極性物質 的英文怎麼說

中文拼音 [xìngzhí]
極性物質 英文
polar material
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • 物質 : matter; substance; material
  1. The addition of calcium hydroxide in zinc electrode can reduce the solubility of zinc oxide and improve discharge capacity, cycling life and utilization of active material

    在氧化鋅中加入氫氧化鈣能顯著降低氧化鋅在堿溶液中的溶解度,明顯改善鋅電的放電容量、循環壽命以及活的利用率。
  2. In this thesis, the uper - iron alkaline batteries. utilizing insoluble ferrate ( vi ) - k _ 2feo _ 4 as cathode active material, was more systematically investigated by the mothods of eb, xrd, and cv

    本論文對以難溶高鐵酸鹽k _ 2feo _ 4為正的水溶液堿高鐵電池進行了較為系統的研究。
  3. Materials and articles in contact with foodstuffs - plastics substances subject to limitation - part 23 : determination of formaldehyde and hexamethylenetetramine in food simulants ; german version cen ts 13130 - 23 : 2005

    接觸食料的材料和品.可塑允許限.第23部分
  4. Negative plates generally used litharge as the lead oxide material.

    板一般用氧化鉛做活動材料。
  5. The utilization of lead acid battery active material is universally very low though its technology has reached the maturation. especially, the utilization of positive active material is much worse. and the performance of the positive pole decides the whole battery performance

    雖然鉛酸電池的技術已經比較成熟,但普遍存在活利用率比較低的問題,特別是正的利用率更是不理想,正能決定著整個電池的能。
  6. 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、電膜的厚度、不同集流體的選擇、電膜的乾燥程度、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:正膜的厚度小於90 m ;根據化成時不同抽真空順序,確定正膜中的導電劑的加入量分別為5mass %和9mass % ;負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 ;而正負量比應當在2 . 1 : 1 2 . 15 : 1之間。
  7. 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

    材料是影響電化學電容器能的主要因素之一,應用於雙電層電容器的電主要是各種碳材料,如各種活炭、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材料,並研究了它們的電化學能。
  8. We have done a serial of experiments to study the pam and anode grid with the aids of the measurement such as constant current charge / recharge, cyclic voltammetric measure ments, electric impedance spectrum and so on

    我們通過恆電流充放電、交流阻抗和循環伏安等實驗方法和測試手段對鉛酸電池的正和板柵進行了一系列的研究。
  9. And it is well known that the non - uniform current and potential distributions on the plate can obviously affect the active mass utilization, especially for the positive plate

    而且板上不均勻的電流和電位分佈會明顯影響活的利用率,尤其是正板。
  10. Because of the limitation of experimental conditions we failed to form foam lead grid in the experiment. copper draw net is used as anode grid and it can improve to some extent the utilization of pam. due to human errors in the experiment we have not used the same discharge current density

    在實驗中我們試圖通過鑄造法、電鍍法和還原法等一系列的實驗辦法製作泡沫鉛板柵,由於實驗條件的限制,沒能夠成功制得泡沫鉛,而在使用銅拉網作為正板柵的時候,能夠使電池的正利用率有提高,但由於實驗時候的失誤,沒能夠使用相同的放電電流密度進行放電,我們無法利用實驗數據比較出具體能提高的數字。
  11. 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

    本文通過考察活炭電在堿電解液中的電行為,指出活炭電在堿溶液中正能較差是影響碳基超級電容器能的重要因素,增大正的載量能夠使電容能得到一定程度的改善,同時發現活炭電在硫酸銨和硝酸銨等中電解液中具有優越的電能,但存在金屬集流體的腐蝕問題。
  12. When they were respectively used as separator in zn / k2feo4 battery, the percent of capacity of the cathode active material na2feo4 were : microfiber glass mat ' s : 93 % ; polyethylene ' s : 68 % ; polypropylene ' s : 56 % ; polyvinyl chloride ' s : 47 % ; vinylon ' s : 38 % ; soapnated cellulose acetate ' s : 24 %. although five of them ( not concluding soapnated cellulose acetate ) had very weak or weaker reductivity as separator in super - iron battery, for which th ey were more suitable to being separator in super - iron battery

