极化电压
- 网络Polarization voltage;polarized voltage
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检测系统包括TP801单板计算机、基于D/A转换的极化电压波形发生器、恒电位系统和壁面射流电化学池(WallJetElectrochemicalCell)。
The detector system consists of a single-board microcomputer TP-801 , a polarization voltage generator based on a digital / analog converter ( DAC ), a potentiostat and a wall-jet electrochemical cell ( WJC ) .
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提出了以蓄电池极化电压和蓄电池的荷电状态为输入变量,以去极化脉冲的宽度作为输出并根据蓄电池电解液温度进行修正的实时去极化策略。
A realtime depolarization strategy is put forward that takes polarization voltage and SOC as inputs , and the width of depolarization pulse , revised by solution temperature , as output .
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建立了包含极化电压动态模型、氢氧有效分压动态模型、热力学动态模型的PEMFC综合动态模型。
This paper builds a comprehensive dynamic mode of PEMFC , it includes the voltage dynamic model , hydrogen and air supply dynamic model , thermal dynamic model .
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光镍镀层在NaCl水溶液中的腐蚀电位高于哑光镍镀层的腐蚀电位,且在相同的极化电压下光镍镀层的阳极溶解速度远小于哑光镍的溶解速度。
The corrosion potential of the bright coating in the NaCl aqueous solution was more positive than that of the dull coating , and the anodic dissolving rate of the bright one was also far lower at the same polarization potential compared with the dull one .
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试验结果表明,极化电压、极化温度和极化时间等均对硅橡胶的TSC特性有一定影响,主要体现在低温区曲线形状的变化及最大幅值的出现;
The experimental results show that the TSC characteristics of SIR are influenced by different experimental parameters . The TSC shape at low-temperature areas is different under varied polarizing voltage and polarizing temperature , whereas the highest peak value of TSC almost keeps the same value .
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该电离室的灵敏体积约为271cm3,在极化电压为300V时,电离室的离子收集效率约为99.96%,总位置灵敏度变化小于0.3%。
The chamber has a sensitive volume of about 271 cm3 with 99.96 % efficiency of ions collection at 300 V chamber bias , and the variation of source move sensitivity is less than ± 0.3 % for source position .
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还考察了极化电压等条件与响应的关系.电小天线评述
The conditions of polarized voltage etc. Survey of Electrically Small Antennas
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2减少极化电压;
To decrease polarization intensity ;
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研究了组成、电板以及极化电压对其介电性能的影响。
Effects of constitution , electrode and poling electric field on the dielectric properties of the composites were studied .
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对两种极化电压下的横联差动电流方向保护的选择元件在同杆并架双回线故障下的动作行为进行了研究。
This paper analyses selectors of transverse differential current direction protection using two types polarizing voltage for double circuit lines on the same tower .
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放大器漏减功能可漏减单一去极化电压幅度所诱发的漏电流,但不能同时对不同电压幅度系列去极化所产生的稳态漏电流进行追踪漏减;
Axon patch clamp amplifier leak subtraction could subtract the leak current produced by single depolarizing pulse but not the leak current produced by a series of different step depolarizing pulses .
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光纤经上述处理后将具有电光效应,电光系数的大小与极化电压成正比,并且与极化温度,极化时间和样品组分有关。
After above process , the electro-optic effect emerges . The electro-optic coefficient is proportional to the poling voltage and also related to poling temperature , time and components of samples .
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压电能量收集器是利用环境振动诱导压电结构变形,引起材料内部的正负电荷中心分离,从而产生极化电压。
The piezoelectricity energy collector is distorts piezoelectricity structure using the ambient vibration induction , causes the material interior positive and negative electric charge center separation , thus produces the polarizing voltage .
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当施加3.0kV左右的极化电压时,热极化优化时间约为16min,最佳热极化加热温度约为190℃。
When around 3 kV is applied on the device with side polished fiber , the optimum poling duration is about 16 min and the optimum ambient temperature for thermal poling is about 190 ℃ .
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对均匀间隙和不匀均间隙式电容传感器的稳定性进行了分析,给出这两种临界极化电压及可动系统临界位移的计算方法,并针对实际传感器进行了计算。
The stability of uniform gap and nonuniform gap capacitive transducer is analyzed in the paper . Two sorts of critical polarization voltage and critical displacement of mobile system and also the actual transducer are calculated .
