電壓相位 的英文怎麼說

中文拼音 [diànyāxiāngwèi]
電壓相位 英文
voltage phase
  • 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...
  • 壓 : 壓構詞成分。
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 電壓 : voltage; electric tension; electric voltage
  • 相位 : phase position; phase
  1. The research of new type 1okv high - voltage phase comparator

    高電壓相位測量儀
  2. At the same time, differen t arrays of electrodes have been studied. flow visualization has shown that the plasma between symmetric streamwise electrode strips ca n ' t induce flow velocity at the same phrase driving but can at multi - phrase driving, and asymmetric streamwise eledtrode strips can induce flow velocity both at the same phrase and at multi - phrase driving in still air. in principle, the experimental results correspond to that of the cooperant research between university of tennessee and nasa langley research center

    流動顯示實驗表明，在一個大氣壓下，對于電極對稱分佈的情況，在同相位的射頻激勵下，靜止的空氣中沒有明顯的現象，而在多相位射頻激勵下，靜止空氣中的二維平板上可以產生推力，誘導了流場；對于電極的非對稱分佈的情況，在同相位或多相位的射頻激勵下，都能在二維平板上產生推力，並誘導流場。
  3. Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test

    監測儀能夠完成包括三相電壓、三相電流的有效值、功率因數、三相不平衡、電壓短期閃變、以及20次內的諧波、諧波相位、諧波失真總量等的測量。論文重點介紹了以下幾部分： （ 1 ）電路的總體設計和功能； （ 2 ）硬體設計，包括a d轉換、鎖相環、液晶顯示和按鍵輸入等原理和電路。 （ 3 ）系統軟體設計，包括a d轉換、 fft 、數字濾波等程序的原理和演算法以及上位機監控界面的設計； （ 4 ）系統測試。
  4. A new measurement system for electrical conductivity in an yj - 3000t press fitted with a wedge - type cubic anvil was set up on the basis of the old one. a solartron 1260 impedance / gain phase analyzer was used in the new system ; mo electrodes and a mo shield were also used to keep oxygen fugacity close to the mo - moo2, which is similar to that of iron - wustite ( iw )

    在yj ?緊裝式六面頂壓機上，對原有的礦物、巖石電性測量系統進行了進一步的改進：建立了一套以solartron1260阻抗增益?相位分析儀為測試儀器，使用mo電極和mo盾來控制樣品氧逸度的測量系統，該系統的氧逸度環境為mo ? moo _ 2 ，接近iw緩沖對。
  5. On the basis of the analysis and compare, we designed the least length of s - bend y - branch to decrease the transmission loss when the space between the outport is 250jjm. we also analyzed thoroughly dependence of half - wave voltage and bandwidth on the width, the length of modulator ' s electrodes and the gap between two electrodes

    對于調制器的電極本文也進行較為深入的研究，探討了電極寬度、電極長度、電極間距對半波電壓的影響，並據此對單y相位調制器的電極結構進行了優化設計。
  6. Verification regulation of model 321 wide band phase angle voltmeter

    Pav - 321型寬帶相位電壓表試行檢定規程
  7. The instrument is integrated with a multi - channel high precision open circuit potential measurement system for the ion selective electrode and a potentiostat used in voltammetry, an analog lock - in amplifier is also presented to measure the response of light addressable potential sensor

    對于不同的測量技術，儀器中集成了用於測量電極的多通道高精度開路電壓測量系統和用於溶出伏安法測量的多路電化學測量系統，以及用於測量光尋址電位傳感器的鎖相放大器。
  8. The algorithm of svpwm that is adopted by the system implements motor speed - regulation by control of magnitude and phase of motor flux. it can generate less harmonics in the output current of power inverter and less losses of ac motor, reduce pulsant component in output torque and raise availability of dc supply voltage

