The vertical and torsional vibration basic frequency estimation formula of suspension bridge on “Wind resistant Design Specification for Highway Bridges” is introduced. Finite element model of HUMEN suspension is established. Whole vibration models and frequency are obtained by modal analysis, and it...

To promote the application of autoclaved aerated concrete(AAC) block self-thermal insulation system in severe cold and cold zones, this paper proposes the construction of self-thermal insulation wall, shear wall insulation treatment measures and the detail construction of beam column thermal bridge....

Urban parks are natural refuges and public recreational resources in municipalities. The profession of landscape architecture was established during the nineteenth-century urban park movement and has been taking developments of the urban park system as its main mission ever since. Experts from various...

A new type of grouting coupler for rebar splicing was fabricated with common seamless steel pipe by cold rolling technique. Seven splice specimens were prepared with the sleeve and tested under pullout load. The test results have shown that given a proper embedded length, the specimens provided good...

In the present paper, the multiple scales is applied to investigate the internal resonance and vibration suppression of the system of tracked emergency ambulance. The delayed feedback control is employed to suppress the amplitude of the primary system when the 1:2 internal resonance occurs. The effect...

The seismic behavior of precast concrete structure wall mainly depends on connection of the shear walls, and constrains at edge elements. The strength of concrete in embedded column area is also especially important. This paper explores a mothod of connection for prefabrication that was post-cast at...

Treating soil compaction is the key to its construction quality control, but now its compaction evaluating indicator does not match with design specification in China, which makes design and construction control having disjointed phenomenon. Based on the deflections tested by FWD, the relationship between...

The paper mainly targets at investigating which municipal sludge drying technology is efficient and economical. Using the drying method of microwave to study on the factors influenced over the drying efficiency of municipal sludge. And do the experiment analysis and comparison about the energy consumption...

A wall with auto-adjusted heat transfer coefficient based on the outdoor temperature is introduced. The mechanism of the bimetallic strip wall with auto-adjusted heat transfer coefficient was given. The thermal performance of the variable thermal resistance layer in different conditions was preliminary...

Using the method of accelerating GRC ageing, the effects of waste concrete and fly ash on flexural Strength and durability of GRC were researched. The results show that the durability of GRC can be improved to some extent when 30% of natural sand in GRC was replaced by waste concrete, but the improvement...

The navigation water flow conditions in fluctuating backwater zone of Ankang hydro-junction not only are influenced by daily regulation flow of Shiquan hydro-junction upstream, but also are influenced by reservoir operation of lower Ankang hydro-junction. The flow in fluctuating backwater zone is characterized...

In the past, waterway regulation generally proposed optimized project schemes and the corresponding regulation measures according to the waterway dimension of the design requirements, upon the requirements of satisfaction of the standard waterway dimension. However, the issue of the dimension falling...

For effectively dealing with the low flexural strength, high brittleness of ordinary mortar, this article proposed a new design method of compound-modified mortar with the inclusion of polyester fiber and styrene-butadiene rubber Latex (SBR latex). The results revealed that the addition of SBR latex...

Based on the wave transfer matrix method, wave localization in a disordered periodic viaduct undergoing in plane vibration is investigated according to the Wolf’s algorithm in this paper. With the proposed model, the influences of the pier-height and beam-length disorders on the wave localization are...

By using the Floquet transform method and based on the periodic structure’s theory, a theoretical model has been developed to determine the dynamic response of the periodic viaduct accounted for the non-uniform seismic excitations at different piers of the viaduct in this study. Numerical results show...

The focus of this paper is to develop a transmission and reflection matrices (TRM) method for 3-D layered poroelastic half-space subjected to moving load. Applying the triple Fourier transformation, the general solution for the displacements, stress and pore pressure are derived from the governing equations...

This paper analyzes the status of China’s vegetable, combined with vegetables logistics concept, characteristics and operational requirements, describe the vegetables logistics body according to the different circulation during the logistics mode. Then, discuss the existing logistics mode and analysis...

A local-park-dominated and service-oriented urban park system would attract proximate use and benefit residents’ life quality. Park planning literature has established guidelines to measure the level of local park services. However, without empirical research evidence, it is difficult to understand how...

The No.4 bridge of Erdos Wulanmulun River city is a steel-concrete composite beam of cable stayed bridge. The Twin Towers bridge with double cable planes, tower adopts steel bridge tower. This paper introduces the design of structural steel pylon pier anchor and computational analysis of the situation....

