High voltage electric contact as the core component in high voltage switch equipments takes the effect of switch, contacting. 白银价格的波动上涨,对以白银为主要原材料的低压电触头行业产生了很大的影响。
The results indicate that many symmetry factors are the important reasons of the material transfer in electric contact. 结果表明,接触过程中各种因素的不对称是产生材料转移的主要原因。
As an example, Schottky barrier diode characteristics is simulated using this method. Study on the Characteristics of Electric Contact between Pantograph and Overhead Contact Line 以肖特基势垒二极管为例,应用该方法,实现了高接触势垒情形下的正反向电流模拟。受电弓&接触网系统电接触特性研究
Dust contamination is one of the major causes of electric contact failure. 而尘土污染是造成电接触故障的主要原因之一。
Study on the Characteristics of Electric Contact between Pantograph and Overhead Contact Line 触电或接触放出的电流受电弓&接触网系统电接触特性研究
This action switch have good technical performance in the switch range, the contact is belong to nickel-golden material, it can prove the reliable electric contact. 此系列开关内的速动开关元件技术性能优异,触头为镍一金材料,保证可靠的电接触。
This instrument consists of measuring system, indicating device, magnet-assisted electric contact device, outer housing, adjusting device, junction box, etc. 仪表由测量系统、指示装置、电接点装置、外壳、调节装置及接线盒等组成。
Dust was one of the reasons that caused electric contact faults of connectors. 尘土是导致连接器电接触故障的重要原因之一。
In former research the effects of electric contact on signal transmission have relations with a lot of factors, such as contact impedance and the frequency of transmission signal. 以前的研究表明,接触故障对信号传输的影响与很多因素有关,如接触阻抗和信号传输频率。
The Application of Thermal Video System in Electric Contact Study 热成象系统在电接触研究中的应用
The electric contact performance and wearability of friction pairs composed of several pairs of slip-ring and electric brush made from different materials are tested, the analysis and research gives the basis for design. 对几种不同滑环和电刷材料配对组成的摩擦副的电接触性能及耐磨性进行了测试和分析研究,为今后的设计提供了依据。
From the characteristics of contact erosion and arc discharge between electrodes, the particularity of the behavior of electric contact during the closing circuit was studied. 本文从接通电路过程中电极间电弧放电特性和触头侵蚀特性出发,研究了低压电器接通电路过程中电接触行为的特殊性。
This paper introduces its application of wavelet transform in ultrasonic imaging testing of electric contact's braze quality inspection. 本文介绍了小波变换在开关电触头钎焊质量超声检测中的应用。
On the basis of the failure analysis for milling roller, the electric contact heating surface melting treatment was investigated. 在压榨辊失效分析的基础上,对电接触加热表面熔化处理进行了研究。
The functional characteristics of Au-CeO_2, Au-CeAu_3 and Au-LaAu_3 electric contact materials have been studied. 本文研究了Au-CeO2,Au-CeAu3和Au-LaAu3电接触材料的功能特性。
In this research, these composite materials were used as electric contact material. 而其中,也包括许多将碳纳米管及碳纳米纤维作为复合材料增强相物质应用的研究,本实验将针对将此类复合材料应用于电接触领域做相关系统研究。
An electric contact method to measure contact state of stator and rotor in traveling wave type ultrasonic motor ( TWUSM) is presented. 提出了一种直接测量行波超声马达定子和转子接触状态的方法&电接触法。
This paper deals with the design and adjustment process of electric contact fast heating system controlled with a computer. 本文论述了用微机控制的电接触快速加热系统的设计与调试过程。
The effect of film thickness variety on electric contact property as wel as its special phenomena is analyzed. 分析了膜层厚度变化对电接触性能的影响及其异常现象。
A new kind of copper alloy ( Cu-Ni-X) for electric contact material is developed and effects of heat treatment on its microstructure and hardness are discussed. 对研制的一种铜基电接触材料(Cu-Ni-X)的热处理工艺进行了试验研究,讨论了固溶和时效处理对此材料显微组织和硬度的影响。
Study on the electric contact and surface film of electric machines 电机的电接触及表面膜研究
Copper-based electric contact materials were prepared by the hot-pressed sintering and cold-pressed sintering technology. 通过试验,选用较佳的热压烧结和冷压烧结工艺制得铜基电接触材料,分析对比了其微观组织与性能。
Results show that silver deposits are greatly improved in wear resistance and service life of electric contact. 结果表明,金刚石粒子的加入能有效提高银镀层的耐磨性和电接触使用寿命。
All this provides the base for the measurement system about the geometry parameters of the electric contact wire. 这些为接触导线几何参数的测量系统的进一步完善打下了坚实的基础。
Electric contact functions are divided into two processes, which are implemented by main contact and auxiliary contacts respectively. 该方法将电路的通断分为两个过程,分别由主触点和辅助触点来实现。
Atmospheric environment corrosion is one of the main reasons to cause electric contact failure of connectors. 导致连接器发生电接触故障的一个主要原因是大气环境腐蚀。
Electric contact is a specialized science on system electric transmission reliability. 电接触学是专门研究系统电传输可靠性的科学。
Electric contact largely affects the reliability of electronic equipment. 电接触的可靠性在很大程度上影响到电子设备的可靠性。
The properties of electric contact material are of great importance for the contact point reliability. 电接触材料的性能是影响触点可靠性的一个重要因素。