爆裂應力 的英文怎麼說
中文拼音 [bàolièyīnglì]
爆裂應力
英文
bursting stree- 爆 : 動詞1. (猛然破裂或迸出) explode; burst 2. (放在滾油里快炒) quick-fry
- 裂 : 裂動詞[方言] (東西的兩部分向兩旁分開) open
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 爆裂 : burst; crack; erupt; pop open; rupture; blowout
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Most of the dynamic process data in the solid material, such as the dissemination of stress waves, the fold of stress waves, and the interaction of crack and stress waves can be acquired directly by the dynamic photoelasticity experiment
動光彈實驗能直接獲得固體介質中應力波的傳播、疊加以及裂紋與應力波相互作用的動態過程,可真實反映爆炸過程的信息與規律。According to the stress wave theory on explosive exploding propagating in the rock, it builds up mathematical model of fractural ranges in the rock, and carry out actual calculation and analysis on fractural range of bench shooting in deep - hole. as a result of calculation, the lateral and bottom fractural range are about 1. 9m
根據炸藥爆炸在巖石中傳播的應力波理論,建立巖石爆破破裂范圍數學模型,並對深孔梯段爆破破裂范圍進行了實行計算分析,計算結果為:混裝乳化炸藥巖石深孔梯段爆破側向底部破裂范圍為1 . 9m 。The research shows that : 1 ) the ductility of the hsc bending members constructed is much greater than 5 ; 2 ) increasing the vertical links and distribution steel can increase the deflection under ultimate moment ; 3 ) with appropriate compressive bars, vertical links and distribution steel the increase of moment after yield and the decrease of moment under ultimate moment can be ignored, so the ductility of the hsc bending member is much larger ; 3 ) the width / depth ratio of hsc bending member has no obvious effect on the ultimate compressive strain of concrete ; 4 ) the method used here to calculate the deflection is applicable ; 5 ) the location of crack coincides with the location of vertical links and distribution steel ; 6 ) the bending property of the hsc structure under the blast load can meet the demand of protective engineering
研究表明:本文研究的梁、板構件的延性比遠大於5 ;增加箍筋(鉤筋、分佈筋)含量,可以提高壓區混凝土剝落時的撓度;在適當的受壓筋、箍筋(鉤筋、分佈筋)含量下,可以忽略壓區混凝土剝落瞬間的承載力下降,從而大大提高構件的延性;受彎構件的寬高比對壓區混凝土極限應變的影響不明顯;受彎構件的裂縫間距受箍筋(鉤筋、分佈筋)的布置影響;文中所用的承載力和變形計算方法是可行的。化爆試驗表明,高強混凝土構件的動載抗彎性能能夠滿足防護結構的要求。In this paper, the state of the art of the engineering controlled explosion and the finite element method ( fem ) are reviewed. in order to analyze and simulate the demolishment of frame - structured buildings due to controlled blasting, the method of killing or activating elements, a high level technique in fem, and the special element - solid65 are introduced to the blasting field first in china by the author
本文回顧和總結了工程式控制制爆破和有限單元法的發展歷史及其研究現狀,在國內首次把單元生死法這一有限元高級處理技術和ansys軟體中特有的solid65單元引入到爆破拆除工程領域,用其進行框架結構樓房爆破拆除的計算機模擬,探討了構件在完全破壞前的應力、應變、裂縫生成和塑性鉸形成位置。This paper aims at the characteristics of thermal response of lpg vesse1 under high temperatue, conjoining the project of " study on transportation safety early - wdring system of lpg dangerous goods " supported by transportation departinen of china and the project of " mechanism study and numerical simulation of the explosion of lpg vessel " supported by science foundation of hubei province. the interdisciplinary research has been done among temperature field distribution of lpg vessel under flame surroundings, intensity calculation, crack propagation predication and mechanism of explosive accident, etc. three parts are analyzed and discussed
本文針對高溫環境下液化氣壓力容器的熱響應特性問題,結合交通部重點科技項目「液化氣體類危險品運輸安全預警系統的研究」和湖北省自然科學基金項目「液化氣容器爆炸機理研究及數值模擬」 ,對在火焰包圍下的液化氣壓力容器的溫度場分佈、強度計算、裂紋擴展預測以及爆炸事故機理等方面開展了多學科的交叉研究。The damage and fracture of blasting on rock include two phases of blasting stress wave and denotation vapor
爆炸對巖石的損傷斷裂作用包含有爆炸應力波和爆生氣體作用兩個階段。Based on the existing research results and up to the minute theory of rock damage and fracture mechanics, the blasting damage and fracture mechanism of rock and bedded composite rock is studied
本文基於前人的研究成果,採用巖體損傷、斷裂理論的最新研究成果,研究了巖石和層狀復合巖體在爆炸應力波和爆生氣體作用下的損傷斷裂機理。From the study of gas - liquid enclosure, we know that the crack temperature is between 152 and 335 degree, the pressure is between 180 and 291. 15 pa. that is to say, the temperature of mineralization belongs to middle degree, the deep is about 1000 kilometers
氣液包裹體研究結果爆裂溫度在152 - 335之間,相應壓力為180 - 291 . 15pa ,反映成礦溫度屬于中溫,深度在1千米以內。Fractal characteristics of fracture network i n rock - mass
