Our Laboratory's Research

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Research topics

Our researches are categorized as "Building service" and "Architectural environmental engineering".
Main subjects of our research are;
1. Air conditioning system
2. Indoor air distribution, ventilation and thermal environment
3. Natural and cross ventilation
4. Environmental psychology and physiology

Researches in progress and in recent years are as follows.
1. Air conditioning system
- Temperature-stratified water thermal storage tank (2003 - ) - Optimum oparation of thermal storage air conditioning system (2003 - ) - Commissioning process for thermal storage air conditioning system (2003 - ) - Radiant cooling system using diffused air (2002 - ) 2. Indoor air distribution, ventilation and thermal environment
- Thermal enviroment renovation of large enclosure (2002 - ) - Airflow control of large enclosure using ceiling fan (2001 - ) - Labartory ventilation (1999 - 2001) - Semi-displacement ventilation by floor-supply air conditioning (paper) (1998 - 2001) - Ventilatin design of commercial kitchen (1998 - 2002) - Displacement ventilation (1998 - 2002) - Ventilation effectiveness based on contaminant removal (1995 - 1997) - CFD method using measured data as boundary condition (paper) (1996 - ) - Prediction of indoor contaminant concentration by Zonal model (1993 - 1995) 3. Natural and cross ventilation
- Natural ventilation though void slab of aprtment floor (2003 - ) - Natural ventilation by monitor roof (2001 - ) - Mechanism of single-sided wind-induced ventitation by CFD (2000 - ) - Task ambient air conditioning system with natural ventilation (2000 - ) - Natural ventilation by solar chimney (paper) (1999 - ) - Cross ventilation rate through large openings (1999 - ) - Similarity law of model experiment for natural convection (1996 - ) - Buotyancy induced ventilation of density inversiton field (1995 - ) - Zonal model for narural convection of large enclosure (1994 - 1998) - Thermal comfort by cross ventilation (1994 - 1995) - Stochastic natural ventilation design for light well of high-rise apartment building (paper) (1993 - 2002)
4. Environmental psychology and physiology
- Environment and human behavior in urban open space (2003 - ) - Odor threshold and odor evaluation (2002 - ) - Smell scape of living environment (2001 - ) - Indoor odor design based on human phychology and physiology (2000 - ) - Satisfaction with window and its psychological mechanism (1998 - 2001) 5. Strategy for energy saving house, indoor visual and sound environment
- Effect of thermal property and way of living on thermal load and thermal comfort (1999 - ) - Housing energy consumption and way of living (1994 - ) - Energy saving design by evaluation of daylight and solar radiation (1991 - 1995) - Effect of eye moving on human visuality (1998 - 1999) - Visibility through lace cartain (1997 - 2001) - Lighting design of room with projector based on visibility level (1995 - 1999) - Visual environment at art gallery and museum (1997 - 1998) - Sound enviroment renovation of large enclosure (2002 - 2003) - Sound environment design of concert hall using acoustic cloud (2001 - 2001)
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- Temperature-stratified water thermal storage tank	(2003 - )
- Optimum oparation of thermal storage air conditioning system	(2003 - )
- Commissioning process for thermal storage air conditioning system	(2003 - )
- Radiant cooling system using diffused air	(2002 - )


- Thermal enviroment renovation of large enclosure	(2002 - )
- Airflow control of large enclosure using ceiling fan	(2001 - )
- Labartory ventilation	(1999 - 2001)
- Semi-displacement ventilation by floor-supply air conditioning (paper)	(1998 - 2001)
- Ventilatin design of commercial kitchen	(1998 - 2002)
- Displacement ventilation	(1998 - 2002)
- Ventilation effectiveness based on contaminant removal	(1995 - 1997)
- CFD method using measured data as boundary condition (paper)	(1996 - )
- Prediction of indoor contaminant concentration by Zonal model	(1993 - 1995)


- Natural ventilation though void slab of aprtment floor	(2003 - )
- Natural ventilation by monitor roof	(2001 - )
- Mechanism of single-sided wind-induced ventitation by CFD	(2000 - )
- Task ambient air conditioning system with natural ventilation	(2000 - )
- Natural ventilation by solar chimney (paper)	(1999 - )
- Cross ventilation rate through large openings	(1999 - )
- Similarity law of model experiment for natural convection	(1996 - )
- Buotyancy induced ventilation of density inversiton field	(1995 - )
- Zonal model for narural convection of large enclosure	(1994 - 1998)
- Thermal comfort by cross ventilation	(1994 - 1995)
- Stochastic natural ventilation design for light well of high-rise apartment building (paper)	(1993 - 2002)


- Environment and human behavior in urban open space	(2003 - )
- Odor threshold and odor evaluation	(2002 - )
- Smell scape of living environment	(2001 - )
- Indoor odor design based on human phychology and physiology	(2000 - )
- Satisfaction with window and its psychological mechanism	(1998 - 2001)


- Effect of thermal property and way of living on thermal load and thermal comfort	(1999 - )
- Housing energy consumption and way of living	(1994 - )
- Energy saving design by evaluation of daylight and solar radiation	(1991 - 1995)
- Effect of eye moving on human visuality	(1998 - 1999)
- Visibility through lace cartain	(1997 - 2001)
- Lighting design of room with projector based on visibility level	(1995 - 1999)
- Visual environment at art gallery and museum	(1997 - 1998)
- Sound enviroment renovation of large enclosure	(2002 - 2003)
- Sound environment design of concert hall using acoustic cloud	(2001 - 2001)