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Online since: September 2011
Authors: Da Yong Cheng, Yi Ding, Shan Qi Zeng
If the stiffness is stronger, the sucker does not suck up the carton smoothly, mechanical dry run, at same time, all aspects can not meet effectively.
The Properties of Carton As packaging materials, paper and cardboard packaging should have all kinds usability of packaging, in which bending and compression properties are important index in producing packaging cartons.
The stiffness, that is used to measure the strength properties of board [2], is the bending moment that said to mN.m(g.cm)under certain conditions, the bending width is 38mm , length is 70 mm, and the angle is 15°.
At same time, the height of the carton should be as small as possible without affecting the contents.
Tab2 Parameter numbers for solving the diameter of the suction Suction Factor of Safety Vacuum Degree Numbers of suker Friction W=Fc/kg S Pu/bar n u 4.39 2.5 0.6 1 0.5 The numbers are substituted to obtain d, d = 4.79cm.
The Properties of Carton As packaging materials, paper and cardboard packaging should have all kinds usability of packaging, in which bending and compression properties are important index in producing packaging cartons.
The stiffness, that is used to measure the strength properties of board [2], is the bending moment that said to mN.m(g.cm)under certain conditions, the bending width is 38mm , length is 70 mm, and the angle is 15°.
At same time, the height of the carton should be as small as possible without affecting the contents.
Tab2 Parameter numbers for solving the diameter of the suction Suction Factor of Safety Vacuum Degree Numbers of suker Friction W=Fc/kg S Pu/bar n u 4.39 2.5 0.6 1 0.5 The numbers are substituted to obtain d, d = 4.79cm.
Online since: October 2010
Authors: Stefano Podestà, Sonia Parodi
On the
one hand the physiological deterioration can cause architectonical elements significant compromise
for the natural decay of the mechanical properties of the materials.
In order to consider the knowledge level, the mechanical properties of the masonry have been subdivided for a confidence factor FC, assumed, in this case, equal to 1.21.
The reduction of the confidence factor (from 1.21 to 1) determines new values of safety indices equal to: IS,LLS = 0.76 e fa,LLS = 0.91.
In order to put in evidence the importance of the knowledge phase, the seismic evaluation through the simplified model previously used, has been calculated varying the values of the masonry mechanical properties.
In this specific case the masonry quality does not affect only the mechanical strength but, the definition of the transversal connection level between the different curtains could allow a final judge of the structural safety more reliable.
In order to consider the knowledge level, the mechanical properties of the masonry have been subdivided for a confidence factor FC, assumed, in this case, equal to 1.21.
The reduction of the confidence factor (from 1.21 to 1) determines new values of safety indices equal to: IS,LLS = 0.76 e fa,LLS = 0.91.
In order to put in evidence the importance of the knowledge phase, the seismic evaluation through the simplified model previously used, has been calculated varying the values of the masonry mechanical properties.
In this specific case the masonry quality does not affect only the mechanical strength but, the definition of the transversal connection level between the different curtains could allow a final judge of the structural safety more reliable.
Online since: December 2018
Authors: Galina G. Maier, Il'ya V. Ratochka, Anastasiya Fortuna, Gennady Zakharov, Sergey V. Astafurov, Ivan P. Mishin, Eugene V. Melnikov, Valentina A. Moskvina, Elena G. Astafurova
Introduction
Hydrogen embrittlement (HE) of austenitic steels depends on a wide range of factors such as stacking-fault energy (SFE), the chemical and phase composition of the steels.
Influence of hydrogen-charging on tensile properties and fracture mechanism of the steels.
Hydrogen-associated decrease in deforming stresses in steels with ultrafine-grained structure can be caused by several factors.
Astafurova, Influence of rolling temperature on structure, phase composition and mechanical properties of austenitic steel Fe–17Сr–13Ni–3Mo, AIP Conf.
Tyumentsev, Effect of thermomechanical treatment on structural-phase states and mechanical properties of metastable austenitic steel, AIP Conf.
Influence of hydrogen-charging on tensile properties and fracture mechanism of the steels.
