等效線 的英文怎麼說

中文拼音 [děngxiàoxiàn]
等效線 英文
equivalent line
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  1. Based on total stress index of property of statics and dynamics of dam body and dam base materials which obtained from test, utilizing duncan - chang hyperbola model and equipollence linearity model to analysis static state and dynamic stress state affected by earthquake of hada mountain dam body and dam base

    根據試驗得到的壩體和壩基材料的靜動力學性質的總應力指標,計算中採用duncan ? chang雙曲模型和等效線性模型,分析了哈達山壩體和壩基的靜應力狀態以及它們在地震作用下的動應力狀態。
  2. The research indicates that the random sectionalized linearization methodology introduced by the author is more simple and efficient than stochastic equivalent linearization method, so it is convenient for generalizing

    研究表明,作者提出的隨機分段性濾波器較等效線性濾波器計算程序簡單得多,便於推廣應用、而且率高。
  3. The bouc - wen differential equation model is used in modeling the hysteretic characteristics of these components. the pem ( pseudo excitation method ) combined with the elm ( equivalent linearization method ) is used to analyze the non - linear random vibration of such structures

    採用bouc - wen提出的微分方程模型描述進入非性構件的滯變特性,運用虛擬激勵法結合等效線性化進行結構非性隨機振動分析。
  4. Non - linear dynamics characters of a rotor system for an elastic shaft - disk with a crack are examined by introducing the geometric non - linearity and equivalent line - spring model

    本文引入了幾何非性關系和等效線彈簧模型對含裂紋的彈性軸彈性盤轉子系統進行非性動力學分析。
  5. Firstly, in order to treat the local weakened effect of the crack on the shaft, the equivalent line - spring model is built. then the constitutive equations are derived and the flexibility model of the rotating shaft is discussed. based on the lagrange equations, the non - linear dimensionless differential equations of the single rotor system with the disk and crack located at an arbitrary position of the shaft are obtained

    首先為處理裂紋對軸的局部削弱作用,提出了等效線彈簧模型,推導了彈簧彈性本構關系,獲得了裂紋轉動軸的柔度模型,然後,應用lagrange方程建立了盤和裂紋處于軸任意位置的無量綱的單盤轉子系統的非性運動控制微分方程。
  6. Study on response computation of a vibration system with variable coefficient of sliding friction using equivalent linearization technique

    非恆定滑動摩擦系數振動系統等效線性化計算方法研究
  7. Are uncertain and should be regarded as random variables, therefore the reinforced concrete frame is stochastic structure inherently, and then its motive equations converted to combined random differential equations for the uncertain parameters and external random excitation. these equations were solved by order - orthogonal expansion method with pseudo - excitation method, and then the statistic stochastic responses of random structure were obtained. at last, based on the stochastic cumulative damage model with double parameters developed by park, formulas were formulated for calculating structural earthquake damage probability using the structural reliability theory ( mainly jc algorithm ) in extensive random space

    首先對受地震激勵的剪切型鋼筋混凝土結構進行建模,用隨機等效線性化方法將二階非性微分方程組化成一階性微分方程組(或稱之為狀態方程) ;再考慮材料參數的隨機性,則狀態方程成為復合隨機微分方程組,將擴階系統方法和虛擬激勵方法推廣並應用於這個復合隨機微分方程組,求出結構的隨機響應量的統計參數;最後採用隨機累積損傷破壞準則,在廣義隨機空間內,用jc演算法求解失概率,進而求出結構的抗震可靠度。
  8. The mode superposition method, based on equivalent linearization and forcing decoupling method of non - classical damping matrix of energy dissipation systems, is the just one. at the same time, iterative process will increase computing workload and forcing decoupling method increase error

    基於等效線性化的強行解耦振型分解法在一定程度上符合此要求,但此方法存在著迭代計算工作量大、強行解耦增大計算誤差的不足。
  9. Therefore, basic methodologies for stochastic seismic and filtering responses of nonlinear structure are studied, the approximate solution methodologies and their practical applications are investigated in the dissertation employing equivalent linearization and moment equations method based on fpk equations and ito stochastic differential equations

    因此,本文基於fpk方程和伊藤隨機微分方程,研究了滯后結構物的隨機地震反應和隨機濾波問題的基本方法,並利用等效線性化法和矩方程法,研究了非性結構隨機地震反應分析和隨機濾波分析的近似解法及它們的工程應用。
  10. ( 4 ) to determine liquefaction potential in site, several viable approaches are used, and these are ( 1 ) the standard penetration test ( spt ), ( 2 ) measurement of in - situ shear wave velocity ( vs ), and ( 3 ) use of test data and seed & idriss method. considering the non - linear of the soil, we calculate the earthquake response of the soil with the hardin - drnevich model and the finite element method. finally, we estimate the liquefaction capability of the site during earthquake in xuzhou, jiangsu province

