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constant current     
相关语句
  恒流
     A 25kV/2A RESONANT CONSTANT CURRENT CHARGER
     25kV/2A谐振式恒流充电电源
短句来源
     Development of 150V/6A Constant Voltage & Constant Current Supply
     150V/6A恒压恒流电源的研制
短句来源
     50kV/4A HIGH VOLTAGE CONSTANT CURRENT SUPPLY
     50kV/4A输出高压恒流电源
短句来源
     Substituting Mm with La could enhance the capacities of the alloys. When x increased from 0 to 1.00,the capacity of the as-cast alloy with 60 mA/g constant current charge-discharge increased from 273.5 mAh/g to 304.5 mAh/g,the as-quenched alloy with a quenching rate of 10 m/s increased from 236.8 mAh/g to 300.3 mAh/g.
     La替代Mm,可以提高合金的放电容量,当x从0增加到1.00时,铸态合金以60 mA/g恒流充放电的容量从273.5 mAh/g增加到304.5 mAh/g,10 m/s淬速快淬态合金的容量从236.8 mAh/g增加到300.3 mAh/g。
短句来源
     CZJ-60/200 Energy-saving Automatic Constant Current Charger
     CZJ-60/200型节能恒流自动充电机
短句来源
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  恒电流
     Constant current chronopo-tentiometry is used to determine the relation between time and potential in Na_2B_4O_7-H_2O_2 medium and in Na_2CO_3-H_2O_2 medium.
     恒电流计时电位法测定Na_2B_4O_7-H_2O_2和Na_2CO_3-H_2O_2体系电位与时间关系.
短句来源
     Sn 0.995S 1.005 film is prepared by constant current cathodic electro-deposition under the conditions of pH=2.7,Sn 2+/S 2O 2- 3=1/5,J=3.0mA/cm2,t=1.5h.
     在溶液的pH=2.7,离子浓度比Sn2+/S2O2-3=1/5和电流密度J=3.0mA/cm2的条件下,用阴极恒电流沉积法在ITO导电玻璃基片上制备出了Sn0.995S1.005膜层,并用扫描电镜观察了该薄膜的表面形貌,发现其颗粒较均匀,粒径大小在200~800nm之间.
短句来源
     The effect of trace HgCl_2 on the electrochemical behavior of four kinds of aluminum anode(aluminum content was 99.999%,99.990%,99.820% and 99.500%)in 4 mol/L KOH solution was investigated by linear scan voltammetry,(AC impedance) and constant current discharge methods.
     用线性扫描伏安法、交流阻抗和恒电流放电等方法,研究了在4 mol/L KOH溶液中,微量HgCl2对4种铝阳极(铝含量分别为99.999%、99.990%、99.820%和99.500%)电化学行为的影响。
短句来源
     The system of Li/Li4Ti5O12 was tested by constant current charge-discharge,cyclic voltammetry(CV),electrochemical impedance spectrum(EIS).
     采用恒电流充放电、循环伏安法(CV)、电化学交流阻抗频谱(EIS)技术对Li/Li4Ti5O12体系进行电化学性能测试。
短句来源
     The Zn|ASPE|MnO_2 experimental battery presented discharge capacity of 210mAh/g at 1mA constant current discharge to 0.9V.
     Zn|ASPE|MnO2模拟电池以 1mA恒电流放电至 0 9V ,放电容量达 2 10mAh/ g。
短句来源
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  恒定电流
     After 1 000 cycles of charge/discharge at constant current density of 10×10–3A/cm2,specific capacitance is decreased only 10.7 %.
     经恒定电流10 mA充放电循环1 000次,衰减仅为初始容量的10.7%。
短句来源
     In this paper,a current perception threshold neurometer composed of a single-chip microprocessor 89C51,a precession harmonic oscillator and a high-voltage constant-current output circuit is developed,which can generate simple harmonic constant current with such frequencies as5Hz,250Hz,2000Hz and the output intensity ranging from 0.01 to10.00 milliamperes.
     开发一种以一片89C51单片机、一个精密正弦波发生器和一个高压恒流输出电路为核心,可产生3种不同频率(2000Hz、250Hz和5Hz)的正弦波精密恒定电流输出的感觉神经定量测定仪。 其刺激输出强度范围为0.01mA~10.00mA。
短句来源
     Study on the property of titania film under the constant current density by MAO
     恒定电流密度下钛微弧氧化膜的特性研究
短句来源
     METHODS: Constant current stimulations were delivered to the right amygdala of the rats once a day. The effects of nicardipine on the development and seizure of amygdala kindling were observed and the content of amino acid neurotransmitters in the brain of kindled rats was determined.
     方法:恒定电流每日一次刺激大鼠右侧杏仁核,观察尼卡地平对杏仁核点燃发展和发作的影响,测定点燃大鼠脑内各种氨基酸神经递质的含量。
短句来源
     Several types of temperature sensitive silicon diodes have been produced on trial by the different selection of the silicon material resistivity and the different design of the PN junction area. The relationship between the forward voltage V f and temperature T has been measured from room temperature to 120℃ under a constant current. The results indicate that the V f T characteristic presents an excellent linearity, and the maximum sensitivity comes up to 2.70 mV/℃ under 50 μA constant forward current.
     由硅材料电阻率的选择、结面积设计的不同,试制几种温敏二极管,在恒定电流下,测量室温至120℃温度范围内正向电压Vf与温度T的关系,测试结果表明,Vf-T特性曲线线性优良,在恒定电流为50μA下,灵敏度最高的可达2.70mV/℃.根据测试结果,对提高灵敏度等特性进行一些讨论.
短句来源
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  定电流
     Importance of Driving LED with Constant Current
     定电流对LED的重要性
短句来源
     The traditional controllers have disadvantage in adaptability and robust, for this reason this paper combines the advantages of the traditional PI controllers and ANN network controllers, and designs signal ANN adaptive PID controller for constant current mode.
     针对于传统直流输电控制器所存在的鲁棒性、自适应不足的问题,本文将神经网络与常规PID调节器控制思想相结合,充分利用PID控制器调节迅速和神经网络控制器自适应能力较强的优点,设计了定电流单神经元自适应PID控制器。
短句来源
     CZE system and PDA detector were used to separate and analyze the two neurotransmitters. The conditions such as 40mmol/L borax in water,injection at 20PSI pressure,constant current of 75μA and 10min separation time were set for the whole process. Detecting with wavelength of 200nm,the results showed the dopamine and 5-HT,separated completely.
     采用自由区带电泳法 (CZE) ,4 0mmol/L硼砂缓冲液 2 0PSI气压进样 5s ,定电流 75 μA分离 10min ,二极管阵列PDA检测器检测 ,应用 2 0 0nm检测波长 ,结果显示两种物质完全分离。
短句来源
     Principle and characteristic of constant voltage charge, constant current charge, pulse quick charge were analyzed;
     分析了铅酸蓄电池定电压充电、定电流充电及脉冲快速充电的原理及特点;
短句来源
     To ensure advantages of LED, it is one of key factors that driving LED with constant current.
     要实际体现LED (尤其是高功率超高亮度LED)的优点 ,采用定电流驱动方式必要条件之一。
短句来源
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  constant current
The unit ensures a high efficiency of conversion of the power-supply energy into the pump-pulses energy at constant current amplitudes within the entire pump pulse.
      
