{"id":6187,"date":"2022-06-25T20:17:09","date_gmt":"2022-06-25T11:17:09","guid":{"rendered":"http:\/\/ftz.myds.me\/wordpress\/?p=6187"},"modified":"2023-01-05T15:28:49","modified_gmt":"2023-01-05T06:28:49","slug":"%ec%86%a1%ec%a0%84%ec%84%a0%eb%a1%9c-%eb%b3%b4%ed%98%b8","status":"publish","type":"post","link":"http:\/\/ftz.myds.me\/wordpress\/%ec%86%a1%ec%a0%84%ec%84%a0%eb%a1%9c-%eb%b3%b4%ed%98%b8\/","title":{"rendered":"\uc1a1\uc804\uc120\ub85c \ubcf4\ud638\u2055"},"content":{"rendered":"\n
\uc1a1\uc804\uc120\ub85c \ubcf4\ud638<\/a> \/ \uc1a1\uc804\uc120\ub85c\uc758 \uc790\ub3d9 \uc7ac\ud3d0\ub85c \ubc0f \uace0\uc18d\ub3c4 \uc811\uc9c0\uac1c\ud3d0\uae30<\/a><\/h6>\n\n\n\n

\uc1a1\uc804\uc120\ub85c \ubcf4\ud638<\/strong><\/p>\n\n\n\n

765kV \uacc4\ud1b5 \ubcf4\ud638 \uacc4\uc804\ubc29\uc2dd\uc758 \uc544\ub798\uc0ac\ud56d\uc744 \uc124\uba85\ud558\uc2dc\uc624.
1) \ubcf4\ud638 \uacc4\uc804\ubc29\uc2dd\uc758 \uae30\ubcf8\uc801\uc778 \uc131\ub2a5 \ubc0f \uc120\uc815\uc758 \uae30\ubcf8\uc6d0\uce59
2) \uc1a1\uc804\uc120\ub85c \ubcf4\ud638\ubc29\uc2dd, \ub3d9\uc791\ud2b9\uc131 \ubc0f \uc8fc\uc694 \uae30\ub2a5<\/p><\/blockquote>\n\n\n\n

\uac1c\uc694<\/h3>\n\n\n\n

\uc1a1\uc804\uc120\ub85c\ub294 \ub113\uc740 \uc9c0\uc5ed\uc5d0 \uc124\uce58\ub418\uc5b4 \ub099\ub8b0, \ud48d\uc6b0 \ub4f1\uc758 \uc790\uc5f0\uc870\uac74\uc5d0 \uc601\ud5a5\uc744 \ubc1b\uae30 \uc26c\uc6b0\ubbc0\ub85c \ubcf4\ud638\uacc4\uc804\uae30\uc758 \ub3d9\uc791 \ube48\ub3c4\uac00 \ub192\uace0 \uc804\u318d\ud6c4\uc704 \ubcf4\ud638\uc7a5\uce58\uc640\uc758 \ud611\uc870\ub3d9\uc791\uc744 \ud574\uc57c \ud55c\ub2e4. \uc6b0\ub9ac\ub098\ub77c\ub294 \uc1a1\uc804\uc120\ub85c \ubcf4\ud638 \ubc29\uc2dd\uc73c\ub85c \ubc29\ud5a5\ube44\uad50 \ubc29\uc2dd \uc911\uc758 \ud558\ub098\uc778 \ud2b8\ub9bd\uc800\uc9c0 \ubc29\uc2dd(BLK), \uc804\uc1a1\ucc28\ub2e8(PUTT), PCM \uc804\ub958\ucc28\ub3d9 \ubc29\uc2dd\uc744 \uc8fc\ubcf4\ud638\ub85c \ud558\uace0 \ud6c4\ube44\ubcf4\ud638\ub85c 3\ub2e8\uacc4 \uac70\ub9ac\uacc4\uc804 \ubc29\uc2dd\uc744 \ud6c4\ube44\ubcf4\ud638\ub85c \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n

