電集流 的英文怎麼說
中文拼音 [diànjíliú]
電集流
英文
electrojet-
Characteristic analysis of auroral electrojet in zhongshan station, antarctic
南極中山站極光電集流分佈特徵分析On the base of analyzing the development status and trend of the electromagnetic flowmeter technology, this article uses new mcu and ic to design the intelligent electromagnetic flowmeter that has a conversion instrument and a cumulation apparatus
本文在分析國內外電磁流量計發展現狀和趨勢基礎上,採用新型微處理器和集成電路來開發集轉換器、積算儀於一體的智能電磁流量計。A lot of experiments have been done in the process of exploiture soft packaging li - ion battery about how to choice the rational arts and crafts. the content include : how to deal with the collector, add how much pvdf in the material, how long the material need to stirring and the right viscidity, how much condubtivity agent the electrode need, what theckness is best, choice different collectors, the degree of dryness of the electrode, theckness of pressed model, how much electrolyte will be added, placement how long after added the electrolyte, system of formation how to influnce the battery, in formation the battery need or not need preesure from outside, how to vacuumize and the optimize matching positive pole and negative pole. with these practice make sure the parameter of the positive pole should less than 90 m ; according to different vacuumize order the conduc - tivity agent in anode will be 5mass % and 9mass %, respectively, and in cathode the data is 2mass % ; every 100mah added to 0. 4 ml electrolyte ; before formation the battery should be placement 8 hours and the system of formation must be less than 0. 01c before the voltage reach to 3. 0v ; should press in outside when battery in formation ; to these batteries which capacity more than 350mah the vacuum time not excess 15s ; the optimize matching positive pole and negative pole between 2. 10 : 1 and 2. 15 : 1. finally make out the battery which cycling performance and security are all very well
液態軟包裝鋰離子電池的研究主要是對關鍵工藝進行了優化設計,具體包括:集流體的處理、 pvdf的加入量、漿料攪拌時間和粘度、導電劑的加入量、電極膜的厚度、不同集流體的選擇、電極膜的乾燥程度、壓型的厚度、電解液的加入量、注入電解液后靜置時間的長短、化成制度的影響、化成時電池所具有的壓力影響、抽真空的處理、正負極活性物質的匹配。最後確定出液態軟包裝鋰離子電池最佳工藝參數:正極膜的厚度小於90 m ;根據化成時不同抽真空順序,確定正極膜中的導電劑的加入量分別為5mass %和9mass % ;負極膜中導電劑的加入量為2mass % ;電解液的加入量為每100mah添加0 . 4ml ;化成前電池的靜置時間應當大於8h ;電池在3 . 0v之前採用小於0 . 01c的化成制度;在化成過程中應當施加一定的外部壓力;對於350mah的電池抽真空的延時不應大於15s ;而正負極活性物質的質量比應當在2 . 1 : 1 2 . 15 : 1之間。The optimum conditions for air electrode preparation were shown as follow : 20 % ptfe and 20 % mno2 in active layer, thickness of active layer 0. 15 - 0. 25mm and the ratio of active carbon to ethine black 4 : 1 ; 60 % ptfe in the gas diffusion and waterproof layer, employing na2so4 as pore - making agents, thickness 0. 35 - 0. 45mm, colding forming and layer sequence catlytic layer / gas diffusion and waterproof layer / current collector layout ; employing 40 meshed nickel screen as current collector and thermal treatment temperature over 200
確定了制備空氣電極的優化工藝條件,催化層中ptfe含量約20 , mno _ 2的最佳含量約為20 ,催化層中活性炭和乙炔黑的比例為4 : 1 (質量比) ,厚度在0 . 15 - 0 . 25mm之間。防水透氣層中ptfe的含量約為60 ,以無水硫酸鈉作為造孔劑,厚度一般為0 . 35 - 0 . 45mm 。電極各層採用催化層/防水透氣層/集流體的排布方式,冷壓成型,熱處理對空氣電極的性能影響較大,熱處理溫度不低於200 。A separated collecting ring with carbon brushes was designed and manufactured for the dynamic stress test of spoke plates of rotor of bulb tubular turbine generator
摘要根據測試需要,設計自製了分體式碳刷集流環,對燈泡貫流式水輪發電機轉子輻板進行了動應力測試。Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter
