電容性電納 的英文怎麼說
中文拼音 [diànróngxìngdiànnà]
電容性電納
英文
capacitive susceptance-
The present status of activated carbon fibers, carbon nanotubes and expansile graphites as the electrode materials for electrical double - layer capacitors were discussed respectively
對目前已用做電雙層電容器電極材料的活性碳纖維、納米碳管和膨脹性石墨的研究情況分別做了論述。The carbon nanotubes ( cnts ) are attractive materials for electrodes of supercapacitors due to their superb characteristics : chemical stability, low mass density, low resistivity, and large specific surface area
納米碳管導電性好、比表面積大、微孔集中在一定范圍內,從理論上講是製作超級電容器的理想材料。The important results and innovations are as follows : 1. anodic oxide films are treated with galvanization in monobasic ammonium phosphate ( adp ) solution. the effects of technologic parameters, including concen - tration and temperature of adp solution and galvanizing time on rising time of anodic oxide films are discussed
論文的主要內容及創新性研究歸納如下: 1 .將化成箔置於磷酸二氫銨( adp )溶液中進行加電處理,探討了adp的溶液濃度、處理溫度和處理時間對氧化膜升壓時間的影響,並找到其最佳工藝參數。The wine shop owns high class guest room more than 260s, the administration business, luxury, standard, commonness, economic etc. room is well - found, suite, single, a building is complete, satisfying the different business need. in addition to the star class standard function installs, the breadth takes the internet access, independent business center in several - storied building in administration etc. provides for the guest the information turns the business convenient. can accept 50 - 500 people big, inside, small scaled board room, every kind of profession meeting facilities and multi - function meeting facilities and professions turn the committee affairs serves, a dragon business secretary the service arrives efficiently a head for, is business guest chooses the wine shop. a the stands type business service is the service guidebook of the recent star class in center in exhibition in international meeting in conduct and actions in wine shop in shield in wakingtown hotel
酒店擁有行政豪華標準等高級客戶260餘間,客房寬敞明亮溫馨親切,單雙三人房及套房等多種類別任君選擇。除星級標準功能配置外,寬帶電腦網際網路插口等與信息化同步的全方位配置,針對性滿足信息化商務需求,個性化定製服務更使賓客感受到超星級貼心服務。可容納50 - 500人的大中小型會議室,多功能會議設施備,專業化會務服務全程跟進,是商務團體會議展覽培訓的首選酒店。Duo to the intrinsic characteristics of the gaas material, serai - insulating ( si ) gaas photoconductive semiconductor switches ( pcss " s ) have more obvious advantages in the performance of both high power and ultra - fast switching than those pcss " s made of other materials and then can be widely used in ultrahigh speed electronics, field of high power microwave generation and pulse forming ( pulse sources of high power ultra - fast electromagnetism, ultra - wide - band microwave generator )
半絕緣gaas光電導開關( photoconductivesemiconductorswitches簡稱pcss ' s )具有兼備寬頻帶和高功率容量特性,使其在超高速電子學和大功率脈沖產生與整形技術領域(大功率亞納秒脈沖源、超寬帶射頻發生器等)具有廣泛應用前景。The results show that : nano - nickel powder is not useful for mh electrode during the high rate discharge phase as a conductor or additive ; superfine nickel powder is applicable for the conductor of the negative because of the good performance especially the cyclic stability at 1c rate by using 5 % ( mass percentage ) nickel powder ; the utilization of alloy, specific mass and volume capacity are increased with the decreased particle size of nickel powder in negative, however, the capacity fading rate at 1c discharge rate is also increased, so the capacity and the cyclic stability should be taken into account to make a choice of the particle size
