高速顫振 的英文怎麼說
中文拼音 [gāosùzhànzhèn]
高速顫振
英文
high-speed flutter- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 顫 : 顫動詞(發抖) shiver; shudder; tremble
- 振 : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
- 高速 : (高速度) high speed; high velocity (hv); high rate; swift; fast; express; high-speed
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The aim of this thesis is to analyze the panel flutter mechanism and establish a mechanical model for panel flutter analysis and this work is the basis of panel flutter control studies
本文的目的就是對壁板的熱顫振特性進行系統深入的分析和研究,為高速飛行器的壁板結構的防顫振設計和壁板顫振抑制的研究建立理論基礎。Analysis of panel flutter in high speed flight vehicles
高速飛行器壁板顫振的分析模型和分析方法A linear saturated law is used to restrain flutter. the critical velocity can be improved more than 30 %
實現了顫振的主動抑制,可以將原有氣動彈性系統的臨界速度提高30以上。In chapter 4, the aeroelastic model of the whole test rig is first established by using jones ’ s approximation of theodorsen ’ s unsteady aerodynamics load. then, the numerical simulations and wind tunnel experiments for the sub - optimal flutter suppression of the airfoil model are presented
數值模擬和風洞實驗研究表明,以超聲電機為控制面作動器可以有效地抑制翼段模型的顫振,顫振臨界速度提高了13 . 4 % ,數值模擬和風洞實驗結果基本吻合。The investigation in this dissertation shows the capabilities of ausm + scheme, such as the exact resolution of shock, low numerical dissipation, simple and requiring less computational effort. the successful applications on supercritical airfoils and wings show that the present flow solvers based on ausm + scheme are of valuable and promising in practical application
通過本文的研究工作,展示了ausm +格式的激波高解析度、數值耗散小、編程簡潔、計算量較小等特性,同時,將其成功地應用於跨音速超臨界翼型、機翼的定常或非定常氣動特性的數值模擬和顫振研究中,具有一定的工程應用價值和良好的發展前景。The numerical simulations agree well with the wind the tunnel experiments, and the critical speed is increased by 13. 4 %. chapter 5 presents the robust flutter suppression of the airfoil
數值模擬和風洞實驗表明,這兩種控制器是有效的,可將系統的顫振臨界速度提高23 . 4 % 。Panel flutter is a classical supersonic aeroelastic phenomenon that is usually accompanied by temperature elevation on the outer skin of high - speed aerospace vehicles
壁板顫振是發生在高速飛行器上的一種典型的超音速氣動彈性現象。分享友人