翼型形狀 的英文怎麼說
中文拼音 [yìxíngxíngzhuàng]
翼型形狀
英文
airfoil configuration-
It is the key of ebfs, therefore, furthermore calculation about link are carried out in this thesis, introduced achieved research, summarized the affect of link on whole capability in the first, the second, numerical calculation are proceeded on link with ansys : with the purpose of discussing yielding mode critical length of link, established five different specimens ; with the purpose of discussing the influence of h / tw of web, b / tf of flange and h / b, established eighteen different specimens ; with the purpose of discussing the affect of stiffener, established four different specimens, and elaborated the affect of stiffener on link based on achieved test researches
因此，本文對耗能梁段進行進一步計算分析，概述耗能梁段對整體性能的影響，並利用有限元程序ansys對耗能梁段進行數值計算：針對耗能梁段的屈服類型建立5種不同長度的模型，計算討論耗能梁段屈服類型的長度劃分；針對耗能梁段腹板高厚比、翼緣寬厚比以及梁段截面形狀等因素共建立了18種模型進行計算分析；針對加勁肋對耗能梁段的作用建立了4種模型，並結合已有的試驗闡述了加勁肋對耗能梁段的影響。The results show that : 1 ) though the water environment of nanyisan is more muddy than others, algal can still grow ; 2 ) the composition and rock type of the algal limestone are complex, the main rock types include lettuce - like stromatolites, algal reef, digitate stromatolies, wave - like stromatolites and so on ; 3 ) the deposits of algal limestones were formed in low - energy peritidal to subtidal high - energy environment of lakeshore slopes, sliding under the action of gravity and some other factors and become slump mixosedimentite layers ; 4 ) the physical property of algal limestones layers is better than others ; 5 ) the genetic development of the sediment decides that the single deposit is small, distributive and thin - layed
結果表明，南翼山藻灰巖沉積水體環境相對渾濁，但藻類仍能生長；該區藻灰巖巖石組成及類型復雜，主要的藻灰巖巖石類型有包心菜狀疊層石、藻礁、指狀疊層石、水平波狀疊層石等；其主要為濱岸斜坡上低能潮上環境至高能潮下環境形成的沉積體，在重力等因素的作用下產生滑動或滑塌形成的微生物成因的滑塌混積巖；巖層物性好於其它巖層；藻灰巖層的成因決定了該地區單個沉積體規模小、分散、層薄。The seeds of 10 species ( 96 samples ) of the genus schisandra michaux were observed tinder light microscope and scanning election microscope. the results indicate " that : the macroslructural features of seed surface, including smooth type, rugulose type and tuberculate type, may suggest the evolutionary trend from smooth type to rugulose type, from rugulose type to tuberculate type ; the microstructural features of outer epidermis can be divided into two types, viz. verrucate type and reticulate type
結果表明：該屬的種子宏觀形態呈現平滑、細皺紋或瘤狀突起，並認為五味子屬種子形態可能有從平滑到有細皺紋再到有瘤狀突起的演化趨勢；該屬種皮表面微觀形態可分為疣狀突起型（如：大花五味子、北五味子、東亞五味子、狹葉五味子、毛葉五味子、翼梗五味子和二色五味子）和網紋型（如：鐵箍散和重瓣味子） 。In chapter 5, a new dynamic wake model is developed by employing the rotor free - wake method in chapter 2, and is used to investigate the curve distortion during the conversion of tiltrotor aircraft between helicopter flight conditions and airplane flight conditions
在第二章方法的基礎上，第五章建立一個傾轉旋翼動態尾跡模型，使用該模型對傾轉旋翼機傾轉過渡狀態的尾跡彎曲變形進行了研究，得出了一些結論。2. an unsteady, nonlinear state - space airfoil aerodynamics model was developed with onera dynamic stall model
對於後行槳葉的動態失速行為，引入了對翼型實驗數據不敏感，並也具有狀態空間形式的onera動態失速模型。To study the acoustic unsteady combustion of srm, built the acoustic model of chamber. deduced the little amplitude sound wave 3d equation, used the finite volume discrete method to simulate. got the vibration model of three kinds of chamber
