重庆市区110kV高压线电磁辐射监测的分析.pdfVIP

20 10 8 26 8　　ChinJPublicHealthAug2010 Vo.l26 No.8 104 3 :100 1-0580 (20 10 )08-1043-03　　:R122.4;R126.8　　:A 【】 110 kV＊ 秦启忠, 陈于, 丁莉,李建朝,韩令力 　　　:　 110 kV, 110 kV 。　《》(HJ/T10-1996)、《、 》(DL/T988-2005 ), 、, 1.7 m。　 5 1 000 Hz, 、 1 7 66.6 8 V/m、0.4 9 μT, (ICNIRP) (5 kV/m、 100 μT); 629.50 635.60 V/m, 5 V/m(P0.005 ); 1 341.0 1 1 396.02 V/m, 188.90 2 191.20 V/m(P0.005 );, 22.90 μW/cm。　 110 kV。、 。 :110 kV;;; Electromagneticradiationof110 kVhigh-voltagelineinurbanofChongqing　QINQ-izhong, CHENYu, DINGL,iet a.lDeparmtentofOccupationandEnvironmentHealth, SchoolofPublicHealth, ChongqingMedicalUniversity(Chongqing 400016, China) Abstrac:tObjective　Tounderstandelectromagneticradiationintensityof110kVhigh-voltagelineanditsinfluencing factorsinurbanareaofChongqingcity.Methods　Accordingtonationalhygienicstandardandthenationalstandardsrec- ommendationsin《ManageGuidelineofProtectiontoRadiationEnvironmen》t(HJ/T10-1996 ), 《MethodsofMeasurement ofPowerFrequencyElectricFieldandMagneticFieldfromHighVoltageOverheadPowerTransmissionLineandSubsta- tion》(DL/T988-2005 ), 110 kVhigh-voltagelinesclosetoresidentialbuilding,sstreetsandthedifferentpointsaroundits verticalprojectionwereselectedasmonitoringsite.sTheelectromagneticradiationsatmonitoringsiteweremeasured1.7m abovetheground.Results　Withinthefrequencyof5-1 000 H,zthemaxmiumoftheelectricfieldintensityandmagnetic fieldintensityofeachmonitoringsitewas1 766.6 8 V/mand0.49 μTanddidnotexceedthepublicexposurestandardof InternationalCommissiononNon-IonizingRadiationProtection(5 kV/m, 10