電抗器方式 的英文怎麼說

中文拼音 [diànkàngqìfāngshì]
電抗器方式 英文
reactor system
  • 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
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 式 : 名詞1 （樣式） type; style 2 （格式） pattern; form 3 （儀式; 典禮） ceremony; ritual 4 （自然科...
  • 方式 : way; fashion; pattern
  1. Two kinds of new on - line monitoring methods, which are based on measuring primary, secondary currents and voltages to calculate the short - circuit reactances of windings for detecting the deformation windings of power transformer, are proposed in the paper. the methods used for on - line measuring the short - circuit reactances of traction transformer in electric railways, are designed

    本文提出了兩種在線監測變壓器繞組變形的方法，通過在線監測變壓器繞組原、次邊的電壓和電流量，實時計算變壓器繞組的短路電抗來判斷變壓器繞組變形情況，並對電氣化鐵路主要接線型式的牽引變壓器繞組變形的在線監測方案進行了設計。
  2. Avionics self - protection system is a subsystem of the advanced avionics system, which has the main functions to find hostile radar - guided weapons system and infrared - guided weapons system by using the mothed of radar reconnaissance. and then to countermeasure enemy ' s radar - guided weapon system and infrared - guided weapons system by adoptinging those measures of electric - magnetic jamming ( active countermeasures ), chaff cloud deception jamming ( passive countermeasures ) and ir decoy deception jamming ( passive countermeasures ) so as to protect our airplanes from the hostile attacks this paper have researched deeply for the integrated mode of avionics self - protection system

    航空自衛系統是先進航空電子綜合化系統的一個分系統，其主要功能是通過雷達偵察方式發現敵方雷達制導武器系統和紅外製導武器系統，並通過實施電磁干擾（有源干擾） 、箔條雲欺騙式干擾（無源干擾）和紅外誘餌欺騙式干擾（無源干擾）對抗敵方雷達制導武器系統、紅外製導武器系統，保護我機免受敵方武器系統攻擊。
  3. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、選擇性強的保護形式，電力系統的發展使得電流差動保護應用於線路保護成為需要，而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先，本文對目前線路保護的研究和實際應用情況進行了討論和分析，比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次，針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺點，同時為加快差動保護的動作速度，對基於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析，結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護，對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。
  4. The hardware and software of electronic controlled system such as ecu, sensor circuit, injection circuit and ignition circuit are introduced. the control structure of twin chip and using share ram are advanced ; and it is good at real time and interference killing feature

    完成了電控噴射系統的ecu 、傳感器變送電路、噴射與點火驅動電路等軟硬體設計，提出了雙晶元的ecu硬體結構，並採用共用ram的方式，提高了系統的實時性和抗干擾能力。
  5. And the results of calculation and numerical simulation indicate, without increasing the intrinsic collector - junction area of power devices, collector - combed structure helps to raise the intrinsic heat - dissipating area and base ' s perimeter, improve heat - dissipating method of each cell of the chip, enhance the distribution uniformity of junction temperature and current of each cell of the chip, reduce the thermal resistance and raise the dissipation power pd and output power p0, fairly well relax the contradiction among frequency, out - put power and dissipation power of the devices, and further improve the devices " property against second breakdown

    而計算分析和二維數值模擬分析結果表明：梳狀集電結（基區）結構在不增加器件本徵集電結面積的條件下，增大了器件的本徵散熱面積和基區周長，改進了每個子器件單元內的散熱方式，提高了單元內結溫和電流分佈的均勻性，降低了器件的熱阻，增大了器件的耗散功率和輸出功率，較好地緩解了目前傳統結構中頻率與功率、功耗的矛盾，並有利於改善器件抗二次擊穿的性能。
  6. For bus system installation, the focus is put on cable selection principle, installation process and antinoise measure ; for security protection equipment installation, the intrinsic safety concept, installation method equipment selection and installation under two electric power supply modes ( entity concept and fisco model ) and the bus system protection against surge voltage are illustrated ; for network component installation, the selecting, installing and integrating methods of general purpose terminators, repeaters, link equipment, bus power supply and impedance module are described

    在總線電纜的安裝方面，著重討論了電纜的選型原則、安裝方法和抗噪防擾措施；在安全保護設備安裝方面，介紹了總線系統中本質安全的概念、安裝方法、兩種供電方式（實體概念和fisco模型）下設備的選擇與安裝以及總線系統浪涌電壓的保護和設備安裝方法；在網路元件的安裝方面，主要列舉了通用終端器、中繼器、鏈路設備、總線電源及其阻抗模塊等的選擇、安裝和集成方法，為總線系統的安裝提供了可以借鑒的實用經驗。
  7. 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。
  8. Then the paper uses the same typical four network operating conditions as the primary given conditions and when adding one set of the parallel capacitor bank, changing the 330 / 220kv transformer tap changer position step by step to change the transformer ration, through this study methods this paper found out all the optimized combination of the tap changer position and the amount of input reactive power, also obtained four sets of the 330kv, 220kv and hokv s / s bus voltage and the active and reactive power losses changing curves. through analyzing the optimized combination control curve and the network power flow, the paper generalizes the rules as following : the chief measure of coordinative control is inputting shunt reactor in chengxian s / s in winter time both in the planning year of 2010 & 2005 ; in summer time in planning year of 2010 the chief measure is to input proper shunt capacitor

