pulse scheme 中文意思是什麼
pulse scheme
解釋
脈沖圖-
In order to trap more electrons, " triangle - shape pulse excite wakefield scheme " was proposed
的片段，這些脈沖「片段」激發尾流場加速電子的過程。 -
In the " gaussian - shape pulse excite wakefield scheme " simulation, the laser pulse undergoes " self - modulation " and " self - focusing " and the p
在這一密度區域，傳統的觀念認為是不能激發「受激aaman散射」的。 -
The temperature range is - 30 ~ 80. the topology of the step - up dc / dc converters and its basic principle is first analyzed in this thesis. then based on the conventional pfm control scheme, a discrete pulse frequency modulation is presented and the state space average model related to the ccm ( continue current mode ) and dcm is established
然後在傳統的脈沖頻率調制方式的基礎上，分析了一種離散脈沖頻率調制方式，並建立了這種調制方式下升壓型dc / dc變換器在電流連續（ ccm ）工作模式和電流斷續（ dcm ）工作模式的狀態空間平均模型。 -
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。 -
Verification scheme of pulse waveform parameter measuring instruments
脈沖波形參數計量器具檢定系統 -
This article mainly expounds the principles of pulse - taking in traditional chinese medieine, analyzes the feasibility of digitalization of pulse - taking, describes the design scheme for the diagnostic system of digital pulse - taking and the tentative idea about long - distance domestic diagnosis and looks into the future of application of the system
本文主要闡述了中醫學脈診原理，分析了脈診數字化的可行性，描述了數字脈診診斷系統的設計方案及進行家庭遠程診斷的設想，並對該系統的應用前景作了展望。 -
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
論文進一步針對非線性勵磁控制要求信號處理速度高、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理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脈沖觸發單元，並簡要說明了verilog硬體描述語言和數字脈沖形成邏輯的方法，通過電路數字模擬對所設計的數字觸發單元進行了驗證。 -
This thesis discusses the pulse doppler ( pd ) weather radar signal processing system including digital intermediate frequency ( if ) receiver, especially on the application of if sampling and digital demodulation technique in pd weather radar signal processing system, the influence of amplitude and phase unbalances of in - phase and quadrature channels on weather radar echo spectrum estimation, ground clutters elimination algorithms and a typical engineering realization scheme of pd weather radar signal processing system
本論文研究的是採用數字中頻接收技術的脈沖多普勒氣象雷達信號處理系統，重點研究了中頻采樣及數字解調技術在脈沖多普勒氣象雷達信號處理系統中的應用、正交雙通道幅相不平衡對氣象回波譜估計的影響、地雜波濾波演算法，以及脈沖多普勒氣象雷達信號處理系統的具體工程實現。 -
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電源的工作原理，根據準連續工作方式下的特殊要求，論證了電源的主要環節的可行性方案，設計了相應的硬體電路與軟體程序， （實現了定時的精密自動化控制、數字式顯示機半導體激光電源的無脈沖電壓、無浪涌電流的穩壓恆流供電。 -
Wavelength tunable optical short pulse generation by mutual pulse injection seeding scheme
脈沖激光波長相干測試模擬研究 -
Generation of tunable dual - wavelength optical short pulse using a self - seeding scheme with enhanced sidemode suppression ratio
以自激注入鎖定方式生成邊模抑制比高的可調諧雙波長超短光脈沖 -
The purpose of this thesis is to introduce the digitalization realization scheme, technology of if receive and pulse compression for lfm pulse compress radar, and how to implement them with fpga and other hardware circuits in our system
本文針對線性調頻雷達中對脈沖信號回波的中頻接收以及脈沖壓縮處理系統的全數字實現方案及技術進行了研究，並對其進行了硬體實現。 -
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 )
論文在討論了直線直流步進電動機工作機理的基礎上，根據兩相混合式直線直流步進電動機（ hdclsm ）集中繞組的通電特點和脈沖步進控制方法，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、硬體電路、控制軟體設計等技術內容進行了詳細地分析和研究。 -
Abstract : in this paper, we summarized the national scheme of pulse shaping in front - end system of solid state laser driver for icf and reported the development of pulse shaping in our laboratory
文摘:本文就國內外icf固體激光驅動器前級系統脈沖整形方案進行了綜述，並報導了我們實驗室關于脈沖整形的最新進展 -
4. through our research, the whole measuring scheme is finalized for pulse - counting method with analog intervene chosen to measure distance, the differential coefficient method based on the least - squares curve fitting based on power functions chosen to measure velocity and qd optical spot location method chosen to measure angle
4 .通過研究，最終確定了以模擬插入脈沖計數法測距，冪函數族基最小二乘曲線擬合微分法測速，四象限探測器（ qd ）光斑定位法測角的脈沖激光雷達整體測量方案。 -
By means of the x - y scheme and three - dimensional of the cwt, finding the significant difference between the heroin addicts and the healthy persons, a primary criterion was obtained. upon which the 15 heroin addicts were identified and 2 healthy persons were misjudged. this paper have deduced and proved the theorems and formulas of the discrete mellin transform, and applied the cwt which based on the discrete mellin transform to analyze the pulse signals of 15 heroin addicts and 15 healthy persons
通過連續小波變換的二維及三維立體圖，找出海洛因吸毒者與正常人之間的顯著差異，並對每種基本小波的分析給出了初步的判據，根據該判據，獨立地給出了相同的判斷，均為正常人z01和z10被誤判為吸毒者，而15例吸毒者全被檢測出來。 -
( 2 ) the explicit simulating process for the pulse combustion spray drying process in this project, both the gas - phase equations and particle - phase equations were integrated in the computational cell using up - wild scheme to obtain the finite difference equations. the gas - phase equations are solved using the simpler algorithm and multiple iterations have been made based on a two - way coupling ( legaml algorithm )
（ 2 ）進行了模型的求解本文詳細論述了該類數學模型的具體求解過程，包括模擬區域的確定和非結構化網格的劃分、邊界條件的選擇、微分方程的控制容積離散方法、代數方程組的simpler解法以及兩相流方程的legami演算法。 -
In this paper, a feasibility study of the random space - vector pulse width modulation ( pwm ) scheme is reported aiming at the noise reduction by power inverters
針對交流調速裝置中的噪聲問題，論文研究了一種新興的pwm技術- - -隨機空間矢量pwm技術。 -
A scheme of continuous and widely wavelength tunable optical short pulse generation
一種寬調節范圍的連續可調光脈沖生成方案 -
In the design of real - time control system, the paper takes three - phase full - bridge mosfet inverter as the real - time control main circuit, and adopts a control scheme with 120 ? switching mode combined with half - bridge pulse width modulation ( pwm ), which would avoid straightthrough short of a certain bridge. phase current is detected by single current sensor ; three - phase position signals generated by position sensors could not only supply commutation information for inverter, but also be used for speed detecting based on signals " period measurement, which makes the speed sensor unnecessary. the whole control system adopts speed and current dual closed - loop control strategy in order to construct a high performance rare - earth permanent magnetic brushless dc motor ( repm bldcm ) full - digital real - time control system
在實時控制系統的設計中，本文以三相全橋mosfet逆變電路作為實時控制主電路，採用120導通方式結合半橋pwm調制的控制方案，從而有效地避免了橋臂的直通短路；本文用單電流傳感器實現對相電流的檢測，來自位置傳感器的三相位置信號不僅為逆變電路提供換相信息，而且也用於基於信號周期測量的轉速檢測，這樣就省去了速度傳感器；系統採用的是速度、電流雙閉環控制策略，力求構建高性能的稀土永磁無刷直流電動機全數字實時控制系統。
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