Search results

a shift of the phases between the currents and magnetic induction after the penetration into the material is ignored.
This research has been performed under support of the President Scholarship for young scientists under the order of Russian Federation Ministry of the education and science № 184 from 10th march 2015.
Shchurov Development of Spatial Vibration Protection Devices, World Applied Sciences Journal 22 (2013) pp. 44-48

The Research of Maximum Power Point Tracking Based on Fuzzy Control in Grid-Connected Photovoltaic System Qiang Xu1,a, Xiaochun Zhang2,b, Kaichun Ren2,c, Xingqi Zhang2, Xiaojun Liu2 1Institute for Information Science and Engineering, Chongqing Jiao Tong University, Chongqing, China 2Department of Power Engineering, Chongqing Communication Institute, Chongqing, China axuqiang11821@163.com, bswjtuzxc@foxmail.com, cren65551210@126.com Keywords: Solar cells; PV; MPPT; Fuzzy control.
Introduction Energy is the material basis of human survival.
[2] Yu Zhengqi, Study of mppt technique based on fuzzy logic control in pv system, Huazhong university of science and technology press, Wuhan, 2007
[9] Wang Feng, ZhangMiao, ZhangMaodun, General matlab simulation model of photovoltaic module based on s-function, Journal of guangdong university of technology. 25 (2008) 69-73.

At present, the GIS technology has been applied to various fields, which saves a large number of manpower and material resources and improves the work efficiency.
Now, internationally, a famous formula is put forward by Sherman Academician of the Russian Academy of Sciences.
References [1] Cao Juanjuan, Liu Baini, Wen Xuze, Determination of the Average Recurrence Intervals of Characteristic Earthquakes and Estimate of Earthquake Risk on Northern Xiqinling Faults, Journal of Seismological Research, 2003 [2] Chen Lijun, Study of Earthquake Focal Depth and Strong Earthquake Activity Status in China, Seismology and Geology, 2000 [3] Gao Donghui, Shi Wei, Application of Geographic Information System (GIS) in reducing Earthquake Disaster, Science and Technology Consulting Herald, 2007 [4] Jiang Chunfa, Several important geological problems about the Central Orogenic Belt and progress in its research (in lieu of preface), Geological Bulletin of China, 2002

Numerical Simulation Analysis of Auxiliary-rod Force for Tower Mei Li1, a, Xiaojun Jin1, Yanhui Li2 1 Civil Engineering, School of Science, North University of China, Taiyuan 030051, China 2 Mechanics, School of Science, North University of China, Taiyuan 030051, China a limei04045296@163.com Keywords: tower, auxiliary-rod, initial bend, force Abstract.
References [1] Shaofan Chen: Journal of Xi'an University of Architecture & Technology.Vol.41(2009),p.445 (In Chinese) [2] Xunfang Sun, Xiaoshu Fang, Laitai Guan.
Mechanics of Material.

Only solving this problem, can electrospinning exist its inevitable advantages (such as characteristics of fiber, low cost of the device,a variety wide of materials.etc)and get sufficient application and promotion.
Fig.12 Output current Acknowledgements The authors would like to thank the supports by Innovation Foundation of SHU (A.10-0109-08 -010), Shanghai Science Foundation for the Excellent Youth Scholars (B.37-0109-08-004), and the fund of Shanghai Key Laboratory of Mechanical Automation and Robotics (D.10-0109-09-006).
Reneker: Journal of Electrostatics Vol.35 (1995) No2, p.151-160 [2] B.WANG, P.
Gong: High Frequency Electronics (Science Public, Beijing 1993) [7] Y.Yang, Z.D.

Tab. 1 Parameter Value Wingspan 0.850 [m] Length 1.115 [m] Loading space 0.27x0.075x0.05[m] Material Elapor foam Weight 1.1 [kg] Battery 3250 [mA], 3S, 11,1V Duration flight time 20 [min] Fig.1.
Acknowledgement The research work is supported by the Polish Ministry of Science and Higher Education as part of the ordered research project No OR00002911 conducted in the years: 2010-2012.
Jafarov, PID Parameters Optimization of an UAV Longitudinal Flight Control System, World Academy of Science, Engineering and Technology 45, pp.340-245, 2008
Tomczyk, “In-flight tests of navigation and control system of unmanned aerial vehicle”, Aircraft Engineering and Aerospace Technology: An International Journal, Vol. 75, No 6, pp. 581-587, 2003

Experimental Experimental material chemical composition (mass%) is C 0.12, Si 0.25, Mn 1.55, S 0.0045, P 0.085, Cu 0.35, V 0.033 and Fe balance, and is smelted in a 50 kg vacuum induction furnace.
Acknowledgements The authors gratefully acknowledge the financially supported by the National Science Foundation of China (Grant No.51034009).
References [1] Hongyan Wu, Linxiu Du, Xianghua Liu, et al: Journal of Northeastern University: (Natural Science).

The fatigue life simulation of the wheel of CHR3 EMU in random loading Jianwei Yang 1,a，Qilong Shi 2,b，Guangye Zhang 1,c, Jiao Zhang 2,d 1Beijing University of civil engineering and architecture School of Mechanical-electronic and Automobile Engineering，Beijing 100044 2Taiyuan University of Science and Technology School of Machine-electricity Engineering, Taiyuan Shanxi 030024 arailyjw@163.com,bahiqilong@163.com, czhangguangye1@126.com, d413711913@163.com Keywords: EMU wheels; FEM; fatigue life; MBS Abstract.
On the basis of quasi-static calculation method, the appropriate method of damage accumulation rule and amendments are selected, by using SN curve data of the material, and using dynamics simulation to obtain the load - time history and calculate structure fatigue life and damage values.
Acknowledgement This work was financially supported by Funding Project for Academic Human Resources Development in Institutions of Higher Learning Under the Jurisdiction of Beijing Municipality(PHR201106125), the project of Taiyuan Science and technology development Founds(NO: 09121009)and the Beijing University of Civil Engineering and Architecture Doctoral Fund (NO: 101001704) and Beijing Qualified personnel Culture Fund （2010D005017000007）.
[4]A.Bernasconi,M.Filippini,S.Foletti,D.Vaudo.Multiaxial fatigue of a railway wheel steel under non-proportional loading[J].International Journal of Fatigue,2006,28:663-672

The material composition of the atmosphere is quite complex, and the particles have various shapes, moreover, the size distribution is about 30nm to 2000μm.The particles generally are divided into solid particles and liquid particles.
A study of UV Communication theory and its military application, National defense science & technology, National Defense Science & Technology, 2010, 31 (03): 24 - 27
Path-based routing provisioning with mixed shared protection in WDM mesh networks, Journal of Lightwave Technology, 2006, 24 (3): 1129-1141

The welding parameters were as follows: phases of the front wire and back wire were alternate, synchronized or random; for the front wire, the pulse frequency was 110Hz, the pulse duty cycle was 42%, the peak of pulse current was 460A, the base current was 60A, the wire feeding speed was 7.5m/min; for the back wire, the peak of pulse current was 450A, the base current was 60A, the wire feeding speed was 7.1m/min; the shield gas was 80%Ar+ 20%CO2; the wire material was H08Mn2Si; the wire diameter was 1.2mm; the thickness of steel plate was 4mm; welding speed was 2.5m/min.
Acknowledgement Funded project: Science and Technology Project of Huangpu District Guangzhou City (1143) References [1] Zuolin Yang, Modern manufacture, High efficiency arc welding robot system, 2003, 12, 46-48
Journal of South University of Technology: Natural Science Edition, 2008, 36(4): 1-5.