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- An opto-electronic current transducer based on AC-DC converter is presented.It can be used for measuring the RMS value of AC current. 提出一种基于交流-直流变换器的光电式电流传感器,可用于工频电流有效值的测量。
- AC current transducer 交流电流转换器
- Only AC current above certain frequency can be measured accurately. 只有高于某些频率的交流电流才能被准确的测到。
- The DC into AC current adjustable frequency that the inverter on. 将直流变为频率可调的交流电流就称逆变。
- AC current is measured using a Peaktech 4010 desktop RS232 multimeter with 0.02A accuracy. 交流输入电流以桌上型万用表良测,具有RS232介面并有0.;02安培的精度。
- As for differential protection based on full current sampling, optical current transducer (OCT) possesses unmatchable advantages. 在基于全电流的采样值差动保护中,光学电流互感器具有无可比拟的优点。
- A type of current transducer to the optical measurements of high-voltage current using ferrofluid films has been studied. 研究一种用磁性流体薄片对高压电流进行光学测量的电流传感器。
- Abstract:The current transducer magnetism characteristic test instrument is mainly developed to measure the time-constant and remanence coefficient. 摘要:研制的测试仪主要用于测量互感器的二次侧时间常数和剩磁系数。
- The new black dragon 3 powercord provides greater AC current capacitance with the conductor winding twice as large as the silver dragon power cord. 黑龙3电缆提供更强大的交流电负载能力;因为它的导体缠绕达到了银龙的两倍.
- It is not like any other manufacturers motors which are power-synchronized - and therefore sensitive to the fluctuations of your AC current. 它不是象力量同步的任何其他制造商马达-并且敏感对您的AC潮流的波动。
- Liu Ye, Wang Caitang, SuYanminetal.Birefringent effect of three phase optical current transducer system[J].Journal of Xi'an Jiaotong University, 2003, 34(2): 24-27. [7]刘晔;王采堂;苏彦民;等.;三相光学电流互感器的双折射效应研究[J]
- The principle and technique of Rogowski current transformer, magneto-optic crystal current transducer, electro-optic voltage transducer and digital measuring system are described. 讨论了罗柯夫斯基电流变换、磁光电流变换、电光电压变换和数字量测系统的原理和技术。
- AC current is liable to have corrosive potential drift to active area, changes the form of metal polarization curve and thus increases the density of passive current. 交流电可引起腐蚀电位向活化区漂移、改变金属极化曲线的形状且增大钝态电流密度。
- Teng Lin, Liu Wanshun, Li Guicun et al.Optical current transducer and its application in protective relaying[J].Power System Technology, 2002, 26(1): 31-34. [2]藤林;刘万顺;李贵存;等.;光学电流传感器及其在继电保护中的应用[J]
- As shown in Figure 4-26, an AC current will flow from the LO terminal of the current source through the sample and to the voltmeter's LO terminal, then back to ground. 如图4-26所示,这样就会有交流电流从电流源的LO端,经过样品,流到电压表的LO端,再流回地。
- Air conditioning system will be one of the largest electrical amperage draws when you are under way, but use modest AC current when connected to shore power. / 当你在航行时,冷气系统将会是最耗电的电力设备之一,但是当接到岸电时,只要使用正确的AC交流电就可以了。
- Under DC condition the nucleation rate of recrystallization is much higher than that without current and is slightly higher than that annealed with AC current. 在施加直流电流退火条件下,再结晶速度比不施加电流退火时快得多,但施加交流电退火时的再结晶速度比施加直流电流退火时慢。
- Research purposes: By researching and developing differential current transducer used for leakage detecting,to adapt the ground protection of traction inverter in localization type A metro vehicle. 研究目的:研制开发用于漏电检测的差动电流传感器,以适应国产化A型地铁车辆的牵引逆变器接地保护的要求。
- The principle of phase discrepancy compensation of the tetragonal OCT (Optic Current Transducer) sensor head with dual layer optic circuit is analysed as well as its existing proplem. 分析了四角形双层光路光学电流互感器(OCT)传感头的位相差补偿原理及其存在的问题,进而提出了一种结构更为简洁,性能更加优越的光学电流互感器传感头方案;
- XRD analysis revealed that magnesium hydroxide was still the unique corrosion product in the simultaneous presence of dc and ac currents. XRD分析表明,有交流电干扰时镁阳极腐蚀产物仍然只有Mg(OH)_2,这与单纯直流放电时的结果一样。