電位移 的英文怎麼說
中文拼音 [diànwèiyí]
電位移
英文
dielectric displacement電位移密度 electric displacement density; 電位移矢量 electric displacement vector; 電位移通量 electrostatic flux-
On the demand of application and according to the soluhons menhoned above, a method of displacement waiting auto - sy ' nchronizing is put forward, which is based on match filters. at the end a complete and speeflc set of hardware circuits and software programs which haplements the scheme, is also presented in the ancle. the synchronization system was tested in the pool and in the shallow wate near m port, the result of the test shows that its performance is satisfactory
論文著重介紹實現了跳頻通信系統同步的一般方法,並詳細分析和對比跳頻同步系統的捕獲方案,在此基礎上,提出了一個基於匹配濾波器的位移等待式自同步方案,設計、完成並給出了詳細硬體連線電路圖、軟體程序流程圖和部分程序清單,該自同步方法在實驗室水池實驗取得良好的效果,並在廈門港海域進行了現場實驗測試,具有較低的誤碼率和一定的檢測概率,結果令人滿意。We model the piezoelectric bimorph and get the displacement - voltage relationship and force - strain relationship theoretically
建立了壓電雙晶片的復合梁模型,並對它的微位移電壓特性、夾持力應變特性進行了數學分析。Piezoelectric - stack can give more output displacement and pressure and have more rate of conversion and more stability than bimorph type. it has been used to all kinds of driving places. design of displacement amplification we design displacement amplification because of the little displacement output of the piezo - stack. this paper analyses the disadvantage and advantage of all sorts of amplification, and proposes a new type of displacement amplification based on
鑒于壓電疊堆輸出位移小的特點,引入柔性鉸鏈位移放大機構,分析了各種放大機構的優缺點並結合實際問題,設計出基於三角形放大原理的橢圓形放大機構,利用有限元分析軟體ansys對放大機構的主要結構參數進行了分析,得出影響放大機構放大倍數的規律。The displacement current mechanism is operative only for capacitors under reverse bias or very weak forward bias conditions which maintain a space-charge layer.
位移電流的機理只對反向偏壓或要維持空間電荷層所需要的非常弱的正向偏壓條件下的電容器才有用。Presence of vulcan xc - 72 active carbon powder in the pt / moox / gc composite electrode by electrochemical codeposition made peak potential of methanol oxidation a further negative shift of about 50mv and a further promotion of co - tolerant performance for methanol oxidation
催化劑中vulcanxc - 72活性碳粉的引入即共沉積制備的pt moo _ x c gc電極催化劑甲醇氧化峰電位又進一步負移50mv左右,抗co中毒催化性能又進一步提高。With a view to the contactor counterforce, which was calculated by the combination of spring - force and mechanical construction before, had the problem of mechanical matching. the contactor counterforce " one - off " measurement, which is realized by the synchronization testing of the placement based on opto - mechanism and the spring counterforce for the moving component, is put forward the fist time
針對現階段接觸器反力特性主要採用彈簧力與機械結構組合的計算方法,存在機械配合性問題,將接觸器光機電位移檢測與可動部件彈簧反力特性檢測同步進行,首次實現了接觸器反力一位移特性的「一次性」測量。Electric displacement vector
電位移矢量Image electro - magnetic shift
象電位移Maxwell ' s equations conserve certain properties ? the magnetic field intensity, the electric displacement field and the poynting vector that describes the electric flux of an electromagnetic field
麥克斯韋方程中有某些特性是恆定不變的磁場強度、電位移場以及描述電磁場電通量的坡印廷矢量。With the help of these solutions and definitions of electroelastic field intensity factors, exact expressions for mode, mode and mode stress intensity factors as well as mode electric displacement intensity factor are obtained
使用這些解析解和電彈性場強度的定義,得到了裂紋前沿型、型和型應力強度因子以及電位移強度因子的精確表達式。The optimal cp potential shifted to negative direction in seamud containing active srb, - 1030 mv ( vs. saturated cu / cuso4 electrode, cse ) or lower potential was needed. accordingly, the cp current density was about 11 ma / m2
在srb存在下,最佳陰極保護電位移向更負的值, - 1030mv (相對銅/硫酸銅電極, cse )甚至更低的電位是需要的。在- 1030mvcse保護電位下,保護電流密度約為11ma / m2 。For special example, the closed form solutions for complex potentials in matrix and inhmogeneity regions are derived explicitly when interface containing single crack or rigid line, and the appropriate expressions of the electro - elastic field intensity factors at the tip of crack or rigid line are examined
