輸出電路阻抗 的英文怎麼說
中文拼音 [shūchūdiànlùzǔkàng]
輸出電路阻抗
英文
output circuit impedance- 輸 : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
- 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...
- 阻 : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
- 抗 : Ⅰ動詞1 (抵抗; 抵擋) resist; combat; fight 2 (拒絕; 抗拒) refuse; defy 3 (對等) contend with...
- 輸出 : 1 (從內部送到外部) export 2 [電學] output; outcome; outlet; out fan; fanout; 輸出變壓器 output ...
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
- 阻抗 : [電學] impedance
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In this thesis, the author analyses the deficiency in detecting and controlling function of the computer detecting and controlling system utilized in present transforming station. the strategy of design of software on operation and direction of 5 00kv transformer station is presented. it points out that we can deduce the mathematic analytical formula using the current, voltage and power of two terminals of transmission line as input. on this basis, we do realtime calculation of 500kv transmission line ' s parameter. we can also deduce the linear analytical formula of three - winding autotransformer ' s resistence using its current, voltage and power as input. the corresponding software is programmed on this basis
論文提出以輸電線路本端和對端電流、電壓、功率作為輸入量,導出了超高壓長線的波阻抗和傳播常數的數學解析式,在此基礎上進行了500kv輸電線路實時參數計算;提出以三繞組自耦變壓器的電流、電壓、功率為輸入量,導出了自耦變壓器繞組的電阻、電抗的線性解析式並進而對變壓器的實時參數進行計算;在此基礎上編制了相應的軟體。This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer
用java編程語言編寫的曲線擬合模塊,對輸入的實驗數據進行了最小二乘法的曲線擬合;根據曲線擬合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械振動形成的等效輸入阻抗,並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比,能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網路參數。同時,採用當前比較先進的web技術,實現了基於jsp的磁致伸縮換能器web電氣模擬系統,該系統具有良好的人機界面和資源共享、信息發布功能。Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment
在windowsnt系統環境和labview虛擬儀器技術開發平臺下,首次利用labview中的直線擬合模塊、指數擬合模塊以及多項式擬合模塊,設計了一種對實驗所得數據進行曲線擬合的方法,對三種擬合方法進行了比較,曲線擬合結果表明,多項式擬合方法相對于其它兩種擬合方法效果更好;根據曲線擬合的結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時機械振動形成的等效輸入阻抗,並由此輸入阻抗確定了磁致伸縮換能器的諧振頻率及其電氣模擬網路參數;最後通過labview提供的網路功能,實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測試系統,並探討了通過datasocket技術實現該系統網路化的方案。Then, this thesis presents an algorithn of 2 - terminal quantity fault location based on synchronous gps sampling. this algorithm conducts fault location with only the 3 - phase fundemental wave voltage and current phasors of the 2 terminals of transmission lines and apples to lines of both symmetrical and asymmetrical parameters, irrelerant to the impedence, fault types and transitional resistance of the 2 terminals of lines
然後,本文提出了一種基於gps同步采樣的雙端量故障測距演算法。該演算法僅利用輸電線路兩端的三相基波電壓、電流分量來進行故障定位,不受線路兩端系統阻抗、故障類型、過渡電阻等因素的影響,對參數對稱線路和非對稱線路均適用。The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method
本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點,解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程,同時對線性區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。Compared with the similar research results, the weighted control ic here has the following characteristics : ( 1 ) the circuit structure is simpler ; ( 2 ) the chip ' s fabrication is compatible with standard cmos process ; ( 3 ) n - mosfets with high w / l ratio and short channels are used for weighting and output to reduce the insertion loss ; ( 4 ) the weighting factor varies in a relatively wide range with the controlling signals ; ( 5 ) input and output impedance approach 50 in low frequency ( e. g. 50mhz ), while in higher frequency they slightly deviate from 50, hence the energy reflection lower than 0. 1 ; ( 6 ) it completes the functions of sampling, weighting, controlling and summing of high frequency analog signals
