plane of loading 中文意思是什麼
plane of loading
解釋
載荷平面-
The method for measuring the plane strain fracture toughness klc has been introduce to high polymer bonded explosives ( pbx ) by systematically studying technologies concerning the shape of specimen, the depth and its machining of crack, the loading rate, the measurement of critical fracture load, and the computation of klc, etc. the method has been used to test and study klc of three typical high polymer bonded explosives which are j2, jl, j3 respectively both at normal temperature and unmoral temperature
本文以高聚物粘結炸藥為研究對象，對測試高聚物粘結炸藥的平面應變斷裂韌度所涉及的樣品形狀、裂紋深度及裂紋制備、加載速度、臨界斷裂載荷p _ q的確定及平面應變斷裂韌度k _ （ ic ）的計算等方面進行深入研究，建立了較為完善的炸藥平面應變斷裂韌度測試方法。 -
The main popular theoretical method adopted to study end - plate connection is finite element technique under monotonic loading at present. this paper applies nonlinear ( material, geometry and contact ) finite element method to analyze the behaviors of connections under cyclic load at fist time. contact elements are set between end plate and column flange, screw cap and neighborhood plane, bolt bar and hole
對于端板連接的理論分析，目前國內外的研究主要局限在單向加載有限元分析范疇，本文首次採用三維非線性（包括材料、幾何與狀態非線性）有限元對端板連接進行了循環加載分析，端板與柱翼緣間、螺栓頭（帽）與相鄰板件間、螺栓桿與孔壁間都設置了反映邊界狀態的接觸單元。 -
In addition, the vortex structures of the gas flow field and particle dispersion were studied when the coupling action between the two phases was considered in the case of different mass loading of mediate stokes number particles was provided in the gas - particle plane jet
另外，文中還模擬研究了氣粒兩相平面射流中不同質量攜帶率下中等stokes數顆粒與氣相流場的相間耦合作用下氣相流場的旋渦擬序結構以及顆粒運動擴散規律。 -
The main results and academic contributions of the dissertation can be summarized as following : 1 ) for the difficulty to obtain the accurate analytical solution of the stress constraints around 3d cracks, detailed 3d fe analyses have been conducted to study the out - of - plane constraint factor tz around a straight through - thickness crack, a quarter - elliptical corner crack and a semi - elliptical crack embedded in an isotropic elastic plate subjected to uniform remote tension loading. the distributions of tz are minutely studied in the forward section of the cracks. strong 3d zones ( tz > 0 ) along the crack front were investigated despite the far field stress - free boundary conditions
全文主要研究內容和學術貢獻如下: 1 .針對一般三維裂紋端部場應力約束準確解析的困難，對均勻拉伸載荷作用下各向同性彈性板中穿透厚度中心直裂紋、半橢圓表面裂紋和1 / 4橢圓角裂紋進行了大量詳細的全場應力三維有限元分析，首次全面分析了非穿透裂紋端部場三維影響區范圍，給出了不同形狀三維裂紋前沿離面應力約束因子tz的數值解，並結合k場平面解給出了非穿透裂紋端部應力場k - tz雙參數描述。 -
Interlaminar stress analysis of composite laminates subjected to in - plane loading
受面內載荷的層壓復合材料的層間應力分析 -
The result shows that under the effect of repeated impact load, the stress wave produces reflection in the metallurgical junction plane between coating and basal body, and forms stretch wave causing longitudinal split and angle split of coat ; the microcosmic spot pitting and deep layered peeling off occur in coating surface due to stress concentration ; the energy accumulation of impact loading causes rigidity variation and plastic deformation
結果表明：在多沖載荷作用下，應力波在塗層和基體的冶金接合面發生反射，形成拉伸波造成塗層的縱裂和角裂；在塗層表面由於應力集中，塗層表面發生微觀點蝕和深層剝落；沖擊載荷能量的積累，造成塗層試樣硬度變化和塑性變形。 -
In criterion of china, concerning carrying capacity of masonry wall with steel loading out - of - plane, it is no detailed stipulate, only putting forward qualitative that we can reduce the impact of moment of out - of - plane on walls
我國現行規范中，對墻體出平面承載力沒有給出具體規定，僅定性提出應盡量減少平面外彎矩對墻體的影響。 -
As to the controlling subsystem of loading ore and mining calculating, through demonstrating the feasibility on three plans : supersonic detecting theory % active - echo detecting theory and photoelectric detecting theory, the supersonic detecting and controlling plane was chosen because of its superior performance, and the components of the system of supersonic detecting were introduced in detail
