charge-discharge efficiency 中文意思是什麼

charge-discharge efficiency 解釋
充放電效率
  • charge : vt 1 填;裝(子彈);充(電);使飽和;使充滿;堆積,裝載。2 命令;促;諭示,指令。3 責備;告誡。...
  • discharge : vt 1 發射(炮等),打(槍),射(箭)。2 起,卸(貨)。3 排泄,排出,放出(水等)。4 釋放;解除,...
  • efficiency : n. 1. 功效。2. 效率;效能;實力,能力。3. 【物理學】性能。
  1. 4. through the galvanostatic charge / discharge experiments with different schedules, it was found that mn ( ) / mn ( ) in acidic media as half - cell in a novel redox flow system is practically feasible in that it has such advantages as low cost, high open voltage, a certain coulombic efficiency with low charge / discharge current, and long cycling life. in the second part, cosn alloy and cu - sn samples were synthesized firstly by h2 - reduction following solid - state reaction between co ( ii ) 、 cu ( ii ) 、 sn ( iv ) 、 and naoh at ambient temperature

    並研究了其分別作為鋰離子電池陽極材料在1mol / llipf6 / ec + dmc電解液中的恆流充放電性能,各樣品均存在較大的首次不可逆容量損失; 10個循環內cu - sn可逆放電容量可保持在280mah / g以上,而第十周時cosn 、 cu6sn5的可逆放電容量分別為50mah / g和60mah / g 。
  2. Efficiency improved charge and discharge control circuit

    可提高放電效率的充放電控制電路
  3. The coupling from the pulse jet in the nozzle to the unsteady flow in the tube was discussed. and the relations between the parameters of gas charge and discharge, structure, working, flowing in tube and ideal cooling efficiency were established. the theory foundation of the influence of pulse jet on the flowing in the tube and characteristic would be built

    探討了脈動射流與管內非定常流動的耦合問題,建立了脈動射流有關參數如進、排氣參數、結構參數、運行參數等和振蕩管內流動參數及理想製冷效率之間的普遍聯系,為研究脈動射流參數對振蕩管內流動及其性能的影響打下了理論基礎。
  4. The charge and discharge performances of different composites were studied by the charge and discharge ; the structures of composites were characterized by sem ; the electrochemical properties of sulfur positive materials were characterized by cyclic voltammetry and eis. we studied the charge process, discharge process, charge - discharge efficiency, self heat, and self - discharge of lithium - sulfur system on system shuttle constant, conduct the mechanism of these processes and simply analyse them

    以充放電技術研究了不同類別復合正極的充放電性能;以掃描電鏡技術觀測了復合正極的表面形貌;以循環伏安技術和交流阻抗技術研究了復合正極電極的電化學性能;並初步探討了鋰-硫電池體系中充電過程、放電過程、充放電效率、自熱和自放電等對體系飛梭常數的影響,推導了這些過程的機理並簡要的進行了分析。
  5. All vanadium redox flow battery is a new - style and environmentally friendly energy storage battery that has many characteristics such as instant recharge by replacing the spent electrolytes, discharged at large current density, really fully discharged ( 100 % ), increasing storage capacity easily, a theoretically unlimited life, sim - ple operation and maintenance. therefore, it is undergoing a exciting development and commercialization. however, there are still some questions to be solved during its commercialization, such as how to prepare highpurity vanadium electrolyte, to enhance its energy density and efficiency, to improve its charge / discharge performance. so it is very important for improving the perfoemance of vanadium redox flow battery and its commercialization to select adaptive electrode materials, to investigate the mechanism of the electrode reaction and to select some additives

    如何制備高純度的釩液流電解質、進一步提高釩電池的能量密度和效率,提高其充放電性能,是釩電池實用化過程中需要解決的問題。因此,選擇合適的電極材料,進一步探討釩離子的電極反應機理,研究釩電池在充放電過程的變化,適當選擇並探討添加劑對釩電池電行為和性能的影響,對進一步改善和提高釩電池的電性能以及釩電池的實用化具有重要的理論意義和實用價值。
  6. The redox of v ( ) / v ( ), v ( ) / v ( ) couple on the graphite displayed one electron quasi - reversibility. it is proved that trace in3 +, sb3 + can inhibit cathodic hydrogen evolution during the charge process by increasing the hydro - gen overvoltage in addition that sb3 + is a stabilizing / kinetic enhancing ion. during the charge / discharge process, cross - mix and self - discharge rarely happened. the maximal energy density of the lab - level vanadium battery is 21 wh / kg. the capacity efficiency of the lab - level vanadium battery is as high as 94. 7 %

    釩電池充電末期,會發生水的電解反應,痕量銦離子的加入提高了析氫過電位,抑制了充電過程中負極氫氣的析出;銻離子的加入不僅可以抑制氫氣的析出,還提高了正極反應速率,增強了正極表面的穩定性。實驗中得到的最高質量比能量為21wh / kg ,充放電過程中僅有極少的交叉混合和自放電發生,自製釩電池的容量效率可高達94 . 7 %
  7. The supercapacitor is a new type of electrochemical energy storage devices between rechargeable batteries and traditional electrostatic capacitors, and it has high power density, high charge / discharge efficiency and long cycle life

    超大容量電贗電容器是一種性能介於電池和傳統靜電電容器之間的新概念高功率儲能器件,具有功率密度大、充放電效率高、循環壽命長等特點。
  8. As the temperature of pyrolysis and the soak time increasing, the carbon materials become more stacked, the specific surface area reduces, both reversible capacity and irreversible capacity decrease, the initial coulumbic efficiency increases, and the hysteresis in the voltage profile between charge and discharge is cut down

    隨著熱處理溫度的升高和恆溫時間的延長,所得炭材料的有序化程度增加,比表面積減小,可逆嵌鋰容量與不可逆容量均減小,首次充放電效率增大,電壓滯后現象得到抑制。
  9. Though it has complete technique and low price using that two method of rectifying, it also has many disadvantages. so, high frequency, high efficiency and small volume. a high - efficiency, high - power and energy - saving pwm storage battery charge and discharge system is presented in this paper

    傳統的充電機大多採用直接整流或晶閘管整流,雖然技術成熟、價格低廉,但存在許多缺點。為此本文針對實際需求,對pwm蓄電池充放電系統進行研究,設計了一種高效、高功率、節能的蓄電池充放電系統。
  10. The results indicated that the electrochemical reversibility and charge / discharge efficiency on spectral pure graphite electrode are superior to that on the other two, and the possible causes of these differences are presented

    結果表明:其在光譜純石墨電極上的電化學可逆性、充放電效率最優,處理石墨上次之,而在未處理石墨上的表現不理想。
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