脈沖電路理論 的英文怎麼說

中文拼音 [màichōngdiànlún]
脈沖電路理論 英文
pulse circuit theory
  • : 脈名詞1. (動脈和靜脈的統稱) arteries and veins2. (脈搏的簡稱) pulse 3. (像血管的組織; 連貫成系統的東西) vein
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  • 理論 : theory
  1. 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和數學模型等作了簡要的介紹,然後確定了以二元調寬再平衡測試迴為設計方案,並從控制的角度進行了分析,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;分析了二元調寬再平衡測試迴的解析度、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、寬調制、頻標以及力矩流發生器等測試系統各部分硬體,驗證了的正確性,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。
  2. 1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %

    從功率單向流動角度出發,提出了一種lcc諧振型恆頻移相單相高頻鏈逆變拓撲,在調制系數0 . 1 m 0 . 5情況下,控制移相角按正弦規律變化,使諧振列的幅值追蹤參考正弦壓信號,經過整流、濾波、低頻逆變,從而獲得正弦度較好的輸出壓。分析和實驗結果證明對于阻性負載或阻感性負載,移相全橋具有超前橋臂零壓開通,滯后橋臂或者零壓開通( _ 0 )或者零流關斷( _ 0 )的軟開關特性,而低頻逆變器的各個開關均實現零壓條件下的開通與關斷。
  3. The operation principle of the aviation static inverter with high frequency pulse dc link is discussed, and the design criterions of the key circuit parameters are gained

    本文述了高頻直流環節航空靜止變流器的工作原,獲得了關鍵參數設計準則。
  4. To realize nolinear excitation controller, it must be improved that the disposal speed of nolinear excitation control " s signal. with analyzing and comparing all kinds of microcomputer excitation controller, a new microcomputer excitation control scheme is offered that is based on dsp controller while the cpld chip is utilized for realizing the function of pulse trigger. it is described in detail that the method of realizing controllable silicon digital logic by verilog hardware describe language and the designed digital pulse trigger " s veracity was validated by digital simulation

    文進一步針對非線性勵磁控制要求信號處速度高、信息量大的特點,在對目前微機勵磁控制器分析基礎上,提出採用dsp控制器晶元作為核心處器的微機勵磁控制器的解決方案,運用復雜可編程邏輯器件cpld晶元實現可控硅同步觸發單元,並簡要說明了verilog硬體描述語言和數字形成邏輯的方法,通過數字模擬對所設計的數字觸發單元進行了驗證。
  5. C / c + +, circuit analysis, analogous circuit, pulse and digital circuit, signal and system, physical optics, microcomputer principle andconnection technology, modern communication principle, informationtheory and code, guided waves optics, optical fiber technology andapplication

    分析,模擬與數字,信號與系統,物光學,微機原與介面技術,現代通訊原,信息與編碼,導波光學,光纖技術及應用
  6. This article analyses the operation principle of the semiconductor laser power in detail, and demonstrates the feasible scheme of the main part of the power according to the special request under the quasi - successive working way, designs the corresponding hardware circuits and software procedures which implement the accurate automatic control of timing, steady voltage and invariable current power supply without pulse voltage and surge current for digital display semiconductor laser power

    本文深入分析了半導體激光源的工作原,根據準連續工作方式下的特殊要求,證了源的主要環節的可行性方案,設計了相應的硬體與軟體程序, (實現了定時的精密自動化控制、數字式顯示機半導體激光源的無壓、無浪涌流的穩壓恆流供
  7. We define the recombination time of excess electrons in p field as the minority carrier lifetime. in theory, we developed the equation between excess minority carriers lifetime and the open - circuit voltage decay ; moreover, the effect of capacitance to general open - circuit voltage is also investigated. both different efficiency solar cells are measured by the method and showed the relations between the minority carrier lifetime and the performance of solar cells, which provides great useful guidelines for fabricating high - efficiency silicon solar cell in industry

