電極地電位 的英文怎麼說
中文拼音 [diànjídediànwèi]
電極地電位
英文
electrode potential- 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...
- 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...
- 位 : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
- 極地 : [地理學] polar region極地冰 [海洋學] polar ice; polar cap ice;極地冰川 [水文] polar glacier;極地...
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By using gpc grogram, the paper calculates the variety of grounding potential with different placements of grounding rods. on the basis of calculations and analysis, the model of grounding grids and current - electrode are presented
使用gpc接地軟體計算了各種接地體不同布置時地網外地面電位的變化,闡述了將不同布置情況的接地網等效為一以地網最大邊長為直徑的圓盤電極的理論。This paper presents the performance of metal oxide anode material, deployment and configuration of anode ground bed, and makes contrast of grounding resistance and protective potential between metal oxide anode and duriron anode
文章介紹了金屬氧化物陽極材料的性能、陽極地床的布置及結構,並對比了金屬氧化物陽極與高硅鑄鐵陽極的接地電阻和保護電位。Our previous studies demonstrated that agmatine not only reduced the amplitude of action potential ( apa ), maximal rate of depolarization ( vmax ), velocity of diastolic ( phase 4 ) depolarization ( vdd ), and rate of pacemaker firing ( rpf ), but also prolonged 90 % duration of action potential ( apd90 ) in a concentration - dependent manner
我們先前的實驗證明,胍了胺可劑量依賴性地抑制兔竇房結起搏細胞的0相最大上升速度( v _ ( max ) ) ,動作電位幅度( apa )和舒張期除極化速度( vdd ) ,起搏細胞放電頻率( rpf ) ,而且能延長90動作電位時程( apd _ ( 90 ) ) 。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。Target tracking technology plays an important role in both military and civilian areas, so it is a very important and valuable work to study the target tracking technology actively, especially to study target tracking technology under electronic countermeasures ( ecm )
目標跟蹤技術在軍事和民用方面佔有重要的地位,積極地開展目標跟蹤技術的研究,尤其是電子戰條件下的目標跟蹤濾波技術研究是一項重要而有價值的工作。Meanwhile, fundamental principles about electroless tin plating by reducing agent and disproportionation reaction were explained. function of every component in the bath was explained that complexing agent can effectively change the potential of copper and tin, and accelerate the beginning of replacement reaction favorably ; reducing agent can increase the rate of chemical reaction and has the effect of promoting reaction dynamics too ; antioxidant can effectively prevent sn2 + in the bath from being oxidated ; additive agent a can improve the stability of the bath ; additive agent b has such effects as refining and brightening for the tin deposits, and it enlarges the range of brightening section ; additive agent c used as leveling agent can not only make the depostis level off, but also improve the dispersive ability of the bath ; surface - active agent can solve bubble problem which gathered on the surface of the deposits, and improve the surface quality of the deposits and the bath stability
