cavitation damage
英
美
气蚀损伤；涡蚀损伤
双语例句
- When the common bottom aeration facilities is used, the downstream sidewalls near the anti-arch section still has big-range un-airflow area so that it is easy to cause cavitation damage.
采用常见的底部掺气设施时，反弧段下游附近边墙仍存在较大范围的掺气盲区，从而反弧段下游边墙容易产生空蚀破坏。 - Magnetostriction cavitation damage test
磁致伸缩空泡破坏试验 - Thereby, measuring bubble size must be emphasized in study of reducing cavitation damage.
因此在掺气减蚀研究中，必须加强对气泡尺寸的检测。 - There is no cavitation damage and irrigation water and so on.
不存在汽蚀破坏及灌引水等问题。 - Pressure fluctuations with high or low frequency can lead to acute cavitation damage in draft tubes or vibration of the vane of turbine.
由于各种原因产生的高频和低频的压力脉动会使尾水管内部产生严重的空蚀破坏或者诱发水轮机叶片产生振动等问题。 - The cavitation damage model was built using finite element analysis software MSC. Marc. This paper attempted to numerically analyze the action process based on damage mechanics when jet created by bubble collapse acted on the bearing surface in the process of cavitation erosion.
Marc大型非线性有限元分析软件建立了轴瓦气蚀损伤模型，基于损伤力学理论对气蚀发生过程中气泡溃灭产生的微射流对轴瓦表面材料的力学作用过程进行了数值分析。 - To prevent cavitation damage of hydraulic structures with high speed flows, forced aeration device is commonly adopted as an economical and effective engineering technique.
工程中通常采用强迫掺气减蚀措施，防止泄水建筑物在高速水流作用下发生空蚀破坏，但在保护过流面底板的同时，忽视了对其侧墙的保护。 - Because of the cavitation damage owing to the high-velocity flow, the energy dissipator has been faulted seriously.
由于高速水流产生的气蚀破坏，消能工遭到严重破坏。 - Experimental Study of Cavitation Damage Behaviors of NiAl alloyed Aerofoil
NiAl合金翼型空蚀破坏行为的试验研究 - EFFECT OF CORROSION ON CAVITATION DAMAGE PROCESS Relationship between electrochemical and dynamic performances of Fe-Cr alloys during cavitation damage
金属材料空蚀过程中的腐蚀作用铁铬合金空蚀过程中电化学-力学性能相关性 - Experimental Research of Cavitation Damage and Erosion in Gate Slots in Laden Flow
含沙水流中闸门槽蚀损的实验研究 - The theory and experimental results of a new rotating-flow test device for cavitation damage are introduced.
介绍新型旋转水流式空蚀试验装置的原理及使用该装置的试验成果。 - Cavitation Damage Causes and Analysis on Hydraulic Turbine Components in Passing Flow
渔子溪水电站水轮机过流部件磨蚀情况及损坏原因探讨 - This conclusion can offered a basis for studying destroy jointly of cavitation damage and silt wear and for selecting units 'net suck head correctly.
为研究空蚀与泥沙磨损联合破坏和正确选择机组安装高程，提供了重要的依据。 - The cavitation damage of sluicing structure and the preventing methods
泄水建筑物的空蚀破坏和处理方法 - Velocity effect on cavitation damage potential
流场空蚀潜能的速度效应 - Because of quantity increased in water body of which having out-of-phase, which leading to volume breaking strength decreased, thus cavitation damage occurred easily.
由于水体中异相介质数量的增多会使体积破坏强度降低，空化容易发生。 - One of the main problems of spillway tunnel with large discharge and high velocity flow is the cavitation damage.
高水头、大流量泄洪洞内高速水流问题主要问题之一是水流空化引起过流表面空蚀。 - The author presents the process of cavitation during the water-pump operation, and introduces some measures to lessen cavitation damage and to prevent cavitation from occurrence.
叙述水泵运行中气蚀现象的发生过程及气蚀对水泵的危害，提出了减弱防治气蚀的措施。 - Simultaneity lateral cavity and bottom cavity are linked each other, which prevent cavitation damage of sidewalls and soleplates.
侧空腔畅通并直接和底空腔相连，对侧墙和底板都起到了很好的保护。 - Experimental study on electrochemical potential in the process of cavitation damage
空蚀过程中电化学电位变化规律研究 - Mechanics research on chief draining pump cavitation damage in coal mine
煤矿主排水泵汽蚀损伤机理研究 - Two-step throttle, which consists of two orifices, is an effective form to avoid or reduce cavitation damage.
由两个节流口组成的二级节流或防止或减轻水压阀汽蚀的有效结构形式。 - An analysis shows that it is very important to select a reasonable working temperature for heat pipe in designing a gas-liquid heat pipe exchanger from the view point of cavitation damage when the pressure of liquid is assigned.
分析结果表明，从空蚀的观点出发，在流体的工作压力被指定后，合理地选取气-液型热管式换热器的工作温度是很重要的。 - The cavitation damage is prevented effectively in many spillway dragon-raise-head tunnels by aeration facility.
通过设置掺气设施，大多数龙抬头泄洪洞都较好地防止了空蚀破坏。 - And fluid dynamics has been found that all of the machinery, equipment and components, will have cavitation damage.
现已发现所有与流体动力学有关的机器、设备和构件，都会产生空蚀破坏。 - In the present study the mechanism of anti-arc cavitation, or the optimization of the anti-arc curve, or the shape optimization of the aerator, the aims are relief cavitation damage using of aerated water.
而目前研究反弧段减蚀问题的机理、对反弧段曲线优化、对掺气坎体型优化的目的都是利用水流掺气减免空蚀破坏。 - Theoretically prove that when the ultrasonic frequency exceeds 600 kHz, the cavitation threshold values up, while the number of cavitational air bubble reduces, thus the cavitation damage to the materials would be suppressed effectively.
从理论上证明了当超声频率提高至600kHz以上时，声场内的空化阈值提高、可闭合空化气泡数减小，从而有效抑制了空化损伤。 - Cavitation damage is discussed, and the movement of polishing particle in liquid jet caused by cavitation is calculated, so as to provide basic information for the simulation of impact process.
本文首次采用耗散颗粒动力学方法研究声致空化现象，探讨空化导致的材料去除，并计算空化射流驱动下的磨粒运动，为冲击过程的仿真提供基础数据。 - Cavitation damage may give rise to performance reduction of centrifugal pump as well as vibration, noise and other issues.
汽蚀不仅会造成离心泵性能下降，同时还会引发振动和噪声等一系列问题。