{"id":23381,"date":"2024-09-09T16:22:01","date_gmt":"2024-09-09T08:22:01","guid":{"rendered":"https:\/\/firstmold.com\/?p=23381"},"modified":"2025-07-15T13:32:35","modified_gmt":"2025-07-15T05:32:35","slug":"torsional-rigidity","status":"publish","type":"post","link":"https:\/\/firstmold.com\/ko\/tips\/torsional-rigidity\/","title":{"rendered":"\ube44\ud2c0\ub9bc \uac15\uc131\uc758 \uc774\ud574: \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc758 \uc6d0\ub9ac, \uacc4\uc0b0 \ubc0f \uc751\uc6a9 \ubd84\uc57c"},"content":{"rendered":"

\ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uae30\ubcf8\uc801\uc778 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ud30c\ub77c\ubbf8\ud130\uc785\ub2c8\ub2e4. \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \ud1a0\ud06c\ub97c \ubc1b\ub294 \uad6c\uc870 \ubd80\uc7ac\uac00 \ube44\ud2c0\ub9bc\uc5d0 \uc800\ud56d\ud558\ub294 \ub2a5\ub825\uc785\ub2c8\ub2e4. \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uc790\ub3d9\ucc28, \ud56d\uacf5\uc6b0\uc8fc, \ud1a0\ubaa9 \uac74\uc124 \ub4f1\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc0e4\ud504\ud2b8, \ube54 \ubc0f \uae30\ud0c0 \uae30\uacc4 \ubd80\ud488\uacfc \uac19\uc774 \ube44\ud2c0\ub9bc \ud558\uc911\uc744 \ubc1b\ub294 \ubd80\ud488\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud558\uace0 \uac00\uce58 \uc788\ub294 \ud2b9\uc131\uc785\ub2c8\ub2e4. \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \ube44\ud2c0\ub9bc \uac15\ub3c4\uc640 \ub0b4\uad6c\uc131\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce58\uae30 \ub54c\ubb38\uc5d0 \uc774\ub7ec\ud55c \ubd80\ud488\uc758 \uac15\ub3c4\uc640 \uc548\uc815\uc131\uc744 \uacb0\uc815\ud558\ub294 \ub370 \uc788\uc5b4 \ube44\ud2c0\ub9bc \uac15\uc131\uc5d0 \ub300\ud55c \uc9c0\uc2dd\uc740 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc5d0\uc11c \ube44\ud2c0\ub9bc \uac15\uc131\uc758 \uc815\uc758\uc640 \uc911\uc694\uc131<\/h2>\n\n\n\n

\ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uae30\ud638\ub85c \ud45c\uc2dc\ub429\ub2c8\ub2e4. GJ<\/em><\/strong>\uc5d0\uc11c G<\/em><\/strong> \ub294 \uc7ac\ub8cc\uc758 \uc804\ub2e8 \uacc4\uc218\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. J<\/em><\/strong> \ub294 \ub2e8\uba74\uc801\uc758 \uadf9 \uad00\uc131 \ubaa8\uba58\ud2b8\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uad6c\uc870 \ubd80\uc7ac\uc758 \ub2e8\uc704 \uae38\uc774\ub2f9 \ub2e8\uc704 \ube44\ud2c0\ub9bc\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\ub294 \ub370 \ud544\uc694\ud55c \ud1a0\ud06c\uc758 \uc591\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. <\/p>\n\n\n\n

\ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uc190\uc0c1 \uc5c6\uc774 \uad6c\uc870\ubb3c\uc774 \ube44\ud2c0\uc5b4\uc9c0\ub294 \uc815\ub3c4\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \ube44\ud2c0\ub9bc \ud558\uc911 \uc870\uac74\uc5d0\uc11c \ud615\uc0c1\uacfc \uc131\ub2a5\uc744 \uc720\uc9c0\ud574\uc57c \ud558\ub294 \ubd80\ud488\uc744 \uac1c\ubc1c\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub418\ubbc0\ub85c \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n

\uae30\uacc4 \uad6c\uc870\ubb3c\uc758 \ubca0\uc5b4\ub9c1, \ud504\ub85c\ud3a0\ub7ec, \ud558\uc911\uc9c0\uc9c0 \uac70\ub354 \ub4f1 \uc815\ud655\uc131\uacfc \uac15\ub3c4\uac00 \uc911\uc694\ud55c \uacf3\uc5d0 \uc801\uc6a9\ud558\uba74 \ub9e4\uc6b0 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uae30\ubcf8 \uac1c\ub150 \ubc0f \ubb3c\ub9ac\uc801 \ud574\uc11d<\/h3>\n\n\n\n

\ube44\ud2c0\ub9bc \uac15\uc131\uc744 \uc774\ud574\ud558\ub824\uba74 \ud1a0\ud06c\uac00 \uac00\ud574\uc9c0\ub294 \uc6d0\ud1b5\ud615 \uc0e4\ud504\ud2b8\uc5d0 \ub300\ud574 \uc0dd\uac01\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\ud1a0\ud06c\ub97c<\/figure>\n\n\n\n

\uc801\uc6a9\ub41c \ud1a0\ud06c(T), \ube44\ud2c0\ub9bc \uac01\ub3c4(\u03b8), \uc0e4\ud504\ud2b8\uc758 \uae38\uc774(L) \uc0ac\uc774\uc758 \uc5f0\uacb0\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ub429\ub2c8\ub2e4:<\/p>\n\n\n\n

\u03b8=TL\/GJ<\/em><\/p>\n\n\n\n

\uc774 \ubc29\uc815\uc2dd\uc744 \ud1b5\ud574 \ube44\ud2c0\ub9bc \uac01\ub3c4\ub294 \ud1a0\ud06c\uc640 \uc0e4\ud504\ud2b8\uc758 \uae38\uc774\uc5d0 \uc815\ube44\ub840\ud55c\ub2e4\ub294 \uac83\uc744 \uc54c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ube44\ud2c0\ub9bc \uac15\uc131\uc5d0 \ubc18\ube44\ub840\ud569\ub2c8\ub2e4. GJ<\/em>.<\/strong> \ube44\ud2c0\ub9bc \uac15\uc131(GJ)\uc740 \uc801\uc6a9\ub41c \ud1a0\ud06c \ud558\uc5d0\uc11c \ube44\ud2c0\ub9bc\uc5d0 \ub300\ud55c \uc0e4\ud504\ud2b8\uc758 \uc800\ud56d\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ube44\ud2c0\ub9bc \uac15\uc131\uc774 \ud074\uc218\ub85d \uc8fc\uc5b4\uc9c4 \ud1a0\ud06c\uc5d0 \ub300\ud55c \ube44\ud2c0\ub9bc \uac01\ub3c4\uac00 \uc791\uc544\uc9d1\ub2c8\ub2e4. G\uc640 J \uac12\uc774 \ub192\uc744\uc218\ub85d \uc0e4\ud504\ud2b8\uac00 \ub35c \ube44\ud2c0\uc5b4\uc9d1\ub2c8\ub2e4. <\/p>\n\n\n\n

