inherent frequency 中文意思是什麼

inherent frequency 解釋
固有頻率
  • inherent : adj 內在的,固有的,生來的 (in)。 inherent stability 【航空】固有穩定性。 the power inherent in...
  • frequency : n. 1. 屢次,頻仍,頻繁。2. (脈搏等的)次數,出現率;頻度;【物理學】頻率,周率。
  1. With dynamical modal analysis of electron gun by use of ansys software, we can get the inherent frequency and vibration model, which can avoid sympa - thetic vibration

    利用ansys軟體對電子槍進行動力學模態分析可以得到電子槍的固有頻率和振型,從而在結構設計上避免共振。
  2. On the part of the design of nine - component thrust vector stand, an automatic hydraulic pressure original position calibration system, a scheme of original position calibration, and the great rigidity universal flexible combinatorial underprop are designed. by using the scheme of “ universal flexible combinatorial underprop plus software digital filter ”, the inherent frequency of test stand is improved, and the problem of test stand libration is solved. then, the resolving method of the disturbance between underprops of the moveable frame is proposed, and the disturbance revise equation is deduced

    在推力矢量試車臺設計方面,設計了自動液壓原位校準系統、原位校準方案以及大剛度萬向柔性組合支撐;採用「萬向柔性組合支撐+軟體數字濾波」的方案,提高了試車臺動架的固有頻率,解決了試車臺動架的振動問題;提出了動架約束互擾問題的解決方法,推導了互擾修正方程;研究了九分力推力矢量測量誤差分析方法,並計算了推力矢量測量精度。
  3. The spectrum analysis showed that only the balance signals require processing by digital filter, and only inherent frequency components of balance, bracket and model system of the balance signals will require filtering, but the resonance components of test force oscillatory are. saved as more as possible

    數據的頻譜分析結果表明只須對天平測量信號做數字濾波處理;濾波原則是僅需濾掉天平、支架、模型系統的固有振動頻率分量,同時盡可能多地保留實驗強迫振動的各階諧振信號。
  4. According to results of calculations and experiments, main causes that contribute to vibration are founded, then puts forward improving measures of adding deflexed supporting and suspending nogs and making pipelines shunt - wound, finally completes improvement tasks following is the main works completed in this thesis : ( 1 ) this thesis sets up a mathematic model of steam pipelines, using ansys5. 6 limited - unit analyzing software, calculates the ten phase inherent frequency and the foregoing eight phases vibration types of four steam pipelines of the unit before dealt with

    為了解決八零三電廠2號汽輪機四根主蒸汽導汽管道振動的問題,本文建立了相應的計算模型,並根據計算和實測結果,找出了振動的主要原因,提出了加裝偏轉支吊架和管道並聯的改進措施,完成了改造工作。本文主要工作是:建立導汽管計算模型,並應用ansys5 . 6有限元分析軟體,對機組四根導汽管治理前的10階固有頻率和前8階振型進行計算。
  5. By the use of finite element analytic way the modality analysis has been carried out on this model and the inherent frequency and of the sley sword, sley and reed was found

    用有限元法分析無梭織機筘座組合體的動態性能,求出了筘座組合體的固有頻率。
  6. The dynamic equation for analyzing torsional vibration of the vehicle drivetrain is established based on analyzing the jointing process of frictional clutches, and the inherent frequency, the response of torsional vibration and the sensitivity of rigidity parameters to inherent frequency are studied

    摘要文章在分析車輛最常用的膜片彈簧摩擦離合器接合過程的基礎上,建立汽車傳動系的扭轉振動的力學分析方程;結合實際車型,分析了車輛的固有頻率、扭振響應、剛度參數對固有頻率的靈敏度。
  7. In order to solve it radically, making power assembly of bj1036e2f1 light truck the research object and through dynamic simulation analysis of power assembly, this thesis obtains the distribution rules of forces of the bolts linking three shells mentioned above and the relation between forces of the bolts and rotate speed of engine. after finite element mode analysis of these three shells, inherent frequency and vibration model of shell of power assembly are gained, and thus its dynamic character is realized. based on computer simulation analysis, experimental model of power assembly is acquired by vibration test and strength test of shell of power assembly, and the relation of forces of the shell and rotate speed of engine and imbalanced mass of rotate components is studied

    為了從根本上解決該問題,本論文以bj1036e2f1輕卡動力總成為研究對象,通過動力總成的動力學模擬分析,找出了三殼之間聯接螺栓受力的分佈規律和螺栓受力與發動機轉速的關系;通過三殼的有限元模態分析,得到了動力總成殼體的固有頻率與振型,從而了解了動力總成殼體的動態特性;在計算機模擬分析的基礎上,通過動力總成殼體的振動測試和強度測試,得出了動力總成的試驗模態,並研究了殼體受力與發動機轉速和旋轉部件不平衡質量的關系。
  8. Natural inherent frequency

    自然固有頻率
  9. The main research is as follows : analyze and research the boundary constraint and the structure characteristic and segment the frame making use of the shell element, the pipe element etc. on the base of it the practical finite element model has been established ; analyze the mode of the frame by dint of the finite element model. and get the inherent frequency and the vibration mode of the frame. tentatively estimate the dynamic characteristic of the frame and analyze the inherent frequency that may be lead to the resonance

