庫侖理論 的英文怎麼說
中文拼音 [kùlúnlǐlún]
庫侖理論
英文
mohr-coulomb theory-
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。Finally, some possible physical mechanisms, for example the coulomb stress - triggering mechanism, the dynamic stress - triggering mechanism and the lower crust and upper mantle flow deformation mechanism, which may generate these coseismic and post - seismic anomalies, are discussed
同時，還從庫侖破裂應力觸發、動態應力觸發以及下地殼和上地幔流動變形機制等方面，對這些大震效應作了一些成因機理討論。It has high selectivity in adsorpting water, polar molecule or polarizable molecule on account of the existing of mighty coulomb field and polar interaction in the internal of crystal cave of zeolite, the high electric field gradient and the uneven surface caused by the exposure of exchangable cation of equilibrium framework negative charge in framework structures
由於分子篩晶穴內部有強太原理工大學碩士學位論文摘要大的庫侖場和極性作用，再加上骨架中大量平衡骨架負電荷的可交換陽離子的暴露造成的高電場梯度及表面的不均性，使其對水、極性分子及可極化的分子具有高選擇的吸附性能。Thirdly writer, using linear elastic theory and finite element program ( ansys ), analyzed expanding bolt pullout test. fifthly, writer using the modified mohr - coulomb failure theory, on the base of curving failure surface, derived a theoretical formula between pullout force and compressive strength. then the thesis compared the formula with the strength - detecting formula of expanding bolt pullout method
本文採用ansys有限元程序對脹栓拔出法試驗過程進行彈性理論分析；以修正的摩爾-庫侖破壞準則，在擬合實際破壞面的基礎上推導出極限狀態下脹栓拔出法的混凝土拔出力與混凝土抗壓強度的理論公式，並把該公式與脹栓拔出法測強公式進行了比較。The model from the input to the output of the piezoelectric traveling wave ultrasonic motor is established by synthetically using lagrange - maxwell equation, hertz elastic contact theory and coulomb friction theory, along with considering electromechanical coupling, influence of the interface force between the stator and rotor of the motor on the amplitude of the traveling wave inside the stator and dynamic contact friction friction force
利用拉格朗日?麥克斯韋方程以及赫茲彈性接觸理論，庫侖摩擦理論，考慮機電耦合效應，定、轉子間界面力對彎曲行波的影響及其動態接觸摩擦力，建立了壓電行波超聲波馬達從輸入到輸出的機電耦聯系統的數學模型。Through a systematic study on reaction cross sections and the angular distribution of the stable nucleus scatterings, we find that the inclusion of the n - n finite range interaction and coulomb modification in the glauber theory plays very important role in reproducing the experiment data at these energy regions
通過穩定核，從輕核到重核中低能散射反應截面和彈性角分佈的系統計算，分析顯示在glauber理論計算中庫侖場和核子?核子兩體相互作用有限力程修正對于正確描述中低能穩定核散射有著重要作用。Along with silicon ulsi technology has seen an exponential improvement in virtually any figure of merit, as described by moore ’ s law ; the miniaturization of circuit elements down to the nanometer scale has resulted in structures which exhibt novel physical effects due to the emerging quantum mechanical nature of the electrons, the new devices take advantage of quantum mechanical phenomena that emerge on the nanometer scale, including the discreteness of electrons. laws of quantum mechanics and the limitations of fabrication may soon prevent further reduction in the size of today ’ s conventional field effect transistors ( fet ’ s )
