飽和二進制 的英文怎麼說

中文拼音 [bǎoèrjìnzhì]
飽和二進制 英文
saturated binary
  • : Ⅰ形容詞1 (吃足) have eaten one s fill; be full 2 (充實; 飽滿) full; plump Ⅱ副詞(充足; 充分)...
  • : 和動詞(在粉狀物中加液體攪拌或揉弄使有黏性) mix (powder) with water, etc. : 和點兒灰泥 prepare some plaster
  • : Ⅰ數詞(一加一后所得) two Ⅱ形容詞(兩樣) different
  • : 進構詞成分。
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • 飽和 : (在一定溫度壓力下, 溶液可含溶質的量達到最大限度, 不能再溶解, 泛指事物達到最高限度) saturation; saturated
  1. The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation

    、在高頻變壓器原邊,當開關管接收控信號脈沖列(經調的spwm波列)導通時,在低頻調信號的正半周或負半周內,施加在變壓器繞組上的是同一方向的電壓,變壓器磁芯中的磁通可能將級地逐漸增加,導致磁芯,造成磁偏或單向磁化,導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。
  2. A detailed statement is made of the feo - the most important material for making feo magnetic material - its developing period, preparation and utilization and the feo problems existing in the metallurgical indus - try in china, a deep research is carried on a series of problems such as the adjustment of panzhihua iron and steel ( group ) cmpany industrial structure, the iron and steel industrial saturation, developing the non - steel industry, how to make use of the second resource of the large amount of feq scale, building the magnetic material industry to fill in the gaps in the field of magnetic material in panzhihua iron and steel ( group ) cmpany

    論文首先闡述了磁性材料在國內外的發展動態及其在電子工業中應用的重要性,對鐵氧體磁性材料最重要的原料?氧化鐵的發展階段、備方法、利用狀況以及中國冶金行業氧化鐵存在的問題行了較詳盡的闡述,特別圍繞攀鋼產業結構調整、鋼鐵產業、發展非鋼產業、如何利用大量氧化鐵鱗等次資源,開發建設磁性材料產業,填補攀鋼磁性材料空白等一系列問題行深入研究。
  3. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上,詳細介紹了dfl理論,通過比較闡明了dfl理論其本質是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl理論行了擴展,使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來行控的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl理論應用於此模型系統,結合線性次型最優控理論設計出大型汽輪發電機的非線性綜合控器及機端電壓最優控器,通過模擬實驗與採用常規的按電壓偏差行調節的比例式勵磁控器+汽門比例控及採用常規的按電壓偏差行調節的比例式勵磁調節器基於次型性能指標設計的最優快控汽門(考慮發電機的因素)行了對比,證實了採用此種控器可以有效地提高電力系統的暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  4. The main work includes : for the torsional vibrations of a rigid disk on saturated media, first, the dynamic governing equations are solved by the use of hankel transform and the general solutions in the hankel transform fields are formulated. then, considering the mixed boundary - value condition, the dual integral equations of the torsional vibrations of a rigid disk on saturated grounds are obtained, which can be reduced to the fredholm integral equations of the second kind and solved by numerical procedures. consequently, the dynamic compliance coefficient curves and the torsional angle amplitude curves versus the dimensionless frequency are presented and contrasted to that of the elastic one

    在前人研究的基礎上,本文基於陳龍珠等曾提出的一組實用土波動方程,用解析或半解析的方法首次較系統而深入地研究了半空間地基與基礎的扭轉振動問題,主要工作有:對于地基上剛性圓板的扭轉振動,作者首先採用hankel變換求解了動力控方程,得到了該控方程在hankel變換域內的通解,然後由混合邊值條件建立了地基上剛性基礎扭轉振動時的對偶積分方程,並將其化為易於數值求解的第類fredholm積分方程,用數值方法計算了基礎的動柔度扭轉角幅值與振動頻率的關系曲線,並將其與單相彈性介質情況行了對比分析。
  5. 2. co ( salen ) / nafion modified platinum electrode ( 1 ) the nitric oxide in the medium of natural seawater was determined using co ( salen ) / nafion modified platinum electrode for the first time, the best conditions are found as follows : the time of exclusion of oxygen bubbled with nitrogen for the electrochemical cell is 30min, the preparation time of saturated solution is 30min, the enrichment time is 3min when the concentration of nitric oxide is 10 - 6 mol / l and 7min when 10 - 7 mol / l and the electrochemical responses of the modified platinum microelectrode to no were evaluated by scanning from 0. 2v to iv