巖體節理裂隙對爆破應力波阻隔作用的試驗研究This paper is on the basis of analysedding and summarized that these projects were blown up and tested materials in the past, use fracture mechanics, the dynamics blast theory and finite element analytical method, have carried on the system, detailed analysis and describes to this kind of method of blasting, proving theoretically that can cut the base rock effectively in this kind of method of blasting, reduce base blowing up stress value inside the rock, play and protect underpart base rock blow up into the function influenced in vibration, and blew up mechanism and analysed the main influence factor blown up according to it, had put forward the rational optimization measure to the relevant parameter when implementedding and blown up
本文在分析總結以往這些工程爆破試驗資料的基礎上,運用斷裂力學、爆破動力學理論及有限元分析方法,對這種爆破方法進行了系統、詳細的分析及論述,從理論上證明此種爆破方法可以有效地切割基巖面,降低基巖內部的爆破應力值,起到保護下部基巖不受爆破振動影響的作用,並根據其爆破機理分析了爆破的主要影響因素,對實施爆破時的相關參數提出了合理的優化措施。Testing of leather ; determination of the stress - strain behaviour during vaulting and bursting test
皮革的檢驗.彎曲和爆裂試驗中應力-應變性能的測定Firstly, this paper discussed failure mechanisms, failure reasons and precautions of explosion, corrosion, abrasion, deformation and leakage etc by studying the rationales of internal and overseas failure analysis for pressure vessels. secondly, each fault tree of failure analysis was built and the knowledge base of failure analysis for pressure vessels was made by combining production rule with framework in the end
本文借鑒國內外的壓力容器失效分析的基本原理,研究了破裂或爆破失效、腐蝕失效、磨損失效、變形失效、泄漏失效等失效機理、失效原因及預防處理措施,進而建立其各自相應的失效分析故障樹,最後通過產生式系統與框架系統相結合的知識表示方法建立了壓力容器失效分析知識庫。The city, just as an huge magic magnetite, attracts various productive factors to gather together in the space, to make these economic energies to produce the fission under the catalysis supplied by these gathering effect, scale effect, amplifying effect and multi - ply cooperative effect, and to explode with the larger expansion than that from their simple addition, so that the city just becomes the locomotive to operate the modern economic society
城市猶如一塊具有魔力的巨大磁石,吸引著各種生產要素從空間上集聚,並在集聚效應、規模效應、乘數效應、合作、協作效應的催化作用下,各種經濟能量產生裂變,爆發出比它們簡單相加大得多的擴張力,從而使城市成了現代經濟社會運行的火車頭。( 3 ) principle analyse produce powder bag stress produced to explode involve and produce and catch gas can cut function mechanism that crack expand further gathering mainly according to fracture mechanics
( 3 )根據斷裂力學原理分析了主爆藥包爆炸產生的應力波及爆生氣體對聚能切割裂隙進一步擴展的作用機理。Abstract : in this paper, the characteristic of fracture development under gas explosion action is summerized, which is similar to the fracture development of structure under uniform distributed load. based on previous research, relative software is developed to simulate the dynamic procedure of fracture development. the fractal interpolation method is adopted and saves large amount of storage
文摘:燃氣爆炸災害下房屋裂縫開展的模式與受均布壓力破壞時的相同,在參照實驗所得混凝土裂縫的分形維數資料的基礎上編制了相應的軟體,利用分形插值的方法實現裂縫開展過程的模擬,模擬結果較好地反映了裂縫發展的真實情況,且較以往的模擬方法節約了大量存儲空間( 3 ) in this study, after building correct model and executing rational calculation, the results, which included stress - strain curve, bent chart, displacement vector chart, cracks location, loaded - displacement curve and animations about the movement of components
( 3 )本文通過合理的建模和有效的計算,得出結構在爆破后構件的應力應變情況、路徑圖、位移變形值、裂縫示意圖及構件運動動畫等結果。The quasi - static damage stage under the quasi - static stress field produced by gas from explosion. finally, the general model for blasting damage and fracture is gained. in the thesis, a gas - driven fracture propagation and damage localization at the crack tip model during explosion products are proposed
根據爆炸力學,將巖石的爆破損傷分為兩個階段來研究,第一階段為爆炸應力波作用下的動態損傷階段,第二階段為爆生氣體靜態壓力場作用下的損傷階段,最終得出了巖石在爆破作用下的爆破損傷斷裂全過程演化模型。Blasting stress wave of bedded composite rock spread rules and rock damage situations are studied. the inflection of manner and structure of detonation of pre - splitting and step blasting on blasting effect have been studied
分析了層狀復合巖體中的爆炸應力波的傳播規律和爆破前後巖體損傷狀況,並研究了層狀復合巖體中預裂爆破和臺階爆破技術的裝藥方式和裝填結構對爆破效果的影響。Abstract : based on the survey of joint and fissure, apply computer simulating technology, rock fracture mechanics and blasting theory to the simulation and forecast for the jointed structure distribution of original rackmass
文摘:應用計算機模擬技術和巖石斷裂力學及爆破理論,在巖體節理裂隙實測的基礎上,模擬預測了深部巖體節理裂隙的分佈狀態分享友人