電路利用率 的英文怎麼說
中文拼音 [diànlùlìyònglǜ]
電路利用率
英文
circuit availability- 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...
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 率 : 率名詞(比值) rate; ratio; proportion
- 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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Contrapose to the instability of the third - order charge - pump pll system, the loop optimization method is employed in system level design to decide the bandwidth and phase margin, therefore the loop bandwidth locates at the maximum phase margin to guarantee the stability of the system. according to tsmc 0. 35 m sige bicmos model, the sub - circuits in the designed pll and the whole system are simulated and verified by the cadence spectre
5 .根據tsmc0 . 35 msigebicmos工藝模型,利用cadencespectre模擬軟體對所設計的電荷泵鎖相環路中各個模塊及整個系統進行了模擬模擬,模擬結果顯示,在1 . 5v電源電壓下,頻率為200mhz的參考輸入信號,輸出中心頻率為800mhz ,分頻電路採用4分頻,環路帶寬為10mhz ,捕獲時間大約為0 . 92 s ,功耗大約為15mw ,達到了設計指標。Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method
在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。It is found that the existence of a maximum in the snr is the identifying characteristic of the sr phenomenon. " the main - unexpected - - novelty is the dependence of the effect on initial condition. " ( report of the phys. rev. e referee ) the coherence resonance ( cr ) and the stochastic resonance ( sr ) phenomenon in a globally coupled fitzhugh - nagumo neurons model are studied
Ohyreve審稿人語)在對fhn神經模型的共振現象研究中,我們考慮一個存在耦合的多個神經細胞相互作用的神經網路,利用平均場理論和概率躍遷理論,得到了神經系統在無信號和有周期性信號的兩種倩況下的靜息電位。The modulation circuit utilized the vector modulation technology based on fourth - harmonic mixer. the lo frequency is only quarter of carrier frequency. direct high speed qpsk digital modulation of millimeter wave signal can be realized with fairly simplified lo circuit
調制電路採用了以四次諧波混頻器技術為核心的矢量調制技術,利用1 / 4載波頻率作為本振信號,實現了對毫米波信號直接進行高速qpsk數字調制。The dialing is slow and the system ca n ' t ensure the calling party fast and accurately put through the called one who is asked for receiving. 5. the bell ring is so low that the workers ca n ' t hear in the large - scaled working space with strong noise
它存在的缺點有:工程布線麻煩、費用高;電話線路成本高且利用率低;系統可靠性差;呼叫速度慢,並且不能保證主叫用戶快速、準確地找到需要接聽的被叫用戶;振鈴聲難以保證在大范圍、強噪聲的生產場所下的工作人員接聽到。The primary aim of the single chip microcomputer circuit of this project is data collecting, it applied the invention monopoly of professor zhang guanghui and professor peng donglin of chongqing university, make use of the high frequency inserted pulse, and join together the software to constitute subsidiary calibration distributed on equal time, complete the task of on - line subdivision in the dynamic measure process, finally up pass the data to pc, pc handle it and get examination result
下位機是硬體集成電路,利用重慶大學張光輝教授、彭東林教授的發明專利「計算機對脈沖信號的細分與辨向新方法」 ,附加頻率極高的外部插入脈沖,結合軟體構成按時間均勻分度的輔助標尺,實現動態測量過程中采樣點的實時細分,最終完成數據採集任務;上位機主要是軟體部分,利用pc機接收下位機的採集數據並進行分析處理,得出檢測結果。Uniform and compact plzt and sno _ 2 ceramic targets, which diameter were 212mm and 221mm, respectively, had been successfully fabricated. ( 2 ) a rotating magnetic field rf magnetron sputtering system had been designed and set up, which showed high utilization efficiency of target, high films uniformity, and high deposition rate, etc. ( 3 ) the plzt and sno _ 2 thin films were investigated by afm, xrd, sem, and spectral photometer. the optimized processing parameters of preparing these films had been found
