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2009 Vol. 39, No. 11
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2009, 39(11): 1-4.
doi: 10.13204/j.gyjz200911001
Abstract:
Ribbed bar for construction has an important ratio in the steel production of China,and a higher requirement of production quality has been put forward with the rapid development of economy.In this paper,the microstructure and mechanical properties h...
Ribbed bar for construction has an important ratio in the steel production of China,and a higher requirement of production quality has been put forward with the rapid development of economy.In this paper,the microstructure and mechanical properties h...
2009, 39(11): 5-8.
doi: 10.13204/j.gyjz200911002
Abstract:
The mechanical properties of hot rolled bars of fine grains(HRBF500) after high temperatures were studied experimentally.Eleven groups(33 specimens)were tested after temperatures of 20,100,200,300,400,500,600,700,800,900,and 1 000 ℃,respectively.The ...
The mechanical properties of hot rolled bars of fine grains(HRBF500) after high temperatures were studied experimentally.Eleven groups(33 specimens)were tested after temperatures of 20,100,200,300,400,500,600,700,800,900,and 1 000 ℃,respectively.The ...
2009, 39(11): 9-12.
doi: 10.13204/j.gyjz200911003
Abstract:
According to the existing process and equipment,the 500 MPa fine graned steel rebar of 20MnSi with ferrite grain size of 5～10 m was successfully developed by adjusting the chemical compositions and new design of deformation parameters of finite roll ...
According to the existing process and equipment,the 500 MPa fine graned steel rebar of 20MnSi with ferrite grain size of 5～10 m was successfully developed by adjusting the chemical compositions and new design of deformation parameters of finite roll ...
2009, 39(11): 13-16,44.
doi: 10.13204/j.gyjz200911004
Abstract:
Based on 42 HRBF500 steel bar specimens pull-out tests,it is investigated that the bond-anchorage properties of HRBF500 steel bars and the main factors influencing the bond capacity between HRBF500 steel bars and concrete.The test results revealed th...
Based on 42 HRBF500 steel bar specimens pull-out tests,it is investigated that the bond-anchorage properties of HRBF500 steel bars and the main factors influencing the bond capacity between HRBF500 steel bars and concrete.The test results revealed th...
2009, 39(11): 17-21.
doi: 10.13204/j.gyjz200911005
Abstract:
Based on the experiments of nine eccentrically loaded columns with HRBF500 steel bars and one eccentrically loaded column with HRB400 steel bars,the load-strain curves of steel bars,strain curves of concrete,as well as the characteristics of failure ...
Based on the experiments of nine eccentrically loaded columns with HRBF500 steel bars and one eccentrically loaded column with HRB400 steel bars,the load-strain curves of steel bars,strain curves of concrete,as well as the characteristics of failure ...
2009, 39(11): 22-25.
doi: 10.13204/j.gyjz200911006
Abstract:
Based on the experiments of nine bias columns with 500MPa fine grain bars and one column with HRB400 bars,it was observed that the test' development of the crack and failure mode.Through the analysis of the experimental results 500MPa Fine-grained bi...
Based on the experiments of nine bias columns with 500MPa fine grain bars and one column with HRB400 bars,it was observed that the test' development of the crack and failure mode.Through the analysis of the experimental results 500MPa Fine-grained bi...
2009, 39(11): 26-28.
doi: 10.13204/j.gyjz200911007
Abstract:
The experiment on 7 columns with HRBF500 under axial load was done,whose failure mode and bearing capacity subjected to different parameters such as concrete strength,ratio of reinforcement and slenderness ratio have been studied.The results show tha...
The experiment on 7 columns with HRBF500 under axial load was done,whose failure mode and bearing capacity subjected to different parameters such as concrete strength,ratio of reinforcement and slenderness ratio have been studied.The results show tha...
