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Online since: September 2013
Authors: Guo You Li, Chun Yao Tian
Fig.3 The structure of ethylene plant 3D simulation model
There are three stages in developing ethylene plant 3D simulation model:
(1) Design and modeling of visual scene
(2) 3D model decals and render
(3) VRP interaction design and the formation of executable file
Virtual scene is constructed through collecting related material (model, picture, planning graph, working plan etc.).
For better reproduction of the material characteristics of the device, the shooting field devices to the material picture texture maps.
Chemical Engineering Science, 2011, 66(8): 1600-1611
Journal of Chemical Industry and Engineering, 2011, 62(8): 2372-2375.
For better reproduction of the material characteristics of the device, the shooting field devices to the material picture texture maps.
Chemical Engineering Science, 2011, 66(8): 1600-1611
Journal of Chemical Industry and Engineering, 2011, 62(8): 2372-2375.
Online since: August 2013
Authors: Cui Wei, Bao Xue Shan, Lu Chao Liu
The profile of pile-anchor retaining system is shown in Fig.1.
3 Brief Introduction of the Model
Material Properties.
References [1] Huang Qiang, Deep Foundation Pit Support Engineering Design Technology (in Chinese) [M], China Building Materials Press, 1999: 22-25
Institute of Rock and Soil Mechanics, Chinese Academy of Sciences 1998: 7-8
Chinese Journal of Geotechnical Engineering, 1998,20 (2): 74-78.
References [1] Huang Qiang, Deep Foundation Pit Support Engineering Design Technology (in Chinese) [M], China Building Materials Press, 1999: 22-25
Institute of Rock and Soil Mechanics, Chinese Academy of Sciences 1998: 7-8
Chinese Journal of Geotechnical Engineering, 1998,20 (2): 74-78.
Online since: October 2008
Authors: Wei Zhou
Inner Force Analysis of Two Typical Frames with Vertical Displacement
Wei Zhou 1,2
1.School of Material Science and Engineering, 2.
According to the equilibrium condition of support reaction of the additional chain-pole, i.e., the sum of all additional chain-poles is zero, the equation of the basic structure shown in Fig.2(a) is determined as: =++ =++ 0Rrr 0Rrr p2222121 p1212111 ZZ ZZ (1) In the same way, basic equations of n vertical unknown displacements can be obtained (3) Use moment redistribution method to calculate basic structure Linear rigidity of each rod of the framework can be determined according to beam column layout, material, section shape and size of the framework.
Redistribution coefficients of moment of the basic structure is determined on the basis of the component section, material, and calculation length of the added structure, as is shown in Fig.6. and then external load as well as bending moment of the basic structure under unit vertical displacement of the two chain-poles can be obtained through moment redistribution and transmission, as is shown in Fig.7.
Journal of Gongyejianzhu. 2005, 35(4): 1~5+9 [4] ACI Committee 318.
According to the equilibrium condition of support reaction of the additional chain-pole, i.e., the sum of all additional chain-poles is zero, the equation of the basic structure shown in Fig.2(a) is determined as: =++ =++ 0Rrr 0Rrr p2222121 p1212111 ZZ ZZ (1) In the same way, basic equations of n vertical unknown displacements can be obtained (3) Use moment redistribution method to calculate basic structure Linear rigidity of each rod of the framework can be determined according to beam column layout, material, section shape and size of the framework.
Redistribution coefficients of moment of the basic structure is determined on the basis of the component section, material, and calculation length of the added structure, as is shown in Fig.6. and then external load as well as bending moment of the basic structure under unit vertical displacement of the two chain-poles can be obtained through moment redistribution and transmission, as is shown in Fig.7.
Journal of Gongyejianzhu. 2005, 35(4): 1~5+9 [4] ACI Committee 318.
Online since: December 2006
Authors: Ji Chang Yang, Zhi Yong Ling, Jian Ning Ding, Yong Liu, Zhi Wen Zhuang, Zhen Fan, Ping Yang
Experimental Study of Micro-flowing Characteristics of Liquid Transport
in Round Micro-channels
Zhiyong Ling1,a , Jichang Yang1 , Jianning Ding1 , Yong Liu1 , Zhiwen Zhuang1 ,
Zhen Fan
1 and Ping Yang1
1
Micro/Nano Science & Technology Center, Jiangsu University, Zhenjiang 212013, China
a
zhyling@ujs.edu.cn
Key words: Micro-channel, Distilled water, Silicon oil, Flowing characteristic
Abstract.
Moreover, the micro-flowing devices can be applied to other fields such as the cooling of electronic circuits and semiconductor laser apparatus, spaceflight and avigation, material, medical treatment, chemical industry, environmental protection, medicine preparation.
Experiments of the Liquid Flow in the Round Micro-channel Test Materials.
