{"id":2349,"date":"2026-06-25T03:45:12","date_gmt":"2026-06-25T03:45:12","guid":{"rendered":"https:\/\/helicalcutgears.top\/?p=2349"},"modified":"2026-06-25T03:45:12","modified_gmt":"2026-06-25T03:45:12","slug":"helical-gear-efficiency-power-loss-heat-generation","status":"publish","type":"post","link":"https:\/\/helicalcutgears.top\/ko\/helical-gear-efficiency-power-loss-heat-generation\/","title":{"rendered":"\ud5ec\ub9ac\uceec \uae30\uc5b4 \ud6a8\uc728 - \ub9de\ubb3c\ub9bc \ub3d9\ub825 \uc190\uc2e4, \uc5f4 \ubc1c\uc0dd \ubc0f \uc624\uc77c \ub0c9\uac01 \uac00\uc774\ub4dc"},"content":{"rendered":"
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<\/div>\n
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\ud5ec\ub9ac\uceec \uae30\uc5b4 \ud6a8\uc728 - \ub9de\ubb3c\ub9bc \ub3d9\ub825 \uc190\uc2e4, \uc5f4 \ubc1c\uc0dd \ubc0f \uc624\uc77c \ub0c9\uac01 \uacc4\uc0b0<\/h1>\n

\ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uad6c\ub3d9 \uc7a5\uce58\ub294 \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ub3d9\ub825 \uc804\ub2ec \ubd80\ud488 \uc911 \uac00\uc7a5 \ud6a8\uc728\uc801\uc778 \ubd80\ud488 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc0ac\uc591\uc774 \uc798 \uc815\ud574\uc838 \uc788\uace0 \uc815\ubc00\ud558\uac8c \uc5f0\uc0ad\ub41c \ubd80\ud488\uc785\ub2c8\ub2e4. \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uae30\uc5b4\ubc15\uc2a4\ub294 \uc785\ub825 \ub3d9\ub825\uc758 98.5~99.5%\ub97c \uc720\uc6a9\ud55c \ucd9c\ub825\uc73c\ub85c \ubcc0\ud658\ud558\uba70, \uae30\uc5b4 \ub9de\ubb3c\ub9bc \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc5f4 \uc190\uc2e4\uc740 0.5~1.5%\uc5d0 \ubd88\uacfc\ud569\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc774\ucc98\ub7fc \uc791\uc740 \uc190\uc2e4\uc870\ucc28\ub3c4 \uace0\ucd9c\ub825 \uad6c\ub3d9 \uc7a5\uce58\uc5d0\uc11c\ub294 \uc0c1\ub2f9\ud55c \ubb38\uc81c\uac00 \ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, 1%\uc758 \ub9de\ubb3c\ub9bc \uc190\uc2e4\uc774 \ubc1c\uc0dd\ud558\ub294 500kW \uad6c\ub3d9 \uc7a5\uce58\ub294 5kW\uc758 \uc5f4\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\uba70, \uc774 \uc5f4\uc740 \uc9c0\uc18d\uc801\uc73c\ub85c \ubc29\ucd9c\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc190\uc2e4 \ubc1c\uc0dd \uc704\uce58, \uc5f4 \ubd80\ud558 \uacc4\uc0b0 \ubc29\ubc95, \uadf8\ub9ac\uace0 \uc624\uc77c \ucfe8\ub7ec\uc758 \ud544\uc694\uc131 \uc5ec\ubd80\ub97c \ud30c\uc545\ud558\ub294 \uac83\uc740 \uae30\uc5b4\ubc15\uc2a4\uac00 \uc218\uba85 \uae30\uac04 \ub3d9\uc548 \uc5f4 \uc791\ub3d9 \ubc94\uc704 \ub0b4\uc5d0\uc11c \uc720\uc9c0\ub420 \uc218 \uc788\ub3c4\ub85d \ud558\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n

\uae30\uc5b4\ubc15\uc2a4 \uc5f4 \ub4f1\uae09\uc744 \uc694\uccad\ud558\uc138\uc694 \u2192<\/a><\/p>\n<\/div>\n<\/div>\n

\ud5ec\ub9ac\uceec \uae30\uc5b4 \ub4dc\ub77c\uc774\ube0c\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ub124 \uac00\uc9c0 \ub3d9\ub825 \uc190\uc2e4 \uc6d0\uc778<\/h2>\n

a\uc758 \ucd1d \ud6a8\uc728 \u03b7_total \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uad6c\ub3d9\ub825\uc740 \ubaa8\ub4e0 \uac1c\ubcc4 \uc190\uc2e4 \uc6d0\uc778\uc758 \ud6a8\uc728\uc744 \ud569\uc0b0\ud55c \uacb0\uacfc\uc785\ub2c8\ub2e4. \ub2e8\uc77c \ub2e8\uacc4 \ubc00\ud3d0\ud615\uc758 \uacbd\uc6b0 \ud5ec\ub9ac\uceec \uae30\uc5b4\ubc15\uc2a4<\/strong>\ub124 \uac1c\uc758 \ub3c5\ub9bd\uc801\uc778 \uba54\ucee4\ub2c8\uc998\uc774 \uc804\ub825\uc744 \uc18c\ube44\ud569\ub2c8\ub2e4. \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uc6b4\uc804\ud558\ub2e4:<\/p>\n

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1. \uae30\uc5b4 \ub9de\ubb3c\ub9bc \uc190\uc2e4(\ubd80\ud558 \uc758\uc874\uc801)<\/strong><\/p>\n

\ub9de\ubb3c\ub9bc \uacfc\uc815\uc758 \uc811\uadfc \ubc0f \ud6c4\ud1f4 \ub2e8\uacc4 \ub3d9\uc548 \uce58\uc544 \uce21\uba74 \uc0ac\uc774\uc758 \ubbf8\ub044\ub7fc \ub9c8\ucc30. \uc774\uac83\uc774 \ud6a8\uc728 \uc190\uc2e4\uc758 \uc8fc\uc694 \uc6d0\uc778\uc785\ub2c8\ub2e4. \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uad6c\ub3d9\ubd80\ud558 \uc190\uc2e4\uc740 \uc804\uccb4 \ubcc0\uc18d\uae30 \ub3d9\ub825 \uc190\uc2e4\uc758 50~70%\ub97c \ucc28\uc9c0\ud569\ub2c8\ub2e4. \ub9de\ubb3c\ub9bc \uc190\uc2e4\uc740 \uc804\ub2ec \ubd80\ud558\uc5d0 \ube44\ub840\ud558\uba70(\ubd80\ud558\uac00 0\uc77c \ub54c\ub294 \uc0ac\ub77c\uc9d0), \uc77c\ubc18\uc801\uc778 \uae30\uc5ec\ub3c4\ub294 \ub9de\ubb3c\ub9bc \ub2e8\uacc4\ub2f9 \uc804\ub2ec \ub3d9\ub825\uc758 0.5~1.5%\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n

2. \ubca0\uc5b4\ub9c1 \uc190\uc2e4 (\ubd80\ud558 \uc758\uc874\ud615 + \uc18d\ub3c4 \uc758\uc874\ud615)<\/strong><\/p>\n

