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- This provides reference to transformer DC resistance test. 为变压器直流电阻试验提供借鉴。
- At low frequencies, the DC resistance of a given conductor is essentially the same as its AC resistance. 在低频情况下,给定的导体的直流电阻实际上与其交流电阻一样。
- The bandwidth can be expanded by decreasing the compensation winding DC resistance or increasing theimpedance gain. 因此减小补偿绕组的直流电阻,即增大其阻抗增益,可以扩展系统的频带宽度。
- Internal electrodes feature low DC resistance, minimizing wasteful power consumption. 内电极特色为低直流阻抗;抑低无谓的电流损耗.
- The electrodes follow the ASTM Standard D257 entitled “DC Resistance or Conductance of Insulating Materials. 其电极满足ASTM标准D257“绝缘材料的直流电阻或电导”的要求。
- This paper analyzed the case of unbalanced DC resistance for on-load regulating transformator,and also presented some traeting method. 分析有载调压变压器不平衡的原因,找出可行的处理方法,使变压器直阻达到平衡。
- The AC/DC standard resistor is a resistance standard, which can be used in calibration of DC resistance and AC resistance. 交/直流标准电阻器为适用于直流及交流电阻校正之电阻标准器。
- This requirement for large capacitance yields a power supply with less internal DC resistance; that is to say, one providing close to the performance of an ideal power supply. 这一规定出土了大量电容直流电源内部阻力较少;也就是说提供一个理想的表现接近电源。
- The method to verify DC resistance box automatically using digital multipurpose meter is introduce as well as the software and program,and the error analysis is done. 介绍了用数字多用表自动检定直流电阻箱的方法及软件程序,并进行了误差分析。
- CH1200 winding turn tester can conveniently measure turns and DC resistance of windings, including that of motor, transformer, electronic engine, relay, etc. CH1200线圈圈数测试仪系列,能方便测试各种绕线线圈的圈数及直流电阻值。
- The hard ware and soft ware of three phase DC resistance welding micro controller is introduced in this paper.The theory of voltage auto compensating is specified too. 介绍了三相次级整流阻焊微机控制器的硬件结构及设计、软件设计及流程,并对网压补偿原理作了较详细的介绍。
- The paper introduces the saturable magnetic circuit method to measure the DC resistance of low voltage winding of large-size transformer with a practical application. 介绍了一例用助磁法测量大型变压器低压侧直流电阻的接线、仪器、测试过程和测试结果,讨论了助磁法运用于实际应注意的一些问题。
- When measuring winding DC resistance by sensibility load ohmmeter, the connection and the measure method shall comply with equipment technical requirements. 用感性负载速测欧姆计测量绕组直流电阻时;其接线及测量方法应符合测试仪器的技术要求.
- Also, cathode bias circuits (with bypass capacitors) are not very successful, since for DC bias purposes, the cathode resistor presents a high DC resistance equivalent at the anode, and the quiescent point is not very stable. 而且,阴极偏压电路(带旁路电容)也很难成功,因为直流偏压的原因,阴极电阻在屏级上表现出很高的等效直流电阻,这样静态工作点很难得以稳定。
- At last, we verify the effect of proposed algorithm by applying it to the DC resistivity monitoring data. 最后,以直流电阻率监测数据反演为例,验证所提算法的有效性。
- To use this calculator, enter the DC resistance and the inductance of your driver, click the "Calculate Values" button and the required component values will appear in the remaining text boxes. 若要使用此计算器,输入直流电阻和电感您的驱动程序,点击“计算值”按钮,所需的元件值将出现在余下的文本框。
- High output &input small size power inductors offer low deterioration, low DC resistance, large rated current, magnetically shielded structure prevents interference from peripheral components. 提供低磁漏,低阻抗,大定格电流,并防止高频幅射干扰,具有强输入,输出之闭磁型,体积尺寸小之磁芯。
- The technical index and calibration level of the DC resistance voltage divider are analyzed,the uniform calibration method is proposed,the uncertainty is analyzed and the checking method is given. 分析了直流电阻分压箱的技术指标和校准水平,提出了等分测量的校准方法,进行了不确定度分析,给出了验证方法。
- The operating principle and verifying method of the whole verifying DC resistance instruments with high accuracy by using DMM are analized emphatically and the calculation of the uncertainty is done. 介绍了几种整体检定直流电阻仪器的检定方法,着重分析了用数字多用表整体检定高准确度直流电阻仪器的工作原理和检定方法,并进行了不确定度的计算。
- Torres-Verdin,Druskin C,Fang V.A dual-grid nonlear inversion technique with applications to the interpretation of dc resistivity data[J].Geophysics,2000,65:1733. 阮百尧.;视电阻率对模型电阻率的偏导数矩阵计算方法[J]