\uae30\ub2a5\uc801\uc73c\ub85c \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \ube44\ud2c0\ub9bc \uac15\uc131\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud2b9\uc815 \ud558\uc911\uc5d0\uc11c \ubd80\ud488\uc774 \uc5b4\ub5bb\uac8c \ube44\ud2c0\uc5b4\uc9c8\uc9c0 \uc608\uce21\ud558\uace0 \ube44\ud2c0\ub9bc\uc774 \uad6c\uc870\uc758 \uace0\uc7a5\uc744 \ucd08\ub798\ud558\uac70\ub098 \ud2b9\uc815 \uae30\ub2a5\uc758 \uc131\ub2a5\uc744 \uc800\ud574\ud560 \ub9cc\ud07c \ucda9\ubd84\ud55c\uc9c0 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ube44\ud2c0\ub9bc \uac15\uc131\uc758 \uae30\ubcf8 \uc6d0\ub9ac<\/h3>\n\n\n\n

\ube44\ud2c0\ub9bc \uac15\uc131\uc740 \ube44\ud2c0\ub9bc \ud558\uc911\uc744 \ubc1b\ub294 \uc0e4\ud504\ud2b8, \uae30\uc5b4, \uad6c\uc870\ubb3c\uc744 \uc124\uacc4\ud558\uace0 \ud574\uc11d\ud558\ub294 \ub370 \uc788\uc5b4 \uae30\ubcf8\uc774 \ub429\ub2c8\ub2e4. \uc774\ub294 \uc801\uc6a9 \ud1a0\ud06c \ub610\ub294 \ube44\ud2c0\ub9bc \ud798\uc5d0 \uc800\ud56d\ud558\ub294 \uc7ac\ub8cc\uc640 \uad6c\uc870\uc758 \ub2a5\ub825\uc744 \ud3ec\ud568\ud558\uba70 \uc7ac\ub8cc\uc758 \ud2b9\uc131\uacfc \ubd80\uc7ac\uc758 \ub2e8\uba74\uc801\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc6d0\ub9ac\uc5d0 \ub300\ud55c \uc9c0\uc2dd\uc740 \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \ube44\ud2c0\ub9bc \ud558\uc911\uc744 \uacac\ub51c \uc218 \uc788\ub294 \ubd80\ud488\uc744 \uc124\uacc4\ud558\uc5ec \ubcc0\ud615\uc774\ub098 \uace0\uc7a5\uc774 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\ub3c4\ub85d \ud558\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ube44\ud2c0\ub9bc \uac15\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uba38\ud2f0\ub9ac\uc5bc \uc18d\uc131<\/h2>\n\n\n\n

\uad6c\uc131 \uc694\uc18c\uc758 \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uace0\ub824 \uc911\uc778 \uc7ac\ub8cc\uc758 \uc804\ub2e8 \uacc4\uc218 G\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc774\ub294 \uc804\ub2e8 \uc751\ub825\uc5d0 \ub300\ud55c \uc7ac\ub8cc\uc758 \uac15\uc131\uc744 \uce21\uc815\ud55c \uac12\uc785\ub2c8\ub2e4. \uc11c\ub85c \ub2e4\ub978 \uc7ac\ub8cc\uc758 \uc804\ub2e8 \uacc4\uc218\ub294 \ub611\uac19\uc774 \ub2e4\ub985\ub2c8\ub2e4. \uac15\ucca0\uc740 \ub354 \uc720\uc5f0\ud55c \uc18c\uc7ac\uc778 \uc54c\ub8e8\ubbf8\ub284\uc774\ub098 \ud3f4\ub9ac\uba38\ubcf4\ub2e4 \uc804\ub2e8 \uacc4\uc218\uac00 \ub354 \ub192\uc2b5\ub2c8\ub2e4. \uc804\ub2e8 \uacc4\uc218\ub294 \uc7ac\ub8cc \uc0c1\uc218 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774\ub294 \uc6d0\uc790 \uacb0\ud569\uc758 \uc885\ub958\uc640 \uc7ac\ub8cc\uc758 \uaca9\uc790\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n

<\/td>\ud544\ub7ec \ub0b4\uc6a9\ubb3c(wt%)<\/strong><\/td>\ub9e4\ud2b8\ub9ad\uc2a4 \uacb0\uc815\uc131(%)<\/strong><\/td>G*(MPa)<\/strong><\/td>\u03c3y<\/sub>(MPa)
\u00b10.5 MPa<\/strong><\/td>		\u03b5r<\/sub>(%)
\u00b1(80%)<\/strong><\/td><\/tr>
PE<\/strong><\/td>0<\/td>52<\/td>2.8<\/td>16<\/td>1100<\/td><\/tr>
PE-Calcite<\/strong><\/td>9.6<\/td>48<\/td>3.2<\/td>16<\/td>720<\/td><\/tr>
PE-Calcite-SA<\/strong><\/td>7.7<\/td>48<\/td>3.1<\/td>15<\/td>720<\/td><\/tr>
PE-\uc544\ub77c\uace0\ub098\uc774\ud2b8<\/strong><\/td>10.3<\/td>51<\/td>3.45<\/td>15<\/td>910<\/td><\/tr>
PE-Aragonite-SA<\/strong><\/td>9.3<\/td>53<\/td>2.6<\/td>16<\/td>930<\/td><\/tr>
PE-C.Fornicata<\/strong><\/td>8.6<\/td>49<\/td>2.8<\/td>16<\/td>670<\/td><\/tr>
PE-C.Fornicata-SA<\/strong><\/td>9.5<\/td>49<\/td>3<\/td>15<\/td>740<\/td><\/tr>
PE-C.Gigas<\/strong><\/td>6.5<\/td>52<\/td>2.8<\/td>16<\/td>730<\/td><\/tr>
PE-C.Gigas-SA<\/strong><\/td>9.3<\/td>50<\/td>3.2<\/td>15<\/td>830<\/td><\/tr>
PE-P.\ub9c9\uc2dc\ubb34\uc2a4<\/strong><\/td>10.8<\/td>47<\/td>3<\/td>16<\/td>680<\/td><\/tr>
PE-P.Maximus-SA<\/strong><\/td>9.7<\/td>50<\/td>3.2<\/td>16<\/td>760<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\uc7ac\ub8cc\ubcc4 \ud56d\ubcf5 \uac15\ub3c4, \ud56d\ubcf5 \uc778\uc7a5 \uac15\ub3c4(UTS) \ubc0f \uc601 \uacc4\uc218 \ube44\uad50\ud45c<\/h4>\n\n\n\n
\uc7ac\ub8cc<\/td>\uc218\uc728 \uac15\ub3c4
(MPa)<\/td>		UTS(MPa)<\/td>\uc601\ud0c4\uc131\uacc4\uc218(GPa)<\/td><\/tr>
\uc54c\ub8e8\ubbf8\ub284<\/td>35<\/td>90<\/td>69<\/td><\/tr>
\uad6c\ub9ac<\/td>69<\/td>200<\/td>117<\/td><\/tr>
\ud669\ub3d9<\/td>75<\/td>300<\/td>120<\/td><\/tr>
Iron<\/td>130<\/td>262<\/td>170<\/td><\/tr>
\ub2c8\ucf08<\/td>138<\/td>480<\/td>210<\/td><\/tr>
Steel<\/td>180<\/td>380<\/td>200<\/td><\/tr>
\ud2f0\ud0c0\ub284<\/td>450<\/td>520<\/td>110<\/td><\/tr>
\ubab0\ub9ac\ube0c\ub374<\/td>565<\/td>655<\/td>330<\/td><\/tr>
\uc9c0\ub974\ucf54\ub284 \ud569\uae08(\uc77c\ubc18 \ud074\ub798\ub529)<\/td>380<\/td>510<\/td>99<\/td><\/tr>
08Kh18N10T \uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8<\/td>216<\/td>530<\/td>196<\/td><\/tr>
\ud569\uae08 304L \uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8<\/td>241<\/td>586<\/td>193<\/td><\/tr>
SA-508 Gr.3 Cl.2(\uc800\ud569\uae08 \ud398\ub77c\uc774\ud2b8\uac15)<\/td>500<\/td>700<\/td>210<\/td><\/tr>
15Kh2NMFA(\uc800\ud569\uae08 \ud398\ub77c\uc774\ud2b8\uac15)<\/td>490<\/td>610<\/td>220<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ube44\ud2c0\ub9bc \uac15\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \ub610 \ub2e4\ub978 \uc7ac\ub8cc \ud2b9\uc131\uc740 \uc7ac\ub8cc\uc758 \uade0\uc77c\uc131 \ub610\ub294 \uade0\uc9c8\uc131, \uadf8\ub9ac\uace0 \uc7ac\ub8cc\uac00 \uc774\ubc29\uc131 \ub610\ub294 \ub4f1\ubc29\uc131\uc778\uc9c0\uc758 \uc815\ub3c4\uc785\ub2c8\ub2e4. \ub4f1\ubc29\uc131 \uc18d\uc131\uc740 \ub4f1\ubc29\uc131 \uc18c\uc7ac\uc5d0\uc11c \ube44\ud2c0\ub9bc \uac15\uc131\uc774 \ubaa8\ub4e0 \ubc29\ud5a5\uc5d0\uc11c \uc77c\uc815\ud558\uac8c \uc720\uc9c0\ub418\ub3c4\ub85d \ud569\ub2c8\ub2e4. <\/p>\n\n\n\n

