beam analysis system 中文意思是什麼

beam analysis system 解釋
束流分析系統
  • beam : n 1 梁,棟梁,桁條;(船的)橫梁。2 船幅;(動物、人的)體幅。3 (秤)桿,杠桿,(織機的)卷軸,...
  • analysis : n. (pl. -ses )1. 分解,分析;【數學】解析。2. 梗概,要略。3. 〈美國〉用精神分析法治療(= psychoanalysis)。
  • system : n 1 體系,系統;分類法;組織;設備,裝置。2 方式;方法;作業方法。3 制度;主義。4 次序,規律。5 ...
  1. 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。
  2. Dynamics analysis for coupled pendulum and beam system

    梁擺系統耦合振動分析
  3. The analysis of the distortional double coordination about deflection and torsion in orthogonal beam system

    正交梁系彎扭變形雙協調分析
  4. Theory analysis and practical project prove that the method of the reinforced concrete beam system bridge structure disease examination and structure damage evaluation is reasonable and viable

    理論分析與工程實例,都證明了本文的梁橋結構損傷識別及其評價方法體系的合理性與可行性;
  5. Across the rigid - flexible coupling dynamic analysis, we acquired the coupled effects between the three - dimensional attitude motion of the satellite and the flexible vibration of the antenna ' s supporting beam, and got the dynamic behaviors of the system. and we found the change pattern of the antenna ' s structure parameters, which decide the system ' s connatural characteristic and its dynamic response

    通過對衛星?天線形成的剛柔耦合系統進行動力學分析,獲得了衛星的剛體運動與天線的彈性振動之間的耦合影響規律及其真實的動力學行為,得到了天線結構參數對衛星?天線系統的固有特性及其動力學響應的影響規律,為衛星姿態控制和天線結構優化設計奠定了基礎。
  6. Strip - shape underground structures such as the tunnels and tubes for various uses can be treated as a beam on elastic foundation under earthquake condition , although there exists soil - structure interaction , the foundation soil vibration is dominant in other words , analysis of earthquake response of the soil is essential to this end , simplified models , ( i. e equivalent mass system models based on some equivalence criteria ) are proposed , instead of a general 3 - d continuum model in this study , equivalence criteria are proposed and the simplified models are compared the single - mass - string model is proved to be valid and therefore applied to the analysis of earthquake response of the pearl river immersed tunnel

    條裝地下結構如隧道、各種埋設管道等一般可看作彈性地基梁進行靜力及動力分析在地震條件下,結構與土相互作用,但土的振動成為主要因素為分析土的地震響應需把基土這一三維連續體作簡化處理,簡化成為等效多質點模型本文著重探討這種簡化模型的建立方法,推導等效方程,通過幾種簡化體系的分析比較,論證單質點串體系的合理性,並將其應用到廣州黃沙芳村珠江水下隧道工程的地震響應分析,為抗震設計提供依據
  7. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  8. The basic theory and step of whole process analysis of reinforced concrete beam section flexural rigidity is stated, the realization program is worked out and the academic example is analyzed. 4. based on the static - state load test result of two practical projects, the application of the reinforced concrete beam system bridge structure disease examination and structure damage evaluation method is stated, and satisfaction result is gained

    1 、綜述了當前混凝土橋梁結構檢測及損傷識別的各種方法體系,並簡要評價了各方法體系的應用與不足; 2 、論述了基於靜載試驗的梁分段剛度系統識別的基本原理,編制了實現程序,並進行了數值算例分析,提出基於本原理的梁橋結構損傷識別與結構評價方法體系; 3 、闡述了鋼筋混凝土梁截面抗彎剛度全過程分析的基本原理和方法步驟,編制了實現程序,並進行了相關算例分析; 4 、結合兩片工程實例梁的靜載試驗,詳述了梁橋結構損傷識別與結構評價方法的應用過程,得到了預期的效果。
  9. Considering special form of the boiler frame, the reconstruction and enforcement method, in addition dynamic analysis are given by particular steps : establishment of the model of boiler steel frame, determination of earthquake loads and distribution form, and anti - side force system for the frame to model and analyze, involving loads on the frame and above it, earthquake loads, damping, sway control installation, hanging bar and plate beam

