風洞模擬 的英文怎麼說

中文拼音 [fēngdòng]
風洞模擬 英文
wind tunnel simulation
  • : Ⅰ名詞1 (空氣流動) wind 2 (風氣; 風俗) practice; atmosphere; custom 3 (景象) scene; view 4 ...
  • : Ⅰ名詞(物體上穿通的或凹入較深的部分; 窟窿; 洞穴) hole; cavity Ⅱ形容詞(深遠; 透徹) profound; thorough; clear
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • 風洞 : [航空] wind tunnel; air tunnel; whirl tube; wind tunnel plant; flume
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  1. Brings forward the basic network cell model of symmetrical blast vault and asymmetric blast vault. then studies and analyses airflow in vault of main voltage switchyard hall of xiluodu hydropower station which is far cry and large numbers of airflow conflux, brings forward concept of “ virtual embranchment ” and corresponding basic network cell model, regresses calculate expressions of flux uniformity coefficient and impedance of “ virtual embranchment ” of vault of main voltage switchyard hall of xiluodu hydropower station

    而後又採用cfd數值的方法對溪洛渡水電站主變拱頂這種多股氣流匯流的長距離通道內的氣流流動進行了分析,提出了「虛分支」的概念和相應的網路基元型,並回歸得到了溪洛渡水電站主變拱頂各個排「虛分支」量均勻系數以及阻抗的計算公式。
  2. Liu lian - you, wang jianhua, li xiaoyan, liu yuzhang, ta wanquan & peng haimei. 1998. determination of the erodible particles on cultivated soils by wind tunnel simulation. chinese science bulletin, 43 ( 19 ) : 1646 51

    劉連友,王建華,李小雁,劉玉璋,拓萬權,彭海梅. 1998 .土壤可蝕性顆粒的風洞模擬測定.科學通報, 43 ( 15 ) : 1663 1666
  3. This paper adopts linear interpolation to deal with data of wind tunnel experiment for sample uav and realizes modeling and simulation of the sample uav with c language in common aerodynamics and moment coefficient

    本文採用線性插值處理樣例無人機試驗數據,採用正常情況下的氣動力及力矩系數數學型,並用c語言實現樣例無人機建
  4. Hypersonic propulsion test facility is important for the scramjet ground tests

    摘要高超聲速推進是進行超燃沖壓發動機型地面的重要試驗設備。
  5. Wind tunnel simulation ; wind pressure ; flow visualization

    風洞模擬荷載流動顯示
  6. It is indicated that the grids generated by the proposed method are simple, high quality and suitable for different building shapes, and the results of numerical simulation agree well those of the wind tunnel test

    網格剖分和數值結果表明,採用本文方法生成的網格格式簡單,網格質量高,適應性強,適用於多種體型建築物的計算,並且結果與試驗結果有較好的吻合。
  7. Chapter2 is aim at estabilishing a suit of effective methods for wind effect analysises, including the mechanical model, the analytical approach, the experimental technique and the application of experimental results to real tall buildings, which are not only applicable for all the types of high - rise buildings without the limitations in the previous theories, but also conductive to further investigation of the wind - resistant capabilities and dynamic behaviours

    在前人研究的基礎上本文進一步完善了高層建築的抗理論。第三章系統地討論了大氣邊界層的風洞模擬問題。對大氣邊界層內的一些特性以及大氣邊界層中的相似準則進行了闡述,對的設備和方法進行了說明。
  8. Fluid experiment ; buff body aerodynamics ; wind engineering ; wind loading on buildings and structures ; modeling wind in an atmospheric boundary wind tunnel ; pedestrian - level wind environment ; wind effects on the efficiency of air - cooled condenser in a large power plant

    實驗流體力學,鈍體空氣動力學,工程, 、建築物和結構物的荷載研究,大氣邊界層風洞模擬,行人高度環境,大型電站空冷系統效應風洞模擬
  9. Wind tunnel test on effect of controlling windand deposited sand of geogrid sand - barrier

    土工格柵沙障防積沙效應風洞模擬實驗
  10. The main purpose of this study is to simulation a random fluctuation of wind velocity fitted to specified power spectrum in low frequency range in our wind tunnel

    本文研究的目的是在速隨機波動的陣,這個基礎性工作對于開展中的其它研究有著重要意義。
  11. An efficient wind field simulation technique for wind - induced vibration analysis of long - span bridges is first introduced in this paper , and the statistic characteristics of the simulated wind field are then discussed on this basis , the time - domain expressions for the buffeting and self - excited forces acting on long - span bridges are further given a simple and practical method is presented for the non - linear parameter identification involved in the calculation of self - excited forces by using the above theory , the wind field and aerodynamic forces acting on the hong kong ting kau bridge are obtained the time - domain buffeting response analysis of the bridge shows that the analytic results agree quite well with the experimental ones this indicates that the theory presented in this paper has reached a practical level

