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Online since: March 2014
Authors: Min Zhou Luo, Mei Ling Wang, Xin Lin
Inverse Solution and Optimal Concept Rethink from Human Operation to Industrial Redundant Manipulator Meiling Wang, Minzhou Luo, and Xin Lin Department of Automation, University of Science and Technology of China, Hefei, China Institute of Advanced Manufacturing Technology Hefei Institute of Physical Science, Chinese Academy of Science, Changzhou, China Department of Automation, University of Science and Technology of China, Hefei, China whx9690@126.com, lmz@iim.ac.cn, eliza.yilisha@gmail.com Keywords: Inverse kinematics, Human operation, Industrial redundant manipulator Abstract.
Most representative robot prototypes are Motoman (SID10, SID20) of Yaskawa Co, which designed for complex assembly and material handling applications [1].
Table. 2 Eight sets of inverse solution No. θ1 θ2 θ3 θ4 θ5 θ6 θ7 1 0.5236 -1.5602 -0.3902 -1.4240 1.0184 0.7711 0.5372 2 0.5236 -4.7018 -0.3902 -1.4240 -1.0955 1.4540 0.9527 3 0.5236 -0.2129 -3.5318 -1.4240 1.3003 0.5861 -0.9968 4 0.5236 -3.3545 -3.5318 -1.4240 -1.3251 1.3362 -1.2317 5 0.5236 -0.2129 0.3902 1.4240 1.3251 -1.3362 -1.2317 6 0.5236 -3.3545 0.3902 1.4240 -1.3003 -0.5861 -0.9968 7 0.5236 -1.5602 2.7514 1.4240 1.0184 -0.7711 0.5372 8 0.5236 -4.7018 2.7514 1.4240 -1.0955 -1.4540 0.9572 Acknowledgments This work is supported by the project of National Natural Science Foundation of China (No.51275505), Jiangsu province science and technology support plan key projects (No.BE2013003) and supported by the fund of China Scholarship Council.
Journal of Applied Mechanics (America 1955, p. 215).
Online since: December 2013
Authors: Peng Yi Zhu
This is not only a problem of natural science but also a problem of social science.
Promoting the supporting capacity of independent innovation Nowadays,the model of economic development should be changed from the driving growgh into the innovating growth,from great investment of the capital,energy, raw material and labor force into the technical progress.The United States,Japan,Finland are widely recognized as the innovative countries in the world, their technology contribution to economic development generally reached above 70%.
Acknowledgement I am thankful and acknowledge the support under Fujian Macro- Science Foundation Programme( No. 2010R0046) References [1] O Afacan, M.
[4] Guozi Chen, Shidai Wu: Journal of Shen Yang Normal University:Natural Science Edition , 3 (2008).
Beijing:Science Press,2010.
Online since: December 2014
Authors: Yu Hong Ma, Gui Long Tian, Xian Li
Introduction The Chinese postman problem introduced by Meigu Guan [1] is a class of arc routing problems, it has extensive applications in many fields such as winter gritting [2], municipal waste collection [3], material allocation and delivery [4] as well as intelligent transportation [5,6].
Acknowledgements This work was financially supported by Natural Science Foundation of China (Grant No. 51368055).
The Journal of the Operational Research Society, 43(11)(1992), p. 1031-1034
European Journal of Operational Research, 190(1)(2008), p. 52-68
Journal of the ACM, 26(1979), p. 538-554
Online since: June 2014
Authors: Dano Umar Lawal, Abdul Nasir Matori
Open Access Material, AHP," 2004
Journal of IndianSociety of Remote Sensing," vol. 36, pp. 335-349, 2008
Pradhan, "Flood susceptible mapping and risk area delineation using logistic regression, GIS and remote sensing," Journal of Spatial Hydrology, vol. 9, 2010
Abdalla, "Multicriteria analysis for flood vulnerable areas in Hadejia-Jama'are River basin, Nigeria," European Journal of Scientific Research, vol. 42, pp. 71-83, 2010
Simon, "The new science of management decisionPrentice-Hall," Englewood Cliffs, NJ, 1977.
Online since: March 2013
Authors: Beatriz Pereda, J.M. Rodriguez-Ibabe, Beatriz López, Laura Llanos, Denis Jorge Badiola
Introduction Nowadays, there is a trend to substitute conventional materials for lighter alloys to reduce fuel consumption in transport applications.
Cugy: Current Opinion in Solid State and Materials Science, 15 (2011), 141. ].
