{"id":361758,"date":"2024-06-22T12:05:25","date_gmt":"2024-06-22T11:05:25","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%eb%8b%a4%ea%b3%b5%ec%84%b1-%ec%a0%84%ea%b7%b9%ec%97%90%ec%84%9c%ec%9d%98-%ec%97%b4-%ec%a0%84%eb%8b%ac\/"},"modified":"2024-06-22T12:05:25","modified_gmt":"2024-06-22T11:05:25","slug":"%eb%8b%a4%ea%b3%b5%ec%84%b1-%ec%a0%84%ea%b7%b9%ec%97%90%ec%84%9c%ec%9d%98-%ec%97%b4-%ec%a0%84%eb%8b%ac","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ko\/%eb%8b%a4%ea%b3%b5%ec%84%b1-%ec%a0%84%ea%b7%b9%ec%97%90%ec%84%9c%ec%9d%98-%ec%97%b4-%ec%a0%84%eb%8b%ac\/","title":{"rendered":"\ub2e4\uacf5\uc131 \uc804\uadf9\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec"},"content":{"rendered":"

\ub2e4\uacf5\uc131 \uc804\uadf9\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec \uba54\ucee4\ub2c8\uc998\uacfc \uc774\ub97c \ud1b5\ud574 \uc5f0\ub8cc \uc804\uc9c0 \ubc0f \ubc30\ud130\ub9ac \uc131\ub2a5 \ucd5c\uc801\ud654\uc640 \ud6a8\uc728\uc801\uc778 \uc5f4 \uad00\ub9ac \ubc29\uc548\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n

\"\ub2e4\uacf5\uc131<\/p>\n

\ub2e4\uacf5\uc131 \uc804\uadf9\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec<\/h2>\n

\ub2e4\uacf5\uc131 \uc804\uadf9\uc740 \uc5d0\ub108\uc9c0 \uc800\uc7a5 \uc7a5\uce58, \uc5f0\ub8cc \uc804\uc9c0, \ubc30\ud130\ub9ac \ub4f1 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774 \uc804\uadf9 \ub0b4\ubd80\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec \uba54\ucee4\ub2c8\uc998\uc744 \uc774\ud574\ud558\ub294 \uac83\uc740 \uc131\ub2a5 \ud5a5\uc0c1\uacfc \ud6a8\uc728\uc801\uc778 \uc5f4 \uad00\ub9ac\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n

\uc5f4 \uc804\ub2ec\uc758 \uae30\ubcf8 \uac1c\ub150<\/h2>\n

\uc5f4 \uc804\ub2ec\uc740 \uc8fc\ub85c \uc804\ub3c4(conduction), \ub300\ub958(convection), \ubcf5\uc0ac(radiation) \uc138 \uac00\uc9c0 \ubc29\uc2dd\uc73c\ub85c \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4:<\/p>\n

<\/p>\n

  • \uc804\ub3c4: \uace0\uccb4 \ub0b4\ubd80\ub97c \ud1b5\ud574 \ub610\ub294 \uace0\uccb4\uc640 \uc811\ucd09\ud55c \ubb3c\uc9c8\uc744 \ud1b5\ud574 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uacfc\uc815<\/li>\n
  • \ub300\ub958: \uc720\uccb4\uc758 \ud750\ub984\uc5d0 \uc758\ud574 \uc5f4\uc774 \uc774\ub3d9\ud558\ub294 \uacfc\uc815<\/li>\n
  • \ubcf5\uc0ac: \uc804\uc790\uae30\ud30c\ub97c \ud1b5\ud574 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uacfc\uc815<\/li>\n

