电导率与电阻率之间如何换算? 电阻率与电导率的国际单位是如何换算的
\u7535\u963b\u7387\u4e0e\u7535\u5bfc\u7387\u7684\u56fd\u9645\u5355\u4f4d\u662f\u5982\u4f55\u6362\u7b97\u7684\u7535\u5bfc\u7387m/\u03c9•mm2\uff0c\u7535\u963b\u7387\u5355\u4f4d\u03bc\u03c9•cm\uff0c\u7535\u5bfc\u7387\u5355\u4f4d%iacs
m/\u03c9•mm2\u3001\u03bc\u03c9•cm\u3001%iacs\u8fd9\u4e09\u4e2a\u5355\u4f4d\u6709\u4ec0\u4e48\u8f6c\u6362\u7684\u5f0f\u5b50\u5417\uff1f
\u95ee\u9898\u8865\u5145\uff1a\u6211\u8981\u77e5\u9053\u7684\u662f\u8fd9\u4e09\u4e2a\u5355\u4f4d\u7684\u8f6c\u6362\u5f0f\u5b50\uff0c\u522b\u4e71\u62f7\u8d1d
\u7535\u5bfc\u7387
1m/\u03c9•mm2=100cm/\u03c9*0.01cm2
=10000/\u03c9*cm=100\uff081/\u03bc\u03c9•cm\uff09
10^6\u03bc\u03c9=1\u03c9
%iacs
\u662f\u5bfc\u7535
\u7387
conductivity
\u8bd5
\u6837
\u7535
\u5bfc\u7387\u4e0e\u67d0\u4e00\u6807\u51c6\u503c\u7684\u6bd4\u503c\u7684\u767e\u5206\u6570\u79f0\u4e3a\u8be5\u8bd5\u6837\u7684\u5bfc\u7535\u7387\u3002
19
13
\u5e74
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/cm'\u3001\u957f\u5ea6\u4e3a1m
\u3001\u91cd\u91cf\u4e3a1g\u3001\u7535\u963b\u4e3a\u3002.1532
8
\u6b27\u59c6\u7684\u9000\u706b\u94dc\u7ebf\u4f5c\u4e3a\u6d4b\u91cf\u6807\u51c6\u3002\u5728200c\u6e29\u5ea6\u4e0b\uff0c\u4e0a\u8ff0\u9000\u706b\u94dc\u7ebf\u7684\u7535\u963b\u7cfb\u6570\u4e3a\u3002.017
241
f1
"
mm'/m(\u6216
\u7535\u5bfc\u7387\u4e3a58.
0
ms/m)\u65f6\u786e\u5b9a\u4e3a100
%iacs(\u56fd\u9645\u9000\u706b\u94dc\u6807\u51c6)\uff0c\u5176\u4ed6\u4efb\u4f55\u6750\u6599\u7684\u5bfc\u7535\u7387(%iacs)\u53ef\u7528
\u4e0b\u5f0f\u8fdb\u884c\u8ba1\u7b97:
\u5bfc
\u7535\u7387
(
%iacs)=0.017241/
\u03c1*100%
\u7535\u963br\u7684\u5355\u4f4d\u4e3a\u03c9(\u6b27\u59c6\uff0c\u7b80\u79f0\u6b27)\uff0c\u5f53\u4e00\u5bfc\u4f53\u4e24\u7aef\u7684\u7535\u538b\u4e3a1v\u65f6\uff0c\u5982\u679c\u8fd9\u5bfc\u4f53\u901a\u6709\u7535\u6d411a\uff0c\u5219\u8fd9\u5bfc\u4f53\u7684\u7535\u963b\u5c31\u89c4\u5b9a\u4e3a1\u03c9\uff0c\u5373\uff1a1\u03c9=1v/1a
\u7535\u5bfcg\u7684\u5355\u4f4d\u662fs(\u897f\u95e8\u5b50\uff0c\u7b80\u79f0\u897f)\uff0c1s=1/1\u03c9
r=\u03c1*l/s\u5f0f\u4e2d\u03c1\u662f\u53d6\u51b3\u4e8e\u5bfc\u4f53\u6750\u6599\u548c\u6e29\u5ea6\u7684\u4e00\u4e2a\u7269\u7406\u91cf\uff0c\u53eb\u505a\u6750\u6599\u7684\u7535\u963b\u7387\uff0c
\u5176\u5355\u4f4d\u4e3a\u03c9\u00b7m(\u6b27\u00b7\u7c73)\u3002\u7535\u963b\u7387\u7684\u5012\u6570\u79f0\u4e3a\u7535\u5bfc\u7387\u03b3=1/\u03c1\uff0c\u5176\u5355\u4f4d\u4e3a