並以此為基礎分別制備了緻密、均勻、平整、直徑為212mm的plzt和221mm的sno _ 2陶瓷濺射靶材; ( 2 )為克服現有磁控濺射設備的不足,提出了一種新的磁控濺射方案,採用該方案的設備具有:靶材利用率高、鍍膜均勻、成膜速度快等特點; ( 3 )運用afm 、 xrd 、 sem以及雙光路分光光度計等分析手段對plzt和sno _ 2薄膜的微結構和性能進行研究,找到了制備plzt電光薄膜和sno2透明電極材料的最佳工藝條件。In order to keep balance of electric power system and enhance the using rate of electric power, the locomotive is requested to pass over of neutral section
為使電力系統三相負荷平衡和提高電網的利用率,要求電氣化鐵路接觸網分相供電。為防止相間短路,各相間用空氣或絕緣物分割,稱為電分相。This article analyzes the factors that influence the periodical acquisition so as to provide references for other libraries. the factors include main collection, funds, periodical price, core journals and their impact factors, print and electronic journals, availability rate, cooperation acquisition, original article access, surrogates and so on
分析和論述了影響期刊采購的因素,這些因素包括采購經費、期刊價格、核心期刊及期刊影響因子、印刷版和電子版、期刊利用率、聯合採購、采購代理商、網路免費資源等。In this circuit, reference current sources are used to charge and discharge capacitors. this oscillator ’ s output is very ideal through control circuit under 5. 7v reference voltage, and oscillator ’ s frequency and duty - cycle could be adjusted if reference current source or capacitors in the circuit was adjusted. and the changes of temperature and voltage affect stabilize of the frequency little
此電路利用系統內部基準源產生的電流信號來對電容進行充放電,然後經過控制電路作用后,產生的輸出振蕩波形的上升時間和下降時間非常小,更接近理想矩形波形;通過調節基準源電流信號或者電容值大小,可調節振蕩波形的頻率和占空比,同時溫度和電壓的變化對振蕩器輸出波形頻率穩定度的影響很小。Nano - sacle coo is apt to dissolve in the electrode homogeneously, and better conductive net of coooh come into being, thus contribute a lot to the procedure of the activation. the electrode with nano - scale coo and cnts shows higher discharge voltage and higher discharge capacity. nano - scale additives can improve the specific capacity of the electrode, the volume specific capacity and the mass specific capacity of the electrode with nano - scale coo are 784mah / cm3 and 224mah / g, respectively
結果表明:添加劑為納米coo的電極的活化性能最好,納米coo相對于普通coo能更加均勻的分佈在鎳電極內,也更易溶解、反應生成coooh導電網路,從而加快了鎳電極的活化進程;添迦納米coo和添加cnts的極片具有較高的放電電位和較大的放電容量,納米添加劑能有效提高鎳正極活性物質的放電效率和利用率;納米添加劑可以有效地提高鎳正極片的容量密度,其中添迦納米coo的極片體積容量密度達到784mah cm ~ 3 ,質量容量密度達到224mah g ;添加cnts的極片體積容量密度達到778mah cm ~ 3 ,質量容量密度達到223mah g 。People can easily design the hysteresis current control hardware circuit, but the switching frequency is variable which makes us difficult the design the output filter, moreover the output waveform is not good. the space vector modulation techniques, by selecting the zero vector properly, it can reduce the harmonic content of the output voltage, so it has become a popular control method
滯環電流控制的硬體電路設計簡單,但存在開關頻率不固定,輸出濾波器設計困難,輸出波形質量差,空間矢量控制( svm )技術具有較高的電壓利用率,且通過對零矢量的合理控制可以降低諧波含量或降低開關損耗,因此是一種較好的控制方法。Aiming at the feature of cm interference in power converters, a new approach ? intrinsic dynamic nodes potential balance is proposed. by building node pair with balance potential and making use of the intrinsic stray capacitor of power semiconductor devices, the cm current can be suppressed effectively
在對共模干擾建模的基礎上,提出了內在動態節點電位平衡的思想,其思路是通過在電路內部構造動態電位平衡節點對,並利用電路中功率器件固有的對地分佈電容使得電路中的共模干擾電流互相抵消,從而抑制功率變換器的共模emi 。It makes many users share a lot of channels, and reduce the cost of the channels. the utilization factor of them is improved. it is flexible and convenient for users to extent, the price is low and its period is short, too
