有限翼 的英文怎麼說
中文拼音 [yǒuxiànyì]
有限翼
英文
finite wing-
Finite element analysis of aerofoil fatigue failure
飛機機翼疲勞斷裂過程的有限元分析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。Beijing boon edam entrance technology co., ltd. is the sole subsidiary company of royal boon edam group holdings b. v. in china, its product range covers all types of revolving doors including 2 wing, 3 wing, 4 wing automatic and manual doors, security doors etc. designed for various demands on building entrance specivications
北京寶盾門業技術有限公司是荷蘭皇家寶盾集團在華的唯一合法企業，產品幾乎涵蓋了所有類型的旋轉門，包括兩翼、三翼、四翼自動門、手動門、組合門、保安門等，能滿足不同場所入口的建築需要，同時為客戶提供完美的售後服務。Finite element analysis of empennage of a special bullet
某型特種彈尾翼片的有限元分析Based on the real structure of the forewing and hindwing of dragonfly, the plane geometric models of biomimetic wings are created using some cad software. then the three - dimensional finite element models of biomimetic wings are built by choosing the suitable element types and characteristic parameters
本文基於蜻蜓真實的翅翼樣本，利用相應cad軟體分別建立了前、后翅翼的幾何結構模型，並通過選擇適當的單元類型及設定特性參數，完成三維仿蜻蜓前、后翅翼的有限元建模。Chang zhou ming yang the car accessories limited company is a profession to produce every kind of car type top tail clear water pot, wash away dirt pot well ventilated tube, brake oil cup etc. heavy type the fuel on the car a freshet a tool box. every kind of hollowness blow the a business enterprise for producting, and every kind of combination tool box etc. product, the product category is numerous, the equipments is well - found, through the experience backlog of few decadeses, the product quantity promotes continuously, the production scale extends gradually, can produce the specification minimum 50 grams of, biggest 15000 grams of, length is 1. 6 hollowness of rices blows a pack. product regardless in molding tool design, or production line, all already beyond the reach of the domestic goes together. my factory can also according to customer the need of the product specification, color and luster, come to kind design to order the system
常州市明煬汽車配件有限公司是專業生產各種車型上尾翼清水壺，洗滌壺通風管剎車油杯等。重型汽車上的燃油箱澎漲水箱塑料工具箱。各種中空吹塑箱包製品及各種組合工具箱等產品的企業，產品種類繁多，設備全，經過數十年的經驗積累，產品質量不斷提升，生產規模逐步擴大，能生產規格最小50克，最大15000克，長度為1 . 6米的中空吹塑產品。Hong kong - macau hydrofoil company ltd
港澳飛翼船有限公司Furthermore, in order to predict the force at beam tension flange when end - plate yields, kulak method, applied to determine the ultimate strength of the t - stub connections, are modified by introducing a parameter c. the general solution of parameter c is also provided in this paper
在有限元計算的基礎上，本文分析了影響節點強度的主要因素，包括： （ 1 ）螺栓和端板的強度； （ 2 ）柱翼緣的抗壓強度； （ 3 ）柱腹板的抗壓強度。Hrh the duke of york inspects construction of wing panels for the airbus a320 plane series at the xian aeronautics company in xian
約克公爵視察西安飛機製造有限公司的空中客車a320飛機的機翼製造層。Hrh the duke of york meets british engineers on the floor of the airbus a320 wing project at the xian aeronautics company in xian
約克公爵于西安飛機製造有限公司的空中客車a320飛機的機翼製造層，與英國工程師交談。The main popular theoretical method adopted to study end - plate connection is finite element technique under monotonic loading at present. this paper applies nonlinear ( material, geometry and contact ) finite element method to analyze the behaviors of connections under cyclic load at fist time. contact elements are set between end plate and column flange, screw cap and neighborhood plane, bolt bar and hole
