新型电池的原理和锂离子电池的原理相同,都是通通过在充电电极和放电电极之间移动钠离子或钾离子进行能量的存储和利用。相比较之下,这种电池是非常便宜的。
It relies on the same principle employed in lithium-ion batteries-moving sodium or potassium ions between electrodes during charging and discharging-but does it much more cheaply.
加热和充电的结合释放出电子, 电子通过真空管加速撞击到对面充满正电的电极上。
The combination of heat and charge releases electrons, which accelerate through the tube and strike a positively charged electrode at the other end.
这种电极可以在4000此循环充电后继续维持83%的能源,仍可在用,而相比之下,蓄电池只能循环充电几百次,锂离子电池可以循环1000次。
The electrodes maintain 83 percent of their charge capacity after 40, 000 cycles-in comparison, lead-acid batteries last a few hundred cycles, while lithium-ion batteries typically last for 1, 000.
然而,通过在电池化学成份上注入新的电极材料使得固态或液态电池充电分分钟搞定,这一巨大改进也取得可喜进展。
However, radical changes in battery chemistry-solid-state batteries, and liquid batteries you can recharge in minutes by pumping in new electrode materials-also made encouraging progress this year.
让蓄电池制造商左右为难的是,充电的速度取决于电解质与电极之间接触的面积。
The battery-maker's dilemma is that the recharging rate depends on the area of contact between electrolyte and electrode.
重要由于除颤器产生的波形由病人身体的电阻抗所决定,因此只有当电极放置于病人体表后方能开始对除颤器进行充电。
Important Since the waveform (duration and amplitude) from the defibrillator depends on patient impedance, defibrillator charging must only start after the electrodes have been placed on the patient.
使用电极栅使粉末充电并沉积在接地的工件上的一种流化床设备。
A fluid bed equipped with an electrode grid to charge powder so that it is deposited on an earthed component.
使用陶瓷纸作电极的电池也因此能够快速充电,但在高电流密度时同样会快速放电。
Batteries with ceramic paper electrodes could therefore be charged quickly, but also discharged quickly to allow for high current densities.
本文讨论了TFT有源矩阵的性能,描述了在像素电极上充电或放电的电压精度要求,介绍了TFT-LCD的最新进展。
The requirements of charging or discharging voltage accuracy on pixel electrode is described. The recent progress of TFT-LCD is also reported.
实验结果说明,拉伸前后的这类共聚物薄膜均是极性材料,即充电极化后的材料内部同时存在取向偶极子和俘获空间电荷。
Experimental results point out that the said copolymer electret film is a polar material, i. e. there exist both oriented dipoles and deposited space charges in the film after charging.
利用热脉冲技术研究了不同湿度下电晕充电的聚酰亚胺薄膜沉积电荷平均深度向背电极的迁移规律。
The rule of the shift of the mean charge depth at different environmental humidity was discussed for this electret material by heat pulse method.
膜电导的上述行为可用离子在膜中的扩散解释,还可用电荷对电极等效线路的充电解释。
The kinetic mechanism for the behaviour of membrane conductance was given according to the ion diffusion in the membrane and the charging process in the equivalent circuit.
通过三电极电池研究发现,锂离子电池在低温充电过程中出现的金属锂的沉积与电解液种类、充电倍率和截止电压等因素有关。
We found by the three-electrode experimental cell, deposition of metallic lithium during low-temperature charging is related to electrolyte, charging rate, cut-off voltage and so on.
叙述了银电极的充电特性,提出了改进和提高银电极充电效果的措施。
Charge characteristics of silver electrode is introduced, and some measures of improving charge effect of silver electrode are put forward in this paper.
现在在该压电元件(102)的一个第二电极(113)上施加了该充电电位。
The charge potential is then applied to a second electrode (113) of the piezoelectric element (102).
加热和充电的结合释放出电子,电子通过真空管加速撞击到对面充满正电的电极上。
The combination of heat and charge releases electrons, which accelerate through the tube and strike a positively charged electrode at the other end. The rays are created by the energy of the impact.
添加有纳米结构粉末的镍电极具有更高的反应活性及更小的电化学反应阻抗,充电时氧气析出电位也比较高,因而表现出优良的电化学性能。
These superior performances can be attributed to the higher reaction activity, lower electrochemical impedance and higher oxygen evolution potential for the nanostructured nickel hydroxide electrodes.
交流阻抗谱结果显示在双向脉冲充电下,锂电极的表面积增长较直流充电时缓慢。
The results of the impedance measurement show that the surface area increases much slower in bipolar pulse current charge process than that in DC charge process.
分析表明:突变现象是感应充电进入电晕充电的固有特性,电压降低,电流突然增大,产生突变,且不稳定的起始(着火)电压与电极的结构形式、尺寸、液体介电物理性质有关。
It is found that the instable start (ignition) voltage is related to the structure and the size of electrode as well as to the physical property of liquid electric inductivity.
讨论了充电电流与放电电流以及钻离子注入对碱性镍电极性能的影响。
Effects of charge and discharge currents as well as cobalt implantation have been discussed.
镍氢电池负极用贮氢合金电极材料的充电电流效率对电池的密封以及能源节约都具有重要的意义。
The current efficiency during charging is important for the seal of nickel-metal hydride secondary battery and the saving of energy.
对近年来的研究进展进行了总结,并预测了可充电锌电极的应用前景。
The progress and the application prospects of rechargeable zinc electrodes were forecasted.
通过自组装修饰金电极的界面微分充电电容和膜的覆盖率考察了NS在环己烷中自组装膜的成膜动力学。
Using electrode interface capacitance and surface coverage to investigate the formation kinetics of NS monolayer in hexahydrobenzene solvent.
这种电极可用在锂离子可再充电电池中。
This kind of electrode can be used in rechargeable battery of lithium ion.
而且碳的电极电位与锂的电位很接近,当电池过充电时,金属锂可能在碳电极表面析出,形成枝晶而引发安全性问题。
Moreover, the potential of carbon is very close to that of lithium, when overcharge, the metal lithium will separate out on the surface of carbon, which is the intrinsic safety we must concern.
它是一种理想的嵌入型电极材料,具有充电次数多、充电过程快、安全等特点,这使其成为研究新型锂离子电池负极材料的热点。
It has advantages in reversibility, kinetic of charge-discharge process and safety performance, and becomes the hotspot of research in anode material.
它是一种理想的嵌入型电极材料,具有充电次数多、充电过程快、安全等特点,这使其成为研究新型锂离子电池负极材料的热点。
It has advantages in reversibility, kinetic of charge-discharge process and safety performance, and becomes the hotspot of research in anode material.
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