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2023 Vol. 53, No. 11
Display Method:
2023, 53(11): 1-10,20.
doi: 10.13204/j.gyjzG23051908
Abstract:
Wenzhou has deep structural soft soil. To study the deformation of soft soil during metro tunnel construction, a typical section of the soil layer in Wenzhou Rail Transit Line M1 was taken as the research object. Based on the inherent compression cha...
Wenzhou has deep structural soft soil. To study the deformation of soft soil during metro tunnel construction, a typical section of the soil layer in Wenzhou Rail Transit Line M1 was taken as the research object. Based on the inherent compression cha...
2023, 53(11): 11-20.
doi: 10.13204/j.gyjzG22090204
Abstract:
Against the background of a expressway tunnel project in Guangxi, a 3D numerical model was constructed by the finite element analysis software ABAQUS to simulate and study the influence of insufficient lining thickness on the safety of lining structu...
Against the background of a expressway tunnel project in Guangxi, a 3D numerical model was constructed by the finite element analysis software ABAQUS to simulate and study the influence of insufficient lining thickness on the safety of lining structu...
2023, 53(11): 21-28.
doi: 10.13204/j.gyjzG22091803
Abstract:
To explore the mutual disturbance effect due to tunnelling of deeply buried the left and right tunnels with small clearance in soft rock, based on tunnel 1 of Dongmachang in Huali High-Speed Project, through field measured data analysis and numerical...
To explore the mutual disturbance effect due to tunnelling of deeply buried the left and right tunnels with small clearance in soft rock, based on tunnel 1 of Dongmachang in Huali High-Speed Project, through field measured data analysis and numerical...
2023, 53(11): 29-35,87.
doi: 10.13204/j.gyjzG22071706
Abstract:
Both bedding structure of rock and tunnel clearance are sensitive factors to the response of surrounding rock during tunnelling of adjacent tunnels, which easily cause deformation instability of surrounding rock and ground subsidence. Taking dip angl...
Both bedding structure of rock and tunnel clearance are sensitive factors to the response of surrounding rock during tunnelling of adjacent tunnels, which easily cause deformation instability of surrounding rock and ground subsidence. Taking dip angl...
2023, 53(11): 36-41,96.
doi: 10.13204/j.gyjzG22081603
Abstract:
The force and deformation forms of the supporting structure of tunnels are usually complicated in complex conditions. Especially in the landslide area, the supporting structure is in a eccentrically compressive state. Based on the entrance section of...
The force and deformation forms of the supporting structure of tunnels are usually complicated in complex conditions. Especially in the landslide area, the supporting structure is in a eccentrically compressive state. Based on the entrance section of...
2023, 53(11): 42-49.
doi: 10.13204/j.gyjzG22090118
Abstract:
The integrated prefabrication for internal structures of shield tunnels is of great significance to improve construction efficiency and guarantee construction quality. However, due to the difference in connection strength and quality of assembled com...
The integrated prefabrication for internal structures of shield tunnels is of great significance to improve construction efficiency and guarantee construction quality. However, due to the difference in connection strength and quality of assembled com...
2023, 53(11): 50-54,49.
doi: 10.13204/j.gyjzG22070507
Abstract:
Taking a shield tunnel section in Shanghai Rail Transit as the research object, considering different influencing factors including frozen and unfrozen construction and different frozen days, the thermal-mechanical coupling model of tunneling for shi...
Taking a shield tunnel section in Shanghai Rail Transit as the research object, considering different influencing factors including frozen and unfrozen construction and different frozen days, the thermal-mechanical coupling model of tunneling for shi...
2023, 53(11): 55-64.
doi: 10.13204/j.gyjzG22103112
Abstract:
To analyze, manage and control safety risks of construction with tunnel boring machines passing under existing tunnels, a risk analysis method based on the Gaussian Copula Bayesian Network (GCBN) model was proposed. Based on the fault tree, a set of ...
