Source Journal for Chinese Scientific and Technical Papers
Core Journal of RCCSE
Included in JST China
Included in the Hierarchical Directory of High-quality Technical Journals in Architecture Science Field

2005 Vol. 35, No. 11

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EXPERIMENTAL RESEARCH ON SEISMIC BEHAVIOR OF BOLTED STEEL BEAM TO RC COLUMN CONNECTIONS
Mao Weifeng, Wu Yuntian, Xiao Yan, Anderson J.C., Nie Jianguo
2005, 35(11): 1-4. doi: 10.13204/j.gyjz200511001
Abstract:
A new type of end-plate bolted connection with steel beam and reinforced concrete column is investigated, and two full-scale model connections were tested under simulated seismic loading.Experimental results show that this new type of composite connection has satisfactory seismic performance with high strength and excellent ductility as well as good energy dissipation capability.The thicker endplate and stronger high-strength bolts were utilized in specimen JD02 than specimen JD01, resulting a higher strength and more ductile behavior.
NON-RIGID BEHAVIOR AND DESIGN FORMULAE OF STEEL TUBULAR JOINTS
Wang Wei, Chen Yiyi
2005, 35(11): 5-9. doi: 10.13204/j.gyjz200511002
Abstract:
The parameters expressing the non-rigid properties of unstiffened circular hollow-section joints are analysed.Based on the explanation of the mechanism of effects which are controlled by those parameters, parametric models for computation formulae are introduced.It is compared that current parametric equations found from different codes or specifications with test data extracted from international test database of unstiffened tubular joints.By statistical analysis, parametric formulae of joints, both bending rigidity and ultimate bending capacity with most accuracy and applicability, are identified.
EXPERIMENTAL STUDY AND FEM ANALYSIS ON SIMULATION OF LOCAL TRANSFERING FORCE IN RECTANGLE STEEL TUBE TRUSS JOINT
Chen Yu, Chen Yiyi, Huang Yongqiang
2005, 35(11): 10-13. doi: 10.13204/j.gyjz200511003
Abstract:
The tests of simulating local transfering force in rectangle steel tube truss joint are presented.Rectangle steel tube of secondary truss is divided into two kinds of tension plate in according to thickness of flange and web.The test applies tension to top chord of main truss by using the two kinds of tension plates.The test results show that Z in web of top chord of main truss does not reach yield point when secondary truss attains yield.Finite element analysis indicates that analytic results of numerical way basically accord with experimental result, and it is compared the effect of setting stiffener with no stiffener in top chord of main truss in respect of Z in web of top chord of main truss.At last this kind of experimental way is testified to simulate local transfering force in rectangle steel tube truss.
STATIC CYCLIC-LOADING TEST ON RIGID CONNECTION OF STEEL GIRDER COMBINED WITH ARTICULATED BEAM AND CONCRETE PIER
Ji Bohai, Yang Ming
2005, 35(11): 14-16. doi: 10.13204/j.gyjz200511004
Abstract:
A new type of rigid connection of steel girder and reinforced concrete pier is proposed, by increasing an articulated beam under the main beam to make the rigid connection partly move down to the top of concrete pier.Based on the static cyclic-loading tests of three kinds of experimental models, useful experimental data is obtained on the new type of connection of steel superstructure and concrete substructure.As a result, the stress transfer mechanism of this construction can be made clearly.It can be found that this type of connection has good energy absorption capacity in spite of large displacement.Extending the height of articulated beam and increasing the amount of shear bolt improve the seismic performance of the structure obviously.
THE STUDY ON THE MECHANICS BEHAVIOR OF CONTINUOUS WEB PLATE JOINT OF STEEL BEAM TO CFST COLUMN
Yuan Jixiong, Wang Zhan, Rong Chuiqiang, Chen Xi
2005, 35(11): 17-20,9. doi: 10.13204/j.gyjz200511005
Abstract:
It was conducted the study of the mechanical behavior of continuous web plate joint of steel beam to CFST column.Firstly, four 1∶3 scale joints were tested by using static test method, and it was gained that the transmutation state of connection areas, the load-beam end deflection curve and the moment-rotation(M-) curve.Secondly, a finite element study on the joint was made by using ANSYS.To verify the accuracy of the analytical models, results were compared to the previous test data.In addition, it was also analyzed the effects of the sections of beam and column, the proportion of rigidity per unit length of beam to column, the pulldown ratio on the stiffness of joint.Finally, the applicability of this type of joint was explored, and some advice of improving its structure was brought forward.
