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Mechanism & Dynamic Characteristics of Fouling and Slagging for Coal and Black Liquor Coal-Water Slur
For a long time, fouling and slagging is one of the international problems which puzzles boiler whereas not found adequate solution. It endangers boiler's security, economical operation and equipment reliability. Mineral substance in coal is....
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Development of Particle Test System Based on Imaging Processing Technique and Study on Mixing Charact
In order to study the mixing characteristic of particles in fluidized bed, particle test system based on image processing technique was developed in this paper. Full field velocity distribution of particles in gas-solid fluidized bed was mea....
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Study on Mechanical Parameter of Bedded Rock Mass Slope Engineering
The reasonable confirmation of rock mass mechanical parameter is a fundamental job in rock slope mechanics and engineering. Because rock mass possesses heterogeneity, discontinuity and rheology property, there exists some problems on the cho....
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Study on Structure Pattern of Eco-city Physical Spatial System
Since urban eco-system has came into being, its intrinsic broken characteristics break the steady sate of other ecosystems on the earth. This situation causes the division of work and coordination of effort among different ecosystems pushing....
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Rural Sustainable Landscape Ecological Planning and Optimized Eco-productive Paradigm Study: A Case i
Sustainable landscape ecological planning and optimized eco-productive paradigm study demand practices complying with heterogeneous properties in physical geography (such as climate, water, soil, and vegetation). This should be based on the....
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Study of Heat Transfer and Flow in Porous Media with Phase Change for Some Applications
Problems involving multiphase flow, multicomponent transport and heat transfer in porous media arise in a number of scientific and engineering disciplines. Those important technological areas include soil sciences, oil reservoir engineering,....
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Investigation on the Computer Simulation of Boundary Heat Transfer Process between Solids at Low Temp
In view of relating to the heat analyses calculation, design and making of the aerospace devices, the thermal boundary resistance becomes the key problem of thermal control technique in aerospace. The cryocooler directly cooled system has be....
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Heat Dynamic Scaling
Thermal flow system have wide applications in industry. It is a problem of Engineering Thermophysics. In the past, static thermodynamics viewpoints were mainly used to study these kinds of problem. Because equilibrium thermodynamics is built....
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Study on Cavities Expansion in Soils with Softening and Dilation and Analysis of Pile Driving Effects
Cavities expansion in soils with softening and dilation and pile driving effects ware studied.By using variable transform, general solutions to cavities expansion in elastoplastic material ware obtained in case of small deformation, the solu....
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Research on Some Problems on the Traffic Prediction in the Phase of Feasibility Research of High-grad
This thesis discusses some problems on the traffic prediction in the phase of feasibility research of high-grade highway projects in the following five aspects. First, the article systematically elaborates the current traffic prediction syst....
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Research on Rheological Characteristics of Asphalt Mortar and Gradation Optimization Based on Superpa
Superpave is the end products in area of asphalt and mix after the Strategic Highway Research Program (SHRP) have been finished. Since Superpave is introduced into china, the reaction of all circles is greater. The research organization and....
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Study on the Forming Mechanism and Maintenance Methods of Longitudinal Embankment Crack in Permafrost
The Qinghai-Tibet Highway amounts to 1100km from Germod to Lasha. It plays important roles for Tibet in political stabilization, economic development and defense construction. At the same time, it is an important line that makes sure the liv....
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Study on Fracture Mechanics and Use of Portland Cement Concrete Pavement (Ph. D. Dissertation)
This paper studied the damage , fracture , fatigue and water fracture mechanics of Portland cement concrete pavement with the twin shear theory, minimum energy dissipation theory and fractal theory combination. The main research contents and....
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Analysis of the Ultimate Load for Long Span Cable-Stayed Bridge with a Plate-Truss Composite Beam
The plate-truss composite structure, in which the concrete deck plate and steel main truss co-act together, has come into use in a long span cable-stayed bridge for both highway and railway because of its many advantages. But no references a....
