輸電頻率 的英文怎麼說

中文拼音 [shūdiànbīnlǜ]
輸電頻率 英文
transmission frequency
  • 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...
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 輸電 : transmission; transmit electricity輸電導線 transmission conductor; 輸電量 transmission capacity; ...
  • 頻率 : frequency; rate
  1. The height of meniscus is in inverse proportion to the frequency, i. e., the higher the frequency, the more stable the meniscus

    彎月面的高度與電源輸入頻率成反比，頻率越高，彎月面穩定性越好。
  2. The low - melting - point sn - pb - bi alloy was used as simulacrum to investigate the distortion of meniscus

    結果表明：當電源輸入頻率增大時，結晶器內的磁感應強度減小。
  3. High - frequency link power converters are receiving increasing attention. when the input frequency of ac - ac converter is quite high, such as 20khz or above, in order to make sure the converter switching action is restricted to the zero crossing point of the link voltage, the switching cycle becomes discrete pulse spectrums, however, the conventional pwm converters are ruled out because they would fail either to the efficiency or the low - distortion criteria

    當交-交變頻器的輸入頻率非常高，通常為20khz時，為了在零電壓條件下實現逆變器開關管的通斷，變換器的開關時刻必須選擇在高頻交流電壓脈沖為零時，這意味著變換器開關時刻在時間軸上成為不連續的點，而常規的硬開關pwm變換器是將開關時刻選擇在任意時刻。
  4. The distribution of magnetic induction in rectangular soft - contact mold during electromagnetic continuous casting ( emcc ) was investigated considering the electric frequency

    摘要研究了在電磁軟接觸連鑄過程中，電源輸入頻率的變化對矩形電磁軟接觸結晶器內的磁感應強度分佈規律和彎月面變化情況的影響。
  5. The programme logic controller is utilized to control the inverter ' s output frequency which accomplishes controlling the velocity of speed - controlling asynchronous moter. the velocity between main asynchronous moter and speed - controlling asynchronous moter is composed by way of the differential planetary gear train, the tranmission system is made to regulate velocity stepless in large scope which succeed in controlling starting progress of load

    使用可編程式控制制器對變頻器的輸出頻率進行控制，實現對調速電機轉速的控制。調速電機與主電機的轉速經差動行星輪系的速度合成，可使傳動系統在很大范圍內無級調速，實現對負載的可控起動。
  6. The innovation in this paper is list below ( 1 ) use rectangle - shape pipeline so that the inducing electromotive force could be enhanced ; ( 2 ) use alternating current whose frequency is adjustable to induce the magnetic ; ( 3 ) make the flowmeter intelligent by use the microprocessor ; ( 4 ) finish designing the ls flowmeter with utra - low power consumption

    本文的創新之處在於採用矩形測量導管大大增加微流量條件下的感應電動勢；採用輸出頻率可調的正弦波電流作為勵磁電流達到消除50hz頻干擾和減少正交干擾的目的；利用單片機等高端現代電子產品實現了電磁流量計的高度智能化及設計出真正的超低功耗的、可用干電池長期供電的ls旋轉流量計。
  7. Abstract : a new technology of frequency tracking and synchronizing is given in this paper at the first time. this technology is digital non - temporarystate frequency tracer, in which digital and logical circuit is adopted to accomplish frequency - tracking and synchronizing accurately. it has some advantages such as simple circuit, adjustable relationship of inpur and output, no temporart state procedure, so this technology has wide application foreground in electrical technology and modern communication field

    文摘:提出一種新的頻率跟蹤技術? ?數字式無暫態頻率跟蹤器，該技術採用數字邏輯電路實現了頻率精確同步跟蹤，具有電路簡單、輸入輸出頻率關系可調、沒有暫態過程等優點，在電子技術和現代通信等科技領域具有廣泛的應用前景。
  8. The technology of frequency synthesis is important in latter - day communication system. it ’ s widely used in wireless communication and electron system. with the high - speed development of technologies, higher stability, higher purity, broader range and larger output number of frequency are required in the frequency source of frequency synthesizer which is the core of this technology

    頻率合成技術是近代通信系統的重要組成部分，在無線電通信與電子系統的各個領域中得到了廣泛的應用。隨著各種技術的飛速發展，人們對頻率合成器的頻率穩定度、頻譜純度、頻率范圍和輸出頻率的個數提出了越來越高的要求。
  9. Actually to ensure the effect of soft - contact continuous casting, the power input should be increased to compensate the decrease in exciting current if the frequency increases