The traditional method in solving geotechnical engineering problems can only come to the theoretical solutions. The triple-shear unified elasto-plastic constitutive model is proposed based on the triple-shear unified yield criterion, and the secondary development to ANSYS with the complicated practical...

Combine with a large span frame structure project ,a survey on live loads of this building has been conducted,and the survey lasted the whole construction period of the building, the loads in the four phases of template erection, steel banding, concrete pouring and curing were recorded. According to...

Experimental study on the flexural bearing capacity of basalt fiber board and wood composite beam. Focuses on the composite plate of efficient splicing method and the paste of the basalt fiber in the beams bearing capacity, deformation and strain improvement. In addition to the structural measures have...

The concept of installing energy dissipation devices in a coupling beam of shear wall structures has been proposed and investigated. The energy dissipation device is used to dissipate seismic energy and is easy to be replaced in the post-earthquake event. According to the practical design methods of...

A general differential equation of matrix with variable coefficient is derived for analysis of stability of the various bars with continuously varying cross section and different constraints at ends, which beneficial for engineering design.

Case study shows that there is a defect in"2-4" model which will limits its application. The defect is the module of unsafe act is not classified. The classification method of unsafe act is proposed by means of feature and characteristics of unsafe act via analysis result of 201 cases of china coal mine...

It is necessary to research the temperature field because corrugated steel web PC combined box girder is made from different material in the roof, floor and web, and temperature distribution in the sunshine is also different. This paper relies on a flyover as the actual engineering background, combing...

In order to improve the accuracy of groundwater detection, the forward problem of NMR response in three-dimensional is discussed in this paper. The three-dimensional magnetic field equations and boundary conditions in frequency domain with the loop source are derived by Maxwell's equations and then the...

This article focuses on the design of intelligent transportation systems in the construction of the smart urban. Learning from the wisdom of traffic building programs, the paper is given the overall design of intelligent transportation process based on location big data. Lanzhou City was analyzed and...

The residence community gradually becomes the main living space of China's large and medium-sized city residents with the development of the internationalization of urban living environment and internationalization process of urbanization. The more international, livable and convince residence community...

Based on analyzing the damage feature of shallow buried and unsymmetrical loading tunnel, this paper studies the seismic reaction characteristics of this kind of tunnel via numerical simulation and comparison of the similar tunnel bearing symmetric load. The results indicate that the tunnel is more likely...

Based on the one-dimensional unsteady compressible non-isentropic flow theory and round-piston radiation theory with infinite baffle plate, the aerodynamic effects generated by a high-speed train through a tunnel with the discontinuous-type hood were numerically investigated, which shows the discontinuous-type...

This paper analyzes the energy status and energy saving measures of the universities in the world based on the current situation of building energy consumption, compares the data including energy consumption per unit area, electric energy consumption per unit area, energy consumption per capita, electric...

The assembled foundation of power transmission line, which is composed of concrete lath and angle steel scaffold, has been applied in practice. But due to the gap of laths, the bottom area of the foundation is not clearly defined when calculating the compressive load. Theoretical study on the ultimate...

The assembled foundations of transmission lines can effectively promote the standardization, modularization and mass productions of tower foundations. Meanwhile, they can ensure a higher quality, improve the efficiency and mechanization level of construction, and make innovations in the construction...

To study the influence of local geometric feature on circular plate’s sinking performance in the soil, radial and circumferential grooves are added at the bottom of circular plate separately. Smoothed particle hydrodynamics and finite element method(SPH/FEM) are used to simulate the sinking process....

Bidding is a major event that affects the construction companies’ survival. This article will propose recommendations on the purpose and principles of bidding, the cost control, and how to improve the input-output ratio of the bidding process.

According to the meteorological characteristics of deposit a collapse and landslide characteristics, topography, stratum lithology, geological structure and characteristics and hydrogeological conditions of the earthquake pointed out that the landslide happened under the combination of internal and external...

The road along the river in general water scouring, scour, soak for a long time, leading to the highway subgrade, slope and the corresponding protection engineering deformation and collapse, gradually lost its original functions.To water damage roadbed stability analysis and control countermeasure research,...

In the past two decades, the highway mileage of rapid growth, while the rapid development of highway construction, the adverse effects of natural disasters on road transport infrastructure has become increasingly prominent, Loess region has a special terrain , geology and geological climatic conditions,...

Two aspects are needed to improve in the research and practice of current bridge structural test. First, test data is incomplete compare with calculation data, and survey times are insufficient compare with the bridge life circle. Second, although the analysis and calculation accuracy can not be always...