EXPERIMENTAL RESEARCH ON CFST CONNECTIONS WITH RING PLATE AND STEEL CORBELS THROUGH THE CORE
Han Xiaolei, He Ruibo, Ji Jing
2005, 35(11): 21-23,30. doi: 10.13204/j.gyjz200511006
Abstract:
It has been put forward a CFST connection with ring plate and with steel corbels through the core.The advantage of this connection is that there is no ring stiffener, which meets the demand on beauty of an architecture, and there is no crack which affects the normal use of the building between the column and the slab. Experimental research has been done to prove that this type of connections works well and reliable, and then its design method has been presented.The new connection has been used in a tall building with 43 storeys.
STRENGTH OF CFST COLUMN-FLAT PLATE STRUCTURE IN PUNCHING SHEAR
Huang Yansheng, Yao Daxin, Cai Jian, Liu Fujun
2005, 35(11): 24-26. doi: 10.13204/j.gyjz200511007
Abstract:
In order to overcome the shortage of common CFST(concrete filled steel tubular)column-flat plate structure, a new type CFST column-slab joint is studied, which keeps the concrete flat plate continuous and set a pallet by increasing the thickness of the slab partially near the column capital, in which steel hoops are placed.Eight specimens are tested.The main aim is to test the punching shear behavior of CFST column-flat plate structure in punching shear.The ultimate bearing capacity of specimens is closed to the results which are calculated by Chinese code.
DESIGN OF CAST STEEL JOINT AND ITS PROJECT USE
Lin Yan, Liu Xiliang
2005, 35(11): 27-30. doi: 10.13204/j.gyjz200511008
Abstract:
A cast steel joint is one of the developing joints in steel structures.Through study of cast steel joint, the design criterion of the joint is presented.The properties and design methods of cast steel hollow spherical joint and cast steel tubular joint are analyzed.Furthermore, the welding technique and quality control of the cast steel joint are introduced.Which can provide reference for cast steel joint code, and it is helpful to the design of this joint system.
DISCUSSION OF CONNECTION CLASSIFICATION SYSTEM FOR COMPOSITE JOINT
Zheng Desheng, Hu Xiamin
2005, 35(11): 31-34. doi: 10.13204/j.gyjz200511009
Abstract:
Some connection classification systems presented by scholars were reviewed.The systems were applied in the composite joints in this paper.From endplate composite joint specimens test result conducted by authors, it was found that the classification system by Bjorhovde et al do not require the detail of the joints in calculation but often lead to mistakes, the criteria of classification in EC3 is basically suitable for the application in composite joints and the classification system presented by Nethercot et al is too conservative.Compared with these three methods, the nonlinear moment-rotation curves model is more accurate to categorize a real connection into any of three types: rigid, semi_rigid or flexible, if the calculation parameters are determinated based on the test.
BEHAVIOR OF CAST STEEL JOINTS IN ROOF TRUSSES FOR EXHIBITIONS AND SPORTS CENTER OF HARBIN
Zheng Hongzhi, Tong Lewei, Chen Yiyi, Huang Mingxin, Liu Zhonghua
2005, 35(11): 35-38. doi: 10.13204/j.gyjz200511010
Abstract:
Construction and design of a cast steel joint in beam string structures used for the Exhibitions and Sports Center of Harbin built recently is described briefly in the paper.A full_scale test of the joint and a finite element analysis are carried out.A test setup, experimental and FE calculating results are discussed and stress distributions in the joint are presented.The present investigation indicates that the cast steel joint subjected to its design loads has sufficient strength and rigidity.The results from FE calculation agree well with those from the experiment, which shows static behaviour of the joint can also be found out through FE analysis.The suggestion on fabrication quality of the cast steel joint is proposed in the paper.
LOFT MOVEMENT AND REGENERATION OF OLD INDUSTRIAL BUILDING
Fu Zhiqian, Jiang Ping
2005, 35(11): 39-40. doi: 10.13204/j.gyjz200511011
Abstract:
Adapting old industrial buildings into living and working spaces, the loft movement protects the historic industrial buildings and keeps the context of city complete.By creating a new living model, the loft movement transformed an industrial limbo into a highly desirable neighborhood and made lofts the landmark in the process of rebirth of a city, which laid the way for regeneration and redevelopment of old industrial buildings and warehouses.
