輸出電抗器 的英文怎麼說
中文拼音 [shūchūdiànkàngqì]
輸出電抗器
英文
ausgangsdrossel- 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...
- 抗 : Ⅰ動詞1 (抵抗; 抵擋) resist; combat; fight 2 (拒絕; 抗拒) refuse; defy 3 (對等) contend with...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 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 ...
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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。If the node is at, or near to, ground then a grounded guard ring will be appropriate, if it is at some other potential it may be necessary to use a high input impedance buffer amplifier, with its input connected to the node, to force the guard ring to the node potential
如果被保護的節點的電位是(或接近)零電位,採用地線保護環最為合適;如果節點電位是其他值,那麼可以用高輸入阻抗放大器組成緩沖器,輸入端連接該節點,輸出端連接保護環。Analysis of simulation model used for studying the output property of controllable saturable reactor
可控飽和電抗器輸出特性建模與模擬研究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。This article through installs the reactor with air core in the transformer substation transmission, to control the thunder electric wave amplitude and steepness in the transformer substation ; through over voltage on - line monitoring device testing, inquire into lightning protection of the reactor with air core
本文通過在變電站的輸電線路的出口處加裝空心電抗器,對通過輸電線路侵入變電站的雷電波的幅值和陡度進行抑制;並通過安裝過電壓在線監測裝置進行測試的方法,初步探討了空心電抗器防雷的作用。In the part of the transmitter, the pre - amplifier logarithmic amplifier, temperature complement circuit, anti - disturbing circuit, and v / i circuit, are discussed. the transmitter outputs 4 - 20ma. in the part of the displayer hardware design, the i / v convert circuit and the flame intensity signal processing circuit are introduced
在探頭的設計中,詳細介紹了前置對數放大器電路設計,在對數放大器加入了溫度補償電路和抗干擾電路,以保證測量精度和較大的量程,最後信號經電壓電流的轉換,得到4 - 20ma的標準信號作為探頭的輸出信號,進行遠傳。With the development of the electric power system, static - state reactive power compensators ca n ' t have met the requirements of the actual production and operation, and the trend to the fast and dynamic compensation for reactive power become greater and greater. since ertan hydroplant and 500kv transmission systems in sichuan power system have been operated, many power plants of load center are forced to halt during the high - water period, because the great deal of power is transmitted to far - distance load center. thus the load center loses voltage sustentation and the level of the system stabilization is debased greatly
四川電網的二灘水電站和500kv輸變電系統投入運行后,由於二灘水電站的大量電力遠距離輸送至負荷中心,迫使負荷中心的火電機組在豐水期大量停機,使負荷中心失去電壓支撐,大大降低了電網的電壓穩定水平;同時,因為四川電網中的無功補償裝置全為靜態無功補償電容器(或電抗器) ,這些設備只能在系統正常運行狀態下起到無功補償和電壓支撐的作用,而在電網出現事故時,不但不能起到電壓支撐作用,反而會促使電網電壓崩潰事故的發生。The exportation resistance of a device work device with what link after loading the resistance s the certain connections for should satisfying, in order to prevent mount to load the appearance produce the obvious influence. with each other connect to say to electronics equipments, for example after signal connect the enlarger, ex - class to connect class, only behind first - degree importation resistance before larger than first - degree exportation resistance 5 - 10 times are above, can think the resistance to match good ; connect the box come saying, electronics tube the machine should choose to use with for the enlarger its output to carry the mark to call the resistance the box for, but transistor enlarger then have noing this restrict, can take officing why resistance of equal or approximate box
