{"id":826,"date":"2022-04-16T14:38:07","date_gmt":"2022-04-16T05:38:07","guid":{"rendered":"http:\/\/ftz.myds.me\/wordpress\/?p=826"},"modified":"2023-01-07T18:58:15","modified_gmt":"2023-01-07T09:58:15","slug":"ieee-std-80%ec%a0%91%ec%a7%80%ec%84%a4%ea%b3%84-%ea%b0%9c%eb%85%90","status":"publish","type":"post","link":"http:\/\/ftz.myds.me\/wordpress\/ieee-std-80%ec%a0%91%ec%a7%80%ec%84%a4%ea%b3%84-%ea%b0%9c%eb%85%90\/","title":{"rendered":"IEEE std 80\uc811\uc9c0\uc124\uacc4 \uac1c\ub150"},"content":{"rendered":"\n<p><meta charset=\"utf-8\">[acf field=ver]\u2605[acf field=rate]![acf field=edited] <\/p>\n\n\n\n<p class=\"has-text-align-right\">IEEE std 80\uc811\uc9c0\uc124\uacc4 \uac1c\ub150<\/p>\n\n\n\n<p>\ub178\ucd9c\ub418\ub294 \uc7a5\uc18c\uc5d0 \uc778\uc801\uc778 \uc548\uc804\uc758 \ucd5c\uc18c \uae30\uc900\uc73c\ub85c \ub178\ucd9c\ub418\ub294 \uc778\uc801\uc790\uc6d0\uc774 \uc811\ucd09\uc804\uc555, \ubcf4\ud3ed\uc804\uc555\uc774 \uc548\uc804\uae30\uc900\uc744 \ub9cc\uc871\uc2dc\ucf1c\uc57c \ud55c\ub2e4<\/p>\n\n\n\n<p>\uc548\uc804\uae30\uc900 \ub9cc\uc871\uc744 \uc704\ud55c \uc811\uc9c0<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_g\\cdot R_g(GPR)\\lt E_{touch}\\]<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/vendor\/regenerator-runtime.min.js?ver=0.13.9' id='regenerator-runtime-js'><\/script>\n<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/vendor\/wp-polyfill.min.js?ver=3.15.0' id='wp-polyfill-js'><\/script>\n<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/hooks.min.js?ver=4169d3cf8e8d95a3d6d5' id='wp-hooks-js'><\/script>\n<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/i18n.min.js?ver=9e794f35a71bb98672ae' id='wp-i18n-js'><\/script>\n<script id='wp-i18n-js-after'>\nwp.i18n.setLocaleData( { 'text direction\\u0004ltr': [ 'ltr' ] } );\n<\/script>\n<script  async src='https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/mathjax\/2.7.7\/MathJax.js?config=TeX-MML-AM_CHTML' id='mathjax-js'><\/script>\n<\/div>\n\n\n\n<h3 id=\"\uc811\uc9c0\uc124\uacc4-\uc2dc-\ud50c\ub85c\uc6b0-\ucc28\ud2b8\">\uc811\uc9c0\uc124\uacc4 \uc2dc \ud50c\ub85c\uc6b0 \ucc28\ud2b8<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"1024\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/04\/\u110c\u1165\u11b8\u110c\u1175\u1109\u1165\u11af\u1100\u1168\u1109\u1175-\u1111\u1173\u11af\u1105\u1169\u110b\u116e\u110e\u1161\u1110\u1173-1024x1024.png\" alt=\"\" class=\"wp-image-908\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/04\/\u110c\u1165\u11b8\u110c\u1175\u1109\u1165\u11af\u1100\u1168\u1109\u1175-\u1111\u1173\u11af\u1105\u1169\u110b\u116e\u110e\u1161\u1110\u1173-1024x1024.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/04\/\u110c\u1165\u11b8\u110c\u1175\u1109\u1165\u11af\u1100\u1168\u1109\u1175-\u1111\u1173\u11af\u1105\u1169\u110b\u116e\u110e\u1161\u1110\u1173-300x300.