活化錳 的英文怎麼說
中文拼音 [huóhuàměng]
活化錳
英文
refined manganese dioxide-
Paucity manganese in drinking water by way of oxidization of ammonium persulfate
過硫酸銨氧化法測定生活飲水中的微量錳Chemicals used for treatment of water intended for human consumption - potassium permanganate
人類生活用水處理用化學製品.高錳酸鉀The effort of manganese removal was studied and the kinetics of manganese removal was tried to establish. the factors of dissolved oxygen concentration, fe2 + concentration, ph, p concentration and closing of the filter were studied to evaluate their effort for biological manganese removal, and the correlation of residual manganese and oxidation - reduction potential was also discussed. as the iron content of water was high, experiment results showed that the reaction was zero order, as the iron content of water was low, the reaction was first order. the time needed for the cultivation of biological manganese removal was 60 70 days. the filter operated at the filtration rate of 8 10m / h, silica sand of effective size 0. 95 1. 25mm filled the filter to a depth of 1200mm
試驗結果表明，成熟后濾砂表面濾膜的x射線衍射圖譜與mno _ x ? 5h _ 2o （ x = 1 . 86 ）的x射線衍射圖譜一樣，濾膜成熟后的結構在進水物質不發生變化的情況下不發生變化;合適的碳磷比對生物除錳有明顯的促進作用，試驗條件下的投磷量不會對出水造成二次污染;生物除錳需要亞鐵的參與，亞鐵的存在除了能夠促進微生物分泌胞外酶並刺激其活性外，還通過鐵離子的變價傳遞電子，催化錳離子的氧化反應，從而促進對二價錳的降解。Research status of spinel limn2o4 battery material
鋰離子蓄電池鋰錳氧化物正極活性材料Erlongshan reservoir water quality was evaluated for class and class by monitoring continuously indexes and was unable to meet the requirement of central drinking water source due to higher cod ( subscript mn ), tn and tp and eutrophic environment
摘要連續監測和分析了二龍山水庫的水質，對水污染程度進行了評價，水庫高錳酸鹽指數、總氮和總磷超標嚴重，呈現富營養化狀態，總體水質為類和類，已無法滿足集中式生活飲用水水源地的水質要求。The potential of mn ( iii ) / mn ( ii ) redox couple in h2so4 is 1. 51v vs. nhe, which may be suitable for the positive half - cell in a redox flow storage system. but studies on this couple as a positive electrode in this system have not been reported so far
錳的各種氧化物是化學電源里常選用的活性物質，而將溶液狀態的mn （ iii ） / mn （ ii ）電對作為化學儲能裝置的活性材料的工作尚未見報道。Through the comparison between freeze - drying and heat - drying, the agglomeration and the desorption of the precursor on carbon support can be alleviated with freeze - drying method. the effects on the electrocatalysts by pretreatments of carbon support, dispersant and precursor are studied. the result shows that pretreatment of the carbon support by kmno _ 4 can add oxygen - containing functional groups on the surface of carbon, which can reduce the hydrophobicity of the carbon support, and then make it much easier for carbon to dissolve in water to form suspension ; isopropyl alcohol can make the carbon support in high dispersion in the precursor solution, which can make the precursor absorbed on the surface of the carbon
採用高錳酸鉀氧化預處理的碳載體比表面積較大，表面含氧官能團數量較多，親水性較好，有利於前軀體在碳載體表面的吸附;選取異丙醇作為預凍液中的分散劑，有利於碳載體在前軀體溶液中的分散，容易實現前軀體離子在碳載體表面的穩定吸附和分散;使用酸性pt （ no _ 2 ） _ 2 （ nh _ 3 ） _ 2作為前軀體，可以使前軀體離子和碳載體表面的酸性含氧官能團發生離子交換反應，使得前軀體離子吸附量增大，分散更加均勻，以上三種因素的選取都可以得到催化活性更高的pt / c催化劑。Catalytic synthesis of cyclohexanone glycol ketal by coal activated carbon modified by kmno4 as a catalyst
高錳酸鉀改性煤基活性炭催化合成環己酮乙二醇縮酮In the experiment of catalyst preparation, the catalytic activity of mno2 / c which was prepared with mn ( no3 ) 2 solution and active carbon by the means of thermal decomposition reached the highest among three kinds of catalysts, and the performance of mno2 / c was enhanced by acidification. moreover, the results showed that the catalytic activity of mno2 was also affected by different mode of catalyst and active carbon dispersed
