流體阻抗 的英文怎麼說
中文拼音 [liútǐzǔkàng]
流體阻抗
英文
fluid impedance- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 體 : 體構詞成分。
- 阻 : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
- 抗 : Ⅰ動詞1 (抵抗; 抵擋) resist; combat; fight 2 (拒絕; 抗拒) refuse; defy 3 (對等) contend with...
- 流體 : [物理學] fluid; fluor流體力學 fluid mechanics; hydromechanics; 流體生物學 hydrobiology; 流體運動學 hydrokinematics
- 阻抗 : [電學] impedance
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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。Among the thesis, is it work up electric potential scan and exchange impedance law not to think boiler subject systematic solution water soluble miaow thiazole quinoline lose to lose performance slowly pharmaceutical slowly to adopt, and has explained the mechanism of losing slowly
在這篇論文中,採用動電位掃描和交流阻抗法評價了鍋爐主體系統溶液中水溶性咪唑啉緩蝕劑的緩蝕性能,並解釋了緩蝕機理。It combained potentiostat, potentiostatic circuit instrument and ac impedance measurement organticace, which can measure usual dynamic potentio - scan, experiment of dynamic potentio - scan, but also unique measurement of ac impedance measurement, also, this new type electrochemical workstation can carry on complex experiment, sucn as potentio / current scan ac impedance measurement procedural measurment, life - span - circle ac impedance measurement procedural measurement in order to fullfill the goal of track and analysis of parameter in various electrochemical conditions. this graduation thesis indicate the structure, function of the multifunct - ional electrochemical workstation
它把恆電位儀,恆電流儀和電化學交流阻抗分析儀有機地結合到一起,既可以做常規的基本測試如動電位掃描、動電流掃描試驗和電化學交流阻抗測量,也可以做基於這三種基本試驗的程式化試驗,如恆電流充電-電化學交流阻抗測量,電池壽命循環試驗-電化學交流阻抗測量試驗,從而完成多種狀態下電化學體系的參數跟蹤和分析。Semiclassical calculation of the absorption and recurrence spectra of he atom in perpendicular electric and magnetic fields
低阻抗二極體產生的強流電子束能譜分佈的數值模擬However, by the time a lightning strike has traveled through the distribution network, surge arrestors will have dissipated a proportion of the charge, network impedance will have shaped the impulse and the residual energy can be represented in terms of its waveshape, and its peak current which is what will be present at a service entrance
然而,雷擊經過電力網路進行傳送以後,避雷放電器會將一部分能量泄放掉,網路的阻抗也會對電涌進行修整,而殘余的能量將可以以它的波形來體現,其峰值電流也就是建築物進入端將會出現的情況。In the first part of this paper, mn ( iii ) / mn ( ii ) couple in h2so4 was firstly applied as the positive couple to this system, i. e. redox flow cell. its chemical, electrochemical properties, redox kinetics and related parameters were characterized and discussed by rotating disc electrode ( rde ), cyclic voltammetry ( cv ), a. c. impedance ( a. c. imp ), chronoamperometry, tafel curve, and galvanostatic charge / discharge techniques. conclusions have been drawn as follows : 1. the electrochemical kinetics of mn ( iii ) / mn ( ii ) redox couple in 6. 3m h2so4 solution were studied by means of rotating disc electrode ( rde ) technique on platinum electrode
本文第一部分首次成功地將酸性介質中的mn ( iii ) / mn ( ii )電對應用於氧化還原液流電池這一新型儲能裝置的正極活性材料,通過旋轉圓盤( rde ) 、循環伏安( cv ) 、交流阻抗( a . c . imp ) 、恆電位階躍、 tafel實驗以及mn ( iii ) / mn ( ii )單電極的恆流充放電實驗,我們得出以下結論: 1 .在旋轉圓盤電極上,不同轉速范圍,不同的極化過電位, mn ( ) / mn ( )體系氧化還原電極過程的控制步驟不同,電荷傳遞、擴散傳質可分別或聯合成為控制步驟。The development of a visual short circuit software under ptcad2000 is presented in this paper, as well as the system structure, the definition of the data structure, the interface to ptcad2000, the conversion of the original wiring diagram of power network to calculable power network, the implement of three sequence network, the implement of impendence matrix and admittance matrix of power network considering the zero sequence mutual inductances among lines, and the implement of short circuit calculation by using computer