s\u00b7m-1(\u897f\u00b7\u7c73-1)\u3002
\u7535\u5bfc\u7387m/\u03a9•mm2\uff0c\u7535\u963b\u7387\u5355\u4f4d\u03bc\u03a9•cm\uff0c\u7535\u5bfc\u7387\u5355\u4f4d%IACS
m/\u03a9•mm2\u3001\u03bc\u03a9•cm\u3001%IACS\u8fd9\u4e09\u4e2a\u5355\u4f4d\u6709\u4ec0\u4e48\u8f6c\u6362\u7684\u5f0f\u5b50\u5417\uff1f
\u95ee\u9898\u8865\u5145\uff1a\u6211\u8981\u77e5\u9053\u7684\u662f\u8fd9\u4e09\u4e2a\u5355\u4f4d\u7684\u8f6c\u6362\u5f0f\u5b50\uff0c\u522b\u4e71\u62f7\u8d1d
\u7535\u5bfc\u7387
1m/\u03a9•mm2=100CM/\u03a9*0.01CM2
=10000/\u03a9*CM=100\uff081/\u03bc\u03a9•cm\uff09
10^6\u03bc\u03a9=1\u03a9
%IACS
\u662f\u5bfc\u7535
\u7387
conductivity
\u8bd5
\u6837
\u7535
\u5bfc\u7387\u4e0e\u67d0\u4e00\u6807\u51c6\u503c\u7684\u6bd4\u503c\u7684\u767e\u5206\u6570\u79f0\u4e3a\u8be5\u8bd5\u6837\u7684\u5bfc\u7535\u7387\u3002
19
13
\u5e74
\uff0c\u56fd\u9645\u9000\u706b\u94dc\u6807\u51c6\u786e\u5b9a:\u91c7\u7528\u5bc6\u5ea6\u4e3a8.89g
/cm'\u3001\u957f\u5ea6\u4e3a1m
\u3001\u91cd\u91cf\u4e3a1g\u3001\u7535\u963b\u4e3a\u3002.1532
8
\u6b27\u59c6\u7684\u9000\u706b\u94dc\u7ebf\u4f5c\u4e3a\u6d4b\u91cf\u6807\u51c6\u3002\u5728200C\u6e29\u5ea6\u4e0b\uff0c\u4e0a\u8ff0\u9000\u706b\u94dc\u7ebf\u7684\u7535\u963b\u7cfb\u6570\u4e3a\u3002.017
241
f1
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mm'/m(\u6216
\u7535\u5bfc\u7387\u4e3a58.
0
MS/m)\u65f6\u786e\u5b9a\u4e3a100
%IACS(\u56fd\u9645\u9000\u706b\u94dc\u6807\u51c6)\uff0c\u5176\u4ed6\u4efb\u4f55\u6750\u6599\u7684\u5bfc\u7535\u7387(%IACS)\u53ef\u7528
\u4e0b\u5f0f\u8fdb\u884c\u8ba1\u7b97:
\u5bfc
\u7535\u7387
(
%IACS)=0.017241/
\u03c1*100%
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\u7535\u5bfcG\u7684\u5355\u4f4d\u662fS(\u897f\u95e8\u5b50\uff0c\u7b80\u79f0\u897f)\uff0c1S=1/1\u03a9
R=\u03c1*L/S\u5f0f\u4e2d\u03c1\u662f\u53d6\u51b3\u4e8e\u5bfc\u4f53\u6750\u6599\u548c\u6e29\u5ea6\u7684\u4e00\u4e2a\u7269\u7406\u91cf\uff0c\u53eb\u505a\u6750\u6599\u7684\u7535\u963b\u7387\uff0c
\u5176\u5355\u4f4d\u4e3a\u03a9\u00b7m(\u6b27\u00b7\u7c73)\u3002\u7535\u963b\u7387\u7684\u5012\u6570\u79f0\u4e3a\u7535\u5bfc\u7387\u03b3=1/\u03c1\uff0c\u5176\u5355\u4f4d\u4e3a
S\u00b7m-1(\u897f\u00b7\u7c73-1)\u3002
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绛旓細1. 鐢靛鐜囦笌鐢甸樆鐜鐨鎹㈢畻鍏崇郴锛1寰タ闂ㄦ瘡鍘樼背锛坲s/cm锛夌瓑浜0.1姣タ闂ㄥ瓙姣忕背锛坢s/m锛夈2. 瑗块棬瀛愶紙S锛夌殑鍗曚綅鎹㈢畻锛1S绛変簬1000姣タ闂ㄥ瓙锛坢S锛夈1000000寰タ闂ㄥ瓙锛埼糞锛夈1000000000绾宠タ闂ㄥ瓙锛坣s锛夈1000000000000鐨タ闂ㄥ瓙锛坧s锛夈傛澶栵紝1姣锛坢s锛夌瓑浜1000寰锛埼約锛夛紝1寰锛埼約锛夌瓑浜1000绾崇锛坣s...