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/04\/\u110c\u1165\u11b8\u110c\u1175\u1109\u1165\u11af\u1100\u1168\u1109\u1175-\u1111\u1173\u11af\u1105\u1169\u110b\u116e\u110e\u1161\u1110\u1173-150x150.png 150w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/04\/\u110c\u1165\u11b8\u110c\u1175\u1109\u1165\u11af\u1100\u1168\u1109\u1175-\u1111\u1173\u11af\u1105\u1169\u110b\u116e\u110e\u1161\u1110\u1173-768x768.png 768w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/04\/\u110c\u1165\u11b8\u110c\u1175\u1109\u1165\u11af\u1100\u1168\u1109\u1175-\u1111\u1173\u11af\u1105\u1169\u110b\u116e\u110e\u1161\u1110\u1173.png 1133w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4>1)\ud604\uc7a5Data<\/h4>\n\n\n\n<ul><li>\ud1a0\uc591 \ud2b9\uc131\uc744 \uc870\uc0ac\ud55c\ub2e4<\/li><li>\uc811\uc9c0\uc758 \uc608\uc0c1 \ubaa8\ub378\uc744 \uac80\ud1a0\ud55c\ub2e4. \uc989 GRID, \ub9e4\uc124\uc9c0\uc120, \uc811\uc9c0\ubd09, \ub2e8\ub3c5, \ubcd1\uc6a9 \ub4f1<\/li><li>\uc81c\uc774\ud130\uc758 Table \uc644\ube44 : \uba74\uc801(A), \uace0\uc720\uc800\ud56d(\u03c1)<\/li><\/ul>\n\n\n\n<h4>2)\uc811\uc9c0\uc120\uc758 \uad75\uae30 \uacb0\uc815<\/h4>\n\n\n\n<ul><li>\uacc4\ud1b5\uc758 \uc0ac\uace0\uc804\ub958 \uacc4\uc0b0<\/li><\/ul>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_g=3I_0=\\frac{3E}{Z_0+Z_1+Z_2+[3R_g(\uc9c0\ub77d\uc810\uc804\uc704\uace0\ub824\uc2dc)]}\\]<\/div>\n\n\n\n<ul><li>\uc811\uc9c0\uc0ac\uace0 \ub178\ucd9c\uc2dc\uac04 \uacc4\uc0b0<\/li><\/ul>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[t_c=0.1 \\sim 0.5\ucd08\\]<\/div>\n\n\n\n<ul><li>\uc811\uc9c0\uc120 \uad75\uae30 \uc0b0\uc815<br>A[\u339f]=\uc811\uc9c0\uc120, \uc811\uc9c0\ubd09 \uad00\ub828 \ucc38\uc870<\/li><\/ul>\n\n\n\n<h4>3)\uc548\uc804\uae30\uc900\uc804\uc555 \uc0b0\uc815<\/h4>\n\n\n\n<ul><li>\uc811\ucd09\uc804\uc555<\/li><\/ul>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[E_{touch70}=\\frac{157+0.24\\rho_s}{\\sqrt t_s}\\]<\/div>\n\n\n\n<ul><li>\ubcf4\ud3ed\uc804\uc555<\/li><\/ul>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[E_{step70}=\\frac{157+0.94\\rho_s}{\\sqrt t_s}\\]<\/div>\n\n\n\n<ul><li>\uc548\uc804\uae30\uc900\uc804\uc555 : \uc811\ucd09\uc804\uc555, \ubcf4\ucd09\uc804\uc555\uc744 \ub9cc\uc871<\/li><\/ul>\n\n\n\n<h4>4)\uc608\ube44 \uc124\uacc4 \uc2e4\uc2dc<\/h4>\n\n\n\n<ul><li>GRID\uac04\uaca9, \ub9e4\uc124 \uae4a\uc774 \uc0b0\uc815<\/li><li>\uc811\uc9c0\ubd09 \uc218\ub7c9(n)<\/li><\/ul>\n\n\n\n<h4>5)\uc811\uc9c0\uc800\ud56d(Rg)\uacc4\uc0b0<\/h4>\n\n\n\n<ul><li>GRID(\uba54\uc2dc)\uc811\uc9c0<\/li><\/ul>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[R_g=\\rho[\\frac{1}{L}+\\frac{1}{\\sqrt{20A}}(1+\\frac{1}{1+h\\sqrt{\\frac{20}{A}}})]\\]<\/div>\n\n\n\n<ul><li>\ubd09\uc811\uc9c0<\/li><\/ul>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[R_g=\\frac{\\rho}{2\\pi