軸向壓應力 的英文怎麼說
中文拼音 [zhóuxiàngyāyīnglì]
軸向壓應力
英文
axial stress in compression-
The plating in ships is generally subjected to combined in - plane and lateral pressure loads. in - plane loads include biaxial compression / tension and in - plane bending and edge shear, which are mainly induced by overall hull girder bending and / or torsion of the vessel. lateral pressure loads are due to water pressure and cargo
面內載荷分為軸向壓應力或拉應力、邊緣剪切應力以及面內軸向彎曲應力。實際的船舶結構中面內載荷通常由船體梁的總縱彎曲或者船體梁的扭轉引起。側向壓應力則由水壓力和貨物壓力引起。It is determined that with accurate knowledge of the complete stress - strain curve of concrete in compression, steel in tension, and with an iterative computerized non ? linear method, it is possible to predict the entire moment - curvature, moment - flexural rigidity and axial rigidity relation ship of a cross - section of a structure member
可以確定,只要知道混凝土受壓和鋼筋受拉的完整的應力應變關系,採用選代的非線性計算方法,就有可能預測結構截面彎矩一曲率、彎矩一彎曲剛度和軸向剛度的關系。For strained si pmosfets, the hole mobility is not only determined by the tensity of strain, but also related to the strain types, which are uniaxial compressive strain and biaxial tensile strain. when electric field is high enough, the hole mobility will be deteriorated in pmosfets under biaxial tensile strain, however, in the case of uniaxial compressive strain, the deterioration will never occur
經模型分析發現,應變硅pmosfet空穴遷移率與應力作用方式有如下關系:當橫向電場較高( > 5 105v / cm )時,雙軸張應力作用下的應變硅pmosfet的空穴遷移率將發生退化,而單軸壓應力器件則不會受到影響。Based on the strength design theory and the practical stress features of the drums and on the phenomenon that the drums produce the circumference stress along the drums under the binding force of the wire ropes and the bending stress along the axis, the paper proposes the fourth strength theory as the basis for the drum strength design
利用強度設計理論,結合捲筒實際受力特點,針對捲筒體在鋼絲繩緊箍外壓作用下產生沿捲筒徑向、周向應力和軸向局部彎曲應力的情況,提出了以第四強度理論為依據的捲筒強度設計準則。Obtain these chief research achievements. ( 1 ) the method of hydraulic fracturing, kaiser effect experiment and the finite element numerical simulation computation results, the direction of maximum horizontal principal stress intersect the small - angle of tunnel axial line, it is favorable to the stability of tunnel peripheral rock ; according to the test rust of field stress - relief method, at the present time, zhe gu mount tunnel have n ' t access to high crustal stress site, maximum principal stress magnitude is 17mpa ~ 20mpa
主要獲得以下研究成果: ( 1 )綜合水壓致裂法、室內巖石kaiser效應試驗和有限元數值模擬計算研究成果,最大水平主應力方向與隧道洞軸線小角度相交,對隧道圍巖穩定性有利;根據現場應力解除法測試結果,目前鷓鴣山隧道尚未進入高地應力段,最大主應力量級為17mpa 20mpa 。Yingxian ancient wooden pagoda is a flat - form tall building, which was formed by the superposition of monolayer temples. the height of 67. 31 meters made it encountered two unprecedented puzzles : firstly, with the height increased whopping, wind resisting and aseismatic capability become the main question of the whole structure ; secondly, because of the weight increased unconventionally, members of the lower 1 ~ 3 floors hold overloading perpendicular to grain and they brought large vertical deformation
相對於一般殿堂結構,高度和自重的成倍增加,使木塔遇到前所未有的兩項難題:其一是因自重增加,使承受上層柱軸向荷載的梁(普拍枋和梁? )橫紋局壓應力成倍地超過設計強度而產生嚴重的壓縮變形甚至劈裂,導致木塔整體豎向變位。In the condition of the different confining stress and the temperature of 8. 8 ?, dynamic strain of the asphalt concrete is very little within 100 vibration times under rather big dynamic stress, the total axial strain is only about 1 % ~ 2 % within 3000 ~ 5000 vibration times
在不同圍壓和8 . 8條件下,對瀝青混凝土施加較大的動應力,在100振次以內所產生的動應變是很小的,即使施加3000 5000振次,軸向總應變也僅為1 2左右。The result show, most of the medium - strong earthquakes faults are dip - slip reversed, distribution of the main stress p axis is sector from west to east ; there are large difference between kuche and baicheng region in seismic activities, but the characteristic of cluster is same in the two region ; the distribution of medium - strong earthquakes is nw direction in baicheng region, it show, there can have a concealed fault ; small earthquake clusters ' activities can reflect the effect that local medium - strong earthquakes to the secondary small structure around it
