elasticity equation 中文意思是什麼

elasticity equation 解釋
彈性方程
  • elasticity : n. 1. 彈力,彈性;伸縮力,伸縮性,靈活性。2. 開朗的性情。
  • equation : n. 1. 平衡,均衡;平均,相等。2. 【數學】方程式,等式。3. 【天文學】(時)差;均分,等分。4. 【化學】反應式。
  1. This article takes the lagrange equation as the principle, establishes mathematics modeling to the inertia brake vibration when it brakes, then simulates it with matlab. this paper educed the relation equations between, which are the inertia brake ' s friction coefficient of the brake ring and the friction disk, the mean radius, the braking force, rotation inertia of the driving top and the spline shaft, spiral climbing angle of the brake ' s concave - convex helicoid, the mean effort radius of the concave - convex helicoid, elasticity coefficient of the spring, quality of the driving top and the spline shaft, rotations inertia of the brake ' s rotation part besides the driving top and the spline shaft, suppresses sleeve. provides the theory basis for the inertia brake structure optimization

    本文以拉格朗日方程為理論基礎,對慣性制動器在制動時的振動進行數學建模,然後用matlab對其進行模擬,得出了慣性制動器在制動時振動角頻率分別與制動環和摩擦片之間的摩擦系數、制動力的平均半徑、主動頂和花鍵軸的轉動慣量、慣性制動器的凹凸螺旋面的螺旋升角、凹凸螺旋面平均作用力的半徑、彈簧的彈性系數、主動頂和花鍵軸的質量、慣性制動器除主動頂和花鍵軸外其他部分的轉動慣量和、頂壓套的質量等慣性制動器各零部件的物理參數之間的關系,為慣性制動器的結構優化提供了理論依據。
  2. Based on the relaxation constitutive theory of viscosity - elasticity under non - constant temperature, the equation of thermal conduction in solids, and the finite element method, the non - stationary thermal stress in low carbon steel thick hollow sphere is calculated

    摘要基於變溫粘彈性鬆弛型本構理論、熱傳導方程和有限元方法,對低破鋼厚壁球的非定常熱應力進行了分析。
  3. The boundary integral equation for elasticity is derived through the general green ’ s formula and the corresponding fundamental solution. the paper represents the contact conditions, which are essential for the coupling of the boundary integral equations of the two different elastic contact bodies, in a local coordinate system properly chosen

    利用廣義格林公式和基本解得出彈性問題的邊界積分方程,採用循環迭代的方法,通過尋求與接觸條件相協調的接觸邊界位移及面力增量來確定接觸區域的大小。
  4. Abstract : the wave equation, continuous equation for tower structure and the method of characteristic line, are derived in this paper, and variation of structure modulus of elasticity with strain and vibration frequency being considered, state of stress on the structure affected by earthquake wave is analyzed

    文摘:推導了高聳結構(桿件)波傳播運動方程、連續方程和特徵線求解方法.並考慮結構彈性模量隨應變及振動頻率的變化,對地震波作用下結構的受力狀況進行了分析
  5. The poroelastic modulus could describe pore effect on elastic behavior of porous media such as rocks. from this, gassmann equation which was widely used in seismic exploration and petroleum logging was deduced. this equation was based on linear elasticity assumption and could be used only within low frequency

    孔隙彈性模量描述了孔隙對巖石等多孔材料的彈性性質的影響,利用其可導出在地震勘探和石油測井界應用很廣的gassamann ,該方程建立在線性彈性假設之上並僅限於低頻范圍。
  6. The paper studied controlling rotor vibration with the super - elasticity of sma and sfd, set up the new equation of sys tern vibration according to the stress - strain curve of sma in super - elasticity state, used the nonlinear theory and the dynamic stability theory to study the vibration of rotor controlled by sma, discussed the stability condition of the system, obtained the relationship of system parameters when bifurcation was appeared, supposed a method that improves the stability of rotor system and restrains vibration amplitude though changing parameters, and finally validated the effect of restraining vibration of the improved system through emulation

    摘要研究利用形狀記憶合金的超彈性和擠壓油膜阻尼器控制轉子振動,利用形狀記憶合金在超彈性狀態下的應力應變曲線,建立了新的系統振動方程,運用非線性理論和運動穩定性理論研究轉子在形狀記憶合金控制下的振動狀態,討論了系統的穩定性條件,獲得系統發生分岔時系統參數之間的關系;並提出了通過改變參數來提高系統穩定性和抑制振幅的方法,最後通過模擬驗證了改進后的系統振動抑制效果。
  7. Secondly, this paper set up the diffusion model of innovation incorporating price, advertising and distribution, and given the optimal diffusion equation and characterized qualitatively optimum price, advertising and distribution. furthermore, it studied the ratio relations among the advertising elasticity of demand and the price elasticity of demand and the distribution elasticity of demand. finally studied the influence of marketing mix variables to the technology diffusion