\ucd95 \uc9c0\uc9c0 \ubca0\uc5b4\ub9c1\uc758 \uad6c\ub984 \uc694\uc18c \ub9c8\ucc30. \uae4a\uc740 \ud648 \ubcfc \ubca0\uc5b4\ub9c1\uc758 \uacbd\uc6b0, \uc911\uac04 \uc18d\ub3c4 \ubc0f \ud558\uc911\uc5d0\uc11c \ubca0\uc5b4\ub9c1\ub2f9 \u03b7_bearing \u2248 99.5%\uc785\ub2c8\ub2e4. \uc6d0\ud1b5\ud615 \ub864\ub7ec \ubca0\uc5b4\ub9c1\uc758 \uacbd\uc6b0 \uace0\uc18d \ubc0f \ud558\uc911\uc5d0\uc11c \u03b7_bearing \u2248 98.5\u201399%\uc785\ub2c8\ub2e4. \ucd95\ub2f9 \ub450 \uc30d\uc758 \ubca0\uc5b4\ub9c1\uc744 \uc0ac\uc6a9\ud560 \uacbd\uc6b0, \uc77c\ubc18\uc801\uc778 \ub2e8\uc77c \ub2e8\uacc4 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ucd1d \ubca0\uc5b4\ub9c1 \uc190\uc2e4\uc774 0.5\u20131.5% \ucd94\uac00\ub429\ub2c8\ub2e4. \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \ub2e8\uc704.<\/p>\n<\/div>\n

3. \uad50\ubc18 \ubc0f \ud48d\uc190 \uc190\uc2e4 (\uc18d\ub3c4\uc5d0\ub9cc \ud574\ub2f9)<\/strong><\/p>\n

\uc810\uc131\uc774 \uc788\ub294 \uae30\ub984\uc774 \ud718\uc800\uc5b4\uc9c0\uba74\uc11c \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uc624\uc77c \ubc30\uc2a4\ub97c \ud1b5\uacfc\ud558\uba70 \ud68c\uc804\ud558\uace0 \uace0\uc18d\uc5d0\uc11c\ub294 \uacf5\uae30\uc5ed\ud559\uc801 \ud48d\uc555\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uad50\ubc18 \uc190\uc2e4\uc740 n\u00b2 \u00d7 \u03c1_oil \u00d7 d_gear\u00b3\uc5d0 \ube44\ub840\ud558\uba70, \ud53c\uce58 \ub77c\uc778 \uc18d\ub3c4\uac00 15m\/s\ub97c \ucd08\uacfc\ud558\uace0 \uc624\uc77c \uc12c\ud504\uac00 \uacfc\ucda9\uc804\ub41c \uacbd\uc6b0 \uc9c0\ubc30\uc801\uc778 \uc190\uc2e4 \uc694\uc778\uc774 \ub429\ub2c8\ub2e4. \uad50\ubc18\uc740 \uace0\uc18d\uc5d0\uc11c \uc2a4\ud50c\ub798\uc2dc \uc724\ud65c \ubc29\uc2dd\uc758 \uae30\uc5b4\ubc15\uc2a4\uc5d0\uc11c 0.5~3%\uc758 \ub3d9\ub825 \uc190\uc2e4\uc744 \uc720\ubc1c\ud569\ub2c8\ub2e4.<\/p>\n<\/div>\n

4. \ubc00\ubd09 \uc190\uc2e4(\uc18d\ub3c4 \uc758\uc874\uc801)<\/strong><\/p>\n

\uc785\ub825 \ubc0f \ucd9c\ub825 \uc0e4\ud504\ud2b8\uc758 \ub9bd \uc530 \ub9c8\ucc30. \uac01 \ub9bd \uc530\uc740 \uc77c\ubc18\uc801\uc778 \uc0e4\ud504\ud2b8 \uc9c1\uacbd\uacfc \uc18d\ub3c4\uc5d0\uc11c \uc57d 10~30W\uc758 \uc804\ub825\uc744 \uc18c\uc0b0\ud569\ub2c8\ub2e4. \uc774\ub294 \uace0\ucd9c\ub825 \ub4dc\ub77c\uc774\ube0c(>50kW)\uc5d0\uc11c\ub294 \ubb34\uc2dc\ud560 \uc218 \uc788\uc9c0\ub9cc \uc18c\ud615 \ub4dc\ub77c\uc774\ube0c\uc5d0\uc11c\ub294 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4. \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> 5kW \ubbf8\ub9cc\uc758 \uc7a5\uce58\uc5d0\uc11c \ubc00\ubd09 \uc190\uc2e4\uc740 \uc815\uaca9 \ucd9c\ub825\uc758 1~3%\uc5d0 \ud574\ub2f9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/div>\n<\/div>\n

\ud5ec\ub9ac\uceec \uae30\uc5b4 \ub9de\ubb3c\ub9bc \ud6a8\uc728 \u2014 \uc2ac\ub77c\uc774\ub529 \uc190\uc2e4 \uacf5\uc2dd<\/h2>\n

\uae30\uc5b4 \ub9de\ubb3c\ub9bc \ud6a8\uc728 \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uae30\uc5b4 \uc30d\uc758 \ub9c8\ucc30\ub825\uc740 \uc8fc\ub85c \uce58\uba74 \uc811\ucd09 \uc601\uc5ed\uc5d0\uc11c\uc758 \ubbf8\ub044\ub7fc \ub9c8\ucc30 \uacc4\uc218 f\uc640 \uae30\uc5b4 \ud615\uc0c1\uc5d0 \uc758\ud574 \uacb0\uc815\ub429\ub2c8\ub2e4. \ubca0\ub124\ub515\ud2b8-\ucf08\ub9ac \ubc0f \ub2c8\ub9cc \ubbf8\ub044\ub7fc \uc190\uc2e4 \uc811\uadfc\ubc95\uc740 \ub9de\ubb3c\ub9bc \ub3d9\ub825 \uc190\uc2e4 P_VZP\ub97c \ub2e4\uc74c\uacfc \uac19\uc774 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n

eta_mesh = 1 - P_VZP \/ P_\uc804\uc1a1\ub428
\nP_VZP = f \u00d7 F_t \u00d7 v_s_mean \u00d7 \u03b5_\u03b1
\n\uc5ec\uae30\uc11c f\ub294 \ud3c9\uade0 \ubbf8\ub044\ub7fc \ub9c8\ucc30 \uacc4\uc218\uc785\ub2c8\ub2e4(\uc544\ub798 \ud45c \ucc38\uc870).
\nF_t = \ud53c\uce58 \uc6d0\uc5d0\uc11c\uc758 \uc811\uc120\ub825 [N]
\nv_s_mean = \uce58\uc544 \uc811\ucd09 \uc2dc \ud3c9\uade0 \uc2ac\ub77c\uc774\ub529 \uc18d\ub3c4 \u2248 \u03c0 \u00d7 (1\/z\u2081 + 1\/z\u2082) \u00d7 F_t\/(b \u00d7 mn) \u00d7 [mm\/s]
\n\u03b5_\u03b1 = \uac00\ub85c \uc811\ucd09\ube44<\/p>\n

\uc2e4\uc6a9\uc801\uc778 \uce21\uba74\uc5d0\uc11c \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uc124\uacc4\uc5d0\uc11c \uac04\uc18c\ud654\ub41c \ub2c8\ub9cc \uacf5\uc2dd\uc740 \uae30\uc5b4\ube44 u\uc640 \ub9c8\ucc30 \uacc4\uc218 f\uc758 \ud568\uc218\ub85c \ub9de\ubb3c\ub9bc \ud6a8\uc728\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n

eta_mesh \u2252 1 \u2212 f \u00d7 \u03c0 \u00d7 (1\/z\u2081 + 1\/z\u00b2) \/ cos(\u03b1_t) \u00d7 (1 + 0.25 \u00d7 \u03b5_\u03b2\u00b2)\u2070\u00b7\u2075<\/p>\n

