電品質因數 的英文怎麼說

中文拼音 [diànpǐnzhíyīnshǔ]
電品質因數 英文
electrical quality factor
  • : 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...
  • : Ⅰ名詞1 (物品) article; product 2 (等級; 品級) grade; class; rank 3 (品質) character; qualit...
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : Ⅰ動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
  • : 數副詞(屢次) frequently; repeatedly
  1. The relations between piezoelectric characteristic such as piezoelectric constant, electromechanical coupling coefficient, mechanical quality factor, etc. and its components, granular diameter and manufacturing technology were studied

    研究壓材料壓、機耦合系、機械等特性與其組份、顆粒直徑及製作工藝過程之間的關系。
  2. So it can be used as both sensor component and driving component. pzt have better electromechanical coupling coefficient, piezoelectric constant, mechanical quality factor, curie temperature and stability, etc. so, pzt can be used widely in smart materials and structure

    與其它壓陶瓷相比,鋯鈦酸壓陶瓷( pzt )有較好的機耦合系、壓、機械、居里溫度和穩定性等,此, pzt能廣泛應用於智能材料結構中。
  3. It also roundly researched the solution of the helmholtz equation in the circumrotating ellipsoidal coordinates, and discussed how to calculate the solution of the electro - magnetic field in the circumrotating ellipsoidal coordinates using special functions, and researched circumrotating ellipsoidal cavity ’ s latent value and quality parameter using arithmetic simulation, finally we compared the ellipsoidal cavity with the spheriform cavity. the main content of this thesis are as following : 1. calculated the distribution of the electro - magnetic field inside the ellipsoidal cavity based on maxwell equations and boundary conditions, and confirmed the syntonic mode inside the ellipsoidal cavity using arithmetic methods

    本文從maxwell方程及其邊界條件求解出橢球腔內的磁場分佈,較為全面的研究了旋轉橢球坐標系下赫姆霍茲方程的解的問題,討論了用特殊函來求解旋轉橢球坐標系下磁場的解,並通過值模擬研究了旋轉橢球諧振腔的本徵值和,並和球形諧振腔做了比較,主要內容為: 1 .用maxwell方程及其邊界條件求解出橢球腔內的磁場分佈,並且分析了橢球腔內的諧振模式。
  4. The research is focused on the influence of the size of the coupling port, coupling line and the capacitive metal rods in cutoff waveguide on the gap impedance

    研究結果表明:模雙間隙腔連接截止波導段的耦合口的尺寸主要影響輸出腔的外觀,而耦合接頭的粗細和容性銷釘的大小和插人深度對截止波導濾波器的調諧具有重要影響。
  5. 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等特性參
  6. The influence that the zr / ti ratios have on the ceramic crystal structure and its properties are studied through the research carried out about the relative respects of the fabricated samples. the increase of zr / ti ratio can result in the crystal structure transformation from the tetragonal to the rhombohedral, it can also induce the weakness in the stability of the ceramic crystal structure, for example, the drop in the curie temperature. in order to enhance the relative low mechanical quality factor of pzn - pzt system piezoceramics, component addition pb ( mn1 / 3sb2 / 3 ) o3 ( hereafter abbreviated as pms ) are introduced in to form a new psudo - tetragonal system ceramics

    為獲得具有高的機耦合系kp ,高的機械qm的高性能壓陶瓷,採用二次合成法制備了不同zr ti比的鈮鋅酸鉛-鋯鈦酸鉛基( pzn - pzt )三元系壓陶瓷材料,研究了zr ti比變化對陶瓷結構和性能的影響規律,發現zr ti比增大除了可以使陶瓷的相結構由四方相向三方相轉化外,還降低了陶瓷的結構的穩定性,使tc溫度下降。
  7. The simulation results show that the power factor and efficiency of lim are much lower than that of rotary induction motor due to end effect and big air gap of lim. end effect force has a great influence on the thrust of lim. the performance of lim can be improved with the proper secondary structure, small air gap, big goodness factor or heavy load

    結果表明:受邊端效應及大氣隙影響,直線感應機功率及效率較低;運行狀態下的邊端效應力對機推力有較大影響;設計機時選用合適的次級材料、減小氣隙、增大、增加負載都可提升機的輸出性能,通過設計有效的控制演算法可使機在額定滑差下具有較高的運行效率。
  8. From the results, we can know that, the key way to raise the inductor quality factor and self resonance frequency is to less substrate eddy current loss. the simple model can accurately equal to each parameter on integrated inductor

