有限模 的英文怎麼說
中文拼音 [yǒuxiànmó]
有限模
英文
finite module-
This thesis tries to solve the problems in the design and construction of jinping cascade 2 hydropower station. a typical section is selected to analysis seepage, seepage control and fem numerical simulation. the influence of different plans of excavation and support on seepage field of subsurface water and stability of adjoining rock are studied. the homologous support pattern is suggested according to the research results
本文就錦屏二級水電站(一期)深埋長隧洞的設計和施工中面臨的一些問題,選取隧洞的一個典型斷面進行滲流、滲控分析和開挖及支護的有限元數值模擬,從而就深埋隧洞不同的開挖及支護方式對地下水滲流場及圍巖穩定性的影響和所應採取的支護措施等方面進行了探索、研究。Through analyzing the marketing mode of aeolus company and finding the strength and weakness, it can provide a reference for dongfeng group ' s marketing innovation. what ' s more, it can afford some good experiences for the development of chinese automobile industry
通過分析風神汽車有限公司的營銷模式,找出目前模式的優缺點,不僅可以為東風公司的營銷創新提供參考,並帶動促進東風公司整個營銷系統的發展與完善,還可以為我國整個汽車產業的發展提供一定的參考。It has been two years since aeolus automobile co. ltd was founded. in the two years, aeolus company is famous for its little investment and outstanding achievement. the bluebird selling like hot cakes makes the decision - makers of dongfeng group think the marketing modes of the group renewedly
風神汽車有限公司成立的短短兩年多時間里,其投資規模之小,經營業績之好,為中國汽車業所矚目,風神藍鳥汽車在不到兩年的時間里在市場上的迅速走紅,更使得東風公司決策者們對整個公司的營銷模式有了新的看法。This essay firstly analyzes the influence to chinese auto industry after china entering wto, and explains the necessity of analyzing the marketing mode of aeolus company. chapters 2 - 3 illustrate the marketing system of dongfeng group and the marketing environment of chinese automobile manufacture industry. on the basis of that, chapters 4 - 5 analyze and evaluate faithfully the marketing mode of aeolus company, and then offer some advises to perfect this mode
本文首先分析了中國加入wto對我國汽車製造業的影響以及研究風神汽車有限公司營銷模式必要性,第二、三章對東風公司的營銷系統及我國汽車製造業的營銷環境進行了分析,在此基礎上,第四、五章對風神汽車有限公司營銷模式進行了詳盡地分析與評價,並提出了進一步完善風神汽車有限公司營銷模式的基本思路。Xingda aeroboat model tech. co., ltd.,
信達航模科技發展有限公司。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。Also, this paper studies the amendable methods of dynamic numeration model, and bring forward that optimized method can revise finite element model, while validating the construed results of structural mode is almost equal to true values
本文研究了各種動力計算模型的修正方法,針對有限元程序,提出了用優化的方法實現結構動力有限元模型的修改,通過算例驗證,結構模態分析結果更接近於實測值。The paper is based on an arcuated built - up system bridge - zhongshan no. one bridge to be built in guangzhou, adopts the large universal finite element programme ansys, takes spatial action among members into account, establishes a three - dimension finite element model, and discusses the following several aspects : firstly, when three - dimensional finite model of a complicated bridge is founded, a beam - lattice method is a kind of applied and effective spatial analysis method, which is used to analyze superstructures of a bridge
本文以廣州市中山一橋為背景,採用大型通用有限元程序ansys ,考慮構件間的空間相互作用,建立了三維的有限元模型,重點對以下幾個方面進行深入探討:首先,在對復雜的橋梁結構進行三維的有限元模型建立時,梁格法是分析橋樑上部結構比較實用而且有效的空間分析方法。Based on the analysis of mechanism for joint region, the " frame - wall " and " aslope compression stub column " mechanical models and yielding patterns of core zone of the joints are set up. the shear load - carrying formulation for joint core zone is also given in terms of plastic ultimate analysis. and then, the comparisons between the formulas given in this paper and that of chinese design code ( draft ) and nonlinear fem as well are presented