    系統採用的svpwm演算法通過對空間磁鏈矢量幅值和相位的控制來調節電機轉速，減少了逆變器輸出電流的諧波，降低了脈動轉矩，提高了電壓的利用率。
  9. Thirdly, the paper discusses the driver of the peripheral equipment, how to port the uc / os - n and uclinux, h. 323 protocol and the application of the system in the digital speech classroom. also some software and hardware measure are adopted to enhance the system stability. at last, the shortcoming and the something to be improved are given. dsp can be used to realize real - time speech coding algorithm, and after porting ( ac / os - n, arm can manage the keyboard, the lcd and the ethernet peripheral etc. then the embedded network system with specific purpose can be used in others fields, such as pda, set of top, web tv, ect

    在實際設計實現中，為提高系統軟、硬體整體穩定性和可靠性，使用了以下幾種方法： （ 1 ）低電壓復位、抗電源抖動能力、增加時鐘監測電路、抗電磁干擾能力、散熱等技術； （ 2 ）多層pcb設計，線路板結構緊湊，電源部分採用數字5v 、 3 . 3v 、 3v 、 1 . 8v和模擬5v多電源供電； （ 3 ）選用表面貼和bga封裝的器件； （ 4 ）按照軟體工程的要求進行系統分析，規劃系統框圖、流程分析、模塊劃分，減小了不同模塊的相關性，從而最大限度避免了錯誤的發生。
  10. Abstract : a new waveguide which can change the wide wall of a rectangular waveguide into a symmetric arc wall is named as a cam - rectangular waveguide. comparing to sectoral waveguide, the new waveguide has the same voltage characteristics and is easier to be produced and fixed. an approximate formula of the dominant mode fields and the normalized conductance of a longitudinal resonant slot cut in the curved wall of a cam - rectangular waveguide are given. a resonant slot linear array in c & x band is designed, in which the slot voltage distribution is equiphase and the input is matched. the input voltage stationary ware ratio and the h - plane pattern of the antenna are measured. the experimental results show the conformance with theoretical results

    文摘:把常用的矩形波導一個寬面改成圓弧形構成的波導稱為圓突-矩形波導.這種波導與扇面波導相比：電性能相當；波導管結構更加簡單，容易加工，便於安裝.文中給出圓突-矩形波導中主模場，圓曲面上縱向槽歸一化諧振電導近似公式.設計了c和x波段波導曲面縱向諧振縫隙線陣，縫隙電壓相位為同相分佈，輸入端匹配.實際測量了天線輸入端電壓駐波比和h面方向圖，理論與實驗相吻合
  11. In ac circuits, the power consumed in a circuit will be zero if the voltages and currents are exactly90degrees out of phase with each other

    在交流電路中，若電壓、電流相位正好相差90 ，則電路上消耗的功率為零。
  12. In order to eliminate phenomenon of transient electromagnetism, ac apparatus such as ac relays, ac contacts and breakers must be disjuncted or closed according to special phase

    為了消除暫態電磁現象，要求交流電器（如：交流繼電器、交流接觸器、斷路器等等）按照一定的電壓或電流相位分合閘。
  13. It also builds the mathematic model of all section of vscf ac exited wind power generation system on a - b - b and d - q coordinate system by the coordinate commutation technology. the thesis gives the characteristics of torque, active power, reactive power and the steady - state analysis of it. it proves that the capability of wind generator is determined to slip, the amplitude and phase of rotor voltage, the phase dispatch between stator voltage and rotor voltage