\ubcf5\ud569\uc7ac\uc640 \uac19\uc740 \uc774\ubc29\uc131 \uc7ac\ub8cc\uc758 \uacbd\uc6b0, \uc7ac\ub8cc \uc99d\ucc29\uacfc \uad00\ub828\ub41c \ud1a0\ud06c \uc801\uc6a9 \uc704\uce58\uc5d0 \ub530\ub77c \ube44\ud2c0\ub9bc \uac15\uc131\uc774 \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n

\ube44\ud2c0\ub9bc \uac15\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \ub610 \ub2e4\ub978 \uc911\uc694\ud55c \uc694\uc18c\ub294 \uc801\uc6a9 \uc18c\uc7ac\uc758 \uc120\ud0dd\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \ube44\ud2c0\ub9bc \uac15\uc131\uacfc \uac00\ubcbc\uc6b4 \ubb34\uac8c\uac00 \uc911\uc694\ud55c \uc124\uacc4 \uc601\uc5ed\uc5d0\uc11c \uc911\ub7c9 \ub300\ube44 \uac15\uc131 \ube44\uc728\uc774 \ub192\uc740 \ubcf5\ud569 \uc18c\uc7ac\ub97c \uc120\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub2e4\uc591\ud55c \uae30\ud558\ud559\uc801 \ud615\ud0dc\uc758 \ube44\ud2c0\ub9bc \uac15\uc131<\/h2>\n\n\n\n

\uadf9 \uad00\uc131 \ubaa8\uba58\ud2b8\ub85c \ud2b9\uc9d5\uc9c0\uc5b4\uc9c0\ub294 \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \ubd80\ud488 \ub2e8\uba74\uc758 \uae30\ud558\ud559\uc801 \uad6c\uc870\ub97c \uc801\uc808\ud788 \uace0\ub824\ud569\ub2c8\ub2e4. \uadf9 \uad00\uc131 \ubaa8\uba58\ud2b8\ub294 \ud68c\uc804\ucd95\uc5d0 \ub300\ud55c \ub2e8\uba74\uc801 \ubd84\ud3ec\ub97c \ub098\ud0c0\ub0b4\ub294 \uae30\ud558\ud559\uc801 \uac1c\ub150\uc785\ub2c8\ub2e4. \uc7ac\ub8cc\ub9c8\ub2e4 J \uac12\uc774 \ub2e4\ub974\uae30 \ub54c\ubb38\uc5d0 \ub2e8\uba74 \ud615\uc0c1\uc758 \ube44\ud2c0\ub9bc \uac15\uc131\ub3c4 \ub2e4\ub985\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc6d0\ud615 \ub2e8\uba74: <\/h3>\n\n\n\n

\uc6d0\ud615 \uc0e4\ud504\ud2b8\ub294 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ubd84\uc57c\uc5d0\uc11c \ud754\ud788 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud68c\uc804\ucd95\uc744 \uc911\uc2ec\uc73c\ub85c \ub2e8\uba74 \ud3c9\uba74\uc5d0 \uc7ac\ub8cc\uac00 \ub300\uce6d\uc801\uc73c\ub85c \ubd84\ud3ec\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc194\ub9ac\ub4dc \uc6d0\ud615 \uc0e4\ud504\ud2b8\uc758 \uadf9 \uad00\uc131 \ubaa8\uba58\ud2b8\ub294 \uacf5\uc2dd\uc5d0 \uc758\ud574 \uacb0\uc815\ub429\ub2c8\ub2e4:<\/p>\n\n\n\n

J = (\u03c0r\u2074)\/2<\/em><\/p>\n\n\n\n

\uc5ec\uae30\uc11c 'r'\uc740 \uc0e4\ud504\ud2b8\uc758 \ubc18\uacbd\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc6d0\ud615 \ub2e8\uba74\uc740 \uc0c1\ub300\uc801\uc73c\ub85c \uc791\uc740 2\ucc28 \uba74\uc801 \ubaa8\uba58\ud2b8\ub97c \uac00\uc9c0\ubbc0\ub85c \ube44\ud2c0\ub9bc \uac15\uc131\uc774 \ud5a5\uc0c1\ub429\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc0e4\ud504\ud2b8\uc640 \uae30\uacc4\uc758 \ud68c\uc804 \ubd80\ud488\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\uc6d0\ud615<\/figure>\n\n\n\n

