風洞模型 的英文怎麼說
中文拼音 [fēngdòngmóxíng]
風洞模型
英文
model; wind-tunnel- 風 : Ⅰ名詞1 (空氣流動) wind 2 (風氣; 風俗) practice; atmosphere; custom 3 (景象) scene; view 4 ...
- 洞 : 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 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 風洞 : [航空] wind tunnel; air tunnel; whirl tube; wind tunnel plant; flume
- 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
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Compressibility effects are investigated with highspeed models in high-speed tunnels.
壓縮性影響需用高速模型在高速風洞中試驗。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數值模擬的方法對溪洛渡水電站主變洞排風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「虛擬分支」的概念和相應的網路基元模型,並回歸得到了溪洛渡水電站主變洞排風拱頂各個排風「虛擬分支」風量均勻系數以及阻抗的計算公式。This text studied the mutually interference influences to the aerodynamic force of irregular shape base on analysis using wind force and wind pressure data of super high buildings model obtained by wind tunnel tests, and provided reference to designer and expurgator on building code
本文以超高層建築剛性模型的高頻天平測力風洞試驗數據和表面測壓風洞試驗數據為依據,研究了復雜外形建築的風力和高層建築相互干擾對風力影響,供設計者及規范修訂時參考。A few balances mounted above the tunnel support the model in an inverted position for "normal" running.
有少數天平安裝在風洞上面,把模型支在倒裝位置上進行「正常」的試驗。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風洞試驗數據,採用正常情況下的氣動力及力矩系數數學模型,並用c語言實現樣例無人機建模與模擬。Hypersonic propulsion test facility is important for the scramjet ground tests
摘要高超聲速推進風洞是進行超燃沖壓發動機模型地面模擬的重要試驗設備。As part of this effort, an integrated scramjet model is about to begin testing at up to mach 5. 6 in a new wind tunnel in beijing
作為該項工作的一部分,一個可達5 . 6馬赫的綜合沖壓模型即將在北京的一個新的風洞內開始測試。Wind tunnel studies on the behaviour of aeroelastic twin cable model
串列雙索氣彈模型的風洞試驗研究The analysis of the repeated test data shows the maximum deviation of air drag coefficient is less than 0. 88 % and the deviation of the most surface pressure data is within 1 %, it illustrates the test data is reliable
重復試驗的數據分析表明,空氣阻力系數數據的最大偏差小於0 . 88 ,絕大部分測壓試驗數據的偏差均在1以內,這說明客車模型風洞試驗數據的精度較高。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
網格剖分和數值模擬結果表明,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模擬計算,並且風場模擬結果與風洞試驗結果有較好的吻合。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,風工程, 、建築物和結構物的風荷載研究,大氣邊界層風洞模擬,行人高度風環境,大型電站空冷系統風效應風洞模擬。Hangzhou grand theater ' s main part is 170m long and 136m wide, and the surface of it is consisted of ellipsoidal surface roof and conical surface gladding. based on wind tunnel test and theoretical analysis, the vibration mechanism, vibration shape, dynamic response and wind load factor of long - span combined structure consisted of ellipsoidal surface roof and conical surface gladding subjected to wind excitation are analyzed systematically in this dissertation, and some valuable results are obtained
本文採用風洞模型試驗和計算機數值計算相結合的方法,對杭州大劇院大跨度橢球屋蓋和倒圓錐面幕墻組合結構的風振機理、風振形態、風振響應以及風振系數進行了較系統的研究,取得了有意義的結論。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模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風壓系數和均方根風壓系數,繪制時均風壓系數和均方根等值雲圖並分析其分佈的規律和特點。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風荷載的全尺寸實測、模型風洞試驗及其理論方面的研究,包括本文進行的低層房屋屋面風壓分佈的風洞模型試驗和計算機數值模擬計算,對低層房屋的風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風壓、局部風壓和壓力的波動隨房屋的幾何尺寸、屋面形式、屋面坡度、風向角、檐口構造、覆面材料和門窗開洞而變化的特點和規律。And then this text made the countermeasures of building credit risk management system : the first, good credit culture should be formed to build the cultural foundation of risk management of credit ; secondly, the structure of risk management should be improved to block up the loopholes of current risk supervision mode ; besides, credit collection system should be built as the guarantee because credit measure models needing accurate reliable datum ; most important, to achieve the revolution of credit risk management, credit risk models should be set up ; finally, chinese commercial banks need took measures to manage credit risks, including the adoption of asset securitization and credit derivative securities
最後是打造信用風險工程化管理體系的對策部分:首先是要構建良好的信用文化,打造信用風險管理的文化基礎;其次要構建全面的風險管理模式,完善信用流程監控漏洞;同時,度量模型需要準確可靠的數據來源,因此需要完善的徵信體系作為保障;最重要的,是建立先進的信用風險模型,實現信用風險量化管理的革命;最後還需要引入多樣的風險轉移手段,疏通信用風險緩釋渠道。Simulation study on resistances to wind erosion of new polymer material in sand fixation
新型高分子材料固沙抗風蝕的風洞模擬實驗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:針對國外利用以風洞模型模擬試驗和以流場數值模擬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。These landslides go with fluidization peculiarity different degree in course of their motion, and their speed and distance increase several times because of the fiuidization, thereby the disaster area greatly broaden. on the base of above, the paper studies systematically the fluidization of large high - speed rockslides in all its aspects : analyzed the aerodynamic effect in the short - range on the base of the wind turmel experiment, studied the effect of falling into pieces when landslides collides mountain ; studied the accelerating effect through high - speed collide experiment of landslides model ; and the paper reappear the overall process including set - out, collide in the short range, debris flow in the long - range of touzhai large landslide via distinct element method ( dem ), studied the flow law and equation of different type of debris flow resulted from large landslide. as a sample to apply, the paper analyzed fluidization mechanism of touzhai landslide
基於這一點,本文對大型高速巖質滑坡的流體化現象進行了全面而系統的研究:通過風洞模型實驗,研究了大型高速滑坡凌空飛行階段的空氣動力學效應,研究了飛行中滑坡巖體在與途中不動山體發塵碰撞時的解體破碎效應,通過滑坡巖體高速碰撞模型實驗研究了滑坡巖體解體破碎後部分巖體的加速運動效應,並應用離散單元法再現了雲南頭寨溝大型滑坡啟動高速、近程碰撞、遠程碎屑流運動的全過程,研究了巖體解體破碎后形成不同類型碎屑流的運動規律及運動方程,並對頭寨滑坡流體化運動機理進行了實例分析,取得了以下主要結論和成果: ( 1 )對于大型高速滑坡,大多在啟程活動階段已獲得了高速,這使得這類滑坡在其離開剪出口之後以凌空飛行的形式向前運動,在其飛行過程中,滑坡巖體與空氣強烈作用,並產生空氣動力學效應,滑坡巖體在因碰撞而產生的解體破碎效應及部分巖體的加速運動效應的作用下,在遠程活動階段,以高速碎屑流的形式向前運動。That second image is very similar to the wind tunnel model i ' m thinking of
第二副圖(就是北京航展上的照片,我剛才略過了)很像我說的風洞模型。However, typically we fit just three and this can drop to as few as two for a low - downforce circuit, such as monza in italy
前翼的相對適應賽道的形狀並非空穴來風,而是通過一個名為「計算機氣流編輯器」的程序的運算后得來的,而這個運算系統同時和風洞模型的長時間測試緊密相關。分享友人