闡述了鍍液中各組分的作用:絡合劑能有效地改變銅、錫的電位,促使初期的置換反應順利進行;還原劑能加快化學反應速度,對反應動力學有積極的促進作用;抗氧化劑能有效地防止鍍液中sn ~ ( 2 + )的氧化;添加劑a能提高鍍液的穩定性,添加劑b對鍍層能有細化和光亮作用,擴大了鍍層光亮區的范圍;添加劑c作為平滑劑,不僅能增強鍍層表面的平整性,而且能提高鍍液的分散能力;表面活性劑較好地解決了化學鍍過程中汽泡在鍍件表面聚集的問題,提高了鍍層的表面質量和鍍液的穩定性。The flow characteristics, distributions of current density and chemical components, and the performance of these two different designs are calculated and compared. the flow and mass transport characteristics are analyzed in detail, which indicate that strong forced convection is produced in the interdigitated flow field, which consist of dead - end gas channel that force the gases through the porous electrodes. results of comparison show that forced convection induced by the interdigitated flow field in the diffusion layer effectively enhances mass transport of reactants and products, thus leading to a higher cell performance and the limiting current density
在傳統流道設計的pemfc中,反應物從流道到催化層的供應和生成物從催化層到流道的排出主要是以擴散為主,而在交叉梳狀流道設計中,以流動帶動的對流傳遞則占據了主導地位,而且這種以對流為主的傳遞機理大大提高了反應物和產物傳遞速率,從而有效地改善了電池的極限電流密度和極化性能等特性。Under typical discharge condition, the substrate floating potential is - 5v as the arc source is floated to the ground, but drops to - 60v in the case of the anode being grounded
在典型的放電條件下,當陽極接地時,基片臺懸浮電位最高達- 60v ,而當陰極接地或弧源懸浮時,該電位通常只有- 10v左右。Based on practical application conditions, half - cell potential method, concrete resistance measurement, linear polarization resistance method and etc. 3
根據現場的實際應用情況,最常用的方法有半電池電位法、混凝土電阻率檢測法、直流線性極化電阻法、交流阻抗法以及地質雷達法等。It creates the model of layer soil by using the cdegs software, analyses the resistance error which is measured by traditional three - poles way, measures the grounding grids resistance and soil resistance rate of hejin power plant, creates the electromagnetic model of layer soil and grounding grids model of hejin power plant, calculates the step voltage > touch voltage n voltage distribution of earth surface in fault of hejin power plant. in the end, it compares the measuring value and calculating value of grounding grids resistance in hejin power plant
本文利用cdegs軟體建立分層土壤接地模型,對傳統三極法測量接地電阻誤差進行分析;對河津電廠接地網接地電阻和土壤電阻率進行測量;建立河津電廠分層土壤電磁模型和接地網模型;計算河津電廠接地網電阻和事故狀態下跨步電壓、接觸電壓和地表電位分佈;最後對河津電廠接地網電阻實測值與計算值進行比較分析。Products : rectifers, high silicon cast iron anodes, mmo anodes ( rod, tubularribbon ), titanium conductor bar, sacrificial anodes ( aluminum, magnesiumzinc ), magnesiumzinc ribbon anodes, zinc grounding cell, reference electrodes, test postjunction boxes, thermite ( corrtech exothermic weld metal ) mold, cathodic protection system utilizing solar energy, cp data remote monitoring system, and other accessories
我們的產品:恆電位儀、高硅鑄鐵陽極、鈦基混合金屬氧化物陽極(帶狀、棒狀、管狀) 、鈦導電片、鋅合金陽極、鎂合金陽極、鋁合金陽極、鋅帶鎂帶、長效硫酸銅參比電極、高純鋅參比電極、鋅接地電池、陰極保護測試樁、鋁熱焊模具和焊劑、太陽能陰極保護系統、陰極保護參數遠程監測控制系統等全系列陰極保護系統配套產品。With the development of electronic technology in the field of high - frequency and high - power, power mosfet is gradually enhancing its important status in semiconductor apparatus and is being widely applied in power converters as switch. with the increasing of the operating frequency ( > 200khz ), the energy loss caused by parasitic capacitance will affect the efficiency of power transforming in converters. especially in the applications of high frequency power supply using mosfet as main devices ( the unit of frequency is mhz ), the energy loss caused by the switch process will badly affect its efficiency