硬體電路的設計主要分三大部分來實現:激勵源電路部分,由分頻電路和頻率合成電路組成,產生頻率穩定的激勵信號以確保檢測任務的正常進行;傳感器變換電路部分,由放大電路、濾波電路、檢波電路、鑒相電路和數據採集電路組成,主要將電渦流傳感器檢測線圈檢測到的信號變換成只含有被測信息的離散信號,易於后續電路處理;由dsp晶元構成的微處理系統,主要完成檢測系統的數據擬合、顯示及與主機通信等功能。5. according to the requirement of amt start up experiment, using dynamic link library to program for different kinds of data acquisition card and transferring data between pc and multi scm. in this way data can be acquired successfully and engine throttle 、 clutch locking speed and eddycurrent dynamometer torque were controlled by pc programs
根據試驗要求,採用動態鏈接庫的方法對不同數據採集卡進行混合編程,順利地採集參數和控制發動機節氣門開度及離合器結合速度,利用上下位機多機通信,使上位機控制電渦流測功機,實現了模擬加載。In order to obtain actual deformation amount, when the deformation amounts of tenon and mortise place of floorboards are changed, it mainly gather low frequency signal amounts after the fore - process device on the electricity eddy senses is deciphered, so as to offer references for measuring the deformation amount parameter of other kinds of floorboards
該法主要通過採集電渦流傳感器中前置器解調后的地板榫接部位變形時的低頻信號值獲得其實際變形量,並為檢測其它種類地板的變形量參數提供參考。On the basis of the tendency and the current information of social and economy ’ s development in shandianhe river in inner mongolia and a lot of prior data and ourselves measured data that they are invested 、 collected 、 arranged 、 analyzed, the paper assessed water resource in study area
本文結合灤河內蒙段閃電河流域地區社會發展現狀及社會經濟發展態勢,在調查、搜集、整理、分析利用已有資料的基礎上,同時結合大量自己觀測的資料,對研究區水資源量進行了評價。Results came as follows : in this dissertation, we found that it was the smallness of the positive electrode capacitance that limits the performance of carbon based supercapacitors in alkaline electrolytes, and the performance could be meliorated if the active material loaded on positive electrode increased. activated carbon electrode was proved to have good capacitor performances in neutral electrolyte such as ammonium sulfate solution and ammonium nitrate solution, but a correlated problem is the corrosion of the metal current collector
本文通過考察活性炭電極在堿性電解液中的電極行為,指出活性炭電極在堿性溶液中正極性能較差是影響碳基超級電容器性能的重要因素,增大正極活性物質的載量能夠使電容性能得到一定程度的改善,同時發現活性炭電極在硫酸銨和硝酸銨等中性電解液中具有優越的電極性能,但存在金屬集流體的腐蝕問題。In order to optimize the process of daily businesses in the 30th institute of cetc and improve its management, an information management system named enterprise project resource management system is designed based on j2ee platform, which is centered on the workflow technology and oriented to the requirements of the research institute businesses management
為優化中電集團30研究所的日常業務流程、提高其經營管理效率,本論文設計開發了一個以工作流技術為核心的、面向研究所業務管理需求的、基於j2ee平臺的信息管理系統? ?企業項目資源管理系統。The influence of structure design of pb - plated reticulated sic current collector on the plate design parameters and utilization efficiency of pam of lead - acid batteries was studied
摘要研究了鍍鉛泡沫碳化矽集流體的結構對鉛酸蓄電池極板的設計參數、正極活性物質利用率的影響。The apparent density of reticulated positive current collectors and parameter of the plate were decreased, and the utilization efficiency of pam and the cycle life of the batteries were improved
鍍鉛泡沫碳化矽集流體明顯降低了集流體的表觀密度和陽極板的參數,顯著提高了活性物質的利用率,延長了電池的循環壽命。Abstract : connecting wires, brush bases and collector rings are the main components of collector column
文摘:在匯流柱的構件中,匯流條、電刷座和集流環都是其主要組成部分。Due to the usage of ti - alloy in the collector ring, the system has good anti - corrosiveness. a testing system presented in the paper has been successfully used on board, and the measuring precision is satisfied