To analyze, manage and control safety risks of construction with tunnel boring machines passing under existing tunnels, a risk analysis method based on the Gaussian Copula Bayesian Network (GCBN) model was proposed. Based on the fault tree, a set of ...
2023, 53(11): 65-72.
doi: 10.13204/j.gyjzG22011206
Abstract:
During tunnelling with tunnel boring machines in karst, the complex geological environment has a larger impact on the stability of working faces of tunnels, which would caused risks such as destabilization of working faces. To accurately evaluate the...
During tunnelling with tunnel boring machines in karst, the complex geological environment has a larger impact on the stability of working faces of tunnels, which would caused risks such as destabilization of working faces. To accurately evaluate the...
2023, 53(11): 73-79.
doi: 10.13204/j.gyjzG22072104
Abstract:
The municipal cable duct banks characterized by a small cross-section, shallow burial depth and intricately laid conditions,which is mainly prefabricated in factory and connected by prestressed assembly on site. The stiffness of municipal cable duct ...
The municipal cable duct banks characterized by a small cross-section, shallow burial depth and intricately laid conditions,which is mainly prefabricated in factory and connected by prestressed assembly on site. The stiffness of municipal cable duct ...
2023, 53(11): 80-87.
doi: 10.13204/j.gyjzG23051516
Abstract:
Under the national policy of dual carbon emissions reduction, the development of resource-exhausted cities faces complex and ever-changing problems as well as heavy transformation pressure, especially the problem of recycling abandoned mines. Based o...
Under the national policy of dual carbon emissions reduction, the development of resource-exhausted cities faces complex and ever-changing problems as well as heavy transformation pressure, especially the problem of recycling abandoned mines. Based o...
2023, 53(11): 88-96.
doi: 10.13204/j.gyjzG22060205
Abstract:
Based on the application and development of vertical climbing green facde in high-density cities, the vertical climbing green facades on thermal and wind environment in hot-humid climate areas. Firstly, field measurements were conducted to record the...
Based on the application and development of vertical climbing green facde in high-density cities, the vertical climbing green facades on thermal and wind environment in hot-humid climate areas. Firstly, field measurements were conducted to record the...
2023, 53(11): 97-101,167.
doi: 10.13204/j.gyjzG21082301
Abstract:
Tree-shaped supporting structure in long-span buildings has been widely recognized and applied due to its unique force transmission mechanism and aesthetic characteristics, and many excellent building examples have also been produced. By summarizing ...
Tree-shaped supporting structure in long-span buildings has been widely recognized and applied due to its unique force transmission mechanism and aesthetic characteristics, and many excellent building examples have also been produced. By summarizing ...
2023, 53(11): 102-109,144.
doi: 10.13204/j.gyjzG22063008
Abstract:
Urban street green space is an important part of urban public space and one of the most direct places for people to perceive the city. From the perspective of supply and demand balance of urban street green space, taking Hongjialou block of Jinan Cit...
Urban street green space is an important part of urban public space and one of the most direct places for people to perceive the city. From the perspective of supply and demand balance of urban street green space, taking Hongjialou block of Jinan Cit...
2023, 53(11): 110-116.
doi: 10.13204/j.gyjzG22051211
Abstract:
Three new fabricated high-strength reinforced concrete beam-column joints with steel ends were subjected to quasi-static loading tests to investigate their mechanical properties. The failure characteristics moment-rotation hysteresis curves, sheared-...
Three new fabricated high-strength reinforced concrete beam-column joints with steel ends were subjected to quasi-static loading tests to investigate their mechanical properties. The failure characteristics moment-rotation hysteresis curves, sheared-...
2023, 53(11): 117-124,174.
doi: 10.13204/j.gyjzG23012801
Abstract:
In order to study the influence of the connection forms and positions of truss rebars and steel meshes on the performance of double-faced superposed shear walls under large eccentric compression loading, three double-faced superposed shear wall speci...