THE TECHNICAL PLAN OF HIGH RISE OFFICE BUILDING'S ENCLOSURE SYSTEM
Zhao Yongbo
2005, 35(11): 41-42,38. doi: 10.13204/j.gyjz200511012
Abstract:
It is conducted the study of the technical plan of high rise buildings enclosure system by the analysis of the material and construction of enclosure system, the relationship between enclosure system and space design conception, the enclosure systems influence on the interior space and on the space user.
FINITE ELEMENT MODEL ANALYSIS OF A NEW COMPOSITE WALL
Huang Wei, Yao Qianfeng, Ding Yonggang, Tian Jie
2005, 35(11): 43-46. doi: 10.13204/j.gyjz200511013
Abstract:
Being main bearing members of a multi_ribbed slab structure, the forced characteristics, tectonic measures and connections of a multi_ribbed composite wall are complex.By using nonlinear analysis, forces and the whole process of deformation development are given.Cracks emergence and widespread and failure processes and patterns of the walls are descripled.Meanwhile, the finite element calculation model verified by test can provide more reactive information to establish more effective structure calculation model.
APPLICATION OF RELATIVE DISPLACEMENT CHANGE IN STOREYS OF FRAMES(RDCSF) IN STRUCTURAL DAMAGE DETECTION
Wang Jianmin, Li Hui, Chen Longzhu
2005, 35(11): 47-49,46. doi: 10.13204/j.gyjz200511014
Abstract:
On the basis of analyzing transversal flexibility of the planar frames, the influencing mechanism of the damage to local members on the displacement variation of frames is introduced.Based on the aforementioned work, the relative displacement change in storeys of the frame(RDCSF) is extracted as the damage characteristic parameter, and the structural damage detection is also analyzed by combining the design of artificial neural network.
OPTIMIZATION DESIGN OF SECTIONAL HEIGHT OF CONTINUOUS BEAM OF REINFORCED CONCRETE
Zhang Jingjing
2005, 35(11): 50-52,13. doi: 10.13204/j.gyjz200511015
Abstract:
Based on the result of the analysis and economical comparison with few methods which have been used for choosing cross sectional height parameters of the R.C.continuous beam, an optimization design method that could be used more conveniently in practical engineering was discussed.
RESEARCH ON OPTIMIZATION DESIGN OF DIAPHRAGM WALL FOR METRO STATION
Wu Xiaojiang, Liu Guobin, Li Zhigao
2005, 35(11): 53-55. doi: 10.13204/j.gyjz200511016
Abstract:
From the survey results of some excavations, it is found that the designs of diaphragm wall are conservative:both the stress of reinforcing steel and the moment of wall are less than the design value.Through analyzing the theory of diaphragm wall design, it is found that the conservative design is caused by the allowable width of structure crack w_(lim)=0.2mm.It is analyzed if the allowable width of structure crack is broadened to w_(lim)=0.3mm, the ratio of reinforcement will be decreased, at the same time, the safety of the excavation is guaranteed and project investment will also be reduced.
STUDY ON REFUSE SETTLEMENT WITH THE LOGISTIC MODEL
Liu Rong, Lu Tinghao
2005, 35(11): 56-59. doi: 10.13204/j.gyjz200511017
Abstract:
The settlement of the refuse is one of the important factors in sanitary landfill design.The settlement mechanism of refuse is analyzed.The complex refuse settlement mechanism is different of the soil settlement mechanism.The questions of the calculation of refuse settlement with existed models are analyzed.The method of the minimum square sum of the remainder between calculated results and measured ones is used to calculate the parameters of logistic model.The parameters are used to study the settlement prediction of Sai Tso Wan sanitary landfill in Hong Kong and Bandeirantes landfill in Brazil.Results show that the faults of existed refuse settlement models can be overcome and the prediction accuracy of the refuse settlement when the sanitary landfill was formed was greatly improved.
