比能量

金属氢化物-镍（MH／Ni）电池由于具有较高的比能量和比功率、较长的循环寿命、适中的价格以及对环境友好等优点，是电动工具、混合电动车的首选电池。

Nickel-metal-hydride ( Ni-MH ) battery is widely used in electric tools and hybrid electric vehicles due to its high specific energy and power , long cycle life , reasonable price and environmental friendship .

其最大充放电电压可以达到1.4V，比能量和比功率分别达到6.5Wh/kg和30kW/kg。

The maximum charge-discharge voltage was 1.4 V , the specific energy of 6.5 Wh / kg and the specific power of 30 kW / kg were obtained .

实验结果还表明，可以用爆炸时刻的比能量eb作为电爆炸金属导体的一个特征参数。

From the results , the anthor suggests that electrically exploded metal conductors may be characterized by specific energy eb at burst time .

四乙基溴化铵作为一种正极添加剂能很好地与溴络和。当在电池的正极中添加适量的含四乙基溴化铵的混合添加剂时，电池的比能量高达46.8Wh／kg。

When proper amount of tetraethyl ammonium bromide is added to anode , specific energy of the battery could go up to 46.8Wh/kg .

Li（1+x）V3O8具有比能量高，锂嵌入量大等优点，是一种非常有发展前途的锂离子电池的正极材料。

Li1 + xV3O8 is regarded as a promising cathode material in Li ions battery , for its high capacity and special electrochemical performance .

但当堆积密度过高时，其质量比能量反而会随之下降.由电镜的观察知道，堆积密度较高的PAn电极，其孔隙较小，孔隙的分布也较均匀。

But the too high bulk density decreases its gravimetric energy density because the PAn electrode with high bulk density has smaller and more uniformly distributed pores observed by SEM .

辐照的HDPE与PET共混，使共混转矩和比能量消耗增加；但HDPE辐照一个月后再与PET共混，则使共混转矩和比能量消耗降低。

The torque and specific energy consumption were increased when blending PET with irradiated HDPE , however , those were decreased by blending PET with HDPE which was irradiated for one month .

采用固体电解质膜的直接甲醇燃料电池（DirectMethanolFuelCell，简写DMFC）由于结构简单、无液体电解质、比能量高等优点，近年来成为国际上的研究热点。

The direct methanol fuel cell ( DMFC ) with solid electrolyte membrane become the international research focus in recent years due to its advantages , such as simple structure , anhydrous electrolyte and high energy density .

镍金属电池，特别是MHNi电池，比能量和比功率较高，实现了商品化，目前已经作为铅酸电池的可替代动力电池。

Nickel metal batteries , especially Ni-MH battery , which have higher specific energy and specific power , have been commercialized and have substituted for lead-acid battery as the power of EVs .

为了得到比能量高、晶型稳定的αNi（OH）2，使用恒流放电方法，研究了添加剂Al，Co对αNi（OH）2电化学性能的影响。

In order to obtain stable α - Ni ( OH ) 2 with high specific energy , the effects of doped elements Al and Co on the electrochemical performance of α - Ni ( OH ) 2 were studied .

在一实际煤粉火焰条件下，计算了可在单膜（SF）模型中直接应用的可比能量分配系数，并与传统SF模型的取用值进行了比较。

Under a practical pulverized coal flame condition , the comparable energy distribution coefficient was calculated and compared with the value used in the traditional single film ( SF-CO ) model .

终止电压为1.0V时，锌空电池比能量可达427Wh/kg。

The specific energy of Zn-air battery reached 427 Wh / kg at cut off voltage of 1.0 V.

聚苯胺堆积密度和电解液对Li-PAn电池比能量的影响

Effect of bulk density of polyaniline and the electrolyte on energy density of Li-PAn battery

直接甲醇燃料电池（DMFC）由于具有结构简单、燃料便于携带、方便储存、理论比能量高等优点，在小型可移动电源和微型电源方面具有广阔的应用前景。

Direct methanol fuel cell ( DMFC ) is viewed as a promising power source for various portable devices due to its simplicity in structure , convenience in storage and higher energy density of the system .