绛旓細R=蟻l=l/蟽 (1)瀹氫箟鎴栬В閲 鐢甸樆鐜鐨勫掓暟涓鐢靛鐜銆傁=1/蟻 (2)鍗曚綅:鍦ㄥ浗闄呭崟浣嶅埗涓,鐢靛鐜囩殑鍗曚綅鏄タ闂ㄥ瓙/绫炽(3)璇存槑 鐢靛鐜囩殑鐗╃悊鎰忎箟鏄〃绀虹墿璐ㄥ鐢电殑鎬ц兘銆傜數瀵肩巼瓒婂ぇ鍒欏鐢垫ц兘瓒婂己,鍙嶄箣瓒婂皬銆
绛旓細4. 涓婅堪鐢垫祦涓庣數瀵肩巼鐨勫叧绯讳篃閫傜敤浜庤澶氫綆棰戠巼鐨勪氦娴佺數绯荤粺锛屽瀹跺涵鐢佃矾銆5. 鐒惰岋紝鍦ㄩ珮棰戜氦娴佺數鐢佃矾涓紝鐢变簬鐢佃矾缁勪欢鐨勮兘閲忓瓨鍌ㄤ笌閲婃斁鐗规э紝鐢垫祦涓鐢靛鐜囦箣闂鐨勫叧绯诲彉寰楁洿涓哄鏉傘6. 鐢靛G涓庣數闃R涔嬮棿鐨勫叧绯诲彲浠ラ氳繃鍏紡G=1/R鏉ヨ〃杈撅紝鍏朵腑G鐨勫崟浣嶆槸瑗块棬瀛愶紙S锛夛紝R鐨勫崟浣嶆槸娆у锛埼╋級銆
绛旓細鐢甸樆R=鐢甸樆绯绘暟脳瀵肩嚎闀垮害/瀵肩嚎鐨勬埅闈㈢Н锛 杩欎釜鍏紡鍙仛鐢甸樆瀹氬緥銆傜數闃昏秺澶ц鏄庡叾瀵肩數鎬ц兘瓒婂樊銆傜數瀵糋鏄數闃荤殑鍊掓暟銆傜數瀵艰秺澶ц鏄庡叾瀵肩數鎬ц兘瓒婂ソ銆傚洜姝や笁鑰呯殑鍏崇郴鏄細鐢甸樆鐨勫ぇ灏涓庣數闃荤巼鎴愭姣旓紱鐢靛鐨勫ぇ灏忎笌鐢甸樆鐜囨垚鍙嶆瘮锛鐢甸樆涓庣數瀵浜掓垚鍙嶆瘮銆傜敱姝ゅ緱鍒鎹㈢畻鐨勫叕寮忥細鐢甸樆=1/鐢靛锛涚數瀵=1/鐢甸樆锛涚數闃荤巼=...
绛旓細4. 瑗块棬瀛愶紙S锛夋槸鐢甸樆鐨勫崟浣嶏紝瀹氫箟涓1娆у鐨勫掓暟锛屽嵆S=1/惟銆傜數闃荤殑鍗曚綅鏄濮嗭紙惟锛夛紝琛ㄧず鐗╀綋瀵圭數娴佺殑闃荤浣滅敤銆5. 鐢靛鐜鏄數闃荤殑鍊掓暟锛屽洜姝ゅ叾鍗曚綅涓鸿タ闂ㄥ瓙/绫筹紙S/m锛夈6. 寰タ闂ㄥ瓙/鍘樼背锛埼糞/cm锛変笌姣タ闂ㄥ瓙/鍘樼背锛坢S/cm锛変箣闂寸殑鎹㈢畻鍏崇郴鏄1mS/cm=1000渭S/cm銆7. 渚嬪锛屽鏋滀竴涓墿璐...
绛旓細1. 500惟•m绛変簬50000惟•cm锛屾垨鑰0.05M惟•cm銆2. 鐢甸樆鐜1惟•cm绛夊悓浜鐢靛鐜1/1渭s/cm銆3. 1/0.05M惟•cm绛変簬20渭s/cm銆4. 鍥犳锛500惟•m绛変簬20渭s/cm锛岃繖閫氬父鎸囩殑鏄函姘达紝姣斿涓绾у弽娓楅忎骇姘淬
绛旓細濡傛灉杩欏浣撻氭湁鐢垫祦1A锛屽垯杩欏浣撶殑鐢甸樆灏辫瀹氫负1惟锛屽嵆锛1惟=1V/1A 鐢靛G鐨勫崟浣嶆槸S(瑗块棬瀛愶紝绠绉拌タ)锛1S=1/1惟 R=蟻*L/S寮忎腑蟻鏄彇鍐充簬瀵间綋鏉愭枡鍜屾俯搴︾殑涓涓墿鐞嗛噺锛屽彨鍋氭潗鏂欑殑鐢甸樆鐜锛屽叾鍗曚綅涓何┞穖(娆风背)銆傜數闃荤巼鐨勫掓暟绉颁负鐢靛鐜纬=1/蟻锛屽叾鍗曚綅涓 S路m-1(瑗柯风背-1)銆
绛旓細鍊掓暟鍏崇郴锛屼篃灏辨槸鐢靛鐜囦笌鐢甸樆鐜浜掍负鍊掓暟鍏崇郴銆傚嵆鐢靛鐜囷紳1/鐢甸樆鐜囷紝绛旀鏄0.002渭S•cm锛屽笇鏈涜兘澶熷府鍒颁綘銆
