電化學測流 的英文怎麼說
中文拼音 [diànhuàxuécèliú]
電化學測流
英文
electro chemical gaging- 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...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
-
Ozone enhancement was observed in the lower troposphere over kunming on 21 march 2001 using electrochemical concentration cell ozonesondes
摘要2001 - 03 - 21在昆明用電化學臭氧探空儀探測到了對流層低層異常的高濃度臭氧分佈。It combained potentiostat, potentiostatic circuit instrument and ac impedance measurement organticace, which can measure usual dynamic potentio - scan, experiment of dynamic potentio - scan, but also unique measurement of ac impedance measurement, also, this new type electrochemical workstation can carry on complex experiment, sucn as potentio / current scan ac impedance measurement procedural measurment, life - span - circle ac impedance measurement procedural measurement in order to fullfill the goal of track and analysis of parameter in various electrochemical conditions. this graduation thesis indicate the structure, function of the multifunct - ional electrochemical workstation
它把恆電位儀,恆電流儀和電化學交流阻抗分析儀有機地結合到一起,既可以做常規的基本測試如動電位掃描、動電流掃描試驗和電化學交流阻抗測量,也可以做基於這三種基本試驗的程式化試驗,如恆電流充電-電化學交流阻抗測量,電池壽命循環試驗-電化學交流阻抗測量試驗,從而完成多種狀態下電化學體系的參數跟蹤和分析。The effects of various additives elements and doping methods on foam nickel electrode ' s performance were studied using constant current charge - discharge test. we compared two doping methods : mechanical mixing doping and chemical co - precipitation doping
利用恆流充放電實驗等電化學測試方法研究了不同摻雜元素及摻雜方式對泡沫鎳電極的影響作用,對機械混合摻雜和化學共沉積摻雜進行了比較。In this paper, rebar corrosion state was judged with three electrochemical nondestructive measuring technologies, i. e. half - cell potential, a. c. impedance and time potential. when the rebar was transformed from passivation to depassivation, it can obtain the chloride ions corrosion critical content through taking and analyzing chloride ions content around the rebar
本文利用半電池電位法、交流阻抗法和時間電位法三種電化學無損檢測技術判斷評估試件在試驗過程中鋼筋腐蝕狀況,當鋼筋由鈍化狀態轉為活化狀態時,取樣分析鋼筋周圍氯離子含量,得到了不同技術條件混凝土的氯離子臨界濃度。Furthermore, the supposition of galvanic couple is drawn into the procedure of corrosion fatigue crack growth of aluminum alloys, the relation of couple current vs loading time is determined with electrochemical methods. a formula in the theory is deduced which expresses the stress corrosion crack growth rate of lc4cs aluminum alloy, the results of mathematical modeling preferably correspond with examination
再將「耦合作用」的猜想,引入鋁合金的腐蝕疲勞裂紋擴展過程中,用電化學的方法測定耦合電流與加載時間的關系,並從理論上導出lc4cs鋁合金應力腐蝕裂紋擴展速率的數學表達式,數學模擬的結果與實驗值具有較好的一致性。The effects of the fabrication conditions on the crystal structure, grain size, micromorphology and electrochemical performance of these materials have been studied in depth. the reaction mechanism of the low - heating solid - state reaction method has also been investigated. in addition, a novel electrochemical method ( rpg method ) based on the concept of " ratio of potentio - galvano - charge capacity " has been for the first time developed to determine the diffusion coefficient of lithium - ion within insertion - host materials on the basis of the spherical diffusion model
