The calculation system for vertical ventilation with wind chimney on the roof driven by wind and buoyancy is presented and the necessary data is measured.
31st AIVC Conference - Seoul, Korea - 26-28 October 2010
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.
Design Method of Vertical Ventilation with Wind Chimney on Roof Driven by Wind and Buoyancy | 2010 | English
Prediction of Heat Emission Effect at Small Single-sided Openings in Apartment Houses | 2010 | English
In this study, we propose a method for forecasting heat emission effect in a small single-sided slit opening. In order to make a heat flux forecasting model, we carried out field measurement, wind tunnel experiment, and CFD analysis.
Energy Saving Potentials of Dedicated Outdoor Air System in High-rise Apartment Buildings | 2010 | English
The main thrust of this paper is to investigate the optimized supply air condition and energy saving potentials of a dedicated outdoor air system (DOAS) applied to a high-rise apartment building.
Development of a heat pump system with the heat source network model using solar, ground and air heat source | 2010 | English
In this research, a heat pump system with a heat source network is suggested which utilizes outdoor air heat, solar heat and ground heat as heat source for cooling, heating, hot water and refrigerating.
Calculation of Dehumidification Coefficients for Numerical Simulation of Desiccant Wheel | 2010 | English
In the previous study, a numerical method which simulates combined heat and moisture transfer process in solid desiccant materials was investigated.
As concern about IAQ has increased, forced-air distribution systems are being viewed as a potentially important factor in preventing the transport of indoor and outdoor pollutants.
Guideline for ventilation to improve indoor air quality in apartment housings in Korea was recently enacted and natural or mechanical ventilation system has become mandatory.
Case-Control study for the Association Between Indoor Environmental Factors and Children’s Health Problems in Japan – Part 2 Results of Measurements during Rainy Season and Winter | 2010 | English
In order to clarify the association between indoor environmental factors and children’s health problems, indoor air quality was investigated during the winter and rainy seasons in Japan.
Case-Control study for the Association Between Indoor Environmental Factors and Children’s Health Problems in Japan-Part1 a nationwide questionnaire study among 1664 primary school students. | 2010 | English
Recent studies show the number of people affected by biological contaminants have increased every year in Japan.
Child care center, one of the public facilities, has recently been increased. It is because of the government's childbirth policy.
Rotary heat recovery exchangers are widely used in ventilation systems, and the units are known for their high efficiency and almost maintenance-free operation. Temperature efficiencies above 80% are not uncommon.
Furniture can raise indoor air contaminants with toxic emissions of VOC and formaldehyde..
A Study on Indoor Environments Made by Thin Line Type Ventilators in Apartment Houses | 2010 | English
Total heat recovery type ventilators that are connected to each room with ducts are mainly installed in Korea, but they raise concern over duct pollution.
Numerical prediction of particle transport passed through ventilator by CFD with Lagrangian method | 2010 | English
The use of CFD technique for predicting the properties of airflow fields and particle movement is effective to carry out parametric study intended for a wide range of particle sizes.
As part of a field measurement project of unvented gas fireplaces in 30 homes, portable carbon monoxide sensors were located in several places in each home.
Experimental method for determining removal efficiency of house dust by mechanical ventilation | 2010 | English
Biological contamination has recently become an important issue in the residential indoor environment.
Indentifying pollutants that pose a potential hazard indoors is an important first step to reducing risks. We reviewed key published studies reporting measurements of chemical pollutants in residences.
Exposure Risk Assessment by Coupled Analysis of CFD and SIR model in Enclosed Space | 2010 | English
The indoor environment can play a significant role in the transmission and exposure of various contaminants.
Numerical Prediction of Airflow and Temperature Distribution in Large-Scale Agricultural PVC Greenhouse | 2010 | English
Large-scale greenhouses are usually adopted to control the indoor climate conditions in agriculture.
Stratum ventilation has been proposed to cope for elevated indoor temperature recommended by governments in East Asia. TRNSYS is used for computation of the space cooling load and system energy consumption.