隨著超大規模集成電路的的發展，半導體硅技術非常好地遵循moore定理發展，電子器件的特徵尺寸越來越小;數字集成電路的晶元的集成度越來越高，電子器件由微米級進入納米級，量子效應對器件工作的影響變的越來越重要，尺寸小於10nm將出現一些如庫侖阻塞等新特性。量子效應將抑制傳統晶體管fet繼續按照以前的規律繼續減小。在這種情況下，宏觀的器件理論將被替代，可能需要採用新概念的晶體管結構。In other words, the process of analyzing relaxation zone related to one safety factor can also be regarded as the process of searching potential slide surface related to the same safety factor. elastic wedge model is used for analysis of relaxation zone of cutting homogeneous slope. on the basis of elastic plane - strain theory, the relaxation zone can be calculated according to mohr - coulomb or drucker - prager law and single tension intensity principle which are both related to one safety factor after three - dimensional stress field of the cutting slope is got
提出均質邊坡開挖鬆弛區可以用彈性理論中的楔形體理論分析，在平面應變問題的基礎上得到開挖坡體的三向應力場之後，可運用考慮安全儲備后的強度條件（主要為摩爾?庫侖或德魯克?布拉格強度準則和單軸抗拉強度準則）解析坡體分步開挖過程中的鬆弛區范圍，給出了具體的計算步驟，並通過算例較詳細地說明了操作過程。Recent progress in ultrafast optics has allowed the generation of ulfcraintense light pulses comprising merely a few field oscillation cycles. the arising intensity gradient allows electrons to survive in their bound atomic state up to external field strengths many times higher than the binding coulomb field and gives rise to ion - ization rates comparable to the light frequency resulting in a significant extension of the frontiers of nonlinear optics and ( nonrelativistic ) high field physics
隨著超快光學技術的發展，僅含幾個振蕩周期的超強脈沖已經能產生，且其強度梯度可使電子存在比庫侖束縛場高許多倍的外場產生的原子束縛態上，並產生了同光頻相差不大的電離率，從而促進了非線性光學前沿及非相對論的強場物理的延伸。With the help of this program, this paper does research on the moved backwards of the slide surface, lengthening the anchor section, the soil nail ' s total force, gets conclusion about relations between the soil nail ' s length and the slope ' s grade, height, soil ' s mechanical parameter ; relations between soil nail ' s total force and coulomb soil pressure. with the help of the large multiuse finite element program ansys, this paper analyzes the soil nailing in one - step ' s slopes, in two - steps " slopes, puts the emphasis on the axis force ' s distributing along the soil nail at each rows, the effect of both the excavating mode and the original slope figure to the axis force of the soil nail, the one another effect between the upper - step slope and the nether - step slope in the soil nail ' s axis force, gets conclusion about the design of soil nail at the first low, different slope body is the same with different excavating mode, the original slope figure has more effect to some than others because of the slope body, the reasonably design of the step width in two - steps slopes, the two - steps excavating and retaining has more virtue than the one - step ' s. through soil pressure analysis this paper does research on the differences and the links between the coulomb soil pressure theory and the rankin ' s, the vertical pressure at the slope surface when the slope surface is inclined and the retaining wall is rough, the soil pressure ' s distributing behind the panel, gets conclusion about the effect of both the slope body inner stability and the slope surface local stability to the soil pressure
