stress increment 中文意思是什麼
stress increment
解釋
應力增量-
To each increment of load they respond with a definite change of stress and deformation.
對荷載的每個增量，應力的變形都有確定的變化。 -
An important step in structure design is the calculation of the ultimate flexural strength of external prestressed concrete beams, which needs to calculate the ultimate stress increment of external tendons first
結構設計的一個重要環節就是極限承載力計算，而計算體外預應力混凝土梁的極限承載力就必須求得梁在破壞時的體外筋應力增量。 -
This paper demonstrates ultimate stress increment of unbonded tendons can be composed of approximate elastic deformation along the elements and local plastic deformation by nonlinear analysis on the unbonded partially prestressed concrete continuous structures. referring to the rule of ultimate stress increment of unbonded tendons at every load case, a regression formula of ultimate stress increment of unbonded tendons based on elastic - perfectly plastic model has been presented for engineers to calculate ultimate stresses of unbonded tendons in prestressed concrete multi - span continuous structures
考慮在各種荷載工況作用下無粘結筋極限應力增量的變化規律，並與理想的彈塑性模型相比較，最終得出以理想彈塑性模型計算各種荷載工況作用下無粘結筋極限應力增量的回歸公式，從而為預應力混凝土多跨連續結構的無粘結筋應力設計計算提供有益的參考。 -
The study in the paper starts with beam distortions, and it treats the plastic deformation area as pure bending sect, rest of the beam as rigid bodies. according to different shapes of the external tendons, it divides into three structural forms familiar in projects, that is the beams with no deviator, with a deviator and with two deviators, and studies the relation between the deformation of the external prestressing tendons and that of the beams, and derives the formulas of the ultimate stress increment of external tendons. in the formulas, the ultimate angle corresponding to half of the plastic deformation area is considered as a variable parameter
本文首先從梁極限狀態下的變形入手，將塑性鉸區看作純彎段，將塑性鉸以外的區域看作剛體，按照體外預應力筋的形狀不同，分工程中最常見的三種體外結構形式，即無轉向塊的直線型體外筋混凝土梁、具有一個轉向塊的單折線型梁和具有兩個轉向塊的雙折線型梁，研究體外預應力筋變形和梁體的變形間的關系，推導出以極限狀態下塑性鉸區之半對應的轉角為參數的計算體外預應力混凝土簡支梁以及連續梁的體外筋應力增量計算公式，並進一步求得梁的極限承載力。 -
Ultimate stress increment is a hotspot problem in theory of unbonded partially prestressed concrete structure, however, according to design critera and the art of the state on this issue around the world, it is still not considered in reason that ultimate stress of unbonded tendons in prestressed concrete multi - span continuous structures varies with load cases
無粘結筋的極限應力增量一直是無粘結預應力混凝土結構理論中熱點問題，而從目前各國的設計依據及研究現狀來看，還沒有合理考慮多跨連續結構的無粘結筋極限應力隨荷載工況變化的情況。 -
The computation results show that the deformation of the dam appears in evident increment and the creep has an obvious influence on the deformation and stress of the face slab
結果表明，考慮堆石流變后的壩體沉降有明顯的增加，對面板的應力變形狀態有較大影響。 -
In addition, the constitutive models included in flac - 3d are deep into research, and th e stress increments are corrected in terms of the plastic strain increment while occurrence of plasticity flow
此外，還對flac - 3d內嵌的本構模型深入研究，塑性流動發生時塑性應變增量對應力增量的修正。 -
The prime works are as follows : strain and stress distribution of section was analyzed. the effect of prestress degree. on cracking moment was explored. the relation of the unbonded prestress increment to effective reinforcement index and corresponding bonded prestress increment were studied. the formulae had been established
其次，設計了三根活性粉末混凝土無粘結預應力疊合梁，兩點對稱集中加載、一次受力，得到了它們的截面應變分佈、撓度與變形、無粘結預應力鋼絞線的預應力增量、裂縫的發展與分佈以及極限荷載。 -
The increment of periodontium stress was not proportional to the horizontal alveolar loss
牙周膜的應力隨牙槽骨高度的降低呈非等比增加。 -
Both species grew poorly in the culture medium absent of salt, especially to a. corniculatum. moderate salt stress ( from 5 to 20 ) can stimulate the growth of both species, and the optimum salinity for growth was from 10 to 15. when the substrate salinity was higher than 30, stem height, root length, dry mass increment, net photosynthetic rate fell remarkably for both species
