極化電壓 的英文怎麼說
中文拼音 [jíhuàdiànyā]
極化電壓
英文
polarization potential- 極 : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
- 電 : 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...
- 壓 : 壓構詞成分。
- 極化 : [物理學] polarization; overpotential; overtension; polarity極化器 polarizer; 極化強度 intensity o...
- 電壓 : voltage; electric tension; electric voltage
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Affiliated with piezoelectric effect of quartz, inner nonlinear electric polarization is calculated, equivalent body bound charges and sueface bound charges under torque are approached
聯系石英晶體的壓電效應,計算出內部的電極化場,並利用電場等效原理求解出等效電極化體電荷與面電荷分佈。First, a simple discussion for the mechanism about electrostatic atomization of the liquids has been given ; then the paper theoretically analyzed waving course, liquid drop producing course, and the liquid drop diffusing course in electrostatics atomization process., gave an analysis about the methods about carrying charges to the liquid drop, and analyzed that liquid with high electrical conductivity can be carried charges and atomized by electric field, while the isolated liquid with low electrical conductivity can be charged fully with the soakage electrode and inducing charge methods. at last the paper designed and configured the experimental equipment, conducted the atomization experiment to the three liquid medium - kerosene, emulsifier and alcohol under the same environment, handled the experimental results, then summarized the relationship between liquid electrostatic atomization effect and liquid surface tension, electronic conductivity and viscosity, along with the influence of voltage to electrostatic atomization and so on, found out the liquid atomization rule in high voltage electrostatic field
首先,對液體介質的靜電霧化機理作了初步的探討,理論上分析了液體霧化過程中射流區、波紋區、霧滴區和霧滴擴散區;然後對液體荷電方法進行了研究分析,對于高電導率的液體,場致荷電和接觸荷電可以使其霧化,而對于電導率較低的絕緣液體,需用浸潤電極荷電和感應荷電方法使其充分帶電;最後,根據前面的研究分析,設計和組裝試驗裝置,在同一環境下對煤油、乳化劑、酒精三種不同液體介質進行高壓靜電霧化試驗,並對試驗結果進行分析處理,總結出液體靜電霧化與液體表面張力、電導率和粘度的關系及電壓對液體靜電霧化的影響等,得出高壓靜電場中液體霧化的一般規律。Using the particle - in - cell ( pic ) model, a 8 millimeter relativistic backward wave oscillator underlying superradiance mechanism was gotten, the influence on both operation frequency and radiation efficiency of the guiding magnetic field, the diode voltage, the beam current and the beam radius as well as the corrugation structure were also presented
採用pic方法,通過數值模擬優化設計了超輻射狀態下的8毫米相對論返波振蕩器,分析了引導磁場、二極體電壓、電子束流、電子束半徑、周期慢波結構等對器件的輻射功率及輻射效率的影響。The corrosion behavior of nanocrystalline ( nc ) copper bulks with various grain sizes prepared from igc ( inert gas condemsation ) and vacuum annealing in comparison with conventional microcrystalline ( mc ) copper ( as - rolled and electrolytic ) in acid copper sulphate solution and neutral solution containing chlorides under free corrosion conditions and anodic polarizations has been studied using potentiodynamic polarization, potentiometric analysis, cyclic voltammetry and electrochemical impedance spectroscopy. x - ray diffraction was used to estimate the grain size of the annealed nc copper. field emission gun scanning electron microscopy and x - ray energy - dispersive spectroscopy was used to characterize the surface morphology and analyze the surface composition after the polarization and potentiometric test of both nc and mc copper
本文研究了用igc (惰性氣體蒸發凝聚原位溫壓法)制備並真空退火到不同晶粒尺寸的納米晶銅和微米晶銅(冷軋紫銅、電解銅)在酸性硫酸銅溶液和中性含氯溶液中,在自腐蝕狀態和陽極極化狀態下的腐蝕性能。使用了動電勢極化、電位測定、循環伏安法( cv )和電化學阻抗譜( eis )等方法。 x -射線衍射( xrd )的方法用來估算納米晶銅晶粒尺寸。At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder
硬體方面,採用脈沖分配器和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。A realtime depolarization strategy is put forward that takes polarization voltage and soc as inputs, and the width of depolarization pulse, revised by solution temperature, as output
提出了以蓄電池極化電壓和蓄電池的荷電狀態為輸入變量,以去極化脈沖的寬度作為輸出並根據蓄電池電解液溫度進行修正的實時去極化策略。Abstract : on the basis of the theory of controlled phase - changes of piezoceramics, high - temperature polarizing technology makes initial working temperature a little higher than curie temperature of a sample, but the polarization voltage needed is greatly lower than the one needed in normal polarization ( only 1 / 10 - 1 / 5 ). the improved polarizing technology can make polarization more complete
文摘:壓電陶瓷的高溫極化是利用受控的場致有序化的順電鐵電相變原理,使起始極化溫度略高於樣品的居里溫度,但所需的極化電壓大大低於常規極化,僅為1 / 10 - 1 / 5 ;選擇較高的降溫升壓速率,可使極化趨于更加完全,具有常規極化工藝無可比擬的優越性。The cells in barrier anodized aluminum films are arranged in hexagonal arrays at aluminum / alumina interface. furthermore, the effect of anodizing voltage on cell sizes, pore diameter, pore density and cell density are studied