\uc608\uc81c 1<\/strong><\/p>\n\n\n\n

\uc608\uc81c 1<\/p>\n\n\n\n

\uc0e4\ud504\ud2b8\uac00 \uc8fc\uc5b4\uc9c4 \uac12 \uc804\ub2e8 \ud0c4\uc131\ub960 G = 80GPa\uc5d0 \ub300\ud574 \ubc18\uacbd r = 5cm, \uae38\uc774 L = 1m\uc758 \uc194\ub9ac\ub4dc \uc0e4\ud504\ud2b8\ub77c\uace0 \uac00\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

    \n
  1. \uadf9 \uad00\uc131 \ubaa8\uba58\ud2b8 \uacc4\uc0b0\ud558\uae30<\/li>\n\n\n\n
  2. \ube44\ud2c0\ub9bc \uac15\uc131 \uacb0\uc815<\/li>\n\n\n\n
  3. \ud1a0\ud06c T=50Nm\uac00 \uac00\ud574\uc9c0\ub294 \uacbd\uc6b0 \ube44\ud2c0\ub9bc \uac01\ub3c4 \u03b8\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n

    \uc194\ub8e8\uc158<\/u><\/strong><\/p>\n\n\n\n

      \n
    1. J=(\u03c0r4<\/sup>)\/2=\u03c0(0.05)4<\/sup>)\/2=3.07\u00d710-6<\/sup>m4<\/sup><\/em><\/code><\/li>\n\n\n\n
    2. GJ=80\u00d710<\/sup>\u00d73.07\u00d710<\/sup>\u00d76<\/sup>=245.6Nm<\/sup>2<\/sup><\/em><\/code><\/li>\n\n\n\n
    3. \u03b8=TL\/GJ=(50\u00d71)\/245.6=0.204 radians<\/em><\/code><\/li>\n<\/ol>\n\n\n\n

      \uc9c1\uc0ac\uac01\ud615 \ub2e8\uba74: <\/h3>\n\n\n\n

      \uae08\uc18d \ub9c9\ub300\uc758 \ub2e4\ub978 \uae30\ud558\ud559\uc801 \ubaa8\uc591\uc740 \uc9c1\uc0ac\uac01\ud615\uc73c\ub85c, \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1, \ud2b9\ud788 \uad6c\uc870\ubb3c\uc5d0 \uc801\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc9c1\uc0ac\uac01\ud615 \ub9c9\ub300\uc758 \uacbd\uc6b0 \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \ud6e8\uc52c \ub354 \ubcf5\uc7a1\ud558\uba70 \ub2e8\uba74\uc758 \uac00\ub85c \uc138\ub85c \ube44\uc728\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \ud55c \uce58\uc218\uac00 \ub2e4\ub978 \uce58\uc218\ubcf4\ub2e4 \ud6e8\uc52c \uc791\uc740 \uc587\uc740 \uc9c1\uc0ac\uac01\ud615 \ub2e8\uba74\uc758 \uacbd\uc6b0 \uadf9 \uad00\uc131 \ubaa8\uba58\ud2b8\ub97c \ub2e4\uc74c\uacfc \uac19\uc774 \uadfc\uc0ac\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n

      J = (ab\u00b3)\/3<\/em><\/p>\n\n\n\n

      \uc5ec\uae30\uc11c \uc774 \uacf5\uc2dd\uc740 \ub450\uaed8\uac00 \ub108\ube44\ubcf4\ub2e4 \ud6e8\uc52c \uc791\uc740 \uacbd\uc6b0\uc5d0\ub9cc \uc720\ud6a8\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

      \uc5ec\uae30, a<\/em><\/strong> \ubc0f b<\/em><\/strong> \ub294 \uac01\uac01 \uae38\uc774\uc640 \ub108\ube44\ub97c \uce21\uc815\ud558\ub294 \uc9c1\uc0ac\uac01\ud615\uc758 \uce58\uc218\uc785\ub2c8\ub2e4. \uac74\ubb3c \ubc0f \uad6c\uc870\ubb3c\uc758 \ucca0\uace8 \ubd80\uc7ac\ub85c \uc0ac\uc6a9\ub418\ub294 \uc9c1\uc0ac\uac01\ud615 \ub2e8\uba74\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc9c1\uc0ac\uac01\ud615\uc758 \ud55c \uba74\uc774 \ub2e4\ub978 \uba74\ubcf4\ub2e4 \uae38\uc5b4\uc9c0\ub294 \uc885\ud6a1\ube44\uac00 \ub192\uc740 \uc6d0\ud615 \ub2e8\uba74\ubcf4\ub2e4 \ube44\ud2c0\ub9bc \uac15\uc131\uc774 \ub0ae\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

      \uc608 2<\/strong><\/p>\n\n\n\n

      \ud06c\uae30\uac00 20cm x 10cm\uc774\uace0 \uae38\uc774\uac00 3m\uc774\uba70 \uc804\ub2e8 \uacc4\uc218 G = 75 x 10\uc778 \uc9c1\uc0ac\uac01\ud615\uc758 \uc587\uc740 \ubcbd\uc73c\ub85c \ub41c \uac15\ucca0 \ube54\uc744 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.9<\/sup> GPa. T=2000Nm\uc758 \ud1a0\ud06c\uac00 \uac00\ud574\uc9c8 \ub54c \ube44\ud2c0\ub9bc \uac15\uc131 GJ\uc640 \ube44\ud2c0\ub9bc \uac01\ub3c4 \u03b8\ub97c \uad6c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

      \uc194\ub8e8\uc158<\/u><\/strong><\/p>\n\n\n\n

      \uadf9\ud55c \uad00\uc131 \ubaa8\uba58\ud2b8 J<\/em><\/strong> \ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uc8fc\uc5b4\uc9d1\ub2c8\ub2e4:<\/p>\n\n\n\n

      J=(ab3<\/sup>)\/3=(0.1\u00d70.23<\/sup>)\/3=2.67\u00d710-4<\/sup><\/em><\/p>\n\n\n\n

      \ube44\ud2c0\ub9bc \uac15\uc131 GJ=75\u00d7109<\/sup>\u00d72.67\u00d710-4<\/sup>=2\u00d7107<\/sup>Nm2<\/sup><\/p>\n\n\n\n

      \ube44\ud2c0\ub9bc \uac01\ub3c4\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n

      \u03b8=(2000\u00d73)\/(2\u00d7107<\/sup> =1.5\u00d710-4<\/sup> \ub77c\ub514\uc548<\/em><\/p>\n\n\n\n

      \uc18d\uc774 \ube44\uc5b4 \uc788\uace0 \ubcf5\uc7a1\ud55c \ub2e8\uba74: <\/h3>\n\n\n\n

