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The 31st AIVC Conference - Low Energy and Sustainable Ventilation Technologies for Green Buildings, was held in Seoul, Korea, 26-28 October 2010.

Contains 80 papers.

Volume content
A Proposal of Hybrid Ventilation System Using Stack Effect in High-rise Buildings

This study proposes the hybrid ventilation system and its design methods for high-rise buildings. The proposed hybrid ventilation system uses natural…

Sungmin Yoon, Jungmin Seo, Joonghoon Lee, and Doosam Song
CFD Analysis on Capture Efficiency in Commercial Kitchen using Low Radiative Cooking Equipment with Concentrated Exhaust Chimney

In a commercial kitchen, a large ventilation rate is needed and energy consumption can be large because a large amount of effluence of heat and moisture…

Koki Toyomura, Hisashi Kotani, Toshio Yamanaka, Yoshihisa Momoi, Kazunobu Sagara and Shota Takano
Influence of Partition Curtain on Vertical Profile of Temperature and Contaminant Concentration in Sickroom with Displacement Ventilation

For patients, the sickroom is a place where they receive medical treatment and also a living space where they spend most of time in a day. Therefore, good…

T. Inagaki, T. Yamanaka, K. Sagara, H. Kotani, Y. Momoi, T. Yamashita and N. Choi
Prediction of Plume above Residential Cooking Range by means of CFD analysis

Recently, Island kitchen is installed in many houses in Japan. In the island kitchen, the cooking range is placed on the island unit, and the center hood is…

Yuji Tsumara, Hisashi Kotani, Toshio Yamanaka, Kazunobu Sagara and Yoshihisa Momoi
Performances of new innovative domestic ventilation systems in combination with low temperature floor heating

In extended laboratory measurements, the combination of new innovative domestic ventilation systems with low temperature heating is investigated, using the…

Erwin Roijen, Peter Op ‘t Veld, Ad van der Aa
The effect of ventilation rates and window areas on building energy use

Natural ventilation is an effective method for energy conservation while potentially improving indoor air quality. Furthermore, a window has a significant…

Hyoin Kim, Geun Young Yun
Study of cross- ventilated indoor air flow characteristics by frequency analysis

In Japan where is located at the hot humid climate region, houses have been built considered hot summer life from ancient times. It is said that comfortable…

Tomoyuki Endo, Takashi Kurabuchi and Toshihiro Nonaka
Thermal Environment Generated by Occupant’s Opening Control of Window at Naturally Ventilated Building

A field survey in a natural ventilated school building was carried out. The purpose of this study is to figure out the occupant’s evaluation of thermal…

K. Kami, H. Kotani, T. Yamanaka, Y. Momoi, K. Sagara, T. Sakaguchi, and K. Tanaka
Experimental Investigation and Accuracy Study of CFD Analysis for Airflow around Cross-Ventilated Building

In predicting flow rate of a building ventilated by wind, the orifice equation is usually used. This conventional method cannot work for the building…

K. Asai , H. Kotani , T. Kobayashi , T. Yamanaka , K. Sagara and Y. Momoi
Adaptation process of human olfactory under continues exposure to odor of ethyl acetate based on subjective estimation of odor intensity

This study was aimed at making a model which predicted olfactory sensation. Firstly, it was conducted the experiment, which odor was exposed to subjects…

H. Nagatsugu, T. Yamanaka, K. Sagara, H. Kotani, Y. Momoi and A. Takemura
Environment-friendly Hwangtoh composites using water soluble resin for interior materials

The objective of this research was to develop environment-friendly Hwangtoh binder for application of Hwangtoh for interior wall finishing materials in the…

Jisoo Jeon, Sumin Kim
Characteristics on indoor air pollutant emission from wood-based flooring by environmental-friendly natural adhesive using CNSL

To discuss the reduction of formaldehyde and volatile organic compound (VOC) emissions from engineered flooring, cashew nut shell liquid (CNSL)-formaldehyde…

Jeong-Hun Lee, Sumin Kim
Experimental Assessment of Humidity Controlling the Performances of Moisture Adsorbing/Desorbing Building Materials

The climate of South Korea is that of high temperatures and high humidity in the summer season and low temperatures and low humidity in the winter.…

Hea-Jeong Kim, Yun-Gyu Lee, Kyoo-Dong Song
Improvement of Temperatures Stratification caused by Air-conditioner by means of Ceiling Fan in Classroom

This paper discusses on the indoor thermal environment controlled by the air-conditioners and the ceiling fans under the heating condition. An experiment…

Natsuka Wakamatsu, Yoshihisa Momoi, Toshio Yamanaka, Kazunobu Sagara, Hisashi Kotani
Exhaust effectiveness based on residual lifetime of contaminant in a ventilated space

Exhaust effectiveness indicates how effectively contaminated air can be removed from a space, whereas air change effectiveness indicates how…

Hwataik Han, Kyung-Jin Jang, Si-Hyung Lim, and Jungkyung Kim
Measurement of temperature distribution and CO2 concentration in a space-heated classroom

The winter thermal environment and indoor air quality in classrooms has been reported to be very poor in Japan. In this study, an air-conditioned,…

Shuzhao Liu, Hiroshi Yoshino, Akashi Mochida
Natural Ventilation in Thai Hospitals: A Field Study

Natural ventilation has been appraised as the main strategy in environmental control of airborne infection in resource-limited healthcare facilities. While…

Inkarojrit V.
Dynamic Insulation System applied to Window Frames (Part 2) - Energy saving effects of the proposed system in residential buildings

This paper describes the energy-saving effects of the proposed system with an active ventilation function and a heat pump for heat recovery. First, the…

Miho Tanaka, Sihwan Lee and Shinsuke Kato
Dynamic Insulation System applied to Window Frames (Part 1) - Evaluation of the thermal insulation efficiency of the proposed window frames

In order to insulate buildings more efficiently, many insulation methods have been proposed and successfully applied to the building envelope, including…

Sihwan Lee, Miho Tanaka and Shinsuke Kato
Potential of the Solar Thermal Desiccant Cooling in Asia-Pacific Region

The solar thermal desiccant cooling system was numerically investigated for application in the Asia-Pacific Region (East Asia and South East Asia). The…

N. Enteria, K. Mizutani, H. Yoshino, R. Yoshie, and A. Mochida
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