本論文較系統地考察了低熱固相反應法合成鋰離子電池正極材料的可行性問題,研究了工藝條件對材料的晶體結構、晶粒尺寸、微觀形貌及電化學性能等的影響,探討了低熱固相反應的機理,並通過引進「恆壓-恆流充電容量比」的概念,給出了一種測定鋰離子嵌入脫出固相擴散系數的新方法。The charge and discharge performances of different composites were studied by the charge and discharge ; the structures of composites were characterized by sem ; the electrochemical properties of sulfur positive materials were characterized by cyclic voltammetry and eis. we studied the charge process, discharge process, charge - discharge efficiency, self heat, and self - discharge of lithium - sulfur system on system shuttle constant, conduct the mechanism of these processes and simply analyse them
以充放電技術研究了不同類別復合正極的充放電性能;以掃描電鏡技術觀測了復合正極的表面形貌;以循環伏安技術和交流阻抗技術研究了復合正極電極的電化學性能;並初步探討了鋰-硫電池體系中充電過程、放電過程、充放電效率、自熱和自放電等對體系飛梭常數的影響,推導了這些過程的機理並簡要的進行了分析。Sub - c mh - ni power batteries were prepared with excellent electrochemical performance based on the research of the high rate performance at different temperature. the change of temperature, impedance and weight loss was investigated in the process of recycle at high rate. it showed that the discharge time is 5. 9min at 10c and the middle voltage is 1. 05v
三、根據對電池大電流和溫度性能的研究,研製了具有較好電化學性能的動力型鎳氫電池,並分別測試了電池在大電流循環過程中的溫度、內阻、重量和正負極板等的變化情況,以此分析引起電池性能衰減的原因。In this thesis, the physical properties of a series of na2fepo4f cathode materials synthesized by various routes are instigated and discussed in the light of structural ( xrd ), thermal ( dta ) analyses and particle size distribution. their microstructures were studied by transmission electron microscope ( tem ) and scan electron microscope ( sem ). the electrochemistry property were evaluated with cells containing the synthesized na2fepo4f as positive electrode
本文將藉助x -射線衍射、掃描電鏡、透射電鏡、差熱分析以及電化學測試等方法,系統研究多種制備法對所合成的鈉離子二次電池正極活性材料氟磷酸亞鐵鈉的微結構以及循環可逆容量、循環伏安性能、交流阻抗譜的影響。Expression of performance of electrochemical analyzers ; part 4 : dissolved oxygen in water measured by membrane covered amperometric sensors
電化學分析儀性能的表示法.第4部分:用包有薄膜的電流傳感測量的水中溶解氧The tubular sensors were made with brass tubes used in thermal power plant and their electrochemical impedance spectroscopy ( eis ) were tested and compared in two kinds of cell ( classical tri - electrode cell and the same material tri - electrode cell )
採用熱電廠實際使用的黃銅管製作管狀傳感器,利用交流阻抗法在同種材料三電極體系電解池中測量傳感器的電化學阻抗譜,並與經典三電極體系電解池下的數值作比較。Apart from that, it also anlagse the basic princple of ac impedance measurement, and introduce the design and experiment of handware of the workstation in terms of basic princple of ac impedance measurement. the study of this graduation thesis includs the aspects as follwos : ( 1 ) design of measuring circuit diagram. it is designed for the measurment of usual dynamic potentio - scan, experiment of dynamic potentio - scan
介紹了電化學工作站的三種基本功能和性能指標,電化學交流阻抗測量的原理,並進而提出了電化學工作站的硬體系統結構,構建了電化學工作站的硬體結構設計; ( 2 )下位機的介面電路板和測量電路板設計,在設計中力圖提高系統精度、靈活性。Ir - ta - ti metal oxide coated titanium anodes of variable composition were prepared by thermal decomposition. their micro morphorogies and electrochemical properties were characterized by scanning electron microscope, open circuit potential, cyclic voltammetry, consumption rate measurements and accelerated life test. the sem results indicated that all coatings were of a porous and cracked - mud microstructure influenced greatly by the composition of coatings. the electrochemical measurements showed that the ir - ta - ti ternary oxide - coated anodes exhibited excellent electrochemical activity and electrochemical stability in both acidic media and seawater which were affected by the composition and microstructure of the coatings. owing to good corrosion resistance and low consumption rate in seawater, metal oxde coated anodes belong to insoluble material, and can be potentially applid in impressed current cathodic protection systems as an anode
