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For optimal operation, C/N ratio should be about 20-30:1 in the raw material.
Pre-treatment, percolation and additive Pretreatment means separation of organic fraction from inorganic materials and addition of inoculants or additives into the feedstock before digestion.
Journal of Central South University of Technology 13 (2006) p. 151-157. 5.
Water Science and Technology 21 (1989) p. 187- 196. 9.
Naomichi Nishio and Yutaka Nakashimada: Recent Development of Anaerobic Digestion Processes for Energy Recovery from Wastes, Journal of Bioscience and Bioengineering, The Society for Biotechnology, Japan Vol. 103, No. 2 (2007) p.105-112. 10.

Fig.5 Meshing on spacer Fig.6 FEA Model (2) Define the material properties The material of spacer is PET.
Wang: Journal of Power Sources Vol.184, No.2(2008), p.513-516
Science Press, Beijing, China. (2010)
Tsartolia: Packaging Technology and Science Vol. 14, No. 5(2001), p.185-191
Pavel: European Polymer Journal Vol. 41, p.1453-1477.

High-temperature processes tend to be less efficient, require more expensive materials and introduce in more safety problems, so steam reforming of methanol will be a nice choice for hydrogen production.
Chromatogram of reformate Acknowledgements The authors would like to acknowledge the supports from National Natural Science Foundation of China (Grant No. 50930005), Zhejiang Provincial Natural Science Foundation of China (Grant No.
Z1090373), the Fundamental Research Funds for the Central Universities (Grant No. 2009QNA4004), and Science and Technology Program of Zhejiang Province (Grant No. 2009C31018).
Duffy: Efficiencies of hydrogen storage systems onboard fuel cell vehicles, Solar Energy 78 (2005), p. 687-694 [4] Ta-Jen Huang and Hsiao-Min Chen: Hydrogen production via steam reforming of methanol over Cu/(Ce,Gd)O2-x catalysts, International Journal of Hydrogen energy 35 (2010), p. 6218-6226 [5] Gu-Gon Park, Sung-Dae Yim, Young-Gi Yoon, et al.: Hydrogen production with integrated microchannel fuel processor using methanol for portable fuel cell systems, Catalysis Today 110 (2005), p. 108-113 [6] Deqing Mei, Miao Qian, et al.: Autothermal micro-channel reactor for hydrogen production by reforming of alcohol with micro-pin-fin arrays, China Patent, CN200910100100.0. (2011) [7] Honghua Zhou, Deqing Mei, Zichen Chen: An experimental study on micro-thixoforming processing parameters for reaction plate with micro-pin-fin arrays, Advanced Materials Research 154-155 (2011), p. 907-912 [8] Lee F.
Brown: A comparative study of fuels for on-board hydrogen production for fuel-cell-powered automobiles, International Journal of Hydrogen Energy 26 (2001), p. 381-397

Modelling the Processing Parameters of Rotary Curved Surface Grinding Using RSM Zhaohui Deng1, a, Linlin Wan1, b, Xiaohong Zhang2, c and Shengchao Li1, d 1National Engineering Research Center for High Efficiency Grinding, Hunan University, Changsha 410082, China. 2College of Electromechanical Engineering, Hunan University of Science and Technology, Xiangtan 411201, China aedeng0080@vip.sina.com, blynn8486@163.com, c12663274@qq.com, dchaoshengbo1107@163.com Key words: Rotary curved surface grinding, Scallop height, Surface roughness, Response surface methodology (RSM), Box-Behnken design Abstract.
Introduction In the aerospace and military industry and other important areas of national defense science and technology, various complex curved surface workpieces made by hard to machine materials such as ceramics are being applied more broadly.
Vol.25 (2004), p. 741(in Chinese) [2] J.Xie, W.W.Xu, L.Z.Chen, et al: Journal of South China University of Technology (Natural Science Edition).
Vol.42(2002), p. 675 [8] M.S.Hewidy, T.A.El-Taweel, M.F.El-Safty: Journal of Materials Processing Technology.

