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Online since: December 2006
Authors: Khalil Farhangdoost, Mohammad Kavoosi
In order to compare software results and accuracy, loading condition should be adjusted on certified data and in this article we used A.F.BOWER experimental results [5].
This effect is not particularity marked for the crack length considered here (the reduction is only 30 percent), but for shorter cracks, it has been found that reversing the direction of motion of the load can reduce the amplitude of the cycle of IIK by factor of four [6].
As Murakami says, Experimental results and theoretical data analysis shows that during rolling a crack initiates and propagates not only in the direction of load movement (the left branch in Fig.1), but also in the opposite direction (the right branch in Fig.1).
Online since: August 2011
Authors: Jiang Wei Ren, Dong Li, Pei Quan Xu
.%) were cast in vacuum and hot rolled at 1100℃ with 80% reduction.
In the calculation, background fluctuations were smoothed by the average of adjacent five data and the diffraction peaks were fit on Voigt function on Standard software (Materials Data JADE 5.0).
Online since: July 2006
Authors: Q. Situ, Mukesh K. Jain, M. Bruhis
The validated data were employed to construct the FLD.
Alternatively, the evolution in term of strain rate and strain acceleration can be obtained from the post-processing of ARAMIS data.
The reduction in strain acceleration from maximum to zero represents the process of localization.
Online since: September 2013
Authors: Hai Long Wu, Bing Zhang Huang, Xi Qiang Li, Qiong Qiong Guan, Bang Biao Huang, Ji Zhen Zhu
Now the sludge disposal methods are: incineration, landfill and two times using etc..But these kinds of sludge treatment methods have more or less defects, can not achieve the sludge reduction, harmless and resource processing purpose.However, city sewage sludge shale brick research and extension can be a good solution to this problem.
Effect of sintering temperature on the phase of sludge sintered shale fracture Experimental comparison with the sintering procedure two different, table 2 is through the sintering experiment and processing a large amount of data, to obtain sintering process for sludge sintered shale brick.Will the rest of adobe into C, D two group (Note: two groups of brick are drying procedures reasonable drying Adobe).Group C bricks used are shown in table 2 sintering procedures fired, group D adobe shown in table 3 sintering process in fire.Every 60min observation time, record the number of the crack in the brick.
Target temperature Heating time /℃ /min 1 Initial temperature — 2 100 20 3 200 20 4 300 20 5 400 20 6 500 20 7 600 60 8 700 60 9 800 60 10 900 60 11 1000 60 12 1000 800 Based on the data analysis, the finished brick sintering D experiments, the number of crack growth in each stage is much more than the same period in C group.Because the dried brick sintered in a sintering furnace, there are two kinds of water brick, a water residue after drying, another is the combination of water in organic compounds[3]。
Online since: September 2016
Authors: Tao Suo, Zhong Bin Tang, Ying Gang Miao, Xiang Guo, Yu Long Li
The reduction of various types of noise in images has been an active area of research in image processing and machine vision [2-4].
The de-noise method presented in this paper is applied in the data processing.
Figure 7 The displacement field Figure 8 The strain field Figure 9 The strain result of the DIC As shown in Figure 10, in the deformation period, the strain data of the DIC and the strain gauge are substantially uniform.
Online since: June 2014
Authors: Yi Long, Guo Qing Qiu, Fu Rong Liu
LBP has a strong ability to extract a face image texture information, and can adapt to the changing environmental light , PCA is one of the most popular methods used for reducing the dimensionality of a data set and it can retain the most important feature information of a data set, the Xiong et al[3]proposed the method of combining PCA and LBP to extract the face feature.
PCA is used for global feature extraction and dimensionality reduction, LBP is used for local texture feature extraction,MSD is used for select the most beneficial features of the classification and SVM is used for feature classification and recognition.
Online since: May 2023
Authors: Simon Bubel, Sei Hyung Ryu, Daniel J. Lichtenwalner, Hemant Dixit, Jae Hyung Park, Steven Rogers, Andreas Scholtze
Results and Discussion Figure 1 shows the set of I-V curves across each of the 4 contacts (A-D) of a Si-face 1cm x 1cm sample measured at 300K (room temperature) along with linear fits to each data set, indicating the ohmic behavior of the Ni contacts.
Figure 2 shows the resistivity versus temperature for two differently doped Si-face substrates (note that the lines in Figs. 2, 3, and 5 are polynomial fits to the data to reveal trends).
The increase in resistivity at low temperature is due to the mobility decrease caused by impurity scattering, and the reduction in free carrier concentration.
Online since: January 2005
Authors: Il Dong Choi, Kyung Mok Cho, Ik Min Park, Su Young Kim
The Ti-added IF steel sheets were hot-rolled in five passes from 1050 to 920℃ (finishing deformation temperature: FDT) after holding for 60min at 1200℃ (slab reheating temperature: SRT) and then cold-rolled by 80% reduction.
Tensile tests were carried out for the recrystallized specimens to get data for strength, elongation and plastic anisotropy(ř).
The ř-values of the specimens calculated from XRD data shows also similar tendency (Figure 1).
Online since: December 2011
Authors: Song Ning Xu, Z.Q. Cai, N.K. Sun, Y.B. Gao, F. Liu
On the other hand, the sample appears the miscellaneous phase, the lower of purity causes the reduction of crystallization degree.
The XRD patterns of Zn0.98Co0.02O nano powders: (a) for unannealed sample; (b) annealed in air at 600°C The microstructure data that are shown in Table 1 were calculated.
We compare the data to the Table 1 and find that the lattice constant of annealed sample increases and the peak position appears red shift phenomenon.
Online since: August 2011
Authors: Yan Zhong Wang, Yan Yan Chen, Xiao Han, Lin Feng Wu, Hong Zeng
Cutting speed [m/min] cutting depth [mm] 1 35 1 2 35 0.5, 0.5 3 35 0.25, 0.25, 0.25, 0.25 4 40 1 5 40 0.5, 0.5 6 40 0.25, 0.25, 0.25, 0.25 7 45 1 8 45 0.5, 0.5 9 45 0.25, 0.25, 0.25, 0.25  Fig. 5 Residual stress on machined gear surface( feed of 1mm) Simulation result and analysis of milling surface residual stress on Spiral bevel gear Representatively, Fig. 5 shows equivalent residual stress on machined gear surface from the simulations in cutting depth, and the equivalent residual stress on gear surface of each results in simulation group1 were read and averaged, the data were shown in Fig. 6 and Fig. 7.
To maintain a low-stress condition, small feed should be taken, so the reduction in the fatigue strength can be prevented.
Experiment should be performed in future in order to acquire the data as a reference of simulation.
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