    介紹了一種快速高效的用於大跨度橋梁致振動分析的方法,並對場的統計性質進行了討論和驗證在此基礎上進一步給出了大跨度橋梁抖振力和自激力的時域表達方式,其中針對自激力計算中涉及的參數識別問題,提出了一種簡單實用的非線性參數識別方法本文採用上述理論,獲得了作用於香港汀九大橋上的場和氣動力,據此對大橋進行的抖振響應時域分析表明,計算結果與試驗結果吻合良好,說明文中述及的這套理論已達到實用的階段
  12. This paper takes jin ’ ao mansion and adjacent buildings as the study object. first we put the stated reduced scale model in the atmospheric boundary layer which the tunnel simulates, applied the dynamic pressure measure technology on the building ’ s surface to get the mean and fluctuating wind pressure coefficient, drew out the contour of pressure coefficient and analyzed its distributing law and characteristic

    本文以金奧大廈及其鄰近建築作為研究對象,首先把一定縮尺比的型置於風洞模擬的大氣邊界層環境中,運用建築表面動態測壓技術獲得金奧大廈表面的時均壓系數和均方根壓系數,繪制時均壓系數和均方根等值雲圖並分析其分佈的規律和特點。
  13. Based on the date of full - scale measurements, modeling wind tunnel tests and theoretical researches of the wind loads on low - rise buildings available, involved the date of the wind tunnel test and computational numerical simulation fulfilled in this paper, the effects of wind loads on low - rise buildings have been studied systematicaly and extensively. it reveled properly the principle of the changes of the surface mean pressures, local pressures, and fluctuating pressures with the building geometry, roof type and slope, wind direction, eave configuration, cladding system, and dominate openings

    本文根據國內外有關低層房屋荷載的全尺寸實測、試驗及其理論方面的研究,包括本文進行的低層房屋屋面壓分佈的型試驗和計算機數值計算,對低層房屋的荷載特性進行了系統而深入的研究,較好地揭示了低層房屋表面的平均壓、局部壓和壓力的波動隨房屋的幾何尺寸、屋面形式、屋面坡度、向角、檐口構造、覆面材料和門窗開而變化的特點和規律。
  14. In this paper, the wind loading time history of the truss structure is simulated according to the data of wind tunnel experiment and pulsating wind spectrum, and the transient dynamic analysis is used on the fem

    本文依據試驗數據了靜壓的空間分佈,依據脈動了網架結構的荷載時程,並對有限元型進行了有限元瞬態動力學時程分析。
  15. Simulation on abated effect of nylon net with different porosities on wind - blown sand in wind tunnel

    不同孔隙度尼龍網對沙流減弱作用的風洞模擬
  16. Wind effects on buildings and structures ; wind tunnel modelling ; structural dynamics ; vibration control ; environmental fluid mechanics

    對建築物及結構的作用:風洞模擬;結構動力學;振蕩控制;環境流體力學。
  17. Simulation study on resistances to wind erosion of new polymer material in sand fixation

    新型高分子材料固沙抗蝕的風洞模擬實驗
  18. Abstract : based onmethods of foreign countries of using wi nd tunnel test and numerical flow simulation, optimum nose a nd tail shapes ofhigh - speed trains are studied to achieve optimum aerodynamic performance so as to efficiently reduce the influence of theaerodynamic phenome na on the train operation and the environment. research results of foreign countr ies are introduced

    文摘:針對國外利用以試驗和以流場數值計算為主的方法來尋求高速列車最佳的頭尾部形狀,使列車的綜合氣動性能最佳,從而有效地降低空氣動力學現象對列車運行和周圍環境的影響進行了探討,介紹了國外在此方面取得的主要成果。
  19. Using the program the wind fields around several buildings with different body shapes are analyzed. the final results of grid division and refinement are presented. the final wind velocities around the building and wind pressures on the building surface are obtained and also compared with those from the wind runnel test

    採用計算程序對幾種不同體型建築物的流動場進行了計算,給出了計算區域的網格剖分和加密結果,獲得了離散后的流場的速和結果,並與試驗結果進行了比較。
  20. The technique method we used is the environment wind tunnel technique which is common tool with advantage of independent on nature condition, shorten period of study and save large quantity time, manpower and material resources

    人們試圖通過環境風洞模擬對沙漠進行多方面的研究。應用實驗技術研究沙地貌,不受自然條件的限制,能夠大大縮短研究周期,大量節省時間,人力和物力。
分享友人