In order to study the influence of the connection forms and positions of truss rebars and steel meshes on the performance of double-faced superposed shear walls under large eccentric compression loading, three double-faced superposed shear wall speci...
2023, 53(11): 125-130,116.
doi: 10.13204/j.gyjzG22120802
Abstract:
To discuss the engineering application of steel reinforced concrete in the transfer beam of subway station, based on the shear performance tests on the specimens of twin I-steel reinforced concrete transfer beams, the finite element model of the tran...
To discuss the engineering application of steel reinforced concrete in the transfer beam of subway station, based on the shear performance tests on the specimens of twin I-steel reinforced concrete transfer beams, the finite element model of the tran...
2023, 53(11): 131-138.
doi: 10.13204/j.gyjzG22071309
Abstract:
To study the influence of reinforcement ratio and prestressing tendon on the bending fatigue performance and residual bearing capacity of UHPC-T beams, six UHPC-T beams and two concrete T beams were designed and constructed. Four of the beams were su...
To study the influence of reinforcement ratio and prestressing tendon on the bending fatigue performance and residual bearing capacity of UHPC-T beams, six UHPC-T beams and two concrete T beams were designed and constructed. Four of the beams were su...
2023, 53(11): 139-144.
doi: 10.13204/j.gyjzG21112303
Abstract:
Traditional empirical methods to predict the shear strength of steel fiber reinforced concrete (SFRC) beams are based on limited data and difficult to deal with strong nonlinear problems, so it is difficult to predict the shear strength effectively a...
Traditional empirical methods to predict the shear strength of steel fiber reinforced concrete (SFRC) beams are based on limited data and difficult to deal with strong nonlinear problems, so it is difficult to predict the shear strength effectively a...
2023, 53(11): 145-155,138.
doi: 10.13204/j.gyjzG23053107
Abstract:
A new cylindrical-cone steel cooling tower was proposed, and the concrete cooling tower was selected as a reference for the comparison study, which verified the technical achievability and structural reliability of the steel cooling tower, the result...
A new cylindrical-cone steel cooling tower was proposed, and the concrete cooling tower was selected as a reference for the comparison study, which verified the technical achievability and structural reliability of the steel cooling tower, the result...
2023, 53(11): 156-160,187.
doi: 10.13204/j.gyjzG21083107
Abstract:
Experimental and numerical investigation on ten ring-stiffened tube-gusset plate joints (RS-TGP joints) has been carried out. The mechanical properties and failure mode of RS-TGP joints under radial tension/compressive were studied. The failure crite...
Experimental and numerical investigation on ten ring-stiffened tube-gusset plate joints (RS-TGP joints) has been carried out. The mechanical properties and failure mode of RS-TGP joints under radial tension/compressive were studied. The failure crite...
2023, 53(11): 161-167.
doi: 10.13204/j.gyjzG21091406
Abstract:
It was discussed and proved that the element selection in eigenvalue buckling analysis of grid structure should adopt multi-section beam element. The stability of the hinged compression rod and the hinged truss was analyzed, and the analytical soluti...
It was discussed and proved that the element selection in eigenvalue buckling analysis of grid structure should adopt multi-section beam element. The stability of the hinged compression rod and the hinged truss was analyzed, and the analytical soluti...
2023, 53(11): 168-174.
doi: 10.13204/j.gyjzG21082504
Abstract:
Two 1∶2 scaled single-span pin-connected steel frame structures with two floors were designed and fabricated. One is pin-connected steel frame with common braces (FMB) as the comparison frame, and the other is pin-connected steel frame with self-cent...
Two 1∶2 scaled single-span pin-connected steel frame structures with two floors were designed and fabricated. One is pin-connected steel frame with common braces (FMB) as the comparison frame, and the other is pin-connected steel frame with self-cent...