Nagayama: Journal of Japan Society of Precision Engineering, Vol.59(1993), pp.399
Moreover, the micro-flowing devices can be applied to other fields such as the cooling of electronic circuits and semiconductor laser apparatus, spaceflight and avigation, material, medical treatment, chemical industry, environmental protection, medicine preparation.
Experiments of the Liquid Flow in the Round Micro-channel Test Materials.
Nagayama: Journal of Japan Society of Precision Engineering, Vol.59(1993), pp.399
Online since: February 2011
Authors: Yong Gan, Jing Ru Zhong, Du Fen Gan
But both of the two methods have high cost, the size of the entity is limited, the measure precision is low, particularly the material of tested entity is limited ,they can not measure metal materials used in the engineering field.
Acknowledgements This work was financially supported by the National Natural Science Foundation (50965005) and Scientific Research Project of Guangxi Education office (200911MS81).
Beijing Institute of Machinery Industry Journal, Vol16,No.2,2001.6:32~36.
Acknowledgements This work was financially supported by the National Natural Science Foundation (50965005) and Scientific Research Project of Guangxi Education office (200911MS81).
Beijing Institute of Machinery Industry Journal, Vol16,No.2,2001.6:32~36.
Online since: May 2012
Authors: Yun Yun Fan, En Zhi Wang, Chuan Tang
When a certain material parameter is varied, other parameters are still valued according to Table 1.
When the geomembrane permeability coefficient is less than 1×1×10-9cm/s~1×10-10cm/s, the two trends are not obvious, so the selected permeability coefficients of geomembrane materials should be at least 1×10-9cm/s, in order to achieve the purpose of seepage control with general considerations.
(In Chinese) [3] Kezhen Qiu and Shuifang Yang: Public Communication of Science & Technology Vol. 2 (2010), p. 153 (In Chinese) [4] Qingbing Mo, Jianxin Wang and Sijing Wang: Geotechnical Investigation & Surveying Vol. 39 (2011), p. 33 (In Chinese) [5] Enzhi Wang, Qifeng Lu and Xiong Sun: Water Resources and Hydropower Engineering Vol. 41 (1999), p. 25 (In Chinese) [6] Enzhi Wang, Qifeng Lu and Taihua Yang: Journal of Engineering Geology Vol. 8(2000), p. 471 (In Chinese)
When the geomembrane permeability coefficient is less than 1×1×10-9cm/s~1×10-10cm/s, the two trends are not obvious, so the selected permeability coefficients of geomembrane materials should be at least 1×10-9cm/s, in order to achieve the purpose of seepage control with general considerations.
(In Chinese) [3] Kezhen Qiu and Shuifang Yang: Public Communication of Science & Technology Vol. 2 (2010), p. 153 (In Chinese) [4] Qingbing Mo, Jianxin Wang and Sijing Wang: Geotechnical Investigation & Surveying Vol. 39 (2011), p. 33 (In Chinese) [5] Enzhi Wang, Qifeng Lu and Xiong Sun: Water Resources and Hydropower Engineering Vol. 41 (1999), p. 25 (In Chinese) [6] Enzhi Wang, Qifeng Lu and Taihua Yang: Journal of Engineering Geology Vol. 8(2000), p. 471 (In Chinese)
Online since: December 2014
Authors: Yue Li, Hong Wei Li
The Paris urban construction, going for the concept of slow city, innovative protection and development of material culture, successfully shaped the city image of the classicism and fashion.
This way of cultural preservation provides the experience, which is for the inheritance and spread of the traditional culture, for our country to reference, and that is a kind of “slow city” spread mode that material culture and non-material culture are well preserved with combination of innovation development, being traditional and contemporary.
Knox: Slow Cities: Sustainable Places in a Fast World. in: Journal of Urban Affairs, (2006): 321-334
In: Social Sciences in Nanjing (2006).
This way of cultural preservation provides the experience, which is for the inheritance and spread of the traditional culture, for our country to reference, and that is a kind of “slow city” spread mode that material culture and non-material culture are well preserved with combination of innovation development, being traditional and contemporary.
Knox: Slow Cities: Sustainable Places in a Fast World. in: Journal of Urban Affairs, (2006): 321-334
In: Social Sciences in Nanjing (2006).
Online since: June 2014
Authors: Dana Sitányiová, Juraj Mužík
The soil material was modeled using standard Mohr-Coulomb elasto-plastic model with parameters described in Table 1.
Table 1 Soil parameters used in the numerical example [7] Soil parameter Value γ – volumetric weight 18 [kNm-3] E – Young modulus 5000 [kPa] ν – Poisson ratio 0.3 [-] φ – internal friction angle 23 [°] c – cohesion 10 [kPa] ψ – dilatation angle 0 [°] Fig.2 Soil foundation geometry and dimensions (in meters) with strip load q=500 [kPa] Fig.3 Nodal arrangements and displacement vectors computed using MLPG The process of simulation is typical for any analysis of problems of material nonlinearity.
