{"id":360716,"date":"2024-06-22T11:51:55","date_gmt":"2024-06-22T10:51:55","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%eb%8b%a4%ec%83%81-%ed%9d%90%eb%a6%84%ec%97%90%ec%84%9c%ec%9d%98-%ec%97%b4-%ec%a0%84%eb%8b%ac\/"},"modified":"2024-06-22T11:51:55","modified_gmt":"2024-06-22T10:51:55","slug":"%eb%8b%a4%ec%83%81-%ed%9d%90%eb%a6%84%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%ec%83%81-%ed%9d%90%eb%a6%84%ec%97%90%ec%84%9c%ec%9d%98-%ec%97%b4-%ec%a0%84%eb%8b%ac\/","title":{"rendered":"\ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec"},"content":{"rendered":"

\ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec\uc740 \uace0\uccb4, \uc561\uccb4, \uae30\uccb4\uac00 \ub3d9\uc2dc\uc5d0 \uc874\uc7ac\ud558\ub294 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc77c\uc5b4\ub098\ub294 \uc5f4 \uc804\ub2ec \ud604\uc0c1\uc744 \uc124\uba85\ud558\uba70 \ub2e4\uc591\ud55c \uc0b0\uc5c5 \uc751\uc6a9\uc5d0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n

\"\ub2e4\uc0c1<\/p>\n

\ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec<\/h2>\n

\ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec\uc740 \uc5ec\ub7ec \uc0c1\uc774 \uacf5\uc874\ud558\ub294 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc77c\uc5b4\ub098\ub294 \uc5f4 \uc804\ub2ec \ud604\uc0c1\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \ub2e4\uc0c1 \ud750\ub984(multiphase flow)\uc774\ub780 \ub450 \uac1c \uc774\uc0c1\uc758 \ubb3c\ub9ac\uc801 \uc0c1\ud0dc(\uc608: \uace0\uccb4, \uc561\uccb4, \uae30\uccb4)\uac00 \ub3d9\uc2dc\uc5d0 \ud750\ub974\ub294 \ud604\uc0c1\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud604\uc0c1\uc740 \ud654\ud559 \uacf5\uc815, \uc6d0\uc790\ub825 \ubc1c\uc804, \ud658\uacbd \uacf5\ud559 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n

\ub2e4\uc0c1 \ud750\ub984\uc758 \uc720\ud615<\/h2>\n

<\/p>\n

  • \uae30\uc561 \ud750\ub984 (Gas-Liquid Flow)<\/li>\n
  • \uae30\uace0 \ud750\ub984 (Gas-Solid Flow)<\/li>\n
  • \uc561\uace0 \ud750\ub984 (Liquid-Solid Flow)<\/li>\n
  • \uae30\uc561\uace0 \ud750\ub984 (Gas-Liquid-Solid Flow)<\/li>\n

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

    \ub2e4\uc0c1 \ud750\ub984\uc758 \uac01 \uc720\ud615\uc740 \uc5f4 \uc804\ub2ec \uba54\ucee4\ub2c8\uc998\uacfc \uadf8 \ud2b9\uc131\uc774 \ub2e4\ub974\uae30 \ub54c\ubb38\uc5d0 \uc774\ub97c \uc774\ud574\ud558\uace0 \uc81c\uc5b4\ud558\ub294 \uac83\uc740 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n

    \uc5f4 \uc804\ub2ec \uba54\ucee4\ub2c8\uc998<\/h2>\n

    \ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec\uc740 \uc8fc\ub85c \uc804\ub3c4(conduction), \ub300\ub958(convection), \ubcf5\uc0ac(radiation)\uc640 \uac19\uc740 \uae30\ubcf8 \uba54\ucee4\ub2c8\uc998\uc5d0 \uc758\ud574 \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\ub294 \uc0c1\ud638\uc791\uc6a9\uc774 \ubcf5\uc7a1\ud558\uace0 \ub2e4\uc591\ud55c \ud604\uc0c1\uc774 \uc77c\uc5b4\ub0a0 \uc218 \uc788\uae30 \ub54c\ubb38\uc5d0 \ub2e8\uc0c1 \ud750\ub984\ubcf4\ub2e4 \uc5f4 \uc804\ub2ec\uc774 \ub354 \uc5b4\ub835\uace0 \ubcf5\uc7a1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

    \uc804\ub3c4 (Conduction)<\/h3>\n

    \uc804\ub3c4\ub294 \ubb3c\uc9c8 \ub0b4\ubd80\uc5d0\uc11c \uc5f4\uc774 \uc774\ub3d9\ud558\ub294 \ud604\uc0c1\uc785\ub2c8\ub2e4. \uc774\ub294 \uace0\uccb4, \uc561\uccb4, \uae30\uccb4 \ubaa8\ub450\uc5d0\uc11c \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c \uc804\ub3c4\ub294 \ud2b9\ud788 \uace0\uccb4\uc640 \uace0\uccb4, \ub610\ub294 \uace0\uccb4\uc640 \uc561\uccb4 \uac04\uc758 \uc5f4 \uc804\ub2ec\uc5d0\uc11c \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n

    \ub300\ub958 (Convection)<\/h3>\n

    \ub300\ub958\ub294 \uc720\uccb4\uac00 \uc774\ub3d9\ud558\uba74\uc11c \uc5f4\uc744 \uc804\ub2ec\ud558\ub294 \ud604\uc0c1\uc785\ub2c8\ub2e4. \ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\ub294 \ub300\ub958\uac00 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uae30\uc561 \ud750\ub984\uc5d0\uc11c\ub294 \uae30\uccb4\uc640 \uc561\uccb4\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \ud1b5\ud574 \uc5f4\uc774 \uc804\ub2ec\ub429\ub2c8\ub2e4.<\/p>\n