Hydrogen-associated decrease in deforming stresses in steels with ultrafine-grained structure can be caused by several factors.
Astafurova, Influence of rolling temperature on structure, phase composition and mechanical properties of austenitic steel Fe–17Сr–13Ni–3Mo, AIP Conf.
Tyumentsev, Effect of thermomechanical treatment on structural-phase states and mechanical properties of metastable austenitic steel, AIP Conf.
Online since: November 2012
Authors: Guo Min Zhang, Sujeeva Setunge, Ibrahim Mosly, Xiao Hua Jin
Wind
Wind turbines (WT)
Wind turbines operate by converting kinetic energy from the wind into mechanical energy using its rotor.
After that, the mechanical energy is converted into electrical energy by its electrical generator (Hau, 2006).
These risk factors can be grouped into two main types, generic and specific.
Chun,, Factors affecting the implementation of green specifications in construction, Journal of Environmental Management, 3 (2010) 654-661
Yang, Factors influencing the implementation of the raised floor system in Australian office buildings, Construction Management and Economics, 5 (2006) 529 – 543
After that, the mechanical energy is converted into electrical energy by its electrical generator (Hau, 2006).
These risk factors can be grouped into two main types, generic and specific.
Chun,, Factors affecting the implementation of green specifications in construction, Journal of Environmental Management, 3 (2010) 654-661
Yang, Factors influencing the implementation of the raised floor system in Australian office buildings, Construction Management and Economics, 5 (2006) 529 – 543
Online since: June 2012
Authors: Pei Jie Wang, Li Sheng Zhang, Yan Fang, Tian Yu Xia
It was found that the substrate exhibits strong enhancement properties due to the surface plasma resonance(SPR) of highly ordered silver nanowire arrays.
Introduction Ordered nanostructure materials have attracted much attention because of their unique properties comparing with block and disorder nanostructure materials.
The characteristics of silver nanowire arrays assisted by AAO template were also discussed by SPR properties of the silver nanowires.
Notably, we have explored its strong enhancement properties of SERS by estimating enhancement factor for the silver nanowires substrate.
Then, the aluminum foils were annealed at 450°C for 4h to remove the inner mechanical stress.
Introduction Ordered nanostructure materials have attracted much attention because of their unique properties comparing with block and disorder nanostructure materials.
The characteristics of silver nanowire arrays assisted by AAO template were also discussed by SPR properties of the silver nanowires.
Notably, we have explored its strong enhancement properties of SERS by estimating enhancement factor for the silver nanowires substrate.
Then, the aluminum foils were annealed at 450°C for 4h to remove the inner mechanical stress.
Online since: August 2015
Authors: R.D. Knutsen, V.N. Vilane, J.E. Westraadt
Tensile ductility was affected by the nature of phase and morphology evolution in which dissolved hydrogen played a key role.
Introduction This study falls within the ongoing initiative to improve Ti-6Al-4V mechanical properties by engineering its microstructure.
Notwithstanding acicular morphology, the severe embrittlement in THP-MD is also attributed to other factors pertinent to this argument.
· The combined effect of morphology and phase evolution affects the tensile properties.
Luppo, Microstructure and tensile properties after thermohydrogen processing of Ti-6Al-4V, J.
Introduction This study falls within the ongoing initiative to improve Ti-6Al-4V mechanical properties by engineering its microstructure.
Notwithstanding acicular morphology, the severe embrittlement in THP-MD is also attributed to other factors pertinent to this argument.
· The combined effect of morphology and phase evolution affects the tensile properties.
Luppo, Microstructure and tensile properties after thermohydrogen processing of Ti-6Al-4V, J.
Online since: May 2012
Authors: Jing Zhi Tian, Yong Jie Zheng, Dan Hui Wang
MWCNTs are known to possess properties that are quite different.
So they have been aroused widespread concern for their high aspect ratios, excellent electrical and mechanical properties.
Temperature is not only influence gas-liquid distribution, but also affects the gas-solid distribution.