ELASTOPLASTIC FINITE ELEMENT ANALYSIS OF HOLLOW SHELL FOUNDATION
Zhang Yumei, Song Yupu, Zhao Yunfei, Dong Aoshuang
2005, 35(11): 60-63,73. doi: 10.13204/j.gyjz200511018
Abstract:
The nonlinear finite element analysis of 1∶10 reinforced concrete wall of a chimney foundation model is carried out.Comparison between the analytic strain and the experimental strain shows that the analytic model and parameters are reasonable.A changing law of the stress-strain during cracking of the foundation wall is obtained, which provides a theoretical basis for the design of the chimney foundation.
NUMERICAL SIMULATION OF DISPLACEMENT FIELD FOR RIGID PILES WITH CAP COMPOSITE FOUNDATION UNDER THE EMBANKMENT
Lei Jinbo, Sun Yeqing, Zou Qun, Liu Fangquan
2005, 35(11): 64-66,99. doi: 10.13204/j.gyjz200511019
Abstract:
The deformation characters of face settlement, vertical displacement and side displacement of rigid pile with cap composite foundation in the process of embankment fill have been analyzed by the nonlinear Finite Element Method(FEM), the results can provide the useful guidance for the engineering construction, design and theory research.
EXPERIMENTAL STUDY ON EFFECT OF POLYPROPYLENE FIBER ON MECHANICAL PROPERTY OF HIGH PERFORMANCE CONCRETE AFTER HIGH TEMPERATURE
Wang Ping, Xiao Jianzhuan, Chen Ruisheng, Zheng Xuebin
2005, 35(11): 67-69,77. doi: 10.13204/j.gyjz200511020
Abstract:
Fire behavior polypropylene fiber of high performance concrete is less than common concrete, it is an efficient means to resist crack when adding polypropylene fiber to concrete.Based on large numbers of experiments, the effect of polypropylene fiber compressive and bending properties of high performance concrete after high temperature is studied, and great difference in functions of the fibers with different mechanical indexes is found.
STUDY ON THE MECHANISM OF MINERAL ADMIXTURES TO SUPPRESS ALKALI-SILICA REACTION
Feng Xiaoxin, Feng Naiqian
2005, 35(11): 70-73. doi: 10.13204/j.gyjz200511021
Abstract:
The mechanism of mineral admixtures on suppressing alkali-silica reaction has been studied through analyzing the pore solution and observing the surface of aggregates in mortar bars with scanning electron microscope(SEM).The results show that when mineral admixtures are used in the concrete, not only the alkali concentration in the pore solution can be reduced, but also the diffusion of alkali ions from the outside of concrete to the inside can be prevented, and the diffusion of alkali ions from the pore solution to the surface of the aggregates can also be prevented.So the attack of alkalis to aggregates is reduced, and the alkali-silica reaction is suppressed.
CONTROL AND OPTIMIZED DESIGN FOR VOLUME STABILITY OF HIGH PERFORMANCE CONCRETE
Yao Wu
2005, 35(11): 74-77. doi: 10.13204/j.gyjz200511022
Abstract:
Importance of volume stability study was illuminated in terms of state of the art in research and applications of high performance concrete.The control indexes and optimized design approach for volume stability were addressed.Moreover, some actual applications of high performance concrete designed based upon volume stability to native key projects were introduced in detail.
EXPERIMENTAL INVESTIGATION OF UNIAXIAL COMPRESSIVE CHARACTERISTICS OF STEEL FIBER IMPROVED HIGH-STRENGTH CONCRETE
Liu Shuguang, Huang Chengkui, Wang Qingxiang, Zhao Guofan
2005, 35(11): 78-80. doi: 10.13204/j.gyjz200511023
Abstract:
It is studied the complete stress-strain curves characteristics of steel fiber high-strength concrete.Resulting from the experiments, the complete stress-strain curve of high-strength concrete with the steel fiber comes to an appearent changes, especially at the steel fiber volume ratio(V_f) of 1.5% and 2.0%, the second peak value appears on the complete stress-strain curve, which cannot be drawn for the ordinary steel fiber concrete and high-strength concrete.At the same time, the values of the stress peak and peak strain and flexibility of high-strength concrete are influenced to the different extent by the variety of steel fiber volume ratio, so the steel fiber can improve efficiently the functions of high-strength concrete.