\"\"
\uc1a1\uc804\uc120\ub85c \ubcf4\ud638<\/figcaption><\/figure>\n\n\n\n

\uc1a1\uc804\uc120\ub85c \ubcf4\ud638 \ubc29\uc2dd<\/h3>\n\n\n\n

PCM \uc804\ub958\ucc28\ub3d9 \ubc29\uc2dd<\/h4>\n\n\n\n

\uae30\uae30\ubcf4\ud638(\ubcc0\uc555\uae30, \ubc1c\uc804\uae30)\uc5d0 \uc8fc\ub85c \uc0ac\uc6a9\ud558\ub358 \uc804\ub958\ucc28\ub3d9 \ubc29\uc2dd\uc744 \uad11\ud1b5\uc2e0\uacfc \ub514\uc9c0\ud138 \uae30\uc220\uc758 \ubc1c\ub2ec\ub85c \uc1a1\uc804\uc120\ub85c \ubcf4\ud638\uc5d0 \ud655\uc7a5\ud558\uc5ec \uc0ac\uc6a9\ud55c \ubc29\uc2dd\uc774\ub2e4. \uc774 \ubc29\uc2dd\uc740 \uc0c1\ub300\ub2e8\uc758 \uc804\ub958 \uc815\ubcf4\ub97c \ub514\uc9c0\ud138 \uc2e0\ud638\ub85c \uc218\uc2e0\ud558\uc5ec \uc790\uae30\ub2e8\uc758 \uce21\uc815\uce58\uc640 \ube44\uad50\ud568\uc73c\ub85c\uc368 \ucc28\ub3d9\uc804\ub958\ub97c \uacc4\uc0b0\ud558\ub294 \ubc29\uc2dd\uc774\uba70, \ub3d9\uc791\uc6d0\ub9ac\ub294 \ube44\uc728\ucc28\ub3d9\uacc4\uc804\uae30\uc640 \ub3d9\uc77c\ud558\ub2e4. \uc774 \ubc29\uc2dd\uc5d0\uc11c \uc0d8\ud50c\ub9c1 \uc2dc\uc810\uc744 \ub3d9\uae30\ud654 \ud558\ub294 \ubc29\ubc95\uc5d0 \ub530\ub77c\uc11c \uc790\ub3d9 \ub3d9\uae30\ubc29\uc2dd\uacfc \ube44\ub3d9\uae30 \ubc29\uc2dd\uc774 \uc788\ub2e4. \uc6b0\ub9ac\ub098\ub77c\uc5d0\uc11c\ub294 \uc790\ub3d9 \ub3d9\uae30\ubc29\uc2dd\uc744 \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n

\"\"
PCM \uc804\ub958\ucc28\ub3d9 \ubc29\uc2dd<\/figcaption><\/figure>\n\n\n\n

\ubc29\ud5a5\ube44\uad50 \ubc29\uc2dd <\/h4>\n\n\n\n

\u2192 \ud2b8\ub9bd\uc800\uc9c0 \ubc29\uc2dd(BLK)<\/p>\n\n\n\n

\uc1a1\uc804\uc120 \uc591\ub2e8\uc5d0 \uc124\uce58\ub41c \ubc29\ud5a5\uc694\uc18c\ub97c \uac00\uc9c4 \uac70\ub9ac\uacc4\uc804\uae30(Mho, Offset-Mho\ud615, \uc870\ud569\ud615)\uc758 \ub3d9\uc791\uc73c\ub85c \uace0\uc7a5 \ubc29\ud5a5\uc744 \ud310\ub2e8\ud558\uace0 \uadf8 \uc815\ubcf4\ub97c \ud1b5\uc2e0\uc7a5\uce58\uc5d0 \uc758\ud574\uc11c \uc0c1\ub300\ub2e8\uc5d0 \uc804\uc1a1\ud568\uc73c\ub85c\uc368 \ubcf4\ud638\uad6c\uac04 \ub0b4\ubd80\uc778\uc9c0 \uc678\ubd80\uc778\uc9c0 \ud310\ubcc4\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n

\"\"
\ubc29\ud5a5\ube44\uad50 \ubc29\uc2dd \ud2b8\ub9bd\uc800\uc9c0 \ubc29\uc2dd(BLK)<\/figcaption><\/figure>\n\n\n\n