    <\/u1><\/p>\n

    \ub2e4\uacf5\uc131 \uc804\uadf9\uc758 \uad6c\uc870\uc640 \ud2b9\uc131<\/h2>\n

    \ub2e4\uacf5\uc131 \uc804\uadf9\uc740 \ubbf8\uc138\ud55c \uae30\uacf5(pores)\uc744 \uac00\uc9c0\uace0 \uc788\uc5b4, \uace0\uccb4\uc640 \uc720\uccb4(\uc8fc\ub85c \uc804\ud574\uc9c8)\uac00 \ud63c\uc7ac\ub41c \ubcf5\uc7a1\ud55c \uad6c\uc870\ub97c \ud615\uc131\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uad6c\uc870\uc801 \ud2b9\uc131\uc73c\ub85c \uc778\ud574 \ub2e4\uacf5\uc131 \uc804\uadf9\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec\uc740 \uc77c\ubc18\uc801\uc778 \uace0\uccb4 \ub610\ub294 \uc720\uccb4\uc758 \uc5f4 \uc804\ub2ec\uacfc\ub294 \ub2e4\ub978 \uc138\ubd80 \uba54\ucee4\ub2c8\uc998\uc744 \uac00\uc9d1\ub2c8\ub2e4.<\/p>\n

    \ub2e4\uacf5\uc131 \uc804\uadf9\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec \uba54\ucee4\ub2c8\uc998<\/h2>\n

    \ub2e4\uacf5\uc131 \uc804\uadf9 \ub0b4\ubd80\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc8fc\uc694 \uc5f4 \uc804\ub2ec \uba54\ucee4\ub2c8\uc998\uc774 \uc791\uc6a9\ud569\ub2c8\ub2e4:<\/p>\n

    <\/p>\n

  • \uace0\uccb4 \ub0b4 \uc5f4 \uc804\ub3c4(ks<\/sub><\/i>): \uc804\uadf9\uc758 \uace0\uccb4 \ubd80\ubd84\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub3c4<\/li>\n
  • \uc720\uccb4 \ub0b4 \uc5f4 \uc804\ub3c4(kf<\/sub><\/i>): \uc804\ud574\uc9c8\uacfc \uac19\uc740 \uc720\uccb4 \ubd80\ubd84\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub3c4<\/li>\n
  • \ub300\ub958 \uc5f4 \uc804\ub2ec(h<\/i>): \uc720\uccb4\uc758 \ud750\ub984\uc5d0 \uc758\ud574 \uc5f4\uc774 \uc804\ub2ec\ub418\ub294 \uacfc\uc815<\/li>\n

    <\/u1><\/p>\n

    \uc5f4 \uc804\ub2ec \ubc29\uc815\uc2dd<\/h2>\n

    \ub2e4\uacf5\uc131 \ub9e4\uccb4\uc5d0\uc11c\uc758 \ucd1d \uc5f4 \uc804\ub2ec\uc740 \uace0\uccb4\uc640 \uc720\uccb4 \ubd80\ubd84\uc758 \uc5f4 \uc804\ub2ec\uc744 \ubaa8\ub450 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \ud45c\ud604\ud558\ub294 \uae30\ubcf8 \ubc29\uc815\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n

    \\[
    \nq = \\left( \\frac{ks<\/sub> As<\/sub> \\Delta T}{ds<\/sub>} \\right) + \\left( \\frac{kf<\/sub> Af<\/sub> \\Delta T}{df<\/sub>} \\right) + (h A )
    \n\\]\n

    \uc5ec\uae30\uc11c:<\/p>\n

    <\/p>\n

  • q<\/i>: \ucd1d \uc5f4 \uc804\ub2ec\uc728<\/li>\n
  • ks<\/sub><\/i>: \uace0\uccb4\uc758 \uc5f4\uc804\ub3c4\ub3c4<\/li>\n
  • As<\/sub><\/i>: \uace0\uccb4\uc758 \ub2e8\uba74\uc801<\/li>\n
  • \u0394T<\/i>: \uc628\ub3c4 \ucc28\uc774<\/li>\n
  • ds<\/sub><\/i>: \uace0\uccb4\uc758 \ub450\uaed8<\/li>\n
  • kf<\/sub><\/i>: \uc720\uccb4\uc758 \uc5f4\uc804\ub3c4\ub3c4<\/li>\n
  • Af<\/sub><\/i>: \uc720\uccb4\uc758 \ub2e8\uba74\uc801<\/li>\n
  • df<\/sub><\/i>: \uc720\uccb4\uc758 \ub450\uaed8<\/li>\n
  • h<\/i>: \ub300\ub958 \uc5f4 \uc804\ub2ec \uacc4\uc218<\/li>\n
  • A<\/i>: \ub300\ub958\uac00 \uc77c\uc5b4\ub098\ub294 \ud45c\uba74\uc801<\/li>\n