Crystals of a new radical-cation salt (DOEO)4[HgBr4] · TCE (I) (DOEO = (1,4-dioxanediyl-2,3-dithio)ethylenedioxotetrathiafulvalene, TCE = 1,1,2-trichloroethane) were synthesized by electrocrystallization method at constant current (i=5×10-6 A/cm2).
      
The conditions for appearance of a Rayleigh-Benard instability (RBI) induced by a constant current between two horizontal electrodes in solution containing electroactive ions and indifferent electrolyte (system with three kinds of ions) are analyzed.
      
Transport numbers of the 6Li and 7Li ions in solid electrolyte Li3AlN2 are estimated by passing a constant current and measuring their concentration distribution at 300°C.
      
It is established that the maximum resonant current is approximately as high as half the resonant constant current.
      
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This paper presents a method by which a complete set of static characteristics of a power tube, including that of positive grid region, can be seen all at once on the screen of a cathode ray oscilloscope. Use is made of pulse-technique and intensity modulation of a cathode ray tube. Circuits are given and explained for observing plate characteristics on the plate current-plate voltage plane as well as constant current contours on the plate voltage-grid voltage plane, the former being shown in fig. 11 and...

This paper presents a method by which a complete set of static characteristics of a power tube, including that of positive grid region, can be seen all at once on the screen of a cathode ray oscilloscope. Use is made of pulse-technique and intensity modulation of a cathode ray tube. Circuits are given and explained for observing plate characteristics on the plate current-plate voltage plane as well as constant current contours on the plate voltage-grid voltage plane, the former being shown in fig. 11 and the latter in fig 21. It is believed that the method here described will be of some help to tube manufacturers.

利用脉冲技术和阴极射线管栅极调亮法,可以在示波器上描绘出整套特性曲线,特别是正栅区域的特性。这个方法对于强力管的制造厂检验所制成品是否合乎规格时会有一些帮助。

1. The behavier of the autocatalytic electrode processes under constant current on planar and spherical electrode is discnssed. It is noted that there exists a characteristic maximum point on the potential-time curve. The inflnences of convection in solntion and curvature of electrode surface are also discussed.3. The current time curve of the autocatalytic electrode processes under constant potential on planar electrode is studied. There exists a characteristic minimum point on this curve.3....

1. The behavier of the autocatalytic electrode processes under constant current on planar and spherical electrode is discnssed. It is noted that there exists a characteristic maximum point on the potential-time curve. The inflnences of convection in solntion and curvature of electrode surface are also discussed.3. The current time curve of the autocatalytic electrode processes under constant potential on planar electrode is studied. There exists a characteristic minimum point on this curve.3. The method of determining the specific rate constant o?the autocatalytic reaction from the curves mentioned above is indicated.

1.讨论了在恒定电流电解下自催化的电经过程的情况,其特征是超电压对时间的曲线上出现极大点。 2.讨论了在恒定电位电解下自催化的电极过程的情况,其特征是电流对时间的曲线上出现极小点。 3.指出在上述两种情况下测定化学反应速度常数的方法。 4.讨论了对流及电极表面曲率的影响.

The electrode caa be polarized under various conditions by the multipurpose circuit prc-sented here. These polarizing conditions are: the constant potential polarization, the linearly changing potential polarization, the constant current polarization and a combination of the constant potential polarization with the constant current polarization (or linearly changing potential polarization). The charging curves of silver electrode in 10 N KOH solution under the last condition of polarization...

The electrode caa be polarized under various conditions by the multipurpose circuit prc-sented here. These polarizing conditions are: the constant potential polarization, the linearly changing potential polarization, the constant current polarization and a combination of the constant potential polarization with the constant current polarization (or linearly changing potential polarization). The charging curves of silver electrode in 10 N KOH solution under the last condition of polarization mentioned above arc recorded as a brief example.

本文提出了电极充电曲线繁用仪的线路全图,该仪器可以完成恒电流,恒电位及线性扫描电位三类充电曲线的测定,而且把极电位法与其他二类结合起来.

 
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