它的加權控制電路與已報道的相關電路相比具有如下特點:電路結構簡單;製造工藝與普通cmos工藝兼容:短溝道,高寬長比的nmos晶體管具有低的通導電阻,將其作為加權、輸出器件可降低由電路引起的插入損耗;改變加權信號,可實現權值在較大范圍內的連續變化;輸入、輸出阻抗在低頻(如50mhz )下接近50 ,而在高頻下略有偏離50 ,但反射系數均低於0 . 1 ;實現了對高頻信號的取樣、加權、控制、疊加功能的迭加。In order to improve the circuit ' s input impedance, which is affected by insulating resistance of electrode leading wire, terminals and printed circuit board, electrode is connected to the meter through insulating wire of high impedance which is directly welded in the printed circuit board with insulating ring. the deviation of electrode is corrected by software and the algorithm is given
使用高阻絕緣線連接電極,並將高阻絕緣線直接焊在加有絕緣環的印刷線路板上,從而消除電極引線、接線端子和印刷線路板漏電對放大電路輸入阻抗的影響;軟體校正電極偏差,並給出校準演算法。The current in the dac ’ s output can drive the load, and the structure can save a buffer consisted of operational amplifier, so the structure can achieve high speed with no close - loop and feedback in this circuit
該10位分段式電流舵型數模轉換器的輸出端可直接用電流輸出來驅動負載阻抗,省去運算放大器構成的輸出緩沖,整個電路中沒有形成閉環和反饋,因此這種電路結構可以達到很高的速度。A new terahertz source of folded waveguide traveling - wave - tube which based on vacuum electronics is introduced, which may answer the question for scarcity of small, economical terahertz source with continuous wave of high average power. secondly, transmission characteristics of terahertz wave in the periodic slow wave circuit of folded waveguide traveling - wave - tube have been researched combined with development of micro - fabrication technology. dispersion relation and interaction impedance of the slow wave circuit are deduced by the way of equivalent circuit, and results accounted by theory are close to those simulated by software
其次,結合計算機模擬技術對這種新型太赫茲輻射源的折疊波導慢波線路傳輸特性進行研究:用等效電路法從理論上推導了慢波電路場、色散關系及線路耦合阻抗,電磁模擬軟體計算得出的慢波電路色散曲線與理論計算所得結果基本上一致,表明這種尺寸的慢波電路在太赫茲頻段有著色散曲線較平坦以及寬帶、低損耗的良好傳輸特性。Owing to weak output signals integrated amplifier is designed, which is characteristics of shorter wires, higher input impedance, higher common mode rejection ratio and series mode rejection ratio, smaller zero shift and temperature shift
由於輸出信號微弱,採用短線路傳輸,高輸入阻抗,共模抑制比和串模抑制比高,溫漂和零漂小的集成運放電路。Both ends of the shield are a " floating " ground in most cases, and this creates a complex circuit network consisting of the complex impedance to ground of the output circuit at one end, the complex input circuit impedance at the other end, and the resistance, capacitance, and inductance of the cable in between
大多數情況下屏蔽線兩端是「漂移」的接地端,這就形成了復雜的電路,這個電路的一端相對輸出端的接地點有復雜的阻抗,另一端又有復雜的輸入阻抗以及連接線的電阻,電容和電感。When tested with two saw filters whose center frequencies are 155mhz and 163mhz respectively, the ic completed the summing function of input signals, while the 5db bandwidth expands by about 10mhz. and the variation of the matched impedance caused by the ic is small enough to be ignored
在對中心頻率分別為155mhz和163mhz的聲表面波濾波器進行加權控制的測試中,該電路實現了信號的疊加功能,輸出信號的5db帶寬展寬約10mhz ,且電路引起阻抗匹配的變化小。System scheme of speech coding plus spread spectrum communication was presented based on a full analysis of noise characteristic, attenuation characteristic and impedance characteristic of low - voltage power line. spread spectrum carrier ( abbreviated as ssc ) technology is adopted to overcome problems existing in signal transmission over power line. high quality, low rate mbe compression algorithm was used to complete speech encoding and decoding
在對低壓電力線路的噪聲特性、衰減特性和阻抗特性三個方面充分分析的基礎上,本文提出一種語音編碼+擴頻傳輸的系統總體方案,採用擴頻載波( spreadspectrumcarrier ,縮寫為ssc )技術克服電力線傳輸信號存在的問題,採用語音合成質量高並具有較低碼率的mbe壓縮演算法完成語音信號的編解碼。The condition that exists when two coupled circuits are adijusted so that the outp - ut impedance of one circuit equals the input impedance of the other circit connec - ted to the first, there is a minimum power loss between two circuits
指一個存在的條件,當調整兩個偶合電路使得其中一電路的輸出阻抗與另一電路的輸入阻抗相等進稱之,當他們連接的阻抗相等時,兩電路間的能量損失最低。Input impedance of a network when the output is short circuited, shorted or grounded
在(電)網路中,當輸出短路、短接或接地時的輸入阻抗。分享友人