stress state 中文意思是什麼
stress state
解釋
緊張狀態-
Based on total stress index of property of statics and dynamics of dam body and dam base materials which obtained from test, utilizing duncan - chang hyperbola model and equipollence linearity model to analysis static state and dynamic stress state affected by earthquake of hada mountain dam body and dam base
根據試驗得到的壩體和壩基材料的靜動力學性質的總應力指標，計算中採用duncan ? chang雙曲線模型和等效線性模型，分析了哈達山壩體和壩基的靜應力狀態以及它們在地震作用下的動應力狀態。 -
The stress state in the stainless steel pipe - titanium alloy pipe - nitinb shape memory alloy connector system is analyzed by using the theory of solid mechanics and the recovery rules of nitinb shape memory alloy with constrains on the basis of analysis of the structure of the connector system and the all steps in the preparation and the service. a mathematical model for the strength was proposed. the temperature dependence of connecting force and the maximal stress intensity in the pipe connector in the process of preparation and service was studied by programming and computing. the computing results show that the difference of heat expansile coefficient between the coupling material and the pipe material leads to the strength of connector system at room temperature less than the strength at high temperature
通過分析管接頭結構以及制備、使用的各個步驟，運用固體力學的基本理論，結合nitinb形狀記憶合金在約束下的回復規律，對不銹鋼- -鈦合金管- -四川大學碩士論文nitinb形狀記憶合金管接頭系統內的應力狀態進行了理論分析，建立了強度的數學模型，通過編程計算，研究了不銹鋼一鈦合金管一nitinb形狀記憶合金管接頭系統裝配及使用過程中的抱緊力以及最大應力強度隨溫度變化的規律。 -
The mechanical index or parameters of rock is similar to those of other materials, they are understood and accepted easily. however geostress is one inner stress stored up in rock mass, it isn " t rock - mass " inhesion characteristics like mechanical index, but it is a mechanical state in rock masses. the stress state is generally different in similar engineering rock mass but in different space
巖石的力學性質和指標，類同其它材料的力學性質和指標，容易被人們認識和接受；而地應力是蓄存在巖體內部的一種內應力，並不是巖體的一種固有特性，而是巖體中存在的一種力學狀態，同類巖體的地應力狀態因地而異。 -
Finite element analysis of microscopic stress state of a plain weave glassfiber composite
纖維織物增強復合材料微觀應力場的有限元分析 -
Non - coaxial plastic flow theory in multi - dimensional stress state
復雜應力狀態下巖土體的非共軸塑性流動理論 -
Finally, respect to the beam effect induced by special high ratio of modulus of elasticity of baise gravity dam, the sensitivity analysis are carried out to study the relation among displacement, stress state of dam and rock bed parameters
最後，針對百色重力壩特殊的高彈模比地質條件所致懸臂效應，對壩體及壩基的變形和應力狀態與壩基力學參數之間的關系進行了參數敏感性分析。 -
Non - linear constitutive model for geomaterials under complicated stress state
復雜應力狀態下巖土材料非線性本構模型研究 -
Abstract : according to sidewall unstable problem during dr illing, the study on sidewall stability is developed. the paper analyses sidewall stress state and sidewall unstable type, and combines with log data and indoor e xperimental result of core. through analysis and calculation, the method of calcul ating slough formation pressure is proposed. by application of the method in 3 wells in yancheng area, result shows that slough pressure section fits in with field practical condition. it supplies some basis for design of drilling fluid d ensity
文摘:針對鉆井中井壁失穩問題開展井壁穩定性研究，文中就井壁應力狀態和失穩類型進行分析計算，並結合測井資料和巖心的室內實驗結果進行分析，建立了一套計算地層坍塌壓力的方法，結合鹽城地區3口井應用對比，坍塌壓力剖面基本吻合現場實際，為鉆井液密度設計提供了一定的依據。 -
In this paper, the high - temperature low - cycle fatigue life and fatigue crack propagation life tests are carried on the cylindrical axial symmetry specimens having precrack or non - precrack with different types of notches of 16mnr steel in common use in the petrochemical industry contacting coke drum equipment, the stress / strain and the range of stress / strain of dangerous points are received through stress analysis of the specimens using finite element program under multi - axial stress state. at last, the equations of evaluating the high - temperature low - cycle fatigue life and the fatigue crack propagation life are found through using the least - square regression method
本文採用無預裂紋和帶預裂紋環狀缺口圓柱形試樣，進行了石化焦炭塔設備常用材料16mnr多維應力狀態下不同缺口形式的高溫低周疲勞總壽命試驗及裂紋擴展壽命試驗，並利用有限元程序對試樣缺口周圍及裂紋尖端附近進行了軸對稱多維應力狀態下的應力、應變場分析，來評價材料不同條件下的高溫低周疲勞總壽命和裂紋擴展壽命，最後利用最小二乘回歸方法，得到了該材料高溫低周疲勞總壽命和裂紋擴展壽命評價方程。 -
By the way of stress analysis of bank slope, the positions of different laying depths are found, where the stress state is close to that of semi - infinite plane. then the shape of stress slack zone can be confirmed to acquire the safe rule of laying foundation for bridge design. and the engineering applications prove its correctness
