1) corona inception voltage
起晕电压
1.
A method to determine corona inception voltage of icicle to ice-covered plane model by.
选择冰柱-冰板间隙模型,借助于紫外线成像仪等设备,在人工气候室内研究了冰凌-冰板模型的电晕特性,提出了用紫外线成像仪确定冰凌-冰板起晕电压的方法, 分析了影响冰凌起晕电压的因素。
2.
To research the influence of humidity on corona performance of DC conductor,an corona performance testing system for conductor corona is built; in artificial climate chamber the characteristic values of corona inception voltage and audible noise level of corona under different humidities in corona cage are measured,and the influence law of humidity on conductor corona performance is obtained.
在人工气候室内,测量了不同湿度下电晕笼中导线的起晕电压和电晕可听噪声水平等特征量,获得了湿度对导线电晕特性的影响规律,并对我国特高压直流输电线路工程的设计提出了建议。
3.
In order to obtain altitude correction methods of corona inception voltages for different electrical devices,visible corona tests of typical DC devices used in ±800 kV transmission system were carried out at different altitudes,and contrast tests of brass conductor and LGJ-240 conductor were conducted in corona cage under different air pressures.
为了得到不同种类直流设备起晕电压的海拔校正方法,在>2000 m的多个海拔高度下进行了±800 kV输电工程用典型直流设备的可见电晕试验,并在电晕笼中进行了不同气压下光滑铜管和LGJ-240绞线的模拟对比试验。
2) corona onset voltage
起晕电压
1.
The effect of permittivity of solid dielectrics, volume ratio of solid dielectrics, discharge gap, voltage polarity and voltage type on breakdown voltage and corona onset voltage is studied.
研究了非均匀电场中的静态模拟气固两相体放电的击穿、起晕特性及固相物介电常数、占空比、放电间隙、电压极性和种类对击穿电压与起晕电压的影响。
2.
UV imaging detection technology is applied in this paper to study the measurement method of corona onset voltage of conductors.
本文应用紫外成像检测技术,研究了测量导线起晕电压的方法,并应用此方法在四个不同海拔高度的地方,对电晕笼中导线进行了起晕特性试验研究。
3.
To research the effect of water drop on corona performance of UHV DC transmission line,water drop level was defined,a conductor corona performance test system was set up,corona onset voltage was defined,and the corona inception voltage and audible noise level of DC conductor were measured in different water drop level in corona cage.
为研究导线表面水滴对特高压输电线路电晕特性的影响程度,划分了导线表面水滴的等级,建立了导线电晕特性测试系统,测量了不同水滴等级下,电晕笼中导线的起晕电压、可听噪声水平等特征量,获得了导线表面水滴对导线电晕特性的影响规律,并据此对我国特高压直流输电线路的工程设计提出了建议。
3) critical coronal voltage
起晕电压
1.
This paper analyzes the conductor surface potential gradient,conductor critical coronal voltage,coronal power loss of 1 000 kV AC transmission line under different bundles and different diameters of conductor section,studies the influence of high altitude on conductor critical coronal voltage,coronal power loss,and compares the adjustability of all the condu.
电晕损耗是超高压及特高压线路损耗的重要组成部分,为深入研究不同导线方案的电晕特性,优化1000kV交流输电线路导线分裂形式及其子导线直径,分析了不同分裂形式和不同子导线直径的导线表面电位梯度、导线起晕电压、导线电晕损耗,研究了高海拔条件对导线起晕电压、导线电晕损耗的影响,对比了各导线方案对不同海拔地区的适应性,最终提出了平原和高海拔地区电晕损耗特性较优的导线配置方案,其有助于保证输电系统经济运行和节约工程投资。
4) corona voltage
[起电]晕电压
5) corona inception voltage
电晕起始电压
1.
Positive direct current (DC) corona tests of three various aluminium conductors steel reinforced (ACSRs) and smooth copper tubes were carried out in multi-functional artificial climate chamber by varying the air pressure and humidity, a computation model for evaluating the corona inception voltage on conductors was also established according to the gas discharge theory.
电晕起始电压随相对空气密度下降、绝对湿度升高而减小,其主要原因是空气密度降低导致电离层厚度增大、湿度升高引起光子吸收系数增大及高场强区域内碰撞电离能力增强。
6) discharge inception voltage
开始放电电压，起晕电压
补充资料：晕晕沉沉
1.形容眩晕而神志不清。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条