Computer Modeling in Engineering & Sciences., pp. 463-476, 2001
In: Civil and environmental engineering scientific technical journal. - ISSN 1336-5835. - Vol. 8, No. 1 2012, Žilina, pp. 13-17
[7] Masarovicova S., Testing of rockfill material for soil structures design, In: Theoretical foundation of civil engineering : XXI Russian - Slovak - Polish Seminar : Moscow - Arkhangelsk, 2012. - Warszawa: Politechnika Warszawska, 2012. - ISBN 978-83-7814-021-4., pp. 441-446.
Table 1 Soil parameters used in the numerical example [7] Soil parameter Value γ – volumetric weight 18 [kNm-3] E – Young modulus 5000 [kPa] ν – Poisson ratio 0.3 [-] φ – internal friction angle 23 [°] c – cohesion 10 [kPa] ψ – dilatation angle 0 [°] Fig.2 Soil foundation geometry and dimensions (in meters) with strip load q=500 [kPa] Fig.3 Nodal arrangements and displacement vectors computed using MLPG The process of simulation is typical for any analysis of problems of material nonlinearity.
Computer Modeling in Engineering & Sciences., pp. 463-476, 2001
In: Civil and environmental engineering scientific technical journal. - ISSN 1336-5835. - Vol. 8, No. 1 2012, Žilina, pp. 13-17
[7] Masarovicova S., Testing of rockfill material for soil structures design, In: Theoretical foundation of civil engineering : XXI Russian - Slovak - Polish Seminar : Moscow - Arkhangelsk, 2012. - Warszawa: Politechnika Warszawska, 2012. - ISBN 978-83-7814-021-4., pp. 441-446.
Online since: December 2010
Authors: De Jian Shen, Ling Song, Cong Bin Huang, Sen Qiu
The column cross-section is 400mm×400mm×16mm, and the steel material is Q345.
The beam L-A, L-B and L-E are H-shape beam and the steel material is Q345.
(a) Skeleton curve of concrete (b) Skeleton curve of steel Fig. 4 The stress-strain curve of material The model for the nonlinear viscous damper is shown in Eq. (1).
Acknowledgements Project supported by the National Natural Science Foundation of China (NO.51008113) and Central fund for scientific research business.
[5] Zhihua Huang, Xilin Lu , Ying Zhou and Yi Bo: JOURNAL OF TONGJI UNIVERSITY (NATURALSCIENCE), Vol. 38 (2010), p. 170 (In Chinese)
The beam L-A, L-B and L-E are H-shape beam and the steel material is Q345.
(a) Skeleton curve of concrete (b) Skeleton curve of steel Fig. 4 The stress-strain curve of material The model for the nonlinear viscous damper is shown in Eq. (1).
Acknowledgements Project supported by the National Natural Science Foundation of China (NO.51008113) and Central fund for scientific research business.
[5] Zhihua Huang, Xilin Lu , Ying Zhou and Yi Bo: JOURNAL OF TONGJI UNIVERSITY (NATURALSCIENCE), Vol. 38 (2010), p. 170 (In Chinese)
Online since: January 2014
Authors: Jia Lin Cao, Fang Ran Zhao, Ning Wang
The engineering practice has showed that local cavity can easily occurred for the falling of caulking material of the concrete pavement, so the void of the plate joint has became the main factor in the damage of concrete pavement.
After determining the main affecting factors, the paper has detailed analysis for all the factors through ANSYS finite element, so as to determine the parameters of all the materials required to adapt the void. 3 The analysis of the main factors for the pavement deflection with void To further analyze the main factors on the concrete pavement panel deflection effect for further, the following will be a detailed analysis about the top of the base reaction modulus, coefficient of pavement, the elastic modulus of plate, dowel bar spacing factor, trying to get to meet the road surface deflection requirements which is needed by pavement and foundation-specific requirements
The influence of load stress of the airport cement concrete slab for the panel [R] Journal of Tongji University, 2010
Highway Traffic Science and Technology, 2007
After determining the main affecting factors, the paper has detailed analysis for all the factors through ANSYS finite element, so as to determine the parameters of all the materials required to adapt the void. 3 The analysis of the main factors for the pavement deflection with void To further analyze the main factors on the concrete pavement panel deflection effect for further, the following will be a detailed analysis about the top of the base reaction modulus, coefficient of pavement, the elastic modulus of plate, dowel bar spacing factor, trying to get to meet the road surface deflection requirements which is needed by pavement and foundation-specific requirements
The influence of load stress of the airport cement concrete slab for the panel [R] Journal of Tongji University, 2010
Highway Traffic Science and Technology, 2007