Nopadiene can be widely used as raw materials for functional polymers.
Cupas et al [6] obtained yellow polymers because of the high temperature (190 ℃) during the preparation of nopadiene using nopol as material.
Experimental Material and instrument INTELLI-RAY 600 Shuttered UV Floodlight（Uvitron International, Inc.）
Acknowledgements This research was supported by National Natural Science Foundation of China (Grant No. 30972319) and Special Foundation of Fundamental Works for Science and Technology (Grant No. 2007FY230200), that should be acknowledged from the authors.
Trumbo: Journal of Polymer Science, Part A: Polymer Chemistry, Vol. 33(1995), p.2275

Acknowledgment The work was supported by Hainan Provincial Natural Science Fund (No.612128), The 2011 Hainan education science research topics of the "12th Five-Year Plan (No.QJI12538), Chinese National Forestry Public Program (No.201204715), The Project of Science Foundation of Educational Department of Hainan Province (No.Hjkj2012-46), Scientific Research Foundation of Qiongzhou University (No.QYQN201230, No.QYQN201326).
Advanced Materials Research Vol. 659 (2013) pp 128-133
Key Engineering Materials.
International Journal of Remote Sensing, 2002 23( 11) : 2193~ 2212 [7] C.Huang, L.
International Journal of Re2 mote Sensing, 2002, 23( 4)725~ 749

Acknowledgements This work was financially supported by Beijing Postdoctoral fund (B148) and Green Shoots Plan of Beijing Academy of Science and Technology (B142).
Shi, Journal of Cleaner Production. 24 (2012) 159-167
Olyphant, Journal of Contaminant Hydrology. 132 (2012) 37-47
Mi, Construction and Building Materials. 35 (2012) 8-14
Davalos, Construction and Building Materials. 30 (2012) 505-515

Generally, rock in a formation is treated as an isotropic continuous linear elastic material [1,2].
Then the specimen is compressed by material testing machine along its axis direction.
Experimental results analysis Figure 5: Stress-strain curve of a typical elastic-plastic material Generally, a typical elastic-plastic material’s stress-strain curve is shown in Fig. 5.
Acknowledgements This work was financially supported by Doctoral Science Foundation of Ministry of Education (20100133120004).
References [1] M K HUBBERT, G D.WILLIS, Petroleum Transactions, AIME, 1957, 210: 153-168; [2] G A WIEBOLS, N G W COOK,International Journal of Rock Mechanics and Mining Sciences and Geo-mechanics Abstracts, 1968, 5(6):529-549; [3] M CHEN, Y JIN, Rock Mechanics of Petroleum Engineering, Science Press; [4] Y JIN, M CHEN, G H LIU, Z X CHEN, Journal of Geo-mechanics,1999,5(1):4-11 (in Chinese); [5] M R MCLEAN, M A ADDIS, Wellbore Stability Analysis: A Review of Current Methods of Analysis and Their Field Application, IADC/SPE Drilling conference, Houston Texas, February 27-March 2 1990; [6] C HSIAO, Halliburton Service, Growth of Plastic Zone in Porous Medium Around a Wellbore, Offshore Technology Conference, Houston Texas, May 2-5 1988; [7] A J LI, West-China Exploration Engineering,1994,6(1):11-14 (in Chinese); [8] J J HUANG, M R CUI, P Y LUO.

These are due to the differences in complex refractive indices of the nanoparticle materials.
with known materials but unknown particle size, it may be feasible to use light at low wavelengths to identify the sizes of nanoparticles in the nanofluids.
Morfesis, Light scattering and nanoparticles, Materials Today, 12(5) (2009) 52-54
Delfani, Thermo-optical properties of copper oxide nanofluids for direct absorption of solar radiation, Solar Energy Materials and Solar Cells, 144 (2016) 136-142
Weber, Handbook of Optical Materials, Taylor & Francis, 2002

Material Science Forum 426-4 (2003), 185-194
Journal of Materials Processing Technology 211 (2011) 1278-1284
Proceedings of the Institution of Mechanical Engineers Part C-Journal of Mechanical Engineering Science 225 (2011) 1774-1781
Deformation of anisotropic materials (intensification reserves).
Materials Characterization 62 (2011) 1188-1195