結果表明: mh電極中加入納米鎳粉對負極的大電流放電性能不利。 mh電極中加入超細鎳粉后電極綜合性能好,尤其是1c循環穩定性,其最佳添加量為5wt 。減小鎳粉粒度提高了電極合金利用率、質量比容量、體積比容量,但增大了負極1c容量衰減率,因此鎳粉粒度的選擇應綜合考慮mh電極容量和循環穩定性。The emphasis was put on how to enhance the real capacity efficiency of active carbon fibers anti carbon nanotubes as compared to expanded graphite
與膨脹性石墨相比,如何發揮活性碳纖維和碳納米管的實際電容效率是目前研究的重點。Electrode materials have effects on properties of electrochemical capacitor, many carbonaceous materials such as active carbon, pyrolytic carbon, active carbon fiber and carbon nanotube were mainly used in electric double - layer capacitor. because of synthetic conditions and cost, we studied their electrochemical properties of electronic double - layer capacitor that pyrolytic carbon was used as their electrode materials
電極材料是影響電化學電容器性能的主要因素之一,應用於雙電層電容器的電極活性物質主要是各種碳材料,如各種活性炭、熱裂解碳、碳纖維、碳納米管等,考慮到合成工藝和成本因素,我們採用熱裂解碳為雙電層電容器的電極材料,並研究了它們的電化學性能。In attempt to prepare and investigate the novel high - performance electrically conductive polymer composites, the binary and multicomponent electrically conductive nanocomposites as well as the combined nano and in - situ composites were prepared with polypropylene ( pp ) served as the matrix, expanded graphite ( eg ) as a conductive filler, nylon 66 ( pa66 ) as a modifier, and maleic anhydride grafted polypropylene as an eg intercalater and the compatibilizer of pp - pa66, based on the state - of - art development in the realm of polymer / inorganic nanocomposites and polymer / polymer in - situ composites domestically and overseas. the main outcomes are obtained as follows : 1
本論文以制備和研究新型高性能聚合物導電復合材料為目的,跟蹤和借鑒國內外在聚合物無機物納米復合、聚合物聚合物原位復合領域的最新研究成果,制備和研究了以聚丙烯( pp )為基體、膨脹石墨( eg )為導電填料、尼龍66 ( pa66 )為改性劑、馬來酸酐接枝聚丙烯( gpp )為eg插層劑和pp ? pa66增容劑的二元及多元導電納米復合材料和納米復合與原位復合組合復合材料,取得了以下主要研究成果: 1A method is proposed to construct a localized active functional space from the density matrix of a large system. the large system is partitioned into central and surrounding areas. the active functional space is mainly localized on the central area. it contains all basis functions centered at the central area and all the orbitals which consist of the basis functions localized in the surrounding area and interact with the basis functions in the central area to a certain extent. an integral number of electrons are involved in the localized active functional space which can be considered as a relatively independent subsystem in the large system and for which formally isolated quantum chemical calculations can be performed. the related program has been coded and is checked through calculating the number of 4
報道了從大體系的密度矩陣出發構造定域于指定局部的活性泛函空間的方法和程序。將大體系劃分為中心區和環境區,活性泛函空間包含中心區的基函數及與其有相互作用的環境區軌道,容納整數個電子,構成大體系的一個相對獨立的子體系,可以在其中進行獨立的量子化學計算。通過計算鑭系氯化物和水合離子的4Nano - 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 。Chapter 2 compares the differences of the current - fed converter and the voltage - fed converter used in induction heating power, then induces the power regulation methods of the series resonant inverter and compares the characteristic of these methods. and then, a capacitive pwm & pfm control method which is suitable for medium and small power out induction heating is given
第二章對感應加熱電源中的電流型逆變器和電壓型逆變器作了比較分析,歸納了串聯諧振逆變器幾種常用的調功方法,對這幾種控制方法的優缺點進行了比較,提出了適用於中小功率感應加熱的容性pwm & pfm控制方法。Specific capacitance of edlcs based on activated cnts were obviously improved and the equivalent series resistance decreased, but the effects were influenced by duration of activation process
由活化后的碳納米管製成的雙電層電容器的比電容明顯提高,等效串聯電阻下降,性能得以改進。In addition, an immunosensor based on the horseradish peroxidase and antibodies functionalized liposome was constructed. the details are summarized as follows : ( 1 ) nano - materials have good biocompatibility. they can keep the activity of biomolecules due to the desirable microenvironment, and enhance the direct electron transfer between the enzyme ’ s active sites and the electrode