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Research on Structural Characteristic and Component Design Methods for Semi-rigid Base Course Materia
This paper includes several research of testing methods related to semi-rigid base course. First, a vibration compactor used in lab is invented, based on the machine, rational vibration parameters are given through experiment, then "Testing....
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Study on Coupling Model of the Moisture-Heat-Stress Fields in the Permafrost Subgrade
The freezing course of the permafrost sub-grade synthesizes heat exchanging, physical chemistry and mechanics, which is concerned with the complicated interacting process of the temperature field, moisture field and stress field. Both the co....
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A Research on the Effects of Unsteady Wakes on Film Cooling
Jiang Xue-Hui(Engineering Thermophysics) Directed by Zhao Xiao-LuThe effects of unsteady wakes on film cooling were investigated by experiments and numerical simulation.Firstly, the effects of unsteady wakes on film cooling effectiveness und....
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Research on a Horizontal Square Cyclone and Its Application in a CFB Boiler
In the thesis, a novel gas-solid cyclone separator applied for aged boilerrevamping with circulating fluidized bed (CFB) technology--horizontalsquare cyclone was studied with experimental and theoretical method. Then its application in a rev....
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Study on Premixed Combustion Mechanism of Fuel Gas in Gradually-varied Porous Media
The natural gas is being exploited and utilized rapidly for solving the serious environmental pollution problem due to the bad energy structure in our country. To develop the technique of natural gas combustion with higher efficiency and low....
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Experimental Research & Numerical Simulation of Flow Field and Flame Blackness of CWS Burner at Large
This article includes the coal-water slurry burner, jet combination of burner and aerodynamic characteristics of tangential firing in furnace. The coal-water slurry burner and jet combination of burner is analyzed by numerical calculation wh....
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Study on Fuel-N Release and Fuel-NOx Produce Characteristics of Coal and Coal Water Slurry
NOx control is an emergent problem at present, since its influence on environment; climate and people's health become increasingly bad. Power plants' coal combustion is the main source of NOx emission. So far as the problem appeared, people....
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Operation Research on Internal Logistics Networks of Container Terminals
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The Research on the Principle of a Green Ship, Assessment System and Calculation Method for Green Deg
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The Research on the System Design and the Intelligent Control Technology of Vehicle Automated Mechani
The control technique of automated mechanical transmission (AMT) and the automatic cruise control technique are both important parts of intelligent vehicles, and they are one of the core technique problems that need to be solved in the devel....
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The Application Research of GPS and GIS Techniques in ITS System
With the fast development of modernization process of china and the repid construction of national highway networks, our car possession is increasing quickly, which lead to such problems as frequent traffic accident, traffic blocking and env....
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Dynamic Response of the Cylindrical Structure and Its Vicinal Seabed Soil Subjected to Ocean Waves
Cylinder or column structure is one of the most common onshore or offshore marine installations. Appropriately calculating the wave loads acting on the cylinder and studying the vicinity seabed soil response to wave action is the important p....
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Study on the Collapse-proof Systems for Bridge
The primary failure leading to collapse is identified as unseating of superstructures at the expansion joints and abutments. If seismic force on the structure is large enough to fail the bearings, then the superstructure becomes vulnerable t....
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Study on Bridge Management System
This paper is to discuss a module structure in management system at project and network level, which is set up according to the analysis of bridge management theories. The author puts forward that the durability should be the criteria of the....
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Research on Performance and Design Method of Waterproofing System on Concrete Bridge Decks
Researching and setting reasonable waterproofing system on bridge decks can effectively reduce and prevent earlier damage, it is one of the most valid measures to guarantee and improve the endurance of bridges, which convert the design conce....
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Research on the Earth Pressure Theory and Reinforcement Load Reduction for the Culverts Beneath High
There are a lot of high fills to utilize the excavations and protect the enviroment in the course of highway building of mountainous place, and at the same time the culverts beneath these high fills must be constructed for drainage. However,....