為提高應變電測系統的穩定性和可靠性,在該系統中採用鈦合金集流環的技術,增強了系統的防腐性能,減輕了系統的重量,是鈦合金在艦船軸系軸功率測試系統中的成功應用。On the one hand, according the design principle of torque sensor, this paper researched the non - contact torque sensor, which base on the theory of electric resistance strain and the rotation transformer and could satisfied the request of our project as well as the condition of the producing process. on the other hand, the modulation method of torque signal has been solved before the signal was input to the industry computer, therefore, solved the problem of signal transfers
其次,研究和研製了扭矩在線測試工作所需要的儀器硬體。一方面,根據扭矩傳感器的設計原理,研製了滿足課題要求和生產現場條件的,基於電阻應變理論和電感集流環的非接觸型扭矩傳感器;另一方面,制訂了扭矩信號在輸入工業計算機之前的調理方法,解決了信號傳輸問題。The obtained results indicate that the concentrations of reactants in the catalyst layers in front of t he current collectors are very low, that reduce the utility of catalyst ; the current density at the edges of the channels is many times greater than the mean current density
計算了電池內反應物濃度的分佈、電流密度分佈、甲醇竄流以及電壓-電流特性曲線等。結果表明:集流板前的催化層內反應物濃度非常低;流道邊緣附近電流密度比平均電流密度大許多倍。The fitness of four negative electrode materials such as al, fe, zn, cd, and of six membranes materials : microfiber glass mat separator, polyethylene, polypropylene, polyvinyl chloride, vinylon, soapnated cellulose acetate, and of four current collects : carbon fiber ; nickel foam ; nickel foam sthongthened by iron wire net, punched silver grid in the super - iron alkaline batteries was comparatively studied. the influence of two storaged method ( with and without electrolyte ) and two impurities ( zno, fe ( oh ) 3 ) to the experiment cell ' s self - discharge nature was also comparatively studied. at last, the nature of discharge. structure and electrochemistry of experimental cell with k2feo4 as cathode active material prepared by three different methods : high temperature reaction, hypochlorite oxidizing and electrolysis, was comparative ly studied. we can conclude : i ) the open - circuit potential and the flat of work potential and the percent of capacity of k2feo4 till 1. 0v during the discharge at constant load of experimental cells decreased by the order of al / k2feo4, zn / k2feo4, cd / k2feo4, fe / k2feo4. as for the nature of charge - discharge cycle, cd / k2feo4 fe / k2feo4 zn / k2feo4. in water solute electrolyte, although al / k2feo4 can n ' t be used as storage battery, it have great potential as primary cell or storage cell from the aspect of its discharge capacity. discharge power
採用組裝實驗電池、 x -射線衍射( xrd )和循環伏安( cv )的方法,從實驗電池的放電特性、充放電循環特性、自放電特性,不同高鐵酸鹽的結構特性和電化學特性幾個方面,對4種金屬負極材料( al 、 fe 、 zn 、 cd ) 、 6種隔膜材料(復合玻璃纖維、幅射接枝聚乙烯、改性聚丙烯、聚氯乙烯、維尼綸無紡布、皂化再生纖維素) 、 4種集流體材料(泡沫鎳、以鐵網為加強層的泡沫鎳、切拉銀網、炭纖維編織網)在堿性高鐵電池中的適用性進行了比較研究;對2種雜質組分( zno 、 fe ( oh ) _ 3 )和2類不同貯存方式(干、濕)對實驗電池自放電特性的影響進行了比較研究;對3種方法(高溫固相反應、次氯酸鹽氧化、直流電解)所制k _ 2feo _ 4的實驗電池的放電特性、結構特性和電化學性能進行了比較研究。Railway applications - current collection systems - requirements for and validation of measurements of the dynamic interaction between pantograph and overhead contact line
鐵路設施.集流系統.在電桿和架空接觸線之間的動態交互作用測量驗證要求Railway applications - current collection systems - requirements for and validation of measurements of the dynamic interaction between pantograph and overhead contact line ; german version en 50317 : 2002
鐵路設施.集流系統.電桿和架空接觸線間動態接觸測量分享友人