stress application 中文意思是什麼

Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

首先，在前人研究成果的基礎上，對錨桿與圍巖的相互作用機理進行研究，利用全長錨固錨桿的中性點理論，從等效均化的角度來考慮錨桿對圍巖的加固作用，並推導了在簡單荷載作用下，含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解，對工程設計有著重要的參考意義；在數值模擬方面，以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎，利用虛功原理推導了接觸問題的有限元方程的計算格式，為開發運用大型商用有限元軟體msc . marc提供了理論根據，也形成了本文的理論基礎：最後，論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例，利用本文所述的接觸問題的摩擦模型理論，對錨桿支護結構的應力場、位移場的變化規律進行了研究，分析了加錨支護對隧洞圍巖應力、變形的影響。

Perfect pre - processing and post - processing function is one of the main factors to evaluate the vitality and market value of the finite element analysis system surveying today development of finite element analysis technology, most of which concentrate on establishing fine user interface, also has some limitation on application, and especially, the research on the visualization of arbitrary cut - plane is always in ascendants to realize the visual processing on cut - plane needs reprocessing the results of finite element analysis which have get, so the algorithm is two parts : seeking the physical value of cut - plane and drawing 2d contours, the former, based on the theory of stress on " arbitrary inclined plane " in physical mechanics, use the method of linear interpolation method to get the coordination and physical value of intersection between cut - plane and element arris ; the latter, based on the tables on elements, nodes, stress and strain, summarize a rapid algorithm of generating 2d contours based on the grid. this thesis synthesizes there two parts and get a visual processing program under fortran

縱觀有限元分析技術的發展，目前大多集中在建立良好的用戶界面上的研究仍存在許多應用上的局限性，其中對任意剖面上可視化的研究仍處于方興未艾的階段。要實現任意剖面上可視化處理，必須先將得到的有限元計算結果進行再處理，因此在演算法上分為兩部分：求任意剖面上物理量值的演算法及二維等值線演算法。前一部分以彈性力學中「任意斜截面的應力」為理論基礎，利用線性插值方法得到截面與單元棱邊的交點坐標及交點物理量值；在此基礎上；根據已得到的單元及節點序號表、應力應變物理量表，總結出一種基於有限元剖分網格的快速生成二維等值線的演算法。

On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries

在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法，並考慮擴底樁的「拱效應」特點引入了有效樁長的概念，最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析，得到了地基土的應力和位移場的變化曲線和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例；本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。

By means of bending tests of three - point and four - point, complex fracture experiments were made for cast iron material with crack. the stress intensity factor and breaking direction angle of cast iron material were measured and compared with theoretical values. based on the research some useful conclusions are given for engineering design and application

通過3點彎曲和4點彎曲實驗方法，對含有裂紋的鑄鐵材料進行復合型斷裂實驗研究，測試鑄鐵材料的應力強度因子、斷裂方向角，將實驗結果與理論值進行分析、比較，找出兩者之間的異同點，得到一些對工程設計及應用具有實際意義的結論。

The application of ansys in the loshse bridge anchorage local stress analysis

軟體在提籃拱橋錨下局部應力分析中的應用

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。

Application of penstock blasting method for relieving welding stress in tgp

三峽壓力鋼管爆炸法消除焊縫應力的應用

Application of saf stress absorbing layer in the overlaying on old cement loncrete pavement

應力吸收層在舊水泥混凝土路面加鋪中的應用

The application of abaqus in research on simulation of 3 - dimensional ground stress field in synclinal structure

在向斜構造三維地應力場模擬研究中的應用

This thesis first comprehensively introduced the domestic and international present research state and the development trend of the fem ( finite element method ) in the city bus design and the stress analysis research. it elaborated the application of the fem in the strength and stress concentration analysis of the bus body frame. the domestic research started later than abroad lags behind now, so we need to expedite the research speed to catch up the level of the international research

本文首先較全面地介紹了國內外客車設計與應力分析中應用有限元法進行研究的現狀和發展趨勢，論述了有限元法在客車車身骨架強度和應力集中分析中的應用，並闡明國內起步較晚所以與國外研究水平存在一定的差距，需要加快研究速度迎頭趕上。

The investigation of this paper has grate actual and expansive significance and offer methods for the application of rigid frame. the investigation indicate that the ripple web plate ' s critical stress has great improvement than ordinary flat plate and ripple web plate variable cross - section has a rather superiority than constant cross - section portal rigid frame