對于裝礦控制和出礦計量兩個子系統，論證了超聲波測距原理、主動回聲理論及光電探測理論用於裝礦控制和出礦計量的可行性，選擇了超聲波探測、控制方案，進行了相應的配置。 -
The freight transportation of airline is from only utilizes the tonnage of surplus of the cabin of passenger plane bellying, get and introduce and mix the loading passenger - cargo with type plane, use boeing - 747 and md11 the whole cargo aircraft to put into the freight transportation course in recent years
航空貨運逐步得到重視，航空公司從只利用客機腹艙的剩餘噸位帶貨，到引進客貨混裝型飛機，以至近年來使用波音747和md11全貨機投入貨運航線。 -
The results of experiments shows that core column can increase flexural and shear resistant capacity and improve deformability and entirety of composite walls ; it is coordinate ductility of two composite walls joining wire or steels out - of - plane ; the seismic of composite walls joining with wire is fine than joining with steels ; the deformation of out - of - plane only affect the crack - loading, the ultimate carrying capacity and ductility in - plane nearly has no change
墻片試驗表明:芯柱可以增加復合墻體的抗彎和抗剪承載能力，改善墻體的變形能力和整體性;分別應用鋼絲網片和鋼筋連接的兩種復合墻體的平面外延性大致相同，內外葉墻協同工作良好;內外葉墻之間的連接提高了外葉墻砂漿層抗拉強度，同時也提高了復合墻體向外葉墻方向的抗推和抗拉承載力。 -
First thing is to use a suitable green " function, which is a essential solution of displacement field for the elastic half space with a half circular lining, which impacted by out - plane harmonic line source loading at horizontal surface
求解該問題的過程中，首先利用一個適合本問題的green函數，該函數為具有半圓環形襯砌的彈性半空間在其水平表面上任意一點承受時間諧和的出平面線源荷載作用時位移場的解答。 -
The coupled effect is analyzed for an elliptical inhomogeneity under plane uniform loads and linear temperature change at infinity. the complex potentials are obtained for an elliptical inhomogeneity under plane uniform mechanical loading, uniform temperature change and uniform heat flow directed at any angle. the discussion is also given to the variation of the interfacial stresses with thermal parameters
分析了無窮遠平面加載和線性溫變的耦合效應，獲得了橢圓夾雜體在無窮遠平面均勻加載和均勻升溫以及任意方向的均勻熱流共同作用下的復勢解答，並討論了界面應力隨各熱載參數的變化規律，發現基體導熱性能越好（與夾雜相比） ，界面應力幅值越大。 -
This paper, in allusion to damage of expansion joint of bridge, introduces a sort of new structure of jointless device - semi - integral abutment jointless bridge, and establishes model of general structure finite element of this bridge, and in details analyses its qualities of stress. the model considers the interaction of superstructure - substructure - soil. resistance of the soil behind abutment adopts still soil pressure and elastic resistance when the temperature rising, but active soil pressure when dropping. analysis of qualities stress of bridge includes of action of dead load, car load, temperature load of season character. taking an 100m length pc semi - integral abutment jointless bridge as instance, the paper establishes the model of plane frame by applying large common software - anasys, and analyses it by elastane and large deformation to imitate character of stress and deformation of general bridge. at the same time corresponding models of finite element of joint bridge and integral abutment bridge are established, and unique stress and performance of structure of semi - integral abutment jointless bridge are researched by comparing and analysing character of three different models under same loading, and controlling factor of design and constitution are generalized. in conclusion, for semi - integral abutment jointless bridge, on one hand shear, moment and deflection of the main beam and axis force of substructure are approximate with that of joint bridge, and integral stifmess of structure is increased and damage of expansion joint is eliminated, on the other hand there is axis force in main beam, shear and moment of substructure are bigger than that of joint bridge. in all this type of jointless bridge has rational stress and is worth of application and popularization