    天然海水介質中~氧化氮的電化學鋇定、 eo ( sa一en ) znanon修飾電極1 .首次用co ( salen )閃afion修飾鉑電極對天然海水介質中的一氧化氮行了測定,確定了最佳實驗條件,即反應池通氮除氧30min , no溶液的備時間為3omin , no溶液濃度在10一6mol / l時?富集時間是3min ,濃度在10一7mol / l時富集時間是7min ,電位掃描范圍0 . 2一1
  6. First, according to the demand of vimp for resin system, the reaction kinetics and rheological of up resin are investigated and the optimal content of low additive profile ( lpa ) is determined. then vimp based on a high - permeable medium and grooves are studied by visual experiments, through which the appropriate high - permeable mediums are selected and the parameters of width, depth and spacing for flow grooves and spacing for supply grooves are optimized. furthermore, various factors affecting the mold filling process are discussed and the whole vacuum infusion procedures are described taking examples of the manufacture of a model boat and a sandwich panel in one infusion

    文中首先根據vimp對樹脂體系的要求,對vimp用不聚酯樹脂體系的動力學流變學性能行了研究,確定了最佳低收縮添加劑的含量;對高滲透介質型溝槽型vimp開展了實驗研究,通過可視化實驗優選出較好的高滲透介質,確定了引流槽的寬度、深度槽間距及主槽的槽間距等工藝參數並行了優化;對影響充模過程的各種因素行了詳細的討論,並以模型船夾芯面板的製作為實例描述了兩種vimp的成型過程;在實驗的基礎上,建立了維滲漏模型,採用控體有限元法對高滲透介質型vimp行了成型過程的計算機模擬計算,通過充模時間流動前峰的計算值與實驗結果的比較,驗證本文所採用的數學模型數值方法的正確性,其結果對實際生產具有一定的理論指導意義。
  7. Secondly, basing on the theory of on - off gain of small signal, the raman gain coefficient for frequency shift between 0. 5 and 20 thz of standard sigle mode optical fiber is measured by pump - probe method through a super luminescent diode ( sld ) as a broadband small signal probe source. thirdly, numerical simulation analysis of gain characteristic of raman fiber amplifier for c band wdm signal light is made according to the raman gain coefficient of the fiber measured before through target and four rank runge - kutta method. at the invariability of wavelength and maximum power of each of two pumps, schematic of powers of two pumps for best flatness on c band wdm optical gain was found out, at the same time, the factors of resulting in gain saturation is analyzed, too

    本文首先應用經典的電磁理論對拉曼光纖放大器的工作機行了分析,然後,根據小信號理論推導出的開關增益求出了光纖拉曼增益系數的表達式,採用泵浦-探測波的方法,利用超輻射激光極體( superluminescentdiode簡稱sld )作為探測光源,測量了所用標準單模光纖頻移為0 . 5 - 20thz的拉曼增益系數,之後根據所測得的光纖的拉曼增益系數譜對應用該類光纖構成的放大c波段wdm光信號的拉曼光纖放大器的增益特性採用打靶法四階龍格- - -庫塔行了數值計算,在給定了兩個泵浦光源的波長最大功率后,找出了反向泵浦情況下使c波段wdm光源增益最平坦的兩個泵浦的各自最佳功率,同時也分析了導致信號光的原因。
  8. Cyclic voltammetry ( cv ) in sulphuric acid solution and dimethyl ether solution is employed to characterize the catalytic activity of the electrocatalysts ; transmission electron microscopy ( tem ) and x - ray diffraction are employed to characterize the microstructure of the electrocatalysts ; the electrochemical characteristics of the direct dimethyl ether fuel cells ( ddfc ) made from the electrocatalysts are tested by arbin fuel cell test systems

    在h2so4溶液中採用循環伏安對催化劑的電化學行為行了評價;在甲醚溶液中採用循環伏安研究了pt / c催化劑對甲醚氧化性能;通過透射電子顯微鏡( tem )x射線衍射儀( xrd )分析了催化劑的表面物理特徵;通過arbin燃料電池系統對催化劑甲醚燃料電池行評價。
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