dielectric loss
[电] 介电损耗
2026-05-06 01:43 浏览次数 17
[电] 介电损耗
1. energy loss in a dielectric due to an alternating electric field
dielectric-loss angle measurement介质损失角测量
low dielectric-loss glrear end低介电斲丧玻璃
dielectric residual loss介质后效损耗
Dielectric c loss介电损耗
dielectric power loss介电功率损耗
Dielectric constant Loss tangent介电常数损耗因数
low dielectric-loss glass低介电损耗玻璃
dielectric hysteresis loss电介质滞后损失
a novel algorithm of dielectric loss measurement based on orthogonal decomposition .
基于正交分解的介质损耗因数数字测量算法。
the results of simulation and tests indicate that using the proposed algorithm the dielectric loss angle can be measured more accurately while less calculation amount is increased.
仿真和试验结果表明该算法在增加较少运算量的同时提高了介质损耗角的测量精度。
the dielectric properties of the blends were measured using tr-10c dielectric loss tester.
用tr- 10 c型介电损耗测量仪测试了上述材料的介电性能。
precision of on-line dielectric loss factor monitoring can be affected by environmental factors, so it is necessary to modify it.
电容型设备介质损耗因数的在线监测会受到环境因素的影响,对其进行合理修正非常必要。
for the percolation composite, the dielectric loss value was always less than 0. 4, irrespective of the frequency.
发生渗流效应时,复合材料的介电损耗低于0.4,与频率无关。
and the charge density of oil streaming electrification is related to the dielectric loss factor and conductivity.
而且油流带电电荷密度与介质损耗因数和电导率有一定的相关性。
the dielectric loss of this material is considered to be caused by the motion of domain boundaries and electric conductions.
材料的介电损失一般认为由畴界移动和电传导两个机制造成的。
the measurement of dielectric loss angle is one of the main methods in the preventive tests for the insulation of electrical equipment.
电气设备绝缘预防性试验中的介质损失角正切的测量,则是一种使用较多而且对判断绝缘较为有效的方法。
the measurement of dielectric loss is a kind of effective preventive test to judge dielectric status of damp, aging etc.
介质损耗测量是判断介质受潮、介质老化等整体劣化状况的一种有效的预防性试验。
in this case, the ceramics sintered at 1200℃ had the highest electromechanical coupling coefficients and piezoelectric constant, the least dielectric loss and proper dielectric constant.
在1200℃烧结工艺条件下,材料的机电耦合系数与压电常数最大,介电损耗最小,介电常数适中。
dielectric loss measuring is the normal test items in electric power system.
介质损耗测量是电力系统中的常规试验项目。
then, designed and implemented the digital dielectric loss on-line monitor system in this foundation.
在此基础上设计与实现了数字化介质损耗在线监测系统。
it is suggested that when making field measurement of the dielectric loss of such objects, the instrument be connected to the flange or the base of the object to be earthed.
建议在现场进行这类试品的介质损耗测量时,必须注意将电桥或介损仪的接地点与被试品接地法兰或底座相连接。
the dielectric loss is measured to study the variation of defect concentration in doped ceramics. and the mechanism of doping is analyzed.
利用介电损耗峰随掺杂量的变化,研究了缺陷浓度在掺杂材料中的变化,以此来研究掺杂对铁电性能的影响机制。
the related research works presently focus on how to decrease the dielectric loss of the material and maintain a relatively high tunability.
目前这一领域研究的焦点在于如何在保持足够高调谐率的同时降低钛酸锶钡的微波介电损耗。
of a dielectric the product of dielectric constant and the tangent of its dielectric loss angle; a measure of the heating effect which occurs in dielectrics.
对于电介质来说,它是介电常数和介质损耗角的正切的乘积,这是对出现在电介质中的热效应的量度。
in this paper, effects of peroxide on curing reaction of modified bmi resin(designed as 4501a) with low dielectric loss were studied.
本文研究了有机过氧化物引发剂对低介电损耗的改性双马来酞亚胺树脂4501a固化反应的影响。
for the percolation composite, the dielectric loss value is always less than 0.4, irrespective of the frequency.
发生渗流效应时,复合材料的介电损耗低于0.4,与频率无关。
dielectric loss measuring is the normal item to test the high voltage equipment in electric power system.
介质损耗测量是电力系统中检测高压电气设备的常规项目。
the piezoelectric strain coefficient and the dielectric constant of pvdf films increased, and the dielectric loss decreased with the increasing of the polarization field.
随着极化电场的升高,pvdf压电薄膜的压电应变系数升高,介电常数升高,介电损耗降低。
electrical characteristics: capacitance, dielectric loss tangent, leakage current and etc. , which are specified in catalogue or alternate product specification.
电性能:电容量、损耗角正切、漏电流等,具体数据参见产品目录和相关产品规格书。
quartz fibre strengthen bis maleimide bmi composite material have low to dielectric loss angle, able to bear high temperature, damp and hot, good mechanics performance.
石英纤维增强双马来酰亚胺树脂复合材料具有低介电损耗、耐高温、耐湿热及良好的力学性能。
it's one of the main tasks of this thesis to researching and developing a new type of dielectric loss measurement device.
近几年,对新型绝缘介损测量装置的研究成为一个新的方向。
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。
tga and high voltage bridge are used to test the dielectric loss factor and the breakdown voltage of the solvent-free insulating varnish.
用tga、高压电桥等测试了无溶剂绝缘漆的介电损耗因子、介电强度等绝缘性能。