wind tunnel control 中文意思是什麼

wind tunnel control 解釋
風洞控制
  • wind : n 1 風；大風，暴風；氣流；【機械工程】壓縮空氣。2 【航海】上風；風向；〈古語〉〈pl 〉方向。3 氣息...
  • tunnel : n 隧道；地道；坑道；管道，煙道，風洞；【礦物】石巷，平峒。 tunnel warfare 地道戰。vt （〈英國〉 l...
  • control : n 1 支配，管理，管制，統制，控制；監督。2 抑制（力）；壓制，節制，拘束；【農業】防治。3 檢查；核...
  1. Abstract : based on thestatic wind force factors of a tower and on the root - mean - square of the buffetingdisplacement responses of the tower top, which are measured by wind tunnel tests inlaminar and turbulent field respectively, the static and buffeting internal forces of thetower bottom control sections under its design wind speed are obtained by linearsuperposition method and fem

    文摘:基於均勻流和紊流風場中的橋塔模型風洞試驗所測得的橋塔空氣力靜力系數及塔頂抖振響應的位移均方根，採用線性疊加法及有限元法反演，給出設計風速下塔底控制截面的順風向靜風及抖振內力。
  2. This paper introduces an idea of design and working principle for the phonic realization of wind - tunnel control parameters with the computer of the wind - tunnel control system and a phonic chip. the system structure is simple, economical and practical. the phonic information memorized in analogue has high fidelity effect and is very easy to modify

    對火炮身管進行窺膛檢測是常規靶場經常進行的試驗項目，本文從工程實現方面詳細論述了新型光電式火炮身管窺膛檢測系統的組成、功能、工作原理和目前所達到的技術指標。
  3. In among, the control system of mach number is a core system, which guarantee realizing performance for nf - 6 wind tunnel

    其中馬赫數控制系統是保證整個風洞性能指標的核心系統。
  4. All results of analyzing, calculating and wind tunnel test indicate the vibration of yamen bridge pylon were rather serious, so it is necessary to control the wind - induced responses during construction

    計算和風洞試驗均表明，在風荷載作用下該橋塔橫橋向抖振響較為嚴重，需對獨塔施工階段的橫橋向抖振響應進行控制。
  5. The study on the buffeting responses and damping measures of bridge pylon during construction, including the flowing parts that were the theory of buffeting wind - induced responses, calculation of the buffeting responses of yamen bridge pylon, the theory of vibration control, the tunnel test study on buffeting responses and damping measures of yamen bridge pylon

    橋塔獨塔施工階段抖振響應分析及制振措施的研究主要包括獨塔施工階段抖振響應的理論與計算、結構振動控制措施的理論、風洞試驗研究等幾個方面的內容。
  6. Experimental evaluation of an active vibration control system for wind tunnel aerodynamic models

    跨聲速風洞測力模型主動減振系統的試驗研究
  7. The wind tunnel " s control system is a large and complicated system, which including three set control system : mach number system, model attitude system, compressor surveillance - control system

    該風洞控制系統較為龐大復雜，共有三套系統：馬赫數控制系統、模型姿態控制系統和壓縮機控制系統。
  8. Aiming at the high control performance of the mach number system in nf - 6 wind tunnel, we introduce the self - adapt control strategy based on bp neural network ( nn ), which it use adapt character of nn to control mach number of nf - 6 wind tunnel

    針對nf - 6風洞對馬赫數控制系統提出的高要求，本文採用了一種基於bp神經網路的自適應控制方法，即：用神經網路自適應特性對風洞馬赫數進行控制。
  9. Quality of wind tunnel relates not only to airflow shape and outside frame but also subjected to the control system of electromotor. the rotate speed of fans and the speed press of flow field at experimental segment are the primary parameters for control

    風洞流場的品質除與風洞氣動外形及內部構造有關外，關鍵取決于風洞風扇電機控制系統，其調節的主要參數是風扇電機的轉速和試驗段流場的速壓。
  10. Wind effects on buildings and structures ; wind tunnel modelling ; structural dynamics ; vibration control ; environmental fluid mechanics

    風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。
  11. The hardware of the system includes three - phase asynchronous motor, frequency converter, transducers, signal regulators, data acquisition card, industrial control device, and special equipment for wind tunnel measurement, etc. ; the software of the system is developed on the labview6. 1 platform of american ni company

    系統硬體包括三相異步電動機、變頻器、傳感器、信號調理器、數據採集卡、工控機及風洞專用測量設備等；系統軟體採用美國ni公司的labview6 . 1為平臺進行開發。
  12. In this paper, the boundary layer characteristics of a supercritical airfoil is researched in wind tunnel. from the start to control boundary layer separation and to improve aerodynamics characteristics of this airfoil, three kinds of trapezoid, delta and airfoil shaped vortex generators are designed based on traditional, sub boundary layer and micro - vortex generators conceptual design. it include as follows : 1

    研究工作中，從控制該翼型附面層分離、提高大迎角氣動性能的角度出發，通過風洞實驗研究，研究了該翼型的附面層特性和氣動性能，針對其附面層特性，給出了梯形、三角形和翼型式三種渦流發生器設計方案，為下一步研究工作奠定了堅實基礎。
  13. Combined with the self - designed project of shanghai ground transportation center - wind tunnel center, we bring out some methods to study and control aero - acoustic noise accompanying with wind tunnel experiments, these conclude some successful experiences of foreign countries and we also developed some self - designed ways to supervise our experiments, and especially we point out some difficulties during the experiments

    結合上海地面交通工具風洞中心的自主設計項目，提出了風洞設計中氣動聲學噪聲的研究和控制路線，既包括了國外一些成功的經驗，也提到了自行設計試驗的方案的思路，以及自主開發所需要涉及的一些難點。
  14. This paper also describes network communication of wind tunnel control system

    本文還對風洞控制系統的網路通訊進行了一定的闡述。
  15. The basic idea of e self - adept control based on bp nn is to design an adaptive controller that acts as the inverse of the plant. the self - adapt control strategy is using two nn for controlling the wind tunnel. one ' s used to the wind tunnel control ; another one used to identify the plant of the wind tunnel and reverse calculated idea control value

    基於bp神經網路的自適應控制有兩個神經網路，一個用於風洞控制；另一個用於風洞控制對象的辨識，反算出理想的控制量，以此來訓練第一個神經網路，從而產生最佳的控制量。
  16. The parameters of the actuator model are estimated via the tests under sweep sinusoidal excitation. the effectiveness of the model is validated through wind tunnel tests. chapter 3 presents the design of the test rig and the measurement / control system software

    通過掃頻實驗和非線性最小二乘法進行參數識別，得到傳遞函數模型中各參數的值，並通過和風洞實驗驗證了模型的有效性。
  17. Then the new system is used to control vvvf ( variable voltage variable frequency ) which control the wind machine to create the wind that we need and to provide to the wind tunnel

    通過此系統控制變頻器，由變頻器去控制風機，使之產生我們需要的自然風，提供給風洞。
分享友人
分享到 Line

分享到臉書