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Online since: July 2011
Authors: Li Guo, Xiao Min Hu
Cleaner production focuses on economizing raw materials and reducing waste generation, while industrial symbiosis emphasizes that the wastes generated by upstream companies should be used as raw materials by downstream companies[3].
Thus, technological innovation and industrial symbiosis seem contradictory: On one hand, the main waste exchange relationship between industrial symbiotic members may deter members’ internal cleaner production and technological innovation[4-5]; on the other hand, cleaner production can lead to the saving of raw materials and waste reduction which may break the original industrial symbiotic chain.
Acknowledgments This work is supported by the National Natural Science Foundation of China under Grant No.70603005, Liaoning Social Science Project under Grant No.L10BJY018 and Department of Humanities and Social Sciences and Education Fund under Grant No. 08JC630012.
International Journal of Sustainable Development, Vol.8(2005), p: 153-172
Online since: September 2013
Authors: Zhi Long Liu, Ning Du, Yao Wang
Design of Building Fire Detection System Based on ZigBee Ning Du1, a, Yao Wang 2, b, Zhilong Liu3, c 1School of Software, Harbin University of Science and Technology, Harbin 150040, China 2School of Software, Harbin University of Science and Technology, Harbin 150040, China 3School of Software, Harbin University of Science and Technology, Harbin 150040, China aduning6677@126.com, bzhangtian5513@gmail.com, c liuzhilong0627@gmail.com Keywords: Building Fire Detection; ZigBee; Device Cloud; XBee Abstract.
In recent years, along with the increasing number of flammable materials used in building, higher requirements are put forward on building fire alarm system.
Firstly, the moisture content of the combustible material plays an important role in fires, which means the probability of fires depends on the moisture content.
Therefore, the moisture content of combustible materials is a major point of assessment and predicts whether a fire will take place[5].Secondly, the early fire is in the smoldering stage, there would be a lot of smoke particles and harmful gases such as CO gas in the combustion and the temperature.
Journal of Theoretical and Applied Information Technology.2009, 5(2):129-135
Online since: August 2019
Authors: S.Yu. Khashirova, Elina V. Khakyasheva, Ruslan A. Shetov, Albert S. Shabaev, V.Z. Aloev
Based on such minor differences on the TGA curves, it is difficult to unambiguously judge the effect of drying regimes on the thermal properties of materials.
The work was performed with the financial support of the Ministry of Education and Science of the Russian Federation under contract 14.577.21.0240 dated September 26, 2017.
Beev, Composite materials based on polyetheretherketones (PEEK), Science and Education: Abstracts of the V International Scientific Practical Conference, Taganrog, 2015
Khashirova, Studies of thermal and thermo-oxidative degradation of PEEK using gas chromatography, Proceedings of the XIII International Scientific and Practical Conference "New Composite Materials".
Mikitaev, New Method of Investigation of Polysulfone Thermal Destruction, Polymer Science, Series B. 59-2 (2017) 216-224.
Online since: December 2013
Authors: Chao Tang, Sheng Li Dai, Jiao Li
Introduction AS the main insulation material of some key DC power equipment, oil-paper is vital important for the operation security.
The surface roughness refers to the micro-geometry characteristic composing of the smaller spacing and peak-valley on the sample surface, which has been widely used in metal material, biomedicine, mining, papermaking, archaeological and many other fields.
Conclusions In this paper, the AFM was used to observe the changes taken place on the micro structure of paper after thermal ageing, and a 3-D surface roughness analysis on the AFM image was presented, the conclusions were as follows, (1) In addition, AFM can observe the micro surface and the structures of molecule of the insulating material, this good method that should be widely used in the electrical power material researches
Acknowledgements This work was supported by the National Natural Science Foundation of China (Project for Young Scientists Fund, Grant No. 51107103), the Chongqing Natural Science Foundation (Project No. cstcjjA90013), the Doctor Foundation of Southwest University (Grant No.
Tumiatti: Journal of Applied Polymer Science Vol. 69(1998), p. 2541 [3] I.
Online since: June 2010
Authors: Shu Lai Xu
Materials and Methods MaterialsThe celery was purchased in local supermarket and was absorbed in prime condition, dimethylbenzene, distilled water, hematoxylin, ethanol, acetic acid glacial, etc.
The cellular pictures of celery treated at 200, 300 MPa for 5 min were shown in Figure1, B and C, their shapes corresponded to the swollen glossy appearance of the cell surfaces in raw materials.
The observations and analyses of celery's tissue processed for different time According to the theory of HPP, the high pressure for short time has the same effect on the food materials as the low pressure for long time [9].