\uac04\ub7b5\ud654\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4: \u03b7_mesh \u2248 1 \u2212 f \u00d7 \u03c0 \u00d7 (u + 1) \/ (u \u00d7 z\u2081 \u00d7 cos \u03b1_t)<\/p>\n

\n\n\n\n\n\n\n\n\n
\uc791\ub3d9 \uc870\uac74<\/th>\n\ub9c8\ucc30 \uacc4\uc218 f<\/th>\n\ub2e8\uacc4\ubcc4 \uc77c\ubc18\uc801\uc778 \u03b7_mesh<\/th>\n\ube44\uace0<\/th>\n<\/tr>\n<\/thead>\n
\uc9c0\uc0c1 \uc7a5\ube44, PAO \ud569\uc131 \uc624\uc77c, \uc644\uc804 EHL \ud544\ub984(\u03bb \u2265 2)<\/td>\n0.025\u20130.040<\/td>\n99.0\u201399.5%<\/td>\n\ucd5c\uc0c1\uc758 \uacb0\uacfc: \uc815\ubc00\ub3c4 \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong>DIN \ud074\ub798\uc2a4 4-5, ISO VG 100-220 PAO (\uc791\ub3d9 \uc628\ub3c4 \uae30\uc900)<\/td>\n<\/tr>\n
\uc9c0\uc0c1 \uc7a5\ube44, \uad11\ubb3c\uc720, EHL \ud544\ub984(\u03bb = 1.5\u20132.5)<\/td>\n0.040\u20130.060<\/td>\n98.5\u201399.2%<\/td>\n\ud45c\uc900 \uc0b0\uc5c5 \uc815\ubc00\ub3c4 \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> ISO VG 220 \uad11\ubb3c\uc720 \ud568\uc720<\/td>\n<\/tr>\n
\ud638\ube59 \uac00\uacf5 \uae30\uc5b4, \uad11\ubb3c\uc720, \ubd80\ubd84 EHL(\u03bb = 1.0\u20131.5)<\/td>\n0.060\u20130.090<\/td>\n97.5\u201398.5%<\/td>\nDIN 7~8\uae09 \ud638\ube59 \uae30\uc5b4; \uac70\uce5c \ud1b1\ub2c8 \ud45c\uba74\uc774 \uacbd\uacc4 \ub9c8\ucc30\uc744 \uc99d\uac00\uc2dc\ud0b5\ub2c8\ub2e4.<\/td>\n<\/tr>\n
QT \uc18c\ud504\ud2b8 \ud50c\ub7ad\ud06c \uae30\uc5b4, \uace0\uc810\ub3c4 \uc624\uc77c, \ubbf8\ud761\ud55c \uc724\ud65c\ub9c9<\/td>\n0.090\u20130.120<\/td>\n96.5\u201397.5%<\/td>\n\uc18c\ud504\ud2b8 \ud50c\ub7ad\ud06c \uae30\uc5b4, HB 280, ISO VG 320 \uae30\uc5b4 \uc624\uc77c - \ud45c\uba74 \uac70\uce60\uae30 \uc811\ucd09\uc73c\ub85c \uc778\ud55c \ub9c8\ucc30 \uc99d\uac00<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\ub098\uc120\uac01\uc774 \ud6a8\uc728\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5:<\/strong> a\uc5d0\uc11c\uc758 \ub098\uc120\uac01 \u03b2 \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \ub3d9\uc77c\ud55c \ubaa8\ub4c8\uacfc \ud1b1\ub2c8 \uc218\ub97c \uac00\uc9c4 \uc2a4\ud37c \uae30\uc5b4\uc5d0 \ube44\ud574 \uacbd\uc0ac \uc811\ucd09\uc120\uc774 \ucd94\uac00\uc801\uc778 \ucd95 \ubc29\ud5a5 \uc2ac\ub77c\uc774\ub529 \uc18d\ub3c4\ub97c \ubc1c\uc0dd\uc2dc\ud0a4\uae30 \ub54c\ubb38\uc5d0 \ub9de\ubb3c\ub9bc \ud6a8\uc728\uc774 \uc57d\uac04 \uac10\uc18c\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc99d\uac00\ub41c \uc811\ucd09\ube44 \u03b5_\u03b2\ub294 \ud558\uc911\uc744 \ub354 \ub9ce\uc740 \ub3d9\uc2dc \uc811\ucd09 \ud1b1\ub2c8 \uc30d\uc5d0 \ubd84\uc0b0\uc2dc\ucf1c \uac01 \ud1b1\ub2c8 \uc30d\uc774 \ubc1b\ub294 \ud798\uc744 \uc904\uc784\uc73c\ub85c\uc368 \ucd5c\ub300 \uc811\ucd09 \uc751\ub825\uacfc \ucd5c\ub300 \uc2ac\ub77c\uc774\ub529 \uc18d\ub3c4\ub97c \uac10\uc18c\uc2dc\ud0b5\ub2c8\ub2e4. \u03b2 = 15~25\u00b0\uc77c \ub54c \uc21c \ud6a8\uc728 \ud6a8\uacfc\ub294 \ubb34\uc2dc\ud560 \uc218 \uc788\uc744 \uc815\ub3c4\ub85c \uc791\uc2b5\ub2c8\ub2e4(\u00b10.05%). \u03b2 > 35\u00b0\uc5d0\uc11c\ub294 \ucd95 \ubc29\ud5a5 \uc2ac\ub77c\uc774\ub529 \uc190\uc2e4\uc774 \uce21\uc815 \uac00\ub2a5\ud574\uc9c0\uba70(\ub2e8\uacc4\ub2f9 \uc57d -0.1% ~ -0.3%), \uc774\ub294 \ub9e4\uc6b0 \ub192\uc740 \ud5ec\ub9ad\uc2a4 \uac01\ub3c4\uac00 \ud2b9\uc815 \uc6a9\ub3c4\uc5d0\ub9cc \uc0ac\uc6a9\ub418\ub294 \uc774\uc720 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774\uc911 \ub098\uc120\ud615 \uad6c\uc870<\/a> \ub450 \ubd80\ubd84\uc774 \ucd95 \ubc29\ud5a5 \uc2ac\ub77c\uc774\ub529 \uc190\uc2e4\uc744 \uc0c1\uc1c4\ud558\ub294 \uc9c0\uc810\uc785\ub2c8\ub2e4.<\/div>\n

\ubcc0\uc18d\uae30 \uc804\uccb4 \ud6a8\uc728 - \ubaa8\ub4e0 \uc190\uc2e4 \uc6d0\uc778 \uc885\ud569<\/h2>\n

