水锤会产生巨大的压力冲击波,破坏管道,垫圈和阀门。
Water hammer forces can create extremely large pressure waves that can damage piping, piping gaskets and valves.
液体弹性波对管道中流动的液体产生压力冲击波,并引起剪切作用。
In the pipeline, the liquid elastic wave can emerge pressured shock wave to flowing liquid and cause shear action.
冲击波只是压力波的一种特定形式-它是声音自身所包含的。
Shock waves are just a particular kind of pressure wave - which is what sound itself comprises.
炸弹的威力如此巨大,以至于几乎所有活着的东西——人和动物——都被冲击波产生的巨大热量和压力毫不夸张地烤焦致死。
The impact of the bomb was so terrific that practically all living things-human and animal-were literally seared to death by the tremendous heat and pressure set up by the blast.
冲击波累积之后压力的瞬间释放,就是人们听到的音爆。
The sharp release of pressure, after the buildup by the shock wave, is heard as the sonic boom.
“冲击波是一种声波,它形成可以聚焦的压力,”Medispec公司的新产品开发总监吉尔哈姬姆说。
"Shock waves are acoustic waves that create pressure that can be focused," says Medispec's Gil Hakim, the company's director of new product development.
也可以用于军事工业,例如用它来测量枪炮子弹在膛中击发的一瞬间的膛压的变化和炮口的冲击波压力。
Can also be used for military industry, such as using it to measure the bullet in the chamber guns firing moment of the change of the bore pressure and the muzzle blast pressure.
介绍了冲击波压力存储测试系统的原理、体系结构,对研制的测试系统进行了标定、应用试验。
The principle, systematic structure of the storage and measurement system of shock-wave pressure and the calibration and application measurement of the system are introduced.
当气体进入这样的空间并迅速地接触到更高的压力时,冲击波会在非常短的时间内消耗在材料表面。
As gas enters such Spaces and rapidly comes to a higher pressure, shock waves may be dissipated on material surfaces in a very short time.
爆炸荷载对爆破介质的作用是由爆炸冲击波的动态作用和爆轰气体的准静态压力作用两部分组成。
The effect of blasting on the rock medium is composed of the dynamical pressure of explosive shock wave and quasi-static pressure of explosive gas.
应用数值模拟方法对水下爆炸产生的诸如气泡脉动规律、脉动周期、水中冲击波压力的变化等特性进行了研究。
The characteristics of underwater explosions such as pulsation law and pulsation cycle of bubbles, and pressure time histories of shock waves in water were investigated numerically.
并在基本假设的基础上,对射流击中装甲单元后在介质中产生的冲击波进行了压力估算,及装甲单元的壁板变形和射流变形的计算。
Based on the basic hypothesis, the shock wave pressure emerging in the medium after the jet punctures the armor unit is estimated, while deformation of the armor unit plate and the jet are calculated.
材料方法:采用压力测试方法,研究爆炸冲击波在肝、肺、血管及皮下组织内的传播特征,并与空气中的传播特征进行比较。
Materials:The transmission characteristics of explosive blast in liver, lung, vessel and tissue under skin were studied through blast pressure detection, and compared with in air.
脉冲的大小又取决于冲击波的延续时间及其压力。
The impulse is dependent upon the duration of the shock wave as well as its pressure.
再通过简易的水下爆炸试验,得到了冲击波的压力-时间历史曲线及其参数并与理论值作了比较。
By doing a simple underwater explosion experiment, we can gain pressure - time curve and parameters of the shock wave and com - pare them with values in theory.
锰铜传感器和镱传感器是用于测量冲击波产生超高压力的特种用途传感器。
Manganin gauge and ytterbium gauge are special sensors used to measure ultra-high pressure generated by shock waves.
并利用新型压电传感器(PVDF压电传感器)对其引发的激光冲击波压力进行了实时测量。
We utilize new type piezoelectricity gauge (PVDF piezoelectricity gauge) to carry on real - time measurement to laser-induced shock wave pressure.
结果:水下冲击波物理参数的特征表现为高的峰值压力,正向持续时间较短,冲量较大。
RESULTS:The physical parameters of underwater blast wave were characterized by high peak pressure, short positive duration and great impulse.
压阻法是采用具有压阻效应的传感器测量冲击波压力及速度的方法。
The piezoresistive method is the way that adopt the sensor possessing the piezoresistive character measure the pressure and velocity of shock wave.
利用压电陶瓷技术,设计并制备整体式多阵列压力传感器,并用于爆炸冲击波压应力的测试。
Planar array and monoblock type pressure gauges were designed and prepared by piezoelectric ceramics, which were used to measure pressure of explosive blast successfully.
结果水下冲击波物理参数的特征表现为高的峰值压力,正向作用时间较短,冲量较大。
ResultsThe physical features of underwater blast wave were characterized by high peak pressure, short positive action duration, and higher intensity of impulse.
阐述了用于冲击波超压测量的压阻式高频动态压力传感器的设计与开发。
This paper introduced the design and development of silicon piezoresistive high frequency dynamic pressure sensor which used in the measurement of shock wave superpressure.
锰铜计是一种特种传感器,主要用于测量冲击波产生的超高压力。
Manganin gauge is a kind of special sensor which is mainly used to measure the ultra-high pressures generated by shock waves.
本文以炮口冲击波场测试系统的测试试验为背景,主要进行了炮口冲击波场压力曲面的插值研究。
Against the background of pressure measurement of the muzzle shock wave, the main work of the article is to study the interpolation methods to describe the pressure surface of the muzzle shock wave.
冲击波是压力急剧变化的产物。
The shock wave is the outcome that the pressure sharply changes.
爆炸发生在结构内部时,结构受到双重荷载作用:瞬时的冲击波荷载和长时间的准静态气体压力。
When explosion took place inside structures, the structure bore dual load: the transient shock wave and long duration quasi-static gas pressure.
结果表明:开孔泡沫铝具有良好的冲击衰减性能,使冲击波压力在其中呈指数关系衰减,而波速则随距离呈线性关系衰减。
The results show that, open-cellular al foams have a good shock weakening property, where the shock compressive stress weakens exponentially and the wave velocity weakens linearly with the distance.
获得了迎爆面中心反射压力峰值计算模型;分析了两个装药浅层水中爆炸冲击波对混凝土墩绕射及透射作用效应。
The calculation model of peak pressure was obtained and the diffraction and transmission effects of explosion shock wave on concrete frustum in shallow water were analyzed.
利用边缘检测算子从计算数据中检测出位于边缘上的点,通过处理压力数据可以在图像中清晰地显示冲击波的轮廓。
A method of detection and visualization of shock waves from the calculated data with the edge detector has been proposed in this paper.
通过基于子波的分析方法,对压力数据进行了分析,获得了基于子波系数的频带能量谱和冲击波强度指数。
Pressure data were analyzed by wavelet transform in wavelet domain. Frequency band energy spectrum and intensity index of ISW based on wavelet coefficient were obtained.
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