斷軸圖 的英文怎麼說
中文拼音 [duànzhóutú]
斷軸圖
英文
broken view-
The time - scale amplitude plot and phase plot based on hermitian wavelet transform are presented to singularity detection of signal. the corresponding relation relation between singularity and amplitude plot or phase plot is created. as successful application, fault of axletree damnify is found by means of this method
提出了基於hermitian小波變換的時間?尺度幅圖和相圖來識別信號奇異性的方法，建立了信號奇異點與幅圖和相圖的對應關系，在軸承損傷故障診斷中取得了成功的應用。We illustrate the wavelet package analysis that can obtain the time - frequency distribution figure of noise signal, which can be used to define gray - image. through image - average, we can get the standard time - frequency distribution images of different main bearing gap. based on that, a main bearing wear fault diagnosis model using image matching is set up
然後對圖像進行平均，得到主軸承在不同間隙狀態下的「標準」時頻分布圖，建立了柴油機主軸承間隙圖像匹配的故障診斷模型，匹配時所用的參數為兩幅圖像之間的歐氏距離。Long parts, ( such as axis, pole and so on ) varying along the profiled bar direction by the length or by a certain rule can be shortened to represent, and the broken part shall be represented by waved line or zipped lines, as shown in fig. 13
較長的機件（軸、桿、型材等）沿長度方向的形狀相同或按一定規律變化時，可斷開后縮短繪制，斷開后的結構應按實際長度標注尺寸；斷裂邊界可用波浪線、雙折線繪制，如圖13所示。Analysis results of histogram statistics and section electron microscopic scan technique, are that fracture feature of the cracks of the hbbb is similar and the crack is multi - source strain fatigue one. internal defects of the cast, such as impurities, gas holes, etc, are the main causes for early cracks. the contrast analysis of static strength, model and transient respond on three structures with fem proves that geometrical stress concentration in partial area has influence on early crack, also
利用直方圖等統計方法和電鏡掃描技術對該抱軸箱體裂紋分析的結果是：抱軸箱體的裂紋斷口特徵相近，裂紋性質屬于多源性低周疲勞裂紋，鑄件中的夾雜、氣孔等內部缺陷是導致過早裂損的主要原因；利用有限元法對該抱軸箱體三種結構的靜強度、模態和動態響應對比分析，證實了局部幾何性應力集中對過早裂損也有一定影響。Study on brain electrical characteristics for two dimentional ( 2d ) real head models the brain electrical characteristics have been analyzed for 2d four layers concentric sphere head model, axial real and sagittal real head models from mri pictures. the equi - potential lines can be gotten in different drive patterns and it shows that the sensitivity for the resolution region, especially the center region in opposite drive pattern is more than others because the head bone has very low conductivity. the potential distributions change with conductivity increase and reduce within head
進行了基於eit技術的二維（ 2d ）腦電四層同心圓頭模型和真實頭模型的電特性分析計算對2d四層同心圓頭模型和山mri技術獲得的頭的斷層圖片構造的2d軸位真實頭模型及2d矢位真實頭模型的電特性進行分析，給出了各種激勵情況下的等電位線分佈。Detailed structural information and specimens of tectonic rock had been collected in the outcrop sections along the fault zone, and deformation feature and superposition about the tectonic rocks were analyzed, and paleotectonic stress field was also analyzed by stereograms illustrating of joints in the following work
在室內對構造巖進行了變形特徵和變形疊加分析，對斷裂帶典型共軛剪節理作主應力軸圖解分析了古構造應力場。進而探討了紫荊關斷裂帶的構造活動特徵。Author thinks that the direction of the maximum plastic distortion along a constant radius around the crack tip may be considered as the direction of shear - mode fracture ( named pmax - criterion ) and the load when located shear band prongs the ligament in the front of crack tip is regarded as the limited load of shear - mode fracture. ( 3 ) the fad ( fracture assessment diagram ) of titled crack is proposed based on achievements of mesomechanics about i - ii complex ductile fracture of metal, and the titled crack is classified two kinds : void - mode fracture is assessed by fracture assessment curve, and shear - mode fracture by limited load. ( 4 ) using a fe program based on plantle - ressue theory to calculate some mesomechanical parameters, a flange joint structure of a high pressure vessel ( design pressure 31. 4mpa and the thickness of the hemispherical head is half of that of shell. ) is analyzed to determine whether the structure under operation pressure is safe or not, forecast the mode of potential invalidation and argue for the rationality of design of the structure
