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°¡»ó¼¾¼ ¸ðµ¨ °³¹ßÀ» ÅëÇÑ °Ç¹° ±âÁ¸ ¿Âµµ ¼¾¼ Ȱ¿ë Æò±Õº¹»ç¿Âµµ ½Ç½Ã°£ ¿¹Ãø / Real-time Prediction of Mean Radiant Temperature through Developed a Virtual Sensor Model using Existing Sensors |
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½ÅÇýÁø(Shin, Hye-Jin) ; À̵¿¼®(Lee, Dong-Seok) |
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Çѱ¹°ÇÃàģȯ°æ¼³ºñÇÐȸ ³í¹®Áý, Vol.18 No.2 (2024-04) |
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½ÃÀÛÆäÀÌÁö(98) ÃÑÆäÀÌÁö(11) |
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Æò±Õº¹»ç¿Âµµ; Ç¥¸é¿Âµµ; RC ¸ðµ¨; °¡»ó¼¾¼ ; Mean Radiant Temperature; Surface temperature; RC model; Virtual Sensor |
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The mean radiant temperature (MRT) is a critical factor influencing approximately half of the thermal comfort experienced by occupants. However, existing methods for measuring MRT have not been employed due to the physical limitations of the measuring equipment. This study aims to develop a virtual sensor model for predict MRT applicable in existing buildings without the need for additional sensor installations. To achieve this, experiment was conducted. Simplified resistance-capacity (RC) model was applied for building model. Using particle swarm optimization (PSO), R and C values were obtained to predict indoor surface temperatures. Finally, real-time MRT spatial distribution was predicted using the derived surface temperatures, and the outcomes were thoroughly discussed. The result of this study indicates the practical applicability of the MRT prediction model in occupied buildings. |