催化劑的制備實驗表明，採用硝酸錳溶液和活性炭共同熱分解得到的mno _ 2 / c ，具有最高的催化活性，對催化劑進行酸化處理能提高催化劑的活性，而且催化劑和活性炭的分散方式不同對其性能的影響較大。3. the various organic surfactants were adsorbed on the surface of the current collector. the dynamic hydrogen evolution experiment proved that the evolution hydrogen amount of current collector adsorbing organic surfactants was less than without them in 7. 0m koh solution with zinc power
在堿性鋅錳電池負極集電體上分別吸附不同的有機表面活性物質，用動態析氫實驗表徵，發現集電體表面吸附有機活性物質在含鋅膏的7 . 0m的氫氧化鉀溶液中的析氫量變小。After 8 months of operation, 15 inspected quality indexes of the filtrate from filtration with the media met the standards for drinking water ( gb5749 - 85 ), indicating that either darkened sand or its regenerated sands could be used as filter media as the new sand
黑化石英砂與其酸、堿清洗再生砂對待濾水水中濁度，鐵、錳去除效果良好，運行8個月後檢測的15項水質指標都達到《生活飲用水衛生標準gb5749 - 85 》要求，且與新砂濾料的處理效果相差無幾。In light of various pollution situations and various water treatment processes of two water factories, better solved the problems about throwing doses, throwing localities, throwing forms of composite potassium permanganate and powder activated carbon, as well as compared the enhanced coagulation efficacy of combined process of composite potassium permanganate and powder activated carbon, composite potassium permanganate pre - oxidation and pre - chlorination
針對兩水廠不同的源水污染狀況和現有的水處理工藝，通過室內和生產性試驗，很好地解決了高錳酸鉀復合藥劑、粉末活性炭最佳投加點、投加量和投加方式的確定問題，並對兩者聯用的強化混凝效果與預氯化、單獨高錳酸鉀復合藥劑預氧化進行了對比。Raised the idea of constructing hybrid capacitor with a battery based positive electrode and a capacitor based negative electrode, experiment proved that a hybrid supercapacitor with a manganese dioxide based positive electrode and an activated carbon based negative electrode showed very good performance, double electrode specific capacitance could be enhanced to 95. 7f / g, that is 2 ~ 3 times that of the carbon based supercapacitors. furthermore, the maximal voltage of a single cell could be expanded to 1. 5v, as a result, the energy density could be ten times higher than that of a carbon based supercapacitors
本論文中我們提出了將電池哈爾濱工程大學碩士學位論文的正極與電容器的負極結合成混合超級電容器的構想，並成功實現了二氧化錳正極和活性炭負極的組合，構成的錳碳混合超級電容器雙電極比容量可達到95 . 7f / g ，比活性炭超級電容器提高了2一3倍，單體工作電壓可以高達1 . 5v ，從而使能量密度提高到碳基超級電容器的十倍。The authour investigate the dosing conditions and effect of the pac to the huanghe water - source, which includes the following four parts : the selection of the pac ; the confirmation of dosing scheme and effect of the pac ; the research of application of potassium permanganate in combination with pac ; the research of the pac ' s modification and the modified effectiveness. the experiment is mainly carried out on the pilot system in the jieyuan water plan of tianjin. the results of the reseach include the following : l ) the pac from zunhua plant is selected as the better carbon for the source water of tianjin through the experiment ; 2 ) through the pilot experiment we conclude that the pac ' s best adding point is the mixing tank and the better dose is 10mg / l, on which the codmn of filtered water can be decreased to 40 % and the effluent have no problem of odour and color ; 3the adsorbing experiment show that pac mainly adsorb the