    根據太陽池的工作原,詳細地述了用光源照射n / p結太陽池時光壓的產生,上給出了注入p區的子復合帶來的開壓與少子壽命的關系,也研究了n / p結勢壘容放對開壓衰減的影響關系,推導了利用開壓隨時間衰減的關系來測量少數載流子壽命的公式。
  8. Compared with traditional electromagnet, this device has many merits. the article discusses methods of magnetization and demagnetization by the pulse of strong current. then the problems about whirlpool and material ' s selecting are discussed

    介紹了永磁起重吸盤的工作原及相對于傳統磁鐵的節能、省材、廉價、安全等特點,討了應用容儲能經rlc串聯二階產生的強對永磁體進行充、退磁的方法及渦流問題。
  9. Firstly, the paper discusses the characters, principles of excimer laser, and study on pulse discharge process. secondly, for the purpose of designing excimer laser, i spent a lot of time to researsh and finish electrode designing, reducing circuit inductance, spark gap designing, ns discharge, uv preionization, glow discharge

    文首先對準分子激光特點,原進行了評述,其次,以試制xecl準分子激光器為目的,探索並完成了極設計、迴感減小方法、火花開關設計、 ns陡前沿放、紫外預離、輝光放功率技術研究。
  10. The paper discusses the work princinple of ldcsm, adopts singlechip as core control cell, puts forward two kinds of control schemes, analyzes and study the technique scheme, hardware and software design of each control system separately in detail, on the basis of the centralized winding electrifying trait and pulse stepping control method of two phase hybrid linear dc step motor ( hdclsm )

    文在討了直線直流步進動機工作機的基礎上,根據兩相混合式直線直流步進動機( hdclsm )集中繞組的通特點和步進控制方法,採用單片機為核心控制單元,提出了兩種數字控制方案,分別就每種控制系統技術方案、硬體、控制軟體設計等技術內容進行了詳細地分析和研究。
  11. In this paper, based on the detailed analysis of the measurement principle and the measurement method of the wide range pulse convert circuit board, the hardware circuit of the measurement system is designed, and the software flow hart of the measurement system is drawn in detail. the emphasis is to present the method to improve the system measurement precision by plenty of experiments

    文在詳細分析了大量程變換板測試原、測試方法的基礎上,設計了測試系統硬體,較詳細地畫出了測試系統軟體流程圖,重點是通過大量實驗總結出提高系統測量精度的方法。
  12. Based on the theory mode, the delay time between the beginning of optical illumination and the onset of lock - on switching was calculated, and the transiting speed of electrons, the traversing velocity of the current filament, was obtained as well. the calculated results matched well the experimental results. taking advantage of the ultra - fast response characteristics of the devices, si - gaas pcss ' s are successfully applied to the broadening test of nanosecond laser pulses

    應用單極荷疇模型數值計算了lock - on效應的光、時間延遲和載流子的渡西安工大學碩士學位文越速度(絲狀流穿越開關間隙的速度) ,所得計算結果與實驗測試結果基本吻a利川半絕緣gaas光屯導開關的超快光l匕11向應燈性,成功地應川下納秒激光展寬試驗中,證明了開關可廠泛應川在超快光響應和光反饋網中。
  13. This paper also presents a theoretical analyzing method for the instantaneous simulation of pulsed - preionization discharge by using pspice software, it is favorable to the optimal design of the laser discharge circuit

    獲得的最大的光轉換效率達19 。本文還發展了一種採用pspice軟體對離放進行瞬態模擬的分析方法,有利於激光器放的優化設計。
  14. Input pulse signal can be directly transformed into micro - step linear motion by use of linear pulse motor, which have found wide applications in the digital linear servo systems with high positional accuracy and high reliability. taking slpmu - 025a, a two - phase hybrid lpm manufacturing by shinko motor company ltd, as an specimen, the study on the drive control system is carried out in this thesis, which contains : ( l ) three kinds of drive circuits are designed and comparison analysis in theory is done ; ( 2 ) introduction to at89c51 microchip as controller and special micro - step constant current driver, a great variety of running modes driver control are developed ; ( 3 ) experimental testing and theoretical analysis of current waveforms and displacement graphs and velocity graphs are carried out in case of different micro - step constant current driver