2009, 39(11): 29-32.
doi: 10.13204/j.gyjz200911008
Abstract:
Six reinforced concrete beams with surface reinforcement and HRBF500 longitudinal reinforcement were tested to investigate their cracking characteristics,and the effects of surface reinforcement on crack spacing and crack width were analyzed.The test...
Six reinforced concrete beams with surface reinforcement and HRBF500 longitudinal reinforcement were tested to investigate their cracking characteristics,and the effects of surface reinforcement on crack spacing and crack width were analyzed.The test...
2009, 39(11): 33-39.
doi: 10.13204/j.gyjz200911009
Abstract:
In this paper,the material testing of HRBF is firstly taken and its result shows this kind of steel bars posess obvious and sufficient yielding stage and affiliates to a good ductile reinforcing material.Secondly,a total of four specimens of concrete...
In this paper,the material testing of HRBF is firstly taken and its result shows this kind of steel bars posess obvious and sufficient yielding stage and affiliates to a good ductile reinforcing material.Secondly,a total of four specimens of concrete...
2009, 39(11): 40-44.
doi: 10.13204/j.gyjz200911010
Abstract:
In order to quantitatively analyze the aseismatic performance of this kind of beam-column assemblies through whole loading history,the non-linear FE analyses of the cross beam-column specimens were carried out by ANSYS.Compared to the experimental re...
In order to quantitatively analyze the aseismatic performance of this kind of beam-column assemblies through whole loading history,the non-linear FE analyses of the cross beam-column specimens were carried out by ANSYS.Compared to the experimental re...
2009, 39(11): 45-48.
doi: 10.13204/j.gyjz200911011
Abstract:
City plaza has represented more than the original significance to be the compound of complex function serving,city structure construction,city character expression and raising quality of public livings nowadays,and which is further emphasized by the ...
City plaza has represented more than the original significance to be the compound of complex function serving,city structure construction,city character expression and raising quality of public livings nowadays,and which is further emphasized by the ...
2009, 39(11): 49-51.
doi: 10.13204/j.gyjz200911012
Abstract:
Ecology and culture is a prominent campus landscape connotations.Campus ecology landscape must be used in principle of landscape ecology,in accordance with respect for nature,diversity,sustainable development and ecological design principles for the ...
Ecology and culture is a prominent campus landscape connotations.Campus ecology landscape must be used in principle of landscape ecology,in accordance with respect for nature,diversity,sustainable development and ecological design principles for the ...
2009, 39(11): 52-55.
doi: 10.13204/j.gyjz200911013
Abstract:
At present,it is necessary to develop green architecture at present and the development of green architecture needs the suport of all sectors of society.By analyzing the definition of green architecture,the characteristics and the adoption of real pr...
At present,it is necessary to develop green architecture at present and the development of green architecture needs the suport of all sectors of society.By analyzing the definition of green architecture,the characteristics and the adoption of real pr...
2009, 39(11): 56-61.
doi: 10.13204/j.gyjz200911014
Abstract:
The elastic compensation finite element method(ECFEM) is a simple and efficient method of plastic limit analysis,and it is only applicable to a commaterial structure system.An improved algorithm based on ECFEM is proposed by introducing bearing-ratio...
The elastic compensation finite element method(ECFEM) is a simple and efficient method of plastic limit analysis,and it is only applicable to a commaterial structure system.An improved algorithm based on ECFEM is proposed by introducing bearing-ratio...
2009, 39(11): 62-67.
doi: 10.13204/j.gyjz200911015
Abstract:
For the purpose of evaluating and retrofitting of cast-in-situ reinforced concrete frames with little reinforcement at beam ends,tests are performed for 7 reinforced concrete continuous beams with cast-in-situ slabs under vertical static load.The eff...
For the purpose of evaluating and retrofitting of cast-in-situ reinforced concrete frames with little reinforcement at beam ends,tests are performed for 7 reinforced concrete continuous beams with cast-in-situ slabs under vertical static load.The eff...
