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진정탁(Jin, Jeong-Tak),조수영(Jo, Su-Young),정재원(Jeong, Jae-Won) 한국건축친환경설비학회 2012 한국건축친환경설비학회 학술발표대회 논문집 Vol.2012 No.10
The purpose of this paper is to propose the optimization process that the envelope thermal performance of free-form buildings at early stage in the design process. So, this study performs geometric modeling of the example of the free-form buildings by using parametric design method(PDM), and mesh generate base on using finite element mothod(FEM). The information of the geometric is extracted from divided mesh generated by the FEM tool. The design variables of the thermal load prediction model are transformed by the geometric information. And then, this study performed the process of the genetic algorithm(GA) for the purpose of minimizing the envelope load of the free-form buildings. It was found that the proposed GA based process is able to quickly optimize the thermal load of a free-form building within about 20% of decrease, compared with initial form thermal loads. The designer can be used in the envelope design of free-form buildings by the parametric design method which give effect of each parameter on energy conservative free-form buildings.
진정탁(Jin Jeong-Tak),조홍재(Cho Hong-Jae),김민휘(Kim Min-Hwi),정재원(Jeong Jae-Weon) 대한건축학회 2011 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.31 No.2(계획계)
The purpose of this paper is to suggest a simple way of estimating the thermal load of free form buildings, which can be applied at the early stage of building design. The thermal load of a conventional building is compared with those for the various free form buildings which have the same envelope area. And then, the impact of changes in directional window area ratio and exterior wall area ratio on the thermal load of a free form building are analyzed and expressed as a simple polynomial equation. This study also suggests a guideline that can be used for designing an energy conservative free form building.
진정탁(Jin, Jeong-Tak),조홍재(Cho, Hong-Jae),박준영(Park, Jun-Young),정재원(Jeong, Jae-Weon) 대한건축학회 2012 대한건축학회논문집 Vol.28 No.11
The purpose of this paper is to propose the optimization algorithm that the envelope design of free-form buildings at early stage in the design process. So, this study performs geometric modeling of the example of the free-form buildings by using parametric design method, and mesh generate base on using the finite element method. The information of the geometric is extracted from divided mesh generated by the finite element method tool. The design variables of the thermal load prediction model are transformed by the geometric information. And then, this study performed the process of the genetic algorithm for the purpose of minimizing the envelope load of the free-form buildings. The designer can be used in the envelope design of free-form buildings by the parametric design method which give effect of each parameter on energy conservative free-form buildings.
진정탁(Jin, Jeong-Tak),김민휘(Kim, Min-Hwi),심재현(Shim, Jae-Hyun),정재원(Jeong, Jae-Weon) 대한건축학회 2011 대한건축학회논문집 Vol.27 No.12
The purpose of this paper is to suggest a simple way of estimating the thermal load of free form buildings, which can be applied at the early stage of building design. The thermal load of a conventional building is compared with those for the various free form buildings which have the same envelope area. And then, the impact of changes in directional window area ratio and exterior wall area ratio on the thermal load of a free form building are analyzed and expressed as a simple polynomial equation. The thermal load for each case is estimated using TRNSYS 16 with Type 56 of multi-zone building components. The result of this research can be used for designing an energy conservative free form buildings.