\ud1b5\uc2e0\uc218\ub2e8\uc73c\ub85c\ub294 \uc804\ub825\uc120 \ubc18\uc1a1\ud30c(PLC: Power Line Carrier)\ub098 \uac00\uacf5\uc9c0\uc120 \uad11\ud1b5\uc2e0 \ucf00\uc774\ube14\uc744 \uc0ac\uc6a9\ud55c\ub2e4. \uc6b0\ub9ac\ub098\ub77c\uc5d0\uc11c\ub294 345kV \ubc0f 154kV \uacc4\ud1b5\uc758 \uc8fc\ubcf4\ud638\uc5d0 \ubc29\ud5a5\ube44\uad50 \ud2b8\ub9bd\uc800\uc9c0 \ubc29\uc2dd(BLK: : Directional Comparison Trip Blocking Scheme)\uc744 \uc0ac\uc6a9\ud55c\ub2e4. \uc774 \ubc29\uc2dd\uc740 \uace0\uc7a5\uc810\uc744 \uce21\uc815\ud558\ub294 \ub0b4\ubd80\uc694\uc18c\uac00 \ub3d9\uc791\ud558\uace0 \uc0c1\ub300\ub2e8\uc73c\ub85c\ubd80\ud130 \ud2b8\ub9bd\uc800\uc9c0 \uc2e0\ud638\ub97c \uc218\uc2e0\ud558\uc9c0 \uc54a\ub294 \uc870\uac74\uc5d0\uc11c \ud2b8\ub9bd\ub41c\ub2e4.<\/p>\n\n\n\n

\"\"
\ubc29\ud5a5\ube44\uad50 \ubc29\uc2dd \ud2b8\ub9bd\uc800\uc9c0 \ubc29\uc2dd(BLK)<\/figcaption><\/figure>\n\n\n\n

\uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd <\/h4>\n\n\n\n

\u2192\uc81c\uc5b4 \uc5b8\ub354\ub9ac\uce58 \uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd(PUTT)<\/p>\n\n\n\n

(1) \uac1c\uc694<\/p>\n\n\n\n

\uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd\uc740 \uc1a1\uc804\uc120\ub85c\uc758 \uc591\ub2e8\uc911\uc758 \uc5b4\ub290 \ud55c\ucabd \ub2e8\uc5d0\uc11c \uace0\uc7a5\uc810\uc744 \uc815\ud655\ud788 \ud310\ub2e8\ud558\uc600\uc744 \ub54c \uc774 \uc870\uac74\uc744 \uc0c1\ub300\ub2e8\uc5d0 \uc804\uc1a1\ud558\uc5ec \uc591\ub2e8\uc744 \uace0\uc18d\uc73c\ub85c \ucc28\ub2e8\uc2dc\ud0a4\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n

\"\"
\uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd \uc81c\uc5b4 \uc5b8\ub354\ub9ac\uce58 \uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd(PUTT)<\/figcaption><\/figure>\n\n\n\n

\uac01 \ub2e8\uc790\uc5d0 \uc124\uce58\ub41c \ub0b4\ubd80\uc0ac\uace0 \uac80\ucd9c \uacc4\uc804\uae30(\uac70\ub9ac\uacc4\uc804\uae30\uc758 Zone-1)\ub97c \uc124\uce58\ud558\uc5ec \ub3d9\uc791\ubc94\uc704\uc758 \uc77c\ubd80\ub97c \uacb9\uce58\uac8c \ud558\uace0 \ub0b4\ubd80\uc0ac\uace0\uac00 \ubc1c\uc0dd\ud558\uba74 \uc0ac\uace0\ubc1c\uc0dd\uc9c0\uc810\uc5d0 \uac00\uae4c\uc6b4 \uacc4\uc804\uae30\ub294 \ubc18\ub4dc\uc2dc \ub3d9\uc791\ud558\uac8c \ub418\uace0 \uadf8 \uc2e0\ud638\ub97c \uc0c1\ub300\ub2e8\uc5d0 \uc804\uc1a1 \ud2b8\ub9bd\uc2e0\ud638\ub97c \ubcf4\ub0b4\uc11c \uc591\ub2e8\uc744 \ud655\uc2e4\ud558\uac8c \ucc28\ub2e8\ud558\uac8c \ub41c\ub2e4.<\/p>\n\n\n\n