DESIGN METHODS OF REBAR-IMPLANTING
Li Yanru, Liu Xinyu
2005, 35(11): 81-83. doi: 10.13204/j.gyjz200511024
Abstract:
As an advanced post-installed anchorage technology, rebar-implanting has already been applied to civil structural engineering all over the world, and has vast prospect for using in protected engineering.However, the problem of design method of rebar-implanting has not been solved.The anchorage property of rebar-implanting with composite adhesive under explosive loads is studied by the way of experiment, and the design method is presented.
A SUMMARY OF RESEARCH STATUS ON THE DETECTION MOTHODS OF PRESTRESSED CONCRETE BEAMS
Zhang Yaoting, Cai Lijian, Zhang Changpao, Li Ruige
2005, 35(11): 84-87,83. doi: 10.13204/j.gyjz200511025
Abstract:
Starting from the current application and research status of prestressed concrete beams, it was introduced that the techniques, methods and problems of detecting and evaluating the stress of concrete and prestressing tendons of prestressed structure completely, then it was also presented the reasons for adopting multiple detecting technologies and developing new dynamic nondestructive detection technologies rapidly to detect the stress of prestressing tendons.
SOME EXPLORATIONS OF THE CALCULATION OF THE BEARING CAPACITY OF THE COMPRESSION MASONRY STRUCTURAL MEMBERS
Yu Haijun
2005, 35(11): 88-89,59. doi: 10.13204/j.gyjz200511026
Abstract:
It is given a deep analysis on the computing model of the nonreinforced masonry members subjected to compression specified by Code for Design of Masonry Structure(GB 50003-2001), it is also proposed a visual and convenient graphology to the design of the bond-wall of brick masonry and structural concrete column subjected to axial compression.
COMPARISON BETWEEN CONSTRUCTION PROCEDURES FOR CONCRETE BEAMS REINFORCED WITH PRESTRESSED CFRP SHEETS
Wei Hongqiang, Zhang Yuan, Huang Xiaoxu
2005, 35(11): 90-93. doi: 10.13204/j.gyjz200511027
Abstract:
The prestressing tools for the carbon fiber reinforced polymer(CFRP) sheets are compared and analyzed.And a set of suitable prestressing tools for CFRP sheets has been developed based on the experiment.The experiment result shows that the test method is simple and efficient.
ANALYSIS OF SETTLEMENT FOUNDATION FOR A RESIDENTIAL BUILDING AND ITS STRENGTHENING
Zheng Jianjun, Tan Binghao
2005, 35(11): 94-96. doi: 10.13204/j.gyjz200511028
Abstract:
The causes of differential settlement of a residential building have been found out through its detection.And then it has been strengthened.
ANALYSIS AND TREATMENT FOR INCLINATION OF RESIDENTIAL BUILDING
Sun Jianping, Chen Qihui, Bai Hongyu, Zhu Jian, Wang Mingbo
2005, 35(11): 97-99. doi: 10.13204/j.gyjz200511029
Abstract:
On the basis of analysis for inclination of a building, technology of adjusting its loaded center of gravity and correcting inclination of slant hole is put into practice.Namely soil is excavated under one-floor ground in superior subsidence side, and overhead plate is carried out on the ground;loaded center of gravity of building is adjusted by loading in minor subsidence side.Then slant hole is constructed in minor subsidence side, and stress is released in soil, the hole is shrinking, and subsidence is produced.The sloping building is forced to reverse the inclination step by step.
DESIGN OF ENVIRONMENTAL RESONANCE——SCHEME OF CULTURAL CENTER SQUARE IN XINGZI COUNTY OF JIANGXI PROVINCE
Han Guihong
2005, 35(11): 100-101. doi: 10.13204/j.gyjz200511030
Abstract:
It is probed into that the concrete techniques of environmental response in a public square combining with actual project.Taking the traditional culture as a medium, the reachability, identifiability, attraction and land increment are mainly explored, for the purpose of protective development and maximum benefit of land.
RESEARCH ON COLOUR ALLOCATION OF WORKSHOP ENVIRONMENT
Liu Liping, Zuo Hongliang
2005, 35(11): 102-103,93.
Abstract:
The workshop colour would influence the emotion, sensibility and cognizance of a worker, then it would influence the health and working efficency.It is analyzed that the effects of peoples characteristics of psychology and physiology, as well as environmental factors of every workshop on the colour design, which will be favorable for revealing the relations among colour, environment, emotion and behavior, thus providing a basis for a colour design and improving(people's) recognition of environmental colour.