試件的整體斷裂為剪切型，但在試件芯部裂尖鈍化區中部出現了韌窩型啟裂並有一定的擴展，說明局部較高的應力三軸度也會使韌窩型機制得以發展，但是不改變試件整體的剪切型斷裂模式；對韌性斷裂的剪切模式的細觀機理做了一定的探討，並且提出了含裂紋構件剪切型斷裂的宏觀判據：認為裂紋前方的集中剪切帶中與裂紋尖端等半徑處最大有效塑性應變出現的方向可以作為裂紋剪切斷裂的方向（可簡稱為_ （ pmax ）準則） ，集中剪切滑移帶貫穿裂紋前方承載韌帶時的載荷可以作為極限載荷；本文運用金屬韌性斷裂細觀力學在一復合型韌性斷裂方面的研究成果，採用失效評定圖的形式，提出了傾斜裂紋的安全性評定方法的基本框架。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。Expoles an algorithm about bearing surface defects detection by support vector machines that is the new branch of machine learning, in which the defective area and non - defective area are treated as two different textures and are sampled respectively to be learned, in order to reduce dimension, the image data can be processed by pca
摘要提出一種基於支持向量機的軸承表面缺陷檢測演算法，該演算法把軸承中的非缺陷區域和缺陷區域分別看作兩種不同的紋理模式，利用主成分分析法（ pca ）對圖像進行降維處理，然後用支持向量機方法對兩類不同的樣本采樣學習，進行分類判斷。Conclusion dynamic picture angiography with digital subtraction using non - ionic contrast medium under rapid injection is the key for claiming the high quality imaging diagnosis of congenital heart disease in children
結論對于兒童先天性心臟病心血管造影而言，使用動態電影攝片，作數字血管減影，採用軸位成角投照技術，使用非離子型對比劑和快速注射對比劑是取得高質量圖像和理想診斷效果的關鍵。Chart of axes track has the important malfunction information, it is very important in diagnostics of malfunction. in practice, we can obtain earlier stage malfunction sign of the generator that comes from the chart of axes track, and it would have instructive function to preventing deterioration and excluding malfunction
發電機組的轉軸的軸心軌跡形狀是重要的故障徵兆，在機組故障診斷中起著重要作用。在實際操作中，根據軸心軌跡圖還可以得出故障的前期徵兆，對防止故障的惡化和排除故障具有指導作用。Abstract : in order to process signal in depth and to extract the fault feature from original signal in machinery diagnosis ， the graphical display algorithm that can keep the data length of wavelet transform results the same as that of original signal is used. the fault diagnosis of a bend axial piston pump via b - spline wavelet that has linear phase is provided. the results of study demonstrate that the new method has excellent feature and the weak fault signal can be extracted from the strong vibration background of the pump
文摘:採用具有線性相位的b樣條小波，應用圖形顯示演算法並結合小波變換快速演算法將信號分解到不同的頻帶上，且分解結果和原信號長度保持一致，可對信號進行深層次的處理，克服了傳統的信號處理方法不易提取微弱信息的不足.通過對礦用斜軸式柱塞泵振動信號的分析，分離出了配流副磨損、球鉸松動、缸體及泵軸支撐軸承的故障特徵，為液壓泵的故障診斷提供了依據，並為信噪分離、微弱信號提取及設備的早期故障診斷提供了一條有效途徑Compared with the traditional method, the digital image processing method has many advantages in measuring the deformation of soil specimen in triaxial test, such as higher accuracy, non - contact measuring process, and undisturbed specimen. it is valid to measure the deformation in large scale. it can select the section of specimen freely to measure the axial and radial deformation directly
應用數字圖像測量技術量測三軸試驗試樣的變形，有許多傳統測量方法不能比擬的優越性：較高的變形測量精度；非接觸式變形測量，不擾動試樣，不干擾試樣的變形；適用於三軸土樣的大變形測量；可以任意選擇測量斷面，實現三軸試樣軸向變形和徑向變形的直接測量；可以在試樣變形測量的同時用圖片的形式記錄三軸試驗的全過程，便於試驗結束以後對試樣變形的重新分析和研究。( 2 ) computational simulations on in - line holography of single particle, multi - particle in one plane and particle field ( multi - layer ) are performed. a technique to find the focal plane is given according to the gray - gradient curve of the particle image. an improved numerical reconstruction method is proposed, which can eliminate the border diffraction
（ 2 ）對同軸粒子全息圖的記錄和再現過程進行了數值模擬，提出了根據灰度梯度曲線判斷粒子成像平面的方法，同時提出了一種可有效消除全息圖邊框衍射條紋的改進演算法。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。This amazing organic light material forms as a star tetrahedron ( see figure 8 ) that constantly spins and rotates on its six major axis points
這令人驚奇的器官光材料形態如同一星四面體（看圖8 ） ，它以六個主軸點不斷旋轉。分享友人