瞬態結構 的英文怎麼說

中文拼音 [shùntàijiēgòu]
瞬態結構 英文
transient buildup
  • : Ⅰ名詞(眼珠一動; 一眨眼) wink; twinkling Ⅱ動詞(眨眼) wink
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  • 瞬態 : transient; instantaneous condition; transient state
  • 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
  1. On the basis of experimental research, this thesis applies 2 - dimensional non - linear finite element method to the analysis of transient temperature field on the section by means of relatively high precision triangular element of six joints. when the temperature field is analyzed, finite element reseaus are divided in space field and finite difference reseaus are divided in time field, and then the program is compiled. the computing results are in good agreement with the test data

    在試驗研究的基礎上,本文採用精度較高的三角形六點單元對件截面二維非線性溫度場進行了有限元分析,即在空間域內採用有限元網格劃分,在時間域內採用有限差分網格劃分,據此編制了計算程序,計算果與試驗數據符合較好,程序穩定性好,精度滿足要求。
  2. Based on modal analysis of piezoelectric smart laminated plates, an fem based inverse algorithm of the time history of impact loads by piezoelectric modal respondence is presented

    摘要基於對智能層合板的模分析,提出由的壓電模響應反演荷載時間歷程的有限元方法。
  3. Substructure technique for transient wave of flexible body with impact

    柔性體撞擊波子法研究
  4. The apparatus, with the specialities such as miniature, automation, flexibility, and individual - computer managing has become the developing trendof the testing equipment today. based on analysis of the characteristic and the system structure of the visual instrument, the paper has studied the design idea of it, put forward the exploiting methods of the visual instrument based on the object - oriented technique, exoatiated on the technique kernel of design the visual instrument under windows environment, designed a typical visual instrument " vis - 1 signal - analyzing and wave - displaying system ", which integrates multi - function instruments such as general oscillograph and ulf oscillograph real - time signal recorder wave and frequency - pedigree analysis instrument. the system has more excellent functions and characteristics than traditional instruments

    本文研究了虛擬儀器系統的設計思想,在分析虛擬儀器系統的特點及其體系的基礎上,提出了基於面向對象技術的虛擬儀器系統開發方法;闡述了windows環境下實現虛擬儀器的技術要點;實現了一個典型的虛擬儀器系統「 vis ? 1信號示波分析系統」 ,該系統集普通示波器、超低頻示波器、存儲示波器、信號記錄儀、波形及頻譜分析儀等多種儀器功能於一身,並具有許多傳統儀器難以達到的優越功能和性能。
  5. A data acquisition system with the following features is realized : ? transmission rate up to 100kbyte / s over usb ; ? system ' s dynamic range as high as 120 db ; ? multi - kind of trigger mode control ; ? sampling rate as high as 100 ksps ; ? 12 - bit a / d conversion accuracy ; ? 32k bytes on - board data memory ; ? the system, which was made up of large - scale electronic chips, is small, light and portable, and suitable for field use

    本設計最終實現了一個信號數據採集系統,它具有以下特點: ?採用usb介面進行高速數據傳輸,傳輸速度達100kbyte / s ; ?採用浮點a / d轉換技術,動范圍達120db ; ?多種采樣觸發控制方式; ?最高采樣率100ksps ; ? 12位采樣精度: ? 32kb數據緩存; ?使用新型大規模電子器件,系統緊湊,重量輕,適合野外作業。
  6. Since the departing process of fire work departing installation is a highly nonlinear transient dynamic process, it relates to many speciality field, and the characteristic of the material is very complex under the highly rate and highly pressure distortion, the design methods and the design formulae by experience which has been used for a long time are very limited, the facter which truly affect the departing process of fire work departing installation cannot been reflected in the design calculation, the structure modelling and optimization of the fire work departing installation is cannot been carried out by the traditional optimization method

    由於火工分離裝置的分離解鎖過程是一個高度非線性的動力過程,涉及多個學科和專業領域,而且材料在高速高壓條件下時性十分復雜,長期以來所沿用的經驗設計方法和設計經驗公式的局限性很大,對火工分離裝置分離解鎖過程一些實際有影響的因素不能定量地反映到設計計算中來,採用傳統優化方法無法實現火工分離裝置的優化建模和計算。
  7. Sensitivity analysis of field for transient thermal composite plates

    層疊板溫度場的靈敏度分析
  8. According to the theory analysis and engineering practice, the application of natural vibration features in bridge inspection is introduced. during the transient dynamic analysis of pubugou cfst arch bridge, the time history responses of the structure under uniform velocity moving load and impact load are analyzed, and the amplification coefficients of deflection and internal forces of the structure are intensively analyzed

    在瀑布溝大橋的動力分析中,模擬分析了當移動荷載以不同速度通過橋面時的時間歷程動力響應以及在沖擊荷載作用下橋跨的時間歷程動力響應,並對橋跨在移動荷載和沖擊荷載作用下的動力放大系數作了較為詳細的分析。
  9. The transient cfd simulation including the spiral case, stay vane, guide vane, runner vane and draft tube at different operation points is studied fitly, then the result of the pressure distribution on runner blade is provided for the runner transient structural simulation by fluid - structure interaction ( fsi ) method

    文中首先對高水頭小負荷的渦帶工況下混流式水輪機內流場進行非定常cfd計算,得到渦帶工況下葉片表面不同時刻的水壓力載荷,並利用流固耦合方法對轉輪進行特性計算,分析轉輪葉片的動應力特性。
  10. Since polymer light - emitting diodes ( pleds ) were invented, much efforts have been made to improve the brightness and efficiency of its electroluminescence for realizing pled commercial application. we investigated several factors influencing the brightness, efficiency and spectrum characteristics of pleds el, especially focused our attention on the processes of carrier injection, transport, recombination and annihilation factors influencing brightness efficiency of organic electroluminescence ( oel ) in doped single and double - layer pleds