本論文所做的研究工作具有很強的現實意義和推廣意義，為門式剛架的應用提供了思路。通過研究表明：波紋腹板的臨界應力比普通的平板有很大提高，而波紋腹板變截面門式剛架與等截面門式剛架進行對比也有較大的優越性。

This paper first conducts the research to the steel wire roller conveyer ball bearing rolling body and the steel wire roller conveyer spot contact question, gives the main geometry parameter of the zone of contact by the hertz contact theory, stress extreme value as well as contact body elasticity approach quantity formula, and acts according to the practical application to carry on the simplification, calculates the main parameter of the bearing zone

本論文首先對鋼絲滾道球軸承滾動體與鋼絲滾道的點接觸問題進行研究，由hertz接觸理論給出接觸區的主要幾何參數，應力極值以及接觸體彈性趨近量的計算公式，並根據實際應用進行簡化，計算出課題所研究軸承接觸區的主要參數。

Simulation analysis and application of the faults stress field

斷裂應力場模擬分析與應用

Application of field stress in designing bolt supporting

地應力在錨桿支護設計中的應用

This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

本文針對長江三峽庫區特殊的地質環境與工程實際情況，在充分考慮水對庫岸滑體穩定性影響的前提下，提出了一個適用於長江三峽庫岸滑坡體穩定性分析的綜合分析評價體系，並取得了如下幾個方面具有工程實際意義和一定科學研究價值的研究成果： （ 1 ）研究結果發現，水的活動是新滑坡形成或古滑坡復活的主要因素，一方面是由於地下水位升高降低了滑坡體的有效應力，另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強度，這兩方面的因素均將直接降低滑坡的穩定性； （ 2 ）針對三峽庫區的特殊條件，系統分析了作用於三峽庫區滑坡體上的力系和庫水位在175m與145m間變化時滑體條塊的受力變化，從而使對作用於滑坡體上的力系分析更科學、更全面； （ 3 ）通過對滑體處于旱季（天然狀態） 、雨季（暴雨或長期降雨狀態） 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各種不同情況的有機組合，本文系統地歸納總結出了10種典型計算工況，並具體給出了相應的作用荷載的計算方法，使在庫區岸坡滑體穩定性分析評價時對計算工況選擇及其作用荷載的計算更具規范性； （ 4 ）具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統，使對滑坡體穩定性分析計算更方便、更準確； （ 5 ）將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中，分析結果表明，本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。

The article structure the landslide prevention and cure, the structure of prestress anchors and its application in detail. basing on the geology condition of fabricating yard, we calculate the solid power and the length of anchor rope. we have worked out the experiment research scheme, and has carried on the earlier stage experiment, field demarcation experiment and has opened pulling the experiment on the spot. ten teams of steel rope to two teams of structure types twist the experimental data that thread internal stress and the total pulling force has been in progress research, and has put forward raising the measure of solid capability of prestress anchor and administering possessing

本文以川藏公路滑坡路段為研究對象，對滑坡的治理、預應力錨索的結構、作用及其在滑坡防治中的應用進行了詳細的分析；基於施工現場的地質條件，對錨索錨固力及錨索最佳錨固段長度進行了理論計算；制定了實驗研究方案，進行了前期實驗、現場標定實驗、實地張拉實驗；對兩組結構型式的十組鋼絞線內應力及總張拉力的實驗數據進行了研究，提出了提高預應力錨索錨固性能的措施，以及具體的施工方案和施工工藝。

Fibre optic interconnecting devices and passive components - basic test and measurement procedures - tests - screen testing of ceramic alignment split sleeve by stress application - section 24 screen testing of ceramic alignment split sleeve by stress application

纖維光學互連器件和無源元件.基本試驗和測量程序.試驗.用施加應力進行陶瓷準直套管篩選

Fibre optic interconnecting devices and passive components - basic test and measurement procedures - part 2 - 24 : tests - screen testing of ceramic alignment split sleeve by stress application

光纖互聯裝置和無源部件.基本試驗和測量步驟.第2 - 24部分:試驗.對陶瓷校直夾板套筒加負荷的篩析試驗

Stress application and enhance management to further propel works of cadres to a new stage

注重使用強化管理進一步推進幹部工作上新臺階

In most engineering materials, elastic deformation will continue after the stress application, and upon load release some finite time is required for complete recovery

應力施加后，大多數工程材料彈性形變都會持續，並且撤去加載，樣品的完全回復也需要一定的時間。