對節點核心區的抗剪,通過受力機理的分析,建立了鋼「框架剪力墻」加混凝土「斜壓短受力體系及其屈服機制,根據塑性極限分析,給出了節點核心區抗剪承載力計算的迭加公式, 《規程》公式和非線性有限元近似模擬分析結果進行了比較。Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box
綜合介紹了邊界元法在聲輻射問題上的理論及應用;並給出了運用邊界元法分析軟體求解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法,並以封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟體編制了噪聲數據模擬程序,並模擬了通過組合方法分析封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據,實現聲音的可聽化,隨后通過虛擬現實工具實現了該情形下橢球殼振動噪聲的虛擬模擬。Finite automata model for one type of dna computing system
計算系統的有限自動機模型Before starting work at ascenvision, mr. babu had worked at a large company in the hsinchu science - based industrial park for a period of one year. this company, which mr. babu joined on a friend s recommendation, produced a wide range of products, and had a large workforce ; mr. babu was mainly involved in voip voice over internet protocol product development and testing
在工作環境方面,到亞盛科技股份有限公司工作之前, mr . babu曾經由來臺工作的印度朋友介紹,進入新竹科學園區中較具規模產品種類和員工數都較多的另一家企業工作一年,主要作的是voip的開發測試。Fe - simulation research on the rcs of a tank barbette
坦克炮塔基體雷達隱身特性有限元模擬研究Based on computer simulations, different programs, such as madymo and ls - dyna, were used in this paper to develop simulation model of car - barrier crash with two kinds of barriers ( concrete barrier and w - beam barrier ) and two styles of cars ( ford and santana ) respectively
文章基於計算機模擬技術,使用不同軟體(多剛體動力學模擬軟體madymo和有限元分析軟體ls - dyna )針對兩種護欄(混凝土護欄和波形梁護欄)和兩種不同轎車車型( ford車和santana車)分別建立了轎車-護欄碰撞的模擬模型。A 2 - d fem program is designed to simulate and compute thermal - creep - stress field in a long beam on batholith and taipu river pumping station. some conclusion available in designing and construction are presented
編制了平面有限元程序,模擬計算了巖基上長梁和太浦河泵站工程的溫度徐變應力場,得出一些對工程設計和施工有益的結論。In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。Second, go deep into investigate the frame and calculate method of real options, apply formulation of gesk, black - scholes carr and margrabe to a instance, and compare the results of different formulations. make use of binominal lattice ^ finite difference and monte carlo to one instance. this paper suggests that the operable procedure and method copeland and antikarov provided with monte carlo simulation and binominal lattice is a best way
第二,深入分析實物期權應用框架和計算方法,利用gesk公式、 black - scholes公式、 carr公式和margrabe公式對具體的實例進行了計算比較,又採用二項網格法、有限差分方法和蒙特卡羅方法對實例進行了模擬計算。Hd biosciences co appoints jingcai chen, phd as vice president, assay development
上海華大天源生物科技有限公司聘請陳景才博士為副總裁,主管篩選模型構建。This research work on bird striking has a long history and already got plentiful achievemellts in theories and experiments, howevef, still a long way no doubt waits to go for sophisticated research work on it more detailed to apply to airframe engineering quantitatively in combination wth the technical reformation of the birdstrike experimelltal system in our laboratory, this thesis deeply studies and analyses the numerica1 computation and simulation methods to birdstrike dynamic response problem based on finite - elemefit - method ( fem ) numerical emulation and modem large - scale scientfic computation software
本文結合我公司鳥撞實驗體系技術改造項目,應用有限元數值計算模擬技術及現代大型科學計算工具,對鳥體撞擊飛機風擋結構的動力學響應問題進行了系統學習與研究探討,初步掌握了科學計算方法,獲得了計算模擬的實踐經驗,為今後深入應用大型科學計算手段進行撞擊類科學問題的研究以及深入應用於工程實踐奠定了強有力的工作基礎。Oscillation and nonoscillation of a nonautonomous discrete food - limited with impulses
具有脈沖的非自治離散的食物有限模型解的振動性與非振動性分享友人