Study on Contact Fatigue Failure of Tractor Second Shaft Gear 拖拉机二轴齿轮接触疲劳损坏的研究
Experimental Study on Signal Response of Contact Fatigue Failure of Sprayed Coating 喷涂层接触疲劳失效信号响应试验研究
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。
Surface Contact Fatigue Failure Analysis on the Cam of CNG Engine CNG发动机凸轮表面接触疲劳失效分析
Researches on contact burning failure were done and a feature analysis method based on wavelet packet energy entropy of OLTC was proposed in this paper. 本文主要针对分接开关的触头烧损故障进行分析研究,提出了一种基于小波包能量熵的变压器有载分接开关触头烧损故障特征分析方法。
Also, it's important to choose a switch card with low contact resistance to avoid excessive heating that can cause contact failure by welding the contacts together. 此外,选择具有低接触电阻的开关卡也很重要,以避免产生过多的热量,造成触点粘结在一起,从而引起故障。
However, when these hard probes are used for fritting contact process, aluminum debris adheres to the probes and the contact failure occurs after several hundred contacts. 然而,当这些硬探头被用于烧结接触过程,在几百次的接触过后,铝的碎片附着在探头上使得接触失败。
The Summary of the Rolling Bearing Contact Fatigue Failure Mechanism and Fatigue Life Model 滚动轴承疲劳破坏机理和疲劳寿命模型综述
The contamination on contact interfaces and default of plated material and manufacturing were found to be the main reasons to cause electric contact failure by analyzing gold plated contacts of vibrator connectors in failed mobile phones. 研究了手机中失效振子连接器镀金触点后发现,接触表面污染、连接器制造及表面镀层材料缺陷是造成电接触故障的主要原因。
The Relation Between the Effects of Electric Contact Failure on Signal Transmission and the Frequency of Signal Transmission 电接触故障对信号传输的影响以及与信号频率的关系
Electrical connectors or connect terminals will result in contact failure even in stillness state after a period of operation. 电连接器或电器连接端子即使处于静止、不插拔的状态时,经过一段时间的通电工作之后,也常会发生电接触故障。
It is found that electric contact failure of coaxial connector is one of the most important factors causing high error code rates in communication systems. 在通信系统中,引起误码率提高的一个重要原因是系统中同轴连接器的电接触故障。
Study on the Electrical Contact Failure Prediction for Contacts 触点电接触失效预测理论的研究
Under the action of environmental stresses, contact failure is the main failure mode of aerospace electrical connectors. Temperature and vibration stresses are the main environmental factors affecting the contact life of aerospace electrical connectors. 在环境应力作用下,航天电连接器的主要失效形式为接触失效,影响航天电连接器接触寿命的主要是环境温度和振动应力。
The Combined Model for Predicting the Contact Failure Based on the Probability Distribution and the Series Analysis 基于概率分布和时间序列的接触失效组合预测模型
The Supersonic Inspection on Contact Failure of Axle Wheel Seat 车轴轮座接触不良的超声波检测
This paper describes main failure mechanism for MOS VLSI, Thin oxide breakdown, hot carrier effect, Al-Si contact failure, electromigration and soft errors. It gives out some technical measures to prevent above-mentioned failures. 本文论述了MOSVLSI主要失效机理,即薄氧化层击穿、热载流子效应、铝-硅接触失效、电迁移以及软错误,并给出了预防上述失效的一些技术措施。
Contact fatigue failure is one of the failure type for steel gear. 接触疲劳破坏是齿轮的主要失效形式之一。
The contamination on contact surfaces was found to be one of the main reasons to cause electric contact failure by analyzing lots of gold plated contacts in failed mobile phones. 研究了大量失效手机中的镀金触点后发现,触点表面污染是造成电接触故障的主要原因之一。
Effect of Electrical Charges Carried by Dust Particles on Electric Contact Failure 尘土颗粒带电对电接触故障的影响
This special products structure increases contact failure probability. 这种特殊腐蚀物结构增加了电接触故障的几率。
In electrical system, it is too many to count that the contact failure due to disturbance of electric system, and even paralysis. 在电气系统中,由于触头失效造成电气系统工作紊乱,甚至瘫痪的情况不计其数。
The relay is a kind of switching apparatus used widely. So, it is of very important signification to study the contact reliability and contact failure of the relays 'contacts. 继电器是广泛使用的开关电器,其触点接触可靠性及失效的研究具有非常重要的意义。
The adhesion force that the sodium lactate produce on the small size of quartz particles is much stronger, which could cause contact failure more likely. 乳酸钠对小粒径石英颗粒粘着作用更强,更易导致触点失效。
A method for discriminating contact failure modes and failure mechanisms based on degradation parameters is proposed in this paper. 本文提出一种基于退化参数的航天继电器接触失效模式和失效机理判别方法。
The electric contact failure caused by hard dust particles was simulated. Both the static and dynamic contact resistance were tested under laboratory environment. 在实验室环境下,模拟硬质尘土颗粒存在下电触点的加速失效,进行电触点的静态、动态接触电阻测量。
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。
The corrosion of the particle is not aggravated when adding concentrated sulfuric acid to the calcium carbonate solution.SiO2 particles on the contact surface will be pushed away from the contact area only in few fretting cycles 'motion, and it will decrease the contact failure probability. 将氯化钠溶液中加入少量的浓硫酸也不会加重溶液的腐蚀性。沉积在接触表面上的二氧化硅颗粒只需几次微动就可被推离接触区域,而降低了接触故障的概率。
The contact failure, most of which are caused by dust particles in the atmosphere, widely exists in electric equipments nowadays. 电接触故障在电子设备中大量存在,其中大部分都与大气中的尘土颗粒有关。
As a result, concentration of lactate around 10% may cause the lactate to act as "adhesive" for particles and that may lead to contact failure. 结果为10%左右浓度乳酸盐对颗粒表现出粘结剂的作用,因此导致接触失效。