    本文以提高聚合物器件的效率和亮度為目標,提出了提高及b幾種方案,研究了材料性質,器件,它們的穩特性及發光機理,特別關注了以兼具電子空穴傳輸能力的分子及摻雜聚合物作成的單雙層摻雜聚合物發光器件中的載流子注入、遷移、復合及湮滅等。
  11. ( 4 ) the intelligent inspect system for roof latticed truss structure in shenzhen citizen center is selected as a practice background, and the intelligent inspect method to the steel bracket of roof truss is researched in present paper, in which includes several tasks as follows : automatic load identification for bracket based on neural network method, prompt calculation for the stress of key points on bracket, and its service status evaluation and stress alarm

    ( 4 )以深圳市市民中心屋頂網架的智能監測系統為實際應用背景,詳細介紹了網架支撐鋼牛腿的智能化監測方法。其中包括,基於神經網路的牛腿時荷載的自動識別、牛腿關鍵點應力的快速正向計算、以及關鍵點工作狀的評估與報警。
  12. The research results show that transducer partially debonding results in clear change of instantaneous frequencies, mode frequencies and damping ratio of the structures

    研究果表明,傳感器局部開膠對時頻率和模頻率以及阻尼比均有明顯的影響。
  13. The contents of this theory are divided into six parts, they are : ( 1 ) self - organized criticality, transient chaos, the edge of chaos and weak chaos ; ( 2 ) the coupling and interactions as well as the coherence and cooperation of multicomponents ; ( 3 ) the fractal dynamics of evolutionary processes ; ( 4 ) the spatio - temporal structures of processes ; ( 5 ) the dynamics of fractal growth ; ( 6 ) the theory of finite - size scaling

    將上述命題演繹和整合成一種廣泛適用於地質系統的地球科學的復雜性理論,名之為: 「地質作用的自組織臨界過程動力學? ?地質系統在混沌邊緣分形生長」 ,並將其內容歸納成6部分: ( 1 )自組織臨界性、混沌、混沌邊緣和弱混沌, ( 2 )多組分的耦合與相互作用及其相干與協同, ( 3 )演化過程的分形動力學, ( 4 )作用的時空, ( 5 )分形生長動力學, ( 6 )有限大小標度理論。
  14. After simulating the model of water hydraulic valves, the velocity distribution, pressure distribution, energy distribution can be obtained and relations between the valve channel and the energy loss, the negative pressure distribution can be analyzed, which offers the theory foundation for designing water hydraulic valves with the high efficiency, low energy loss and low noise

    通過對水壓閥模型的cfd穩解析,可以得到水壓閥內流場的速度分佈、壓力分佈及能量分佈,據此定性分析流道(速度、壓力、流動的分離與再附壁,旋渦的產生與消失等)與能量損失、負壓分佈等的關系,從而為設計出高效率、低能耗、低噪聲的水壓閥提供理論依據。
  15. This paper presents the architecture and performance of a high - speed data acquisition system based on pci, whose sample rate reached 200msps

    摘要闡述了一套基於pci介面采樣率達200m / s的波形記錄儀的及其性能。
  16. Detailed transient jet - interaction flow visualization studies highlight the complex nature of the three dimensional interaction phenomena and provide insight into the physics of the flow structure

    提出了噴流數值計算邊界條件的建立方法。給出了更為詳細的噴流干擾流場
  17. The transient mathematical equations are addressed for the coupled heat and moisture transfer by taking account of moisture accumulation procedure. an analytical method by means of the transfer function is proposed to predict the transient distributions of temperature and moisture content at different interfaces in walls. a numerical analysis approach based on an efficient finite - difference method is developed to deal with the procedure of coupled heat and moisture transfer in a multilayer wall with nonlinear boundary conditions considered

    建立了考慮濕積累過程的熱濕耦合模型,在方程中引入了濕積累項;發展了一種傳遞函數解析方法進行墻體內不同剖面處溫度和含濕量的動預測;首次提出了一種基於有效有限差分法預測非線性邊界條件下多層多孔內的傳熱傳濕過程的數值分析方法,求解過程中考慮了邊界條件,從而避免了通常處理中由於邊界條件設定為常數而給計算帶來的誤差,對于多層每一層物性參數的非連續性,則採用了有效的有限差分逼近處理。
  18. In the 5th chapter, single steel bracket of slts under violent external load is supposed to be invalid, structural response and bearing capacity under dead load at that moment of bracket invalidation is analyzed

    在第五章中,假定在外荷載的作用下,網架的單個支撐鋼牛腿出現失效,研究在牛腿失效在恆載作用下的承載能力和工作狀
  19. This thesis, on the basis of modern theories of vibration, ked analysis and finite element method, sets up a kinetic model of piston - linkage mechanism of diesel engine, by i - deas software of sdrc usa, which involves the effect of joint clearance in mechanism. by the presumption of " transient structure " in ked analysis, the mechanism " s dynamic responses in every transient structure conditions are calculated, and it provides a reliable theory basis for the optimization design of diesel engine

    本課題基於現代機械彈性動力學理論以及有限元分析方法,利用美國sdrc公司的- deas軟體,對含運動副間隙的柴油機的活塞、連桿機建立了動力學模型;運用ked分析中的「」假定,計算出了機在各條件下的動響應,從而為柴油機優化設計提供了可靠的理論依據。
  20. Has thirty - nine faculty members in total, including thirty - four researchers, four technicians and one secretary on scientific research affairs. 2. research fields

    ? ?生物功能體系及分子功能體系研究,化學和生物體系中瞬態結構和功能研究。
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