等效電導 的英文怎麼說

中文拼音 [děngxiàodiàndǎo]
等效電導 英文
equivalent conductance
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 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...
  • : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
  1. Relation between the equivalent resistance and frequence in transmission line

    載流阻與頻率關系研究
  2. Equivalent circuit method is usually used before. this method has apparent defect, that is, the ignorance of higher order mode effect, which can greatly affect the computational accuracy. in cases that require high accuracy, this method is unusable

    以前一般採用路法分析和設計脊波元器件;這種方法的缺點比較明顯,那就是對高次模的影響不加考慮,使得計算精度大受影響,在較高要求的場合甚至完全不可用。
  3. Percolating and the equivalent electrical circuit of cement - based conductive composite are analyzed. the characteristics of the lower percolation are found out. a new way to determine the lower percolation is proposed. carbon fiber reinforced cement and graphite conductive cement are studied to identify the new way. it is found that the new way is precise and convenient to determine the lower percolation of cement - based conductive composite

    從理論上分析了水泥基復合材料的滲濾過程及其路,得出了材料含量達到下閾值時的特徵,提出了一種新的判定水泥基材料下閾值的方法,並用碳纖維增強水泥和石墨水泥進行了驗證,發現這種新方法可以方便準確地確定水泥基復合材料的下閾值。
  4. The equivalent - circuit parameters and resonant frequencies of the piezoelectric quartz crystal resonance, the value of half peak width of the electroacoustic conductance spectrum ( fg1 / 2 ) as well as the electrical double - layer capacitance were obtained and analyzed

    獲得並分析了pqc諧振路參數、諧振頻率、譜半峰寬f _ ( g1 2 )和雙容,考察了極界面發生的吸附動力學過程。
  5. The equivalent circuits is synthesized for the case where the te10 mode is the only propagating waveguide mode, which based on basic waveguide - circuits equivalent circuits such as cross - coupled coaxial line rectangular waveguide junctions, rectangular waveguide transmission lines etc. then we make the computation program for the equivalent circuits to analyse and optimize the vco circuit, and get the each parameter ' s influences on vco output signal

    本文從波路的路出發,綜合出3mmvco基波工作時只考慮te10模的路,依據此編製程序完成了振蕩器路的分析優化,得出了路中各個參數對振蕩器頻率溫度穩定度性能的影響。
  6. In terms of the basic theory of transformers and induction machines, this paper defines the positive direction of these two kinds of machines again and deduces the new equivalent circuits of transformers and induction machines

    根據變壓器和異步機的基本原理,對這兩種機的主要物理量的正方向重新進行了規定,並由此推出新型路。
  7. By successful solution of non - linear magnetic fields and revision of the program, we can reach following conclusions : in the computation of nonlinear magnetic fields, if iteration method is used, under - relaxation is necessary when amending the permeability distribution in soft magnetic materials ; and when < wp = 5 > calculating the equivalent current density in permanent magnets, under - relaxation is not a necessity ; when searching for permeability values by interpolation method on the demagnetization curve of soft magnetic materials, if a fixed saturation point is set, around this point an abrupt change of permeability values will be obtained ; this sudden change may cause a little problem in the smoothness of magnetic field distribution ; because the magnetic circuits of microwave tubes are too complicated, in the author ' s view, to describe the working state of a magnet system, the working points of magnets can not do it properly but average energy production of magnets will serve ; as to indicate the quality of a magnet system design for microwave tubes, the efficiency of magnetic energy utilization will be a very good criterion

    由此得出結論,在非線性磁場計算中:採用迭代法的情況下,在各迭代循環之間進行磁率修正時,一個欠鬆弛迭代過程是必需的;對永磁體中的流修正時可以不作欠鬆弛迭代;在純鐵的磁化曲線上指定某一個固定的磁感應強度為磁飽和值,會使得插值求出的磁率在該磁飽和值附近有一突變,這一突變對計算結果中磁場分佈變化的光滑性稍有影響。在微波管磁系統設計中,由於微波管磁路比較復雜,作者認為磁體的工作點並不能很好地反映磁體的工作狀態,而採用平均磁能積為衡量磁體工作狀態的標準更加符合微波管磁系統的實際情況;要表示磁系統設計好壞的程度,則用磁能利用的率為標準更好。
  8. In this paper, they are set forth at first that the kinds of computer - simulation of electronic devices, the development and the requirements of mosfet ' s model and the way of gain the models " parameters, the dc models have been bui it in chapter 2 and the models of big signals have been deduced in chapter 3, they are different from the equivalent circuit models in the traditional software pspice that they come from the numer i ca i - s i mu i at i on wh i ch is based on the essence equat i on, so the precision of simulation is enhanced ? mosfet ' s small signal models of low frequency, intermediate frequency and high frequency have been built in chapter 4 and chapter 5, although the equivalent circuit models in pspice are used for reference to bui id them, they have their own characteristics which are analyzed at a i i kinds of situations, so that the simulation software for mosfet can be written according them and it i s a i so benef i c i a i for us to catch the gen i us character i st i cs of mosfet and to d esign all kinds of applicable devices the correctness of the models is simply proved in chapter 6