\uc6b0\ub9ac\ub098\ub77c\uc5d0\uc11c\ub294 345kV \uacc4\ud1b5\uc758 \uc8fc\ubcf4\ud638\uc5d0 \uc81c\uc5b4 \uc5b8\ub354\ub9ac\uce58 \uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd(PUTT: Permissive Under reaching Transfer Trip)\uc744 \uc0ac\uc6a9\ud55c\ub2e4. \uc774 \ubc29\uc2dd\uc740 \ub0b4\ubd80 \uace0\uc7a5\uc2dc\uc5d0 \uac70\ub9ac\uacc4\uc804\uae30\uc758 \uc5b8\ub354\ub9ac\uce58 \uc694\uc18c \uc989, Zone-1\uc758 \ub3d9\uc791\uc5d0 \uc758\ud574 \uc790\uae30\ub2e8 \ud2b8\ub9bd\uacfc \ub3d9\uc2dc\uc5d0 \uc0c1\ub300\ub2e8\uc73c\ub85c \uc804\uc1a1 \ucc28\ub2e8\uc2e0\ud638\ub97c \uc1a1\ucd9c\ud558\uba70, \uc0c1\ub300\ub2e8\uc5d0\uc11c\ub294 \uc2e0\ud638\uac00 \uc218\uc2e0\ub418\uace0 \uc624\ubc84\ub9ac\uce58 \uc694\uc18c\ub3c4 \ub3d9\uc791\ud558\ub294 \uc870\uac74\uc73c\ub85c \ud2b8\ub9bd\ud558\uac8c \ub41c\ub2e4.<\/p>\n\n\n\n

\"\"
\uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd \uc81c\uc5b4 \uc5b8\ub354\ub9ac\uce58 \uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd(PUTT)<\/figcaption><\/figure>\n\n\n\n

(2) PUTT \ubc29\uc2dd \ub3d9\uc791\uc6d0\ub9ac<\/p>\n\n\n\n

\"\"
\uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd \uc81c\uc5b4 \uc5b8\ub354\ub9ac\uce58 \uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd(PUTT)<\/figcaption><\/figure>\n\n\n\n

3\ub2e8\uacc4 \ud55c\uc2dc \uac70\ub9ac\uacc4\uc804 \ubc29\uc2dd<\/h4>\n\n\n\n

\uac70\ub9ac\uacc4\uc804\uae30\ub294 \uc5ec\ub7ec \uac00\uc9c0 \uc624\ucc28\uc6d0\uc778(CT \uc624\ucc28, PT \uc624\ucc28, \uacc4\uc804\uae30 \uc624\ucc28 : 15% \uc815\ub3c4)\uc5d0 \uc758\ud574\uc11c 100% \uc815\ud655\ud55c \uac70\ub9ac\uce21\uc815\uc774 \ubd88\uac00\ub2a5 \ud558\ubbc0\ub85c \uac01 \uad6c\uac04\uc758 \uac70\ub9ac\uacc4\uc804\uae30 \uc0c1\ud638\uac04\uc5d0 \uc801\ub2f9\ud55c \uc2dc\uac04\ucc28\ub97c \ub450\uc5b4\uc11c \ud611\uc870\ud558\uc5ec \ubcf4\ud638\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n

\"\"
\uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd \uc81c\uc5b4 \uc5b8\ub354\ub9ac\uce58 \uc804\uc1a1\ucc28\ub2e8 \ubc29\uc2dd(PUTT)<\/figcaption><\/figure>\n\n\n\n

(1) Zone-1:
\ubcf4\ud638\uad6c\uac04 Impedance\uc758 85%\uc774\ub0b4\uc758 \uace0\uc7a5\uc5d0 \ub3d9\uc791\ud558\ub3c4\ub85d \uc815\uc815\ud558\uba70 \ud55c\uc2dc\uacc4\uc804\uae30\ub294 \uc0ac\uc6a9\uce58 \uc54a\uc73c\ubbc0\ub85c \ub3d9\uc791\uc2dc\uac04\uc740 1\u223c3Cycle \uc815\ub3c4\ub85c \uace0\uc18d\ub3c4 \ub3d9\uc791 \ub41c\ub2e4.<\/p>\n\n\n\n

(2) Zone-2:
\ubcf4\ud638\uad6c\uac04 Impedance\uc640 \ub2e4\uc74c \uad6c\uac04 Impedance\uc758 \uc57d 50%\uae4c\uc9c0\ub97c \ub3d9\uc791\ubc94\uc704\ub85c \uc815\uc815\ud558\uace0 \uc804\uc704\uacc4\uc804\uae30 Zone-1 \uc694\uc18c\uc640 \ud611\uc870\ub97c \uc704\ud574\uc11c 20Cycle \uc815\ub3c4\uc758 \uc9c0\uc5f0\ub3d9\uc791 \uc2dc\ud0a8\ub2e4.<\/p>\n\n\n\n