結果表明:南天山東段中強震震源斷錯以傾滑逆斷為主,主壓應力p軸由西到東呈扇形分佈;相距較近的庫車與拜城地區地震活動存在較大差異,但均存在明顯的成叢性分佈特點;拜城地區中強地震分佈呈北西向可能預示著該區存在隱伏斷裂,小震群活動則可能反映了局部中強震對周圍次級小構造的影響。In this research, fatigue life of laminate composite is predicted phenomenologically, dealing mainly with in - plane stresses without accounting for out - of - plane failures such as delamination. fatigue modulus is used as a physical parameter which helps to describe the basic fatigue behaviour of unidirectional laminates and obtain expressions for cumulative damages defined by strains. based on some typical fatigue test data for unidirectional composite laminates, a cumulative fatigue damage model is presented for predicting the fatigue life of multidirectional laminates with arbitrary stacking sequence under complicated fatigue loadings
本文以碳纖維/樹脂基t300 / qy8911層壓結構為研究對象,從唯象的觀點出發,以疲勞模量為參量構造損傷函數,基於幾組最典型的單向板疲勞試驗數據,建立單向板在多軸循環應力作用下的疲勞壽命模型,並以此為基礎,發展同種材料體系的任意鋪層形式的多向層壓板在復雜循環載荷作用下的疲勞壽命預測方法。This thesis aims to analyze how to select and assign prestressed tendon, how to design anchorage bearing joint, how to control the crack, how to calculate the axial prestressed force and the third moment and how to design the edge column of top layer. on the base of the research in and out our country and construction of the prestressed structure, some helpful conclusion and suggestion are presented, which is suggestive for the design and construction of long span continuous prestressed concrete frame
本文將綜合設計與施工兩個方面,對預應力筋的選用、布置,錨固區的設計及構造處理,裂縫問題,側向約束對梁軸向預壓應力及柱中第三彎矩的影響,頂層大跨邊柱設計等幾個問題進行系統的分析研究,並在國內外研究和大量工程實踐的基礎上,提出了一些建議和預防措施,對此類工程設計和施工有一定的參考價值。With the typical on - axis fatigue tests to get the relative s - n curves of unidirectional laminates, executed at certain stress ratio, it is possible to predict the fatigue life of multidirectional laminates subjected to cyclic stresses of different stress ratios. this would tremendously reduce test costs for laminate structures
考慮了層壓板中單向層面內多軸應力和平均應力的影響,在已知單向板在確定應力比下受典型單軸循環應力的s - n曲線的基礎上,預測任意鋪疊次序層壓結構在不同應力比的循環載荷下的疲勞壽命。6. since the reactor has the structure of multi - layer in parallel, the axial electric stress of coil is zero. under steady operation voltage, the voltage is distributed evenly along axial direction of coil
6 .由於電抗器採用多層並聯結構,線圈的軸向電應力為零,在穩態工作電壓下,沿線圈軸向高度方向的電壓分佈均勻。When the fill factor is less than 1, the concentrated tensile stress appeares near edge of disk surface, while the fill factor reaches up to 1, the surface exhibites compressive stress, and the center is less tensile stress
當抽運光斑未充滿激光介質時,介質的表面靠近邊緣處會出現大的拉應力集中,並且介質表面的最大軸向位移和最大拉應力隨光斑填充因子增大而增大;而當抽運光充滿介質時,表面是壓應力,較小的拉應力存在於介質內部。When the pumping area cannot approach the disk had aperture, the concentrated tensile stress appears near the edge of disk hard aperture, while the disk is pumped full aperture the surface exhibits compressive stress, and center is tensile stress which is lesser
當抽運光斑未充滿激光介質時,介質的表面靠近邊緣處會出現大的拉應力集中,並且介質中最大拉應力和表面的最大軸向位移隨抽運光斑尺寸縮小面增大;而當抽運光充滿介質時,表面是壓應力,較小的拉應力存在於介質內部。6 ) horizontal braces force of horizon that results from tension. therefore, it reduces pre - compress stress. horizontal braces is stronger, it ' s influence is more important
( 6 )橫向約束的存在減弱了張拉在框架梁中形成的軸向力,從而減小在框架梁中預壓應力,橫向約束越強,它的影響就越大。The influence of the slant on maximum stress in contact area is studied and the axial movement formula is modified. the idea of contact angle is presented to study the direct influence on the axial movement. 2
研究了這種傾斜對接觸區最大壓應力的影響,對回轉窯軸向下滑計算公式進行了修正;提出了接觸角的概念,分析了這種傾斜對窯體軸向運動速度的直接影響。Axial compressive stress
軸向壓縮應力Abstract : in this paper, for the brick structure with frame - shear wall in the first story, the principle of determining the parameters of a laminated rubber bearing such as stiffness, yield strength and axis press stress was discussed ; and the vibration - isolation effectiveness was tested by analyzing a representative project using nonlinear time - history analysis method. some suggestion was made to design and analyze brick structure with ground frame - shear wall on rubber vibration - isolation system
文摘:討論了底框結構橡膠墊隔震層的剛度、屈服強度、軸向壓應力等參數的設計原則,以典型工程為例,採用彈塑性時程反應分析方法,檢驗了底框結構使用橡膠墊隔震層后的隔震效果,對底框結構基礎隔震設計與分析方法提出了一些建議。Three - dimensional model of t - branch tube compound bulging has been established by using advanced explicit finite element codes ansys / ls - dyna with the research of distribution law of equivalent stress and plastic strain
摘要採用顯示動力分析軟體ansys / ls - dyna建立復合脹形三維有限元模型,深入研究了三通管液壓脹形過程中應力應變分佈規律,系統比較了軸向壓縮脹形和復合脹形過程中應力應變變化規律、脹形支管高度、壁厚分佈的差異。( 2 ) the numerical result and the critical value ' s effect imposed by circumferential initial stress numerical character on cylindrical thin shell beard the press at axis
( 2 )給出了周向初應力數值特徵對軸向壓力圓柱薄殼臨界值的影響,給出數值結果。分享友人