LoginA new calculation method is proposed for designing space radiant heating/cooling systems by improving conventional methods of steady and unsteady heat transfer calculation theory which has usually been used for designing of buried pipe floor heati
IBPSA 1999 - Kyoto, Japan
International Building Simulation Conference 1999, Kyoto, Japan.
Contains 177 papers
Volume content
Research on calculation method of thermal design load in radiant heating and coolind systems | 1999 | English
Study on adaptive mesh generation method in CFD calculation with conjugate heat transfer model | 1999 | English
In order to make proper radiative meshes with considering thermal distribution on solid surfaces, we inves- tigated the adaptive mesh generation method and per- formed parametric survey for a threshold which con- trols subdivision of mesh.
The treatment of convective heat transfer at internal building surfaces has a significant impact on the simulation of heat and air flow.
The optimization of the cogeneration systems (CGS) with the gas engine generator is studied by using the Hamiltonian algorithm (HA).
Simulation of daylight performance of buildings by the daylight source model based on geostational meteorological satellite images | 1999 | English
This paper introduces a method to simulate the day-light performance of buildings using geostational me- teorological satellite images.
Numerical analysis of annual exergy consumption for daylighting, electric-ligthing, and space heating/cooling system | 1999 | English
The purpose of this study is to show explicitly a series of exergy input, output, and consumption for daylighting, electric-lighting, and space heating/cooling system and hence to reveal how daylighting system consumes solar exergy and how electri
RARX algorithm based model development and application to real time data for on-line fault detection in Vav Ahu Units | 1999 | English
Assimilation of cost-effective Fault Detection and Diagnosis (FDD) technique in building management sys- tem can save enormous amount of energy and material.
Based on K- two equation turbulence model, we used PHOENICS 1.4 and numerically simulated air distribution and contamination field under different conditions in a vector- flow clean room.
Internal melt ice-on-coil tank with built-in horizontal tubes is a kind of ice tank used widely. Its discharge process is effected greatly by density different between ice and water.
A reduction in the emissions arising from urban activities demands a combination of energy efficiency measures and a move away from fossil fuel sources.
The purpose of this study is to develop the technique that mixing energy loss is predicted at the time of the air conditioning system design by the simulation.
In the present work, human thermal comfort is investigated within the built environment. The analysis is based on two building thermal simulation models.
The paper discusses the development of a computational thermal simulation engine as an object. The simulation engine utilizes Transfer Function (TF) Algorithms where all TF procedures have been implemented.
Modeling and accuracy of sound field analysis by finite element method on building environments | 1999 | English
A practical way to estimate the accuracy of sound field analysis by the finite element method in building environments is presented here.
Numerical simulation on simultaneous control process of indoor air temperature and of indoor air temperature and humidity | 1999 | English
In order to evaluate the air conditioning system performance in terms of control, comfort and energy conservation, this paper presents an approach to modeling automatic control process in a typical conditioned space of an office building.
A method for evaluating solar rights and shading requirements in an urban environment is presented. The method is embedded in a CAD tool developed and adapted for this purpose.
Studyind thermal performance of split-type air-conditioners at building re-entrant via computer simulation | 1999 | English
The use of split-type air-conditioners in new apartment buildings becomes popular in Hong Kong. One requirement for their effective use is satisfactory heat rejection at the outdoor condensing units.
New experimental validation and model improvement tools for the Clim2000 energy simulation software program | 1999 | English
This work has allowed to test different model improvement tools, by applying them on two building models. At the close of this study, an important point concerning the capability of the CLIM2000 software program to perform exact derivative
The purpose of this study is designing a hybrid system which is a combination of radiant cooling and low temperature air conditioning integrated with ice stor- age system.
It is important to apply the natural light effectively for the low energy consuming daylighting design.