電子交換能 的英文怎麼說
中文拼音 [diànzijiāohuànnéng]
電子交換能
英文
electronic exchange energy- 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...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 交 : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
- 換 : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
- 能 : 能名詞(姓氏) a surname
- 電子 : [物理學] [電學] electron
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First, the separation between energy levels in a solid is comparable with the energy that electrons constantly exchange with phonons ( atomic vibrations )
首先,固體中能級的分離與電子和聲原子振動持續的交換能相比擬。The xps measurements confirmed the presentation of poms and doda ( ddda ) in the multibilayers. the photoluminescent spectrum exhibit characteristic photo luminescence of the eu3 + ion, basically similar to those found for the polyoxometalate solids
X射線光電子能譜結果表明pom在膜中的存在,並且表明前驅體膜中的氯離子已經完全被多陰離子交換掉,這與前面的結論相一致。Applications and development of perfluorinated sulfonic acid resin are summarized, its structure, performance and applications in pemfc are discussed
摘要介紹了全氟磺酸樹脂的應用發展概況,討論了膜的結構、性能以及它們在質子交換膜燃料電池中的應用。After analyzing the preparation conditions and the result for precursors and products, temperature, time and li / na ratio were central factors that impacted the products " composition, structure and electrochemical properties if the medium ' s influence can be neglected
在分析了離子交換反應的各種實驗條件及產物的結構和電性能后,認為如果忽略介質的影響,溫度、時間和li na配比是影響產物組成、結構和電性能的主要因素。The membrane properties were found to be dependent upon the content of styrene. the membrane physic - chemical properties compare to nafion 117 except that their chemical stability has to be further improved to make them acceptable for practical use in the proton exchange membrane fuel cell. the proton transport through the membrane follows the " liquid - like " proton conductivity mechanism y and the water balance is important for the working condition of the fuel cell
對磺化膜的研究分析表明:膜的性能參數如離子交換容量、吸水率、水合系數、形體穩定性、導電性能、化學與熱穩定性等依賴于膜中苯乙烯含量,且接枝苯乙烯相互間的位阻效應對膜性能影響很大;膜的性能可與nafion膜相比較;質子在膜中的傳導遵循「似液體」質子傳導機理;電滲析與擴散作用使膜保持水平衡。Standard test method for determination of ion exchange capacity in grafted battery separator
接合蓄電池隔板中離子交換能力測定的標準試驗方法According the key factors we find, we bring forward a new conception : multilevel suppressor and design a new high performance suppressor whose ion - exchange membrane has bigger areas and using three electrodes including one cathode ( anode ) and two anodes ( cathode ), at the same time we fill the suppression compartment with one kind of ion exchange resin which has moderate exchange capacity. according to our experiment ' s results, we find the new type suppressor has quite high working current efficiency and suppressing capacity. in most cases, the suppressor ' s current efficiency is over 90 % ; the suppressor can transform the naoh ( concentration : 200mmol / l, flow rate : i. oml / min, conductance : over 10000 i - i s cm " ) to pure water ( conductance : 8. 9 it s cm in chapter 3, the high performance suppressor is applied in determination some trace - amounts ions in plating solution, sewage. in this chapter, we also have a research on the gradient ion chromatography
第二章首先以xyz - 1型電化學抑制柱為例,分析了電化學抑制柱的抑制過程得出影響抑制容量的主要因素主要是抑制柱的電流效率和離子交換膜的極限電流密度,因此採用中等交換能力的離子交換樹脂作為抑制室的填料以提高電流效率,在通常情況下電流效率可達到90以上;在選用同種離子交換膜的前提下,可通過增加離子交換膜的有效面積達到提高極限電流的目的從而提高抑制柱的抑制容量,因此提出了多級抑制的概念並據此研製了共電極式高容量電化學抑制柱,該抑制柱最高可將流速為1 . 0ml / min ,濃度為200mmol / l電導率超過10000 s ? cm ~ ( - 1 )氫氧化鈉溶液抑制為電導率低至8 . 9 s ? cm ~ ( - 1 )的純水,並且具有穩定性高、分析結果準確等優點。Methanol fuel cell is a new type of energy conversion equipment based on proton exchange membrane fuel cell. it has been received widespread attention because it directly use methanol as fuel in fuel cell. at the same time, it has wide application in the future
甲醇燃料電池是在質子交換膜燃料電池的基礎上發展起來的一種新型能量轉換裝置,由於直接將甲醇作為燃料電池的燃料,因而受到廣泛的關注,具有廣闊的應用前景,但是目前甲醇燃料電池的催化劑低的活性以及成本較高等問題限制了甲醇燃料電池的應用。In order to reduce the membrane ' s cost, we prepared the membrane by simultaneous radiation grafting of styrene onto teflon - polytetrafluorethylene films and subsequent sulfonated by the chlorosulfonic acid introducing the activity sulfonic acid grape into the grafting side chains of the polymer films