In this paper the intelligent vibration road roller system is simplified to three degrees of freedom dynamic system the differences between the dynamics model with past is that we not only considering two degrees (vibration wheel the soil or frame wheels) But at the same time considering vibratory wheel...

Firstly the evolution of evaluation standard of architecture was reviewed, then the ten famous buildings built in National Day of 1959 in Beijing were introduced to compare with ten contemporary Chinese ugly buildings. A reflection on the dangers and root of the present fanciful buildings was made. Finally,...

The early age water loss of cement based materials can cause plastic shrinkage cracking and crusting and peeling which will damage the application property and durability of concrete. Through emulsion system of small molecule super amphiphilic compound, stable and compact monomolecular film evaporation...

With the advent of the era of low oil prices, we have to consider whether the decline in oil prices to affect those which were based on high oil prices and continued to carry out the new technology innovation analysis and research will produce conflict, which eventually led to part of the advantages...

The limb width and the limb thickness of the large size angle steel are very great, section area is more greater than that of the angle steel in the conventional power transmission tower, which can greatly improve bearing force of the single member. It is considered feasible after analysis that the 300mm...

An identification method based on modal strain energy is proposed to identify the damage of a functionally graded (FG) Euler-Bernoulli beam. Based on the strain energy of the FG Euler-Bernoulli beam, the expression of element modal strain energy (EMSE) is developed for the two-node beam element with...

Along with the aging process, the number of elders with dementia in China is increasing rapidly. However, both the facilities constructed and policies made for them as well as the relevant research and explanation are almost blank so far. Focused on their special physical and psychological status and...

Based on the characteristics of development of green campus construction in China, firstly the standards and guidelines green campus's construction made by the central and local government were introduced. The existing problems in the current standards and guidelines are pointed out through the contrast...

Based on interrelated experiments research of RC beam strengthened with unilateral steel-slab-bonded and practical engineering needs, the technology of RC floor strengthened with bilateral steel-slab-bonded is presented. According to section internal force equation relation and classical theory about...

The quantitative relationships between the calcination temperature and the crystalline characterization, the activity and the expansive properties of MgO expansive agent were explored through XRD-Scherrer formula, the citric acid method and the length measurement method. The results show that, under...

Shear strength of trapezoidal corrugated steel webs is an important issue for the design of box girder bridges with trapezoidal corrugated steel webs. In this study, a shell element FE model of trapezoidal corrugated steel webs is firstly built for the further analysis of shear behavior. Extensive parametric...

The rapid development of modern economy accelerated the popularity of the car, but also on China's highway construction put forward higher requirements. In order to meet the needs of China's economic development and the rapid spread of the car, in recent years, China's highway construction project continues...

With the vigorous development of the national economy in our country, the pace of highway construction is more and more quick, various of grades of highway is constructing, the mileage of highway is increasing, and family cars continue to increase, highway in comprehensive transportation system of the...

Because of its profound cultural heritage and aesthetic value, Chinese classical pastoral poetry becomes the fertile ground where spiritual home of descendants inhabits poetically. Its artistic connotation has heuristic origin meaning for the tectonic space of the Chinese perspectives countryside park....

Artistic creation is full of randomness,which means occasionality and unpredictability. Beauty created can not be repeated and it is generated by the random and uncertain. In the postmodernism architecture, uncertainty is the mainstream trend of architecture. Also it will be the future direction of the...

The research on whether can iron ore tailing improve the compressive strength of alkali-activated slag foaming concrete is conducted. The experiment shows that too little or too much powder from iron ore tailing will reduce the compression strength of alkali activated slag concrete, when powder from...

The stress-strain curve of fractured rock mass can be divided into two parts, the pro-peak and post-peak. The pro-peak part of the rock stress-strain curve is generally stable and its mechanical behavior can be described with classical strength theory. Rock post-peak stress is very complex and generally...

Color plays a significant role in the interior space design of high school libraries. From the perspective of the color’s influence on library users, this study analyzes how the scientific use of color can provide readers with high-quality reading atmosphere and explores the new development trends of...

A meso-scale discrete element model(DEM)of barite concrete beam was developed by the aid of DEM software PFC2D. Using this model, numerical simulations of the test conditions in meso-scale were conducted as well. The dynamic failure process of barite concrete was simulated by changing the quality and...

Non-contact surface flow field measurementhas been widely applied in many engineering applications. This study developed a channel instantaneous flow field measurement system based on calculation of optical flow. Some key issues including spatiotemporal filtering and additive fusion, perspective correction...

the study of the change of water jet in submerged condition is an important foundation of the exploitation of offshore hydrocarbons depending on water jet technology. The characteristics of the flow field structure in different confining pressure conditions are analyzed theoretically and numerically....