      \ud29c\ube0c\uc640 \uac19\uc774 \uc18d\uc774 \ube48 \uc6d0\ud615 \ub2e8\uba74\uc740 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc5d0 \uc720\uc6a9\ud558\uba70, I\ud615\uac15\uc774\ub098 T\ud615\uac15\uacfc \uac19\uc740 \ube44\uc6d0\ud615 \ub2e8\uba74\ub3c4 \uc720\uc6a9\ud569\ub2c8\ub2e4. \uc6d0\ud1b5\ud615 \uc258\uc740 \ube44\ud2c0\ub9bc\uc5d0 \ub300\ud55c \uc800\ud56d\ub825\uc774 \uc6b0\uc218\ud558\uace0 \uc0c1\ub300\uc801\uc73c\ub85c \uac00\ubcbc\uc6cc \uc790\ub3d9\ucc28\uc758 \uad6c\ub3d9\ucd95\uc774\ub098 \uac74\ubb3c\uc758 \ube54\uc73c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc18d\uc774 \ube48 \uc6d0\ud615 \uc139\uc158\uc758 \uadf9 \uad00\uc131 \ubaa8\uba58\ud2b8\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uc8fc\uc5b4\uc9d1\ub2c8\ub2e4:<\/p>\n\n\n\n

      J=\u03c0(ro<\/sub>4<\/sup>-ri<\/sub>4<\/sup>)\/2<\/em><\/p>\n\n\n\n

      \uc5ec\uae30\uc11c ro<\/sub> \ub294 \uc678\uacfd \ubc18\uacbd\uc774\uace0, ri<\/sub> \ub294 \ub0b4\ubd80 \ubc18\uacbd\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

      \"\uc18d\uc774<\/figure>\n\n\n\n

      \uc608\uc81c 3<\/strong><\/p>\n\n\n\n

      \uc678\ubd80 \ubc18\uacbd 'r' = 5cm, \ub0b4\ubd80 \ubc18\uacbd 'b' = 3cm, \uae38\uc774 'L' = 2m\uc758 \uac00\ubccd\uace0 \uc587\uc740 \ubcbd\uc744 \uac00\uc9c4 \uc911\uacf5 \uc6d0\ud615 \uc0e4\ud504\ud2b8\uac00 \uc788\uace0 \uc804\ub2e8 \ud0c4\uc131\ub960 G = 70G GPa\uc758 \uc7ac\ub8cc\uac00 \uc788\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

        \n
      1. \uadf9 \uad00\uc131 \ubaa8\uba58\ud2b8 \uacc4\uc0b0\ud558\uae30 J<\/em><\/li>\n\n\n\n
      2. GJ\uc758 \ube44\ud2c0\ub9bc \uac15\uc131 \uacb0\uc815\ud558\uae30<\/li>\n\n\n\n
      3. \ud1a0\ud06c T=30Nm\uc774 \uc801\uc6a9\ub418\ub294 \uacbd\uc6b0 \ube44\ud2c0\ub9bc \uac01\ub3c4 \u03b8\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n

        \uc194\ub8e8\uc158<\/u><\/strong><\/p>\n\n\n\n

          \n
        1. J=\u03c0(ro<\/sub>4<\/sup>-ri<\/sub>4<\/sup>)\/2=\u03c0(0.054<\/sup>-0.034<\/sup>)\/2=2.18\u00d710-6<\/sup>m4<\/sup><\/em><\/code><\/li>\n\n\n\n
        2. GJ=70\u00d710<\/sup>\u00d72.18\u00d710<\/sup>\u00d76<\/sup>=152.6Nm<\/sup>2<\/sup><\/em><\/code><\/li>\n\n\n\n
        3. \u03b8=TL\/GJ=(30\u00d72)\/152.6<\/code><\/li>\n<\/ol>\n\n\n\n

          \ub2e4\uc591\ud55c \uc18c\uc7ac\uc758 \ube44\ud2c0\ub9bc \uac15\uc131<\/h2>\n\n\n\n

          \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uc7ac\ub8cc\uc5d0 \ub530\ub77c \ub2e4\ub985\ub2c8\ub2e4. \uc804\ub2e8 \uacc4\uc218\uac00 \ub192\uc740 \uae08\uc18d\uc740 \ubcf8\uc9c8\uc801\uc73c\ub85c \ube44\ud2c0\ub9bc \uac15\uc131\uc774 \ub192\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uac15\ucca0\uc740 \uc804\ub2e8 \uacc4\uc218\uac00 80GPa\ub85c \uad6c\ub3d9\ucd95\uc774\ub098 \uae30\uacc4\uc640 \uac19\uc774 \ube44\ud2c0\ub9bc \ubaa8\uba58\ud2b8\uac00 \ud070 \uacf3\uc5d0 \uc720\uc6a9\ud569\ub2c8\ub2e4. \uae08\uc18d\uc758 \uade0\uc77c\uc131\uc740 \uc7ac\ub8cc\uc758 \ube44\ud2c0\ub9bc \uac15\uc131\uc758 \ubcc0\ud654\ub97c \ubc29\uc9c0\ud558\uc5ec \ub192\uc740 \uc815\ud655\ub3c4\uc640 \ud558\uc911 \uc804\ub2ec \ub2a5\ub825\uc774 \ud544\uc694\ud55c \uc0c1\ud669\uc5d0\uc11c \uc608\uce21 \uac00\ub2a5\ud55c \uc131\ub2a5\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n

          \uadf8\ub7ec\ub098 \ud3f4\ub9ac\uba38\ub294 \uc804\ub2e8 \uacc4\uc218\uac00 0.5~3GPa\ub85c \ube44\uad50\uc801 \ub0ae\uae30 \ub54c\ubb38\uc5d0 \ube44\ud2c0\ub9bc \uac15\uc131\uc774 \ub0ae\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud2b9\uc131\uc73c\ub85c \uc778\ud574 \ud3f4\ub9ac\uba38\ub294 \ud558\uc911\uc744 \ubc1b\uc73c\uba74 \ube44\ud2c0\ub9bc\uc5d0 \ub354 \ucde8\uc57d\ud574\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n

          \uadf8\ub7fc\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \uc720\uc5f0\uc131\uacfc \ud0c4\uc131\uc740 \uc5b4\ub290 \uc815\ub3c4\uc758 \ubcc0\ud615\uc774 \ud5c8\uc6a9\ub418\ub294 \uacbd\uc6b0 \uc774\uc810\uc774 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uc720\uc5f0\ud55c \ucee4\ud50c\ub9c1\uc5d0 \uc720\uc6a9\ud569\ub2c8\ub2e4. \ub3d9\uc77c\ud55c \ud1a0\ud06c\ub97c \uac00\ud588\uc744 \ub54c \uae08\uc18d \ub9c9\ub300\uc640 \ud3f4\ub9ac\uba38 \ub9c9\ub300\uc758 \ube44\ud2c0\ub9bc \uc0c1\ud0dc\ub97c \ube44\uad50\ud558\uba74 \ud6c4\uc790\uc5d0\uc11c \uac01\ub3c4\uac00 \uc0c1\ub300\uc801\uc73c\ub85c \ub354 \ud06c\uac8c \ub098\ud0c0\ub0a9\ub2c8\ub2e4. \uc774\uac83\uc740 \ub450 \uc7ac\ub8cc\uc758 \ube44\ud2c0\ub9bc \uac15\uc131\uc758 \ucc28\uc774\ub97c \uc99d\uba85\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n

