觸發性電路 的英文怎麼說
中文拼音 [chùfāxìngdiànlù]
觸發性電路
英文
flip-flop- 觸 : Ⅰ動詞1 (接觸) touch; contact 2 (碰; 撞) strike; hit 3 (觸動) touch 4 (感動) move sb ; sti...
- 發 : 名詞(頭發) hair
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 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...
- 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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High performance and high precision copper and copper alloy strips, electrolytic copper foil, lead frame, copper clad and printed - circuit board, special enameled copper wire, fashioned copper bar, track contact wire, medium and high elastic copper strips for interconnecting devices, precision alloy copper pipes for ac and cooling appliance, over - long and corrosion - resistant copper alloy condenser pipe, seamless cooper water pipe in housing construction and other copper fine and deep processing products will be highly developed in jiangxi province
江西將重點發展高性能高精度銅及銅合金板帶、電解銅箔、引線框架、覆銅板及印刷電路板、特種漆包線、異型銅排、軌道接觸線、接插元件用中高彈性銅帶材、空調與製冷精密合金銅管、超長耐腐蝕銅合金冷凝管、建築用無縫銅水管等10項銅精深加工產品。The modulating signals of firing delay angle at the rectifier and firing lead angle at the inverter, and the excitation voltage are chosen to be control variables. the offset of the current of dc line and the extinction angle and the power angle of generator are chosen to be control outputs. then a nonlinear controller is designed for the system under study according to direct feedback linearization theory
以整流側觸發延遲角的調節信號、逆變側觸發超前角的調節信號以及發電機勵磁電壓作為控制變量,以直流線路電流、逆變側關斷角以及發電機功角的偏移量作為目標輸出,用直接反饋線性化方法設計了系統的非線性控制器。In the paper, on the basis of research of static state and transient state in the scr and series connection valve circuit, the high voltage scr changing current valve device has been developed for ac - dc - ac high voltage commutatorless motor. the series connection valve circuit has been designed and simulated. the hardware design and software programming of trigger pulse system and monitoring system in the photo - electronic - photo fashion has been completed
無換向器電動機在火電廠等工礦企業的電機調速節能領域中有十分廣闊的應用前景,本文在對晶閘管元件和串聯閥電路的靜態特性和動態特性研究的基礎上,研製了用於交直交電流型高壓無換向器電動機的高壓晶閘管換流閥裝置,進行了串聯閥電路的設計和模擬,完成了電光電方式的觸發脈沖系統和監測系統硬體設計及軟體編程,並進行了裝置的實驗調試。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 noncontact distributor assembly, which deletes mechanical breaker contact, utilizes ic ignition module assembly free of burn out of contact. therefore it has a higher ignition voltage, higher ignition volume, as well as functions of overvoltage protection, low speed & low voltage protection and power cut upon shut down. these functions are of benefit to improvement to the motive performance, economical efficiency and start up ability of engine while reduce waste exhaust
該無觸點分電器總成取消了機械斷電器觸點,採用了集成電路組成的點火模塊總成,不存在觸點的燒蝕,因此點火電壓高,點火能量大,並具有過壓保護、低速低壓啟動、停車斷電等多項功能,有利於改善發動機的動力性,經濟性和起動性能,減少了排氣污染。Using the digital technology improves the performance traditional thyristor welding machine, according to the characters of the double inverse star from rectifier circuit, set the parameters with micro - controller accurately, design the dependable trigger circuit, lead the feedback of voltage for the operation program, so the voltage of main circuit be carried out very steadily
摘要利用數字控制技術對傳統晶閘管焊接電源進行改進,根據雙反星型晶閘管整流電路的特點,採用單片機進行精確設定,設計了高可靠性觸發迴路,結合電壓反饋進行程序運算控制,實現了主電路輸出電壓的精確調整和可靠運行。It is introduced the structural design, working principles and performance of the four circuits of the module, i. e. synchronous circuit, trigger - transmitter circuit, clipping - amplifying - detection circuit and gain control circuit