[6] Prestamo, G., Arroyo G., High hydrostatic pressure effects on vegetable structure," Journal of Food Science, 63(5), (1998) p. 878-881
[9] Zhang S, Ma C, Zuo C., High Pressure Processing Technology for Food, Jilin Science Technology Press House, (2000) p. 69-97.
Online since: September 2011
Authors: Ran Wang, Xiao Chun Wang, Cai Jun Chen
Application of Cone Calorimeter on the Flammability Testing of Textiles Xiaochun Wang 1,2,a,Ran Wang 1,2,b and Caijun Chen 2,c 1Beijing Key Laboratory of Clothing Materials R&D and Assessment, Peking, China 2School of Materials Science and Engineering, Beijing Institute of Fashion Technology, Peking, China a clywxch@bift.edu.cn, bclywr@bift.edu.cn, c758242873@qq.com Keywords: cone calorimeter, cotton fabric, flammability Abstract.
To date cone calorimeter method using the principle of oxygen consumption calorimetry has been internationally authoritative method to evaluate the real combustion process of materials [2], and the instrument has been widely used to assess the flammability properties of building materials, polymer materials and wood products usually as thick composites.
Thus the layered samples behaved as thermally thick materials.
Applicat ion of the New Evaluat ion Method in the Research of Flame- Retardant, China Safety Science Journal.2003,13(1):19-22. in chinese [2] Shonali Nazare, Baljinder Kandola.
Fire and Materials. 2002,26:191-199.
Online since: August 2011
Authors: Mei Jia Guo, Jian She Zhang, Yu Cheng Li, Dong Xing Zhang, Di Hong Li, Hai Ying Xiao, Jin Jia, Ye Tian
Experimental Materials.
Last, the cured composite materials were stripping mold from the mandrel.
BISWAS: Journal of materials science Vol. 27 (1992), p. 3085 [5] Bolvari A, Glenn S and Janssen R et al: Wear Vol. 203 (1997), p. 697 [6] M.
He et al: Materials Science and Engineering A Vol. 452 (2007), p. 202 [9] Seong Jin Kim and Ho Jang: Tribology International Vol. 33 (2000), p. 477 [10] J.
KumareshBabu: Materials and Design Vol. 32 (2011), p. 1704
Online since: January 2016
Authors: Nurul Nadia Mohd Salim, Zainal Arifin Ahmad, Julie Juliewatty Mohamed
Effect of Sintering Temperatures on Sr-Doped NiO Ceramics Nurul Nadia MOHD SALIM1, a, Julie Juliewatty MOHAMED2, b*, Zainal Arifin AHMAD1, c 1Structural Materials Niche Area, School of Materials & Mineral Resources Engineering, Engineering Campus, Universiti Sains Malaysia, Seri Ampangan, 14300 Nibong Tebal, Penang, Malaysia. 2Faculty of Earth Science, Universiti Malaysia Kelantan Kampus Jeli, Karung Berkunci, No. 100, 17600 Jeli, Kelantan, Malaysia.
Introduction In the past decades, researchers are avidly conducting research and development on dielectric ceramic materials.
Materials and Methods In this work, NiO (99.9 %) and SrCO3 (99.9 %) were employed as starting raw materials.
The raw materials were wet mixed with acetone for 24 hours using zirconia ball as the mixing medium.
Acknowledgement This work was financially supported by the RUI Grant (Grant no. 1001/PBAHAN/814184) under School of Materials and Mineral Resources, University Science of Malaysia.
Online since: July 2017
Authors: Peter Götz, Marc Kirchhoff, Maik Gude, Wikentij Koshukow, Michael Krahl
Different materials increase the challenge for a stable manufacturing process of multi-material components.
Therefore, bonding of different materials is usually achieved by using chemical adhesion promoters [1, 2].
Summary The optimal joining between different materials has a high priority for the design and manufacture of hybrid structures.
Material Science Forum Vols 825-826, pp 401-408, 2015
Journal of Plastics Technology 9, 2013
Online since: January 2012
Authors: Yue Gui, Qing Zhang, He Ming Cheng, Jing Cao, Zhi Gang Song
Low water demand can produce a cementitious material means low water-cement ratio of concrete, on this basis to further increase the activity of the cementitious material may be less demand for cementitious materials and high strength concrete, therefore, cementitious materials with low water activity required to meet the development trend of concrete. 1.
Journal of Chongqing University, Vol. 28 (2005), p.54
Building materials development guidance, Vol.5(2005)p.23
Journal of Wuhan University of Technology, Vol.27(2005)p.23
Foreign Materials Technology, Vol.27(2006)p7.