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Online since: December 2010
Authors: Xiang Ren
Every meters weight and materials properties of the cable is shown in the tab.1.
Journal of Xi’an Highway University, Vol. 20 (4)( 2000),P. 19-22, in china
Journal of Changsha Communications University, Vol. 22(3)(2006), P. 40-43, in china
Journal of Traffic and Transportation Engineering, Vol. 4(3)(2004), P. 38-43, in china
China Journal of Highway and Transport, Vol. 13(3)(2000), P. 45-48, in china
Online since: September 2011
Authors: Gui Juan Lin, Xin Bo Zhang, De Chao Song
Dielectric Electric Active Polymers (DEAP) has shown great potential as actuator materials.
Introduction Dielectric Electro Active Polymers are new category materials.
The DEAP materials for energy scavenging allow large mechanical deformation combined with low operating forces and a very energy density.
The low cost of DEAP materials is promising for their applications, but more development of DEAP electronics is needed before we know how they will compare to competitive approaches in smaller, cost-sensitive applications.
Journal of Tongji University(Natural Science).
Online since: December 2012
Authors: Yu Qing Yuan, Xue Chan Li, Tao Guo, Wei Li
To improve high temperature stability performance, some additive materials, such as cement, slaked lime and lignin were mixed into open graded asphalt friction course (OGFC).
Experimental Materials.
Fig. 1 Target grade curves of OGFC-13 Specimen preparation Test material preparation.
Dynamic stability of OGFC mixture is greater than that without any modified materials, whatever replacement or mixing quantity.
Yang: Journal of Building Materials, Vol.5(2005),p.56-59
Online since: February 2011
Authors: Da Yong Yang, Ming Li
Mathematic model Supposing the molten steel afflux of double mould in unit time is Qin, by the theory of material balance[3]: (1) (2) Here, H is the molten steel liquid surface height, R is roller radius, L is the breadth of roller surface, D is the thickness of sheet band, v is casting speed, S is the cross-sectional area, and t is the course time of steel liquid.
References [1] J Alexis, P Jonsson, L jonsson: ISIJ International, Vol. 40 (2000), p.1098 [2] Q Fang, L Xu, J Wang et al: Chinese Journal of Scientific Instrument, Vol. 27, (2006), p.1400 [3] G Cao, Di Wu, D Zhang: Journal of Northeastern University(Natural Science), Vol. 27, (2006), p.775 [4] H E Psillakis: IEEE Transactions on Neural Networks, Vol.18, (2007), p.1830 [5] G Cao, D Wu, D Zhang: Journal of Northeastern University(Natural Science), Vol. 27, (2006), p.775 [6] J Dreo, P Siarry: Future Generation Computer Systems.
Online since: April 2011
Authors: Bai Quan Lin, Yong An Qu, Wu Qiang Zhao, Yong Ming Jiang, Jian Li Wang, Wei Yang
Methane, generates with the coal, can cause explosion and outburst, and is seemed as hazard material since the first gas outburst happened in 1984 [1].
Journal of Hebei University of Economics and Trade, Vol. 3 (2010), p. 55-63 [3] Y.J.
International Journal of Coal Geology, Vol. 35 (1998), p. 3-26, February [6] W.
Procedia Earth and Planetary Science, Vol. 1 (2009), p. 371-376 [7] B.
International Journal of Rock Mechanics and Mining Sciences, Vol. 45 (2008), p. 1320-1334
Online since: September 2013
Authors: Xue Li, Xiao Cui Zhu, Chuan Gui Yang
(3) Faults and improvement approachs of the cooling and lubrication system The cooling and lubrication system have many faults, such as the failure of pump, leak and the cutting material in the water joint, which should be disposed in time.
The research projects of the social science and humanity on Young Fund of the ministry of Education(Grant No. 13YJCZH 091).