文中主要介紹了構成該電路模塊的同步電路、觸發發射電路、限幅放大檢波電路、模塊增益調節電路等4種電路的結構設計、工作原理及性能特點。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。Finally the high voltage thyristor vale was tested in lab. the results illuminate the good insulation structure, reliable triggering and blocking, good voltage division on each thyristor, and that the bod protecting circuit acts rapidly. in a word the high voltage thyristor vale satisfies the expected specification in the application of auto - passing over neutral section of traction power supply system
最後論文對高壓晶閘管閥在實驗室進行的各種試驗進行了分析總結,試驗結果表明,該高壓晶閘管閥絕緣結構合理,觸發和關斷可靠,元件在各種工況下的均壓一致性良好,過壓保護電路動作迅速,達到了在牽引供電網自動過分相裝置應用中的技術要求。The chip can be widely used in mp3 player, pda, digital camera, cells phone and portable products etc. this thesis first introduces the basic theory of switching power supply. the operating theory of this circuit has been demonstrated. the operating principle and simulation analysis about band gap reference, self - biased current source, one shot circuit, hysteresis comparator, and current - limit circuit have been particularly expounded in this thesis
本文首先闡述了開關電源的工作原理,詳細介紹了本電路的整體工作原理,最後重點介紹了自偏置電流源電路、基準源電路、單穩態觸發器電路、峰值電流限制及低電池電壓遲滯比較器的工作原理,並利用eda工具larker ? ams 、 hspice對電路進行了完整的設計和模擬模擬,給出了合理的電路數據,各子模塊電路的電特性參數均達到或優于設計所需指標。With the strong dsp as the control unit, the design of main circuit structure is provided, and the control policy for the main circuit loop, the tuning of the triggering angle for thyristor are given
在具體的系統實現中,變換器主迴路選擇環流控制方式,採用高性能dsp作為模糊控制核心,通過加權平均判決的模糊決策演算法對變換器主迴路晶閘管的觸發角進行調制,從而有效控制輸出電壓波形。The limitations of schmitt toggle circuit, composed of 555 timing circuit, is discussed, a improved schmitt toggle circuit is given, and proved by using theory and experiment
摘要論述了常用555定時器構成的施密特觸發器電路的局限性,給出了施密特觸發器的改進電路,並用理論和實驗加以證明和驗證。2. the trigger circuit adopt sweep frequency technique and possesses high reliability and anti - interference ability
2觸發電路採用掃頻式電路,具有高可靠性和高抗干擾能力。According to the test conditions, the double polarity inputting mode is adopted in the circuit of voltage - frequency converting part ; storage batteries are used in the optical emission part of optical fibre isolating and transmitting device, that can guarantee isolation between the main circuit and the testing system ; the 89c51 singlechip is used in the singlechip testing - controlling unit, the peripheral circuits are extended, data are transmitted through the serial port in this part ; the p opular software delphi5. 0 is used in the pc part, the communication between singlechip and pc by serial port, plotting of current wave, regulation of data ; the optical - electrical isolating and triggering are used in the controlling part, this can guarantee the veracity and reliability of breakers triggered, this triggering mode is also used in the triggering of the main closing breaker, the tested breaker and the assistant breaker, the triggering signals are sent out by a singlechip