    本文首先介紹了子器件計算機模擬的分類、 mosfet的建模發展動態、對器件模型的要求以及模型參數的提取方法。在第二章中建立了mos晶體管在直流端壓條件下的工作模型;第三章推了mosfet的大信號模型,這兩類模型不同於傳統模擬軟體例如pspice中的路模型,而是從模型方程出發,採用數值模擬的方法,提高了模擬的精度。第四章和第五章分別建立了mos晶體管低頻、中頻、高頻的小信號模型,雖然借鑒了pspice模擬軟體中用路模型的方法,但是本文分別討論了準靜態和非準靜態時器件的本徵部分以及包含非本徵部分工作于低頻、中頻和高頻條件時的模型,可以根據這些模型編寫相應的模擬軟體,這樣在做器件的模擬分析與器件設計的時候,就可以利用模擬軟體逐步深入地分析器件在不同的條件下和器件的不同部分在工作時的各種小信號特性,有利於抓住器件工作的本質特性,設計出符合要求的各類通用和特殊器件。
  9. The method gives design equations by the reciprocity theorem and the equivalent circuits of slot, based on the single - slot admittance and slot - scatter theory, including both external and internal mutual coupling between slots

    該方法以孤立縫納為理論基礎,從縫隙散射理論出發,利用互易原理以及縫隙和其路的關系來推設計方程。
  10. Kc of each higher mode in ridge waveguide is a very important parameter, once kc is obtained, the wavelength, phase constant, phase velocity, waveguide wavelength, equivalent reactance, equivalent admittance and so on can be obtained simply. then ridge waveguide devices can be designed based on these paremeters. in view of the widely use of ridge waveguides, the research of kc is very important in practice

    由於脊波中主模及各高次模的kc是一個很重要的參數,求出了kc ,可以很簡單地求出、相移常數,相速、波波長、抗、,求出這些參數后就可以用各種方法設計脊波元器件了。
  11. A analysis of these effect to the pattern is presented. in the mean time, the method of correcting the phase errors is given by shortening or lengthening the section of sinuous feed line between couplers from the normal value. 6. the reflection characteristic of a serpentine is analyzed where the coupler is replaced by the equivalent of two ports loss network

    提出了用有耗二埠網路來耦合器的方法,對由耦合器、饋和波彎頭級聯的慢波線系統的駐波特性進行了分析計算,針對慢波線在設計測射頻率上大反射問題,討論了多種解決辦法。
  12. Based on the analytic analysis of the linear synchronous motor ’ s layered model, the paper deducted the composing of air gap magnetic fields and the analytic expression of levitating and advancing force. these results provide theoretic guidance not only for the analysis and measurement of the vehicle ’ s air - gap magnetic fields but also for the eatablishment of the

    採用各向異性介質近似模擬齒槽區域,並引入定子和轉子流層的概念,建立了直線同步機的磁場分層模型,在此基礎上得到了氣隙磁場的組成以及懸浮力和推力的解析表達式,為氣隙磁場的分析和測量以及列車運動情況下磁力軟測量模型的建立提供了理論指
  13. Ema, assumes the components distributed in highly random fashion, is a useful method to treat the transport properties of granular composites, and the effective conductance of composites could to be derived sell - consistently by substituting the actual enviroment of the studied grain with effective medium

    介質理論能夠有地處理顆粒復合體系的輸運性質。它假設體系中各種組分以顆粒形態隨意分佈,用介質替代被研究顆粒外部的介質分佈,並且自洽地求出體系的等效電導率。
  14. Since the analysis of the inverter and its control system is very complex, the frequency analysis, time domain analysis and control system is made in capacitance operated conditions limited to pressure of time and paper length. the research content can be summed up as follows : ( 1 ) a new equivalent circuit of dbd circuit ( dielectric barrier discharge ) that consider the consume of transformer, the on - off switching loses and so on is presented based on the ozonier powered by sine current source. as compared with the former equivalent, the new equivalent circuit can be depicted the actual ozone circuit accurately