organic matters which molecular wt., distribution between 500 and 3000, and can adsorb organic matters whose molecular wt., distribution are bigger than 6000 if the dose of it is adequent ; 4 ) pac together with potassium permanganate can remove the organic matter more effectively than each of them alone, and reduce the rising trend of turbidity of the flotation ' s effluent due to adding pac ; 5 ) the thesis made a research on the surface properties and the adsorbing capability of the modified carbon by oxidizer : the modified carbon with 20 % h2o2 can remove more organic pollutants than the untreated one by 12 % when we add a higher dose of coagulant ; 6 ) the modification of reduction and loading metal ions are also sttldied, and drow the following conclusions : the modified carbon with 5 % ammonia can enhance the organic matter ' s removal effectiveness by 10 % to the tianjin source water than the untreated one, and the modified one with loading metal ion remove the organic matters from the tianjin source water better ( 8 % ) than the untreated one due to the strong affinity betwween the humic acid and copper ion
本文的實驗主要是在天津芥園水廠的中試系統上完成的，論文的成果和結論主要包括： 1 ）通過靜態實驗選定河北遵化活性炭廠生產的煤質炭為適合天津原水的炭種； 2 ）中試實驗確定粉末活性炭的較佳投加點為混合池投加，較佳投加量為10mg l ，此時可使濾后水的cod _ （ mn ）降低40 ，且可較好地控制濾后水的嗅味和色度； 3 ）初步確定粉末活性炭對原水中有機物的吸附主要集中在分子量在500 - 3000范圍內，投量增大時可吸附部分分子量大於6000的有機物4 ）中試實驗表明：粉末活性炭與高錳酸鉀聯用可取得較兩者單獨應用時對有機物更好的去除效果，且對因投加粉末活性炭而造成的氣浮出水濁度升高有一定的改善作用； 5 ）研究並初步確定氧化改性對粉末活性炭表面性質和有機物的去除效果的影響：粉末活性炭的氧化改性會使其表面的酸性官能團大量增強，表面極性增加；經20的過氧化氫改性的活性炭在增大混凝劑投加量（ fecl _ 3投量為15mg l ）時對有機物的總體去除效果較原活性炭提高12 ， 1次氯酸鈉改性活性炭對有機物的去除效果較原活性炭提高6 ； 6 ）研究並初步確定還原改性、負載金屬離子對原水中有機物的去除效果的影響：經5氨水改性的活性炭可提高天津源水中有機物的去除率達到10 ；負載銅離子后的活性炭可提高對腐殖酸類物質的去除能力，一般可提高8左右。Ethanol synthesis ; rh - mn catalyst ; active site ; si - oh
乙醇合成銠錳催化劑活性位硅羥基The application of activated mno2 in zn mno2 batteries
活性二氧化錳在鋅錳電池中的應用Catalyst for ethanol synthesis. the results show that the reactive metals rh and mn are fixed on the catalyst surface by the interaction with si - oh, which can enhance the stability of highly dispersed metals. rh and mn interact with each other to form the acitve site with high ethanol synthesis activity. the surface si - oh was found to be of significance on the preparation of catalyst with high catalytic activity
的性質，結果表明，活性金屬銠及錳經浸漬法擔載于載體上后即與表面羥基作用使金屬固定在氧化硅的表面上，保證了高度分散活性金屬的穩定性高度分散中的銠錳相互結合，構成了乙醇合成中的高活性位研究發現表面硅羥基在催化劑制備過程中起著重要作用。The performance and influencing factors of the combined process and the mechanism of ppc enhanced biofilter for pollutants removal had been investigated with various experimental technologies
實驗考察了高錳酸鹽預氧化與生物活性炭聯用工藝的除污染效能。In order to overcome the influence of the technology factor in active molybdenum - manganese metallization, the formulation, raw material treatment, painting method and sintering process are improved in alumina ceramics metallization, which can raise the technique level, product quality and uniform
摘要針對影響氧化鋁陶瓷活化鉬錳法金屬化的工藝因素，在配方、原料處理、塗敷方式、燒結等方面進行改進，提高工藝水平，保證質量穩定性、一致性。5. by using mno2 as positive electrode and actived carbon as cathode, we could assemble a hybrid capacitor in ( nht ^ sc ^ aqueous electrolyte. the mass ratio between actived materials of the positive electrode and that of cathode effected the specific capacitance of the capacitor
用活性炭作負極，二氧化錳作正極，在（ nh _ 4 ） _ 2so _ 4溶液中，能夠組裝成混合電容器，其工作電壓可達1 . 5v ，並且有良好的循環性能。分享友人