    考慮鍋爐構架鋼結構的特殊形式,研究並提出了電站鍋爐鋼結構改造加固研究方法,及動力分析的具體步驟:建立了鍋爐鋼結構動力分析模型、地震荷載分析方法、建立了鍋爐鋼結構布置型式、及整個鍋爐鋼構架抗側力體系模擬分析方法。具體包括:鋼構架本體及構架上荷載、地震載荷與阻尼系數確定、制晃裝置確定、吊桿與大板梁簡化。
  10. To aim at this problem, in term to the feature of fatigue loading of bridge, this paper, on the base of analysis of current bridge reinforcement, makes a relative system experiment research and theory analysis for the fatigue performance of cfrp - strengthened concrete beam

    本文針對這個問題,在分析現有橋梁結構加固方法的基礎上,根據橋梁承受疲勞荷載的特點,對碳纖維布加固混凝土梁的疲勞性能進行了比較系統的試驗研究和理論分析。
  11. The super resolution effect of sb layer super resolution structure is also investigated with near - field scanning optical microscope. in addition, a rigorous three - dimensional ( 3d ) optical electromagnetic finite - difference time - domain ( fdtd ) model for analysis of a sil system is detailed. in order to accurately analyse sil model, a new method of setting a focused gaussian beam source in fdtd grids is presented

    此外,本文還建立了對sil系統光傳輸特性進行模擬的時域有限差分程序,提出一種在fdtd模擬的離散空間設置會聚高斯光源的新方法,並模擬了會聚高斯光束在sil系統中的傳輸,研究了sil在不同離焦情況下底面出射光場幅度及光束半徑的變化規律,為sil存儲系統的優化設計提供了理論依據。
  12. This paper deals with seismic response of a tunnel - soil system immersed tunnel , as an underground structure , must be compatible with the deformation of the surrounding soil thus the simplified model for a tunnel - soil system is established through two steps at the first step , an mdof system is developed for modeling the foundation soil to this end , dynamic behavior of the foundation soil is analyzed a typical section of the foundation soil simplified as a single mass - spring system on the basis of some equivalent criteria those mass are linked longitudinally by elastic springs to form an mdof system at the second step , the tunnel is treated as a beam on elastic foundation ; that is , the tunnel is connected with the soil massed to form a tunnel - soil system this model has been applied to the seismic analysis of huangsha fangcun immersed tunnel across the pearl river in guangzhou design recommendation is proposed on the basis of this analysis

    研究沉管隧道在地震條件下整體受力的分析方法分兩步建立計算模型第一步通過分析場地地基土切片的動力特性,根據等效原則將其化為等效單質點體系,然後在縱向用等效彈簧連接而成為多質點體系的地基土計算模型;第二步將隧道看作彈性地基梁與上述多質點體系通過等效彈簧連結而得到土隧道體系的計算模型本文結合廣州黃沙芳村珠江水下隧道工程實例建立了具體的計算模型並對多種不同的約束條件,進行了縱向與橫向地震響應時程分析,為該隧道的抗震設計提供依據
  13. Therefore, in this paper, two directional solidification methods, czochralski method and electron - beam floating zone melting method, were used to obtain such material. the directional solidifition microstructures of si - tasi2 system was performed using neophot - 1, amray - 100b sem and jem - 2000cx tem analysis technique

    本文採用切克拉斯基法( cz法)和電子束區熔法( ebfzm )兩種定向凝固方法制備該共晶自生復合材料;藉助金相技術、電鏡技術、圖象處理技術等多種分析測試手段,考察了si - tasi _ 2共晶定向凝固組織和及其相應的工藝規范。
  14. Analysis system for bridge test ( qljc in chinese ) is an application software specially designed for bridge test to build spatial fem model of bridge structure with beam elements or solid elements, analyze the static and dynamic character of bridge structures, calculate efficiency ratio of load test, pick up the results of observation points and so on

    摘要橋梁結構檢測分析系統qljc是針對橋梁檢測試驗分析開發的專用軟體,能夠建立橋梁結構空間有限元模型,運用實體單元法和空間梁格法進行靜動力試驗分析、試驗荷載效率計算,查取測點位置理論計算值等。
  15. Through the analysis of the two test results of the space model specimens of the long - span pre - stressed concrete hypo - beam floor system, the thesis discuss the seismic resistant behaviors of the structure system under horizontal force