一件器材的輸出阻抗和所連接的負載阻抗之間所應滿足的某種關系,以免接上負載后對器材本身的工作狀態產生明顯的影響。對電子設備互連來說,例如信號源連放大器,前級連后級,只要后一級的輸入阻抗大於前一級的輸出阻抗5 - 10倍以上,就可認為阻抗匹配良好對于放大器連接音箱來說,電子管機應選用與其輸出端標稱阻抗相等或接近的音箱,而晶體管放大器則無此限制,可以接任何阻抗的音箱。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。Traditionally, the resolving - transformer consists of former windings and vice windings. but the resulting output voltage will have aberrance owing to the existence of winding resistors and reactance leakage
傳統上的旋轉變壓器常採用原副線圈來組成,由於線圈電阻和漏抗的存在,將使最終輸出電勢出現畸變。A circuit measures the resistance of the thermistor and provides an output voltage proportional to the temperature
一種電路,測量電熱調節器的抗性,提供與溫度成比例的輸出電壓。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。By the means of theory, simulation and experiment, the second part of this paper is then analyzed which is on the equivalent output resistance and inductance of the selected inverter and the effect to the output voltage ' s amplitude and phase caused by the different values of the inverter ' s component. it is concluded that by selecting certain precision level components, the difference of the output voltage amplitude is much greater than that of the output voltage phase
其次通過理論、模擬和實驗分析了本文所採用的電壓電流雙閉環瞬時控制方式逆變器的等效輸出阻抗和兩臺逆變器器件差異對輸出電壓的幅值差和相位差的影響,從而得出選用一定精度的器件,兩臺逆變器輸出電壓的幅值差比相位差大得多的結論。The paper analyzed the basic theory and mathematic model of three phase voltage pwm inverter and proposed one kind of control strategy based on the voltage - current double - loop. it used the exterior loop to control the voltage the eps outputted, and used the inner loop to control the current. simulation testified that the control method could improve the dynamic response character and interference rejection ability
在建立三相電壓型pwm逆變器在兩相同步旋轉坐標系下的數學模型的基礎上,提出了一種三相電壓型pwm逆變器基於電壓電流雙閉環的控制方法,利用電壓外環實現對輸出電壓的穩定控制,電流內環實現對輸出電流的控制,模擬證明該方法有效地改善了系統的動態響應及抗干擾能力。Double forward converter ( dfc ) has many advantages, such as inherent anti - break - though capability, auto clamping the switch voltage etc. regarding the excellent reliability, dfc is one the most widely used topology in the industrial applications, especially for low output voltage area, such as telecommunication energy systems and welding power supply
雙管正激變換器具有內在抗橋臂直通的優點,能使開關管上的電壓自動箝位在輸入電源電壓。由於其可靠性高,電路設計簡單,因而成為目前在工業中應用最普遍的變換器結構之? ,特別是適合於輸出電壓較低應用場合,比如通信系統中的一次電源和弧焊電源。The complementary high impedance iutputs are suitable for driving transmission lines directly or connecting a omp to bring low impedance outputs
互補的高阻抗電流輸出適合直接驅動傳輸線或帶一個外部運算放大器以產生低阻抗輸出電壓。At first, the average - current controlled boost pfc and buck converter small - signal model are estabished. the average - current controlled boost pfc and buck converter prototype are designed and manufactured. on basis of the small - signal model, the two - stage i / o impedance characteristic and miller effect are analyzed by simulation with matlab software
其次單獨設計了前級、后級變換器樣機,在兩級模型基礎上,應用matlab軟體模擬分析了前後級變換器對接處的i o阻抗特性和密勒效應,運用奈奎斯特判據對兩級結構寬輸出電壓范圍的功率因數校正器的穩定性進行了分析設計。The lower it is, the better the amplifier can present needed current to the speaker system, assuming that in other ways ( such as frequency response ) the amplifier performs well
假如其他因素對放大器的工作狀態沒有影響的話,輸出阻抗越低,放大器就能夠更好地為揚聲器系統提供所需的電流。If the speaker needs more current ( its overall impedance drops ) then a lower amplifier output impedance will allow that current to be drawn out of the amplifier without causing much of a change in the applied voltage - and that means less distortion
如果揚聲器需要更大電流(揚聲器的整體阻抗降低) ,那麼一個低輸出阻抗的放大器可以容許在輸出相應電流的同時,所施加的電壓變化更小,這也意味著失真更小。If the speaker needs more current ( its overall impedance drops ) then a lower amplifier output impedance will allow that current to be drawn out of the amplifier without causing much of a change in the applied voltage - and that means [ i ] less [ / i ] distortion
如果揚聲器需要更大電流(揚聲器的整體阻抗降低) ,那麼一個低輸出阻抗的放大器可以容許在輸出相應電流的同時,所施加的電壓變化更小,這也意味著失真更小。分享友人