\"\ud5ec\ub9ac\uceec<\/p>\n

\ud5ec\ub9ac\uceec \uae30\uc5b4\ubc15\uc2a4\uc758 \ub3d9\ub825 \uc190\uc2e4 \uc6d0\uc778\uc740 \ud06c\uac8c \ub124 \uac00\uc9c0\ub85c, \uae30\uc5b4 \uc774\ube68 \ub9de\ubb3c\ub9bc(\uace0\ubd80\ud558 \uc2dc \uac00\uc7a5 \ub450\ub4dc\ub7ec\uc9d0), \ucd95 \ubca0\uc5b4\ub9c1(\ubca0\uc5b4\ub9c1 \ud558\uc911\uc5d0 \ube44\ub840\ud568), \uc624\uc77c \uc12c\ud504(\ud68c\uc804 \uc190\uc2e4\uc740 \uc18d\ub3c4 \uc99d\uac00\uc5d0 \ub530\ub77c \ucee4\uc9d0), \uadf8\ub9ac\uace0 \ucd95 \ubc00\ubd09\ubd80(\ub9e4\uc6b0 \ub0ae\uc740 \ub3d9\ub825 \uc218\uc900\uc744 \uc81c\uc678\ud558\uace0\ub294 \ubbf8\ubbf8\ud568)\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc190\uc2e4 \uc6d0\uc778\ub4e4\uc758 \ud569\uc774 \uc804\uccb4 \ud6a8\uc728\uacfc \ubc29\ucd9c\ud574\uc57c \ud560 \uc5f4 \ubd80\ud558\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n

\uc77c\ubc18\uc801\uc778 \ub2e8\uc77c \ub2e8\uacc4 \ubc00\ud3d0\ud615\uc758 \uacbd\uc6b0 \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \ucd95\ub2f9 2\uac1c\uc758 \uae4a\uc740 \ud648 \ubcfc \ubca0\uc5b4\ub9c1\uacfc 2\uac1c\uc758 \ub9bd \uc530\uc774 \uc788\ub294 \uae30\uc5b4\ubc15\uc2a4 \uc7a5\uce58:<\/p>\n

eta_total = eta_mesh \u00d7 eta_bearings \u00d7 eta_churning \u00d7 eta_seals<\/p>\n

\uc608\uc2dc: 75kW, \uc785\ub825 1500RPM, M5, \uc9c0\uc0c1 \uc7a5\ube44, \uad11\ubb3c\uc720, \uc815\uc0c1 \uc18d\ub3c4
\n\u03b7_mesh = 98.8% (f = 0.055, u = 3.0, z\u2081 = 24)
\n\u03b7_bearings = 99.0% (\uae4a\uc740 \ud648 \ubcfc \ubca0\uc5b4\ub9c1 4\uac1c, \uc911\uac04 \ud558\uc911)
\n\u03b7_churning = 99.5% (v = 5 m\/s \ud53c\uce58 \ub77c\uc778 \uc18d\ub3c4; \uc911\uac04 \uc815\ub3c4\uc758 \uad50\ubc18)
\n\u03b7_seals = 99.8% (75kW\uc5d0\uc11c 2 \u00d7 30W\uc758 \uc530 \uc190\uc2e4)<\/p>\n

\u03b7_total = 0.988 \u00d7 0.990 \u00d7 0.995 \u00d7 0.998 = 97.2%<\/p>\n

P_loss = 75 kW \u00d7 (1 \u2212 0.972) = 2.1 kW (\uae30\uc5b4\ubc15\uc2a4 \ud558\uc6b0\uc9d5\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc5f4)<\/p>\n

\uc5f4 \ubc1c\uc0dd \ubc0f \uc624\uc77c \uc628\ub3c4 \uc0c1\uc2b9 \uacc4\uc0b0<\/h2>\n

\uc704\uc758 2.1kW \uc5f4\ubd80\ud558\ub294 \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uc608\uc2dc\ub85c \ub4e0 \uc5f4\uc740 \ubcc0\uc18d\uae30 \ud558\uc6b0\uc9d5 \ud45c\uba74\uc744 \ud1b5\ud574 \uc8fc\ubcc0 \uacf5\uae30\ub85c \uc9c0\uc18d\uc801\uc73c\ub85c \ubc29\ucd9c\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc8fc\ubcc0 \uc628\ub3c4 \ub300\ube44 \uc624\uc77c \uc628\ub3c4\uc758 \ud3c9\ud615 \uc0c1\uc2b9 \u0394T\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n

\u0394T_oil = P_loss \/ (k_h \u00d7 A_housing)
\n\uc5ec\uae30\uc11c k_h\ub294 \uc8fc\ud0dd \ud45c\uba74\uc758 \uc790\uc5f0 \ub300\ub958 \uc5f4\uc804\ub2ec \uacc4\uc218\uc785\ub2c8\ub2e4.
\n\ud32c\uc774 \uc5c6\ub294 \ud45c\uc900 \uc8fc\ucca0 \ub610\ub294 \uc54c\ub8e8\ubbf8\ub284 \ud558\uc6b0\uc9d5\uc758 \uacbd\uc6b0 = 15\u201325 W\/(m\u00b2\u00b7K)
\n\uc678\ubd80 \ub0c9\uac01 \ud540\uc774 \uc788\ub294 \ud558\uc6b0\uc9d5\uc758 \uacbd\uc6b0 = 25\u201340 W\/(m\u00b2\u00b7K)
\n\uc77c\uccb4\ud615 \ud32c\uc774 \uc788\ub294 \ud558\uc6b0\uc9d5\uc758 \uacbd\uc6b0 = 40\u201380 W\/(m\u00b2\u00b7K)
\nA_housing = \ubcc0\uc18d\uae30 \ud558\uc6b0\uc9d5\uc758 \uc678\ud45c\uba74\uc801 [m\u00b2]<\/p>\n

\ud558\uc6b0\uc9d5 \uc678\uba74\uc801 A = 0.8 m\u00b2 \ubc0f k_h = 20 W\/(m\u00b2\u00b7K)\uc778 75 kW \uc608\uc2dc \uae30\uc5b4\ubc15\uc2a4\uc758 \uacbd\uc6b0:<\/p>\n

\u0394T_oil = 2100 W \/ (20 \u00d7 0.8) = \uc8fc\ubcc0 \uc628\ub3c4\ubcf4\ub2e4 131\u00b0C \ub192\uc74c<\/p>\n

\uc774 \uacb0\uacfc\ub294 \uc624\uc77c \ub0c9\uac01\uc774 \ud544\uc694\ud568\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/strong> \uc8fc\ubcc0 \uc628\ub3c4\uac00 20\u00b0C\uc77c \ub54c, \ud3c9\ud615 \uc624\uc77c \uc628\ub3c4\ub294 151\u00b0C\uc5d0 \ub3c4\ub2ec\ud558\ub294\ub370, \uc774\ub294 \uad11\ubb3c\uc720\uc758 \ucd5c\ub300 \ud5c8\uc6a9 \uc628\ub3c4\uc778 80~90\u00b0C\uc640 \ud569\uc131 PAO \uc624\uc77c\uc758 \ucd5c\ub300 \ud5c8\uc6a9 \uc628\ub3c4\uc778 110~120\u00b0C\ub97c \ud6e8\uc52c \uc6c3\ub3c4\ub294 \uc218\uce58\uc785\ub2c8\ub2e4. \ub0c9\uac01\uc774 \uc5c6\uc73c\uba74 \uc624\uc77c \uc810\ub3c4\uac00 \ucd5c\uc18c EHL \ud544\ub984 \uc694\uad6c \uc0ac\ud56d \uc774\ud558\ub85c \ub5a8\uc5b4\uc838 \uae30\uc5b4 \ud45c\uba74 \ub9c8\ubaa8\uac00 \uac00\uc18d\ud654\ub418\uace0 \uacb0\uad6d \uc2a4\ucee4\ud551\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc774 \ub4dc\ub77c\uc774\ube0c\uc758 \uacbd\uc6b0, (a) \uac15\uc81c \uacf5\ub7ad\uc2dd\uc73c\ub85c \uc5c5\uadf8\ub808\uc774\ub4dc(\uc785\ub825\ucd95\uc5d0 \ud32c \uc124\uce58, k_h\ub97c 45 W\/(m\u00b2\u00b7K)\ub85c \uc99d\uac00 \u2192 \u0394T = 58\u00b0C \u2192 T_oil \u2248 78\u00b0C - \uad11\ubb3c\uc720\uc5d0 \ud5c8\uc6a9 \uac00\ub2a5\ud55c \uc628\ub3c4)\ud558\uac70\ub098, (b) 2.1kW\uc758 \uc5f4 \uc81c\uac70 \uc6a9\ub7c9\uc744 \uac00\uc9c4 \uc624\uc77c \ucfe8\ub7ec\ub97c \uc9c0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4.<\/div>\n