    本文通過對兩榀大跨度預應力次梁樓蓋的空間模型試件的試驗研究,探討了該結構體系在地震水平力作用下的抗震性能。
  16. Study on the mechanism of the top beam that used in retaining and protecting piles of deep foundations is the uppermost section of this master degree thesis. the classical structure mechanics method and the finite elements analysis software are used to calculate and analyse the internal force of the piles - top beam retaining system. based on the research of the mechanism of the top beam, the optimal design of piles in row is discussed

    本文針對深基坑排樁支護樁頂圈樑設計計算中存在的問題,以樁項圈樑的作用機理為主要研究內容,分別採用傳統的結構力學矩陣計算方法和有限元分析軟體對排樁?項圈樑支護體系內力進行計算和分析,對樁項圈樑作用的力學機理進行了深入的研究。
  17. Application of strengthening rc - frame - beam by rs - jyc static load testing amp; analysis system of pile foundation

    樁基靜載荷測試分析系統在鋼筋混凝土框架梁加固中的應用
  18. In order to accelerate the development of preflex composite beam in railway bridges and to design and construct preflex composite beam bridges of railway in our country reasonably, this thesis is from the scientific project of railway department " experiment and application research of railway preflex composite beam " and summarizes the design information and practical projects on preflex composite beam. on the basis of above works, this thesis improves computation method in analysis of railway preflex composite beam on sectional stress, deflection of mid - span, crack width and shearing resistance and programs a software " preflex composite beam bridge structure analysis system - pfsas ", which is adapt to railway bridges in our country. moreover it makes a primary research in construction techniques and structure measures

    為了迅速促進預彎組合梁在我國鐵路橋梁中的發展,合理地進行我國鐵路預彎組合梁橋的設計和施工,本文結合鐵道部科技研究開發項目「鐵路預彎組合梁的實驗與應用研究」 ,在總結以往對預彎組合梁力學性能研究成果及實際工程的基礎上,完善了鐵路預彎組合梁的截面應力、跨中撓度、裂縫寬度和抗剪分析的計算方法;編制了適用於我國鐵路橋梁的「預彎組合梁橋結構分析系統? ? pfsas 」軟體;並對預彎組合梁的施工工藝及構造措施進行了初步探索。
  19. This thesis presents my study efforts on new type of fiber - optic sensors iber optic bragg grating sensor. prime contents include development and product course of fiber bragg grating ( f5g ), demodulation principles of f5g, design of demodulation system of fiber grating sensors with a cantilever beam, analysis of experiments, and a mechanism based on fiber grating - pair is presented which is used to study the solution of cross - sensitivity of fiber grating sensor measurement

    本論文的研究工作是對新型光纖傳感器?光纖bragg光柵傳感器的應用基礎研究。基本內容包括:光纖光柵的發展和製作工藝、光纖光柵的傳感解調工作原理、基於懸臂梁的實用化的光纖光柵解調系統的設計、原理性實驗結果的分析討論以及提出一種利用光纖光柵對來解決交叉敏感問題的方案。
  20. The theoretical analysis of large cryocondensation pump for nbi was mainly concerned. this paper emphasized on analyzing and calculating the heat load of cryocondensation pump, simulating thermal transmission coefficient and molecule transmission coefficient of radiation baffle according to monte carlo method, analyzing the process on cryo - surface and the factor of affecting pumping speed and hydrogen layer thickness of influencing cryo - parameter, etc. finally by verifying the pumping speed on large cryocondensation pump for neutral beam injection system, the pumping speed of 4. 0x105l / s ( for h2 ) was proven to be reasonable

    本文首先介紹了中性束注入系統的國內外發展狀況,闡述了中科院等離子體所ht - 7中性束注入系統的構成,主要對用於中性束注入系統的大型低溫冷凝泵的特性進行了理論分析;對冷凝抽氣面的熱負載進行了分析計算;用蒙特卡羅法對輻射擋板的分子傳輸幾率與熱傳輸幾率進行了模擬計算;研究了低溫表面的處理方法對抽速的影響以及氫層厚度對各低溫參數的影響;最後對用於中性束注入系統的大型低溫冷凝泵的抽速進行了驗證,得出的結論是:選取40萬升秒的抽速是合理的。
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