作為特例,求出了界面含一條裂紋或剛性線夾雜時基體和夾雜區域復勢的封閉形式解;同時計算了界面裂紋和剛性線尖端應力和電位移場強度因子。Based on the theories of hybrid / mixed finite element method, the generalized energy functional including stress, mechanical displacement, electric displacement, electric field and electric potential is used, with the electric - potential relations and the constitutive equations of piezoelectric materials constrained, hybrid energy functional including mechanical displacement, electric potential and stress is gained. moreover, splitting in - plane components and transverse components, the mixed energy functional in which mechanical displacement, transverse stresses and electric potential as basic variables is derived. with the use of surface stress parameters of sub - elements, the continuity of transverse stress at interfaces between layers is obtained
在回顧雜交混合有限元理論的基礎上,從包括位移、應力、應變、電勢、電位移、電場強度六個未知量的廣義壓電材料能量泛函出發,通過約束電場強度?電勢關系、應力與應變及電場強度的關系,得到僅包括位移、電勢、應力三個未知量的雜交變分泛函,利用一般層合板的雜交混合變分原理,分離面內分量和橫向分量,導出以位移、橫向應力、電勢為未知量的壓電層合板的修正變分泛函,作為壓電層合板的雜交元列式的理論基礎。Charge qs was located near the interface of silicon and oxide. with more charge, the field of buried oxide was improved up to the critical breakdown field basis on entirely continuity of electric displacement vector, and then the vertical breakdown voltage was raised. the comparisons between analytical and simulative results proved its availability of this model to interpret the vertical blocking mechanism
該模型認為,將界面電荷qs引入i層si / sio2的si界面,根據電位移矢量的全連續性,界面電荷qs越多,使i層內電場增加,直至sio2的臨界電場,從而提高縱向擊穿電壓vb . v ,很好得解決了器件的縱向耐壓問題。Several models of bonded dissimilar materials with interface edges are calculated. displacement, electrical potential, singular stress fields and singular electrical displacement fields near a singular point are deduced by the eigenfuntion expansion method based on the general solution of the spatial axisymmetric problem of the transversely isotropic piezoelectric media. a generally axisymmetric interface edge of bimaterials with arbitrary interface angle and joining angle is analyzed theoretically by using this method
在此基礎上,對具有任意界面角和結合角的橫觀各向同性雙壓電材料空間軸對稱界面端一般模型的軸對稱變形問題進行了理論分析,給出了該模型界面端的奇異性特徵方程以及界面端附近的位移場、電勢、奇異應力場和奇異電位移場。The three control systems respectively were as follows : ( 1 ) the measuring part of the first one was displacement piezoelectric sensor. a pair of piezoelectric sensor / actuator was collocated by each side of the first solar array plate. the compensator was h ( s ) = 2395 - s ; ( 2 ) the measuring part of the second one was also displacement piezoelectric sensor. a pair of piezoelectric sensor / actuator was collocated by each side of the whole solarfan. tthe compensator was h ( s ) = 244s ; ( 3 ) the measuring part of the third one was velocity piezoelectric sensor. a pair of piezoelectric sensor / actuator was collocated by each side of the three solars array plates near to the body of satellite
三種控制系統分別是: ( 1 ) 、採用壓電位移傳感器,壓電傳感器驅動器對同位布置於內板的邊緣,控制器補償函數為h ( s ) = 2395s ~ ( 1 2 ) ; ( 2 )採用壓電位移傳感器,壓電傳感器驅動器對同位布置於整個太陽帆板的邊緣,這是一種理想的情況,控制器補償函數為h ( s ) = 244s ~ ( 1 2 ) ; ( 3 )採用壓電速率傳感器,壓電傳感器驅動器對同位布置於靠近星體的三塊基板邊緣,控制器補償函數為h ( s ) = 2370s ~ ( 1 2 ) 。_ incremental form of evolution law of domain switching is developed by taking the volume fraction of domains as key intrinsic factors. the main factors that have great influence on domain switching are material parameters, domain wall motion, domain volume fraction and the interaction energy between inclusion and matrix. inclusion and its neighbors could be addressed in the description as well
? ?建立了以電疇翻轉時的體積分數增量為中心的,基於鐵電疇壁運動特性的剩餘應變及電位移的增量形式的演化方程,在其中包含有材料參數、疇壁運動、電疇形式、電疇體積分數及基體與夾雜、夾雜與夾雜等相互間能量作用等影響因素。The control strategy and controller ' s model are demonstrated and analyzed. in the control system, a good linearity, high sensitive, quick response speed psd displacement sensor is designed, whose characteristic is we ll fit for the suspension system
論證分析了控制策略和控制器模型。設計製作了適合於磁懸浮裝置的、線性度好、靈敏度高、響應速度快,精度高的psd光電位移傳感器。Abstract : the anti - plane problem in transversely isotropic magnetoelectroelastic materials containing an elliptic inclusion is considered by using the complex variable approaches. the analytical expressions for the field variables in both the matrix and the inclusion are obtained when the stresses and the electromagnetic fields at infinity are uniform. the results show that the stress, the electric displacement and the magnetic induction inside the inclusion are constants
文摘:用復變量方法研究了橫觀各向同性電磁彈性固體的反平面夾雜問題,得到了遠場均勻應力和電磁場作用下夾雜內外彈性場和電磁場的解析表達式,結果表明夾雜內的應力、電位移和磁感應強度為常量。Production planning and scheduling system based on mas for process industries
網路通訊協議的光電位移傳感器通訊介面的實現分享友人