          \ubc18\uba74, \ubcf5\ud569\uc7ac\ub294 \uc12c\uc720\uc640 \ub9e4\ud2b8\ub9ad\uc2a4 \uc18c\uc7ac\uc5d0 \ub530\ub77c \ube44\ud2c0\ub9bc \uac15\uc131\uc774 \ub2ec\ub77c\uc9c0\ub294 \ub4f1 \ud2b9\uc131\uc744 \uc870\uc815\ud560 \uc218 \uc788\ub2e4\ub294 \uc7a5\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ubcf5\ud569\uc7ac\ub294 \uac15\uc131\uc774 \ub192\uc744 \uc218 \uc788\uc9c0\ub9cc \uc774\ub7ec\ud55c \uad6c\uc870\ub294 \uc774\ubc29\uc131 \uac70\ub3d9\uc744 \uac16\ub294 \uac83\uc73c\ub85c \uc54c\ub824\uc838 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uac15\uc131\uc774 \ud558\uc911\uc758 \ubc29\ud5a5\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c4\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc12c\uc720 \ubcf4\uac15\uc7ac\uc758 \uc815\ub82c\uc740 \ub9e4\uc6b0 \uc911\uc694\ud558\uba70 \ucd5c\uc801\uc758 \uc131\ub2a5\uc744 \uc704\ud574\uc11c\ub294 \uc815\ud655\ud55c \ubc29\ud5a5\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \ub610\ud55c \ube44\ud2c0\ub9bc \uac15\uc131 \ud2b9\uc131\uc740 \ubcf5\ud569\uc7ac\uc640 \uac19\uc740 \uc774\uc9c8\uc801\uc778 \uc7ac\ub8cc\uc5d0\uc11c\ub3c4 \ub2e4\ub97c \uc218 \uc788\uc73c\uba70 \ub2e8\uba74\uc758 \ubaa8\ub4e0 \ubd80\ubd84\uc5d0\uc11c \uc77c\uc815\ud558\uc9c0 \uc54a\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

          \ud45c 1: \uae08\uc18d, \ud3f4\ub9ac\uba38, \ubcf5\ud569\uc7ac\uc758 \ube44\ud2c0\ub9bc \uac15\uc131 \ube44\uad50<\/h4>\n\n\n\n
          \uc7ac\ub8cc \uc720\ud615<\/strong><\/td>\uc608\uc81c \uc790\ub8cc<\/strong><\/td>\uc804\ub2e8 \ud0c4\uc131 \uacc4\uc218(G, GPa)<\/strong><\/td>\uadf9\uc9c0 \uad00\uc131 \ubaa8\uba58\ud2b8(J)(<\/strong> \u00d710-6<\/sup>m4<\/sup><\/strong><\/td>\ube44\ud2c0\ub9bc \uac15\uc131(GJ)<\/strong> Nm \ub2e8\uc7042<\/sup><\/strong><\/td>\uc0c1\ub300 \ubc00\ub3c4(kg\/m\u00b3)<\/strong><\/td>\uc77c\ubc18\uc801\uc778 \uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/strong><\/td><\/tr>
          \uae08\uc18d<\/td>\uac15\ucca0(AISI 1045)<\/td>80<\/td>5<\/td>400<\/td>7050<\/td>\ub4dc\ub77c\uc774\ube0c \uc0e4\ud504\ud2b8, \uae30\uc5b4, \uae30\uacc4 \ubd80\ud488<\/td><\/tr>
          \uae08\uc18d<\/td>\uc54c\ub8e8\ubbf8\ub284(6061-T6)<\/td>26<\/td>4<\/td>104<\/td>2700<\/td>\ud56d\uacf5\uae30 \ubd80\ud488, \uc790\ub3d9\ucc28 \ubd80\ud488<\/td><\/tr>
          \ud3f4\ub9ac\uba38<\/td>\ud3f4\ub9ac\uc5d0\ud2f8\ub80c(HDPE)<\/td>0.8<\/td>3<\/td>2.4<\/td>950<\/td>\ud30c\uc774\ud504, \ud50c\ub809\uc2dc\ube14 \ucee4\ud50c\ub9c1<\/td><\/tr>
          \ud3f4\ub9ac\uba38<\/td>\ud3f4\ub9ac\uce74\ubcf4\ub124\uc774\ud2b8(PC)<\/td>2.3<\/td>3.5<\/td>8.05<\/td>1200<\/td>\uc548\uc804 \ud5ec\uba67, \uc790\ub3d9\ucc28 \uae00\ub808\uc774\uc9d5<\/td><\/tr>
          \ud569\uc131<\/td>CFRP<\/td>100<\/td>6<\/td>600<\/td>1600<\/td>\ud56d\uacf5\uc6b0\uc8fc \ubd80\ud488, \uace0\uc131\ub2a5 \uc2a4\ud3ec\uce20 \uc7a5\ube44<\/td><\/tr>
          \ud569\uc131<\/td>CFRP<\/td>25<\/td>4.5<\/td>112.5<\/td>1850<\/td>\ud574\uc591 \ubd80\ud488, \uc790\ub3d9\ucc28 \ud328\ub110<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

          \uad6c\uc870 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc758 \ube44\ud2c0\ub9bc \uac15\uc131<\/h2>\n\n\n\n

          \ucd08\uace0\uce35 \ube4c\ub529\uacfc \uad50\ub7c9\uc758 \ube44\ud2c0\ub9bc \uac15\uc131<\/h3>\n\n\n\n

          \ud68c\uc804 \uac15\uc131\uc740 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uad6c\uc870\ubb3c, \ud2b9\ud788 \uace0\uce35 \ube4c\ub529\uacfc \uad50\ub7c9 \uac74\uc124\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc758 \ud55c \uac00\uc9c0 \uc694\uc18c\ub294 \uad6c\uc870\ubb3c\uc774 \ub4a4\ud2c0\ub9bc \uc5c6\uc774 \ud558\uc911\uc744 \ucc98\ub9ac\ud560 \uc218 \uc788\uc5b4\uc57c \ud55c\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4. <\/p>\n\n\n\n

          \uac74\ubb3c\uc774\ub098 \uad50\ub7c9 \uac74\uc124\uc758 \uacbd\uc6b0 \ubc14\ub78c\uc774\ub098 \uc9c0\uc9c4\ub825 \ub4f1 \ud6a1\ubc29\ud5a5\uc73c\ub85c \uc791\uc6a9\ud558\ub294 \ud798\uc744 \uacac\ub51c \uc218 \uc788\ub294 \ube44\ud2c0\ub9bc \uac15\uc131 \uac12\uc744 \uac16\ub294 \uac83\uc774 \ubc14\ub78c\uc9c1\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n