    然後建立了含商品定價、廣告費用和銷售費用等的技術創新擴散模型,給出了擴散最優方程和商品價格、廣告費用和銷售費用的最優曲線,進一步地,本文分析了廣告費用對需求的彈性、商品定價對需求的彈性以及銷售費用對需求的彈性之間的比例關系,探討了這些外部市場變量對創新擴散的影響。
  8. Technology of non - damage test for concrete intensity is extensively applied in project testing, as a precise and direct approach. accordingly, the test in this essay makes use of average concrete samples made up of commo - n raw material in boutou, and adopt comprehensive method of ultrasonic elasticity to test the concrete used within one year in boutou. through the regression analysis, we get the regression equation of anti - intensity of these two materials under the given conditions. according to the result, we establish the accurate curve line for comprehensive method of ultrasonic elasticity and provide practiced and non - damage testing approach and calculating method for concrete intensity test and reference for testing staff concerned

    混凝土強度無損檢測技術作為一種簡便快捷準確的測強技術在工程檢測中得到了廣泛的應用,鑒於此,本次試驗通過採用包頭地區常見原材料製成的一定批量常見齡期的不同種類(指混凝土試塊中的粗骨料、混凝土強度等級不同)普通混凝土標準試塊,採用回彈?超聲綜合法對包頭地區齡期不超過一年的現場混凝土進行了大量的試驗,並利用回歸分析,給出兩種骨料混凝土在相應測強條件下的立方體抗壓強度回歸方程,根據實驗結果建立包頭地區精度較高的混凝土回彈?超聲綜合法基準測強曲線,為實際工程的混凝土現有強度評定提供簡單易行的無損測試方法和計算方法,供有關檢測人員參考使用。
  9. While in traditional elasticity mechanics, we make our best to eliminate the unknown variables and can get the simplest equation in a brief form. at the same time, the rank of equation is increased, so we cannot solve the equation by direct method and have to resort to semi - converse method

    而傳統的彈性力學,其求解方法是盡量消元以使未知量減少,方程形式簡單,寧可讓方程階次提高,故數學物理方法中最基本的分離變量法就難以實施,只能採用半逆法。
  10. But thermal stress ca n ' t be calculated without damage. and then it provided in this article the equation of the elementary damage, material intensity, elasticity modulus and temperature evolvement of rupture energy. 6

    微裂縫的形成與發展仍然是由溫度應力造成的,但此溫度應力應是考慮損傷行為的應力,據此,文中導出了反映初始損傷、材料強度、彈性模量以及斷裂能的溫度損傷演變方程。
  11. Then the equations of elastic problem are imported into the hamilton system in the plane right - angle coordinate system and a new symplectic numerical method, the symplectic difference method of elasticity in hamilton system, is put up based on the mixed equation of elastic problem. the arithmetic of the method is programmed and used in the solution of three problems of elasticity, which is sheet problem, simply girder problem and deep girder p roblem that is pressed equally in the right - angle coordinate system

    然後在平面直角坐標系下將彈性力學問題引入到hamilton體系中來,針對彈性力學混合方程建立了一種新的辛型數值計算方法? ?基於hamilton體系的彈性力學辛差分方法;並且編程實現了該方法的演算法結構,計算了三個具體的算例:受均布載荷的薄板問題、簡直梁問題和深梁問題。
  12. Furthermore using the variation principle in the elasticity, the wave - motion equation is derived in the finite deformation elastic thin rod with viscous and transverse inertia effects, and the characteristic curves and their characteristic relations are obtained by characteristic line method, and the influence of viscous and geometrical - dispersive effects on the propagation of wave is analyzed

    再利用彈性力學中的變分原理,導出了同時計及粘性和橫向慣性效應時的彈性細桿的幾何非線性波的波動方程,用特徵線法得到它的特徵線和特徵線上的相容關系,分析了粘性耗散和幾何彌散效應對波的傳播速度的影響。
  13. An integral identical equation is presented which hold generally true for theory of engineering elasticity

    提出了一個對于工程彈性力學普遍成立的積分恆等式。
  14. Starting with causing mechanism of magnetostriction, this paper analyses and discusses the relationship of physical properties of magnetic crystal, deduces thermodynamics equation of the properties of magnetic crystal, such as magnetism, thermal and elasticity

    本論文從磁致伸縮現象的產生機理入手,對磁性晶體物理性質之間的關系進行分析和論述,並根據熱力學理論,給出了磁性晶體的磁、熱和彈性性質的熱力學方程。
  15. To prove the applicability of respective regression equation, the essay adopt regression analysis to test the accordance of samples and find the testing report accords with the predicating one. to test the applicability and practical usage of the intensity curved line in boutou, we test the concrete items on site, and compare it with standard curved line in my country, and the consequence shows that : the intensity curved line of the comprehensive method of ultrasonic elasticity has high applicability and accuracy

    為了更好的檢驗回歸所得到的超聲回彈綜合法測強曲線方程在包頭地區的適用性和實用性,我們特地進行了工程現場混凝土構件強度的檢測試驗,並且和全國的基準曲線方程相比較,得到的數據顯示:我們由試驗得到的超聲回彈綜合法測強曲線方程在包頭地區有很好的實用性和適用性,精度相對較高。
  16. Elasticity ; stress function ; beltrami stress compilability equation ; general solution

    彈性力學應力函數beltrami應力協調方程通解
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