l}\\ln\\frac{2l}{r}\\]<\/div>\n\n\n\n<h4>6)\ucd5c\ub300 \uc804\ub958 \uacc4\uc0b0<\/h4>\n\n\n\n<ul><li>GRID\uc5d0 \ud750\ub974\ub294 \uc804\ub958\ub97c \uad6c\ud55c\ub2e4<\/li><\/ul>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_g=3I_0\\times D_f\\times S_f=0.5 &#8211; 0.75I_g\\]<\/div>\n\n\n\n<h4>7)<span style=\"text-decoration: underline;\">\uc811\uc9c0\ub9dd\uc758 \uc804\uc704 \uc0c1\uc2b9<\/span>\uacfc <span style=\"text-decoration: underline;\">\ucd5c\ub300 \ud5c8\uc6a9\uc811\ucd09\uc804\uc555<\/span>\uc758 \ube44\uad50 \ud310\uc815<\/h4>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_g\\cdot R_g(GPR)\\gt E_{touch}\\]<\/div>\n\n\n\n<ul><li>GRID\uc5d0 \uc0ac\uace0 \uc2dc \uc0dd\uc131\ub418\ub294 \uc804\uc555\uc744 \uad6c\ud55c\ub2e4. (GPR=Ig\u00d7Rg)<\/li><li>\ub9cc\uc871(GPR&lt;Etouch)\ub418\uba74 \uc2e4\uc2dc\uc124\uacc4<\/li><li>\ub9cc\uc871\ub418\uc9c0 \uc54a\uc73c\uba74(GPR&gt;Etouch)\ud30c\ub77c\ubbf8\ud130 \uc870\uc815<\/li><\/ul>\n\n\n\n<h4>8)\uc811\uc9c0\ub9dd\uc758 <span style=\"text-decoration: underline;\">\ucd5c\ub300 \uba54\uc2dc\uc804\uc555<\/span> \ubc0f \ucd5c\ub300 Es<\/h4>\n\n\n\n<ul><li>\uc811\uc9c0\uc120 \uae38\uc774 \uc99d\uac00<\/li><li>\uadf8\ub9ac\ub4dc\uc758 \ucd1d\uc800\ud56d \uac10\uc18c<\/li><li>Ig=\ub3d9\uc77c<\/li><\/ul>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[E_m=\\frac{\\rho\\cdot K_m\\cdot K_i\\cdot I_g}{L}\\]\n\\[E_s=\\frac{\\rho\\cdot K_s\\cdot K_i\\cdot I_g}{L}\\]<\/div>\n\n\n\n<h4>9)<span style=\"text-decoration: underline;\">\uba54\uc2dc\uc804\uc555<\/span>\uacfc <span style=\"text-decoration: underline;\">\uc811\ucd09\uc804\uc555<\/span>\uc758 \ube44\uad50 \ubc0f \ud310\uc815 (Em&lt;Etouch)<\/h4>\n\n\n\n<ul><li>\uc218\uc815\ub41c \uc811\ucd09\uc804\uc555 \uac80\ud1a0<\/li><li>Em&gt;Etouch \ubd88\ub9cc\uc871 : \uc7ac\uc124\uacc4<\/li><li>Em&lt;Etouch \ub9cc\uc871 : \ub2e4\uc74c\ub2e8\uacc4<\/li><\/ul>\n\n\n\n<h4>10)Es&lt;Estep<\/h4>\n\n\n\n<p>\uc5ec\uae30\uc11c Es : \uc811\uc9c0\ub9dd\ubaa8\uc11c\ub9ac\uc810\uacfc \uc678\uce21 \ub300\uac01\uc120 \ubc29\ud5a5\uc73c\ub85c 1[m]\ub5a8\uc5b4\uc9c4 \uc810 \uc0ac\uc774\uc758 \uc804\uc704\ucc28<\/p>\n\n\n\n<ul><li>\uc218\uc804\ub41c \ubcf4\ud3ed\uc804\uc555 \uac80\ud1a0<\/li><li>Es&lt;Estep \ub9cc\uc871 : \uc2e4\uc2dc\uc124\uacc4<\/li><li>Es&gt;Estep \ubd88\ub9cc\uc871 : \uc7ac\uc124\uacc4<\/li><\/ul>\n\n\n\n<h4>11)\uc2e4\uc2dc\uc124\uacc4<\/h4>\n\n\n\n<h3 id=\"\uacb0\ub860\">\uacb0\ub860<\/h3>\n\n\n\n<p>\uc548\uc804\uc811\uc9c0 \uc124\uacc4\ub97c \uc704\ud574\uc11c\ub294 \uc815\uc0c1 \uc0c1\ud0dc \ubc0f \uc0ac\uace0\uc804\ub958\ub97c \ub300\uc9c0\uc5d0 \uc548\uc804\ud558\uac8c \ud1b5\uc804\ud558\uc5ec \uc0ac\ub78c\uc774 \uc811\uc9c0\uc124\uacc4 \uadfc\ucc98\uc5d0\uc11c \uc804\uae30\uc801 \ucda9\uaca9\uc758 \uc704\ud5d8\uc5d0 \ub178\ucd9c\ub418\uc9c0 \uc54a\ub3c4\ub85d \ud558\ub294 \uac83\uc774 IEEE \uc811\uc9c0\uc124\uacc4\uc758 \ubaa9\ud45c\uc774\ub2e4<\/p>\n\n\n\n<p><meta charset=\"utf-8\"> \u2605<strong><a href=\"https:\/\/cq4l.com\/am-%EC%A0%91%EC%A7%80-%EC%84%A4%EA%B3%84\/\">\uc811\uc9c0 \uc124\uacc4<\/a><\/strong>\u00a0(EP)<br><a rel=\"noopener\" href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%91%ec%a7%80%ec%9d%98-%eb%aa%a9%ec%a0%81%ea%b3%bc-%ec%a2%85%eb%a5%98\/\" target=\"_blank\"> <\/a>E\u00a0<a href=\"https:\/\/cq4l.com\/%ec%a0%91%ec%a7%80%ec%9d%98-%eb%aa%a9%ec%a0%81%ea%b3%bc-%ec%a2%85%eb%a5%98\/\">\uc811\uc9c0<\/a><br>O\u00a0<a href=\"https:\/\/cq4l.com\/ieee-std-80%ec%a0%91%ec%a7%80%ec%84%a4%ea%b3%84-%ea%b0%9c%eb%85%90\/\">\uc811\uc9c0\uc124\uacc4<\/a><br>N\u00a0<a href=\"https:\/\/cq4l.com\/an-%ed%86%a0%ec%96%91%ed%8a%b9%ec%84%b1-%ea%b2%80%ed%86%a0\/\">\ud1a0\uc591\ud2b9\uc131 \uac80\ud1a0<\/a><a href=\"https:\/\/cq4l.com\/%eb%8c%80%ec%a7%80%ec%a0%80%ed%95%ad-%ec%b8%a1%ec%a0%95%eb%b2%95\/\"><br><\/a>R\u00a0<a href=\"https:\/\/cq4l.com\/%EB%8C%80%EC%A7%80%EA%B5%AC%EC%A1%B0-%ED%95%B4%EC%84%9D%EB%B0%A9%EB%B2%95\/\">\ub300\uc9c0\uad6c\uc870 \ud574\uc11d\ubc29\ubc95<\/a><br>D\u00a0<a href=\"https:\/\/cq4l.com\/%ec%a0%91%ec%a7%80%ec%a0%80%ed%95%ad-%ec%a0%80%ea%b0%90%eb%b2%95\/\">\uc811\uc9c0\uc800\ud56d \uc800\uac10<\/a><br>B\u00a0<a href=\"https:\/\/cq4l.com\/%eb%b3%b4%eb%a7%81%ea%b3%b5%eb%b2%95\/\">\ubcf4\ub9c1\uacf5\ubc95(\uc218\uc9c1\uacf5\ubc95)<\/a><br>P\u00a0<a href=\"https:\/\/cq4l.com\/pgs%ea%b3%b5%eb%b2%95\/\">PGS\uacf5\ubc95<\/a><br>C\u00a0<a href=\"https:\/\/cq4l.com\/%ec%a0%91%ec%a7%80%ec%a0%80%ed%95%ad-%ec%b8%a1%ec%a0%95%eb%b2%95\/\">\uc811\uc9c0\uc800\ud56d\uce21\uc815\ubc95<\/a><br>6\u00a0<a href=\"https:\/\/cq4l.com\/61-8%EB%B2%95%EC%B9%99\/\">61.8%\ubc95\uce59<\/a><br><a href=\"https:\/\/cq4l.com\/kec140\/\">KEC140<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ub178\ucd9c\ub418\ub294 \uc7a5\uc18c\uc5d0 \uc778\uc801\uc778 \uc548\uc804\uc758 \ucd5c\uc18c \uae30\uc900\uc73c\ub85c \ub178\ucd9c\ub418\ub294 \uc778\uc801\uc790\uc6d0\uc774 \uc811\ucd09\uc804\uc555, \ubcf4\ud3ed\uc804\uc555\uc774 \uc548\uc804\uae30\uc900\uc744 \ub9cc\uc871\uc2dc\ucf1c\uc57c \ud55c\ub2e4<\/p>\n","protected":false},"author":1,"featured_media":850,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[2,174],"tags":[46,177,169],"_links":{"self":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/826"}],"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=826"}],"version-history":[{"count":0,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/826\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/media\/850"}],"wp:attachment":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/media?parent=826"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/categories?post=826"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/tags?post=826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}