Conclusions The new PEG/MWCNTs fibers was prepared base on excellent adsorption and high temperature resistant properties of multi-walled carbon nanotubes.The optimal conditions of the new PEG/MWCNTs fibers for SPME was chosen.
Meanwhile, the properties of PEG/MWCNTsSPME fiber were compared with PEG fiber.
So they have been aroused widespread concern for their high aspect ratios, excellent electrical and mechanical properties.
Temperature is not only influence gas-liquid distribution, but also affects the gas-solid distribution.
Conclusions The new PEG/MWCNTs fibers was prepared base on excellent adsorption and high temperature resistant properties of multi-walled carbon nanotubes.The optimal conditions of the new PEG/MWCNTs fibers for SPME was chosen.
Meanwhile, the properties of PEG/MWCNTsSPME fiber were compared with PEG fiber.
Online since: August 2014
Authors: Elham Naghashzargar, Mostafa Ghiasi, Dariush Semnani
In addition to acceptable mechanical properties that can be improved by texturing process, the surface topography is a crucial factor for cell survival in synthetic extra cellular matrix (ECM) which affects cell behavior including cell attachment, cell proliferation, as well as cell differentiation [9].
The main reasons to use silk fibroin in biomedical application are distinctive biological properties including good biocompatibility, slow biodegradability and perfect mechanical properties [16].
Mechanical Properties Behavior.
Mechanical properties of triple samples including no-textured silk yarn, textured silk yarn and nano-coated textured silk yarn.
Texturing and coating methods can be used to improve morphological and mechanical properties by changing the structure.
The main reasons to use silk fibroin in biomedical application are distinctive biological properties including good biocompatibility, slow biodegradability and perfect mechanical properties [16].
Mechanical Properties Behavior.
Mechanical properties of triple samples including no-textured silk yarn, textured silk yarn and nano-coated textured silk yarn.
Texturing and coating methods can be used to improve morphological and mechanical properties by changing the structure.
Online since: August 2019
Authors: Tatjana E. Slizneva, Alla G. Sokolova, Marina A. Akulova, Pavel Razgovorov
Results and Discussion
Impact of MMA on physical and mechanical properties of modified concretes.
The table 1 provides the comparative analysis of physical and mechanical properties of cement stone.
Thus, application of MMA facilitates not only lowering pore volume, but also equalization of pore-size distribution for the factors of specific surface area and pore volume and therefore, leading to increase in strength properties and freeze-thaw resistance of material.
Khorshidi, Improving Mechanical Properties of High Strength Concrete by Magnetic Water Technology, Civil Engineering, 17 (2010) 74-79
Application of methods of re-milling cement and magnetizising of water for improvement of electrical and mechanical properties of concretes, J.
The table 1 provides the comparative analysis of physical and mechanical properties of cement stone.
Thus, application of MMA facilitates not only lowering pore volume, but also equalization of pore-size distribution for the factors of specific surface area and pore volume and therefore, leading to increase in strength properties and freeze-thaw resistance of material.
Khorshidi, Improving Mechanical Properties of High Strength Concrete by Magnetic Water Technology, Civil Engineering, 17 (2010) 74-79
Application of methods of re-milling cement and magnetizising of water for improvement of electrical and mechanical properties of concretes, J.
Online since: October 2013
Authors: Ivan Mrkvica, Miroslav Janoš
Inconel 718 is tough and highly temperature resistive material, which is used due to its excellent properties especially in aggressive corrosive medium.
Introduction Nickel-based superalloys are widely used in aerospace applications due their excellent mechanical properties maintained at high temperature and their corrosion resistance.
Tool wear strongly influences production costs and affect surface integrity of the tool [3].
Cutting tool selection is an important factor when machining Ni based alloys.
Mechanical properties: Rm = 1240 MPa, HRC=36 [8].
Introduction Nickel-based superalloys are widely used in aerospace applications due their excellent mechanical properties maintained at high temperature and their corrosion resistance.
Tool wear strongly influences production costs and affect surface integrity of the tool [3].
Cutting tool selection is an important factor when machining Ni based alloys.
Mechanical properties: Rm = 1240 MPa, HRC=36 [8].