軸譜圖 的英文怎麼說
中文拼音 [zhóupǔtú]
軸譜圖
英文
axial spectrum-
The algorithm, basing on convolution filtering technique and the fringes " gray values max - min distribution, can automatically and accurately carry out space frequency spectra shifting without spectra analysis and spectrogram in the technique of phase method of projected grating for 3 - d object shapes measurement. the new algorithm makes image processing much caster and the technique of object shapes measurement more automated. the phase error caused by filtering and the crossed - optical - axes geometry setup is also discussed
本文採用投影光棚相位法和數字卷積濾波技術：根據柵線的條紋灰度值分佈具有極大極小分佈的特性，提出卷積濾波形貌光學自動檢測的圖像處理方法，有效地實現了頻譜自動移位，從而進一步提高了圖像處理的速度和形貌測量技術的自動化程度；同時對採用兩光學主軸相交，且非遠心投影系統所產生的誤差進行了分析，並提出了修正方法。Secondly, the power density spectrum is calculated from fft and the units " behavior is analyzed in the frequency domain ; the waterfall form for the start up process is plotted
運用fft求取功率譜，分析信號的頻域特性，繪制啟動過程瀑布圖;分析尾水管壓力脈動對機組軸系的激勵作用The ms spectrum graphically relates a protein ' s mass and charge ( x - axis ) to its abundance as measured by its signal intensity ( y - axis )
質譜圖顯示了某種蛋白質它的質量與電荷（ x軸）與其通過信號強度檢測所得的豐度（ y軸）之間的關系。The power spectrum analysis can with accurate examine a rolling bearing ’ s structure and processing and assembling the error margin. time sequence analysis can pass to build up the time sequence model, we can see the peak of the spectrum of the fault ’ s clearly
功率譜分析可以精確診斷滾動軸承結構和加工裝配誤差類故障。時間序列分析能通過建立時序模型，從譜圖上來更清晰的看出故障的譜峰。This paper trice to find the cause of effective ness loss and to analyze it theoretically by adopting the ways of quantitative analysis and quantitative analysis by using the way of fault tree to carry out the qualitative analysis, it draws the logic charts by various elements that cause the loss of effectiveness and to make a faucet tree to find out the loss programs, then make a final analysis of the smallest element of the fault tree. the first problem is due to the over friction by exceeding permitted limits ; the second problem is due to the gear feather ' s low inteusity, this paper adopts the method of changing the trans mission ratio of the first gear and the width of the sixth gear of second shaft so as to solve the problems
本文採用定性和定量相結合的方法，利用失效樹進行定性分析，它通過對可能造成系統失效的各種因素，畫出邏輯框圖，從上到下繪成失效樹，找出失效譜，並對失效樹的全部最小割集進行分析，找出有可能的失效原因，再對其通過理論計算進行定量分析，由此發現第一個問題是由於離合器在極限狀況下的滑磨功超過其許用值造成的，第二個問題的原因是二軸六檔齒輪強度不足。Second, a jeffcott rotor model supported by two seals bearings in its two ends is established to simulate the shafting of simple turbines ( only short - and - straight - blades are included in the shafting ). and periodical response of the system is obtained by using the newmark method. then, the dynamic characteristics of rotor system at the certain rotate speed and the certain physic
其次，建立了一個用來模擬簡單汽輪機軸系（只含有短直葉片）的兩端用滑動軸承支撐的jeffcott轉子模型，並用newmark方法求得了系統的周期響應，根據系統的周期響應、 poincare映射圖、頻譜圖、分岔圖等，分析了系統在特定轉速及特定的轉子系統參數下的運動特徵。It is constructed that radial impact and rubbing dynamics differential equations of the rotor system having the nonlinear rigidity on the unsteady and non - linear oil film. the bifurcation and chaos behavior of impact and rubbing fault rotor system caused by the parameters of nonlinear rigidity, rotor rotating speed, eccentric mass is analyzed, in the numerical value analysis method. the bifurcation diagrams, maximum lyapunov exponent diagrams, poincar maps, phase plane portraits, trajectories of journal center, time - history curve, amplitude spectra diagrams of the rotor motion are used
（ 2 ）建立了具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學微分方程，並應用含高階余項的非線性動力方程的線性化數值法研究了此類系統響應的復雜動力學行為，利用轉子響應的分岔圖、最大lyapunov指數曲線、 poincar截面映射、時域波形、相軌線、軸心軌跡、幅值譜等圖形分析了系統響應的周期運動、擬周期運動、倍周期分岔、混沌等運動形式的轉化與演變過程，重點研究了非線性剛度、轉子轉速、偏心質量等系統參數對碰摩故障轉子系統的分岔和混沌行為的影響。The binary optic imaging spectrometer is a small, high resolution, compact, economical, rugged, programmable spectral imaging sensor. this dissertation presents theoretical and experimental studies of stare hyperspectral imaging system using longitudinal chromatic aberration of binary optical lens
本文對利用二元光學透鏡軸向色散的凝視光譜成像性能進行了系統深入的研究，籌備了一臺利用二元光學元件的成像光譜實驗裝置，進行了相關實驗，獲得了實驗目標的光譜圖像，取得了很好的效果。The stability of period response of nonlinear rotor - bearing systems is analyzed by employing the newmark and shooting methods. the bifurcation rules of period response of elastic rotor system with multi - degree of freedom are obtained. the motion characteristic of the rotor system is determined according to the fractal dimension of poincare mapping of phase aspect and frequency spectrums at certain speed and physic parameter of rotor
對于這三個模型，本文採用了計算速度較快的newmark方法求解系統的響應，用poincare映射、軸心軌跡和頻譜圖分析各個轉子-軸承系統在特定參數下的運動特徵，通過分岔圖研究了轉子?軸承系統隨某些參數（轉速、不平衡量分佈、軸承質量等）變化時的系統響應。Engineering cases indicated : to apply the techniques of resonant demodulation can pick up micro shock pulses of hearing fault, and through analyzing the impact power fault vibration signal characteristics in the fourier chart of the resonant demodulation, the fault diagnosis will be easier
工程實例表明，使用共振解調技術可以有效提取軸承故障微小脈沖沖擊，通過在共振解調傅里葉譜圖上分析沖擊功率故障振動信號特徵，可以較容易地進行故障診斷。分享友人