定路線行走，待機器人到達預定的目標位置后，同時控制多個放球機構，從而能分別將賽球準確地放入到比賽圓筒中。It can create micro magnetic field. it combine computer proceeding frequency vibration massage and low frequency bioelectricity impulse treatment. easy to use. instruction manual included
4 .生物電脈沖模式和電腦頻率振動狀態的按摩時間分別設有定時控制鍵3分鐘5分鐘15分鐘。This paper presents a method that chopping wave is done by switch devices which consist of three - level resistance regulating module and intelligence power module ipm, and which realizes constant - current discharge of storage battery. to achieve the intelligence control of the drive protection and the discharge process of ipm, the paper designs circuit formed by igbt threshold drive pulse pwm signals. ipm fault - blocking protection circuit and microcomputer 80c196. the devices can accurately control the 0 ~ 150a discharge current and the discharge time of the storage battery and calculate the releasing power
實現蓄電池恆流放電過程智能控制是蓄電池放電裝置發展的必然趨，本文提出了一種通過三極電阻調節模塊和由智能功率模塊ipm為開關器件進行斬波從而實現蓄電池恆流放電的方法。為達到對ipm的驅動保護和放電過程的智能控制，文中設計了igbt門極驅動脈沖pwm信號形成電路和ipm故障封鎖保護電路及由單片機80c196為核心的微機控制器。本裝置能夠對蓄電池進行0 150a放電電流及放電時間的精確控制及釋放容量的計算。In the sub block circuit design, the contents that the author had introduced include : the principle of band gap voltage reference and the design technique in low power supply ; the analysis of spike pulse noise rejection, frequency divider and dead time in oscillator and control circuit ; the selection of the width and length ratio of four switches and 2x / 1x mode change point in driver and mode selection circuits
在子電路設計中，作者比較深入分析的內容有:基準電路的原理及低電源電壓下基準電路的設計;振蕩器和控制電路中尖峰脈沖噪聲抑制、兩分頻電路及死區時間設定;驅動及模式選擇電路中開關管的寬長比的選擇及模式轉換點的設計。The technology of high power constant current charging, high voltage heavy current discharging switch, high speed and high voltage pulse generator, precision synchronization delay, auto control and so on are concretely introduced in this paper
具體研究了大功率恆流充電技術、高壓大電流放電開關、高速高壓脈沖發生器、高精度延時同步技術及系統自動控制技術。Based on the model of safe following distance, the design blue print of system is presented in the text. using the multiple impulses horae rotate speed sensor to measure the vehicle speed and nanometer radar to measure the distance of own vehicle to frontal vehicle, and analyzing and judging collected information by at89c51 which is the control centre of the system
本文在安全跟車模型的基礎上，提出了系統方案：採用霍爾多脈沖轉速傳感器測量汽車的速度，毫米波雷達測量兩車的距離和相對速度，利用at89c51作為信息採集單元的控制中心，對各種信息進行分析判斷，當行車距離小於報警距離時啟動相關的報警單元。The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation
二、在高頻變壓器原邊，當開關管接收控制信號脈沖列（經調制的spwm波列）導通時，在低頻調制信號的正半周或負半周內，施加在變壓器繞組上的是同一方向的電壓，變壓器磁芯中的磁通可能將級進地逐漸增加，導致磁芯飽和，造成磁偏或單向磁化，導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀，液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹，然後確定了以二元調寬脈沖再平衡測試迴路為設計方案，並從控制理論的角度進行了分析，著重研究了系統中各部分的傳遞函數，利用系統開環傳遞函數分析了系統的穩定性，同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題，並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路，驗證了電路的正確性，最後按照測試系統的要求，採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具，利用該圖形化編程語言完成了測試系統軟體部分的設計，實現了測試功能。Both stimulus generator and data acquisition system are controlled by synchronal pulse
工作時，刺激和採集受同步脈沖控制。Based on the study of transferring characteristics of the lcc - type resonant voltage, the parameter combinations, which make widths and magnitudes of voltage pulses of resonant network adjustable, arededucedo when the following requirements are met : fn > 3, k > 3 or cp / cs > 8, the above circuit is of natural voltage - stabilized characteristics, thus open - loop control method for bucking voltage is presented and the experimental results verify that the method is feasible.,
實測整機在額定負載時效率達到88以上。在研究lcc諧振網路電壓傳輸特性的基礎上，推導出滿足可變寬度和幅度的諧振網路輸出電壓脈沖列的參數組合。設計f n 3 、 k 3或c _ p / c _ s 8時，諧振網路具有自然穩壓特性，因此本文提出並實驗驗證了一種整機為降電壓時的開環控制策略。Accurate repeat means high quality & value - added ourpulse generator with 10, 000ppr will get exact repeat to befeedbacked to its servo motor. this will contol your repeatperfectly
