电导率单位 μS/cm的电导率的单位
\u7535\u5bfc\u7387\u5355\u4f4d\u4e2d 1S/M \u7b49\u4e8e\u591a\u5c11 mS/cm \uff1f\u7535\u5bfc\u7387\u5355\u4f4d\u4e2d \uff1a1S/m=10mS/cm
\u6982\u5ff5\uff1a
\u7535\u5bfc\u7387\uff0c\u7269\u7406\u5b66\u6982\u5ff5\uff0c\u4e5f\u53ef\u4ee5\u79f0\u4e3a\u5bfc\u7535\u7387\u3002\u5728\u4ecb\u8d28\u4e2d\u8be5\u91cf\u4e0e\u7535\u573a\u5f3a\u5ea6E\u4e4b\u79ef\u7b49\u4e8e\u4f20\u5bfc\u7535\u6d41\u5bc6\u5ea6J\u3002\u5bf9\u4e8e\u5404\u5411\u540c\u6027\u4ecb\u8d28\uff0c\u7535\u5bfc\u7387\u662f\u6807\u91cf;\u5bf9\u4e8e\u5404\u5411\u5f02\u6027\u4ecb\u8d28\uff0c\u7535\u5bfc\u7387\u662f\u5f20\u91cf\u3002\u751f\u6001\u5b66\u4e2d\uff0c\u7535\u5bfc\u7387\u662f\u4ee5\u6570\u5b57\u8868\u793a\u7684\u6eb6\u6db2\u4f20\u5bfc\u7535\u6d41\u7684\u80fd\u529b\u3002\u5355\u4f4d\u4ee5\u897f\u95e8\u5b50\u6bcf\u7c73(S/m)\u8868\u793a\u3002
\u8be6\u7ec6\u89e3\u91ca\uff1a
\u7535\u5bfc\u7387(conductivity)\u662f\u7528\u6765\u63cf\u8ff0\u7269\u8d28\u4e2d\u7535\u8377\u6d41\u52a8\u96be\u6613\u7a0b\u5ea6\u7684\u53c2\u6570\u3002\u5728\u516c\u5f0f\u4e2d\uff0c\u7535\u5bfc\u7387\u7528\u5e0c\u814a\u5b57\u6bcd\u03ba\u6765\u8868\u793a\u3002\u7535\u5bfc\u7387\u03c3\u7684\u6807\u51c6\u5355\u4f4d\u662f\u897f\u95e8\u5b50/\u7c73(\u7b80\u5199\u505aS/m)\uff0c\u4e3a\u7535\u963b\u7387\u03c1\u7684\u5012\u6570\uff0c\u5373\u03c3=1/\u03c1\u3002
\u5f531\u5b89\u57f9(1 A)\u7535\u6d41\u901a\u8fc7\u7269\u4f53\u7684\u6a2a\u622a\u9762\u5e76\u5b58\u57281\u4f0f\u7279(1 V)\u7535\u538b\u65f6\uff0c\u7269\u4f53\u7684\u7535\u5bfc\u5c31\u662f1 S\u3002\u897f\u95e8\u5b50\u5b9e\u9645\u4e0a\u7b49\u6548\u4e8e1\u5b89\u57f9/\u4f0f\u7279\u3002\u5982\u679c\u03c3\u662f\u7535\u5bfc(\u5355\u4f4d\u897f\u95e8\u5b50)\uff0cI\u662f\u7535\u6d41(\u5355\u4f4d\u5b89\u57f9)\uff0cE\u662f\u7535\u538b(\u5355\u4f4d\u4f0f\u7279)\uff0c\u5219:
\u03c3 = I/E
