电晕

High voltage power transmission faces the problem of high altitude in China. In this paper, a mobile corona test cage is firstly applied to measure the AC corona audible noises of three types of transmission bundle lines in four areas with different altitudes. The effect on audible noise from altitudes was analyzed in details.

我国高压输电线路面临着高海拔特殊问题，利用可移动式电晕笼系统在4个不同海拔对3种导线进行了交流电晕可听噪声试验研究，得出了可听噪声海拔修正的初步结果。

It was indicated that the corona discharge treatment was necessary in some applied field of polyester film.

讨论了聚酯薄膜电晕处理及其应用的关系，指出在一些应用范围电晕处理的必要性。

It is difficult to estimate the corona discharge with only one data or the average of several UV counts.

因此，为了提高电晕放电紫外计数值的测量准确性和可靠性，基于数据融合技术，采用算术平均值和分批估计相结合的数据融合方法，对电晕放电紫外计数值进行了处理，在一定程度上消除了电晕放电紫外测量过程中外界因素的干扰，使得结果更能有效反映电晕放电的强弱，从而为后续故障诊断提供依据。

Based on practical production,the surface of the plastic is processed by a corona discharge .

从实际生产出发，对塑料表面采用电晕处理，通过改变不同电晕条件得到不同表面能的塑料承印材料。

The corona Q-V characteristics can be obtained automatically by the modle for different waveshapes such as damped oscillation and double exponential impulses.

最后，从试验与计算的结合上进一步探讨在冲击电晕过程中的反极性电晕机制及其对衰减振荡波和双指数雷电波电晕伏库特性的影响。

During the course of the experiments, by changing the waveshapes of damped oscillation and double exponential impulses in a wide range the relevant corona Q-V characteristics have been measured so as to examine the influence of waveshapes on them systematically.

其次，通过广泛地改变衰减振荡波和双指数雷电波的波形参数来测取相应的电晕伏库特性，系统研究波形参数变化对电晕伏库特性的影响，并就衰减振荡波和双指数雷电波这两种不同波形下电晕伏库特性之间的区别与联系进行了比较。

On the other hand this dissertation develops a numerical model to calculate the Q-V characteristics of fast impulse corona, which is based on the relation to the interelectrode voltage, density of space charge and field intensity in corona region.

在计算方面，给出了冲击电晕特性的计算模型，该模型以电晕电极周围的电场强度、空间电荷密度与极间电压之间的宏观联系为基础，从时间和空间上将电晕发展过程离散化，可计及多层不同极性空间电荷的产生与变化，模型的待定参数由若干实测数据加以拟合。

The dielectric barrier corona discharge in a wire-cylinder configuration and the dielectric barrier discharge in a coaxial cylinder configuration are investigated, then the dissipated power and gas gap voltage are calculated by analyzing the measured Lissajous figure.

采用同轴管状反应器产生介质阻档放电，采用同轴线管反应器产生局部电晕放电及介质阻档电晕放电，研究介质阻档放电与介质阻档电晕放电在放电特性与脱硫能耗上的差异。

The voltage-current relationship has been been modified and re-deduced. The microscopic characteristics of corona discharge are studied using optical emission spectrometry. Corona discharge is used to remove NO_x coupling with TiO_2 photocatalyzer and a kind of MnO_x photocatalyzer, and the removal mechanism is analysised preliminarily.

本论文对针-板式直流电晕放电电极间距进行优化，修正推导伏安关系式，并使用光学发射光谱进行电晕放电微观特性研究；将电晕放电与TiO_2光催化剂以及一种MnO_x催化剂耦合协同作用去除NO_x，并初步分析了去除机理。

This pole plate in this invention consists of he two piece or much more than two piece of the collection dust grid plate that everyone is in parallel, the alternation of the corona wire is between the two adjacent collection dust grid plate, the anode and the cathode of the high voltage generator connect respectively with the corona wire and the pole plate, the inner frame and the outer frame in this invention are oblong, the collection dust cell in this invention fits in the air inlet of the interior one of the air condition, it is fitted in the air inlet of the air condition engine used the fastening piece, the pole plate in this invention is make up of the conductive plastics.

一种微尘处理器，具有高压发生器及集尘单元两部分构成，其中集尘单元为线板式放电结构，其特征是：所述集尘单元主要部件有电晕线、极板和固定电晕线的外边框和固定极板的内边框，所述极板由两条或两条以上相互平行的集尘栅板构成，电晕线间隔位于相邻的两块集尘栅板之间，高压发生器的正、负两极分别与电晕线和极板相连接，所述内边框和外边框为长方形，所述的集尘单元安装在空调机室内单元的进风口处，用紧固件固定在空调机进风口上，所述的极板采用导电塑料制成。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。