    \ubcf5\uc0ac (Radiation)<\/h3>\n

    \ubcf5\uc0ac\ub294 \uc804\uc790\uae30\ud30c\ub97c \ud1b5\ud574 \uc5f4\uc774 \uc774\ub3d9\ud558\ub294 \ud604\uc0c1\uc785\ub2c8\ub2e4. \ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\ub294 \ubcf5\uc0ac\ubcf4\ub2e4\ub294 \uc804\ub3c4\uc640 \ub300\ub958\uac00 \ub354 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uace0\uc628 \uace0\uccb4 \ud45c\uba74\uc5d0\uc11c\uc758 \ubcf5\uc0ac \uc5f4 \uc804\ub2ec\ub3c4 \ubb34\uc2dc\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n

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

    \ub2e4\uc0c1 \ud750\ub984 \ub0b4\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec\uc740 \uc5d0\ub108\uc9c0 \ubc29\uc815\uc2dd\uc744 \ud1b5\ud574 \uc124\uba85\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uc5d0\ub108\uc9c0 \ubc29\uc815\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n

    \\[ \\frac{\\partial ( \\rho E )}{\\partial t} + \\nabla \\cdot ( \\rho \\vec{u} E ) = – \\nabla \\cdot \\vec{q} + \\dot{q}’ \\]\n

    \uc5ec\uae30\uc11c,

    \n\\rho\ub294 \ubc00\ub3c4,
    \nE\ub294 \ub0b4\ubd80 \uc5d0\ub108\uc9c0,
    \nt\ub294 \uc2dc\uac04,
    \n\\vec{u}\ub294 \uc18d\ub3c4 \ubca1\ud130,
    \n\\vec{q}\ub294 \uc5f4 \uc720\uc18d \ubca1\ud130,
    \n\\dot{q}’\ub294 \uc0dd\uc131\ub41c \uc5f4\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n

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

    \ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec\uc740 \ub2e4\uc591\ud55c \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud569\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uba87 \uac00\uc9c0 \uc608\uc785\ub2c8\ub2e4:<\/p>\n

    <\/p>\n

  • \uc6d0\uc790\ub825 \ubc1c\uc804\uc18c\uc5d0\uc11c \ub0c9\uac01\uc218\uc640 \uc99d\uae30 \uac04\uc758 \uc5f4 \uad50\ud658<\/li>\n
  • \ud654\ub825 \ubc1c\uc804\uc18c\uc5d0\uc11c \uc5f0\ub8cc\uc640 \uacf5\uae30 \ud63c\ud569\ubb3c\uc758 \uc5f0\uc18c \ubc0f \uc5f4 \uc804\ub2ec<\/li>\n
  • \ud654\ud559 \uacf5\uc815\uc5d0\uc11c \ub2e4\uc0c1 \ubc18\uc751\uae30 \ub0b4\uc758 \uc5f4 \uad00\ub9ac<\/li>\n
  • \uc11d\uc720 \ubc0f \uac00\uc2a4 \uc0b0\uc5c5\uc5d0\uc11c \ub2e4\uc0c1 \ud30c\uc774\ud504\ub77c\uc778\uc758 \uc5f4 \uad00\ub9ac<\/li>\n

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

    \uacb0\ub860<\/h2>\n

    \ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec\uc740 \uacf5\ud559\uacfc \uacfc\ud559\uc758 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774\ub97c \uc774\ud574\ud558\uace0 \ud6a8\uacfc\uc801\uc73c\ub85c \uc81c\uc5b4\ud558\uae30 \uc704\ud574\uc11c\ub294 \ubcf5\uc7a1\ud55c \uc5f4 \uc804\ub2ec \uba54\ucee4\ub2c8\uc998\uc744 \uba85\ud655\ud788 \ud30c\uc545\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \ub2e4\uc0c1 \ud750\ub984\uc758 \ud2b9\uc131\uc744 \uace0\ub824\ud55c \uc5f4 \uc804\ub2ec \ubd84\uc11d\uacfc \ubc29\uc815\uc2dd\uc758 \uc801\uc6a9\uc740 \ud6a8\uc728\uc801\uc778 \uc2dc\uc2a4\ud15c \uc124\uacc4\uc640 \uc6b4\uc601\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

    \ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec\uc740 \uace0\uccb4, \uc561\uccb4, \uae30\uccb4\uac00 \ub3d9\uc2dc\uc5d0 \uc874\uc7ac\ud558\ub294 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc77c\uc5b4\ub098\ub294 \uc5f4 \uc804\ub2ec \ud604\uc0c1\uc744 \uc124\uba85\ud558\uba70 \ub2e4\uc591\ud55c \uc0b0\uc5c5 \uc751\uc6a9\uc5d0 \uc911\uc694\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\uc0c1 \ud750\ub984\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec<\/title>\n<meta name=\"description\" content=\"\ub2e4\uc0c1 \ud750\ub984\uc5d0\uc11c\uc758 \uc5f4 \uc804\ub2ec\uc740 \uace0\uccb4, \uc561\uccb4, \uae30\uccb4\uac00 \ub3d9\uc2dc\uc5d0 \uc874\uc7ac\ud558\ub294 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc77c\uc5b4\ub098\ub294 \uc5f4 \uc804\ub2ec \ud604\uc0c1\uc744 \uc124\uba85\ud558\uba70 \ub2e4\uc591\ud55c 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