          \uc608\ub97c \ub4e4\uc5b4 \uace0\uce35 \uac74\ubb3c\uacfc \uce94\ud2f8\ub808\ubc84 \ub2e4\ub9ac\ub294 \ubd95\uad34\uc640 \uac19\uc740 \ud604\uc0c1\uc744 \ucd08\ub798\ud560 \uc218 \uc788\ub294 \ube44\ud2c0\ub9bc\uc5d0 \uc800\ud56d\ud560 \uc218 \uc788\ub294 \uc801\uc808\ud55c \ube44\ud2c0\ub9bc \uac15\uc131\uc744 \uac00\uc838\uc57c \ud569\ub2c8\ub2e4. \ube44\ud2c0\ub9bc \ud6a8\uacfc\ub97c \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574 \uac74\ubb3c\uc774\ub098 \ub2e4\ub9ac\uc758 \ud615\ud0dc\uc640 \uc9c8\ub7c9 \ubc0f \uac15\uc131 \ud328\ud134\uc744 \uacf5\uc2dd\ud654\ud558\ub294 \ubc29\uc2dd\uc774 \uad00\ub840\ud654\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

          \"\ud68c\uc804<\/figure>\n\n\n\n
          \"\ube44\ud2c0\ub9bc\uc5d0<\/figure>\n\n\n\n

          \ubcf4\uc640 \uae30\ub465\uc758 \ube44\ud2c0\ub9bc \uac15\uc131\uc758 \uc911\uc694\uc131<\/h3>\n\n\n\n

          \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \ubcf4\uc640 \uae30\ub465\uc5d0\ub3c4 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uad6c\uc870 \ubd80\uc7ac\ub294 \ube44\ud2c0\ub9bc \ubaa8\uba58\ud2b8\uc5d0 \uc800\ud56d\ud558\uace0 \ud558\uc911\uc744 \uc9c0\ud0f1\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \uac16\ucdb0\uc57c \ud569\ub2c8\ub2e4. \uce94\ud2f8\ub808\ubc84\ub098 \ube44\ub300\uce6d \ud558\uc911\uc744 \ubc1b\ub294 \ubcf4\uc640 \uac19\uc774 \ube44\ud2c0\ub9bc \uc751\ub825\uc744 \ubc1b\ub294 \ubd80\uc7ac\ub294 \uc808\ub300\ub85c \ub108\ubb34 \ub9ce\uc774 \ube44\ud2c0\uc5b4\uc838\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. <\/p>\n\n\n\n

          \ub9c8\ucc2c\uac00\uc9c0\ub85c \uae30\ub465\uc740 \ud558\uc911\uc774\ub098 \ud6a1\ub825\uc758 \ud3b8\uc2ec\uc73c\ub85c \uc778\ud574 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \ube44\ud2c0\ub9bc \ubaa8\uba58\ud2b8\ub97c \uc9c0\uc9c0\ud558\ub3c4\ub85d \uc124\uacc4\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc694\uc18c\uc758 \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uc774\ub7ec\ud55c \ubd80\uc7ac\uc758 \ub2e8\uba74 \ubaa8\uc591, \uc0ac\uc6a9\ub41c \uc7ac\ub8cc \ubc0f \uc9c0\uc9c0 \uc870\uac74\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n

          \uc608\ub97c \ub4e4\uc5b4 \ub2e8\uba74\uc801\uc774 \uac19\uc740 \ub450 \uac1c\uc758 \ub9c9\ub300\ub97c \ube44\uad50\ud574 \ubcf4\uc138\uc694. \uc77c\ubc18\uc801\uc73c\ub85c \uc6d0\ud615 \ub2e8\uba74 \ub9c9\ub300\ub294 \uc9c1\uc0ac\uac01\ud615 \ub9c9\ub300\ubcf4\ub2e4 \ub4a4\ud2c0\ub9bc\uc5d0 \ub354 \uac15\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

          \uc2e4\uc81c \uc0ac\ub840 \ubc0f \ub514\uc790\uc778 \uc804\ub7b5<\/h3>\n\n\n\n

          \ube44\ud2c0\ub9bc \uc2e4\ud328\uc758 \uc2e4\uc81c \uc2dc\ub098\ub9ac\uc624\uc5d0\uc11c \uad00\ucc30\ub41c \uc0ac\ub840\ub294 \ube44\ud2c0\ub9bc \uac15\uc131\uc774 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uace0\ub824 \uc0ac\ud56d\uc784\uc744 \uc99d\uba85\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, '\uc9c8\uc8fc\ud558\ub294 \uac70\ud2f0'\ub85c \ub110\ub9ac \uc54c\ub824\uc9c4 \ud0c0\ucf54\ub9c8 \ub098\ub85c\uc6b0\uc988 \ub2e4\ub9ac\ub294 1940\ub144\uc5d0 \uacf5\uae30\uc5ed\ud559\uc801 \ud384\ub7ed\uc784\uc73c\ub85c \uc778\ud574 \ubd95\uad34\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ud2b9\uc815 \ubc14\ub78c \uc870\uac74\uc5d0\uc11c \ubd80\uc801\uc808\ud55c \ube44\ud2c0\ub9bc \uac15\uc131\uc774 \uac04\uc811\uc801\uc73c\ub85c \ubd95\uad34\uc5d0 \uae30\uc5ec\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

          \"\uc9c8\uc8fc\ud558\ub294<\/figure>\n\n\n\n

          \uc124\uacc4\uc790\ub294 \uad6c\uc870\ubb3c\uc744 \uc124\uacc4\ud560 \ub54c \ube44\ud2c0\ub9bc \ubb38\uc81c\ub97c \uc904\uc774\uae30 \uc704\ud574 \ub2e4\uc591\ud55c \uc804\ub7b5\uc744 \uc801\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \ub2e8\uba74\uc744 \ub354 \ub2e8\ub2e8\ud558\uac8c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ube44\ud2c0\ub9bc\uc5d0 \ub300\uc751\ud560 \uc218 \uc788\ub294 \ube0c\ub808\uc774\uc2f1 \uc2dc\uc2a4\ud15c\uc744 \ud655\uc7a5\ud558\uace0 \uad6c\uc870 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc5d0 \uc6b0\uc218\ud55c \ubcf5\ud569 \uc7ac\ub8cc\uc640 \uae30\uc220\uc744 \ubc30\uce58\ud558\uc5ec \ube44\ud2c0\ub9bc \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc624\ub298\ub0a0\uc758 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uad00\ud589\uc5d0\ub294 \ube44\ud2c0\ub9bc \ud558\uc911\uc744 \ubd84\uc11d\ud558\uace0 \uad6c\uc870\uc801 \ubb34\uacb0\uc131\uacfc \uae30\ub2a5\uc744 \uc190\uc0c1\uc2dc\ud0a4\uc9c0 \uc54a\uc73c\uba74\uc11c \ube44\ud2c0\ub9bc \ud558\uc911\uc744 \uc9c0\ud0f1\ud560 \uc218 \uc788\ub294 \uad6c\uc870\ub97c \uac1c\ubc1c\ud558\uae30 \uc704\ud55c \uacc4\uc0b0 \uae30\ubc95\ub3c4 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