(3) Zone-3:
\ud53c\ubcf4\ud638\uc120\ub85c Impedance\uc758 225%\uc815\ub3c4 \ub610\ub294 \ud53c \ubcf4\ud638\uc120\ub85c \ub2e4\uc74c, \ub2e4\uc74c\uad6c\uac04\uc758 25%\uc815\ub3c4\uc758 \uace0\uc7a5\uae4c\uc9c0 \ub3d9\uc791\ud1a0\ub85d \uc815\uc815\ud558\uace0 \ub3d9\uc791\uc2dc\uac04\uc740 100Cycle \uc815\ub3c4 \uc9c0\uc5f0\uc2dc\ucf1c Zone 1, 2\uacc4\uc804\uae30\uc5d0 \ub300\ud55c \ud6c4\ube44\ubcf4\ud638\ub85c \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n

\u2605\ubcf4\ud638\uacc4\uc804\uae30<\/a>
\ubcf4\ud638\uacc4\uc804\uae30\uc758 \uac1c\uc694<\/a>
\uc720\ub3c4\ud615 \uacc4\uc804\uae30<\/a>
\ubc29\ud5a5\uc131 \uacc4\uc804\uae30<\/a>
\uac70\ub9ac \uacc4\uc804\uae30<\/a>
\uc1a1\uc804\uc120\ub85c \ubcf4\ud638(1)<\/a>
\ubaa8\uc120 \ubcf4\ud638\ubc29\uc2dd<\/a>
\uc774\uc911\ubaa8\uc120\uc758 \uad6c\uc131<\/a>
\uc911\uc131\uc810 \uc811\uc9c0\ubc29\uc2dd\uc758 \uc120\uc815<\/a>
\uc120\ud0dd\uc9c0\ub77d\uacc4\uc804\uae30<\/a>
\ube44\uc811\uc9c0 \ubcf4\ud638\ubc29\uc2dd<\/a>
Zig-Zag \ubcc0\uc555\uae30<\/a>
\uc601\uc0c1\uc804\ub958 \uac80\ucd9c\ubc29\uc2dd<\/a>
\ubcc0\uc555\uae30 \ud574\uc11d\uae30\uc900<\/a>
\ube44\uc728\ucc28\ub3d9\uacc4\uc804\uae30<\/a>
\ubcc0\uc555\uae30 \ubcf4\ud638<\/a>
\ubc1c\uc804\uae30 \ubcf4\ud638<\/a>
\uc804\ub3d9\uae30 \ubcf4\ud638<\/a>
\ubcf4\ud638\uacc4\uc804\uae30 \uc815\uc815(1)<\/a> <\/p>\n","protected":false},"excerpt":{"rendered":"

\uc1a1\uc804\uc120\ub85c\ub294 \ub113\uc740 \uc9c0\uc5ed\uc5d0 \uc124\uce58\ub418\uc5b4 \ub099\ub8b0, \ud48d\uc6b0 \ub4f1\uc758 \uc790\uc5f0\uc870\uac74\uc5d0 \uc601\ud5a5\uc744 \ubc1b\uae30 \uc26c\uc6b0\ubbc0\ub85c \ubcf4\ud638\uacc4\uc804\uae30\uc758 \ub3d9\uc791 \ube48\ub3c4\uac00 \ub192\uace0 \uc804\u318d\ud6c4\uc704 \ubcf4\ud638\uc7a5\uce58\uc640\uc758 \ud611\uc870\ub3d9\uc791\uc744 \ud574\uc57c \ud55c\ub2e4. \uc6b0\ub9ac\ub098\ub77c\ub294 \uc1a1\uc804\uc120\ub85c \ubcf4\ud638 \ubc29\uc2dd\uc73c\ub85c \ubc29\ud5a5\ube44\uad50 \ubc29\uc2dd \uc911\uc758 \ud558\ub098\uc778 \ud2b8\ub9bd\uc800\uc9c0 \ubc29\uc2dd(BLK), \uc804\uc1a1\ucc28\ub2e8(PUTT), PCM \uc804\ub958\ucc28\ub3d9 \ubc29\uc2dd\uc744 \uc8fc\ubcf4\ud638\ub85c \ud558\uace0 \ud6c4\ube44\ubcf4\ud638\ub85c 3\ub2e8\uacc4 \uac70\ub9ac\uacc4\uc804 \ubc29\uc2dd\uc744 \ud6c4\ube44\ubcf4\ud638\ub85c \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":10006,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[506],"tags":[],"_links":{"self":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/6187"}],"collection":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/comments?post=6187"}],"version-history":[{"count":0,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/6187\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/media\/10006"}],"wp:attachment":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/media?parent=6187"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/categories?post=6187"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/tags?post=6187"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}