比能量高，性能优良的金属氢化物镍电池（MH-Ni）在电子、通讯、计算机等行业的应用相当广泛，在电动汽车领域也将得到广泛应用。

Metal hydride nickel ( MH-Ni ) batteries with high energy density and excellent properties , was widely used in many fields such as electronic industry , communication , computer and electric vehicles .

MH-Ni电池的质量比能量优于阀控式铅蓄电池，但它的价格高于后者，而低于锂离子电池。

The specific energy of Ni-MH battery was superior to that of VRLA battery , but the price of Ni-MH was higher than that of VRLA battery and lower than that of lithium ion battery .

正极铅膏中加入适量四氧化三铅，选取适宜的电液量及电液密度等手段，提高了电池的比能量达40Wh／kg，改善了低温性能。

In addition , adding proper Pb 3O 4 in positive plate and selecting appropriate quantity and density of electrolyte could increase the specific energy up to 40Wh / kg and improve the performance at low temperature .

直接甲醇燃料电池（DMFC）由于用甲醇作燃料，在运输、储存和使用等方面具有很高的安全性，加上甲醇的比能量很高，正日益受到人们的广泛关注。

Direct methanol fuel cells ( DMFCs ) use methanol as fuel , in the transport , storage , use and so on has high security , coupled with a high specific energy , so methanol as fuel have attracted increasingly attention .

采用6kwCO2激光器和同步送粉熔覆技术，从比能量对熔覆层质量的影响入手，引入优化因子，结合搭接质量，对工艺参数进行了优化研究。

By using a 6 kW CO2 laser and synchronous powder feeding system , the processing parameters have been investigated combining with the influence of specific energy on the quality of cladding layer , optimal factor and the overlapping quality .

实验结果表明，此电池具有很高的比能量，按正极活性物质计算高达1500～2000W·h/Kg。

The results of experiment indicate that the battery has a quite high energy of 1500-2000 W · h / kg , which were calculated according to the cathode-active substantial amount .

直接甲醇燃料电池（DMFC）是直接以甲醇为燃料的电化学能量转化装置，具有系统简单、比能量高、污染小、燃料便于储运等优点，DMFC是未来理想的移动电源系统之一。

Direct methanol fuel cell ( DMFC ) is an electrochemical energy-conversion device which directly uses methanol as fuel . DMFC has the advantages of simple in system , high energy density , and convenient fuel storage and transportation . It is an ideal portable power source in the future .

直接甲醇燃料电池（DMFC）以甲醇为燃料，具有比能量密度高、结构简单、使用方便灵活等特点，在手机、笔记本电脑等可移动电源领域具有广阔的应用前景。

Direct methanol fuel cell ( DMFC ) using liquid methanol as fuel , is promising for portable application such as cell phone , laptop computer and other electronics because of its high energy density , simplicity of structure ( no additional equipment such as fuel reformer ) and maintenance .

医用高能光子水吸收剂量测量规范TRS-277与TRS-398比较高营养密度食物提供营养素的百分率比能量供给百分率高。

Comparison between TRS-277 and TRS-398 : absorbed dose to water for clinical high-energy photon beams Foods with a high nutrient density are foods that contribute a high percentage of the nutrients in relation to the calories provided .

对隔膜改性后，电池的比能量提高了26.06%。

The specific energy of battery has increased 26.06 % after membrane modification .

较高的质量比能量（Wh/kg）；

High gravimetric energy density ( Wh / kg );

利用波文比能量平衡法，分析了不同阶段冬小麦田的能量交换；

Based on the BREB , energy partitioning in winter wheat field is explored .

本文就比能量控制打浆度的数字模型进行了分析研究。

This paper analyses the digital model for power - controlled pulp - beating degree .

仿真结果表明，循环谱检测算法具有比能量检测算法更高的检测灵敏度。

According to the simulations , the cyclostationary detection performs much better than energy detection .

由于锂离子电池的比能量密度和比功率密度均为镍镉电池的4倍以上，近年来锂离子电池以年均20%的速度迅速发展。

Lithium ion battery has 4 times specific energy and specific power than Nickel-Cadmium battery .

摘要：锂空气电池因具有与汽油相当的理论比能量而受到全世界的广泛关注。

Abstract : Lithium-air batteries with considerable theoretical specific energy as gasoline have attracted worldwide attention .