2009, 39(11): 68-70.
doi: 10.13204/j.gyjz200911016
Abstract:
In order to explore the parameters value range and their determination methods of volume deformation curve of unsaturated soils,the Barcelona model and Wheeler model of unsaturated soils are taken as the research objects,and the different variation l...
In order to explore the parameters value range and their determination methods of volume deformation curve of unsaturated soils,the Barcelona model and Wheeler model of unsaturated soils are taken as the research objects,and the different variation l...
2009, 39(11): 71-75.
doi: 10.13204/j.gyjz200911017
Abstract:
On the basis of a series of indoor tests for unsaturated Nanning expansive soils through creep testing apparatus controlled by shearing force,nonliner rheological characteristics of the expansive soils were researched.The results show that the soil p...
On the basis of a series of indoor tests for unsaturated Nanning expansive soils through creep testing apparatus controlled by shearing force,nonliner rheological characteristics of the expansive soils were researched.The results show that the soil p...
2009, 39(11): 76-80.
doi: 10.13204/j.gyjz200911018
Abstract:
The model tests on series of single-pile,two-pile and four-pile foundations were designed to investigate the relation between bearing capacity and settlement under ultimate load and the load share ratio between soil and pile of the composite pile fou...
The model tests on series of single-pile,two-pile and four-pile foundations were designed to investigate the relation between bearing capacity and settlement under ultimate load and the load share ratio between soil and pile of the composite pile fou...
2009, 39(11): 81-85.
doi: 10.13204/j.gyjz200911019
Abstract:
Based on the design and construction scheme of transfer channel in International Trade Station of Beijing Subway No.10 Line,finite difference method is used to simulate the stress characteristic of existing piles and the displacement law during the e...
Based on the design and construction scheme of transfer channel in International Trade Station of Beijing Subway No.10 Line,finite difference method is used to simulate the stress characteristic of existing piles and the displacement law during the e...
2009, 39(11): 86-89.
doi: 10.13204/j.gyjz200911020
Abstract:
Through the application of the cable-steel roof of Jilin Speed Skating Rink,the construction characteristics of the mast full hinged suspension structure were summarized;full simulative construction analysis process in which error factors of the stee...
Through the application of the cable-steel roof of Jilin Speed Skating Rink,the construction characteristics of the mast full hinged suspension structure were summarized;full simulative construction analysis process in which error factors of the stee...
2009, 39(11): 90-92.
doi: 10.13204/j.gyjz200911021
Abstract:
The monolithic moving test of a nine-story structure model was carried out,and test conclusion was drawn about a linear relationship between the pull force and the structure weight and the roller diameter,and the pull force formula was draw from the ...
The monolithic moving test of a nine-story structure model was carried out,and test conclusion was drawn about a linear relationship between the pull force and the structure weight and the roller diameter,and the pull force formula was draw from the ...
2009, 39(11): 93-99.
doi: 10.13204/j.gyjz200911022
Abstract:
From 1998 to 2008 cable-supported structures(CSS) have been developed immediately and become as a kind of prestress hybrid steel structure system,including one-way CSS,two-way CSS and spatial CSS.The project uses and state-of-arts of two-way CSS and ...
From 1998 to 2008 cable-supported structures(CSS) have been developed immediately and become as a kind of prestress hybrid steel structure system,including one-way CSS,two-way CSS and spatial CSS.The project uses and state-of-arts of two-way CSS and ...
2009, 39(11): 100-103.
doi: 10.13204/j.gyjz200911023
Abstract:
Based on the research on the joints and whole frame seismic performances of precast comcrete structures both at home and abroad,and combined with the test and analyses of new type of connection of concrete frame structuresprestressed assembling frame...
Based on the research on the joints and whole frame seismic performances of precast comcrete structures both at home and abroad,and combined with the test and analyses of new type of connection of concrete frame structuresprestressed assembling frame...
2009, 39(11): 104-107.
doi: 10.13204/j.gyjz200911024
Abstract:
Based on characteristics of L-shaped short composite column of concrete-filled square steel tubes(LCSC),research on calculation method and ultimate load-carrying capacity under axial compression for the special-shaped column is done by three methods:...