為研究固體火箭發動機聲不穩定燃燒特性，建立了燃燒室內聲學特性分析的物理數學模型，推導了小振幅聲波三維波動方程，採用有限體積離散方法進行模擬，得到圓柱型、四片翼柱彤和五片翼柱型藥柱三種燃燒室形狀聲學振動基本模態In spite of these advantages, we should concentrate on how to extend the representation of modes, how to apply to unstructured grids, etc. and when combining pod and saa, it is necessary to know how to represent the shape and how to control the range of seeking and iteration number
但在研究的過程中，我們發現正交分解方法也存在如下問題:如何增強基模態的表達能力，如何將該方法應用於非結構網格的計算等。在利用模擬退火演算法結合解算器進行翼型反設計時，則需要考慮如何表達幾何外形形狀，怎樣控制搜索范圍以及如何減小搜索次數等實際問題。This design has evolved from a previous version seen last year in japan, where the wave - like main profile formed part of a double - decker layout
這個設計是從去年在日本所見到的版本中演變而來的，當時主風翼型面是呈波浪形狀的，組成了一個雙層風翼的布局。The results of test cases indicate that the flow parameters for the final design met the requirements and that the geometric parameters were fairly close to the desired values
算例設計結果表明，最終設計翼型的流動參數和形狀參數都很接近要求的值。Gabled frames are widely used in industry and civil engineering, it ' s web plates " local buckling calculated formula in the technical specification for steel - structure of one - storey light - weight buildings with gabled frames ( cecs102 : 98 ) are based on the rectangular plates " and did n ' t consider the interaction of the fringe plate. so, there are some different between the actual members and the prescript of the specification, and the post - buckling strength ' s calculated formula is based on the local buckling ' s, it must have some unreasonable
楔形門式剛架廣泛地應用於工業與民用建築中， 《門式剛架輕型房屋鋼結構技術規程》 （ cecs102 ： 98 ）中楔形腹板局部屈曲的計算公式來自矩形板，並且沒有考慮翼緣的相關作用，因此，規程中的規定與構件的實際工作狀況有一定的差異，且屈曲后強度的計算公式也是以局部屈曲系數為基礎的，勢必有其不合理性。A technology for designing a dishing axial - symmetric unmanned helicopter that based on a coaxial rotor system shrouded by a toroidal shell is studied in this thesis
本文研究碟形軸對稱無人直升機的總體設計技術，這種特型的無人直升機是將一副共軸式旋翼置於涵道中，外形為碟狀。The three basic steps are as follows : firstly, the flow field is computed. secondly, the droplet trajectory equation is solved in order to determinate the limiting droplet trajectories and local collection coefficient. thirdly, a new iced shape is defined according to ice accretion model
其基本步驟一般分三步：計算物體的繞流流場；求解水滴軌跡方程以確定極限水滴軌跡和收集系數；根據冰增長模型來確定新的結冰翼型形狀。Independent packaging style : sanitary napkin after folding wings is stuck with outer package film and then three - folded. products are sealed with adhesive tape and become into square small package
獨立包裝型式：合翼貼紙后的衛生巾膠貼外包膜后直接三折包合，易撕帶封口，形成方片狀小包。3. the characteristics of boundary layer ' s transition, shape and separation are researched. the details as follows : ( l ) airfoil surface is turbulent boundary layer flows ; ( 2 ) velocity figure changed unsteady near the point of boundary layer separation due to randomicity of turbulent flow ; ( 3 ) the airfoil have better state of boundary layer separation and poor stall characteristics because of the upper surface of airfoil is flat
給出了該翼型的附面層特性：翼型表面基本為湍流附面層；在靠近附面層分離位置處，速度型形狀、特別是靠近翼型表面的底部速度型形狀變化不定，是湍流流動的隨機性所致；該翼型具有較好的附面層分離形態，但在失速迎角附近，附面層分離形態變化劇烈、失速特性差，是翼型上翼面形狀較為平坦所致。After the airfoil is designed, the velocity distributions, airfoil shape, converged input file ( with phi2 adjusted, see details below ) and airfoil coordinates are returned for display
翼型設計后的速度分佈、機翼形狀、匯流輸入檔案（ phi2調整細節見下文） 、翼型坐標送返展示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。The airfoil shape is then adjusted until the desired velocity distribution is obtained
然後是調整翼型的形狀，直到取得預期的速度分佈分享友人