\u901a\u5e38\uff0c\u5f53\u7535\u538b\u4fdd\u6301\u4e0d\u53d8\u65f6\uff0c\u8fd9\u79cd\u76f4\u6d41\u7535\u7535\u8def\u4e2d\u7684\u7535\u6d41\u4e0e\u7535\u5bfc\u6210\u6bd4\u4f8b\u5173\u7cfb\u3002\u5982\u679c\u7535\u5bfc\u52a0\u500d\uff0c\u5219\u7535\u6d41\u4e5f\u52a0\u500d;\u5982\u679c\u7535\u5bfc\u51cf\u5c11\u5230\u5b83\u521d\u59cb\u503c\u76841/10\uff0c\u7535\u6d41\u4e5f\u4f1a\u53d8\u4e3a\u539f\u6765\u76841/10\u3002\u8fd9\u4e2a\u89c4\u5219\u4e5f\u9002\u7528\u4e8e\u8bb8\u591a\u4f4e\u9891\u7387\u7684\u4ea4\u6d41\u7535\u7cfb\u7edf\uff0c\u5982\u5bb6\u5ead\u7535\u8def\u3002\u5728\u4e00\u4e9b\u4ea4\u6d41\u7535\u7535\u8def\u4e2d\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u9891\u7535\u8def\u4e2d\uff0c\u60c5\u51b5\u5c31\u53d8\u5f97\u975e\u5e38\u590d\u6742\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u7cfb\u7edf\u4e2d\u7684\u7ec4\u4ef6\u4f1a\u5b58\u50a8\u548c\u91ca\u653e\u80fd\u91cf\u3002
\u7535\u5bfc\u548c\u7535\u963b\u4e5f\u6709\u5173\u7cfb\uff0c\u5982\u679cR\u662f\u4e00\u4e2a\u7ec4\u4ef6\u548c\u8bbe\u5907\u7684\u7535\u963b(\u5355\u4f4d\u6b27\u59c6\u03a9)\uff0c\u7535\u5bfc\u4e3aG(\u5355\u4f4d\u897f\u95e8\u5b50S)\uff0c\u5219:G = 1/R
\u03bcS/cm\u662f\u5fae\u897f\u95e8\u5b50\u6bcf\u5398\u7c73\uff0c\u662f\u7535\u5bfc\u7387\u7684\u5355\u4f4d\u3002\u7535\u5bfc\u7387\uff08conductivity\uff09\u662f\u7528\u6765\u63cf\u8ff0\u7269\u8d28\u4e2d\u7535\u8377\u6d41\u52a8\u96be\u6613\u7a0b\u5ea6\u7684\u53c2\u6570\u3002\u5728\u516c\u5f0f\u4e2d\uff0c\u7535\u5bfc\u7387\u7528\u5e0c\u814a\u5b57\u6bcd\u03ba\u6765\u8868\u793a\u3002\u7535\u5bfc\u7387\u03c3\u7684\u6807\u51c6\u5355\u4f4d\u662f\u897f\u95e8\u5b50/\u7c73\uff08\u7b80\u5199\u505aS/m\uff09\uff0c\u4e3a\u7535\u963b\u7387\u03c1\u7684\u5012\u6570\uff0c\u5373\u03c3=1/\u03c1\u3002
\u6269\u5c55\u8d44\u6599
\u901a\u5e38\uff0c\u5f53\u7535\u538b\u4fdd\u6301\u4e0d\u53d8\u65f6\uff0c\u8fd9\u79cd\u76f4\u6d41\u7535\u7535\u8def\u4e2d\u7684\u7535\u6d41\u4e0e\u7535\u5bfc\u6210\u6bd4\u4f8b\u5173\u7cfb\u3002\u5982\u679c\u7535\u5bfc\u52a0\u500d\uff0c\u5219\u7535\u6d41\u4e5f\u52a0\u500d\uff1b\u5982\u679c\u7535\u5bfc\u51cf\u5c11\u5230\u5b83\u521d\u59cb\u503c\u76841/10\uff0c\u7535\u6d41\u4e5f\u4f1a\u53d8\u4e3a\u539f\u6765\u76841/10\u3002\u8fd9\u4e2a\u89c4\u5219\u4e5f\u9002\u7528\u4e8e\u8bb8\u591a\u4f4e\u9891\u7387\u7684\u4ea4