This paper mainly makes the research of the influence on internal force and displacement of non-abutment slant-legged rigid frame brige by different span ratio. The results of the research indicate that as the change of span ratio,the internal force and displacement of each control section of brige structure...

This paper by analyzing the existing double boom system, and combined with engineering examples the through arch bridge in the mobile load that is the role of vehicle load force each boom situation. Studied double boom system in response to vehicle load internal forces, also studied a boom when suddenly...

In order to analyze the form of piers span continuous rigid frame bridge seismic impact on the order of a continuous rigid frame bridge engineering background, the use of large-scale professional finite element analysis software MIDAS CIVIL build dynamic analysis models were different cross-sectional...

The design parameters, central beam high-span ratio, high-span ratio at root of the beam and beam bottom parabola, on continuous rigid frame bridge girder were valued in an appropriate range. Based on orthogonal experiment and numerical simulation, the effects of above parameters to the comprehensive...

The phononic crystal (PC) concept is introduced to the floating bridge, in order to reduce the flexural vibrations. Four kinds of PC floating bridge models, including the identically hinged and two-component rigid connected, section-hinged, cell-hinged cases are defined. The corresponding structures...

The stress dilatancy theory has been succeeded in demonstrating the deformation properties of clay. However, the deformation behaviors of rockfills are related to the stress and its initial state, so the stress dilatancy theory cannot apply to the rockfills directly. We take the state-dependent dilatancy...

Highway construction obviously led to the social and economic benefits. This article uses the basis data of economic and social statistics in 2005-2014 of Guangdong Province, combines the qualitative and quantitative methods, Index system and analyze the impact of the economic and social benefits of...

The trust level between the owners and contractors is the key factor for project succeed in water conservancy projects. In order to study the level of trust between the owner and the contractor, this paper analysis the indicators of inter-organizational trust level and designs questionnaires according...

Under the two-dimensional components of seismic action, the seismic response spectrum method was applied to irregular structures that were constructed in order to replicate the main powerhouse of a large thermal power plant with a frame-bent in the transverse direction and a frame-shear wall in the longitudinal...

The mechanical properties of rock mass change significantly in water pressure , and causing coal-rock mass deformation and instability, then leading to significant engineering accident. Based on hydraulic damage experiment to explore the mechanical process that water pressure prompted crack propagation,...

In this paper, the physical similarity theory and simulation method is based, through a coal mined zones similar simulation experiments obtained goaf under varying ventilation rate and different experimental conditions of high temperature and closed and so the distribution of methane concentration, and...

Based on the properties of Gaussian curvature connection and the theory of differential geometry, a sufficient condition for Gaussian curvature connection between two adjacent Bézier surfaces is obtained. Next, a new method called Gaussian curvature connection is put forward by using the condition. The...

This paper indicates the process of 3D modeling in the building of virtual campus, which focus on the construction of terrain and scene modeling. Then it puts forward the cautions of these modeling processes. Finally, the 3D interaction and spatial analysis are involved.

The paper analyses the construction experience and composition characteristics of Hong Kong elderly service facility system, and summarizes the spatial planning features and development pattern. Combining with the current development in mainland, this article gives suggestion to construct a reasonable...

A old rolling factory owners plant cover type heat treatment furnace area crane beam, is riveting real abdominal crane beam, has been working more than forty years, and repeatedly subjected to dynamic loading crane, will produce fatigue failure of steel, especially at the rivet connection work Experience...

Due to the long construction time of a steel mill, carried on reinforced many times, multiple replacement and an increase in crane, the pillars of the main building now have a larger vibration. Roof damage Serious. Plant leak serious, in order to guarantee the reliability of building structure, needed...

In large scenes, the types and quantities of objects are many, and the shapes are different. In the process of using 3ds Max to construct the large scale scene, if the modeling method is inappropriate, it will not only produce the problem of model points, the number of faces and the decrease of the degree...

As a new type of modified fiber, model steel fiber has both the appearance and function of steel fiber and the advantages of synthetic fiber. In order to make up for the mechanical properties of rubber concrete, the basic mechanical properties of C30 model steel fiber content reinforced rubber concrete,...

In order to study the stress and seismic performance of all- lightweight aggregate concrete shear wall under different reinforcement forms,two shear walls were tested under low reversed cyclic loading.The influence of different reinforcement forms on the mechanical properties and seismic performance...