本文介紹了在ptcad2000平臺下短路電流可視化計算軟體的開發。介紹了軟體的系統結構、數據結構定義、與ptcad2000平臺的介面、電力系統原始接線圖轉成等值可計算網路、序網的生成、考慮零序互感線路阻抗時電網導納矩陣和阻抗矩陣的生成,以及故障點短路電流計算的計算機實現。By using the larger magnetic permeability, magnetic fluid was used to improve the magnetic circuit efficiency in torque motor, enlarge the output torque and displacement of torque motor, and the output flow of servo valve. correspondingly, the ability of noise - overcoming and system damping was enhanced due to the property of magnetic fluid. as a result, the stability of servo valve and servo - control system can be improved
由於磁流體具有較大的導磁率,可提高力矩馬達磁路效率、增大力矩馬達的輸出力矩和位移,從而增加伺服閥的輸出流量;同時,利用磁流體的粘度特性,可增強力矩馬達阻尼及抗干擾能力,從而增強伺服閥及伺服控制系統的穩定性。Study on early hydration in system of cement - coal stone by alternating current impedance spectroscopy
水泥體系早期水化的交流阻抗研究In this paper, the early hydration processes of cement pastes including various contents of coal stone were studied by alternating current impedance spectroscopy
摘要採用交流阻抗譜方法對摻加不同量煤矸石的水泥漿體的早期水化過程進行了研究。Due to the importance of the accuracy of the time - domain impedance matrix elements, the techniques by which treating of the singular integrals and near singular integrals arose from the tdie - mom solving process are analyzed in detail, and these techniques are utilized to solve the tdie. in the end, using triangle patches discretizing arbitrarily 3 - d dielectric objects and metal - nonmetal composite objects surface and utilizing spatial rwg and temporal triangular bases, the tdie are solved by mot algorithm
最後,分別對三維介質目標、金屬非金屬組合目標散射體表面用三角貼片離散,並在空間上採用rwg基函數,在時間上採用三角型時間基函數、利用阻抗元素的精確演算法計算出阻抗矩陣,再運用mot法分別求解了介質體目標,金屬非金屬組合目標的時域積分方程,並分析了金屬非金屬組合目標分界面上的等效電流與等效磁流的特性。In the end, the impedance matrix of any three - dimensional conducting object can be portioned into sub - matrices by the projection iterative method ( pim ), the surface current and rcs can be calculated with convergent iterations, the wide - band electromagnetic scattering characteristics of three - dimensional conducting objects are also analyzed with the asymptotic waveform evaluation technique
最後應用投影迭代方法( pim )將三維導體目標的阻抗矩陣剖分成小矩陣,通過迭代計算出表面電流和雷達散射截面,並與漸近波形估計技術結合分析了三維導體目標的寬帶電磁散射特性。Water dielectric pulse power modulator has been widely applied because of its merits of high energy storage density, compactness, and capability to drive low impedance high power microwave sources. research for multi - pulse operation of high power spark gap switch with high current and comprehending its physical properties are the basis to study multi - pulse operation or repetitive operation of water dielectric pulse power modulator
水介質脈沖功率調制器具有儲能密度高,結構緊湊、與低阻抗微波源較好匹配的特點,因此得到廣泛的應用,但是受到高功率、大電流氣體開關的絕緣恢復的影響,水介質等低阻抗脈沖功率調制器的重復頻率運行或多脈沖運行受到較大的限制。The model considers peak value of lightning current, tower grounding resistance, tower style, line surge impedance, power frequency voltage and distance between towers
模型中考慮了雷電流幅值、桿塔沖擊接地電阻、桿塔具體形狀、尺寸、桿塔波阻抗、工頻電壓及檔距等因素的影響。The key of calculating fractal dimension and lyapunov exponents is to establish a good phase space. moreover, catastrophe parameter is an important feature of nonlinear time series. methods of calculating fractal dimension, lyapunov exponents and catastrophe parameter from seismic trace are exhausted
4 、 lyapunov指數混沌控制波阻抗反演的優化方法:從地震信號中反演出地下多層介質的波阻抗,以此判斷介質和含流體性質,是地球物理的難點和重點。Three phases electron beam flow model for low - impedance interse - current pinched electron beam diode
低阻抗強流箍縮電子束二極體的3階段電子束流模型Voltage data come from the dynamic induced current electrical impedance tomography hardware system designed by our group, which has 32 measuring electrodes and the stimulating source is the sinusoidal current
採用本課題組研製的32電極感應電流電阻抗斷層成像硬體系統並測量物理模型上的電壓數據。Flexible insulating sleeving - part 3 : specifications requirements for individual types of sleeving - sheet 229 : heat - shrinkable semi - flexible, polyvinylidene fluoride sleeving, flame retarded, fluid resistant, shrink ratio 2 : 1
絕緣軟套管.第3部分:各種類型套管的規范要求.第229活頁:收縮比2 : 1的抗流體阻燃的熱縮半柔性聚偏1 , 1 -二氟乙烯套管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