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2024 Vol. 54, No. 7
Display Method:
2024, 54(7): 1-12.
doi: 10.3724/j.gyjzG23071702
Abstract:
The mechanical properties of concrete-filled double-skin steel tubular columns stiffened with perforated steel plates was studied. The finite element model was established by ABAQUS software. On the basis of verifying the reliability of the model, th...
The mechanical properties of concrete-filled double-skin steel tubular columns stiffened with perforated steel plates was studied. The finite element model was established by ABAQUS software. On the basis of verifying the reliability of the model, th...
2024, 54(7): 13-22.
doi: 10.3724/j.gyjzG22102805
Abstract:
A connection method of lengthening the steel tube of concrete-filled double-skin circular steel tube by inner lining tube and threaded connection has been proposed. Taking the length, depth and position of the thread as the basic parameters, 12 concr...
A connection method of lengthening the steel tube of concrete-filled double-skin circular steel tube by inner lining tube and threaded connection has been proposed. Taking the length, depth and position of the thread as the basic parameters, 12 concr...
2024, 54(7): 23-38.
doi: 10.3724/j.gyjzG23072403
Abstract:
A connection joint of concrete-filled double-skin steel tube (CFDST) with through flange stiffeners has been proposed, which effectively reduces construction risks while ensuring the strength and stiffness of the joints. Full-scale specimens were sub...
A connection joint of concrete-filled double-skin steel tube (CFDST) with through flange stiffeners has been proposed, which effectively reduces construction risks while ensuring the strength and stiffness of the joints. Full-scale specimens were sub...
2024, 54(7): 39-49.
doi: 10.3724/j.gyjzG23042902
Abstract:
At present, the application of PEC columns in practical engineering is becoming more and more widespread. Compared with H-shaped steel PEC columns, the bearing capacity of Ya-shaped steel PEC columns is improved while combining the advantages of stee...
At present, the application of PEC columns in practical engineering is becoming more and more widespread. Compared with H-shaped steel PEC columns, the bearing capacity of Ya-shaped steel PEC columns is improved while combining the advantages of stee...
2024, 54(7): 50-61.
doi: 10.13204/j.gyjzG22101204
Abstract:
The seismic performence of ten reinforced self-stressing steel slag concrete columns confined with circular steel tubes and four reinforced steel slag concrete columns confined with circular tubes under quasi-static loading were tested. The effects o...
The seismic performence of ten reinforced self-stressing steel slag concrete columns confined with circular steel tubes and four reinforced steel slag concrete columns confined with circular tubes under quasi-static loading were tested. The effects o...
2024, 54(7): 62-68.
doi: 10.3724/j.gyjzG23010801
Abstract:
The bamboo winding composite pipe is a new type of environmentally-friendly material independently developed in China. In order to study the reinforced thin-walled circular steel tube composite structures, axial compression tests were conducted on th...
The bamboo winding composite pipe is a new type of environmentally-friendly material independently developed in China. In order to study the reinforced thin-walled circular steel tube composite structures, axial compression tests were conducted on th...
2024, 54(7): 69-77.
doi: 10.3724/j.gyjzG23112009
Abstract:
The steel-bamboo composite double-chamber box beam is a composite beam made of cold-formed thin-walled steel and restructured bamboo bonded through structural adhesive. The two materials jointly bear stress and coordinate deformation, and have excell...
The steel-bamboo composite double-chamber box beam is a composite beam made of cold-formed thin-walled steel and restructured bamboo bonded through structural adhesive. The two materials jointly bear stress and coordinate deformation, and have excell...
2024, 54(7): 78-84.
doi: 10.3724/j.gyjzG23031806
Abstract:
In order to study the seismic performance of PC beam-column joints connected with section steel, the general finite element analysis software was used to analyze the seismic performance indexes such as hysteretic curves and skeleton curves of PC beam...
In order to study the seismic performance of PC beam-column joints connected with section steel, the general finite element analysis software was used to analyze the seismic performance indexes such as hysteretic curves and skeleton curves of PC beam...
2024, 54(7): 85-94.
doi: 10.13204/j.gyjzG23022602
Abstract:
To study the reliable connection between the steel beam and the composite floor in the prefabricated staggered truss structure system, the paper proposed a joint connection form in which the hollow composite floor and the steel beam formed a composit...
To study the reliable connection between the steel beam and the composite floor in the prefabricated staggered truss structure system, the paper proposed a joint connection form in which the hollow composite floor and the steel beam formed a composit...
2024, 54(7): 95-104.
doi: 10.3724/j.gyjzG22101505
Abstract:
Comparing the policy evolution, plot texture and utilization during regeneration of Yanaka in Tokyo and Wudaoying in Beijing, the similarities and differences of the two urban historic conservation neighborhoods were summarized, which could provide i...
Comparing the policy evolution, plot texture and utilization during regeneration of Yanaka in Tokyo and Wudaoying in Beijing, the similarities and differences of the two urban historic conservation neighborhoods were summarized, which could provide i...