    論文的主要研究工作如下:分析研究車架的邊界條件和結構特性,並用殼、管等單元對該車架進行離散,建立一種切實有效的車架有限元模型;對該車架的有限元模型進行模態分析,求得其的固有頻率和振型,並對車架的動態特性做出初步評估,分析可能引起車架振動的固有頻率;在模態分析基礎上,研究發動機輸出的簡諧力引起的車架位移響應(即諧響應分析) ,以考察摩托車車架各部位的振動情況並與模態分析對比,分析是否與該車架的固有頻率相耦合而導致共振;在深入研究車架的模態分析及諧響應分析、清晰地認識了摩托車車架動態特性的基礎上,分析並提出了採用橡膠減震器對車架進行隔振的減震方法。
  10. Inherent frequency error

    固有頻差
  11. The reason that bump vibrates when working is bump system ' s stimulus frequency is quite consistent with its inherent frequency and its hydraulic system ' s impact. by analyzing bump working frequencies " relation to its inherent frequency, the 150 - liter per minute input flow is recommended at exiting function parameters

    結合動應力分析結果、固有頻率分析結果及疲勞壽命分析結果可以看出:系統的激擾頻率與結構一階固有頻率比較一致以及液壓系統的沖擊是引起泵車工作時振動的主要原因。
  12. Inherent frequency and vibration type are got by way of model analysis. at the same time, the reason that causes serious branch vibration during the bump auto working is found

    通過模態分析,掌握了該水泥輸送泵車的固有頻率和振型,找出了該泵車臂架部分振動較大的原因。
  13. Statistic stress dangerous positions of bump on different working situations are got by generally analyzing all of the data. the working frequencies on different working situations are gained during the course of dynamic stress analysis, at the same time they are compared with the results of the bump hydraulic system measuring experiment, they are quietly consistent with each other. the main aim at analysis of the bump inherent frequency is to get its first frequency, which is used to find out the reason why the bump vibrates so serious

    在進行靜應力分析中,計算出該型泵車所測工況所有測點的靜應力,通過對所有數據綜合分析之後,得出該型泵車在工作時不同工況的靜應力危險部位;在進行動應力分析過程中,分別求出不同工況的工作頻率,並與該泵車液壓系統測試實驗分析結果進行比較,二者結果比較吻合;對泵車進行固有頻率分析的主要目的是求得該型泵車的一階固有頻率,以尋求該泵車振動較大的原因。
  14. By the means of lanczos in dynamics analysis of large space grid structure, the thesis workouts inherent frequency and models. this method can solve eigenvalue more fast than that of means called subspace iteration, and can reduce the possibility of losing eigenvalue

    通過研究lanczos方法在大型結構動力分析中的應用途徑,在程序中採用了該方法來求解空間網格結構的自振頻率和振型,使sgscad在計算結構自振頻率時速度更快,並減少了漏頻現象。
  15. Because structure inherent frequency affects vibration strength, frequency domain analysis results show that power signal density ( pst ) curve has two high peak during the frequency of 0. 38 ~ 0. 41hz

    頻域動強度分析結果顯示,功率譜響應在0 . 37 041hz之間有兩個比較大的峰值,這是系統固有頻率影響的結果。
  16. The inherent frequency, mode, damp ratio and impact coefficient of the bridge were achieved by comparing the actual test results with the calculation results

    將實橋測試結果和計算分析結果進行了比較,並且獲得了大橋的固有頻率、模態、阻尼比和沖擊系數。
  17. The four parameters ( spring inclination a, the frequency of excitation force w, the amplitude of excitation force f, the spring stiffness k ) are the major factors that take great influences on the vibration plate. in order to analyzing the influences of four parameters, the virtual prototype of vibration plate is built in ansys to get inherent frequency from modal analysis. thorough transient analysis in ansys, the curves of displacement n velocity and acceleration is presented

    為了分析這四個參數對系統的影響,首先在ansys中建立振動排秧盤的虛擬模型,採用有限元方法對模型進行了模態分析,得到振動排秧機構的固有頻率;同時對模型進行動力學分析,分析排秧盤的振動量、速度及加速度,並得出相應數據的曲線圖;另外,校核了主要元件彈簧的疲勞強度及使用壽命。
  18. This thesis built the model of the distortion of the electrostatic and piezoelectric micropump, resolved the inherent frequency of the circular film

    建立了靜電、壓電驅動的微泵薄膜變形的模型,推導出了圓形薄板固有頻率。
  19. In chapter five, four special problem about initial stress ' s effect to shell ' s mechanics behavior are discussed, including : ( 1 ) the numerical result and the effect imposed by circumferential initial stress numerical character on cylindrical thin shell ' s inherent frequency are given

    第五章討論初應力數值特徵對圓柱殼力學行為影響的四個具體問題,包括: ( 1 )給出了周向初應力數值特徵對圓柱薄殼固有頻率的影響,給出數值結果。
  20. The elastic effect is different from the effect of rigid support, in this paper, a spindle is simplified as one - disc rotor or multi - discs rotor. by the rules of riccati transfer matrix, the varieties of dynamic properties, inherent frequency and main vibration model of the rotor are calculated

    主動磁軸承支承是彈性的,將主軸分別簡化為單圓盤轉子、多圓盤轉子等進行研究,應用傳遞矩陣法計算出在支承剛度變化時的轉子動態特性、固有頻率和振動主模態等特性的變化。
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