具體內容如下: 1 .納米材料有很好的生物兼容性,由於周圍有利的微環境,所以它們能很好地保持酶的活性,並且能增強酶的活性位點和電極之間的電子轉移能力。The properties and manufacturing methods of carbon nanotubes are briefly introduced, and the prospect of its potential application in several respects for automobiles are analyzed, including hydrogen storage material, supercapacitor, electrode material of lithium ion batteries, et al
本文簡單地介紹了碳納米管的性能和制備方法,分析了碳納米管在汽車中潛在的若干方面的應用前景,包括儲氫材料、超級電容器、鋰離子電池電極材料等。The nano - sized nio film on nickel electrode is obtained by dipping the nickel electrode in the sol and raising, then calcined under 450 for one hour. the study of its electrochemical performance in different media exhibits its excellent properties, such as electrochemical capacitor property, electrochromic property, etc
對納米nio膜電極在不同介質中的電化學行為研究表明,納米nio膜電極具有電化學電容器和電致變色性能,並且其電化學性能明顯優于普通的nio膜電極。The morphology examination by sem and tem showed that the carbon nanotubes were arranged in the array uniformly and paralleled, with smooth walls, the outside diameter of 120 nm and the inside diameter of 110 nm. from the cyclic voltammetry, the array electrodes in an acidic electrolytic solution had greater capacitance than the case in a neutral electrolytic solution. the specific capacitance of 365 f / g was achieved with the discharge current density of 210 ma / g in the solution of 1 mol / l h2so4
掃描電子顯微鏡和透射電子顯微鏡對碳納米管陣列電極的形貌表徵表明碳納米管形狀規整,排列有序,尺寸均勻,管壁光滑,外徑約為120nm ,內徑約為110nm ;循環伏安實驗表明mwnts陣列電極在酸性溶液中比在中性溶液中具有更好的電容性能;根據恆電流充放電法得出mwnts陣列電極在1mol / lh _ 2so _ 4水溶液中,在210ma / g的放電電流密度下的比電容可達353f / g ,比目前報道的無序碳納米管和活性炭電極的比容量都高得多;其它電化學實驗顯示該電極具有很低的內阻和良好的充放電循環穩定性。Curing agents and mixing conditions were two important factors that effected on exfoliation behavior of organophilic montmorillonite in diglycidylether of bisphenol a matrix. the organophilic montmorillonite was exfoliated completely and there were no d001 diffraction peaks with methyltetrahydrophthalic anhydride as curing agent and benzyldimethylanine as catalyst. properties test results show that mechmical properties, electricity properties, heat distortion temperature of the exfoliated nanocomposites were all improved by addition of the montmorillonite, and the nanocomposites had lower linear thermal expansion coefficiency and water absorption compared with neat epoxy resin
結果表明,環氧樹脂與有機蒙脫土的相容性好;混合條件和固化劑是影響有機蒙脫土在環氧樹脂中剝離的兩個重要因素,在一定的混合條件下並選用合適的固化劑可以使蒙脫土在環氧樹脂中完全剝離;剝離型環氧樹脂蒙脫土納米復合材料的力學性能、電性能、熱性能以及吸水性能與純環氧樹脂固化物相比均有不同程度的提高和改善。A new method for controller design is proposed. after throwing a lot of study on existing nonlinear control methods, a new method is proposed which is derived from capacitor. considering the action exerted on electric particle between two plates of a capacitor, a kind of restricted function is constructed for state variable
在對現有非線性控制方法充分研究的基礎上,歸納、總結出一種新的工程式控制制方法,這一控制方法的思想來源於電容電極對極間電荷的作用原理? ?將控制器看作是電容電極,而被控對象看作是「粒子」 ,經過數學處理,形成一種對狀態變量的約束函數式。The capacitance in an electrochemical capacitor can arise from the charging or discharging of the electrical double layers or from faradaic redox reactions ( pseudocapacitance ). the latter gives a larger capacitance value compared to the former and was called supercapacitors. many approaches have been pursued in the development and characterization of new electrode materials for the better capacitive performance
本論文共分為四章:第一章是電化學電容器的研究背景;第二章是ru1 - ycryo2 / tio2納米管復合材料的電容行為;第三章是co ( oh ) 2 /活性炭復合材料的制備及其超電容行為;第四章是基於氧化鎳的超級電容器的研究。分享友人