The dark current, charge collection efficiency and time response properties of CVD diamond film detectors are studied based on experiments and their theoretic analysis. 通过实验测量和理论分析,从载流子动力学角度研究了用于脉冲辐射探测的CVD金刚石薄膜探测器的适用结构、电荷收集效率和时间响应性能。
Charge collection efficiency of chemical vapor deposition diamond film detector to alpha-particles 化学气相沉积金刚石薄膜探测器对α粒子的电荷收集效率
It is also discussed how to prolong the lifetime of the battery, to raise the charge efficiency, to save electrical energy and so on. 并就如何延长电池使用寿命,提高充电效能,节约电能等问题进行了讨论。
The result also shows that decreasing electrode packing density can decrease charge voltage and concentration polarization, improve charge efficiency and improve discharge capacity. 适度减小压实密度,可以降低充电电压,提高充电效率,增加放电容量。
This paper computes the engine work process via simulation software, observes the effects on engine charge efficiency and available power after geometrical parameters of intake system has been changed, accordingly improves the engine intake system. 笔者通过发动机过程仿真软件对发动机工作过程进行模拟计算,观察改变进气系统的几何参数后对发动机充气效率以及有效功率的影响,来改进进气系统。
The effects of grid alloy, organic additives of lead paste, formation and assembly on charge efficiency of VRLA batteries were investigated; 通过对阀控密封铅蓄电池制造过程中的板栅合金、铅膏有机添加剂、化成、装配等分析,探讨了对充电接受能力的影响;
With increasing alpha-particle irradiation time, both the response current and the charge collection efficiency increased obviously. 随着α粒子辐照时间的延长,探测器的净电流和电荷收集效率均有明显增加。
Iron powder, Fe 3O 4 and graphite were mixed in different proportion, and the Fe electrode was prepared using the mixture and was assembled into Ni Fe battery. The charge efficiency of iron electrode was determined. 将不同比例的铁粉、Fe3O4和石墨混合均匀,制成涂片式铁电极并组装成铁镍蓄电池,测定铁电极的充电效率。
The pressure loss caused the increase in exhaust back pressure, leading to the decrease in charge efficiency. 压力损失使发动机的排气背压升高,引起充气效率下降;
Computing and Analyzing the Effect of Pressure Loss in Three-way Catalytic Converter on Charge Efficiency of Engine 催化转化器对充气效率影响的模拟与分析
Test and reduction methods in common use for readout noise and charge transfer efficiency ( CTE) of CCD camera are introduced briefly, their insufficiencies are pointed out, and then improvements are made. 简单地介绍了CCD相机的读出噪声、电荷转移效率(CTE)的常用测试和归算方法,指出了其中的不足之处。在此基础上,提出了改进的噪声和CTE的测试和归算方法。
The basic performance of Ni/ MH battery at high-temperature, such as the problem of charge efficiency, heat generation and the degradation of the capacity of hydrogen storage alloys was reviewed and analyzed. 综述并分析了MH/Ni电池在高温下的基本性能,包括充电效率、发热及合金的容量衰减问题;
Study on Charge Efficiency of Al-substituted α-Ni ( OH)_2 Al代α-Ni(OH)2充电效率的研究
Based on this theory, the effect of pressure loss on charge efficiency, then on power and fuel economy, was profoundly studied for the first time. 基于上述理论,第一次深入研究了三元催化转化器中的压力损失对发动机充气效率的影响,进而对其动力性、经济性的影响。
The pressure loss in three-way catalytic converter lead to the decreasing of charge efficiency, and the higher the speed, the larger the pressure loss, so the more notable the decreasing of charge efficiency. 三元催化转化器中的压力损失使发动机的充气效率下降,随着发动机转速升高,压力损失迅速增大,充气效率明显下降。
Development and technical progress of VRLA batteries in our country were introduced, such as increasement of floating charge voltage uniformity, modification of Pb-alloy, improvement of production technology, adoption of catalyst in batteries, enhancement of charge efficiency and cycle life; 概述了我国铅酸蓄电池在VRLA技术方面的发展与进步,主要表现在电池浮充电压均匀性的提高。
The charge efficiency is one of the factors in this process, which is mainly affected by inlet charge system and valve timing system. 进气和配气系统对汽油机充气效率有着决定性的影响,是汽油机换气过程的主要影响因素之一。
A direction is provided for optimizing the charge transfer efficiency based on the analysis of simulation results. 通过对模拟结果的分析,提出了提高电荷耦合器件电荷传输效率的具体意见。
Using the shaped charge efficiency of explosive and face symmetry filling cutting thoery, study about the series connection cutter effect to the casing pipe of oil well. 应用炸药的聚能效应和面对称装填切割原理,研究了串联切割器对油井套管的作用。
The results showed that charge rate has obvious influence on charge electrode potentials and charge efficiency and discharge rate has obvious effect on discharge performance; 结果表明:在实验选择的充放制度下,充电倍率对贮氢电极的充电电位、充电效率及放电倍率对放电性能有明显的影响;
Various methods for the improvement of high-temperature performance, such as the enhancement of the charge efficiency of positive electrode and the promotion of the corrosion resistance of negative electrode were summarized. 总结了各种改善MH/Ni电池高温性能的方法,包括提高正极高温充电效率和负极耐腐蚀性能。
When the ambient temperature rises, the charge efficiency increases. 环境温度升高,充电效率增加。
The results showed the spinel with different crystallinity exhibited different specific capacity and initial charge-dis charge efficiency. 结果表明:结晶度不同的材料具有明显不同的比容量和首次充放电效率。
Comparatively, the former has relatively higher charge efficiency, so it is frequently used in the technology of high voltage and large current discharge. 相比较而言,恒流充电具有较高的充电效率,所以在高压强流脉冲放电技术当中一般都采用恒流充电方式。
The results that whether the Zn-AgO battery can provide enough charge capacity and ensure enough charge efficiency were studied in the case that the charge voltage at constant voltage approached to the discharge voltage when Zn-AgO battery is used as UPS. 探讨了采用锌氧化银电池做UPS电源,在恒压充电电压与放电电压极其接近的情况下,能否保证足够的充电效率,能否提供足够的充电容量。
The utilization of the pressure wave in the intake pipe and exhaust pipe which not only make more exhaust gas out of the cylinder but also improve the charge efficiency and make more fresh gas. 合理的利用进、排气管中的压力波,不仅能使更多的废气排出缸外,而且还可以提高发动机的充气效率,使尽可能多的新鲜工质充入。
The detail measurements are: the first is to improve the engine charge efficiency by utilizing inertial effect; 具体做法:一是充分利用惯性效应,提高发动机充气效率;
How to improve the charge efficiency is the key technology of photovoltaic power generation, but the traditional charger cannon track the maximum power point of the photovoltaic cell, which reduces the charging efficiency and lead to the loss of energy. 如何提高充电效率是光伏系统的一项关键技术,传统的蓄电池充电技术无法追踪到太阳能电池的最大功率点,造成能量损失,利用效率较低。
Owing to this, this paper presents an efficient, fast and accurate charge pump efficiency optimization methodology based on statistics. 针对电荷泵效率优化的重要性,本文提出了一种基于数理统计学的高效、快速、准确的电荷泵效率优化方法。