本文通過岸坡應力分析法，找到不同深度下基礎附近應力接近半無限平面（即消除岸坡邊界影響）的位置，從而確定應力鬆弛帶形態，為橋梁設計提供基礎安全埋置準則，而工程應用結果也驗證了該方法的正確性。 -
Then, the stress state on adapter between two immersed tubes is calculated based on 3 - d finite element method
並採用三維有限元擬靜力方法，對沉管隧道接頭受力狀態進行分析計算。 -
Surface settlement is due to layer losses and the layer losses are due to the changes of stress state and water content. it is necessary to probe into the principle, but to pay more attention to the aftermath of layer losses - surface settlement and its regularity. this paper has focused on discussing about the regularity of surface settlement in tunneling construction
地表之所以發生沉降，是因為發生了地層損失，而地層損失主要是由於土的應力狀態和土的含水量發生了變化，機理的探討是必要的，但是人們更關心地層損失造成的後果?地表沉降，更關心地表沉降的規律性，本文討論了隧道施工過程中地表沉降的規律，將隧道施工方法分為盾構法和礦山法兩種，結合理論分析和實測結果，分別給出了地表沉降曲線和沉降范圍的經驗公式，其結論對北京地鐵隧道的設計與施工具有重要的參考價值。 -
Thirdly, because the depth of the seepage prevention wall of xia ban di dam project has the value of 85m which is the maximum depth in the dam projects in our country, the stress state of the seepage prevention wall is very complicated, the influence of nine modulus for nine kinds of seepage prevention wall material on the stress and displacement of the seepage prevention wall is studied and the rule of the change of stress and displacement with the change of characteristic parameters for seepage prevention wall under time of engineering completion and water impounding operation period is given in this paper
第三，鑒于大壩基礎混凝土防滲墻深度達85m ，厚度僅為1 . 0m ，防滲規模和工程難度為國內之最，墻體應力比較復雜，本文研究了大壩施工填築竣工期、水庫蓄水運行期防滲墻的應力和變形隨墻體參數的變化而變化的規律，為大壩安全設計及防滲墻墻體材料的選擇提供了理論依據。 -
As far as the solid inclined column - wall transfer r. c joint is concerned, the inclined column with a bigger angle 、 transfer beam and square column work as a whole, and the load transfer mechanism is similar to the transfer beam. the stress state in the wall is much more even, so the effect of transfer is much better than that of the hollow inclined column - wall transfer r. c joint
對無孔斜柱轉換節點而言，由於斜柱與轉換梁和方柱形成了一個整體，而且斜柱角度較大，因而其傳力機制和加腋的轉換梁類似，但薄壁柱中的應力分佈更為均勻，轉換效果更好。 -
That is the identification of material parameter is done through the true deformation increment in the loading stage before, loading increment, and the stress state by artificial neural networks, after this, we can get loading increment for the next deformation stage by the artificial neural networks trained by stress stage, target deformation increment and the identified m value
即首先根據上一步加載材料的實際應變增量、所加應力增量以及材料所在的應力狀態識別出材料物性參數m值，然後再根據材料加載后的應力狀態、目標應變增量以及識別所得m值，由訓練好的識別應力增量的人工神經網路產生應加的載荷增量。 -
The main work in this paper is as follows : in this paper, three - dimensional ( 3d ) finite element analyses were performed to obtain the j intensity value of crack repaired by bonded composite patch by considering the 3d stress state of patch crack
考慮到含裂紋結構修補技術是三維問題，本文建立了裂紋修補問題的三維有限元模型。通過對模型的靜力分析，計算了斷裂參數j積分，並對模型進行了熱-力耦合場的應力分析。 -
To be the wall material of gtdw, comparing with the conventional concrete diaphragm wall, plastic concrete has a much lower elastomeric modulus that approaches to that of the around soil. as a result, the deformation of the plastic concrete diaphragm wall under pressure will be similar with that of the around stratums. the stress state of the iii diaphragm wall is greatly improved and thus improvement will make it easy for the diaphragm wall to fit the stress changes by the thinner of wall or the frequent changes of the water level
塑性混凝土作為抓鬥薄墻的墻體材料，相比于普通混凝土彈性模量顯著降低，使其更接近於圍土材料的變形模量，所以塑性混凝土防滲墻在其受力后的變形能很好地于周圍地層相協調，因而能大大改善防滲墻的應力狀況，更好地適應墻體變薄及長江水位頻繁變化而帶來的應力變化。 -
To control deformation of a deep soft rock tunnel, an engineering experiment of unloading blast in high stressed soft rock was carried out at xieqiao coal mine, huainan mining group corp, which improves fully the stress state of surrounding rock mass and controls effectively the amount of rock deformation and its stable time
摘要為控制深部軟巖巷道的變形，利用爆破卻壓技術，對淮南礦業集團謝橋礦高應力軟巖巷道進行了爆破卸壓工程試驗，充分改變圍巖應力狀態，使巷道的變形量及穩定時間得到了很好的控制。 -
Change of zero - stress state of portal vein in the rat during the pathogenesis of intrahepatic portal hypertension
肝內型門脈高壓癥形成中大鼠門靜脈零應力狀態的變化 -
As far as he hollow inclined column - wall transfer r. c joint is concerned, the stress state of transfer beam is very critical, because it bears not only the vertical load transferred from the wall, but also the axial load initiated by the inclined column
對有孔斜柱轉換節點而言，轉換梁的受力最為不利，它不僅承擔由薄壁柱傳來的垂直荷載，而且還承擔由斜柱水平分力引起的軸向拉力，即截面上有彎矩、剪力和軸力的共同作用。
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