阻擋層氧化鋁膜中的晶胞大小一致,且在鋁氧化鋁界面上排成六方形陣列;另外,研究了陽極氧化電壓對晶胞尺寸、孔徑大小、孔密度和晶胞密度的影響。Under some optimum conditions, the simulated maximum output power of rtto may reach 1. 1 gw when the input voltage and current are 300kv and 15ka, respectively
在優化模擬條件下,二極體電壓300kv 、束電流15ka時模擬得到的rtto最大輸出功率可達1 . 1gw ,效率約為24 . 5 。Spontaneous polarization and piezoelectric responses of pzt thin films
薄膜的自發極化與壓電響應The samples were poled at different temperature and voltage and maintained different time at poling voltage
結果表明,材料的最佳極化溫度應為70 ,極化電壓應為4kv mm ,極化時間為15分鐘。The lead zirconate titanate ( pzt ) / polymer composite presented large tan5 and dynamic modulus when the composites were exposed to higher polarization voltage and longer polarization time, because of the uniform dispersion of ceramic in polymer matrix and the strong interaction between grain and polymer. the morphology of the composites, namely the degree of the grains dispersion in polymer, can be observed through scanning electric microscope ( sem )
顆粒結構性高的壓電陶瓷,其復合體系內耗大;在高極化電壓、長極化時間下,壓電陶瓷顆粒在聚合物中分散比較均勻,與聚合物接觸面大,相互間作用強;在外力作用時,體系tanb 、 g , , g ?呈現大的值。Because the current passing through measurement circuit is near to zero, the effects of electrode polarization on the measurement results are virtually eliminated
由於流過測量電路的電流近似為零,因此消除了電極極化電壓對測量結果的影響,提高了測量的精度。The simulation results show the existence of both limits and optima for the studied parameters, related to the stable operation and the maximum efficiency, respectively. underlying the conditions that the longitudinal guiding magnetic field is 1. 8t, diode voltage is 250 kv, the impedance is 150, we got a peak power as high as 100 mw for the tm01 mode at 38ghz
經優化設計,本文給出了一個相對論亞納秒毫米波返波振蕩器的物理模型,在引導磁場為1 . 8t 、二極體電壓為250kv 、阻抗為150的情況下得到了超輻射狀態下輸出微波峰值功率為100mw 、中心頻率為38ghz 、模式為tm _ ( 01 )模的微波輻射。The effects of anodic voltages on appearance of anodic aluminium membranes with nanopore arrays
陽極氧化電壓對納米孔陣列陽極氧化鋁膜形貌的影響The results show that, the capacitance of aluminum foils is increased at the different rated formation voltage, the forming time become so little that the power was mostly saved, but the withstanding voltages of the dipping foils become lower. the dipping time and the annealing temperature are the key factors influencing the capacitance of aluminum foils fabricated by sol - gel technology. 2
結果表明: sol - gel技術在鋁腐蝕箔表面成功制備出了高介電常數的al - ti復合氧化膜;經tio2溶膠處理過的鋁腐蝕箔陽極氧化后,復合氧化膜使不同陽極氧化電壓下的化成箔比容均有不同程度的提高,而且陽極氧化過程變短,節約了電能;但是耐電壓特性變差。This article solves some theoretical problems of electrostatic suspension based on optoelectronic feedback control. the mechanism of electrostatic induction of conductive suspended objects ( cso ) and electrostatic polarization of insulting suspended objects ( iso ) was theoretical discussed. the equations of charge density on the surface of suspended object caused by electrostatic field were developed. we further provided the equations describing the quantitative relationship of electrostatic forces verses the electrode voltages, the electrode area, the suspending gap, and the electric characteristic of suspended object. these equations show that the inducted surface charge density of cso is greater than the polarized surface charge density of iso, as a result, the electrostatic force acting on cso is larger than that acting on iso, as already proved by the experimental results of measured electrostatic forces. this work provided the theoretical equations and the mathematical models for effectively realizing the optoelectronic feedback control of electrostatic suspension
本文主要討論光電反饋式靜電懸浮的理論問題.研究在靜電場作用下導電懸浮體的靜電感應機制和絕緣懸浮體的靜電極化機理,推導出懸浮體表面的感應電荷或極化電荷的計算公式,以及作用於懸浮體上的靜電懸浮力的計算公式,在理論上揭示了靜電力與電極電壓、電極面積、懸浮間距及懸浮體電學特性等因素之間的關系.結果表明,導電懸浮體表面的感應電荷量比絕緣懸浮體表面的極化電荷量多,因此前者所受的靜電懸浮力比後者大,但兩者均可實現靜電懸浮,這些結論與實驗結果完全符合.本文工作為實現靜電懸浮的光電反饋控制提供了理論依據By varying the diode voltage and current, the relations among the microwave power, frequency and the diode voltage, current are obtained
通過改變二極體工作電壓和電流,得到了微波功率、頻率等參數隨二極體電壓和電流的變化。Picks up various compositions, adopts different poling voltage, poling temperature and maintained different time at poling voltage, and makes sure the best poled craftwork system by measuring the samples ' piezoelectric properties
摘要選取部分樣品,採用不同的極化電壓、極化溫度和保溫時間,測試其壓電性能,確定最佳的極化工藝制度。Electromagnetic compatibility - limits - limitation of voltage changes, voltage fluctuations and flicker in public low - voltage supply systems - equipment with rated voltage current 75 a and subject to conditional connection
電磁兼容性.極限值.公共低壓供電系統電壓變化電壓波動和閃爍極限值.額定電流為75a有規定連接條件的設備分享友人