DIMENSION

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Quenching residual stress distributions in aluminum alloy plates with different dimensions被引量：3
《Rare Metals》2019年第11期1051-1061,共11页Ya-Nan Li Yong-An Zhang Xi-Wu Li Zhi-Hui Li Guo-Jun Wang Long-Bing Jin Shu-Hui Huang Bai-Qing Xiong 
financially supported by the National Basic Research Program of China(No.2012CB619504);the National Natural Science Foundation of China(No.51274046)
Finite element method(FEM) simulations were employed to investigate the quenching residual stress distributions of 7085 aluminum alloy plates.The effect of dimensional variation on the quenching residual stress distri...
关键词：Aluminum alloy QUENCHING RESIDUAL stress DIMENSION effects Finite element method 
Crack growth analysis for rock-like materials with ordered multiple pre-cracks under biaxial compression被引量：4
《Journal of Central South University》2017年第4期866-874,共9页WANG Min CAO Ping WAN Wen ZHAO Yan-lin LIU Jie LIU Jing-shuo 
Project(E21527)supported by the Open Research Fund Program of Hunan Provincial Key Laboratory of Shale Gas Resource Utilization,China;Project(2015zzts077)supported by the Fundamental Research Funds for the Central Universities,China;Projects(51174088,51174228)supported by the National Natural Science Foundation of China;Project(2013CB035401)supported by the National Basic Research Program of China
The pre-burying iron sheets approach was used to prepare rock-like materials with ordered multiple pre-cracks. 60 specimens in total were prepared in these experiments. Through biaxial compression experiments, the inf...
关键词：CRACK growth WING CRACK secondary SHEAR CRACK vertical pre-cracks FRACTAL DIMENSION 
A dimension reduced INS/VNS integrated navigation method for planetary rovers被引量：5
《Chinese Journal of Aeronautics》2016年第6期1695-1708,共14页Ning Xiaolin Gui Mingzhen Zhang Jie Fang Jiancheng 
supported by the National Natural Science Foundation of China (Nos. 61233005 and 61503013);the National Basic Research Program of China (No. 2014CB744202);Beijing Youth Talent Program;Fundamental Science on Novel Inertial Instrument & Navigation System Technology Laboratory;Program for Changjiang Scholars and Innovative Research Team in University (IRT1203) for their valuable comments
Inertial navigation system/visual navigation system(INS/VNS) integrated navigation is a commonly used autonomous navigation method for planetary rovers. Since visual measurements are related to the previous and curren...
关键词：Computational complexity analysis Inertial navigation system INS/VNS integrated navigation Planetary exploration rover Visual navigation system 
Characterization of pitting corrosion of 7A60 aluminum alloy by EN and EIS techniques被引量：10
《Transactions of Nonferrous Metals Society of China》2014年第12期3907-3916,共10页王学慧 王吉会 付丛伟 
Project(13JCZDJC29500)supported by the Key Project of Tianjin Natural Science Foundation,China;Projects(2011CB610505,2014CB046801)supported by the National Basic Research Program of China;Project(20120032110029)supported by the Specialized Research Fund for the Doctoral Program of Higher Education,China
The pitting corrosion behaviors of 7A60 aluminum alloy in the retrogression and re-aging （RRA） temper were investigated by electrochemical impedance spectroscopy （EIS） and electrochemical noise （EN） techniques, ...
关键词：7A60 aluminum alloy constituent particles pitting corrosion electrochemical impedance spectroscopy electrochemical noise wavelet fractal dimension 
An Extension of the Dimension-Reduced Projection 4DVar
《Atmospheric and Oceanic Science Letters》2014年第4期324-329,共6页SHEN Si LIU Juan-Juan WANG Bin 
supported by the National Basic Research Program of China (973 Program, Grant No. 2010CB951604);the National Key Technologies Research and Development Program of China (Grant No. 2012BAC22B02);the National Natural Science Foundation of China (Grant No. 41105120)
This paper extends the dimension-reduced projection four-dimensional variational assimilation method(DRP-4DVar) by adding a nonlinear correction process,thereby forming the DRP-4DVar with a nonlinear correction, which...
关键词：data assimilation linear approximation nonlinear correction OSSE 
Dimension-Reduced Hyperbolic Moment Method for the Boltzmann Equation with BGK-Type Collision被引量：1
《Communications in Computational Physics》2014年第5期1368-1406,共39页Zhenning Cai Yuwei Fan Ruo Li Zhonghua Qiao 
supported in part by the National Basic Research Program of China(2011CB309704);the National Natural Science Foundation of China(NSFC91330205);supported by the Hong Kong Research Council GRF grant(PolyU 2021/12P);the Hong Kong Polytechnic University grant(A-PL61);supported by the Hong Kong RGC grant PolyU 2017/10P during their visits to the Hong Kong Polytechnic University。
We develop the dimension-reduced hyperbolic moment method for the Boltzmann equation,to improve solution efficiency using a numerical regularized moment method for problems with low-dimensional macroscopic variables a...
关键词：Dimension-reduction moment system NRxx global hyperbolicity boundary condition MICROFLOW 
Fractals in Quantum Information Process
《Chinese Physics Letters》2013年第1期24-28,共5页BI Feng LI Chuan-Feng 
Supported by the National Basic Research Program(2011CB921200);the National Natural Science Foundation of China under Grant Nos 60921091 and 11274289;the Fund for Fostering Talents in Basic Science of the National Natural Science Foundation of China(No J1103207).
In the recent work of Kiss et al.[Phys.Rev.Lett.107(2011)100501],the evolvement of two-qubit quantum states in a measurement-based purification process is studied.As they pointed out,the purification results manifest ...
关键词：dimension. FRACTAL evolve 
Evolution of a mining induced fracture network in the overburden strata of an inclined coal seam被引量：8
《International Journal of Mining Science and Technology》2012年第6期775-779,共5页Wei Xiujun Gao Mingzhong Lv Youchang Shi Xiangchao Gao Hailian Zhou Hongwei 
the financial support from the State Key Basic Research Program of China(No.2011CB201201)
The geological conditions of the Pingdingshan coal mining group were used to construct a physical model used to study the distribution and evolution of mining induced cracks in the overburden strata.Digital graphics t...
关键词：Inclined coal SEAM Fracture network EVOLUTION FRACTAL DIMENSION 
Fractal dimension of coal particles and their CH_4 adsorption被引量：7
《International Journal of Mining Science and Technology》2012年第6期845-848,共4页Wang Chengyang Hao Shixiong Sun Wenjing Chu Wei 
funded by the State Key Basic Research Program of China(No.2011CB201202)
We describe the fractal analysis of three differently sized coal samples(0.350-0.833 mm,0.245-0.350 mm,and 0.198-0.245 mm).The influence of fractal dimension on CH 4 adsorption capacity is investigated.The physical pa...
关键词：Coal FRACTAL DIMENSION Frenkel-Halsey-Hill Brunauer-Emmett-Teller ADSORPTION ISOTHERM 
A signal subspace dimension estimator based on F-norm with application to subspace-based multi-channel speech enhancement被引量：2
《Chinese Journal of Acoustics》2012年第3期353-368,共16页LI Chao LIU Wenju 
supported by the National Nature Science Foundation of China(91120303,90820011, 90820303);the National Grand Fundamental Research 973 Program of China(2004CB318105)
Although the signal subspace approach has been studied extensively for speech enhancement, no good solution has been found to identify signal subspace dimension in multi- channel situation. This paper presents a signa...
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