在實驗中採用高能輻射技術,先將苯乙烯單體接枝到聚四氟乙烯聚合物基體上,后經氯磺酸磺化反應引入磺酸基團,合成了滿足燃料電池性能要求的質子交換膜。The second part tracks the technology of information security and electronic security protocol which is advanced nowadays and will be applied in later sectors. the third part analyses secure demands of e - business and design general system frame of secure electronic business. the forth part analyses data flow and transaction process in the systems of electronic payment based on set protocol and ssl protocol distinctly, then designs them. systems of electronic payment consist of four logic parts, including client side, payment server, payment gateway, which is designed in fifth part
本文從應用的角度出發,通過跟蹤研究國內外先進的信息安全技術和安全電子交易協議,對支付型電子商務業務及其安全需求作了詳細的分析;分別設計了基於set協議和non ? set協議的電子支付交易流程及系統中各組成部分(包括客戶端軟體、支付服務器、支付網關)的基本功能模塊,能較好實現商家、顧客、企業、銀行之間的信息流、資金流的傳遞及安全保障;接著就電子支付系統實現過程中的信息交換和系統集成等方面的問題作了探討,並給出了基於j2ee和xml的解決原型。A dynamical model of h2 fuel cell stack with water balance is developed in this paper for studying steady and dynamical performances of proton exchange membrane ( pem ) fuel cell stacks
摘要提出和建立了包含水平衡的氫燃料電池堆的動態模型,用於研究質子交換膜( pem )燃料電池堆的靜、動態性能。The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time
Ktp晶體的電光應用試驗表明:用離子交換法製作的電光波導,其離子交換濃度、折射率變化符合餘弦誤差函數,光學均勻性以及器件的溫度穩定性較好;製作的強度調制電光開關,消光比為150 : 1 ,對1064nm激光的插入損耗為2 . 5 ;製作的電光調制器用於激光脈沖整形試驗,從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖,該電光開關經過長達三年多的使用,沒有出現晶體變黑現象,說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。The properties of the membranes such as proton conductivity, water uptake, swelling degree and thermal stability were measured. results show that the sulfonated sbs membranes had good proton conductivity, at the same time, the water uptake and the swelling degree could meet the need of fuel cell
通過對不同磺化度的質子交換膜的電性能、吸水率、溶脹率以及熱穩定性等性能進行了研究,表明磺化sbs膜具有了比較好的質子傳導能力,吸水率與溶脹率也能滿足燃料電池的工作需求。18 chung - jen tseng and min - hua shih, 2003, " spectral relaxation effects on microscale heat transfer in thin films, " proc. of the 10th national computational fluid dynamics conference, pp. s2
19曾重仁,羅世坤, 2003 ,流道設計與操作條件對質子交換膜燃料電池性能影響之研究,中國機械工程學會第二十屆全國學術研討會論文集, p . 877 - 884 。The study shows that limno2 has an ordered layered structure and good electrochemical properties, its 50th specific charge capacity is 65mah / g
研究表明,離子交換法制備的limno2材料具有較好的層狀結構和電化學性能,其第50次放電容量為65mah ? g - 1 ( 0 . 1c倍率) 。Through reverse adsorption and elution, sam could be separated from the cell extract
Sam在酸性條件下帶正電荷,能與陽離子交換樹脂進行離子交換。Second, monte - carlo method is used to simulate the transports of ions penetrating through the rf sheath in terms of the above sheath dynamic model. here, both elastic collisions and charge - exchange collisions between ions and neutral particles are considered. the effects of collisions on the distributions of ions energy and angle incident on the substrate were calculated
其次,利用已建立的碰撞等離子體鞘層模型和monte - carlo方法模擬了離子在射頻鞘層電場中的運動過程,不僅考慮了離子同中性粒子的電荷交換碰撞,還考慮了它們之間的彈性碰撞過程,研究了碰撞效應對入射到基板上的離子能量分佈和角度分佈的影響。Today there are no our own r & d as 1773 bus system. in order to keep pace with the international state of art technology, we are liable to perform our own r & d on the optic fiber transmission data bus and the optic fiber control system
當前航空電子系統對數據信息的交換能力提出了更高的要求,目前在國內,還沒有自己開發的as1773總線系統,為了縮短與國際先進技術的距離,有必要對光傳數據總線與光傳操縱系統進行跟蹤研究。The experimental results of two - phase flow and electric performance reveal the two - phase flow characteristics, the rule of bubble growing and breaking away and the effect of the gravity factor on cell performance. the work provided dependable scientific data and guidance for the application of the proton exchange membrane fuel cell in the aerospace realm. the main work and results of the study are presented as follows : 1
實驗得到了微重力條件下直接甲醇燃料電池內部伴有電化學反應的氣液兩相流動圖像和相應電性能等實驗數據,揭示出了伴有化學反應的氣液兩相流特點、氣泡生長與脫離規律以及重力因素對燃料電池性能的影響規律,為質子交換膜燃料電池在航天領域的應用提供了可靠的科學數據和設計與運控指導。Measurement and analysis of output characteristics for hydrogen power generator based on proton exchange membrane fuel cell
質子交換膜氫能發電機電壓特性的測試與分析分享友人