顫振研究模型 的英文怎麼說
中文拼音 [zhànzhènyánjiūmóxíng]
顫振研究模型
英文
flutter model- 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
- 研 : 研同 「硯」
- 究 : Ⅰ動詞(仔細推求; 追查) study carefully; go into; investigate Ⅱ副詞[書面語] (到底; 究竟) actually; really; after all
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 研究 : 1. (探求) study; research 2. (考慮或商討) consider; discuss; deliberate
- 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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At first, the finite element formulation is presented to determine the flutter characteristics of laminated panels at elevated temperature. then both the linear and nonlinear panel flutter characteristics are analyzed. the panel flutter boundaries are finally determined and the effect of temperature, airflow speed, etc, on the panel flutter characteristics is analyzed
為此,本文首先建立了復合材料壁板熱顫振的有限元模型並對受熱壁板的線性和非線性顫振特性進行了研究;最後確定了壁板的顫振邊界,分析了溫度、來流速度等因素對壁板顫振特性的影響規律。Abstract : this paper introduces bridge section model tests in the wind tunnel. it presents static forces on bridge section models. the effects of bridge fences, isolation belts and different model lengths on static forces are studied. the static and dynamic stabilities of bridge are analyzed. the results show the effect of bridge fence, isolation belts and different model lengths on static forces should be considered in wind load design
文摘:通過橋梁節段模型風洞試驗測量了橋梁的風力,研究了橋面護欄和隔離帶以及變模型長度對模型風力的影響,並分析了橋的馳振穩定性和顫振穩定性.試驗結果表明:設計試驗方案以及應用試驗結果時應考慮模型長度、橋面護欄及隔離帶的影響On the basis of cutting force model and vibration model of machine tools structure, the effect of the regenerative chatter on the stability of end milling is focused
存得到切削力模型和機床結構振動模型的基礎上,著重研究了再生型顫振對銑削加工過程穩定性的影響。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。分享友人