隨著電力電子技術進一步向高頻的大功率用電領域發展,功率mosfet在各種電力半導體器件中的重要地位日益顯著,使用功率mosfet作為開關器件的功率轉換電路也日益增多,但隨著器件開關頻率的提高(大於200khz ) ,由器件極間電容引起的能量損耗將會影響到功率轉換電路的能量傳輸效率,特別是在以mosfet作為開關器件的高頻感應加熱電源中(工作頻率可達兆赫) , mosfet在開關過程中的能量損耗嚴重影響到電源的效率,因此如何減小開關器件的損耗提高高頻功率轉換線路的效率成為電力電子技術領域的重要研究課題之一。Sy - kang shen, bor - chyun wang, ching - yin lee and tsung - chih lin, “ a modified qft design method for a cascaded multiple loop system and application in idle speed control ”, 1999 international symposium on quantitative feedback theory and robust frequency domain methods, pp. 25 ~ 41, university of natal, durban, south africa, august, ( 1999 )
[ 22古碧源,李清吟,顏坤鴻,楊仲健,林春福, "二極體接地捷運直流供電系統之接地電位與雜散電流, "第十九屆電力工程研討會論文集,第677至681頁, ( 1998 )Based on the digital simulation and model analysis, the anomaly characterization of apparent resistivity section obtained by the sounding at different positions, and the relationship between electrode space and exploration depth were summarized
根據理論模型的數值模擬結果,總結了地質異常體在不同觀測方位巷道電測深視電阻率斷面圖上的異常特徵及電極距與探測距離間的關系。The simulated results indicate that the non - uniformity is further intensified due to the bitumen sand base ; soil resistivity in the position where auxiliary anodes are placed has significant effect on potential distribution ; there is a buried depth of anode for optimal potential distribution under different geological conditions
結果表明:罐底瀝青砂基礎會加大電位分佈的不均勻性;陽極理深處的土壤電阻率時整個罐底的電位均有顯著影響;在不同地質條件下進行深井陽極保護時,存在一個使電位分佈效果最佳的陽極埋深點。You may exceed the negative input - voltage rating if you ensure that you are not putting too much current through the ground - clamp diode
同樣) ,如果你能保證不太大電流通過地電位箝位二極體,則一樣可以超過負輸入電壓值。Simulation results show that cathode over - potential under low current density is considerably increased because of methanol crossover, but its effect becomes much lower under high current density
模型顯示在低放電電流密度下,甲醇穿透顯著地增加了電池陰極過電位,降低了電池電壓;但在高電流密度下,甲醇穿透對電池性能的影響不顯著。Nano - sacle coo is apt to dissolve in the electrode homogeneously, and better conductive net of coooh come into being, thus contribute a lot to the procedure of the activation. the electrode with nano - scale coo and cnts shows higher discharge voltage and higher discharge capacity. nano - scale additives can improve the specific capacity of the electrode, the volume specific capacity and the mass specific capacity of the electrode with nano - scale coo are 784mah / cm3 and 224mah / g, respectively
結果表明:添加劑為納米coo的電極的活化性能最好,納米coo相對于普通coo能更加均勻的分佈在鎳電極內,也更易溶解、反應生成coooh導電網路,從而加快了鎳電極的活化進程;添迦納米coo和添加cnts的極片具有較高的放電電位和較大的放電容量,納米添加劑能有效提高鎳正極活性物質的放電效率和利用率;納米添加劑可以有效地提高鎳正極片的容量密度,其中添迦納米coo的極片體積容量密度達到784mah cm ~ 3 ,質量容量密度達到224mah g ;添加cnts的極片體積容量密度達到778mah cm ~ 3 ,質量容量密度達到223mah g 。Re also enhanced the deposition potential, polarizability and cathode overpotential of the baths, changed the result of chemical deposition reactions and actuate the deposit of cobalt alloy. and the chemical deposit co - b - re, co - ni - p - re alloy include re which electrode potential is much more negative was obtained. the structure of co - b - re was composed of microcrystal
Re還提高了鍍液的靜止析出電位、極化度和陰極過電位,改變了化學沉積反應的強弱次序,加強了鈷基合金的析出反應,成功地獲得了含電極電位較負的re ( la , ce , y )的化學沉積co - b 、 co - ni - p薄膜。Our school attended the trainings held by pilot school ? chongqing college of electronic technology, such as industry laison, cbt, competency standard, curricular plan, and so on, 28 in all
組織人員按時、積極地參加了項目學校? ?重慶電子科技職業學院組織的關于項目成果推廣專業的行業調研、能力本位教學、能力標準、課程方案及教材開發等各類培訓活動,培訓人次達28人次。分享友人