    本文主要針對容性狀態下的臭氧發生器源進行相關研究,研究內容包括以下幾部分: ( 1 )在正弦流源供的dbd型發生器的基波路基礎上,提出了一種考慮路雜散損耗(變壓器勵磁損耗、開關管開關和通損耗以及其他元件的熱損耗)的改進型基波路,並採用該路得出了適用的臭氧發生器源設計方法,實驗驗證了該基波路具有工程設計精度高的優點。
  15. With the software cadence, model establishment and parasitic parameter extraction are made on the main pcb lines of the proposed circuits. equivalent circuit models of common mode combined with differential mode current and noise simulation models are also established on full bridge switching - mode converters. study on the simulation of conducted interference noise is made with the software saber and the effects on the circuits " noise by the main parasitic parameters are also analyzed

    在對全橋開關型變換器路工作原理分析的基礎上,建立了全橋開關型變換器主要元器件的磁干擾參數模型,利用cadence軟體對其pcb主要印製線進行了建模分析和寄生參數的提取,得到了全橋開關型變換器傳干擾的共模、差模噪聲路模型以及噪聲模擬模型,並運用saber軟體進行了傳性干擾噪聲的模擬研究,分析了主要寄生參數對路噪聲的影響。
  16. A new terahertz source of folded waveguide traveling - wave - tube which based on vacuum electronics is introduced, which may answer the question for scarcity of small, economical terahertz source with continuous wave of high average power. secondly, transmission characteristics of terahertz wave in the periodic slow wave circuit of folded waveguide traveling - wave - tube have been researched combined with development of micro - fabrication technology. dispersion relation and interaction impedance of the slow wave circuit are deduced by the way of equivalent circuit, and results accounted by theory are close to those simulated by software

    其次,結合計算機模擬技術對這種新型太赫茲輻射源的折疊波慢波線路傳輸特性進行研究:用路法從理論上推了慢波路場、色散關系及線路耦合阻抗,磁模擬軟體計算得出的慢波路色散曲線與理論計算所得結果基本上一致,表明這種尺寸的慢波路在太赫茲頻段有著色散曲線較平坦以及寬帶、低損耗的良好傳輸特性。
  17. With the concept of equivalent conductivity plate, we presented a calculating method for the interactions among particles in a single chain and among chains in anonpolar liquid. thus the interactions in a single chain and in different 2d structure is obtained. further, we get their stress - strain relationship. the results show the interactions among chains significantly enhanced the anti - shear capacities of er fluids

    等效電導平板建立了非極性液體中單鏈粒子之間以及鏈與鏈之間相互作用力的計算方法.分別計算了單鏈、平面密排結構、平面矩排結構的準靜態應力應變關系和屈服應力.通過和單鏈結構比較發現,平面密排結構中鏈鏈之間的相互作用力使結構的屈服應力(平均到每條鏈)增大,且隨著鏈數的增加,增強作用顯著
  18. The question of magnetic path is transformed into the form of circuit topology to derivate the equivalent circuit between stator and rotor

    為了便於分析,將磁路問題轉換成路拓撲的形式,推出定轉子之間的路。
  19. The twelve kinds of modes and equivalent circuits within one high frequency switching period are carefully analyses. by using the state - space averaging approach, the converter ' s averaging model is presented, the output characteristic curve and design criterion of key circuit parameters such as output voltage, filtering inductance, common conduction time, uni - polarity spwm waveform ' s duty cycle etc are given

    詳細分析了這類變換器在一個高頻開關周期內的十二個工作模式及其路。採用狀態空間平均法建立了變換器平均模型,獲得了輸出壓、濾波流、共同通時間、單極性spwm波占空比關鍵路參數的設計準則和變換器的外特性曲線。
  20. Then virtual dielectric constant method is adopted to calculate the electric field distribution with floating electrodes, and equivalent conductance rate method is adopted to calculate the electric field distribution with surface filth or local puncture in the insulator, furthermore the value scope of virtual conductance rate and equivalent conductance rate are discussed and some useful results are got. for the solution of vortex loss of silicon steel sheets concerning current transformer, the h solution has also been put forward rather than traditional a ? ( p method in order to reduce calculation load

    採用虛擬介常數法計算絕緣子存在懸浮體的場分佈,採用等效電導率法計算絕緣子存在表面污穢或局部擊穿情況下的場分佈。對虛擬介常數和等效電導率的取值范圍進行了討論,得出了一些有用的結論。對于流互感器硅鋼片渦流損耗的計算,本文提出了不同於傳統的a -方法的h求解辦法,從而大大簡化了計算。
分享友人