2024, 54(7): 105-112.
doi: 10.3724/j.gyjzG23083025
Abstract:
Taking Chongqing Yidu Power Plant as an example, the paper studied the protection and renewal methods of hydropower industrial heritage from the perspective of scenario theory, and discussed the scenario-based protection and renewal strategy of hydro...
Taking Chongqing Yidu Power Plant as an example, the paper studied the protection and renewal methods of hydropower industrial heritage from the perspective of scenario theory, and discussed the scenario-based protection and renewal strategy of hydro...
2024, 54(7): 113-119.
doi: 10.3724/j.gyjzG22010422
Abstract:
As an environmental foundation for the formation and evolution of traditional villages,landscape space is an important place for its sustainable development,and it is also one of the important aspects to be considered in current protection planning a...
As an environmental foundation for the formation and evolution of traditional villages,landscape space is an important place for its sustainable development,and it is also one of the important aspects to be considered in current protection planning a...
2024, 54(7): 120-127.
doi: 10.3724/j.gyjzG23050607
Abstract:
Downbursts are extremely destructive weather events that can cause massive damage to buildings. In order to investigate the influence of downburst on the roof of long-span structures, CFD was used to conduct numerical simulations, and Jining North Ra...
Downbursts are extremely destructive weather events that can cause massive damage to buildings. In order to investigate the influence of downburst on the roof of long-span structures, CFD was used to conduct numerical simulations, and Jining North Ra...
2024, 54(7): 128-137.
doi: 10.3724/j.gyjzG21091704
Abstract:
In the high-strength steel frame with Y-shaped eccentrically braces, the energy-consuming beam, which called links, are arranged vertically, and the frame beams are two independent members, so the cross-sectional design is more flexible, and the plas...
In the high-strength steel frame with Y-shaped eccentrically braces, the energy-consuming beam, which called links, are arranged vertically, and the frame beams are two independent members, so the cross-sectional design is more flexible, and the plas...
2024, 54(7): 138-146.
doi: 10.3724/j.gyjzG21110115
Abstract:
In order to study the influence of weak angle steel on the seismic performance of beam-column joints with reinforced webs connected with fully bloted doble-angle steel and the post-earthquake repair level of such joints, two full-scale joint specimen...
In order to study the influence of weak angle steel on the seismic performance of beam-column joints with reinforced webs connected with fully bloted doble-angle steel and the post-earthquake repair level of such joints, two full-scale joint specimen...
2024, 54(7): 147-152.
doi: 10.3724/j.gyjzG22081013
Abstract:
Bolt-sphere joints have been widely used in space grid structures to connect members and transfer loads, because of the advantages of clear force and simple installation. However, corrosion is one of the important factors that affect the service life...
Bolt-sphere joints have been widely used in space grid structures to connect members and transfer loads, because of the advantages of clear force and simple installation. However, corrosion is one of the important factors that affect the service life...
2024, 54(7): 153-158.
doi: 10.3724/j.gyjzG21102208
Abstract:
The validity of the finite element model was verified by comparing the existing test data and finite element analysis results of T-stubs connected with high-strength bolts. According to the finite element analysis and theoretical analysis, the mechan...
The validity of the finite element model was verified by comparing the existing test data and finite element analysis results of T-stubs connected with high-strength bolts. According to the finite element analysis and theoretical analysis, the mechan...
2024, 54(7): 159-165.
doi: 10.3724/j.gyjzG21120714
Abstract:
In order to study the mechanical response of insulating laminated glass plates under single-curved cold bending, considering the effects of cold bending radius, glass plate thickness, insulating layer thickness and PVB interlayer thickness, circular ...
In order to study the mechanical response of insulating laminated glass plates under single-curved cold bending, considering the effects of cold bending radius, glass plate thickness, insulating layer thickness and PVB interlayer thickness, circular ...
2024, 54(7): 166-173.
doi: 10.3724/j.gyjzG23091308
Abstract:
To investigate the mechanical properties of reinforced gypsum beams and analyze the effects of reinforcement ratio and pattern, static loading tests were conducted on seven single-reinforced gypsum beams and five double-reinforced gypsum beams. The t...
To investigate the mechanical properties of reinforced gypsum beams and analyze the effects of reinforcement ratio and pattern, static loading tests were conducted on seven single-reinforced gypsum beams and five double-reinforced gypsum beams. The t...
2024, 54(7): 174-180.
doi: 10.3724/j.gyjzG24011609
Abstract:
A calculation method taking laterally loaded piles as beams on elastic foundation was established, which could consider degradation of bending stiffness of piles after flexural cracking and the non-linear relation between soil resistance and displace...
A calculation method taking laterally loaded piles as beams on elastic foundation was established, which could consider degradation of bending stiffness of piles after flexural cracking and the non-linear relation between soil resistance and displace...
