请问电线1平方到6平方线径是多亳米？ 6平方米的电线有多粗，直径是多少，怎么算得
6\u5e73\u65b9\u7535\u7ebf\u76f4\u5f84\u662f\u591a\u5c11\uff1f6\u5e73\u65b9\u7535\u7ebf\u76f4\u5f84\u662f2.7646mm\u3002
6\u5e73\u65b9\u7535\u7ebf\u7684\u6a2a\u622a\u9762\u79ef\u4e3a6\u5e73\u65b9\u6beb\u7c73\u3002\u518d\u6839\u636e\u7535\u7ebf\u7684\u6a2a\u622a\u9762\u662f\u5706\uff0c\u6839\u636e\u5706\u7684\u9762\u79ef\u8ba1\u7b97\u516c\u5f0f\u53ef\u5f97\uff1a
6mm²=\u03c0r²\u3002\u89e3\u5f97r=1.3823mm\u3002\u5373\u5706\u7684\u534a\u5f84\u4e3a1.3823mm\uff0c\u8fdb\u800c\u53ef\u5f97\uff1a1.3823mm\u00d72=2.7646mm\u3002
\u6269\u5c55\u8d44\u6599\uff1a
\u7535\u7ebf\u7684\u5e73\u65b9\u53ef\u4ee5\u7528\u7535\u7ebf\u7684\u76f4\u5f84\u6d4b\u91cf\u8ba1\u7b97\uff0c\u56e0\u4e3a\u7535\u7ebf\u76f4\u5f84\u8f83\u597d\u6d4b\u91cf\uff0c\u516c\u5f0f\u662fS=3.14d/4\uff1bd\u662f\u76f4\u5f84\u3002
\u8f7d\u7535\u91cf\u6709\u4f30\u7b97\u516c\u5f0f\uff1a\u5341\u4e0b\u4e94\uff1b\u767e\u4e0a\u4e8c\uff1b\u4e8c\u4e94\u4e09\u4e94\u56db\u4e09\u754c\uff1b\u4e03\u96f6\u4e5d\u4e94\u4e24\u500d\u534a;\u7a7f\u7ba1\u6e29\u5ea6\u516b\u4e5d\u6298;\u94dc\u7ebf\u5347\u7ea7\u7b97\uff1b\u88f8\u7ebf\u52a0\u4e00\u534a\u3002
\u7535\u7f06\u622a\u9762\u79ef\u7684\u8ba1\u7b97\u516c\u5f0f\uff1a 0.7854 \u00d7 \u7535\u7ebf\u534a\u5f84\uff08\u6beb\u7c73\uff09\u7684\u5e73\u65b9 \u00d7 \u80a1\u6570\uff0c\u598248\u80a1\uff08\u6bcf\u80a1\u7535\u7ebf\u534a\u5f840.2\u6beb\u7c73\uff091.5\u5e73\u65b9\u7684\u7ebf\uff1a 0.7854 \u00d7\uff080.2 \u00d7 0.2\uff09\u00d7 48 = 1.5\u5e73\u65b9\u3002
\u4e0e\u5706\u76f8\u5173\u7684\u516c\u5f0f\uff1a
1\u3001\u5706\u9762\u79ef\uff1aS=\u03c0r²\uff0cS=\u03c0(d/2)²\u3002\uff08d\u4e3a\u76f4\u5f84\uff0cr\u4e3a\u534a\u5f84\uff09\u3002
2\u3001\u534a\u5706\u7684\u9762\u79ef\uff1aS\u534a\u5706=(\u03c0r^2)/2\u3002\uff08r\u4e3a\u534a\u5f84\uff09\u3002
3\u3001\u5706\u73af\u9762\u79ef\uff1aS\u5927\u5706-S\u5c0f\u5706=\u03c0(R^2-r^2)(R\u4e3a\u5927\u5706\u534a\u5f84\uff0cr\u4e3a\u5c0f\u5706\u534a\u5f84)\u3002
4\u3001\u5706\u7684\u5468\u957f\uff1aC=2\u03c0r\u6216c=\u03c0d\u3002\uff08d\u4e3a\u76f4\u5f84\uff0cr\u4e3a\u534a\u5f84\uff09\u3002
5\u3001\u534a\u5706\u7684\u5468\u957f\uff1ad+(\u03c0d)/2\u6216\u8005d+\u03c0r\u3002\uff08d\u4e3a\u76f4\u5f84\uff0cr\u4e3a\u534a\u5f84\uff09\u3002
什么型号的电线？型号不同，标准不同。
常见的家装BV电线的外径标准如下图。
绛旓細1銆1.5骞虫柟姣背锛屽浣鐩村緞鏄1.38mm锛2銆2.5骞虫柟姣背锛屽浣撶洿寰勬槸1.78mm锛3銆4骞虫柟姣背锛屽浣撶洿寰勬槸2.25mm 锛4銆6骞虫柟姣背锛屽浣撶洿寰勬槸2.76mm锛5銆 10骞虫柟姣背锛屽浣撶洿寰勬槸1.33*7mm锛6銆16骞虫柟姣背锛屽浣撶洿寰勬槸1.7*7mm锛涙崲绠楁柟娉曪細鐭ラ亾鐢电嚎鐨勫钩鏂癸紝璁＄畻鐢电嚎鐨勫崐寰勫窛姹傚渾褰㈤潰绉殑鍏紡璁＄畻锛氱數...
