橋梁自振頻率 的英文怎麼說

中文拼音 [qiáoliángzìzhènbīnlǜ]
橋梁自振頻率 英文
self-excited vibrational frequency of bridge span
  • 橋 : 名詞1. （橋梁） bridge 2. （姓氏） a surname
  • 梁 : 名詞1 （屋架中架在柱子上的長木） beam 2 （通常也指檁） purlin 3 （橋） bridge4 （物體中間條狀隆起...
  • 自 : Ⅰ代詞（自己） self; oneself; one s own Ⅱ副詞（自然;當然） certainly; of course; naturally; willin...
  • 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 橋梁 : bridge; approach
  • 頻率 : frequency; rate
  1. In order to ascertain the character of cable - replaced bridge, in addition, the thesis calculates mode shapes and natural frequencies of the bridge using algor software and estimates the result of dynamic load test and calculation in details

    為了評價換索后橋梁的工作特性，最後利用algor軟體對換索后的結構進行了振型和自振頻率分析，並對動載試驗檢測和計算成果作了詳盡的分析和評價。
  2. The vibration of upper structure of bridge which caused by the dynamic action of vehicle pass the railway bridge may make the structural component fatigue and decrease the intensity and stability. the more vibration of bridge will influence the safety and stability of vehicles ; when the dynamic changing frequency of vehicle equal or approach to the free vibrational frequency of bridge, wh ich will make the resonance may intensify the response of bridge and vehicles

    列車動力作用引起橋樑上部結構的振動可能使結構構件產生疲勞，降低其強度和穩定性；橋梁振動過大可能會對橋上車輛的運行安全和穩定性產生影響；當列車的動力變化頻率與橋跨結構自振頻率相等或接近時，引起的共振可能會使車橋動力響應加劇。
  3. The resonance conditions of the train - bridge system are affected by the span, total length, lateral and vertical stiffness of the bridge, the compositions of the train, and the axle arrangements and natural frequencies of the vehicles

    車橋系統的共振條件與橋梁跨度、長度及豎向和橫向剛度，列車編組、車輛軸距參數及車輛的自振頻率等因素有關。
  4. Application of bridge self vibration frequency inspection in technicalexamination and determination of harbour bridge in dalian port

    橋梁自振頻率檢測在大連港港灣橋技術檢定中的應用
  5. One self - anchored suspension bridge is the subject investigated, the finite element program " midas " is adopted to establish the spatial computation model of the suspension bridge, and the subspace iteration method is used to calculate the natural vibration frequencies and modes of the bridge, the bridge ' s dynamic property and rigidity feature are discussed with the computed results

    摘要以某自錨式懸索橋主橋為研究對象，採用midas有限元程序，建立了該橋的空間力學計算模型，利用子空間迭代法計算了該橋梁結構的自振頻率和振型，結合計算結果對橋梁的動力特性和剛度特點進行了討論。
  6. Vibration characteristics test was carried on a model of one three - spanned prestressed concrete ( pc ) shew continuous box girders, which was designed in jing hu high speed railway of china. we discuss the difference between the results of test and 3d fem analysis with two cases of orthogonality and shew, and explore the dynamic properties of skew box girders

    通過對我國京滬高速鐵路設計中的一座三跨預應力混凝土斜交箱形連續梁橋縮尺模型自振特性參數的測試，比較了正交、斜交箱梁的固有頻率的差異，通過與空間結構分析結果的對比，最後討論了斜交箱梁的動力性能。
  7. Abstract : vibration characteristics test was carried on a model of one three - spanned prestressed concrete ( pc ) shew continuous box girders, which was designed in jing hu high speed railway of china. we discuss the difference between the results of test and 3d fem analysis with two cases of orthogonality and shew, and explore the dynamic properties of skew box girders

    文摘:通過對我國京滬高速鐵路設計中的一座三跨預應力混凝土斜交箱形連續梁橋縮尺模型自振特性參數的測試，比較了正交、斜交箱梁的固有頻率的差異，通過與空間結構分析結果的對比，最後討論了斜交箱梁的動力性能。
  8. As a design method, frequency tuning approach ( fta ) was suggested to be used first to avoid critical frequency ranges

    建議人行橋梁設計時應首先採用頻率調整法，使結構自振頻率盡量不落在敏感頻率范圍內。
  9. The results indicate that the natural frequency of vibration of multispan stone arch bridge is closely packed and it has adequate safety allowance

    研究結果表明，多跨度石拱橋作為一個整體，其自振頻率較為密集，橋梁具有足夠的安全裕量。
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