對于端板連接的理論分析，目前國內外的研究主要局限在單向加載有限元分析范疇，本文首次採用三維非線性（包括材料、幾何與狀態非線性）有限元對端板連接進行了循環加載分析，端板與柱翼緣間、螺栓頭（帽）與相鄰板件間、螺栓桿與孔壁間都設置了反映邊界狀態的接觸單元。First, the repeated structural analyses for static and dynamic characteristics are needed in the integrated optimization of composite wing structures. in this situation, the finite element model ( fem ) is time - consuming, while the continuum equivalent plate model ( epm ) is more efficient and often used
首先，復合材料翼面結構綜合優化設計需要反復進行結構靜力和動力特性分析，如果採用有限元模型（ finiteelementmodel ，簡稱fem ） ，則其工作量太大。The numerical algorithm of solving the adjoint equations for different design cases have been developed by using finite volume methodology which is usually used to solve the flow governed equation. it includes the some important aspects, such as flux formulation, wall and far - field boundary treatment methodology, dissipative term formulation, etc. after the solution of the adjoint equations is obtained, the derivatives of the cost function with respect to all the design variables can be evaluated with the same operation. this can yields a significant saving over the other gradient - based techniques when there are many design variables
（ 3 ）進行了應用控制理論和三維歐拉方程的機翼氣動反設計研究，以及有升力約束情形下機翼跨音速減阻問題研究，分別推導了相應的共軛方程及邊界條件數學表達形式，研究與發展了三維共軛方程的有限體積數值求解方法，及相應梯度公式的數值求解方法，通過對計算網格生成、流場計算、共軛方程數值求解、梯度求解和優化演算法等多方面的有效結合，成功發展了三維機翼的氣動反設計和跨音速減阻優化設計程序，成功地進行了多個設計算例研究。Flying wings transportation ltd
銀翼通運有限公司The research of this dissertation is focused on how to solve the 3 - dimensional compressible navier - stokes equations by the implicit finite difference algorithm and to simulate numerically the unsteady subsonic and transonic viscous flows around rigid and elastic wings. on the base of them the aeroelastic characterictics of an elastic wing have been studied
本文的主要工作是用隱式有限差分法求解三維非定常紊流n - s方程組，數值模擬剛性機翼及彈性機翼的亞、跨、超音速定常及非定常粘性繞流，並在此基礎上研究了彈性機翼的氣動彈性問題。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 order to predict hydrodynamic characteristics a computational system is developed including determination of the pressure distribution on a wing section by use of the conformal mapping method and panel method respectively and of the flow in boundary layer according to the thin shear layer approximation ( tsl ) for navier - stokes equation approach. the wing sections of naca4412 and naca0012 are applied to test the computational system. the numerical inspection shows that the panel method with better precision and the momentum and the displacement thickness of boundary layer can be used to complete this calculation
本文分別用守屋的保角變換法和基於源匯渦分佈的面元法，建立了計算槳葉表面壓力分佈的數學模型；應用納維-斯托克方程的薄層近似理論模式和有限差分數值方法，建立了計算機翼表面邊界層內部流動的數學模型；應用槳葉表面邊界層內部粘性流動和外部勢流流動在邊界上的匹配演算法，建立了槳葉表面二相流流動的計算方法和相應的計算機程序。With the backing force of hongrun steel company, our products cover various models of angle steel, channel steel, frange plate and i steel
依託唐山宏潤鋼鐵有限公司的強大後盾，我們的產品包括全部系列型號的角鋼、槽鋼、翼緣板、工字鋼等。Several non - linear phenomena are also analyzed. by using uncoupled thermal - structure analyzing method, with the consideration the additional stiffness caused by thermal stress, the finite element model for thermal - vibration analysis is obtained and two typical hypersonic wing structures are computed
運用非耦合熱-結構分析方法，考慮熱應力引起的附加剛度，得到熱環境下的結構分析的有限元模型，並計算了兩種典型結構的高超音速翼面熱結構。In this thesis, finite volume method and dual - time stepping method are employed to solve the 3 - d unsteady euler equations. the unsteady flow field around a finite - span flapping wing is simulated. the lift and thrust of the flapping wing for different cases are calculated
本文運用有限體積法結合雙時間推進技術求解三維非定常歐拉方程，模擬了有限翼展機翼在同時具有上下拍動和俯仰運動狀態下的非定常流場，計算了不同狀態下撲翼的升力及推力，分析了各個影響因素對撲翼氣動特性的影響。分享友人