    <\/u1><\/p>\n

    \uc751\uc6a9 \ubd84\uc57c<\/h2>\n

    \ub2e4\uacf5\uc131 \uc804\uadf9\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec \uc774\ud574\ub294 \uc5ec\ub7ec \uace0\uae09 \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \ud544\uc218\uc801\uc785\ub2c8\ub2e4:<\/p>\n

    <\/p>\n

  • \uc5f0\ub8cc \uc804\uc9c0: \ubc18\uc751\uc5d0 \uc758\ud574 \ubc1c\uc0dd\ud558\ub294 \uc5f4\uc744 \ud6a8\uc728\uc801\uc73c\ub85c \uad00\ub9ac\ud574\uc57c \ud568<\/li>\n
  • \ub9ac\ud2ac \uc774\uc628 \ubc30\ud130\ub9ac: \uc5f4 \ucd95\uc801\uacfc \uacfc\uc5f4\uc744 \ubc29\uc9c0\ud558\uc5ec \uc548\uc804\uc131 \ud5a5\uc0c1<\/li>\n
  • \uc5d0\ub108\uc9c0 \uc800\uc7a5 \uc7a5\uce58: \ud6a8\uc728\uc801\uc778 \uc5f4 \ubd84\uc0b0\uc744 \ud1b5\ud574 \uc131\ub2a5 \ucd5c\uc801\ud654<\/li>\n

    <\/u1><\/p>\n

    \uacb0\ub860<\/h2>\n

    \ub2e4\uacf5\uc131 \uc804\uadf9\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec\uc740 \uc804\ub3c4, \ub300\ub958, \ubcf5\uc0ac \ub4f1 \ub2e4\uc591\ud55c \uc5f4 \uc804\ub2ec \uba54\ucee4\ub2c8\uc998\ub4e4\uc774 \ubcf5\ud569\uc801\uc73c\ub85c \uc791\uc6a9\ud569\ub2c8\ub2e4. \uc774\ub97c \uc798 \uc774\ud574\ud558\uba74 \uc5d0\ub108\uc9c0 \uc800\uc7a5 \uc7a5\uce58 \ub4f1\uc758 \uc131\ub2a5\uc744 \uadf9\ub300\ud654\ud560 \uc218 \uc788\uc73c\uba70, \uc548\uc804\uc131\uc744 \ub192\uc774\ub294 \ub370\uc5d0\ub3c4 \ud070 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \uc55e\uc73c\ub85c\ub3c4 \uc774 \ubd84\uc57c\uc5d0 \ub300\ud55c \uc5f0\uad6c\uc640 \uac1c\ubc1c\uc774 \uacc4\uc18d\ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

    \ub2e4\uacf5\uc131 \uc804\uadf9\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec \uba54\ucee4\ub2c8\uc998\uacfc \uc774\ub97c \ud1b5\ud574 \uc5f0\ub8cc \uc804\uc9c0 \ubc0f \ubc30\ud130\ub9ac \uc131\ub2a5 \ucd5c\uc801\ud654\uc640 \ud6a8\uc728\uc801\uc778 \uc5f4 \uad00\ub9ac \ubc29\uc548\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[124],"tags":[],"yoast_head":"\n\ub2e4\uacf5\uc131 \uc804\uadf9\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec<\/title>\n<meta name=\"description\" content=\"\ub2e4\uacf5\uc131 \uc804\uadf9\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec \uba54\ucee4\ub2c8\uc998\uacfc \uc774\ub97c \ud1b5\ud574 \uc5f0\ub8cc \uc804\uc9c0 \ubc0f \ubc30\ud130\ub9ac \uc131\ub2a5 \ucd5c\uc801\ud654\uc640 \ud6a8\uc728\uc801\uc778 \uc5f4 \uad00\ub9ac \ubc29\uc548\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.\" \/>\n<meta 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