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³í¹®¸í ȯ°æ ¹× ½Ã°£°æ°ú¿¡ µû¸¥ °ÇÃà¿ë ´Ü¿­ÀçÀÇ ¿­ÀüµµÀ² º¯È­¿¡ °üÇÑ ½ÇÇèÀû ¿¬±¸ / An Experimental Study on The Thermal Conductivity Change of Building Insulation Materials with Environmental Condition and Long-Time Elapse
ÀúÀÚ¸í À̽¾ð½Äº°ÀúÀÚ(Lee Seung-Eon) ; °­Àç½Ä½Äº°ÀúÀÚ(Kang Jae-Sik) ; Á¤¿µ¼±(Jeong Young-Sun) ; ÃÖÇöÁß(Choi Hyoun-Jung)
¹ßÇà»ç ´ëÇѰÇÃàÇÐȸ
¼ö·Ï»çÇ× ´ëÇѰÇÃàÇÐȸ³í¹®Áý °èȹ°è, v.19 n.12 (2003-12)
ÆäÀÌÁö ½ÃÀÛÆäÀÌÁö(235) ÃÑÆäÀÌÁö(7)
ISSN 12269093
ÁÖÁ¦ºÐ·ù ȯ°æ¹×¼³ºñ
ÁÖÁ¦¾î ¿­ÀüµµÀ² ; ¿­ÀüµµÀúÇ× ; ´Ü¿­Àç ; ½Ã°£°æ°ú ; Thermal Conductivity ; Thermal Resistance ; Insulation Materials ; Time Elapse
¿ä¾à1 ´Ü¿­ÀçÀÇ ¼º´ÉÀº °Ç¹°ÀÇ ¿¡³ÊÁö Àý¾à°ú Á÷Á¢ ¿¬°üµÈ Áß¿äÇÑ ¹®Á¦À̳ª ÇöÀç±îÁö ´Ü¿­°ú ´Ü¿­Àç¿¡ ´ëÇÑ Á¶»ç ¹× ¿¬±¸°¡ ´Ù¾çÇÏ°Ô ÀÌ·ç¾îÁ® ¿ÔÀ½¿¡µµ ¾ÆÁ÷ ±¹³»¿¡¼± ±âÃÊÀûÀÎ ½ÇÇè¿¡ ´ëÇÑ ¿¬±¸¿Í ÀÚ·á°¡ ÃæºÐÇÏÁö ¸øÇÑ ½ÇÁ¤ÀÌ´Ù. ¶ÇÇÑ, °Ç¹°ÀÇ ¼ö¸íÀº 50³â ÀÌ»óÀ¸·Î ±â´ëÇϰí ÀÖÀ¸¸ç ¿ÜÇÇ ¹× ´Ü¿­ÀçÀÇ °³º¸¼ö ¶ÇÇÑ 20¢¦25³âÀ¸·Î Çϰí ÀÖ´Ù. ÀÌó·³ ´Ü¿­Àç°¡ Àå±â°£ »ç¿ëµÇ°í ÀÖÀ¸³ª ÀÌ¿¡ µû¸¥ ´Ü¿­ÀçÀÇ ¿­¼º´É º¯È­¿¡ °üÇÑ ¿¬±¸´Â ±¹³»¿¡¼± °ÅÀÇ ÀÌ·ç¾îÁöÁö ¸øÇϰí ÀÖ´Ù.
º» ¿¬±¸¿¡¼­´Â °ÇÃ๰¿¡ »ç¿ëµÇ´Â ±¹³»ÀÇ ´ëÇ¥ÀûÀÎ °ÇÃà¿ë ´Ü¿­Àç 5Á¾(ºñµå¹ýº¸¿ÂÆÇ, ¾ÐÃâ¹ýº¸¿ÂÆÇ, °æÁú¿ì·¹ÅºÆûº¸¿ÂÆÇ, À¯¸®¸é, ¾Ï¸é)À» ½ÇÇè´Ü¿­Àç·Î ¼±Á¤ÇÏ°í ¿­ÀüµµÀ² ½ÃÇèÀ» ½Ç½ÃÇÏ¿´À¸¸ç, ´Ü¿­Àç ³» ÇÔ½À»óÅ ¹× Ç¥¸é ¿Âµµº¯È­ ±×¸®°í Àå±â°£ ½Ã°£°æ°ú¿¡ µû¸¥ ´Ü¿­ÀçÀÇ ¿­¼º´É ÀڷḦ µµÃâ?Æò°¡ÇÔÀ¸·Î½á °ÇÃ๰ÀÇ ´Ü¿­¼³°è±âÁØÀÇ ±âÃÊÀÚ·á ¹× ±Ô°Ý¼±Á¤ µîÀ» À§ÇÑ ½ÃÇè±âÁØÀÇ ÀÚ·á·Î Ȱ¿ëÇϰíÀÚ ÇÑ´Ù.
½ÇÇè°á°ú, À¯¸®¸éÀº ´Ù¸¥ ´Ü¿­Àç¿¡ ºñÇØ ³ôÀº ÇÔ½ÀÀ» º¸¿´°í ½ÃÇè¿Âµµ°¡ »ó½ÂÇÒ¼ö·Ï ´Ü¿­ÀçÀÇ ¿­ÀüµµÀ²Àº Áõ°¡ÇÏ¿© ³ªÅ¸³µÀ¸¸ç ÇÃ¶ó½ºÆ½°è ¾ÐÃâ ¹ßÆ÷ º¸¿ÂÀçÀÇ °æ¿ì, ½Ã°£ÀÇ °æ°ú¿¡ µû¶ó ¿­ÀüµµÀ² ÃøÁ¤°ªÀÌ »ó½ÂÇÏ¿© ³ªÅ¸³µ´Ù. ÇâÈÄ, ´õ Àå±âÀûÀÎ ½Ã°£°æ°ú¿¡ µû¸¥ ¿­ÀüµµÀ² º¯È­¿¡ ´ëÇÑ Áö¼ÓÀûÀÎ ÃøÁ¤°ú ºÐ¼®ÀÌ ¼öÇàµÇ°í, ÇÃ¶ó½ºÆ½°è ¾ÐÃâ ¹ßÆ÷ º¸¿ÂÀçÀÇ Æ¯¼º¿¡ ´ëÇÑ º¸´Ù Á¤¹ÐÇÑ Á¶°Ç¿¡¼­ÀÇ ¿¬±¸°¡ ÇÊ¿äÇÏ´Ù.
¿ä¾à2 The objective of this research is to provide the basic experimental data for thermal insulation design standard of buildings and for test criterion. We tested the thermal conductivity of insulation materials which was the insulation materials in domestic buildings with environmental condition change and long-time elapse. In research, we measured change of thermal conductivity with change of contained water rate by weight, test temperature change and the passage of time. the specimens of insulation materials were kept in test condition, which was influenced by the outside environment during long-time elapse test.
The result of the research shows 1)the contained water rate of artificial mineral fiber insulations is higher than others, 2)thermal conductivity rises as test temperature goes up, 3)the thermal conductivity of the extruding insulations and hardened Urethane foam changes with environmental condition and time elapse. As a result, the test methods and standards for thermal conductivity properties have much room for consideration.
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