爆炸沖動 的英文怎麼說
中文拼音 [bàozháchōngdòng]
爆炸沖動
英文
explosive pulse-
Non - die explosive forming of thin - wall spherical vessel
爆炸與沖擊載荷下結構和材料動態響應研究的新進展Very soon after the explosion, a destructive shock(or blast)wave develops in the air and moves rapidly away from the fire-ball.
爆炸后不久,在空氣中很快就形成一個有毀壞性的沖擊(或爆震)波,它很快地離開火球向前推動。With the wide application of carbon / phenolic composite in spacecrafts and missile hulls, the prediction of dynamic response or internal damage of structures subject to explosion, impact or the shock wave induced from the sediment of high - energy particle beam and the evaluation of capability of composite in defending stress wave, aroused the study of the constitutive relation and the characteristic of stress wave propagating
隨著碳酚醛在航天飛行器結構及導彈殼體中日益廣泛的應用,預測結構受到爆炸作用、沖擊或由於高能粒子束在其表層大量沉積而產生的應力波所引起的動態響應及內部損傷,以及對其防護應力波的性能進行評估等,都需要對碳酚醛的本構關系以及應力波在其中的傳播特性開展研究。Instead of going into a dive, some of missile glided to earth with their engines silent and their warheads unexploded.
其中一些飛彈不是向下俯沖,而是滑翔到了地面,發動機熄了火,戰斗部也未爆炸。During its storage, transportation, maintenance and service, the solid rocket motor ( srm ) may encounter many incidents such as being dropped onto the ground while being hoisted up, crashing when vehicle turns over during transportation, being struck heavily in takeoff or landing accident while being carried by airplane, impacting with launch platform or buildings when there is abnormality during launch of multiple - stage rocket. impact of great intensity takes place in such accidents, which will lead to srm ignition or explosion
固體火箭發動機在貯存、運輸、維護及使用過程中可能遇到各種意外機械撞擊激勵,例如:吊裝過程中跌落,運輸過程中因交通事故發生翻覆碰撞,機載固體導彈掛飛時因載機發生起降事故導致高速沖撞,多級火箭發射初期因發射異常與發射架或地面建築物發生碰撞等,固體火箭發動機將受到劇烈機械撞擊載荷作用,導致其著火燃燒甚至爆炸。A chemical explosion rocked the riverfront, a few miles south of the french quarter, sending flames shooting into the sky
一個化學爆炸震動了河邊地區,離法裔居住區幾英里遠,爆炸火焰直沖向天空。Kick - off analysis of free - standing equipment on elastic foundation under blast shock
爆炸沖擊震動下柔性基礎上浮放設備的拋離分析Dynamic response of stiffened composite submersible hull subjected to underwater explosive shock
水下爆炸沖擊載荷作用下加筋復合材料浸潛殼體結構的動力響應The major research areas of a ship against non - contact underwater explosion include four sectors, namely, ( 1 ) the characteristics of fluid field disturbed by an underwater explosion ( loadings of underwater explosion ) ; ( 2 ) the analysis of transient fluid - structure interactions, and the corresponding dynamic responses of the ship ; ( 3 ) safety assessment of the ship structure undertaking the elastic - plastic dynamic responses ; and ( 4 ) determination of the shock environment imposed on the shipboard equipments, and evaluation of shock protection design
即非接觸水下爆炸的流場特徵(水下爆炸載荷) 、瞬態流場與結構相互作用所決定的艦船動響應分析方法、以彈塑性動變形響應分析為依據的艦船結構水下爆炸安全性評估與防護技術、以船體結構動響應為輸入條件的船用設備沖擊環境的確定方法及相應的設備抗沖擊設計分析方法。Impact vibration of free standing equipment subjected to blast vibrations
浮放設備在爆炸振動作用下的沖擊振動響應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。In this thesis, a 2 - d axial symmetric n - s equation was solved by using steger - warming flux splitting, muscl, b - l model and finite volume method to simulate an experiment, which was to observe explosion phenomenon
本文用steger - warming分裂和b - l湍流模型的有限體積演算法求解二維軸對稱navier - stokes方程,數值模擬了錐形激波管中爆炸波運動和爆炸波正壓和負壓脈沖。The comparisons of the results predicted by this formula, and those given by cole ' s theory for the explosions with different explosion weight ( l ~ 1000kg ) in different explosion depth ( 12 ~ 150m ), show that this formula presents satisfactory precision, and can be employed for engineering predictions of the underwater explosion loadings
利用該公式進行水下12 150m處1 1000kg藥量爆炸產生的爆炸載荷,並與數值計算結果比較,表明該公式具有良好的預報精度,可供工程使用。水下爆炸作用下艦船的動響應理論是艦船抗沖擊設計的基礎。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