採用熱分解方法在鈦基體上制備銥鉭鈦金屬氧化物陽極,用掃描電鏡對陽極塗層顯微形貌進行分析,通過強化電解壽命試驗、開路電位測試、消耗率試驗及循環伏安曲線研究了金屬氧化物陽極的電化學性能. sem分析結果表明銥鉭鈦金屬氧化物陽極塗層呈現多孔多裂紋形貌結構.隨陽極塗層組成不同,塗層顯微形貌表現出很大差異,這種差異直接影響陽極電化學性能.電化學性能試驗結果表明銥鉭鈦金屬氧化物陽極在酸性介質和海水中具有良好的電化學穩定性和電化學活性.此外,銥鉭鈦金屬氧化物陽極在海水中的消耗率很低,屬于不溶性的陽極材料,作為外加電流陰極保護用輔助陽極具有廣泛的應用前景It was obvious that the proposed analytical method of the air carrier in microfluidic system were not suitable for the spectrophotometric, electrochemical and fluorescence detection. however, when applied in chemiluminescence detection, the distinguished advantages of this method could be shown enough
很顯然,微流控系統中用空氣作載流的分析方法不適于分光檢測、電化學檢測以及熒光檢測,但用化學發光檢測時則顯示出獨特的優勢。And its usage on cmcpe was further less. three organic reagents were used as modifier in the fabrication of cmcpe bonded with solid paraffin in our research
本文首先以固體石蠟為粘合劑,以三種常見有機試劑及其特定的形式作修飾劑制備了cmcpe ,並分別用作電流型和電位型電化學傳感器測定金屬離子。A review is presented on the recent progress and the prospect of the determination of microamounts of iodine in table salt by different electrochemical methods, such as ion selective electrode, electrometric titration, polarography, stripping voltammetry, potentiometric stripping, adsorptive stripping voltammetry, pneumatoamperometry, spectroelectrochemistry and electrophoresis
摘要從離子選擇電極法、電化學滴定法、極譜法、溶出伏安法、電位溶出法、吸附溶出伏安法、揮氣電流法、光譜電化學法和電泳法出發,評述了食鹽中碘含量測定的電化學分析法研究現狀及發展方向。A good electrochemical capacitance performance were proved by the tests due to that the three dimensional nanotube network of tio2 and thus will be one of approach for economizing the noble metal ruthenium
以xrd 、 tem對其進行結構與形貌表徵,以循環伏安、恆流充放電以及交流阻抗測試對其進行電化學性能測試。The sem and the pl observation showed that the surface of porous silicon prepared by pulsed etching was more uniform and the si particles were smaller. the intensity of pl formed by pulsed etching method was enhanced and the peak had blue shift comparing that formed by dc electrochemical etching method. at the same time, it was observed that the smaller the dimension of the porous silicon, the broader energy gap of the porous silicon
採用脈沖和直流電化學腐蝕兩種方法制備多孔硅,對這兩種方法制備的多孔硅樣品進行掃描電鏡和熒光光譜的測量,發現脈沖腐蝕制備的多孔硅樣品比直流腐蝕制備的多孔硅樣品表面均勻、顆粒尺寸小、發光強度大,而且發光峰位有明顯的藍移現象。The electro - chemical measurement system used to perform dpsv measurement is constructed with two parts, a low - current measurement system consists of low input bias current operational amplifier and a high resolution sar adc and a potentialstat consists of high resolution dac and high current buffer amplifier
對于微分脈沖伏安溶出測量,我們使用高精度高速saradc和低偏置電流運放構成微電流采樣系統,使用高精度dac和高速大電流緩沖放大器設計了恆電位計,並與微控制器共通組成電化學測量系統。In this study, the performance of organic coatings as well as the sacrificial anode for corrosion protection to lead tube are evaluated by the electrochemical impedance spectroscopy technique in an accelerated laboratory test
本研究乃針對犧牲陽極的陰極保護及有機塗層等防蝕措施,在模擬加速腐蝕環境中,應用電化學交流阻抗及測試技術,評估其用於鉛管的可行性及耐蝕性改善效益。分享友人