\u6d41\u7535\u7cfb\u7edf\uff0c\u5982\u5bb6\u5ead\u7535\u8def\u3002\u5728\u4e00\u4e9b\u4ea4\u6d41\u7535\u7535\u8def\u4e2d\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u9891\u7535\u8def\u4e2d\uff0c\u60c5\u51b5\u5c31\u53d8\u5f97\u975e\u5e38\u590d\u6742\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u7cfb\u7edf\u4e2d\u7684\u7ec4\u4ef6\u4f1a\u5b58\u50a8\u548c\u91ca\u653e\u80fd\u91cf\u3002
\u7535\u5bfc\u7387\u4e0e\u6e29\u5ea6\u5177\u6709\u5f88\u5927\u76f8\u5173\u6027\u3002\u91d1\u5c5e\u7684\u7535\u5bfc\u7387\u968f\u7740\u6e29\u5ea6\u7684\u5347\u9ad8\u800c\u51cf\u5c0f\u3002\u534a\u5bfc\u4f53\u7684\u7535\u5bfc\u7387\u968f\u7740\u6e29\u5ea6\u7684\u5347\u9ad8\u800c\u589e\u52a0\u3002\u5728\u4e00\u6bb5\u6e29\u5ea6\u503c\u57df\u5185\uff0c\u7535\u5bfc\u7387\u53ef\u4ee5\u88ab\u8fd1\u4f3c\u4e3a\u4e0e\u6e29\u5ea6\u6210\u6b63\u6bd4\u3002
\u53c2\u8003\u8d44\u6599\u767e\u5ea6\u767e\u79d1-\u7535\u5bfc\u7387
单位: 在国际单位制中,电导率的单位是西门子/米,其它单位有：s/cm，us/cm。1S/m=0.01s/cm=10000us/cm。
1s/cm=100s/m
1us/cm=10^(-4)s/m
电导率的基本单位是西门子（S），原来被称为姆欧，取电阻单位欧姆倒数之意1us/cm=10^(-4)s/m在这个公式上再乘以单位长度就可以了
ps/m为电导率单位,与美国cu电导率单位相等: 1ps/m=1微微西门子电导率/米=1微微姆欧/米=1cu
绛旓細鐢靛鐜囩殑鏍囧噯鍗曚綅鏄疭/m(鍗宠タ闂ㄥ瓙/绫)锛屼竴鑸疄闄呬娇鐢ㄥ崟浣嶄负mS/m锛屽父鐢 鍗曚綅渭S/cm(寰タ闂ㄥ瓙/鍘樼背)銆傚崟浣嶉棿鐨勪簰鎹负锛1mS/m=0.01mS/cm=10渭S/cm
绛旓細鐢靛鐜囧崟浣嶄互瑗块棬瀛愭瘡绫筹紙S/m锛夎〃绀銆傜數瀵肩巼锛岀墿鐞嗗姒傚康锛屼篃鍙互绉颁负瀵肩數鐜囥傚湪浠嬭川涓閲忎笌鐢靛満寮哄害E涔嬬Н绛変簬浼犲鐢垫祦瀵嗗害J銆傚浜庡悇鍚戝悓鎬т粙璐紝鐢靛鐜囨槸鏍囬噺锛涘浜庡悇鍚戝紓鎬т粙璐紝鐢靛鐜囨槸寮犻噺銆傜敓鎬佸涓紝鐢靛鐜囨槸浠ユ暟瀛楄〃绀虹殑婧舵恫浼犲鐢垫祦鐨勮兘鍔涖傚崟浣嶄互瑗块棬瀛愭瘡绫筹紙S/m锛夎〃绀恒
绛旓細涓銆佺數瀵肩巼鏄 閲忕墿璐ㄥ鐢佃兘鍔涚殑鐗╃悊閲忥紝鍏跺崟浣嶆槸瑗块棬瀛/绫筹紙S/m锛夋垨濮嗘/绫筹紙mho/m锛銆傚湪鐢佃В娑蹭腑锛岀敱浜庣瀛愬彲浠ヨ嚜鐢辩Щ鍔紝鎵浠ョ數瑙ｆ恫鍏锋湁瀵肩數鎬с傚浜庣浉鍚岀殑娴撳害锛岀數瑙ｆ恫鐨勭數瀵肩巼瓒婇珮锛屽叾瀵肩數鑳藉姏瓒婂己銆傝屽湪涓嶅悓鐨勬祿搴︿笅锛岀數瑙ｆ恫鐨勭數瀵肩巼涔熶細鍙戠敓鍙樺寲銆備簩鎴氱ゥ鎼忋佸湪琛ㄧず鐢靛鐜囨椂锛屽父鐢ㄧ殑鍗曚綅鏈壩...
绛旓細uS/cm鍗冲井瑗挎瘡鍘樼背锛屾槸鐢靛鐜囩殑鍗曚綅銆偽 鏄笇鑵婂瓧姣嶏紝琛ㄧず10鐨勮礋6娆℃柟锛岃鈥滃井鈥濓紱S 鏄數瀵煎浗闄呭崟浣嶏紝璇烩滆タ闂ㄥ瓙鈥濓紱cm鏄暱搴﹀崟浣嶁滃帢绫斥濓紝1cm=10-2m銆偽糞/cm 璇讳綔 "寰タ锛堥棬瀛愶級姣忓帢绫"锛屾槸鐢靛鐜囩殑鍗曚綅銆傛崲绠楋細1uS/cm=10^-4 S/m銆傜浉鍏充俊鎭細閫氬父锛屽綋鐢靛帇淇濇寔涓嶅彉鏃讹紝杩欑鐩存祦鐢电數璺...
绛旓細鐢靛鐜囷紙conductivity锛夋槸鐢ㄦ潵鎻忚堪鐗╄川涓數鑽锋祦鍔ㄩ毦鏄撶▼搴︾殑鍙傛暟銆傚湪鍏紡涓紝鐢靛鐜囩敤甯岃厞瀛楁瘝魏鏉ヨ〃绀恒鐢靛鐜囅冪殑鏍囧噯鍗曚綅鏄タ闂ㄥ瓙/绫筹紙绠鍐欏仛S/m锛夛紝涓虹數闃荤巼蟻鐨勫掓暟锛屽嵆蟽=1/蟻銆傜數瀵肩巼鍗曚綅渭S/cm鍜岀數闃荤巼鍗曚綅M惟路cm(鍏嗘锛夋垚鍙嶆瘮銆傚嵆锛1/(0.1渭S/cm)=10M惟路cm 锛岀畻娉曪細1闄や互0.1寰...