    由模擬結果可知,提高集成與自諧振頻率的主要途徑是要減小襯底的渦流損耗,其簡約集總模型可較為精確的等效集成感各埠氣特性。
  9. The system can generate sweep frequency signal with frequency range from 100khz to 150mhz and power range from - 40dbm to + 18dbm, and measure the gain and phase of the crystal. according to the gain and phase information and the iec - 444 standard, crystal parameters can be calculated, such as nominal frequency, series resistance, shunt capacitance, motion capacitance, motion inductance, q factor and so on

    該系統能產生頻率范圍達100khz 150mhz ,功率范圍為? 40dbm + 18dbm的掃頻信號,並能對晶振的增益和相位差進行測量,其測量結果按照iec - 444晶振測量標準進行實時處理和計算,從而得到晶振的串聯諧振頻率、並聯諧振頻率、等效阻、靜態容、動態容、動態感和等主要
  10. G t methods of measurement for radio equipment used in satellite earth stations - part 3 : methods of measurement for combinations of sub - systems - section two - measurement of the figure of merit of the receiving system in the 4ghz to 6ghz range

    衛星通信地球站無線設備測量方法第3部分:分系統組合測量第2節: 4 6ghz接收系統
  11. The principle of this method is : first we can get the resonant frequency and the quality factor through experiment

    該方法測量介的原理是:首先通過實驗的方法可以測得介加載前後諧振腔的諧振頻率和
  12. Rlc elemental meter is a kind of intelligent instrument used to measure elemental parameter such as resistance, inductance, capacity, quality and so on

    Rlc測量儀是一種以微處理器為基礎的自動測量阻r 、感l 、容c 、q 、損耗角正切值d等參的智能元件參測量儀器。
  13. G t methods of measurement for radio equipment used in satellite earth stations. part 3 : methods of measurement on combinations of sub - systems. section two : measurement of the figure of merit of the receiving system in the 4 ghz to 6 ghz range

    衛星地面站用無線設備的測量方法.第3部分:分系統組合件的測量方法.第2節:頻率范圍為4ghz - 6ghz的接收系統
  14. The result shows that, the size of the coupling port has strong influence on the external quality factor of the output cavity, while the size of the coupling line and the capacitive metal rods mainly affect the tuning frequency of cutoff waveguide filter

    另外,由於耦合接頭相當于在截止段中引人了一個附加感,這使濾波器諧振路的變大,諧振峰變窄。
  15. Methods of measurement for equipment used in digital microwave radio transmission systems. part 3 : measurements on satellite earth stations. section 7 : figure - of - merit of receiving system

    字微波無線發射系統使用設備的測量方法.第3部分:衛星地面站的測量.第7節:接收系統的
  16. According to these results, the electronic conductivity, seebeck coefficient, thermal conductivity and figure of merit of materials are computed. the results are consistent with experimental measurements

    根據所求出的有效量、載流子濃度估算了上述三個模型的導率、熱導率、 seebeck系和材料的熱子,計算結果與實驗測量值的變化趨勢一致。
  17. With frequencies arising, close resonators have limitations on lowing quality factor 、 reducing the size of resonator and modes denseness etc. within microwave frequencies, electromagnetism open resonator technologies are widely used in electrical dielectric parameter measurement of low loss dielectric material

    隨著頻率的升高,封閉的諧振腔存在降低、腔體尺寸減小、模式密集等局限性,所以在毫米波頻段,測量低損耗材料最常採用的是磁開腔技術。
  18. The sapphire resonator method studied in this paper is used to apply for the national measurement standard of rs for high tc superconductive thin films, in which the rs value of hts film can be determined by measuring the change of the unloaded quality factors of the loaded resonator

    在國內,本論文研製的藍寶石介諧振器法正在申請高溫超導微波表面阻rs國家測試標準。此法通過測量加載超導薄膜后介諧振腔的固有的變化來確定超導薄膜的微波表面阻。
  19. Sapphire resonator working in te011 + mode is used in this paper to nondestructively measure the microwave surface resistance rs of a single piece of hts thin film at 77k. the microwave surface of htsc film under test can be determined by measuring the change of the unloaded quality factors of the loaded resonator

    本文就對超導薄膜的微波表面阻的測試進行了系統的研究。本文介紹了一種利用te011 +模式的藍寶石介諧振器測量高溫超導薄膜微波表面阻的方法,通過測量加載超導薄膜前後介諧振腔的固有的變化來確定超導薄膜的微波表面阻。
  20. Two - resonator method is using to build the draft of international measurement standard of rs for high tc superconductive thin films, in which the rs value of the hts films can be determined by unloaded q ’ s measured from two resonators by using simple formulas

    目前,國際上用雙諧振器法建立高溫超導薄膜微波表面阻rs國際測試標準草案。此法是基於模式匹配方法,通過嚴格的推理得到簡單的方程,從諧振器的諧振頻率和固有可以求出超導薄膜的rs 。
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