          \uae30\uacc4 \uacf5\ud559\uc5d0\uc11c \ube44\ud2c0\ub9bc \uac15\uc131\uc758 \uc5ed\ud560<\/h2>\n\n\n\n

          \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uc0e4\ud504\ud2b8, \uae30\uc5b4, \ucee4\ud50c\ub9c1 \ub4f1 \uae30\uacc4\uc758 \ub2e4\uc591\ud55c \uc601\uc5ed\uc5d0 \ub300\ud55c \uae30\uacc4 \uacf5\ud559\uc5d0\uc11c \uc720\uc6a9\ud569\ub2c8\ub2e4. \ube44\ud2c0\ub9bc \ubaa8\uba58\ud2b8 \ud558\uc5d0\uc11c \uc0e4\ud504\ud2b8\uac00 \uc57d\uac04\ub9cc \uad6c\ubd80\ub7ec\uc838 \uc7a5\ube44\uac00 \uc62c\ubc14\ub974\uac8c \uc791\ub3d9\ud560 \uc218 \uc788\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc0e4\ud504\ud2b8\uc758 \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uae30\uacc4\uc801 \uc131\ub2a5\uc774\ub098 \ub3d9\ub825 \uc804\ub2ec\uc5d0 \uc545\uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\ub294 \ube44\ud2c0\ub9bc\uc744 \ubc29\uc9c0\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

          \ub9c8\ucc2c\uac00\uc9c0\ub85c \uae30\uc5b4\uc758 \uc791\ub3d9\uc740 \ube44\ud2c0\ub9bc \uac15\uc131\uc5d0 \uc758\uc874\ud558\uc5ec \uc791\ub3d9 \uc911 \uc62c\ubc14\ub978 \ub9de\ubb3c\ub9bc\uacfc \ud558\uc911 \ubd84\uc0b0\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \uae30\uc5b4\uc758 \uc801\uc808\ud55c \uc218\uc900\uc758 \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \ubbf8\ub044\ub7ec\uc9d0\uc744 \ubc29\uc9c0\ud558\ub294 \ub3d9\uc2dc\uc5d0 \uae30\uc5b4 \uac04\uc5d0 \uc801\uc808\ud55c \ub3d9\ub825 \uc804\ub2ec\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \uc790\ub3d9\ucc28\uc640 \ud56d\uacf5\uae30\uc5d0\uc11c \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \ucc28\ub7c9\uc758 \ud6a8\uc728\uc131, \uc131\ub2a5 \ubc0f \uc548\uc804\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4. <\/p>\n\n\n\n

          \uc608\ub97c \ub4e4\uc5b4 \uc790\ub3d9\ucc28 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc5d0\uc11c \uad6c\ub3d9\uacc4\uc640 \uc5d4\uc9c4\uc758 \uace0\uc815\ub41c \uad6c\uc131 \uc694\uc18c\ub294 \uc791\ub3d9 \uc911 \ub192\uc740 \ube44\ud2c0\ub9bc \ud558\uc911\uc744 \uacac\ub51c \uc218 \uc788\ub3c4\ub85d \uc124\uacc4\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

          \uacb0\ub860<\/h2>\n\n\n\n

          \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uad6c\uc870 \ubc0f \uae30\uacc4 \uacf5\ud559, \ud1a0\ubaa9 \uacf5\ud559 \ub4f1\uc5d0\uc11c \ubd80\ud488\uc744 \uc124\uacc4\ud558\uace0 \uc81c\uc791\ud560 \ub54c \ud544\uc218\uc801\uc778 \uc694\uc18c\uc785\ub2c8\ub2e4. \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \ud1a0\ud06c \ud558\uc5d0\uc11c \ube44\ud2c0\ub9bc \ud798\uc744 \uacac\ub514\ub294 \uc7ac\ub8cc \ub610\ub294 \uad6c\uc870\uc758 \ub2a5\ub825\uc744 \uc124\uba85\ud569\ub2c8\ub2e4. \ud68c\uc804 \uc751\ub825\uc5d0 \ub300\ud55c \ubd80\ud488\uc758 \uc548\uc815\uc131\uc744 \uc9c0\uc815\ud569\ub2c8\ub2e4. \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uc120\ud0dd\ud55c \ud3c9\uba74\uc5d0\uc11c \ube44\ud2c0\ub9bc\uc5d0 \ub300\ud55c \uc800\ud56d \uce21\uba74\uc5d0\uc11c \uac15\uc131\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n

          \ub530\ub77c\uc11c \uc7ac\ub8cc \ud2b9\uc131, \uad6c\uc870 \ubd80\uc7ac\uc758 \ud615\uc0c1 \ubc0f \ud2b9\uc815 \ud65c\uc6a9 \uc870\uac74\uc740 \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \uc124\uacc4 \ubb38\uc81c\uc5d0 \ub300\ud55c \ucd5c\uc801\uc758 \uc194\ub8e8\uc158\uc744 \ucc3e\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \ube44\ud2c0\ub9bc \uac15\uc131\uc740 \uad6c\uc870 \ubc0f \uae30\uacc4 \ubd84\uc57c\uc5d0\uc11c \uad6c\uc870\uc801 \uc548\uc815\uc131\uc774\ub098 \uae30\uacc4 \uc7a5\ube44\uc758 \uae30\ub2a5\uc744 \uc704\ud574 \ud6a1\ub825\uc5d0 \ub300\ud56d\ud558\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n

          \ub530\ub77c\uc11c \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \uc791\ub3d9 \uc758\ub3c4\uc5d0 \ub530\ub77c \ubcc0\ud654\ud558\ub294 \uc2dc\uc2a4\ud15c\uc744 \uc124\uacc4\ud558\uace0 \uc7ac\ub8cc \ubc0f \uae30\ud558\ud559\uc801 \ud615\uc0c1 \ubb38\uc81c\ub97c \ud30c\uc545\ud558\uc5ec \uc77c\ubc18\uc801\uc778 \uae30\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc55e\uc73c\ub85c \ub354 \ub9ce\uc740 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uae30\uc220\uc774 \ubc1c\uc804\ud568\uc5d0 \ub530\ub77c \ube44\ud2c0\ub9bc \uac15\uc131 \uc6d0\ub9ac\ub97c \ub354\uc6b1 \ucd5c\uc801\ud654\ud558\uace0 \ud1b5\ud569\ud558\uc5ec \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc2dc\uc2a4\ud15c\uc758 \uc801\uc808\ud55c \uc548\uc804\uacfc \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc744 \uac83\uc785\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

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