Davies: Materials Characterisation, 51 (2003), 293. ,[] S.
Sommitsch: Journal of Microscopy, 227 (2007), 267. ,[] D.P.
An initial grain size close to 30 mm was measured in both materials.
Online since: August 2023
Authors: Yohei Tanno
References [1] Tian, Y., Qian, H., Cao, Z., Zhang, D., and Jiang, D., Identification of Pre-Tightening Torque Dependent Parameters for Empirical Modeling of Bolted Joints, Journal of the MDPI, Applied Sciences, 11, 2021
[2] Michael, W., Bolted Joint Preload Distribution from Torque Tightening, Journal of the Sciendo, Strojnícky časopis – Journal of Mechanical Engineering, 71(2), 2021, pp.329-342
[4] Luo, H., Zhang, G., Zhang, J., and Shang, X., Influence of Transverse Vibration Amplitude on the Loosening of Bolted Joint by Finite Element Simulation, Journal of the IOP, Journal of Physics, 2213, 2022
[7] Fukuoka, T., Tightening Process of Bolted Joint with a Tensioner, Journal of the Nikkan Kogyo Shimbun, Machine Design, 41(12), 1997, pp. 79-85
[9] Saeki, H., Bolt Fastening by Bolt-Tensioner, Journal of the Japan Society for Precision Engineering, 81(7), 2015, pp. 633-637
Online since: February 2014
Authors: Peng Kun Liu, Jun Ting Liu, Yan Hua Fu, Rui Ya Zhang, Wen Yu Li, Hui Jun Ren
The development of ecological restoration science theory began in the 1980s.
Journal of Coal Science & Engineering(China) Vol. 02(2005), p. 67-70 [3] C.H.
China Social Sciences, Vol. 04(2010), p. 1 [4] W.H.
Ecologic Science, Vol. 3(2004), p278-281 [8] S.Y.
Ecologic Science, Vol. 3(2004), p. 252
Online since: May 2011
Authors: Yi Hua Kang, Wan Jing Ding, Yan Hua Sun, Jiu Zheng Li
(a) Liftoff curve of internal defects’ normal component (b) Liftoff curve of external defects’ normal component Fig.2 Simulation of Liftoff Characteristic Curve of Vnpp(z) Value Fitting Existing theory of MFL testing holds that magnetic conductivity of material in the range of pipe wall thickness is approximate to the magnetic conductivity of air when the steel pipe is magnetized to saturation.
Journal of Mechanical Engineering, 1994, 30: 191-197
Journal of Mechanical Engineering, 2009, 45(1): 309-314
[4] Li Jiuzheng Kang Yihua Sun Yanhua et al, Discrimination of internal and external steel pipe notches using signal figures extremum, Journal of Huazhong University of Science and Technology (Nature Science Edition), 2008 36(12):75-78
[8] Song Kai, Kang Yihua, Sun Yanhua et al, Study of Signal Mechanism Based on Combining Magnetic Flux Leakage and Eddy Current Testing, Journal of Mechanical Engineering, 2009, 145(7):233-237
Online since: August 2013
Authors: Da Hai You, Yi Long Li, Kai Pan, Ke Tian, Ke Wang
Reference [6] proposed the transformer aging model to calculate the failure rate according the relationship between furfural content and DP, this model only considers the influence of solid insulating materials aging.
So the main reason of transformer aging includes the solid insulating materials aging and insulating oil aging, we can judge the transformer aging degree through its on-line state monitoring information.
Although DGA information can more fully characterize the internal latent failures development, the insulating oil aging can be resolved through the oil filter regeneration or replacement and solid insulating materials aging are not changed.
The average DP index can be more essential to reflect the decomposition degree of the solid insulating materials.
[5] J He, L Cheng, Y.Z Sun: Journal of Zhejiang University: Science A, vol.8 (2001) No.3, p.378
Online since: November 2014
Authors: Elena Mavropoulos, Gutemberg Alves, Alexandre Rossi, Juliana Côrtes, Moema Hausen
Regarding the surface topography of the HA, previous studies have shown that protein adsorption and cell adhesion increase in materials having increased porosity.
Samples of stoichiometric hydroxyapatite powders were synthesized in the laboratory of bioceramic materials of the Brazilian Center for Physics Research (CBPF) as described previously [10].
Results and discussion Materials Characterization.
Journal os biological engeneering (2014) 8-14
Materials Science and Engineering: C, 37 (2014) 286–291
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