Based on characteristics of L-shaped short composite column of concrete-filled square steel tubes(LCSC),research on calculation method and ultimate load-carrying capacity under axial compression for the special-shaped column is done by three methods:...
2009, 39(11): 108-112.
doi: 10.13204/j.gyjz200911025
Abstract:
Experiment on bearing capacity of 48 Q460 high strength angle steel for compression members attached by one leg was carried out,the results of mechanical behavior and deformation for specimens were analyzed.The experiment result shows: the bending de...
Experiment on bearing capacity of 48 Q460 high strength angle steel for compression members attached by one leg was carried out,the results of mechanical behavior and deformation for specimens were analyzed.The experiment result shows: the bending de...
TEST & ANALYSIS OF IN-PLANE FLEXURAL BEHAVIORS OF STRENGTHENED GLASS RIBS FOR ALL-GLASS CURTAIN WALL
2009, 39(11): 113-117.
doi: 10.13204/j.gyjz200911026
Abstract:
Nine simply supported glass ribs are tested under in-plane bending,among which,three ribs are strengthened with tempered glass sheets and three ribs are strengthened with stainless steel sheets.The failure modes and the mechanical behaviors of the ri...
Nine simply supported glass ribs are tested under in-plane bending,among which,three ribs are strengthened with tempered glass sheets and three ribs are strengthened with stainless steel sheets.The failure modes and the mechanical behaviors of the ri...
2009, 39(11): 118-121.
doi: 10.13204/j.gyjz200911027
Abstract:
This paper presents the seismic retrofit of a 4-story reinforced concrete frame with buckling-restrained braces(BRB),including comparison the seismic effects between the original structure and the retrofitted structure using response spectra analysis...
This paper presents the seismic retrofit of a 4-story reinforced concrete frame with buckling-restrained braces(BRB),including comparison the seismic effects between the original structure and the retrofitted structure using response spectra analysis...
2009, 39(11): 122-125.
doi: 10.13204/j.gyjz200911028
Abstract:
Adopting the FEM,calculation and analysis have been undergone for ground vertical deformation,shear force within foundation slab and distribution of bending moment on the basis of four modes that are raft on the natural foundation of existing buildin...
Adopting the FEM,calculation and analysis have been undergone for ground vertical deformation,shear force within foundation slab and distribution of bending moment on the basis of four modes that are raft on the natural foundation of existing buildin...
2009, 39(11): 126-128.
doi: 10.13204/j.gyjz200911029
Abstract:
It was explored a new design and construction method of the corbel between the old column and the new beam for a reform project in Beijing.Each ascendancy of the anchoring and pre-stressing technology was applied in this project.The experience of the...
It was explored a new design and construction method of the corbel between the old column and the new beam for a reform project in Beijing.Each ascendancy of the anchoring and pre-stressing technology was applied in this project.The experience of the...
2009, 39(11): 129-131.
doi: 10.13204/j.gyjz200911030
Abstract:
This thesis is mainly dicussing about the design of the new-type and diversified gymnasium with intensive function and three dimensional combination,through associating with the practice of the project of the gymnasium of Changsha Helong Sports Schoo...
This thesis is mainly dicussing about the design of the new-type and diversified gymnasium with intensive function and three dimensional combination,through associating with the practice of the project of the gymnasium of Changsha Helong Sports Schoo...
2009, 39(11): 132-136,89.
doi: 10.13204/j.gyjz200911031
Abstract:
According to the condition of the natatorium with double-floor swimming pools in Harbin Institute of Technology,the standards for controlling crack and deformation of prestressed frame supporting the match pool is given.The process of arranging prest...
According to the condition of the natatorium with double-floor swimming pools in Harbin Institute of Technology,the standards for controlling crack and deformation of prestressed frame supporting the match pool is given.The process of arranging prest...