採用超精密度分離性能的10 ， 000ppr脈沖加速器，所以移送導帶時移動量付在伺服馬達上維持及控制精密的往復By using a counter and an operation microprocessor, this paper analyses the measuring method and designs an instrument of edm sinking process in discharge state. this instrument takes samples of voltage, current signal and strong and weak of high frequency signals of detecting voltage amplitude, translates them into various time pulses in discharging state. and a counting unit turns these pulses into digital signals, then send them to a microprocessor. finally various discharge time percentages are sent to the control tache
通過采樣電火花加工放電間隙的電壓、電流信號和檢測電壓幅值上的高頻信號的強弱，得出反映間隙放電狀態的各種時間脈沖，利用計數器分別對其計數，再送給單片機運算處理，輸出控制環節所需的各種放電狀態時間百分數。Abstract : by using a counter and an operation microprocessor, this paper analyses the measuring method and designs an instrument of edm sinking process in discharge state. this instrument takes samples of voltage, current signal and strong and weak of high frequency signals of detecting voltage amplitude, translates them into various time pulses in discharging state. and a counting unit turns these pulses into digital signals, then send them to a microprocessor. finally various discharge time percentages are sent to the control tache
文摘:通過采樣電火花加工放電間隙的電壓、電流信號和檢測電壓幅值上的高頻信號的強弱，得出反映間隙放電狀態的各種時間脈沖，利用計數器分別對其計數，再送給單片機運算處理，輸出控制環節所需的各種放電狀態時間百分數。With the development of the converter drive technology, the requirement for the variable frequency drive are becoming more and more strict especially for the modern converter drive employing fast switching semiconductor igbt ， though it has high pulse frequency and refreshing time of only nanoseconds, it generates emf that has adverse effect on the environment
隨著頻率控制傳動技術的發展，對頻率變速傳動系統的要求越來越高，尤其是對採用快速切換的igbt半導體現代變頻技術，盡管脈沖頻率高或更斷時間僅毫微秒內，但它們會對周圍環境產生電磁場。A control pulse transmitted to a gate or other digital device to release data at a precise instant, usually by the cpu
一種控制脈沖，通常由cpu在某個準確時間傳輸到門電路或其它數字設備以釋放數據。This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design
首先進行了方案論證，對模糊控制演算法和數字pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析，提出應用模糊控制和雙余法解決下述問題，即該論文主要的新見解和所完成的工作： （ 1 ）為了克服直流電機參數時變性和非線性因素對控制性能的影響，本設計中，雙閉環調速系統的外環採用模糊控制，內環採用pi控制，使系統在一定范圍內對直流電機參數變化和非線性因素影響有自適應能力； （ 2 ）針對常規數字觸發器演算法中觸發脈沖的可靠性不高，經常出現漏脈沖或是脈沖混亂的情況，本文採用雙余法，該演算法具有響應快，可靠性高，具有良好的適應性及抗干擾能力； （ 3 ）本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元，應用該晶元完成系統的軟硬體設計： （ 4 ）本文對系統抗干擾的軟硬體措施進行了重點研究； （ 5 ）設計了具有模糊控制的全數字直流傳動系統原理樣機，並進行了試驗驗證，對試驗過程中出現的問題及時解決，最終實驗結果證明設計是可行的。The feedback of the output voltage is the major control loop. to achieve better frequency response and disturbance rejection of the input voltage, a input voltage feed - forward system is introduced in control loop. the duty - cycle of pwm applied at the gate of power mosfet is modulated by both input and output voltage
該晶元採用的控制方式為電壓型pwm （脈沖寬度調制， pulsewidthmodulation ）控制方式，以輸出電壓反饋作為主要控制參量，同時為了提高晶元對輸入電壓擾動的響應速度，採用了輸入電壓前饋方法，將輸入電壓因素引入了反饋控制環中，通過對輸入輸出電壓的檢測，控制加在功率mos管柵極電壓上矩形脈沖的占空比，進而調節輸出電壓。The author insists that the proposition on bmp contains numberous precondictions, the reference values of the qulitative papers are limited as they cannot answere exactly what on earth the bmp is. so this dissertation systematically studied the bmp of china according to the clue of monetary supply which is the immediate target of monetary policy. of course, the stress is to attempt to apply the newest econometric approaches, such as impulse response function and cointegration test, to develop the topic on bmp to a new regime and draw some valuable conclusions
因此，本文在國內外學者已有的研究基礎上，以我國貨幣政策的中介目標? ?貨幣供應量為線索，就有關我國貨幣政策的宏觀調控效果進行了系統的理論與實證研究，重點是應用國外時間序列經濟計量學的最新研究成果，如脈沖響應函數、預測方差分解模型等進行探索性地定量分析，並得出有價值的實證結論。Estimates of bearing and elevation and the standard deviations of the measurements, which are monopulse processing ' s results in ecm, are given. the measurements of simulation is the basis of processing tracking algorithm
通過建立相控陣雷達的模擬模型，給出了ecm存在時單脈沖測角的目標的測量角度和誤差方差。觀測模型的建立為目標演算法的進行奠定了基礎。The clock and data pulsation signals from upper sensor heads can be received using pin diode, then, amplified and inverted in logical control unit for the purpose of cpu operation. hereinafter, the digital signal will be delivered into the central processing unit ( cpu ) for related calculation, and meanwhile transmitted to a d / a converter for signal recovery after filter and phase - shift circuit
通過採用pin管接收從傳感頭傳遞下來的時鐘脈沖和數據脈沖信號，並將它們放大整形傳送到邏輯控制單元，產生邏輯控制信號，再將數字信號傳送給d / a轉換器，設計了濾波器和移相器電路，還原出了原始的被采樣信號。分享友人