溫室內人工鹽度梯度栽培下，木欖幼苗地上、地下部分形態和生物量的增長均表現為低鹽促進和高鹽抑制，以10 15鹽度下最適合木欖幼苗的生長；鹽度從10增加到50時，木欖幼苗的凈光合速率、氣孔導度和蒸騰速率均隨之下降。 -
Erosion damage decreases rock load area, after defining damage variable, the damage stress in rock can be calculated by the method bring forward by lemaitre conveniently. for surrounding rock of a deep buried tunnel under the condition of drained, its seepage character is not only controlled by the high stress in rock, but also influenced by the development of erosion damage. in the whole course of rock " s deformation and failure, its seepage character decreases with the increment of stress in elastic stage, while " increases with the development of failure
巖樣中全應力?應變三軸滲透試驗過程中的典型表現為隨著應力的增加，巖體內的空隙和裂紋受載閉合，滲透性降低，應力達到一定閾西南交通大學鷹士研究生學位論文第11頁值后，巖體內部裂紋發生擴展和歸並，滲透性增強；同樣，地下水的動、靜壓力作用對裂紋的擴展和歸並也起著促進作用。 -
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。 -
Then, a step - by - step increase of vertical bending curvature is applied to the hull girder assuming that the plane cross section remains plane. at each incremental step, the stress of the cross section is evaluated using the average stress - strain curves of the elements as well as the incremental bending moment due to the curvature increment
船體總縱極限彎矩的計算，由於要計及材料的和幾何的非線性因素而變得十分復雜，必須用增量的方法逐步計算，獲得完整的彎矩?曲率曲線后，才能得到總縱極限彎矩值。 -
Parameter analysis, 3d nonlinear finite element program and experimental study are carried out to discuss the prestressing effects in terms of ultimate flexural strength, deflection, cracking moment, the redistribution of internal force, the stress increment of prestressed tendons, and the slip at the interface of prestressed steel - concrete composite continuous beams
本文通過參數分析、 ansys三維有限元非線性分析、模型試驗等研究方法，著重探討了抗彎承載力、撓度變形、開裂彎矩、內力重分佈、預應力筋應力增量、組合界面滑移等方面的預加力效應。 -
Before the steel yields, the stress increment of prestressed tendons changes approximately linearly with the incremental load
鋼梁屈服之前，預應力筋的應力增量與外荷載增量近似成線性關系。 -
Three different aspects of anisotropic deformation including lateral strain, relative proportional relation of lateral strain and strain in load direction, and train increment induced by unit stress increment in load direction will be delicately analyzed. the stress strain relationship in different principal stress load direction can be reflected in the anisotropy of tangent elastic ratio or strain increment in load direction induced by unit stress increment in load direction
側向變形可以從側向應變、側向應變與加荷向應變之間的相對比例關系或側膨脹系數以及加荷向單位應力增量所引起的側向應變增量三個不同方面深入細致地分析研究；不同主應力加荷向的應力應變關系各向異性可以反映在切線彈模以及加荷向單位應力增量引起的加荷向應變增量的差異中。 -
The results showed that the magnitude and shape of mfl vary with the change of wire rope tension. with the stress increment, the peak to peak values of broken wires reduce obviously and the total strength of mfl signal becomes weak and the ripple of mfl signal curve appears
試驗研究發現，漏磁密度的大小及形態都隨鋼絲繩張力的變化而改變，隨張力增加，斷絲峰峰值明顯減小，漏磁信號的總體波動強度減弱，漏磁曲線上有應力波紋出現。 -
Abstract : in this paper, six partially prestressed concrete special type slab bridge models with unbonded tendons are introduced. from the experimental results, the equation that calculates the unbonded tendon stress increment is obtained. the computed results show a good agreement with the tested results
文摘:介紹了6塊無粘結部分預應力混凝土異形板橋的靜載試驗，建立了部分預應力混凝土異形板橋中無粘結筋應力計算公式，並將所建立經驗公式的計算值與試驗值進行了比較。 -
4. the stress increaseing rule of external prestressing tendon is studied and analyzed. simple calculation method of stress increment of external prestressing tendon is put forward
研究並分析了體外預應力筋的應力增長規律，提出了計算預應力筋應力增量的簡便方法。 -
After the yielding occurs, the stress increment increase evidently. 4
鋼梁進入屈服階段后，預應力筋的應力增量顯著提高。
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