绛旓細鐢靛鐜囨槸鐢ㄦ潵鎻忚堪鐗╄川涓數鑽锋祦鍔ㄩ毦鏄撶▼搴︾殑鍙傛暟銆傚湪鍏紡涓紝鐢靛鐜囩敤甯岃厞瀛楁瘝魏鏉ヨ〃绀恒傜數瀵肩巼蟽鐨勬爣鍑嗗崟浣嶆槸瑗块棬瀛/绫锛堢畝鍐欏仛S/m锛夛紝涓虹數闃荤巼蟻鐨勫掓暟锛屽嵆蟽=1/蟻銆傚綋1瀹夊煿锛1A锛夌數娴侀氳繃鐗╀綋鐨勬í鎴潰骞跺瓨鍦1浼忕壒锛1V锛夌數鍘嬫椂锛岀墿浣撶殑鐢靛灏辨槸1S銆傝タ闂ㄥ瓙瀹為檯涓婄瓑鏁堜簬1瀹夊煿/浼忕壒銆傚鏋溝冩槸鐢靛锛...
绛旓細鐢靛鐜囧崟浣嶏細瑗块棬瀛/绫(S/m)銆1銆佺數瀵肩巼浠氨鏄數闃荤巼鐨勫掓暟鏄數瀵肩巼锛屽崟浣嶆槸瑗块棬瀛/m锛1瑗块棬瀛愶紳1/惟銆傜數瀵肩殑鍗曚綅鐢ㄥ娆у張绉拌タ闂ㄥ瓙銆傜敤S琛ㄧず锛岀敱浜嶴鍗曚綅澶ぇ銆傚父閲囩敤姣タ闂ㄥ瓙1uS/cm=0.001mS/cm 锛1000uS/cm=1mS/cm 2銆佺數闃荤巼浠殑鍗曚綅鏄.cm锛屽嵆娆у鍘樼背銆
绛旓細1ms/m=10^3us/10^2cm=10us/cm銆俶s=10^3us m=10^2cm us/cm= 10^-1ms/m 鐢靛鐜囷紙conductivity锛夋槸鐢ㄦ潵鎻忚堪鐗╄川涓數鑽锋祦鍔ㄩ毦鏄撶▼搴︾殑鍙傛暟銆傚湪鍏紡涓紝鐢靛鐜囩敤甯岃厞瀛楁瘝魏鏉ヨ〃绀恒傜數瀵肩巼蟽鐨勬爣鍑嗗崟浣嶆槸瑗块棬瀛/绫锛堢畝鍐欏仛S/m锛夛紝涓虹數闃荤巼蟻鐨勫掓暟锛屽嵆蟽=1/蟻銆
绛旓細鐢靛鐜囷紙conductivity锛夋槸鐢ㄦ潵鎻忚堪鐗╄川涓數鑽锋祦鍔ㄩ毦鏄撶▼搴︾殑鍙傛暟銆傚湪鍏紡涓紝鐢靛鐜囩敤甯岃厞瀛楁瘝魏鏉ヨ〃绀恒傜數瀵肩巼蟽鐨勬爣鍑嗗崟浣嶆槸瑗块棬瀛/绫锛堢畝鍐欏仛S/m锛夛紝涓虹數闃荤巼蟻鐨勫掓暟锛屽嵆蟽=1/蟻銆傚綋1瀹夊煿锛1 A锛夌數娴侀氳繃鐗╀綋鐨勬í鎴潰骞跺瓨鍦1浼忕壒锛1 V锛夌數鍘嬫椂锛岀墿浣撶殑鐢靛灏辨槸1 S銆傝タ闂ㄥ瓙瀹為檯涓婄瓑鏁堜簬1瀹夊煿/...
绛旓細鐢靛鐜囷紙conductivity锛夋槸鐢ㄦ潵鎻忚堪鐗╄川涓數鑽锋祦鍔ㄩ毦鏄撶▼搴︾殑鍙傛暟銆傚湪鍏紡涓紝鐢靛鐜囩敤甯岃厞瀛楁瘝魏鏉ヨ〃绀恒傜數瀵肩巼蟽鐨勬爣鍑嗗崟浣嶆槸瑗块棬瀛/绫锛堢畝鍐欏仛S/m锛夛紝涓虹數闃荤巼蟻鐨勫掓暟锛屽嵆蟽=1/蟻銆傜數瀵煎拰鐢甸樆涔熸湁鍏崇郴锛屽鏋淩鏄竴涓粍浠跺拰璁惧鐨勭數闃伙紙鍗曚綅娆у惟锛夛紝鐢靛涓篏锛堝崟浣嶈タ闂ㄥ瓙S锛夛紝鍒欙細G = 1/R銆