    本研究通過分析所獲得的最優綜合控制組合曲線及電網潮流，總結出了如下規則：隴南電網在2005年及2010年冬大、以及2005年夏小運行方式下，綜合控制應以成縣變投入適量並聯補償電抗器作為主要措施；在2010年夏小運行方式下則投入適量並聯補償電容器作為主要措施，再輔助以選擇合適的主變有載調壓分接頭來調節，達到控制網內無功潮流分佈合理、各變電站母線電壓在理想的范圍內時電網有功損耗最小，從而也提高了電網安全運行水平及供電質量。
  9. The study bases on the four operating conditions of which the longnan network will be implemented in the year of 2005 and 2010. first, this paper calculates the power flow distribution that including the line charging reactive power and input of the low - voltage shunt reactor in chengxian s / s. assumed that the bus voltage of tianshui s / s and bikou power plant to be constant, the study count the voltage level of the 330kv and 220kv bus - bar when the 330 / 220kv transformer in standard tap changer position. in order to set control rules

    本文基於隴南電網在規劃發展水平年2005年及2010年的四種可能的運行方式下及潮流條件，計算出了計入線路充電無功及投入成縣變低壓並聯電抗器后的潮流分佈，在設定甘肅大網側及碧口電廠側母線電壓恆定條件下，計算了330kv及220kv主變在有載調壓標準分接頭變比下的330kv及220kv母線電壓水平。
  10. We analyzed the anti - jam and band inside anti - interfere performance of the system, and the low probability intercept ( lpi ) of the traditional direct sequence spread spectrum ( dsss ) modulations in the uav platform ' s applications. so a new modulation technique using a multi - level pseudo noise ( pn ) code has been presented. the new multi - level pn code is built from a high speed pn code through a low passed filter ( lpf )

    分析了系統抗阻塞式干擾和抗帶內頻帶干擾的性能，以及常規bpsk qpsk - dsss調制在無人機通信中存在的安全隱患，提出了一種用多電平pn碼進行擴頻調制的方法：採用高速pn碼，經過低通濾波器，產生多電平pn碼進行直序擴頻調制，能在低信噪比情況下有效抵抗平方率檢測器對系統載波的檢測。
  11. 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。
  12. In this topic, the error characteristic of resistance voltage sensor was analyzed in theory, by using electric circuit analysis, the reasons which affected its error were gotten. based on theory analyses, initial structure was designed. then by using fem ( finite element method ) of simple resonance field, several structures electromagnetic field was calculated, and their amplitude errors, phase errors, maximum of electric field intensity and frequency characteristic of amplitude error were contrasted

    本文從理論上分析了電阻式電壓傳感器的誤差，用電路分析法定性的研究了影響電阻分壓器誤差的因素；在理論分析的基礎上進行了電阻分壓器結構的初步設計；基於該設計，利用簡諧場的有限元方法進行了場的計算，比較了幾種結構方案的幅值誤差、相角誤差、最大場強值及其幅值誤差的頻率特性，從而得到一種最優方案；製作了分壓器樣機，並在本實驗室進行了實驗；最後，對電子電路部分進行了初步設計，並提出了抗干擾的措施。
  13. Fbg - based strain sensor has many virtues such as unerodibility, absolute code of wavelength, ability for anti - jamming, simple structure and easy execution, etc. so it can replace the traditional mechanical and electrical strain sensor in civil engineering, and has prosperous outlook in the application

    光纖光柵應變傳感器具有耐腐蝕、波長絕對編碼、抗干擾能力強、結構簡單、實施方便等特點，在土木工程方面可取代傳統機械電子式應變傳感器，具有很好的應用前景。
  14. Based on the application of aluminum - inserted non - surface treatment cots, comprehension adjustment is done to the modes of surface treatments to the cots together with selection of nylon top cradles, and configuration of the dia. and durability of cots optimized and unoptimized in coordination with the cotton static collectors, the cv value is improved through application

    摘要針對鋁襯套表面不處理膠輥在推廣過程中的應用情況，試驗了相關工藝如綜合調整膠輥表面處理方式，選用尼龍彈性上銷，優選后膠輥直徑和硬度，調整中膠輥直徑和硬度，配合抗靜電集棉器等的配置情況，經過生產實踐證明，成紗條干可得到進一步改善。
  15. Xmt series intelligence digital indicate controller and have advantanges of small size and high anti - interference. the products are manufactured according to the international standards and use transformer or 85 ? 264vac wide range input switch power. multiple installation dimensions allow for compatibility with most of the automatic industrial controlling / adjusting instruments in the world in respects of performance specificatons, input patterns, output functions and installation dimensions. therefore, the products are digital controllers at internationally advanced level