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选取部分样品,采用不同的极化电压、极化温度和保温时间,测试其压电性能,确定最佳的极化工艺制度。
Picks up various compositions , adopts different poling voltage , poling temperature and maintained different time at poling voltage , and makes sure the best poled craftwork system by measuring the samples ' piezoelectric properties .
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验证结果表明,燃料电池极化电压模型能够描述燃料电池稳态输出特性,根据电化学理论提出的燃料电池极化电压理论&经验模型的方法是可行的。
It is shown by test results that the fuel cell electric polarization pressure model can describe its steady output characteristics , and the theoretical-empirical model of fuel cell electric polarization pressure presented based on electric chemistry theory is feasible .
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对上转换荧光光谱的观测,极化电压变化引起积分光强的变化,期望能够为应用荧光探针来研究铁电陶瓷极化状态提供实验依据。
Upconversion luminescence observations indicate that integral intensity of fluorescence changed when the polarization voltage changes , this phenomenon provide a experimental evidence to the one idea which hope that application of fluorescent probes to study the polarization state of ferroelectrics .
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研究还发现当探针施加的极化电压足够大,由边沿效应在非扫描区域产生的场强大于该区域的矫顽场时,也会诱导该区域的畴发生反转。
Some domains can reverse at low polarization voltage , but others reverse at high polarization . This thesis also reveals that when electric field produced by edge effect in non-scan area was larger than coercive field of this area , domains would reverse .
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阳极极化过电压满足Tafel方程,其常数a和b分别为0.53和0.16。
The overvoltage has obeyed the Tafel equation , and constants of a and b are 0.53 and 0.16 , respectively .
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去极化作为电压门控性钙通道的调节信号
Depolarization as a regulatory signal at voltage gated calcium channels
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探寻了可见光诱导铌酸锂晶体畴反转的形成机制,认为光诱导晶体畴反转的主要原因是光激载流子迁移改变了晶体内部的局域电场,造成了晶体极化反转电压的降低。
We studied the mechanism of the visible light-induced domain switching in the lithium niobate crystals , and considered that the main factor is the movement of light-induced carrier , which modified the local electric field in the crystals and then resulted in the reduction of the domain switching voltage .
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双因素方差分析阳极化时间和电压对胶接耐久性的影响
Using Double-Factor Variance Analysis to Determine the Effect of Anodizing Time and Voltage on the Durability of Adhesive Bond
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根据测得的稳态极化电流与电压曲线.得出体系的电子电导主要为空穴电子电导;
It is proved that the electronic conductivity of the system is mainly composed of the cavity conductivity according to the measured steady curve of current to voltage .
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析气是由于充电过程中的极化导致充电电压升高,而慢脉冲充电方法可有效地消除极化;
The reason of outgoing gas is that the charge voltage goes up from polarization , but the slow pulse charging method can availably remove the problem of polarization .
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通过两层金属膜对极化聚合物加电压,利用聚合物材料电光效应和导模共振吸收峰对聚合物折射率的敏感特性,通过反射光强的测量来确定作用电压的变化值。
Owing to the electrooptical effect of the poled polymer , and the sensitive feature of its refractive index to the resonance obsorption peak of the guided mode , the voltage change can be determined through the measurement of the light intensity when applying voltage on the poled polymer .
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该模型不但与阈值电压、沟道饱和电流等器件参数相关而且充分反映了剩余极化、矫顽电压等铁电栅介质极化特性对器件ID-VG特性的影响。
The model comprises the main parameters such as threshold voltage and the ferroelectric polarization properties .
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将各动态模型对系统输出的影响进行了较为详细的分析,仿真分析了在不同运行条件下PEMFC综合动态模型的极化曲线、输出电压、功率以及效率的动态响应。
It provided a detailed analysis of the impact on the system output from the dynamic model . A simulation and analysis of the dynamic response of the comprehensive dynamic model of PEMFC polarization curve , the output voltage , power and efficiency in different operating conditions .
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采用不同的极化温度、极化电压和极化时间对样品进行极化,测试其压电性能。
The samples were poled at different temperature and voltage and maintained different time at poling voltage .
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界面层的存在使介电系数、自发极化、矫顽电压、漏电流都与薄膜的厚度有关。
Dielectric constant polarization coercive voltage and leakage current have relations with the thickness of thin films because of the interface layer .