Two examples, cavitation erosion and abrasive erosion, are discussed.
文中对气蚀及磨粉磨蚀两事例进行了讨论。
Cavitation erosion and wear are the major problems of hydraulic turbines and other hydro-equipments.
汽蚀和磨损是水轮机和其他过流部件普遍存在的主要问题。
The paper introduces the application of epoxy resin composite material to the cavitation erosion mending.
文章介绍环氧复合材料在汽蚀修补中的应用。
Cavitation erosion is caused by high frequency vibration of engine body and high pressure impulse of coolant.
缸套穴蚀主要是由机体的高频振动和冷却水的高压冲击而引起。
So preventing cold cyclinder from piercement should start from preventing cold cyclinder from cavitation erosion.
刺漏是由气蚀引起的,因此预防冷缸刺漏应从预防冷缸气蚀入手。
The influences of bubbly oil on the cavitation erosion in journal bearings in engines are investigated in detail.
试验研究了空气混入滑动轴承后对其气蚀磨损的影响。
Such phenomenon is being called as cavitation, resulting in cavitation erosion and damage of impeller in fast manner.
这种现象叫作气穴现象,会很快使叶轮气蚀,损坏。
Connecting with the bubbly oil producing device, this rig can investigate the influence of bubbly oil on the cavitation erosion.
该装置与一油气两相流发生器相连以实现对两相流润油下滑动轴承的气蚀现象的研究。
The cavitation erosion regularity of five steels of different heat treatments was studied using rotating disc testing equipment.
在旋转圆盘仪上对五种钢的气蚀破坏规律进行了研究。
The effects of cavitation erosion resistance, abra - sion resistance and corrosion resistance of the cladding layer are reviewed.
并对激光熔覆层结构及性能作了较详细的介绍,阐述了熔覆层的抗空蚀性、耐磨蚀性和耐腐蚀性等。
The relations between the intensity of cavitation erosion, the resistance to cavitation damage and the mechanical properties oft…
最后分析不同速度下剥蚀强度的变化趋势、剥蚀阻抗与材料机械特性的关系。
Because of the high water head and high flow speed, the aeration for preventing cavitation erosion becomes more and more important.
由于水头高,流速大,明流泄洪洞的掺气减蚀越来越受到重视。
The traditional mechanism of gaseous cavitation erosion is discussed and explained in a new way according to the experimental results.
并依据这一新发现对传统的空气蚀理论进行了重新分析与解释。
Piercement of drilling pump cold cyclinder is a serious problem existed in field application. Piercement is caused by cavitation erosion.
钻井泵冷缸刺漏是钻井泵在现场使用中存在的一个较严重的问题。
To improve the pump efficiency of these Wells, this paper analyzes the factors that affect pump efficiency and founds out the effect of cavitation erosion on it.
为了提高这部分油井泵效,对泵效影响因素进行分析,发现了气蚀效应对泵效的影响。
As a result, twisted rudders can reduce the cavitation erosion and vibration on the rudder, which is favorable to the service life of a rudder and the stealth of ships.
因此扭曲舵可以减小舵上空化剥蚀和振动,对舵的使用寿命和舰船的隐身性是有利的。
In the article, the reasons for cavitation erosion in cylinder sleeve of 135s diesel engine are analyzed, and several Suggestions to against cavitation erosion are given.
文章在分析135系列柴油机缸套穴蚀原因的基础上,给出了消除穴蚀的方案。
The experiment lays pressure sensors to measure the pressure of the discharge system, and the measure results show that cavitation erosion will never happen during outflow.
通过布设压强传感器实测排水系统的压强,结果表明排水系统不会发生气蚀。
There are many phenomenons that cavitate in water and electrical station. The paper introduces the application of epoxy resin composite material to the cavitation erosion mending.
在小水电站和泵站中,水流道内汽蚀现象普遍。文章介绍环氧复合材料在汽蚀修补中的应用。
The larger tension stress in the hydraulic turbine blades, grain coarsening in the heat-affected zone and the causticity of fluid medium are the major causes of cavitation erosion.
水轮机叶片有较大的工作应力、热影响区的晶粒粗大以及水介质的腐蚀性是产生机械腐蚀疲劳汽蚀的重要原因。
The surface morphology progression of grey cast iron due to cavitation erosion induced by tap water has been studied carefully by cavitation corrosion test and SEM observation in turn.
采用空泡腐蚀与定位跟踪观察交替进行的方式,研究了灰口铸铁在自来水中空泡腐蚀过程的表面形貌演变。
This device can make the pressure inside the oil film changed at ultrasonic frequency, which enable the specimen surface to be damaged by cavitation erosion in a comparatively short time.
该装置能使油腊中的压力以超声频率变化,从而使试样表面在较短的时间内发生气蚀磨损。
The design of hydraulic turbine generator set of Xizhong hydropower plant was not rational, existed the problems of the lower hydraulic turbine efficiency and the serious cavitation erosion.
西中电厂水轮发电机组设计不合理,存在水轮机效率与出力低,汽蚀严重等问题。
The pressure in rocket tanks and the pressure on the inlet of main pumps can be increased by using boost pumps, so as to ensure that the main pumps can work reliably without cavitation erosion.
使用辅助增压泵可降低贮箱压力,并提高发动机主泵的入口压力,以保证主泵在没有汽蚀的条件下可靠工作;
The erosion and cavitation corrosion mechanisms of coatings were also discussed.
还对覆层材料的抗固、液二相流体的冲蚀和气蚀机理进行了分析。
Metal pressure can drop several atmospheres below the metal vapor pressure in areas of very fast flow, possibly causing cavitation and erosion.
金属制的压力能在非常快速流量的面积中在金属制的蒸汽压力下面放弃一些大气,可能地引起涡轮真空和冲蚀。
This valve has the characteristics of having strong ability for erosion resistance and cavitation resistance, high regulating precision, sensitive action and small deviation.
阀门整体抗冲蚀、汽蚀能力强,调节精度高,动作灵敏,误差小等特点。
Cavitation is one of the most serious corrosion and erosion problems which occur on the surface of machine parts under the influence of high speed fluid.
穴蚀是在高速运动流体作用下,机械部件表面发生的最为严重的破坏作用之一。
Cavitation is one of the most serious corrosion and erosion problems which occur on the surface of machine parts under the influence of high speed fluid.
穴蚀是在高速运动流体作用下,机械部件表面发生的最为严重的破坏作用之一。
应用推荐