\uc624\uc77c \ucfe8\ub7ec\ub294 \uc5b8\uc81c \ud544\uc694\ud55c\uac00\uc694? \u2014 \uc5f4 \ub4f1\uae09 \uacb0\uc815<\/h2>\n
\n\n\n\n\n\n\n\n\n
\ub0c9\uac01 \ubc29\uc2dd<\/th>\nk_h (W\/m\u00b2\u00b7K)<\/th>\n\ucd5c\ub300 \uc5f4 \ubd80\ud558 P_\uc190\uc2e4(m\u00b2\ub2f9) \ud558\uc6b0\uc9d5<\/th>\n\ucda9\ubd84\ud560 \ub54c<\/th>\n<\/tr>\n<\/thead>\n
\uc790\uc5f0 \ub300\ub958, \ub3c4\uc0c9\ub418\uc9c0 \uc54a\uc740 \uc8fc\ud0dd<\/td>\n12~18\uc138<\/td>\n600~900 W\/m\u00b2 (\u0394T = 50\u00b0C \uc81c\ud55c \uae30\uc900)<\/td>\n\uc791\uc740 \ud5ec\ub9ac\uceec \uae30\uc5b4\ubc15\uc2a4<\/strong> \ud45c\uc900 \uc0b0\uc5c5 \uc18d\ub3c4\uc5d0\uc11c \uc57d 30kW \ubbf8\ub9cc<\/td>\n<\/tr>\n
\ud558\uc6b0\uc9d5 \uc678\ubd80\uc5d0 \uc788\ub294 \ub0c9\uac01 \ud540<\/td>\n18~30\uc138<\/td>\n900~1500 W\/m\u00b2<\/td>\n\ud558\uc6b0\uc9d5 \uba74\uc801\uc744 \ub298\ub9b4 \uc218 \uc788\ub294 30~100kW\uae09 \uc911\ud615 \uae30\uc5b4\ubc15\uc2a4<\/td>\n<\/tr>\n
\uc678\ubd80 \uc0e4\ud504\ud2b8 \uad6c\ub3d9\uc2dd \ub0c9\uac01 \ud32c<\/td>\n35~60\uc138<\/td>\n1750~3000 W\/m\u00b2<\/td>\n\ud558\uc6b0\uc9d5 \ud655\uc7a5\uc774 \ube44\ud604\uc2e4\uc801\uc778 50~200kW\uae09 \uc18c\ud615 \uae30\uc5b4\ubc15\uc2a4<\/td>\n<\/tr>\n
\uc678\ubd80 \uc624\uc77c-\uacf5\uae30 \ub610\ub294 \uc624\uc77c-\ubb3c \ub0c9\uac01\uae30<\/td>\n\ud574\ub2f9 \uc5c6\uc74c (\ub0c9\uac01\uae30\ub294 kW \uc6a9\ub7c9\uc73c\ub85c \uc815\uaca9 \uc6a9\ub7c9 \ud45c\uc2dc\ub428)<\/td>\n\ubb34\uc81c\ud55c(P_loss\uc5d0 \ub9de\ucdb0 \ud06c\uae30 \uc870\uc815\ub428)<\/td>\n\uc5b4\ub290 \ud5ec\ub9ac\uceec \uae30\uc5b4\ubc15\uc2a4<\/strong> 200kW \uc774\uc0c1 \ub610\ub294 \uc8fc\ubcc0 \uc628\ub3c4\uac00 40\u00b0C\ub97c \ucd08\uacfc\ud558\ub294 \ubaa8\ub4e0 \uae30\uc5b4\ubc15\uc2a4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\ud6a8\uc728 \ube44\uad50 - \ud5ec\ub9ac\uceec \uae30\uc5b4 vs \uae30\ud0c0 \uad6c\ub3d9 \ubc29\uc2dd<\/h2>\n

\"\ud55c\uad6d<\/p>\n

\ud55c\uad6d Ever-Power \ud6a8\uc728 \ud14c\uc2a4\ud2b8 \ubca4\uce58 \u2014 \uc785\ub825 \ubc0f \ucd9c\ub825 \ud1a0\ud06c\uc640 \uc18d\ub3c4\ub97c \ub3d9\uc2dc\uc5d0 \uce21\uc815\ud569\ub2c8\ub2e4. \ub3d9\ub825 \uc190\uc2e4 = P_in \u2212 P_out; \uacb0\uacfc\ub294 \uc9c0\uc815\ub41c \uc870\uac74\uc5d0\uc11c \ub9c8\ucc30 \uacc4\uc218 \ubaa8\ub378\uc744 \uc0ac\uc6a9\ud55c \uba54\uc2dc \ud6a8\uc728 \uc608\uce21\uc774 \ud0c0\ub2f9\ud568\uc744 \ud655\uc778\uc2dc\ucf1c \uc90d\ub2c8\ub2e4. \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uc7ac\uc9c8, \uc624\uc77c \ub4f1\uae09 \ubc0f \ud53c\uce58 \ub77c\uc778 \uc18d\ub3c4<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n
\uad6c\ub3d9 \ubc29\uc2dd<\/th>\n\ub2e8\uacc4\ubcc4 \ud6a8\uc728\uc131<\/th>\n\ube44\uc728 \ubc94\uc704(\ub2e8\uc77c \ub2e8\uacc4)<\/th>\n\uba54\ubaa8<\/th>\n<\/tr>\n<\/thead>\n
\ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> (\ubd84\uc1c4\ub41c \ud569\uc131\uc720)<\/td>\n98.5\u201399.5%<\/td>\n1:1\uc5d0\uc11c 8:1\uae4c\uc9c0<\/td>\n\ucd5c\uc0c1\uc758 \ud6a8\uc728\uc744 \uc704\ud574\uc11c\ub294 \ud3c9\ud589\ucd95\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\ud5ec\ub9ac\uceec \uae30\uc5b4(\ud638\ube59 \uac00\uacf5, \uad11\ubb3c\uc720)<\/td>\n97.5\u201398.5%<\/td>\n1:1\uc5d0\uc11c 8:1\uae4c\uc9c0<\/td>\n\ud45c\uc900 \uc0b0\uc5c5 \ud488\uc9c8<\/td>\n<\/tr>\n
\ubca0\ubca8 \uae30\uc5b4(\uc9c1\uc120\ud615 \ub610\ub294 \ub098\uc120\ud615)<\/td>\n97\u201399%<\/td>\n1:1\uc5d0\uc11c 6:1\uae4c\uc9c0<\/td>\n\ucd95 \uac01\ub3c4 90\u00b0; \ub098\uc120\ud615 \uacbd\uc0ac\uac01\uc740 \ub098\uc120\ud615 \ud6a8\uc728\uc5d0 \uadfc\uc811\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\ud589\uc131 \ub098\uc120\ud615 \uada4\ub3c4 (3\uac1c \ud589\uc131)<\/td>\n97\u201399% (\uc804\uccb4 \ub2e8\uacc4)<\/td>\n3:1\uc5d0\uc11c 10:1\uae4c\uc9c0<\/td>\n\ubcd1\ub82c\ub85c \uc5ec\ub7ec \uac1c\uc758 \uba54\uc26c\ub97c \uc0ac\uc6a9\ud558\uc9c0\ub9cc, \ucf64\ud329\ud2b8\ud55c \uad6c\uc870\uc784\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 3\uac1c\uc758 \uba54\uc26c\ub85c \uc778\ud574 \uc190\uc2e4\uc774 \ub204\uc801\ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\uc6dc \uae30\uc5b4(\ub9ac\ub4dc \uac01\ub3c4 20~25\u00b0)<\/td>\n82\u201390%<\/td>\n5:1\uc5d0\uc11c 80:1\uae4c\uc9c0<\/td>\n\ub2e8\uc77c \ub2e8\uacc4\uc5d0\uc11c\ub294 \ub192\uc740 \ube44\uc728\uc744 \ubcf4\uc774\uc9c0\ub9cc, \ub3d9\uc77c \ucd9c\ub825\uc5d0\uc11c \u200b\u200b\ub098\uc120\ud615 \ubc29\uc2dd\ubcf4\ub2e4 3~5\ubc30 \ub354 \ub9ce\uc740 \uc5f4\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\uc6dc \uae30\uc5b4(\ub9ac\ub4dc \uac01\ub3c4 5~10\u00b0)<\/td>\n60\u201375%<\/td>\n20:1\uc5d0\uc11c 100:1\uae4c\uc9c0<\/td>\n\uc7a0\uae40 \uc704\ud5d8; \ub192\uc740 \uc5f4 \ubc1c\uc0dd\ub7c9; \uc5f4 \ub4f1\uae09\uc774 \uc911\uc694\ud569\ub2c8\ub2e4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\ud55c\uad6d \uc5d0\ubc84\ud30c\uc6cc - \uae30\uc5b4\ubc15\uc2a4 \uc8fc\ubb38 \uc2dc \uc5f4 \ub4f1\uae09 \uad00\ub828 \ubb38\uc11c<\/h2>\n

