linear stress state 中文意思是什麼
linear stress state
解釋
單向應力狀態-
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 -
According to the geological conditions of baise project, erosive bands and joint fissures, f6 fault and grout curtain are fully simulated to establish 3d numerical model of the dam and its foundation. 3d non - linear fem is used to analyze the stress and strain and to appraise the operation state of both the dam and it ' s foundation under different operation conditions. by overloading the upstream water level and reducing rock strength parameter, the dam foundation ' s degradation process is simulated and the damage pattern and paths are determined, and finally the safety factor is determined
2 、根據百色的地形地質條件，充分模擬了蝕變帶、節理裂隙、 f6斷層、灌漿帷幕等，較為真實地建立了壩體與地基相互作用的整體三維數值模型；採用有限元法對壩體及壩基在不同工況下的應力應變狀態開展分析，評價各工況下壩基的運行狀態；而後採用超載法和綜合法對大壩穩定性進行分析，模擬壩基的漸進性破壞過程，從而得到壩基在超載和強度下降過程中的破壞模式和破壞發展路徑，最終確定壩基超載安全系數和綜合安全系數。 -
Using the finite element method ( fem ), the simulation and analysis on this construction process were carried on, and the different stress state of soil at different construction period was rendered. and the influence of different stress paths ( foundation excavation - unloading & excavation filling - reloading ) on the stress and the displacement was also reflected and researched. the law of non - linear constitutes of soil was presented in the simulation and analysis
模擬分析再現了土體的非線性本構關系，得到了基坑開挖時土體變形和應力變化的一般規律；在基坑及上覆土體回填時，通過分層填築的有限元模擬和地基、涵洞、土體三者相互作用的有限元分析，得到施工結束太原理工大學碩士學位論文時的位移場和應力場，同時求得涵洞的結構內力。 -
The working stress state and the stability of typical blocks of baise rcc gravity dam are computed and studied based on the 3d non - linear finite element method ( fem ) and rigid body - spring element method ( rbsm ). the analysis of failure process, failure mode, failure mechanism of the dam are studied with overload method and combined method in which rock strength parameters are decreased while water load is overloaded to a certain degree. in this paper, the following works are done
本文充分發揮有限單元法和剛體彈簧元法的優點，對百色rcc重力壩典型壩段（ 9b 、 4b ）地基穩定安全性進行數值分析和計算，從超載法、綜合法等不同角度，對壩基穩定性開展研究，分析壩體和壩基破壞過程、破壞形態和破壞機理，確定壩基可能的滑動路徑和滑移模式，評價工程的穩定安全性。 -
Which has high strength, good ductility, impact bearing, erode - bearing, besides, its linear expanding coefficient is almost equivalent to concrete, and it has excellent performance - price ratio etc. this paper is related to 8 rc - poles wrapped by gfrp ( sgfw430 ) and rc - poles are compressed axially, in order to analyze the influence of different stick layer over the pole ' s work performance and the influence between three type axial compress ratio ( 0, 0. 8, 1. 1 ) with one layer gfrp with the contrast poles about limit load - bearing capability, failure state, ductility, section stiffness, restrict losing owing to stress - difference
其具有強度高，延性好；抗沖擊、耐腐蝕；線膨脹系數與混凝土接近；性能價格比高等多個特點。本文通過8根外包單向gfrp （ sgfw430 ）的rc組合柱，以及混凝土對比柱在軸心荷載作用下的試驗為基礎，具體詳細地分析柱子在粘貼不同層數的高性能玻璃纖維和在不同的軸壓比（ 0 、 0 . 8 、 1 . 1 ）下粘貼一層的高性能玻璃纖維后混凝土組合柱相對對比柱在極限承載能力、破壞形態、延性、截面剛度、應力差帶來的約束損失等方面的變化情況。
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