模態參數 的英文怎麼說
中文拼音 [mótàishēnshǔ]
模態參數
英文
modal parameter-
Then under the six poses, we get the model parameters of excavator equipment with ribs and without ribs, discuss affects on the oscillation and natural frequencies of the two statuses. based on this, we give some advices on operating and framework improving of the excavator
然後在上述六種姿態下，得出了加筋板與不加筋板時工作裝置的模態參數，並討論了兩種情況對工作裝置振型與頻率的影響，提出施工操作與結構改進時應注意的一些問題。By using the model analysis method and hammer test, the model parameters and model shapes are obtained based on the force and response signal processing
本文利用試驗模態分析技術，通過沖擊錘激振試驗，對激振力信號和響應信號處理的基礎上，獲得機床結構的模態參數和振動模型。Identification of time - varying modal parameters by a linear time - frequency method
應用時頻分析方法辨識時變系統的模態參數Additionally, modal parameters are tested under different prestressed forces and during the course of the lose of prestressed forces. finally, different vibration conditions, such as different rigidity of the hammer and different forces, are also studied
另外通過振動測試，對預應力梁在不同的張拉控制應力下、預應力損失過程、不同激勵條件下構件的實測模態參數的變化規律進行了試驗研究。All the researched results prove the era method is steady and suitable for those structures : spacecraft 、 beam - plane structure 、 truss structure 、 frame 、 bridge, etc. on the basis of the consideration of the above, the major job of the article is to discuss how to identify the parameters of the long - span structure with the method of era under the action of the wind loads
但是，國內外已有的相關文獻，對于下面的結構均進行了相關的研究，如航天器、梁板結構、桁架、框架、橋梁等。基於以上考慮，本文主要工作，就是探討在風激勵荷載作用下，如何用era演算法識別大跨空間網格屋蓋結構的模態參數。After reading a large amount of domestic and international about shaft research materials, the thesis combines the concrete experimental condition of the laboratory, and the crankshaft crack modal parameter characteristic go on the theoretical research at different depth different position to smoothshaft, experimental study, test data processing, diagnose system developing work ect
本論文在閱讀了大量國內外關于軸裂紋檢測的研究資料后，結合實驗室的具體試驗條件，對光軸和曲軸裂紋在不同深度不同位置時模態參數特性進行理論研究、試驗研究、試驗數據處理、診斷系統開發等工作。Bridge can be detected by the transformation of structure mode parameters with the modern technology of signal test. the vibration frequency is obtained easily in the measure, but it is n ' t sensitive to the transformation of mass and rigidity. so it is difficult to identify by test system when the damage of structure reach to the limit damage degree
在實際的工程測量中最容易獲取的結構模態參數就是振動頻率，但是振動頻率對質量、剛度的變化具有弱靈敏性，這使得即使結構的破損程度達到了極限破損程度，振動頻率的變化也很難被測試系統識別。The modal parameters are the basic data for structure dynamic analysis and vibration control. the methods of modal parameters identification can be cataloged into phase resonance testing ( normal - mode force appropriation ) and phase separation approaches
目前，識別模態參數的方法可分為相位共振法（適調多點激振法）和相位分離法兩種[ 1 ] 。Lastly, computer programs for the dynamic analysis and time series method are compiled in matlab
利用matlab語言編制了相應的求解機構運動學、動力學問題和應用時間序列法辨識模態參數的程序。Optical fiber mode field parameters test equipment
光纖模態參數測試器On the redundancy of complex modal parameters
關于復模態參數的冗餘性A method of modal parameter identification for large bridges
大型橋梁模態參數識別的一種方法The modal parameters identification of bridges in frequency domain
用頻域法識別橋梁的模態參數Computing vibrational modal parameters by neural network
基於前饋多層神經網路的振動模態參數計算Subspace system identification methods for structural modal parameters
結構模態參數的子空間辨識方法Damage analysis in frp sandwich beam by using fem
利用振動模態參數對一空間復合結構梁的損傷檢測的探討An online method for time domain identification of modal parameters
一種工作模態參數的在線時域辨識方法Application of hht for modal parameter identification to civil structures
方法在結構模態參數識別中的應用Efficient method for identification of modal parameters in frequency domain
一種高效的頻域模態參數識別法The theory of laplace wavelet was analyzed. a correlation filtering approach was introduced using the laplace wavelet to decompose a signal into impulse responses of single mode subsystems. modal parameters can be estimated by correlation filtering signal with laplace wavelet
分析了laplace小波的理論，研究了利用laplace小波將系統響應信號分解成為單模態系統沖激響應的相關濾波方法，並通過信號與laplace小波族的相關濾波進行了單模態和多模態系統的模態參數估計。分享友人