    作為隔膜用於zn k _ 2feo _ 4實驗電池,正k _ 2feo _ 4的放電容量效率分別為復合玻璃纖維膜93 、輻射接枝聚乙烯膜68 、改聚丙烯微孔膜56 、聚氯乙烯微孔膜47 、維尼綸無紡布38 、皂化再生纖維素膜24 。
  13. For the other hand, la2o3 additives can improve the activation process and discharge capacity obviously for zinc electrode. the appropriate content of la2o3 additives in zinc electrode can increase the electrochemical properties of the zinc electrode. zn / ni battery with the zinc electrode containing calcium additive showed better discharge capacity and charge - discharge cycling life

    以鋅酸鈣為活的鋅電能得到更高的鋅利用率,且以鋅酸鈣為活的鋅鎳電池的循環壽命明顯優于以氧化鋅為活的鋅鎳電池;兩層隔膜的鋅鎳電池的放電容量高於一層隔膜的鋅鎳電池,容量衰減速度也明顯小於後者。
  14. 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板的設計參數、正利用率的影響。
  15. 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板的參數,顯著提高了活的利用率,延長了電池的循環壽命。
  16. Lithium metal oxides ( licoo2, linio2, limn2o4, etc ) used extensively at present ca n ' t increase battery ' s specific energy more while organic sulfides can do

    最近的研究表明有機硫化合作正時,電池的比能量可得到進一步提高。
  17. Polarization curve experiment showed that the cathode polarizing of the current collector with surfactant increased in alkaline solution

    化曲線證明,集電體表面吸附有機活后使陰析氫反應的化增大。
  18. We have made three - dimension electric conduct grid by hand and we have successfully used it as anode grid in lead - acid battery. this kind of three - dimension electric conduct grid can improve the utilization of pam by 7 - 9 % in different discharge current density and can reduce the plate electrochemical impedance to one tenth of the normal plate. also this kind of grid can improve the marginal reaction current density in a certain degree

    我們通過手工製作了三維導電體板柵,並成功的應用於電池的正作為正的板柵,這種三維導電體板柵能夠在各種不同的放電電流密度下提高正利用率7 9 ,能夠使電池正板的電化學阻抗降低到普通板柵的1 10左右,使正板的哈爾濱j _程大學碩十學位論文限反應電流密度略有所提高,但是這種板柵的耐腐蝕能很不理想,使得所製作電池的壽命很短。
  19. From the experiment we have found out that the carbon fibre can improve the anode performance when it was used as pam additive and meanwhile it can have some benefits to the anode life. when its content at 0. 2 - 0. 3 % in pam can achieve its best result and under this situation it can improve the utilization of pam by 5 % at different discharge current. carbon fibre and sulfate sodium is used as complex pam additive and its effect is better than that of carbon fibre which alone is used as additive

    通過實驗我們發現,碳纖維作為鉛酸電池的正添加劑能提高鉛酸電池正能,並且對電池正板的壽命有一定的好處,當碳纖維在正中的含量為0 . 2 0 . 3能得到最理想的效果,這個時候能在各種不同的放電電流下提高正的利用率5左右,並且能夠使板的電化學阻抗降低。
  20. It can remove water content, gas, impurity in oil as well as polar material in degraded oil, reduce acid number, medium loss number, remove free carbon and enhance withstand voltage and quality to guarantee operation of electric equipment

    可作為電力變壓器大修專用過濾設備,不但能高效去除油中的水分氣體雜,而且能快速除去老化變油中的極性物質,降低油液酸值,介損值,除去游離碳,提高油的耐壓強度和油的量,確保電力設備正常運行。
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