    並分析了交流勵磁風力發電機作變速恆頻運行時的工作原理，闡述了與同步發電機、異步發電機的不同之處，分析了其能量平衡關系，在坐標變換技術的幫助下，詳細推導了交流勵磁發電機在a - b - c坐標系和d - q坐標系下的數學模型，分析並模擬了其有功和無功特性、轉矩和功率調節特性、穩態運行和機械特性，證明了發電機的性能由轉差率、轉子電壓的相位和幅值、定轉子電壓相位差所決定的。
  14. The system is based on chopper constant current drive technique, according to the top level design idea, adopting advanced specical subdivision control integrate circuit and powerful function 80c196kc to organize the system frame, desiging the minimum system of single - chip microcomputer, multifunction i / o interface circuit, relay switch circuit, keyboard and display circuit, multifunction digital setting interface circuit and so on, utilizing the hso and hsi interface circuit which are owned by this single - chip microcomputer exclusively and its powerful command system to realize dual - degree switch control, automation orientation, automatically searching zero position, locking machine when stopping, frequency to set digitally, automatically adjusting speed through changing frequency, swithing subdivision or squarewave control, on the basis of above, the system also have the function of running according to the setting steps and the frequency, voltage and current to display through the led, etc

    系統基於斬波恆流驅動技術，按照頂層設計思想，採用先進的專用細分控制電路和功能強大的80c196kc單片機來組建系統構架，設計了單片機最小系統、多功能i o介面電路、繼電器切換電路、鍵盤顯示電路和多功能數字設定介面電路等，利用該單片機獨有的hso和hsi介面及其強大的指令系統，實現了雙余度混合式步進電動機的余度切換控制、自動定位、零位自動搜索、停機鎖定、數字化頻率設定、自動調頻變速控制、細分方波切換控制，在此基礎上，該系統還設有按預置步運行、 led頻率電壓相電流顯示等功能。
  15. Obtained by emtp program and the egm, this paper studies on lightning protection performance on 500kv double circuit transmission line the distributed parameter model of tower is built when analyzing the back stroking lightning protection performance for double circuit line, it can truly reflect the spreading course of lightning current on the tower, furthermore, considering the randomness of working voltage ' s phase when lightning strokes the top tower and supposing the probability of lightning appearing arbitrary phase in a cycle of ac is equal, this paper brings forward the statistical method to calculate the rate of back stroking on double circuit line

    本文利用emtp程序、擊距法對500kv同桿雙回線路的耐雷性能進行了研究。在分析同桿雙回線路的反擊耐雷性能時，建立了桿塔的分佈參數計算模型，此模型可以真實地反映雷電流在桿塔上的傳播過程。並針對雷擊塔頂時，導線運行電壓相位角的隨機性，本文假定雷擊出現于交流一周期的任一角度區間內的概率相等，提出了利用統計法計算同桿雙回線路的反擊跳閘率。
  16. New fet - input amplifiers, like the ad820 family of amplifiers, incorporate design improvements that prevent output voltage phase reversal for signals within the rated supply voltage range

    新型的fet輸入管放大器（如ad820系列放大器） ，在設計上做了改善，對于額定電源電壓范圍之內的信號，能夠防止輸出電壓相位反轉。
  17. This paper mainly studies the coupling error caused by induction voltage phase difference, and fluctuation of directional sensitivity caused by changes in near - field difference slope. the trend of system sum and difference phase difference, directional sensitivity and cross - coupling with change in distance is compared and discussed when the antenna is in the near - field and at a certain elevation

    本文著重研究了因近場感應電壓相位差引起的耦合誤差，以及近場天線差斜率變化引起的定向靈敏度的變化；討論了天線在近場並有一定仰角的條件下，隨著距離的變化，系統和、差相位差、定向靈敏度與交叉耦合的變化趨勢。
  18. Distribution automation using distribution line carrier systems. part 3 : mains signalling requirements. section 21 : mv phase - to - phase isolated capacitive coupling device

    使用配線載波系統的分配自動化.第3部分:電源信號傳輸要求.第21節:中壓相位對相位絕緣電容耦合裝置
  19. Verify ac line voltage, phase and frequency with the controller data plate on the enclosure door prior to connecting ac power

    在連接交流電源之前，請驗證交流電壓、相位和頻率是否與控制裝置外殼門參數板上的相應數據相同。
  20. Design of numeral type phase difference measurement instrument

    數字式工頻電壓相位差測量儀的設計
分享友人
分享到 Line

分享到臉書