Research
Projects
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Rheology and flow simulation technology of fresh concrete |
Experimental study on rheological properties of fresh concrete by using stress-controlled rheometer and rate-controlled stress growth rheometer |
Rheological models of fresh concrete under static stress and vibration by microscopic approach - considering fresh concrete as a granular fluid with particle contacts and inter-particle friction |
Development of rheometer For measuring the shear deformation behavior before yielding and the shear flow behavior after yielding under different external pressure |
Numerical simulation technology for fresh concrete Analysis methods of flow and segregation simulation, opening flow simulation, and pump flow simulation; Numerical approach to thixotropic behavior by MPS, SPH, DEM |
Environmental performance assessment methodology and computer-aided assessment support tools for buildings and concrete |
LCIA methodology and tool for buildings Assessment for Regional and global environmental impact, direct and indirect (caused by infrastructure serving the building) environmental impacts |
Environmental performance (EP) of concrete and assessment methodology EP Indicator = Integrated technical properties (strength, workability and durability, etc.)/Integrated environmental impact (social cost ) per year during life span Eco-ranking methodology of concrete Database of environmental burden and impact of raw materials of cement & concrete |
Environment-conscious mix design method and computer-aided design support tool for concrete Minimize environmental impact while satisfying technical performances. |
Development of restoration technologies of fire-damaged concrete |
Evaluation of deterioration based on the measurement of thermal conductivity |
Self-recovery of performances & Influencing factors of recovery degree Re-curing method and period, cooing method, strength level before heating, addition of mineral admixtures, etc. |
Development of injection materials for performance recovery |
Development of environment- harmonious construction materials using wastes |
Properties of concrete with multi-kinds of slag in place of natural aggregates |
Alkali-activated materials /Geopolymer Chemical admixtures: retarder and shrinkage reducer; Setting retarding method of slag pre-treatment; Clarification of properties of fly ash/slag-based geopolymer; Improvement technology of geopolymer durability; New fillers used for geopolymer |
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Carbon dioxide sequestration concrete |
CO2-foamed concrete; Using CO2-absobing raw materials in concrete
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