Research topics
- 1. Development of CFD and Turbulence Methods
- 2. Development of Optimum Design Method on Urban and Building Environment
- 3. Investigation of Indoor Air Pollution due to Chemical Contaminant
- 4. Investigation of Human's Thermal Comfort and Breathing Air Quality
- 5. Development of New HVAC Systems
- 6. Analysis of Window Induced Ventilation in and around Buildings
- 7. Sustainable Building and Energy Saving
- 8. Study on Urban THermal and Air Environment
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1. Development of CFD and Turbulence Methods
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Development of source identification method of environmental pollutants
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Study of prediction of high temperature gas‘s diffusion around the building
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Study of flow structure and prediction accuracy of RANS model for urban flow using PIV and LES
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Benchmark of the lattice Boltzmann method for built wind environment
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Study on consistency of "mean wind speed" in wind environment analyses
2. Development of Optimum Design Method on Urban and Building Environment
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Development of planning optimization method for distributed energy system using GA
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Development of optimization methods for operating energy systems in buildings and districts
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Development of prediction method of characteristics of stratified thermal storage by machine learning
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Development of model predictive control method using ANN and metaheuristics
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A proposal of indoor design method based on exceedance probability in consideration of temperature’s time and place change
3. Investigation of Indoor Air Pollution due to Chemical Contaminant
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Measures against microbial contamination due to building hygiene
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Modeling the dispersion of sputum droplet in different airflow field
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Investigation and control of mass Infection mechanism based on kinematic measurement of microbiome from the environments
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Establishing quantitative evaluation method of contact infection risk using qPCR method
4. Investigation of Human's Thermal Comfort and Breathing Air Quality
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Development of thermal manikin model using simulation
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Benchmark test for a computer simulated person
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Development of desk-integrated personal air-conditioning
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Analysis of pollutant gas diffusion properties from daily portable items
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Verification of ventilation conditions in vehicle
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Study on thermal adaptation in naturally ventilated office buildings in Japan
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Adaptive thermal comfort in offices of North-East India
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The effects of direct airflow of wall-mounted air conditioner on the thermal sensation of the body by using the equivalent temperature analysis
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Factors influencing the convective heat transfer coefficient of the human body
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Evaluation of thermal sensation and comfort of radiant heating system in an environmental test room
5. Development of New HVAC Systems
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Humidification by desiccant air-conditioning
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Geothermal air conditioning system
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Technology development of water circulation heat pump system utilizing solar heat and underground heat operating performance prediction simulation
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Renewable energy thermal utilization in buildings
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Study on energy saving potential of decentralized pump system for water transport in HVAC system
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Development of distributed water source heat-pump system for renewable energy
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Inverse parameter estimation for design of ground-source heat pump (GSHP)
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Exergy analysis of water piping system
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Modeling of active chilled beam
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Simulation on periodic & spatial indoor thermal environment & energy in buildings
6. Analysis of Window Induced Ventilation in and around Buildings
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Ventilation performance of living rooms with balcony
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Wind tunnel experiment on pollutant dispersion and ventilation in void of urban area
7. Sustainable Building and Energy Saving
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Evaluation method for thermal insulation performance of residential house
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Research on dynamic insulation technology applies on houses
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Optimization of operation method of air conditioning system and exergy analysis
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Develop design optimization program aiming to energy saving building
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Research on shape optimization of houses considering thermal performance using metaheuristics
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Shape optimization of the plate fin heat exchanger
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Exergy analysis before and after the geothermal heat pump system renovation
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Study on the effects of evaporation and condensation on the underfloor space of Japanese detached house using CFD analysis
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Net zero energy building workshop
8. Study on Urban Thermal and Air Environment
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Heat island and urban climate
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Analysis of influence of meteorological conditions on summer ozone levels over central Kanto area
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Study of development of atmospheric boundary layer under various atmospheric stability
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Development of numerical prediction models of atmospheric pollutant dispersion
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Evaluation of ventilation capacity in urban areas using WRF/Chem
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Observation of wind profiles in urban boundary layer
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Estimation of natural ventilation parameters by a Bayesian approach
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Study on effect of daily variation of velocity profile on indeterminacy of inner ventilation volume
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High-resolution observation of urban atmospheric environment with mobile measurement
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Study on human impact assessment for various heat island countermeasures using numerical simulation
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Study on integration of vegetation transpiration model into outdoor thermal environment analysis method
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Study on effect of natural ventilation by wind direction variation
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Development of nuilding arrangement optimization methodology considering ventilation
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Space distribution of geometric parameters by GIS data analysis
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Study on urban pollution caused by hazardous substance generation
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Accuracy evaluation of wind environment behind a high-rise building using PIV
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Study of flow structure and prediction accuracy of RANS model for urban flow using PIV and LES
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Future weather data for building thermal load calculation using regional climate model
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Typical and design weather year based on quantile mapping
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Development of a new environmental index for outdoor and mist spray environments