References [1] CHEN Baojia, CHEN Xuefeng, LI Bing, CAO Hongrui, CAI Gaigai, HE Zhengjia: Journal of mechanical engineering, Vol.47(2011), p.158(In Chinese)
[3] Jia Zhixing, Zhang Hongbing: Journal of mechanical engineering, Vol.46(2010), p145(In Chinese)
[5] Zhang Haipo, Jia Yazhou, Zhou Guangwen: Journal of harbin institute of technology, p.37(2005), p.198(In Chinese)
Online since: January 2012
Authors: Si Fa Xu, Zhe Wang, Zhe Wang
Model well reflect a higher elastic modulus of the upper material that can do the deed to the spatial diffusion which is cause by the excavation subgrade stress, and it also can reduce settlement in the strata above the tunnel and the stress near the tunnel arch crown.
Acknowledgements This work was financially supported by the Natural Science Foundation of Zhejiang Province (Y1091054) and Science and Technology Department of Zhejiang Province (2010C33073).
References [1] Mengsu Wang: Journal of Rock Mechanics and Engineering, 1989, 8(l):52-61.
(in Chinese) [5] Chunlin Ding, Shiyou Zhu, Shunhua Zhou:Journal of Rock Mechanics and Engineering, 2002, 21(11):1633-1638.
(in Chinese) [6] Dingli Zhang, Jun Huang:Journal of China University of Mining & Technology, 2004, 33(5):578-583.
Online since: December 2012
Authors: Xiao Wei Liu, Xu Yun Liu
Risk assessment index system in new product commercial phase of manufacturing enterprises Indexes First-level indexes Second-level indexes Risk assessment index system in commercial phase of new product in manufacturing enterprises(A1) Market Risk A2 Market demand intensity Covering surface of market demand Lasting time of market demand Demand stability Market capacity and potentiality Competition RiskA3 similary and substitute product Market occupancy of competitors Centrality of competitive structure Strength of competitor Imitational difficulty level Production Risk A4 Adaptability of production system Supply of raw material Product quality of mass production Marketing Management Risk A5 Market orientation Marketing combination Afer-sale service Financial risk A6 Capital supply deficiency Out-of-time capital supply Environment RiskA7 Local religion and custom Industry policy of country Blend of traditional culture with target market Social benefit The establishment of Risk Assessment
International Journal of Uncertainty,Fuzziness and Knowledge-Based Systems(2008)
Product innovation project risk assessment methods and application research[j].journal of national defense science and technology university doctoral dissertation,(2007)
Project risk assessment methods.Journal of Chinese science and technology information by 8(2010):16-161.
Online since: February 2011
Authors: Hui Cao, Shuang Yue Li, Xiao Peng Yao
Study on Technology of Noncircular NC Turning Based on Active Disturbance Rejection Control Hui Cao, Shuangyue Li and Xiaopeng Yao School of Manufacturing Science and Engineering, Southwest University of Science and Technology, Mianyang, Sichuan, 621010, China ch_hello@163.com, lishuangyue@swust.edu.cn, xp_yao@126.com Keywords: Noncircular; Tool Working Angle; Linear Motor; Active Disturbance Rejection Control (ADRC); Programmable Multi-axis Controller (PMAC).
The experiment involves cutting a specimen cam (base circle diameter φ150mm, lead 3mm, spindle speed 600r/min, feed rate 0.1mm/rev, depth of cut 0.5mm, material alloy steel 20CrMnTi), experimental results are shown in Table 1.
References [1] S.Jiang, X.Wang, D.Wu, Y.Si: Chinese Journal of Mechanical Engineering Vol. 39 (12) (2003), p. 135(In Chinese)
[2] D.Wu, X.Wang, T.Zhao, Y.Gao: Journal of Tsinghua University Vol. 43 (11) (2003), p. 1472(In Chinese)
[3] D.Wu, K.Chen, X.Wang: International Journal of Machine Tools and Manufacture Vol. 47 (15) (2007), p. 2207
Online since: May 2011
Authors: Jing Zhou, Xin Feng, Chun Yuan Zuo, Jia Shun Hu
The Young’s modulus of the model material is 200GPa, and Poisson ration is 0.27.
Irwin: Journal of Applied Mechanics Vol. 24 (1957), p. 361
Dimarogonas: Analytical Methods in Rotor Dynamics (Applied Science Publishers, Essex 1983)
Papdopoulos: Journal of Sound and Vibration Vol. 278(4-5) (2004), p.1205
Veidt: Journal of Sound and Vibration Vol. 261(1) (2003), p.17