數字脈沖電路 的英文怎麼說
中文拼音 [shǔzìmàichōngdiànlù]
數字脈沖電路
英文
digital pulse circuit- 數 : 數副詞(屢次) frequently; repeatedly
- 字 : Ⅰ名詞1 (文字) character; word 2 (字音) pronunciation 3 (字體) form of a written or printed ...
- 脈 : 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
- 電 : 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...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 數字 : 1. (表示數目的文字; 表示數目的符號) figure; digit; numeral; character; numeric character 2. (數量) quantity; amount
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
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Flexible dimming control utilizes either an analog control signal or direct digital pwm control without external rc filtering. this also increases dimming accuracy at low brightness levels
電路採用靈活的調光控制方式,既可輸入模擬控制信號,也可直接輸入數字脈沖寬度調制信號而不需要外置rc濾波器。Adjusting digital potentiometer in controlling circuits of sps and capacitor charging and discharging circuit separately with industry control computer ( icc ), the peak value and repeat frequency of output pulse can be adjusted separately. controlling relays to choose different capacitors with icc, the width of output pulse can be adjusted
利用工控機分別調節開關式穩壓電源控制電路和電容充放電控制電路中的數字電位器,就能分別調節輸出陡脈沖的幅值和重復頻率;利用工控機控制繼電器選擇不同的充放電電容,就能調節輸出陡脈沖的脈寬。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。The main circuit is consisted of 18 thyristors circuit and protection circuit. with the help of control subsystem, it can get the output of low frequency voltage ( current ) with the shape of sine wave ; the core of the control subsystem is the cpu of 87c196kc, and the synchronization circuit, the pulse - widen circuit, and the power - enlarged circuit form the accessorial subsystem of the control system. it possesses all the functions of digital triggering, digital tuning, analog / digital conversion ; the input transfer can isolate the input and output ; and the circumfluence reactor can reduce the circumfluence
主迴路採用由18個晶閘管組成的三相零式電路,並輔以晶閘管的保護電路,通過控制可以得到低頻正弦波的電壓(電流)輸出;控制迴路主要以87c196kccpu為核心,其外圍電路包括同步電路,脈沖拓寬電路,功率放大驅動電路等,完成了數字觸發、數字調節、模數轉換等功能;進線電源變壓器具有變壓和隔離作用;環流電抗器則實現了有效抑制主迴路瞬時脈動環流的功能。These results prove that the charging action of the power supply is right. the simulation method is applied with other power supply system. at the same time, the hardware system of 2qkv - 60kw high - voltage capacitor direct current charging power supply is described in this paper, and discuss why designed a full digital phase - shifting pulse circuit
同時,本文敘述了20kv ? 60kw高壓電容直流充電電源的硬體電路的設計,其中討論了為什麼不採用已有的uc3875 、 uc3879等晶元來產生zvspwmdc dc變換器的移相脈沖,設計了全數字式移相脈沖產生電路。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。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
電路分析,模擬電路,脈沖與數字電路,信號與系統,物理光學,微機原理與介面技術,現代通訊原理,信息理論與編碼,導波光學,光纖技術及應用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。The results from the calculation and simulation indicate that this thyristor trigger has had a wide triggering angle, high controlling precision and better symmetry output pulses, whereby obviously improving the dynamic performances of the digital - type trigger and overcoming some defects in traditional triggering electric circuit in such a way as to satisfy the requirements by the diqital controlling equipment with high power and reliability
計算和模擬結果表明,該觸發器的觸發角范圍大、控制精度高、輸出脈沖對稱度好,明顯地提高了數字式觸發器的動態性能,並克服了傳統觸發電路的一些缺陷,可滿足大功率和高可靠性數字控制設備的要求。The reflected wave will be received by the receive antenna and transferred to digital data. we can analyze the data that saved by the computer of gpr to deduce the medium ' s property, situation, location and so on. being a kind of nondestructive, untouched method, it has many advantages such as nondestructive, rapidness, simpleness and high precision, so it will have wide applications in the ways of examination, control and maintenance to road quality, especially for highway
路用探地雷達是近幾年發展起來的、應用於公路無損檢測的一項新技術,它利用超寬帶脈沖電磁波對路面結構層進行探測,當雷達發射天線發射的電磁波在路面結構層中傳播時會在介電特性突變處產生反射和透射,反射回來的波經由接收天線接收並轉化為數字信號儲存起來,通過分析探地雷達回波信號來估計路面結構層的性質、狀態和位置等特徵。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。In digital circuits, an outer rc circuit, combined with inter ring oscillator obtain series of oscillation pulses for system clock and delay clock
在晶元的數字電路中,設計了外部rc環節配合片內環振構成的振蕩電路,提供系統時鐘、延遲時鐘的振蕩脈沖。This method makes the emc research visibie. the circuit modeis that the efts propagation path through power supply port, input port, enciosure port, output port, functional earth port and communication portof the microprocessor based protective reiay are discribed
指出直流迴路、交流電流/電壓迴路、通信迴路及開關量輸入迴路是快速瞬變脈沖群騷擾進入微機保護裝置內部並影響數字系統的主要途徑。In its digital processing circuit, clock chip with high precision and temperature compensation is uesd as reference clock. high frequency reversible counter is used to count trimmed impulse signal forward or backward and two pathes saw signals are selected timely by multichannel selector
數字信號處理電路採用高精度、具有溫度補償的時鐘晶元作為基準時鐘,採用高頻可逆計數器對整形后的脈沖信號進行正向或逆向計數,採用高性能的多路選擇器控制兩路saw信號的定時選擇。In this topic, an adc circuit and data - storage system for all digital ultra - wideband receiver was designed, and the ultra - wideband narrow pulse signal that is received is digitalized, using an ultra - high - speed a / d convertor
本課題設計了一個全數字化超寬帶接收器的adc電路及數據存儲系統。利用一個超高速的ad轉換器,對超寬帶窄脈沖信號進行數字化。The paper analyses its key circuit and software program structure. this full - digital controller is made up of dsp and implements single neuron adaptive pid computation, current pi computation, logical determination, pulse - fire and procession of protective signal etc. it also improves the reliability and availability of this control system
本課題對控制器主要的電路結構及程序結構進行了分析,以dsp為核心組成的全數字式控制器完成了電流pi演算法計算,單神經元自適應pid演算法計算、邏輯判斷、脈沖觸發以及系統保護信號的處理等,提高了控制器的可靠性和可操作性。Telecommunications - digital processing of voice - band signals - line format for 32 - kbit s adaptive differential pulse - code modulation channel - control templates and robbed - bit signaling alarm transmission
電信.音頻信號的數字處理. 32 - kbit s自適應差動脈沖代碼調制adpcm用線路格式First, delay window is used to reduce influence of pulse disturbance and signal amplitude to measurement result. second, according to the feature that width of receiving signal is wider than disturbing signal, width differentiation circuit is utilized to distinguish receiving signal and disturbing signal. third, most of digital circuits are integrated into isplsi ( in system programmable large scale integrated chip ) 1032 so as to simplify design and to develop the stability and reliability of the system
關于提高系統的穩定性和可靠性問題:一是採用了延遲窗口接收技術,以盡可能減小干擾脈沖對測量結果的影響;二是根據接收信號脈寬比干擾信號脈寬要寬的特點,採用脈寬鑒別電路來鑒別接收信號;三是用可編程大規模晶元isplsi1032對系統大部分的數字電路進行了集成化設計,達到既簡化電路設計、又提高系統穩定性可靠性的目的。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。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。分享友人