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绛旓細2.5銆4銆6骞崇背鐩村緞鍚勬槸1.78銆2.25銆2.76 銆傝绠楁柟娉曪細鎵璋1骞虫柟mm鐨勭數绾匡紝鏄寚鍗曡偂锛圔V锛夌嚎鐨勭嚎鑺埅闈㈤潰绉负1mm²锛屽畠鏄牴鎹渾鍛ㄧ巼涓庣洿寰勪箣闂寸殑鍏崇郴璁＄畻寰楁潵鐨勩傛垜浠煡閬擄紝闈㈢Н锛濆崐寰²脳3.14锛岄偅涔堝崐寰²锛濋潰绉3.14銆傚嵆 鍗婂緞²锛1梅3.14鈮0.3185 鍗婂緞锛濃垰0.3185...
绛旓細2.5骞虫柟鐨勬槸1.78 4骞虫柟鐨勬槸2.25 锛6骞虫柟鐨勬槸2.76 锛涙墍璋1骞虫柟mm鐨勭數绾匡紝鏄寚鍗曡偂锛圔V锛夌嚎鐨勭嚎鑺埅闈㈤潰绉负1mm²锛屽畠鏄牴鎹渾鍛ㄧ巼涓庣洿寰勪箣闂寸殑鍏崇郴璁＄畻寰楁潵鐨勩傚浗鏍囩數绾匡細灏辨槸瀹屽叏鎸夌収鍥芥爣鏉ョ敓浜х殑鐢电嚎銆備竴鑸鐢ㄣ佸父瑙佺殑鐢电嚎閮芥槸鍥藉鏍囧噯瑙勬牸鎬ц兘鐨勶紝鍥芥爣鍦ㄧ數绾跨殑澶栬鏍囧噯銆佹満姊板己搴︺佹姢濂楃殑...
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绛旓細1. 鏍规嵁鍥藉鏍囧噯锛6骞虫柟姣背鐢电紗绾跨殑瑙勬牸鏈変袱绉嶏細鍗曟牴纭嚎鍜屽鑲¤蒋绾裤2. 鍗曟牴纭嚎锛氬鐢电嚎鑺殑鏍规暟涓1锛屽崟绾挎爣绉鐩村緞涓2.76姣背锛屾渶澶у寰勪负4.9姣背銆3. 澶氳偂杞嚎锛氬鐢电嚎鑺殑鏍规暟涓7锛屽崟绾挎爣绉扮洿寰勪负1.04姣背锛屾渶澶у寰勪负5.4姣背銆4. 涓夎姱閾鐢电紗锛屾爣绉版埅闈㈢Н涓6骞虫柟姣背锛屽寰勪负13.1...
绛旓細鐭ラ亾鐢电嚎鐨骞虫柟锛岃绠楃嚎鐩村緞涔熸槸杩欐牱锛屽锛2.5鏂圭數绾跨殑绾跨洿寰勬槸锛2.5梅 3.14 = 0.8锛屽啀寮鏂瑰緱鍑0.9姣背锛屽洜姝2.5鏂圭嚎鐨勭嚎鐩村緞鏄細2脳0.9姣背锛1.8姣背銆傜煡閬鐢电嚎鐨勭洿寰锛岃绠楃數绾跨殑骞虫柟涔熺敤姹傚渾褰㈤潰绉殑鍏紡鏉ヨ绠楋細鐢电嚎鐨勫钩鏂癸紳鍦嗗懆鐜囷紙3.14锛壝楃嚎鐩村緞鐨勫钩鏂癸紡4銆鐢电紗澶у皬涔熺敤骞虫柟鏍囩О锛...
绛旓細浼楁墍鍛ㄧ煡锛岀數绾跨殑骞虫柟鏁板搴旂殑鐩村緞鏄 閲忕數绾挎槸鍚﹀悎鏍肩殑鏍囧噯涔嬩竴銆傚浗鏍6骞虫柟鐢电嚎鐨勭洿寰勬槸2.76姣背锛岃繎鏍6骞虫柟鐢电嚎鐨勭洿寰勬槸2.7姣背锛屼腑鏍6骞虫柟鐢电嚎鐨勭洿寰勬槸2.6姣背銆傚叾涓鎹100绫崇殑鎶ヤ环鍦200-400鍏冧箣闂淬備簩銆鐢电嚎骞虫柟绫宠秺澶ц秺濂 1銆佺洰鍓嶏紝甯傞潰涓婄殑鐢电嚎澶ц嚧鍒嗕负2.5骞虫柟銆4骞虫柟鍜6骞虫柟涓夌銆傜數绾挎湰韬...
绛旓細1. 6骞虫柟鐢电嚎鐩村緞鏄澶氬皯 浼楁墍鍛ㄧ煡锛岀數绾跨殑骞虫柟鏁颁笌瀵瑰簲鐨勭洿寰勬槸琛￠噺鐢电嚎鏄惁绗﹀悎鏍囧噯鐨勯噸瑕佹寚鏍囥傛牴鎹浗瀹舵爣鍑嗭紝6骞虫柟鐢电嚎鐨勭洿寰勫簲涓2.76姣背锛涜涓氭爣鍑嗙◢鏈夊樊寮傦紝鐩村緞绾︿负2.7姣背鎴2.6姣背銆傞氬父鎯呭喌涓嬶紝姣100绫崇數绾跨殑浠锋牸鍦200鑷400鍏冧箣闂淬2. 鐢电嚎骞虫柟鏁拌秺澶ц秺濂藉悧锛1) 鍦ㄥ競鍦轰笂锛岀數绾夸富瑕佸垎涓...