    在實際生產中，如果需要提高電源輸入頻率，則應該同時適當的增大電源功率來彌補激勵電流的減小，以保證軟接觸效果。
  10. （ 2 ） the major circuit has been established, composed of rectifier 、 buck - chopper 、 push - pull inverter and matching network, which realizes high - power supersonic ac output. to achieve maximal output power, the pulse frequency modulation ( pfm ) has been applied to auto - adjustment of output frequency, which corresponds to the load ' s resonant frequency

    （ 2 ）建立了超聲電源主電路，其中包括：整流、直流斬波、推挽逆變器和匹配網路等部分，實現了大功率超聲頻交流電的輸出，輸出頻率的脈頻調制（ pfm ）和輸出功率的脈寬調制（ pwm ） 。
  11. Modulating a long foil at high frequency and high voltage transmits significant radio frequency energy, which may cause interference with radio communications

    裝備一個長葉片在一個高頻率高電壓的傳輸將引起無線電頻率輻射，可能引起無線電交流沖突。
  12. To get a high precision rotate speed, the system has realized the respective control of ipm ' s input dc voltage and output voltage wave frequency

    為了保證系統的轉速精度，將逆變器直流側電壓和交流輸出頻率分開調節。
  13. The input votage range is 20mv 10v, frequency range is 0 ~ 20khz. the ad sampling rate is 100ksps, distinguishability is 16 bit. it uses two groups of ram to real - time store the collected data by time - sharing store and access technique, and uses a dsp chip to real - time analyse the frequency spectrum

    信號輸入電壓范圍20mv 10v （七檔量程可選） ，輸入頻率范圍0 ~ 20khz ， ad采樣率100ksps ，解析度16bit ，採用兩組ram存儲器分時存取的方法實時存儲採集數據，使用dsp晶元進行實時頻譜分析，通過pci總線與主機進行數據交換。
  14. The frequency of the pulse is the same as that of the crystal oscillator. the pulses sampled the output of the vco and generate the error signal. the error signal is amplified,

    誤差電壓經放大後送入環路濾波器進行濾波和再放大，然後去改變變容管偏置電壓，控制振蕩器輸出頻率，達到穩頻的目的。
  15. The inverter apparatus controlled by pre - set voltage adjustment project has the advantages of low harmonic content, high output frequency precision, simple control circuit. therefore, this kind of project is the hot point in inverter power studying field

    用「開關預置式電壓調節方案」控制的逆變電源具有輸出諧波含量低、輸出頻率精度高、控制電路簡單等優點，是逆變電源研究領域的熱點。
  16. The features of this equipments include multi - channel acquisition ( 16 paths ), high precision ( 0. 2 level ), wide input frequency ( 25 - 20 khz ) and strong anti - interference capability. through the tests at several substations we found the on - site operation of picep is good for electrical measurements, r & d and technical development. it is accepted and used widely

    Picep具有採集通道多（ 16路） 、精度高（ 0 . 2級） 、輸入頻率寬（ 25 - 20khz ）及抗干擾能力強等特點，經多個變電站、不同狀態的實際試驗，證明現場使用效果良好，性能指標完全滿足了設計要求。
  17. It is electronic inverter that realizes constant frequency output. so the power system has advantages of facile maintenance, high quality of output, high efficiency, flexible structure et cetera, and makes both start engine and generating electrical power dual function possible. now it has become an important research direction of aero - power

    由於採用電子裝置來實現輸出頻率的恆定，因此電源系統具有易於維護、電源質量高、效率高、結構靈活等優點，並能實現起動發電雙功能，目前已成為航空電源中一個重要的研究發展方向，而且隨著電力電子技術與元器件生產工藝的不斷發展，變速恆頻電源具有廣闊的發展前景。
  18. The chart was created by a printer connected to a radio frequency analyzer computer during measurements from a transmitter in a person ' s skull

    這個表是由一個連接到一臺連接到無線電頻率分析電腦的印表機，在測量來自一個人頭骨中的傳輸器的信號時繪制的。
  19. To highten the output frequency, a lc voltage controlled oscillator that calls crapoor circuit is adopted. its output frequency reaches about ighz

    在提高輸出頻率方面，採用克拉潑電路形式的lc壓控振蕩器，輸出頻率達到1ghz左右。
  20. However input current distortion at the zero - crossing of the input voltage is a common problem in active pfc converters, and it becomes more serious as the line frequency is increased. the purpose of this thesis is to reduce the zero - crossing distortion of input current at high input frequency application

    但有源pfc變換器存在輸入電流過零畸變的缺陷，並且隨著輸入頻率的升高而越來越嚴重，本文的工作就是針對解決高輸入頻率下嚴重的輸入電流過零畸變而展開的。
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