    中國地展局工程力學研究所碩士學位論文川採用《建築抗震設計規范》 ( gb50on一2001 )基於標準貫入試驗的判別法、基於場地剪切波速的液化判別方法和seed一idriss簡化法對可液化場地進行了液化判別;考慮土的非性,採用等效線性化模型,利用有限元方法進行了場地的地震反應分析;並對滬蓉高速鐵路徐州段可液化場地的地震液化性能做出了綜合評價。
  11. According to different transverse difference in temperature and lengthways difference in temperature, the paper gave the method of computing temperature effect including : 1 ) the stress ot1 caused by nonlinear difference in temperature. 2 ) the constrain stress o t2 in undetermined structures by equivalent difference in temperature. 3 ) the constrain stress ot3 caused in undetermined structures by even difference in temperature tm

    針對具有不同性質的橫向溫差和縱向溫差,本文分別提出了預應力結構的溫度應的計算方法,包括: 1 )非性溫差引起的自約束應力_ ( t1 ) ; 2 )等效線性溫差引起的超靜定結構的約束太原理工大學碩士學位論文應力民3 )均勻溫差tw引起超靜定結構中的約束應力4 4 )均勻溫差tm引起梁的軸向變形受到柱的側向約束,與預應力筋的溫度變形之間的差異引起的預應力的變化。
  12. With the use of one - dimension equivalent - linear wave motion method which is wildly used at present in the analysis of earthquake site response, the platform values and the characteristic periods of ground surface acceleration response spectra of different profiles were calculated and analyzed under different ground motion inputs

    利用目前工程上常用的一維等效線性化波動方法計算分析在不同地震動輸入下,不同場地類別、三種土層結構的地表加速度反應譜的特徵周期和平臺值。
  13. Thirdly, the methodologies of equivalent linearization and moment equations method in the approximate method for random vibration of nonlinear structure are studied

    第三,對非性結構隨機振動近似分析方法中的隨機等效線性化法和矩方程法進行了研究。
  14. Through a great deal of calculation and comparison with the results of monte carlo and other methodologies, a conclusion can be drawn that the precision in the calculation of equivalent linearization can satisfy the needs of practical civil applications for general engineering structures

    通過大量計算並與montecarlo法及其它計算結果比較分析得知,對一般工程結構物,等效線性化法的計算精度能夠滿足工程應用的要求。
  15. Random seismic responses of civil engineering structure are calculated by employing stochastic vibration equations and moment equations methods of nonlinear structures established and stochastic equivalent linearization. in this procedure of calculation, differential expression of hysteretic characteristics and seismic excitation are taken into consideration

    通過已建立的非性結構物隨機振動方程,納入滯后特性微分表達式,利用隨機等效線性化法和矩方程法,計算了工程結構物的隨機地震反應。
  16. A series of elastic spring were used to simulate the soil reaction to structure and a equivalent linear iterative approach was used for simulating the soil nonlinear behavior in the finite element analysis in this paper

    在有限元分析中,本文採用一系列彈性彈簧單元模擬土作用,通過反復的等效線性迭代過程模擬土對結構的非性。 2 、進行模態分析。
  17. In the latter, the non - linear dynamic stabilities of the single rotor system with a crack are researched. the non - linear differential equ ations have periodic coefficients. and using the stability theory of the periodic motion, it is discussed that the thickness of the disk, the position of the disk and the position of the crack have effects on the dynamic stabilities

    首先簡單討論了含裂紋的單盤轉子系統的性動力穩定性,並與相關的文獻作出比較,驗證了等效線彈簧模型的正確性和精確性;然後,討論了含裂紋的單盤轉子系統的非性動力穩定性,得到了一組具有周期系數的非性微分方程組,且利用周期運動的穩定性理論進行了求解,深入討論了盤的厚度,盤所處的位置和裂紋所處的位置對轉子系統動力穩定性的影響。
  18. The research work about the local non - linear random vibration of engineering structure under earthquake excitation includes ; discrete hinge model combined with the pem and the elm is used to solve such non - linear problem which the bend - type hysteretic effect of some components is taken into account

    對于工程結構地震作用下局部非性隨機振動,將離散塑性鉸模型與虛擬激勵法和等效線性化法相結合,求解這一類局部發生彎曲型滯遲應的非性問題。
  19. In phase 2, the nonlinear dynamical properties of the simple, two - degree - of - freedom model of mr damping suspension systems are explored by the method of equivalent linearization

    運用等效線性化方法,分析了懸架系統由磁流變阻尼器而引起的非性動力學特性。
  20. Say a few words about our understanding and suggestion on the design by analysis, including the modeling of finite elements, the stress classification of results by finite element method and the equivalent linearization method etc

    摘要對分析設計中的若干重要問題提出了看法和建議,包括有限元建模、有限元計算結果的應力分類、等效線性化處理方法
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