該系統利用多通道共用技術實現了擴音呼叫和電話對講功能,具有布線簡單、接線方便、擴展靈活、成本低、繩路利用率高等許多優點。For saving driver ics ' power consumption and cost, this research proposes a novel display pixel design with integrated charge pump circuits. the proposed display pixel design can supply driving voltage more than double the input voltage to display pixels. there are two advantages for this developed novel pixel design. first, the power consumption of the panels with the proposed novel pixels can be reduced due to the lower voltage on data lines. second, the high voltage driver ics are not necessary, such that the cost and power consumption of the corresponding driving systems can be diminished. from the simulation results, the pixel voltage indeed could raise to more than double input voltage by this proposed design. in addition, the pixels with charge pump circuits also retrench about half power consumption than the conventional display pixels
為了節省面板電路驅動晶元的功率損耗以及製作成本,本研究提出一種新的像素電路設計,而在設計中將會融合電荷泵電路.利用這種電路設計的像素可有效地將像素電極上的驅動電壓提高到輸入電壓的2 3倍以上.此像素電路設計具有兩個優勢:第一,可以有效降低顯示面板的像素功率損耗;第二,不需高電壓的面板電路驅動晶元,因此可節省晶元的成本及功率損耗.由模擬結果可知,像素電極上的驅動電壓確實可由此像素電路設計而提高到輸入電壓的2 3倍以上;而像素的功率損耗也可有效地降低,約為傳統像素的1 / 2The main circuit of the design in this article we used is fb zvs pwm dc / dc converter, full bridge zero voltage switching pulse width modulation dc / dc converter, which is a full bridge circuit composed of four power switches using resonance to implement zero voltage when turning - on or turning - off
本文設計的通信電源充電模塊的主電路採用的是fbzvspwmdc dc變換器,即全橋零電壓開關脈沖寬度調制的直流變換器,它是由4個功率開關管組成的全橋電路,利用諧振使每個開關管在零電壓的條件下完成導通和關斷。By utilizing the knowledge of digital circuit and simulation circuit, the system designs the pretreatment dealing circuit of the myoelectrical signal, which has the feature of big input impedance well suppress of public module and high gains. then the signal is gathered with " zhentong " data gathering after dealing with, and the software of signal processing is explored before the myoelectric signal is analyzed. after picking up eigenvalue, it is proved that the result is unanimous basically with the data of the relevant materials ; the other is to control artificial hand by the eigenvalue of the myoelectric signa l and at last the system gets very good control results
即利用數字電路和模擬電路等相關知識,設計了具有輸入阻抗大、共模抑制好、增益高等特點的肌電信號前置處理電路,利用「振通」數據採集儀對處理后的信號進行採集,並利用快速傅立葉變換的相關知識編寫了信號處理程序,對肌電信號進行了波形分析、幅值譜分析和功率譜分析,提取了信號特徵值,與相關資料的數據相比,基本一致;二是利用肌電信號的特徵值對肌電假手進行控制。As to congestion management, two congestion pricing methods are studied. one is aumann - shapley method and the other is based on the usage to the congestion device, which are capable of eliminating the merchandise surplus. at last, the methods for cutting contract for eliminating the congestion effectively in the bilateral / multilateral market model are studied
阻塞管理方面,本文針對電力庫模式下節點定價法導致出現銷售盈餘的不足,介紹了as定價方法及基於線路利用率的阻塞定價法,從而從根本上解決了該問題;針對雙邊多邊交易市場模式,本文探討了在出現阻塞時如何合理地裁減合同從而有效地進行阻塞管理的方法。Based on the design theory of power amplifier, a wide - band power amplifier was designed successfully by the push - pull transistor, the feedforward technical of linearization, the matching circuits of transmission line transformers and microstrip, and ads simulation software
根據寬帶功率放大器的設計原理,採用推挽結構晶體管,前饋線性化技術,傳輸線變壓器和微帶混和匹配電路,利用ads進行模擬設計,成功的設計出一款寬帶功率放大器。Apart from those advantages such as packet switching, effectively utilization of the bandwidth and cost - effective, voip can realize various kind of ancillary services, and can combine with multimedia technology. this is the key for it competitiveness and its prospective market
Voip電話除了具有採用分組交換技術、提高線路利用率、降低通信費用等優點外,還可以實現多種業務的增值,並與多媒體技術相融會,使其在通信領域中處于有利的地位,這是它具有廣闊發展前景的根本原因。分享友人