    Xmt系列智能數字顯示控制器，體積小，抗干擾能力強，產品按國際標準製造，採用變壓器或85 ? 264vac寬范圍輸入的開關電源，並有多種外型尺寸，能與世界大多數工業自動控制/調節儀表在性能指標、輸入方式、輸出功能、安裝尺寸上兼容，是具有國際先進水平的數字控制器。
  16. With its smaller volume, lower price and better anti - jamming, singlechip have been widely applied in modern control system operating scene which have been put in collecting data in order to achieve shop floor control. the pic singlechip which is made by microchip co. in the u. s. a, with its risc architecture, high price verse performance ration, high speed, has been working in low voltage, lower power depletion, higer driving power, lower price otp technology and smaller volume, has been represents a new trend in the microprocessors ; as a transmission media, sms ( short message service ) which is a basic service in the gsm network, with its lower price and high reliability, has become important media in people ’ s daily life and trade communication ; led ’ s panel which has been applied in publishing the news and advertising in the enterprise is a control technic, a photoelectricity technic, communications technic, digital - image processing technic all rolled into one

    單片機以其體積小、價格低、抗干擾性好等特點，在現代控制系統中常用在操作現場進行數據採集，以及實現現場控制。 pic單片機系列是美國microchip公司推出的，採用risc結構的高性價比嵌入式控制器，其高速度、低電壓工作，低功耗，強大驅動能力，低價otp技術，體積小巧等都體現了單片微控制器工業的新趨勢;作為信息的傳輸媒體， sms短消息服務是gsm網路的一種基本業務，以其低成本、高可靠性的方便快捷通信方式成為人們日常生活和商業交流的重要載體;集控制技術、光電技術、通信技術、數字圖像處理技術於一體的led電子顯示屏為企事業的信息發布和廣告宣傳提供了廣闊的便利。
  17. This paper put forward the realization method of a kind of multi - function general use inverter system which added other functions based on the independent sine wave inverter, it not only can be used as independent inverter power supply but can be used as an in - support mode ups which realize synchronous with the phase of power grid voltage and realize to switch with power grid mutually, it also can realize three phase ac output by the combination of three synchronous inverters, experiment proved it in this way has a stronger ability of resisting three phase unbalance load

    本文提出了一種基於獨立正弦波逆變器的功能之上復合其他功能而成的多功能通用逆變電源系統的實現方法，此系統不僅可以作為獨立逆變電源使用，還可以與電網電壓的相位同步，作為后備式正弦波ups使用，在逆變電源和電網的相互切換時能做到對負載無影響，同時還可以由三臺逆變器進行組合自同步實現三相對稱交流輸出，實驗證明這種方式具有較強的抗三相不平衡負載的能力。
  18. The method uses piezoelectric transducer ( pzt ) as vibration - compensating device. the design of electro - circuit and the control flow with dsp are described in details. the mechanism of pzt driven mirror and the pzt driver are greatly improved on their performance of frequency response and linearity

    文中詳細討論了用於單點式抗振方案的電路設計及dsp的程序編制，並對系統頻響的瓶頸? ? pzt移相器的機械結構和驅動電源作了改進，使其頻響及線性度大大提高，從而整體上提高了抗振的效果。
  19. And the controlling method of pi makes the temperature control quick and stable. at the same time, the paper completes the mutual communication between temperature control equipment and computer by way of serial interface and usb interface, so as to realize the remote control of computer to the temperature control equipment. finally, the performance test of the semi - conductor temperature control equipment researched in this paper is carried out, and the results show that the precision of the temperature of the controller of semi - conductor can reach to 0. 2, and the degree of temperature stablization is less than 0. 05

    整個系統採用閉環控制結構，使系統的抗干擾能力大大增強;為半導體製冷器量身定做的驅動電路，可以方便的調節通過tec電流的大小和方向，使tec加熱製冷靈活迅速的特點得到充分發揮;使用比例積分（ pi ）的控制方法使得溫度控制快速穩定;同時，本文還實現了溫控儀與上位機通過串列口和usb口兩種方式的通訊，實現了上位機對溫控儀的遠程控制;最後，對所研製的半導體溫度控制儀進行了性能測試，測試結果表明，半導體溫度控制儀溫控精度達到0 . 2 ，溫度穩定度小於0 . 05 ，滿足了系統設計的要求。
  20. The criteria used by such software are more closely related to " node " theory and aesthetically pleasing rows of components ( which, admittedly, are also easier on automatic component placing machinery ) than to optimizing stray inductance and capacitance and minimizing common ground impedance

    這類軟體的演算法十分接近「節點」理論，在元器件布局方面追求「橫平豎直」式的美觀大方（顯然，對于自動布局演算法而言這樣也比較容易） ，但是卻不怎麼考慮如何優化分佈電感和分佈電容，如何降低器件的接地阻抗。
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