半整體式橋臺無縫橋梁計算模型考慮了上部結構-下部結構-土的共同作用；臺後土抗力升溫時採用靜止土壓力加彈性土抗力，降溫時採用主動土壓力；分析橋梁受力性能時考慮了結構自重、車輛荷載和季節性溫變荷載的作用。以一座橋長100mpc半整體式橋臺無縫橋梁為實例，採用大型通用軟體ansys建立平面框架模型，進行彈性、大變形分析，模擬全橋受力和變形特點；同時建立與此對應的有伸縮縫橋梁和整體式橋臺無縫橋梁有限元模型，通過三種橋型同步加載對比分析，研究半整體式橋臺無縫橋梁獨特的受力特點和結構性能，總結其設計控制因素和構造要求。通過本文研究知：半整體式橋臺無縫橋梁主梁的剪力、彎矩、撓度和下部結構的軸力與梁式橋相近，結構整體剛度增大，併除去了伸縮縫病害；但主梁增加了軸力，下部結構剪力、彎矩較梁式橋大；綜合分析是一種受力合理有實踐和推廣價值的橋型。 -
Total of 14 dumbbell cfst columns were tested under eccentric loading, those with 6 specimens which concrete filled into the web space and those with 8 specimens which concrete not filled into it. experimental results indicate that, the portrait strain on the middle section of two type specimens keep on the plane with each loading. the maximum load of columns which concrete not filled into the web space is lower than those filled into it
試驗結果分析表明，兩組試件的中截面縱向應變分佈在不同的受荷階段基本能保持平面；腹腔內不填充混凝土的啞鈴形柱的極限承載力比腹腔內填充混凝土的啞鈴形柱的極限承載力略小，但差值不大，且這種差值隨著偏心率的增大而減小。 -
Abstract : in plane dynamic loading experiments, the velocity of flyer and state of impact are key parameters of loading condition
文摘:平面動載實驗中，飛片碰撞速度和碰撞狀態是加載條件的一個基本描述。 -
In this thesis, the stress intensity factors of top - down cracks caused by loading are calculated using three dimensional finite element model and compared to the results of plane strain model
本文採用三維有限元模型分析了荷載作用下自上而下裂縫尖端的應力強度因子，並與二維平面應變模型分析的結果進行比較。 -
Comparing its results with those by ls - d yna, the accuracy of this algorithm was presented. moreover the failure process in concrete due to impact loading and the failure process of a steel bullet penetrating a concrete circular plane was demonstrated, which presented the dynamic transitional process from continuum to non - continuum. several different fundamental damage forms simulated by using this algorithm were discussed, comparing with the results from experiments
應用該模型對正交各向異性平板內的應力波傳播、沖擊載荷下混凝土平板的破壞以及鋼彈侵徹混凝土圓板的破壞問題進行了研究，通過將計算結果與ls - dyna 、特徵線法以及實驗結果進行對比，證明了該模型的精確性和可靠性。 -
After synthetically studying the effects of loading positions, rim thickness, circular pinion numbers and fillet radii of gear hob on root section stresses, a judging formula of plane stress and plane strain is proposed and verified, then 2d and 3d fem models are accurately established
系統探討了加載位置、輪緣厚度、周向齒數的確定方法，分析了滾刀頂部圓角對齒根應力的影響，提出了兩類平面問題的判據並予以驗證。 -
Several types of buckling mode and several types of collapse mode for the stiffened panels are mostly analyzed. it is emphasized on the influence of position of loading plane on the ultimate strength of stiffened panels and numerical calculation of stiffener tripping. at last the interaction of ultimate strength for stiffened panels combined different loads is discussed
文中主要分析了加筋板的幾種屈曲模式和幾種失效模式，並著重討論了加載偏心對極限強度的影響和加筋板的側傾強度數值分析，和簡單討論哈爾濱工程大學博士學位論文了組合載荷作用下的加筋板極限強度的相互關系。 -
Abstract : this paper presents a new model of rain - flow real - time counting method. it has the advanges such as counting easily, not needing the whole loading - time course. and it is also not necessary to readjust or modify the loading - time course. the field loading - time course of the model can be counted directly. the model surmounts the limitation of the previous counting model. it doesn " t need the second stage counting. the above research results have been applied to the data treatment of loading - spectra for the plane engine, the fighter plane and the war tank
文摘:介紹了一種新的雨流法實時計數模型.它的優點是計數簡單，計數時不需要得到完整的載荷時間歷程，也不需要對載荷時間歷程作任何調整和修正，直接對載荷時間歷程進行計數，克服了以往計數模型的局限性.該項研究已用於航空發動機，殲擊機，主戰坦克等載荷譜數據處理之中
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