水沖擊波 的英文怎麼說
中文拼音 [shuǐchōngjībō]
水沖擊波
英文
hydrodynamic shock-
In this paper, firstly, the mechanism of laser plasma shock wave ' s form, the basic formula of the theory of shock wave, the state equation of the shock wave in the water and the relation of the parameters of the shock front are studied
本文首先討論了激光等離子體沖擊波的形成機理、沖擊波理論的基本關系式、水中沖擊波的狀態方程模型以及沖擊波波前參數的關系。The experimental data are in good agreement with the calculated results of the model by analysis of the data of the laser pulse of different energy induced the laser plasma shock front by acoustics means. in addition, the calculated results of the model are in good agreement with the experimental data by optics means
同時設計應用聲學方法對水中不同能量的脈沖激光作用下產生的激光等離子體沖擊波波前傳播過程進行測試及數據分析,對光學陰影方法探測的激光等離子體沖擊波近場波前傳播數據進行詳細分析,結果表明新模型計算結果與實驗測量值一致。Secondly, the formula of the shock front of the spherical wave in the air is extended to the model of circumrotated ellipse and the process of the shock front of in the water in term of the transmitting characteristic of the laser plasma shock wave in the air
其次,從空氣中激光等離子體沖擊波波前的傳輸特性出發,將空氣中點源爆炸球面沖擊波波前衰減傳播公式推廣到非中心完全對稱情況,提出旋轉橢球面沖擊波前傳播公式;建立水中的激光等離子體沖擊波波前衰減傳播模型。In the course of its rapid expansion, the hot gas bubble, while still under water, initiates a shock wave.
在熱氣泡迅速膨脹過程中,(它仍然在水下),它引起了沖擊波。For most cases of underwater explosions the water shock will be the important factor in determining damage.
在大多數水下爆炸情況下,水沖擊波是決定損害程度的重要因素。Discussions of blasting shock waves cutoff in shallow - layer water
淺層水中爆炸沖擊波切斷現象淺探Peak pressure investigation of exploding wave influenced by interfaces in shallow - layer water
界面對淺層水中爆炸沖擊波峰值壓力影響的研究Numerical simulation of explosive shockwave interaction in shallow - layer water
淺層水中沉底爆炸沖擊波相互作用數值模擬Water effects on shock wave delay in free fields
在開闊空間中水對爆炸沖擊波的削波作用In the course of its rapid expansion, the hot gas bubble, while still under water, initiates a shock wave
在熱氣泡迅速膨脹過程中, (它仍然在水下) ,它引起了沖擊波。Pathomorphological changes in abdominal viscerae in dogs subjected to underwater blast wave injury
水下沖擊波致犬腹部臟器損傷的病理形態學改變Results show that the selected compound material is a good defense against underwater impact wave and provide a experimental reference for the protective study of underwater blast injury
結果表明:所選復合材料層對水下沖擊波的防護措施是顯著的,可明顯減輕水下沖擊傷的傷情,為水下沖擊傷的防護研究提供了實驗依據。Amendment of shock wave parameters of underwater explosion
炸藥水下爆炸沖擊波參數的修正Characteristic analysis of shock wave for underwater explosion of aluminized explosive
鋁化炸藥水下爆炸沖擊波特性分析Numerical investigation on blast wave propagation and dynamic response of an explosion vessel
關于圓柱殼在水下爆炸沖擊波作用下二次加載現象的數值模擬研究Experimental investigation of the oblique collision effects of explosion shock wave on concrete frustum in shallow water
淺層水中爆炸沖擊波對混凝土墩斜碰撞作用試驗研究By employing cole ' s classical theory of bubble dynamics, the motion of bubble produced by the underwater explosion and the corresponding bubble pulsating pressure are calculated. a profile function of the shock wave and its parameters are determined according to the principle of wave profile similitude and the equality of impulses. finally an analytic formula is derived to simulate the whole time history of the pressure from the front shock wave to the bubble pulsation, representing the fluid loadings of the underwater explosion
木文首先應用庫爾的經典水下爆炸氣泡運動理論計算出氣泡的運動和脈動的壓力波形,再依據波形相似的原則尋找波形模擬函數,用沖量相等的原則確定波形參數,得出了從沖擊波到氣泡脈動壓力整個過程對水下爆炸載荷進行模擬的解析公式。By comparing failure modes of shell caused by undex with and without outer hydrostatic pressure, their influences on loading effects are obtained
通過比較有和沒有外部壓力時,不同沖擊波下結構的破壞形式,得出外部水壓對耐壓結構受爆炸載荷時響應的影響。It is well known that the coupled interactions between the ship hull and the surrounding fluid field of explosion give rise great influence to both the fluid loadings over the structural wetted surface and the responses of the hull. jt is the coupling effect that provides the major difficulties in the underwater explosion induced dynamic responses of the ship structure. the second order doubly asymptotic approximation method ( dda2 ) has been commonly employed in the world to deal with the coupling effect
本文針對daa方法不適合於分析敷有聲阻抗與水差不多的聲學材料(如玻璃鋼與消聲瓦)的船體結構與水下沖擊波相互作用的局限性,依據聲波的反射和透射原理對二階daa方法的高頻段進行了改進,發展並提出了能夠分析聲學材料流固相互作用的adaa方法( acousticdaa ) ,拓展了應用范圍,使現有的二階daa方法成為它的一個特例。In practical engineering, reasonable solution of some important and key problems in common, such as the stability of the side slope in the explosion of water conservation construction ; using explosion to improve the productivity in oil production etc., require the thoroughly research on the dynamic mechanics of fluid - saturated porous media under impacting loading from the theories, numerical simulations and experiments
在實際的工程應用中,重大水利工程爆破施工時巖土邊坡的穩定性問題;採用爆破技術在油層中製造沖擊波以提高出油率時油層中的響應,以確定爆炸工藝對提高石油生產率的有效性等關鍵性技術問題的解決都要求對含有液體的多孔介質在動載荷作用下的力學行為進行深入的理論、數值和實驗研究。分享友人