2024, 54(7): 181-187.
doi: 10.3724/j.gyjzG22091705
Abstract:
The assumed composition of the ultimate compression and uplift bearing capacity of rock-socketed piles is essentially the same in current Chinese codes. In addition, the same method is adopted to calculate the ultimate shaft resistance and tip resist...
The assumed composition of the ultimate compression and uplift bearing capacity of rock-socketed piles is essentially the same in current Chinese codes. In addition, the same method is adopted to calculate the ultimate shaft resistance and tip resist...
2024, 54(7): 188-195.
doi: 10.3724/j.gyjzG23092004
Abstract:
To quantitatively predict the process of unloading for bored piles, combining the unified strength theory (UST) with the non-associated flow rule, the elastoplastic analytical solutions of large strain and small strain for borehole contraction of bor...
To quantitatively predict the process of unloading for bored piles, combining the unified strength theory (UST) with the non-associated flow rule, the elastoplastic analytical solutions of large strain and small strain for borehole contraction of bor...
2024, 54(7): 196-201.
doi: 10.3724/j.gyjzG22100101
Abstract:
An UDEC analysis model composed of triangular blocks for crack propagation was proposed. In the proposed model,a FEM mesh of triangular elements was generated in the interesting area by a finite element software first. Then the FEM mesh was converted...
An UDEC analysis model composed of triangular blocks for crack propagation was proposed. In the proposed model,a FEM mesh of triangular elements was generated in the interesting area by a finite element software first. Then the FEM mesh was converted...
2024, 54(7): 202-209.
doi: 10.3724/j.gyjzG23061309
Abstract:
Taking an interval of a utility tunnel over a ground fissure in Zhengzhou as the research object, numerical simulations were conducted to analyze the force and deformation of the ground and the utility tunnel in different settlements of the hangingwa...
Taking an interval of a utility tunnel over a ground fissure in Zhengzhou as the research object, numerical simulations were conducted to analyze the force and deformation of the ground and the utility tunnel in different settlements of the hangingwa...
2024, 54(7): 210-216.
doi: 10.3724/j.gyjzG23070508
Abstract:
The highly crystalline structure of barite aggregate makes it fragile, resulting in poor mechanical properties of barite radiation-proof concrete, which limits its application in buildings with severe radiation such as high-pressure and high-thermonu...
The highly crystalline structure of barite aggregate makes it fragile, resulting in poor mechanical properties of barite radiation-proof concrete, which limits its application in buildings with severe radiation such as high-pressure and high-thermonu...
2024, 54(7): 217-222.
doi: 10.3724/j.gyjzG23083020
Abstract:
The rapid carbonation experiment of 12 groups of marine concrete was carried out under different temperature and relative humidity conditions. The experimental results showed that temperature and relative humidity had a significant impact on carbonat...
The rapid carbonation experiment of 12 groups of marine concrete was carried out under different temperature and relative humidity conditions. The experimental results showed that temperature and relative humidity had a significant impact on carbonat...
2024, 54(7): 223-231.
doi: 10.3724/j.gyjzG23071013
Abstract:
Taking a subway station project in Shenzhen, Guangdong Province as the research object, temperature measurement test was carried out on the mass concrete of three side walls. The characteristics of concrete temperature changes under different ambient...
Taking a subway station project in Shenzhen, Guangdong Province as the research object, temperature measurement test was carried out on the mass concrete of three side walls. The characteristics of concrete temperature changes under different ambient...
2024, 54(7): 232-238.
doi: 10.3724/j.gyjzG23030607
Abstract:
Expanded Steel Mesh (ESM) can improve the mechanical properties of High-Performance Cement Composite Mortar (HPCCM). Through the tensile performance tests of ESM wire nets specimens, ESM three-net specimens and ESM-HPCCM dumbbell-shaped specimens, it...
Expanded Steel Mesh (ESM) can improve the mechanical properties of High-Performance Cement Composite Mortar (HPCCM). Through the tensile performance tests of ESM wire nets specimens, ESM three-net specimens and ESM-HPCCM dumbbell-shaped specimens, it...
2024, 54(7): 239-247.
doi: 10.3724/j.gyjzG23102708
Abstract:
Taking the Buddhist building—the Teaching Room for Nourishing Vital Spirits in the Garden of the Palace of Tranquil Longevity in the Forbidden City as a research object, combining investigation on current situations with studying of historic archival...
Taking the Buddhist building—the Teaching Room for Nourishing Vital Spirits in the Garden of the Palace of Tranquil Longevity in the Forbidden City as a research object, combining investigation on current situations with studying of historic archival...
2024, 54(7): 248-252.
doi: 10.3724/j.gyjzG22102107
Abstract:
To mitigate a series of issues accompanied by cement production such as high consumption of natural resources and energy and environmental pollution, calcium carbide residues (CCR) and ground granulated blast-furnace slag (GGBS) were designed to deve...
To mitigate a series of issues accompanied by cement production such as high consumption of natural resources and energy and environmental pollution, calcium carbide residues (CCR) and ground granulated blast-furnace slag (GGBS) were designed to deve...