    本文以日本神鋼機株式會社生產的兩相混合式直線機slpmu - 025a為樣機,對直線機的驅動控制系統進行了研究,內容包括: ( 1 )設計了幾種直線機驅動器,從上進行了對比分析研究; ( 2 )用at89c51單片機作為控制器,採用專用的恆流細分驅動器sh ? 2h057m ,實現了開環控制方式下對slpmu ? 025a樣機各種運行方式的驅動控制; ( 3 )對不同細分數下恆流驅動的流波形以及各種運行方式下的位移圖、速度圖進行了實驗測試和分析研究。
  15. First of all, a chaos control method based on variable ' s differential feedback is presented and applied to control chaos on chaotic chua ' s circuit. and then based on this chaos control method, two schematic circuits are designed, i. e. continuous differential feedback realization and impulse differential feedback realization. the circuit simulations are consistent with the theoretical analysis and numerical simulations

    首先針對混沌chua提出了應用變量的微分反饋控制混沌的方法,並設計了基於該方法的兩種實現方案,即連續微分反饋控制實現和微分控制實現,模擬的結果與分析和數值模擬具有很好的一致性。
  16. In signal processing circuit, the key of our study, based on methods of mcu + cpld and a / d converter, a time interval measurement unit is done, in which an isp cpld counter is carried out to judge laser pulse for controlling counting and offering signal of time series and control, and a count quantization error measurement circuit which main ramp circuit and 12 bits a / d conversion circuit guarantees the resolution of system

    信號處部分是本文研究的關鍵,採用mcu + cpld的設計方法和模數轉換技術構成時間間隔測量單元的基礎,其中用可在系統編程的cpld計數器實現了對循環光的判斷以開關計數,並提供計數量化誤差測量相應的時序和控制信號,用斜坡和12位a / d轉換完成對計數量化誤差的測量,保證了系統的解析度。
  17. This paper is finished based upon a part of the project, which is the design of delta - sigma adc in a high precision electrical meter chip. i introduce the basic theory of delta - sigma adc in detail and bring forward a way to design 18 bits delta - sigma adc which is successfully used in the project, at the first time the paper introduce the the basic theory of delta - sigma adc and two typical decimation fir digital filters

    文主要基於「一種高精度輸出的能計量集成」項目中關于delta - sigma模數轉換器的設計部分,文中在對delta - sigma模數轉換器原進行深入解的基礎上,提出了一種高精度delta - sigma模數轉換器的解決方案,並運用於以上項目中取得很好的效果。
  18. The origin and evolvement of cuk converter are introduced and the voltage and current waveforms of every period are analyzed and presented. the state differential equations of ideal cuk converter are deduced and the simulation models of ideal cuk converter, ac power supply and pulse width modulator ( pwm ) are erected

    文介紹了cuk型dc / dc變換器由來、演變;分析了各個環節、期間的壓、流的變化情況及波形;推導了想cuk變換器的狀態方程;建立了cuk主以及相關交流源、寬度調制器的simulink模擬模型。
  19. In this paper, the if circuit, the processor based on the pulse count technology and the adaptive signal processing of the system are discussed thoroughly. major contents are abstracted as follows : 1 the evolved. history of the anticollision radar system is given curtly. the development of the signal processing of the radar and the application of the digital signal processing technology to the radar system is summarized

    本文重點討了毫米波防撞雷達系統的中頻及其改進、基於計數新方法的處機和自適應信號處等的研究工作,主要研究內容摘要如下: 1簡要介紹了防撞雷達系統的發展歷史,總結了雷達信號處的發展和數字信號處技術在雷達系統中的應用及其實現方法。
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