2023, 53(11): 175-179.
doi: 10.13204/j.gyjzG21083004
Abstract:
In order to accurately and quickly analyze the stability bearing capacity of single-layer reticulated shells with initial geometric defects, through analyzing the initial geometric imperfection values of eigenvalue imperfection modal method (EIM) and...
In order to accurately and quickly analyze the stability bearing capacity of single-layer reticulated shells with initial geometric defects, through analyzing the initial geometric imperfection values of eigenvalue imperfection modal method (EIM) and...
2023, 53(11): 180-187.
doi: 10.13204/j.gyjzG22112702
Abstract:
In order to study the shear performance of large-diameter short studs in prefabricated steel-thin UHPC composite beams, push-out test models were established by finite element software ABAQUS, and the effects of stud diameter, hole size, hole shape a...
In order to study the shear performance of large-diameter short studs in prefabricated steel-thin UHPC composite beams, push-out test models were established by finite element software ABAQUS, and the effects of stud diameter, hole size, hole shape a...
2023, 53(11): 188-195.
doi: 10.13204/j.gyjzG21090908
Abstract:
Thin-walled open-section members are likely to occur distortional and local buckling, and the interaction between the buckling modes will result in the deterioration of mechanical properties of cold-formed steel columns. Whereas, this interaction is ...
Thin-walled open-section members are likely to occur distortional and local buckling, and the interaction between the buckling modes will result in the deterioration of mechanical properties of cold-formed steel columns. Whereas, this interaction is ...
2023, 53(11): 196-206,233.
doi: 10.13204/j.gyjzG23071406
Abstract:
A typical 220 kV transmission tower with high-low legs in mountainous slope areas of mining areas was taken as the object, and factors such as tower leg difference (0, 1, 2, 3 m), plate thickness (200, 400, 600 mm) and surface deformation direction (...
A typical 220 kV transmission tower with high-low legs in mountainous slope areas of mining areas was taken as the object, and factors such as tower leg difference (0, 1, 2, 3 m), plate thickness (200, 400, 600 mm) and surface deformation direction (...
2023, 53(11): 207-213,220.
doi: 10.13204/j.gyjzG23053001
Abstract:
In order to study the performance of desert sand concrete after sulfate attack, the mechanical properties of sulfate attacked desert sand concrete under the action of wet-dry cycles were tested. The mass loss rate, compressive corrosion resistance co...
In order to study the performance of desert sand concrete after sulfate attack, the mechanical properties of sulfate attacked desert sand concrete under the action of wet-dry cycles were tested. The mass loss rate, compressive corrosion resistance co...
2023, 53(11): 214-220.
doi: 10.13204/j.gyjzG22031505
Abstract:
With the continuous expansion of the scale of the subway, a long span, more spacious space, more comfortable ride feeling has become the requirements of the people. Long-span column-free station can effectively expand the use space of station structu...
With the continuous expansion of the scale of the subway, a long span, more spacious space, more comfortable ride feeling has become the requirements of the people. Long-span column-free station can effectively expand the use space of station structu...
2023, 53(11): 221-225.
doi: 10.13204/gyjzG22120508
Abstract:
In order to study the bending performance of reinforced concrete (RC) beams after fire, a high temperature numerical analysis model of RC beams was established considering the bond degradation between rebar and concrete and the characteristics of con...
In order to study the bending performance of reinforced concrete (RC) beams after fire, a high temperature numerical analysis model of RC beams was established considering the bond degradation between rebar and concrete and the characteristics of con...
2023, 53(11): 226-233.
doi: 10.13204/j.gyjzG22010711
Abstract:
A dynamic safety risk evaluation method combining cloud model and Bayesian network was proposed to study the safety of complex approaching excavation of shield tunnel undercrossing railway. Based on literature and a lot of engineering experience, the...
A dynamic safety risk evaluation method combining cloud model and Bayesian network was proposed to study the safety of complex approaching excavation of shield tunnel undercrossing railway. Based on literature and a lot of engineering experience, the...
