The stator winding of power frequency withstand voltage test.
定子绕组做工频耐压测试。
The operation and overvoltage of power frequency test equipment are researched and analyzed.
直接影响到土槽试验设备的正常工作和适应性。
The electric parameters such as inductor current, power frequency and energy consumption etc.
计算出铝合金扁锭的感应器电流、电源频率、功率和能耗等电参数;
The model with optimal physical sizes has passed the specified disruptive test under power frequency.
按照优化后几何尺寸制做的试验模型,通过了规定的工频耐压试验。
In the present study, higher power frequency makes the solid particle of the semi-solid AZ91D more spherical.
在试验范围内,随电磁搅拌电源频率的增大,半固态AZ91D合金组织中固相颗粒形态越来越圆整。
Finally, several Suggestions to improve the power frequency electric field beneath transmission lines are put forward.
最后,提出改善线路下方工频电场的措施。
The calculation result indicates that the torsional vibration frequency will avoid from power frequency and multiple frequency.
计算结果表明,机组扭振频率避开了工频与倍频,轴系不会因共振而破坏。
Analogous power frequency is nowadays the main method for testing conduction resistance and other ways are used for references.
类工频法是目前测试导通电阻主要方法,其他方法可作为参考。
The results show that this testing system is fit for the test of DC signals, lower frequency signals and Power Frequency signals.
结果表明,该测试系统不仅适合于直流信号的测试,而且同样适合于低频信号、工频交流信号的测试。
This algorithm needs shorter data window time and has higher calculation precision and is not affected by deviation of power frequency.
这种算法具有所需数据窗的时间短、计算精度高和不受系统频率偏差影响的优点。
The principle of arc-suppression coil with three phases and five columns , and theory of power frequency extinguishing arcing were introduced.
介绍了三相五柱式消弧线圈的工作原理,单相电弧接地过电压的工频熄弧理论。
ZJC-50KV controlled by computer, through the man-machine dialogue mode, the voltage breakdown insulation, power frequency withstand voltage test.
50KV采用计算机控制,通过人机对话方式,完成对绝缘介质的工频电压击穿,工频耐压试验。
Using Portable power frequency electric quantity test instrument as controlled equipments can measure and control equipments on-line by the pocket PC.
采用便携式工频电量测试仪作为受控设备,利用掌上电脑对受控设备进行在线测量和控制。
The UPFC power frequency model with its main and supplementary control block diagrams and the formulation for FDC parameter optimization are presented.
建立了UPFC的频域模型,给出了主控制和辅助控制的框图,推导了模糊阻尼控制器参数优化的公式。
The power frequency voltage withstand test and the simulated brushing test show that the robot has great insulating ability and good application prospects.
工频耐压试验和模拟带电清扫试验表明,关节式带电清扫机器人有良好的绝缘性能,并具备了明朗的应用前景。
The discharging properties of air gap in natural ambience with different conditions under power frequency voltage and lightning impulse voltage are studied.
通过对该避雷器进行大量的雷电冲击放电试验,确定了间隙距离和安装位置。
The decrease in muscle fibre action potential conduction velocity (MCV) and electromyographic mean power frequency (MPF) has been reported by many researchers.
据报道疲劳时肌纤维动作电位传导速度(MCV)和肌电图平均功率频率(MPF)均有下降。
Applying Fourier transform frequency spectrum analysis, the equivalent formula and arithmetic for calculating the dielectric loss at power frequency are deduced.
基于这种变频法思想,结合傅里叶变换频谱分析法推导了介质损耗参数的工频等效计算公式和算法。
The effects of power frequency homogeneous magnetic field (PFHMF) on apoptosis and proliferation of normal and tumor cells are studied and compared in this thesis.
本文研究了工频匀强磁场对正常细胞和肿瘤细胞增殖与凋亡的影响,并对正常细胞与肿瘤细胞进行了比较研究。
Using computer control, man-machine dialogue mode, the completion of the power frequency voltage breakdown of insulation media, power frequency withstand voltage test.
采用计算机控制,过人机对话方式,完成对、绝缘介质的工频电压击穿,工频耐压试验。
As wavelet module maxima occur at peaks of signal, the pretreatment removes power frequency periodic components from electric signal and thus avoids misjudgments of fault.
通过预处理滤除工频周期分量,消除了小波变换在信号峰值处的模极大值,从而避免了对故障的误判。
Secondly, two classical models of distributed parameter DLSP: power frequency model and time-domain model. Based on these two models dynamic phasor model has been deduced.
其次,本文分析了同杆双回线分布参数的两种经典模型:工频量模型和时域模型,并在此基础上推导了时变动态相量模型。
The electromagnetic parameter of power transmission include: power frequency electrical field, power frequency magnetic field, radio inference (ri) and audible noise (an).
输电线路的电磁环境参数主要包括工频电场、工频磁场、无线电干扰和可听噪声四个方面。
Comparative analysis of series compensated and non series compensated EHV transmission line in power frequency over-voltage and switching over-voltage is destriked in this paper.
对有补偿和无补偿的超高压输电线路在工频过电压、操作过电压方面进行了对比性研究。
The power frequency overvoltage of unloaded line because of the capacity effect is studied, and the effect of eliminating power frequency overvoltage using shunt reactors is analyzed.
讨论了空载线路在电容效应下产生的工频过电压,并对并联电抗器抑制工频过电压的作用进行了理论分析。
In addition, an adjustable resistor is connected in series in the series loop of the sensing unit and the inclusive unit to realize the fine regulation to the power frequency impedance.
此外在所述感性单元和容性单元的串联回路中串入一可调电阻,实现对工作频率阻抗的精细调整。
The descriptive statistics for body weight normalized strength, normalized peak EMG, time to onset, time to peak, median frequency, mean power frequency, and frequency bands were calculated.
对于力量与体重、肌电图的峰值、起始时间、峰值时间、中位频率、平均功率、和频段均进行标准化描述后进行统计计算。
The results show that power frequency over-voltage does have relationships with the operation mode to a great extent, and different operation modes may cause distinct values of over-voltage.
研究和计算都表明,工频过电压幅值很大程度上决定于系统的运行方式,若系统运行方式不同,过电压可能会有很大差异。
By means of lots of lightning impulse tests, power frequency arc tests as well as bend loading tests, a kind of clamping post composite insulators with matching insulation hoods is developed.
通过大量的雷电冲击放电试验、工频电弧试验和弯曲负荷试验等试验研究,研制出了一种放电箝位柱式复合绝缘子和配套的绝缘罩。
By means of lots of lightning impulse tests, power frequency arc tests as well as bend loading tests, a kind of clamping post composite insulators with matching insulation hoods is developed.
通过大量的雷电冲击放电试验、工频电弧试验和弯曲负荷试验等试验研究,研制出了一种放电箝位柱式复合绝缘子和配套的绝缘罩。
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