壓頻轉換部分電路中根據實際情況採用了雙極性輸入方式;光纖隔離傳輸裝置的光發射部分電源採用了蓄電池供電,確保了主迴路與測試迴路的完全隔離;單片機測控部分採用了89c51單片機,擴充了外圍電路,通過串口向pc機傳送數據; pc機與單片機之間的串口通訊、波形繪制、數據管理等都採用了軟體delphi5 . 0編寫。該測試系統中預留了輸出口,可以對合成迴路中的主合閘開關、被試開關、輔助開關進行觸發,信號由單片機發出,控制部分採用了光電耦合隔離觸發的方法。軟體設計主要集中在對電流信號的數據採集、數據處理、數據傳送、人機界面、波形繪制和數據管理,軟體部分又可分為單片機和pc機程序設計兩大部分。The development of fieldbus and the protocol content of can are first presented in this paper, and the circumstance and performanceof real - time communication in modern industry control system are discussed. on a basis of the research founded by shaanxi project " design of smart electrical actuator based on fieldbus " and xi ' an project " design of intelligent measurement and control node based on can ", the following problems are studied : flexible control and real - time communication in modern factory automation ; the model and protocol in can circumstance, including several popular can highlayer protocol such as canopen, devicnet ; time trigger and event trigger schedule in can ; design of intelligent can node based on 80c51mcu
結合陜西省火炬計劃項目「基於現場總線的智能電動執行器關鍵技術研製開發」和西安市科技攻關項目「現場總線智能電動執行器研製」 ,研究了現代工業系統的「柔性控制」和實時性問題;研究了C A N現場總線網路環境相關的通訊協議和模型,其中包括了C A N o p e n 、 D e v i c N e t等幾種流行的C A N總線高層協議;研究了在現場總線網路環境中時間觸發和事件觸發的調度機制;研究了基於5 1單片機系統如何進行C A N現場總線智能節點的設計。With the conduction property of the triggered thyristor and the intellective numerical controlled frequency reduction of the triggering pulse by mpu, we can divide alternating current into several complete sinusoidal waves to supply some loads. it can be made as a controller or a pcb ware, which is suitable for the air conditioning, machine tool and various instruments that require electric power or rotate speed adjustment
利用晶閘管的觸發導通特性,用單片機對觸發信號進行智能數字降頻,可在交流電中切分出部分完整的正弦波形供負載使用,可以單獨做成一臺控制儀器或者作為一個控制電路板用於需要電功率和轉速調節的空調、機床以及各類儀器設備中。The input voltage of the piezoresistive transducer, gain, sampling frequency and negative delay can respectively be graded through programming. the stored system is specially designed to have two modes of trigger ( namely, external trigger through wire breakage and inner trigger through overpressure signal ), reading software and interface circuit that are of
該測試系統可通過編程選擇傳感器供電電壓(兩檔) 、放大倍數(四種) 、采樣頻率(四種) 、負延遲(四種) ;同時具有斷線外觸發和超壓信號內觸發兩種觸發方式;讀數的軟體和介面電路都具有串併兼容特性;系統還具有狀態自檢和定時上電等功能。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。Reactive power are calculated using the new algorithm. on the basis of analyzing different kinds of control strategies of var compensation, the paper applies the criterion of voltage and var to control switching and illustrates a improved mode of switching capacitor which can prevent the switched - capacitor from the impacting of instantaneous rush currents by means of zero - crossing triggering of scr components, and can realize auto - tracking var and auto - switching shunt capacitor bank. initial operating parameters are stored in information flash memory of the mcu using flash self - programming technique in order to decrease complexity of the circuit and improve stability
高壓智能無功補償控制器以flash型16位單片機msp430f149為控制核心,採用了一種相角實時測量的新演算法,並在此基礎上計算出了功率因數、有功和無功,減少了運算量提高了精度;在分析了各種無功補償控制策略的基礎上,以母線電壓和無功功率復合判據控制投切,並提出一種改進的電容器投切方式? ?暫態投切控制晶閘管過零觸發,避免了電容器投切時的電流沖擊;穩態運行時接觸器替代晶閘管,實現無功補償的自動跟蹤和電容器的自動投切,解決了投切時的暫態電流沖擊和穩態時可靠運行的難題;控制器的原始運行參數採用flash自編程技術,將其保存在msp430f149片內的信息flash中,簡化了硬體電路,大大提高了系統的可靠性。Dynamic power is dominant component of the average power dissipation in cmos circuits. and the value of dynamic power is determined by node capacitance, supply voltage, clock frequency and switching activity of cmos circuits. so most low power designs are achieved by reducing one or more those above parameters
由於cmos電路的功耗與cmos電路的負載電容,電壓,時鐘頻率及開關活動性有關,因此在低功耗cmos觸發器設計過程中,許多低功耗設計技術都可以歸結到通過減小上面的參數來達到低功耗的目的。分享友人