Blue Economic Zone in Shandong Peninsula is the most dynamic and fastest-developing area with many advantageous resources and relatively advanced infrastructure in East China Shandong Province. The integrated transportation system and economic development has a close inner link, both are interdependent...

In recent years, the promotion of renewable energy has been used in many Qian'an’s buildings, and in which the use of groundwater source heat pump technology is particularly widespread. This work is focused on the comprehensive economic analysis and energy efficiency evaluation of groundwater source...

In this paper, we study the heating building for Tangshan one residential and the project chooses solar vacuum tube collector. The system is running around the water temperature, water flow and solar radiation test record. We calculated the instantaneous collector efficiency, system instantaneous efficiency...

Transferability between urban rail and bus transit is an important indicator for evaluating efficiency of a multi-modal transit system. Transit transfer is concerned with distance, safety, comfort, clarity, and equipment applicability. This paper presents a Multi Criteria/Attribute Decision Making (MCDM/MADM)...

In order to realize the sustainable development of society, building energy consumption has become a global concern. In buildings, occupants adaptive behaviors that means how to use the buildings have an very important influence on the building energy use. The researches of occupants adaptive behaviors...

The promotion of green technologies in office property developments has triggered a series of changes in the existing market. Firstly, this paper examines the existing office property market based on the Office Market Report 2014 by Property Council of Australia which illustrates the demand for sustainable...

Recycled waste brick (RWB) aggregate has obvious different properties from recycled concrete (RC) aggregate and is hardly accepted because of its lower strength and higher water absorption. The effect of recycled waste brick fine aggregate on compressive strength and flexural strength of mortar was studied....

A new type of seismic isolation device, SMA spring-friction bearing (SFB) is developed and its application to lattice grid structures is investigated in this paper. First, a simplified restoring model is derived to simulate the hysteretic behavior of the SFB. Then, a SFB specimen is fabricated and tested...

Operational cost of modern tram consists of the wage, maintenance cost, power consumption cost, management cost and other cost. This paper subdivided the influential factors of traction energy consumption and maintenance cost according to fixed cost and variable cost, and a method is proposed to analyze...

The land subsidence has become a common widespread geological disaster in the world. With the acceleration of urbanization and industrialization, the role of human economic and engineering activities in the land subsidence becomes the decisive key factors. Land subsidence has become increasingly a threat...

With the development of metropolitan, through operation between urban rail transit and suburban railway is the development trend in the future. In this study, the general concepts in the TCRP Transit Capacity and Quality of Service Manual were adopted, followed by the development of a set of comprehensive...

Aimed at the characteristic of nonlinear and non-stationary of pressure drop, in this article a flow regime identification soft sensing method using wavelet-packet combined with probabilistic neural network is put forward. PNN is used as classier due to its good generalization ability and fast learning...

By using different kinds of deposit methods such as thermal spraying, cold spraying and plating method, pure copper coating was prepared on aluminum alloy matrix. The preparation method, appearance of the copper coating, microstructure, and phase structure were then discussed.

According to the technology requirements of strain strengthening, hardware instruments, such as upper computer, PLC , A/D converter, D/A converter, frequency converter, sensors and software components such as configure software, PLC programming software were adopted to design and develop a strain strengthening...

This paper adopts the ultrasonic vibration reaming, whereas reamer dry type implements the separation of the pulse function type vibration cutting and eliminates the ordinary cutting process of elastic vibration extrusion a regular pulse intermittent cutting process was achieved by which the cutting...

The total integrated scattering method for non-contact measurement technology, will not damage the surface of the sample, the instrument has a simple structure, low cost, high speed, high accuracy, less susceptible to environmental factors and other characteristics, has been widely used on the quality...

In order to research the transient-state flow field characteristics of spherical spiral groove aerodynamic bearings, the bearing's 3D micro gas film mathematical model was established, and analyzed the 3D gas film pressure field of the bearing based on the FLUENT software of fluid dynamics, and obtained...

Ground-borne vibration and noise induced by train operations are two major environmental problems faced by rail transit systems. Current researches mainly focused on civil architectures and bridge structures but it is rare for large structures such as railway stations in most literatures. Within this...

TiN coating was deposited by reactive magnetron sputtering method on 304 stainless steel. The surface morphology, cross-sectional microstructure, elements distribution and wear scar of the TiN coating were investigated by scanning electron microscopy, energy dispersive spectroscopy and optical microscopy....

A life prediction model for HCF-LCF interaction loading which comprehensively considers the ratio of the HCF load to the LCF load and the ratio of stress amplitude in this work. The prediction model based on the Miner model, but correct its error by considers that the loads lower than the fatigue limit...