\ubaa8\ub4e0 \ub9de\ucda4\ud615 \ub3d9\ubd09 \uc0c1\ud488 \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uad6c\ub3d9 \uc7a5\uce58 \uc870\ub9bd \uc8fc\ubb38 \uc2dc, \ud55c\uad6d \uc5d0\ubc84\ud30c\uc6cc\ub294 \uc9c0\uc815\ub41c \uc791\ub3d9 \uc870\uac74(\ucd9c\ub825, \uc18d\ub3c4, \uc8fc\ubcc0 \uc628\ub3c4, \uc791\ub3d9 \uc8fc\uae30)\uc5d0\uc11c \ud3c9\ud615 \uc624\uc77c \uc628\ub3c4\ub97c \ud655\uc778\ud558\ub294 \uc5f4 \ub4f1\uae09 \uacc4\uc0b0\uc11c\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \uacc4\uc0b0\uc11c\ub294 \uc9c0\uc815\ub41c \uc624\uc77c \ub4f1\uae09\uacfc \uae30\uc5b4 \uc815\ubc00\ub3c4 \ub4f1\uae09\uc5d0\uc11c \ucd94\uc815\ud55c \uc2e4\uc81c \ub9de\ubb3c\ub9bc \ub9c8\ucc30 \uacc4\uc218, \uce58\uc218 \ub3c4\uba74\uc5d0\uc11c \uc5bb\uc740 \ud558\uc6b0\uc9d5 \ud45c\uba74\uc801, \uadf8\ub9ac\uace0 \uc624\uc77c \uc628\ub3c4\ub97c \uc9c0\uc815\ub41c \ubc94\uc704 \ub0b4\ub85c \uc720\uc9c0\ud558\ub294 \ub370 \ud544\uc694\ud55c \ub0c9\uac01 \ubc29\uc2dd\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ud5ec\ub9ac\uceec \uae30\uc5b4 \uc81c\uc870\uc5c5\uccb4<\/a>\ud55c\uad6d \uc5d0\ubc84\ud30c\uc6cc\uc758 \uc5f4 \uc815\uaca9\uc740 \uc8fc\ubb38 \uc11c\ub958\uc5d0 \ud3ec\ud568\ub418\uc5b4 \uc788\uc73c\uba70, \uc774\ub294 \ucd94\ud6c4 \uace0\ub824 \uc0ac\ud56d\uc774 \uc544\ub2c8\ub77c \uae30\uc5b4\ubc15\uc2a4 \uc870\ub9bd \uc804 \ud45c\uc900 \uac80\uc99d \uc808\ucc28\uc785\ub2c8\ub2e4. \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c\uc744 \ucc38\uc870\ud558\uc2ed\uc2dc\uc624. \ud5ec\ub9ac\uceec \uae30\uc5b4 \uc81c\ud488\uad70<\/a> \ubaa8\ub4e0 \ud45c\uc900 \ubc0f \ub9de\ucda4\ud615 \ub4dc\ub77c\uc774\ube0c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc0ac\uc6a9 \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/p>\n

\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n
\uad11\ubb3c\uc720\uc5d0\uc11c PAO \ud569\uc131\uc720\ub85c \uad50\uccb4\ud558\uba74 \ud5ec\ub9ac\uceec \uae30\uc5b4 \ud6a8\uc728\uc774 \ud5a5\uc0c1\ub418\ub294 \uc774\uc720\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong><\/p>\n

PAO(\ud3f4\ub9ac\uc54c\ud30c\uc62c\ub808\ud540) \ud569\uc131 \uc624\uc77c\uc740 \uad11\ubb3c\uc720\uc758 \uc810\ub3c4 \uc9c0\uc218(90~110)\uc5d0 \ube44\ud574 140~160\uc758 \uc810\ub3c4 \uc9c0\uc218\ub97c \uac16\uc2b5\ub2c8\ub2e4. \uc774\ub294 PAO\uac00 \uace0\uc628 \uc791\ub3d9 \ud658\uacbd\uc5d0\uc11c \uc801\uc808\ud55c \uc810\ub3c4\ub97c \uc720\uc9c0\ud558\uba74\uc11c \uc0c1\uc628\uc5d0\uc11c\ub294 \uc810\ub3c4\uac00 \ub0ae\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud558\uba70, \uc774\ub7ec\ud55c \ub450 \uac00\uc9c0 \ud2b9\uc131 \ubaa8\ub450 \uc720\uc775\ud569\ub2c8\ub2e4. \uc8fc\uc694 \uba54\ucee4\ub2c8\uc998\uc740 \ub0ae\uc740 \ub9c8\ucc30 \uacc4\uc218(EHL \uc811\ucd09 \uc601\uc5ed\uc5d0\uc11c \uc811\uc120\ub825\uacfc \uc811\ucd09\ub825\uc758 \ube44\uc728)\uc785\ub2c8\ub2e4. \ub3d9\uc77c\ud55c \uc810\ub3c4\uc5d0\uc11c PAO \uc811\ucd09\uba74\uc740 \uad11\ubb3c\uc720 \uc811\ucd09\uba74\ubcf4\ub2e4 \ub9c8\ucc30 \uacc4\uc218\uac00 \uc57d 20~30T \ub0ae\uc2b5\ub2c8\ub2e4. \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uad11\ubb3c\uc720\ub97c \uc0ac\uc6a9\ud558\ub294 \uad6c\ub3d9 \uc7a5\uce58\uc758 \u03b7_mesh \uac12\uc740 98.8%\uc774\uc9c0\ub9cc, PAO\ub85c \uc804\ud658\ud558\uba74 \uc57d 99.1~99.2%\ub85c \ud5a5\uc0c1\ub418\uc5b4 \ub3d9\uc77c\ud55c \uc804\uc1a1 \uc804\ub825\uc5d0\uc11c \uc5f4 \ubd80\ud558\uac00 20~25% \uac10\uc18c\ud569\ub2c8\ub2e4.<\/p>\n<\/div>\n