通過分析比較，論證了對數螺旋線型比圓弧形作為邊坡的假設滑裂面具有較多的工程優點，並為此編制了一個採用極限平衡法分析土釘支護的fortran語言程序，以此作工具對滑裂面的后移、土釘錨固段的超長、土釘總力的大小等方面作了研究，得出了有關土釘的長度與邊坡的坡角、坡高、土體力學參數的關系、土釘總力與庫侖土壓力間的關系等結論；採用大型通用有限元數值分析程序ansys分別對採用土釘支護的一階邊坡、二階邊坡進行分析，重點是研究各排土釘的軸力分佈規律、開挖方式及原始邊坡形態對土釘的軸力的影響、上下階邊坡在土釘軸力方面的相互作用，得出了有關第一排土釘的設計問題、不同類型的土體應適用於特定的開挖方式、原始開挖出的邊坡形態對一些類型坡體的邊坡土釘支護有較大的影響而對另外一些影響不大、二階邊坡臺階寬度的合理確定、二階開挖及支護比一階時具有較多的工程優點等結論；通過土壓力分析對朗肯、庫侖兩種經典土壓力理論的區別與聯系、坡面傾斜及墻背有摩擦時的坡面豎向應力分佈、面板背土壓力的分佈形態作了研究，得出了邊坡支擋土壓力受坡體內部穩定與坡面局部穩定兩個方面的影響、土釘支護面板背土體中卸荷拱的存在對面板受力有利等結論。The rankine soil pressure theory is always accepted as the foundation of calculations of the soil pressure in practice. but as we know, the ignorance of the middle principal stress and the utility of mohr - coulomb strength criterion in the two - dimensional stress state make a blemish that the active soil pressure is bigger and the passive soil pressure is litter than the real
朗肯土壓力計算公式一直是工程實際土壓力計算的理論基礎，但是朗肯土壓力計算公式在推導過程中忽略了中主應力的影響，仍然應用二維應力狀態下的莫爾?庫侖強度準則，致使計算出的主動土壓力偏大而被動土壓力偏小。Basing on the coulomb friction model, a model reference adaptive control system is designed first according to lyarpnov stable theory. considering the real situation at low speed region, the stribeck model controller is put into use also. the both regulators are studied through simulation
針對非線性摩擦對系統低速性能的影響，根據自適應控制理論，採用李雅普諾夫穩定理論，首先設計了基於庫侖摩擦的模型參考模型自適應控制系統，考慮到轉臺伺服系統低速時工作在stribeck區的真實情況，理論上綜合出利用非線性stribeck摩擦模型的自適應控制器，並進行了模擬研究。Under this background, in this paper, a relationship between shear strength and shear wave velocity is built to estimate the characteristics of foundation soil with amount. the relationship is based on the non - linear elasticity of foundation soil and the theory of mohr - couloumb strength
在此背景下，本文尋找適合於軟粘土地基的剪切波速度跟抗剪強度的關系式，該關系式是建立在土的非線性彈性模型和土的莫爾?庫侖強度理論的基礎上的。Many scholars generalized the ssh model to polyaniline, such as ginder, baraniwski etc. but electron - electron interactions were neglected in those theoretical works, especially influence of the long - range coulomb force
許多學者也將ssh模型推廣到聚苯胺的研究中，如ginder 、 baranowski等，但現有的理論幾乎都沒有考慮電子相互作用這一強關聯因素，尤其是長程庫侖力的影響被忽略。The conductance - voltage curve is obtained under taking into account the coulomb interaction in the dot, also its physics meanings are discussed
考慮量子點上的庫侖相互作用，得到了電導門壓的共振隧穿曲線，並討論其物理意義。The distance from figure center of the parabola to the potential slide surface is less than half of the section length. mechanical conditions of this method include not only force equilibrium but also moment equilibrium. as for the beam - on - foundation, its pressure can be calculated by homogeneous hypothesis or winkler foundation hypothesis or infinite half elastic foundation hypothesis on the pulling anchor - cable step and by coulomb active earth pressure theory approximatively on the long term working step
對于樁在滑面以上段所受的坡體荷載，提出可按形心偏下的拋物線型分佈模式計算，並在滿足力的平衡條件的同時還滿足力矩平衡條件；對于地樑上作用的坡體荷載，提出在錨索張拉階段可按均布或溫克爾（ winkler ）地基假定或彈性半無限體地基假定來計算，在工作階段則一般可以近似按庫侖主動土壓力理論計算。Slope pressure on the beam - on - foundation can be calculated by winkler foundation hypothesis or infinite half elastic foundation hypothesis on the pulling anchor - cable step and by coulomb active earth pressure theory approximately on the long term working step. in addition, calculation methods of internal force of prestressed anchor - cable beam - on - foundation are provided
對于作用於地樑上的坡體荷載，提出在錨索張拉階段可按winkler地基假定或彈性半無限體地基假定來計算，在工作階段則一般可以近似按庫侖主動土壓力理論計算。分享友人