\ub098\uc120\uac01 \u03b2\ub97c \uc99d\uac00\uc2dc\ud0a4\uba74 \ud5ec\ub9ac\uceec \uae30\uc5b4\uc758 \ud6a8\uc728\uc774 \ud5a5\uc0c1\ub420\uae4c\uc694?<\/strong><\/p>\n

\uc774\ub860\uc801\uc73c\ub85c, \u03b2 \uac12\uc744 \uc57d\uac04 \uc99d\uac00\uc2dc\ud0a4\uba74 \ud45c\uc900 \ub2e8\uc77c \ub098\uc120 \uad6c\uc870\uc758 \u03b7_mesh \uac12\uc774 \uc57d\uac04 \uac10\uc18c\ud569\ub2c8\ub2e4. \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \ucd95 \ubc29\ud5a5 \uc2ac\ub77c\uc774\ub529 \uc18d\ub3c4 \uc131\ubd84\uc774 tan \u03b2\uc5d0 \ube44\ub840\ud558\uc5ec \uc99d\uac00\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc2e4\uc81c\ub85c \uc774 \ud6a8\uacfc\ub294 \ubbf8\ubbf8\ud558\uba70(\u03b2 = 15\u00b0\uc640 \u03b2 = 25\u00b0 \uc0ac\uc774\uc758 \ucc28\uc774\uac00 0.1% \ubbf8\ub9cc) \uac04\uc811\uc801\uc778 \uc774\uc810\uc774 \uc774\ub97c \uc0c1\uc1c4\ud569\ub2c8\ub2e4. \u03b2 \uac12\uc774 \ub192\uc744\uc218\ub85d \uc811\ucd09\ube44 \u03b5_\u03b2\uac00 \ub192\uc544\uc838 \ub3d9\uc801 \ud558\uc911 \uacc4\uc218 K_V\uac00 \uac10\uc18c\ud558\uace0, \ub3d9\uc77c\ud55c \uc804\ub2ec \ud1a0\ud06c\uc5d0 \ub300\ud574 \ub354 \uc791\uace0 \uac00\ubcbc\uc6b4(\uad50\ubc18 \uc190\uc2e4\uc774 \uc801\uc740) \uae30\uc5b4\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud45c\uc900 \uc0b0\uc5c5\uc6a9 \u03b2 = 15~25\u00b0 \ubc94\uc704\uc5d0\uc11c \ub300\ubd80\ubd84\uc758 \uae30\uc5b4\ubc15\uc2a4\uc758 \ud6a8\uc728 \ucc28\uc774\ub294 \uce21\uc815 \ubd88\ud655\uc2e4\uc131 \uc774\ud558\uc785\ub2c8\ub2e4. \ud5ec\ub9ad\uc2a4 \uac01\ub3c4 \uc120\ud0dd\uc740 \ud6a8\uc728\uc774 \uc544\ub2cc \uc18c\uc74c, \ucd94\ub825 \uc9c0\uc9c0\ub825 \ubc0f \uc811\ucd09\ube44\ub97c \uae30\uc900\uc73c\ub85c \uc62c\ubc14\ub974\uac8c \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n<\/div>\n

\uae30\uc5b4\ubc15\uc2a4\uc758 \uc5f4\ub9c8\ub825 \ub4f1\uae09\uc740 \ubb34\uc5c7\uc774\uba70, \uae30\uacc4\uc801 \ucd9c\ub825 \ub4f1\uae09\uacfc\ub294 \uc5b4\ub5bb\uac8c \ub2e4\ub985\ub2c8\uae4c?<\/strong><\/p>\n

\uae30\uacc4 \ucd9c\ub825 \ub4f1\uae09 \ud5ec\ub9ac\uceec \uae30\uc5b4\ubc15\uc2a4<\/strong> \uc5f4\ub9c8\ub825(\uc5f4\ucd9c\ub825)\uc740 \uae30\uc5b4\ubc15\uc2a4 \ud558\uc6b0\uc9d5\uc774 \uc624\uc77c \uc628\ub3c4\ub97c \ucd5c\ub300 \ud5c8\uc6a9 \uc628\ub3c4(\uc77c\ubc18\uc801\uc73c\ub85c \uad11\ubb3c\uc720\uc758 \uacbd\uc6b0 80~90\u00b0C, \ud569\uc131\uc720\uc758 \uacbd\uc6b0 100~110\u00b0C) \uc774\ud558\ub85c \uc720\uc9c0\ud558\uae30\uc5d0 \ucda9\ubd84\ud55c \uc5f4\uc744 \ubc1c\uc0b0\ud560 \uc218 \uc788\ub294 \ucd5c\ub300 \ucd9c\ub825\uc785\ub2c8\ub2e4. \ub300\ud615 \uc800\uc18d \ud68c\uc804 \uae30\uc5b4\ubc15\uc2a4\uc758 \uacbd\uc6b0 \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \ud558\uc6b0\uc9d5 \ud45c\uba74\uc801\uc774 \uc791\uc740 \uae30\uc5b4\ubc15\uc2a4\uc758 \uacbd\uc6b0, \uc5f4 \uc815\uaca9\uc774 \uae30\uacc4\uc801 \uc815\uaca9\ubcf4\ub2e4 \ub0ae\uc740 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \uae30\uacc4\uc2dd \ud1b1\ub2c8\ub294 \ub3d9\ub825\uc744 \uc804\ub2ec\ud558\uae30\uc5d0 \ucda9\ubd84\ud788 \uac15\ud558\uc9c0\ub9cc, \ud558\uc6b0\uc9d5\uc774 \ubc1c\uc0dd\ud558\ub294 \uc5f4\uc744 \ucda9\ubd84\ud788 \ube60\ub974\uac8c \ubc29\ucd9c\ud558\uc9c0 \ubabb\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc774 \uacbd\uc6b0, \uc2e4\uc81c\ub85c \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ub3d9\ub825 \uc815\uaca9\uc740 \uae30\uacc4\uc801 \uc815\uaca9\uc774 \uc544\ub2cc \uc5f4 \uc815\uaca9\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n

\ubd80\ubd84 \ubd80\ud558 \uc6b4\uc804\uc740 \ud5ec\ub9ac\uceec \uae30\uc5b4 \ud6a8\uc728\uc5d0 \uc5b4\ub5a4 \uc601\ud5a5\uc744 \ubbf8\uce60\uae4c\uc694?<\/strong><\/p>\n

\ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \ubd80\ubd84 \ubd80\ud558\uc5d0\uc11c \uba54\uc26c \ud6a8\uc728\uc774 \uc57d\uac04 \ud5a5\uc0c1\ub418\ub294 \uc774\uc720\ub294 \uc2ac\ub77c\uc774\ub529 \ub9c8\ucc30 \uc190\uc2e4 P_VZP\uac00 \uc804\ub2ec\ub418\ub294 \uc811\uc120\ub825 F_t\uc5d0 \ube44\ub840\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc989, 50% \ubd80\ud558\uc5d0\uc11c \uba54\uc26c \uc190\uc2e4\uc740 \uc804\uccb4 \ubd80\ud558 \uac12\uc758 50%\uc785\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uad50\ubc18 \uc190\uc2e4\uacfc \ubc00\ubd09 \uc190\uc2e4\uc740 \ubd80\ud558\uc640 \ubb34\uad00\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \ucd1d \uc190\uc2e4\uc740 \ud5ec\ub9ac\uceec \uae30\uc5b4\ubc15\uc2a4<\/strong> 50% \ubd80\ud558\uc5d0\uc11c\uc758 \ud6a8\uc728\uc740 \ucd5c\ub300 \ubd80\ud558\uc5d0\uc11c\uc758 \ud6a8\uc728\ubcf4\ub2e4 \uc57d\uac04 \ub0ae\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uace0\uc815\ub41c \uad50\ubc18 \ubc0f \ubc00\ubd09 \uc190\uc2e4\uc774 (\ub354 \uc791\uc740) \uc804\ub2ec \ub3d9\ub825\uc5d0\uc11c \ub354 \ud070 \ube44\uc911\uc744 \ucc28\uc9c0\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ud5ec\ub9ac\uceec \uae30\uc5b4<\/strong> \uc8fc\ub85c \ubd80\ubd84 \ubd80\ud558(\uc815\uaca9 60% \ubbf8\ub9cc)\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 \ub4dc\ub77c\uc774\ube0c\uc758 \uacbd\uc6b0, \uc774\ub7ec\ud55c \ud6a8\uacfc\ub85c \uc778\ud574 \uace0\uc815 \uc190\uc2e4\uc774 \uacfc\ub3c4\ud558\uac8c \ub192\uc740 20~30% \ubd80\ud558\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 \ub300\ud615 \uae30\uc5b4\ubc15\uc2a4\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\ubcf4\ub2e4 \uc548\uc804 \uacc4\uc218\uac00 \ub354 \ub192\uc740 \uc18c\ud615 \uae30\uc5b4\ubc15\uc2a4\ub97c \uace0\ub824\ud558\ub294 \uac83\uc774 \ud0c0\ub2f9\ud569\ub2c8\ub2e4.<\/p>\n<\/div>\n

\n

\ud5ec\ub9ac\uceec \uae30\uc5b4 \ub4dc\ub77c\uc774\ube0c\uc758 \uc5f4 \ub4f1\uae09 \uacc4\uc0b0<\/h2>\n

\ucd9c\ub825, \uc18d\ub3c4, \uae30\uc5b4\ube44, \uc8fc\ubcc0 \uc628\ub3c4 \ubc0f \uc791\ub3d9 \uc8fc\uae30\ub97c \uc81c\uacf5\ud558\uc2ed\uc2dc\uc624. \ud55c\uad6d \uc5d0\ubc84\ud30c\uc6cc\ub294 \ucd1d \ud6a8\uc728(\u03b7_total), \uc190\uc2e4 \uc555\ub825(P_loss) \ubc0f \ud3c9\ud615 \uc624\uc77c \uc628\ub3c4\ub97c \uacc4\uc0b0\ud558\uc5ec \ubcc0\uc18d\uae30 \uc81c\uc791 \uc804\uc5d0 \uc790\uc5f0 \ub300\ub958, \uac15\uc81c \uacf5\ub7ad\uc2dd \ub610\ub294 \uc624\uc77c \ucfe8\ub7ec\uac00 \ud544\uc694\ud55c\uc9c0 \uc5ec\ubd80\ub97c \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n

\uc5f4 \ub4f1\uae09 \uacc4\uc0b0 \uc694\uccad<\/a>
\n\ud5ec\ub9ac\uceec \uae30\uc5b4 \uc81c\ud488\uad70<\/a><\/div>\n

\u03b7_mesh \uacf5\uc2dd \u00b7 P_loss \uacc4\uc0b0 \u00b7 \uc624\uc77c \uc628\ub3c4 \uc0c1\uc2b9 \u00b7 \ub0c9\uac01 \ubc29\uc2dd \uc120\ud0dd \u00b7 \ubaa8\ub4e0 \ubcc0\uc18d\uae30 \uc8fc\ubb38\uc5d0 \ud3ec\ud568<\/p>\n<\/div>\n

\ud3b8\uc9d1\uc790: Cxm<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

\ud5ec\ub9ac\uceec \uae30\uc5b4 \ud6a8\uc728 - \ub9de\ubb3c\ub9bc \ub3d9\ub825 \uc190\uc2e4, \uc5f4 \ubc1c\uc0dd \ubc0f \uc624\uc77c \ub0c9\uac01 \uacc4\uc0b0 \ud5ec\ub9ac\uceec \uae30\uc5b4 \ub4dc\ub77c\uc774\ube0c\ub294 \uac00\uc7a5 \ud6a8\uc728\uc801\uc778 \ub3d9\ub825 \uc804\ub2ec \ubd80\ud488 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc815\ubc00\ud558\uac8c \uc5f0\uc0ad \ucc98\ub9ac\ub41c \ud5ec\ub9ac\uceec \uae30\uc5b4\ub294 \uc785\ub825 \ub3d9\ub825\uc758 98.5~99.5%\ub97c \uc720\uc6a9\ud55c \ucd9c\ub825\uc73c\ub85c \ubcc0\ud658\ud558\uba70, \ub9de\ubb3c\ub9bc \uc2dc \ubc1c\uc0dd\ud558\ub294 \uc5f4 \uc190\uc2e4\uc740 0.5~1.5%\uc5d0 \ubd88\uacfc\ud569\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc774\ucc98\ub7fc \uc791\uc740 \uc190\uc2e4\uc870\ucc28\ub3c4 [\u2026]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[3082],"tags":[],"class_list":["post-2349","post","type-post","status-publish","format-standard","hentry","category-helical-gears"],"_links":{"self":[{"href":"https:\/\/helicalcutgears.top\/ko\/wp-json\/wp\/v2\/posts\/2349","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/helicalcutgears.top\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/helicalcutgears.top\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/helicalcutgears.top\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/helicalcutgears.top\/ko\/wp-json\/wp\/v2\/comments?post=2349"}],"version-history":[{"count":2,"href":"https:\/\/helicalcutgears.top\/ko\/wp-json\/wp\/v2\/posts\/2349\/revisions"}],"predecessor-version":[{"id":2351,"href":"https:\/\/helicalcutgears.top\/ko\/wp-json\/wp\/v2\/posts\/2349\/revisions\/2351"}],"wp:attachment":[{"href":"https:\/\/helicalcutgears.top\/ko\/wp-json\/wp\/v2\/media?parent=2349"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/helicalcutgears.top\/ko\/wp-json\/wp\/v2\/categories?post=2349"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/helicalcutgears.top\/ko\/wp-json\/wp\/v2\/tags?post=2349"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}