Electromagnetic Compatibility (EMC) Test Technology rau Hloov Cov Khoom Siv Hluav Taws Xob
Faib cov khoom siv ua ob pawg: ib pab yog hais txog txhua yam kev lag luam, kev tshawb fawb, thiab cov cuab yeej kho mob uas tshwj xeeb tsim los yog siv cov xov tooj cua sib txuas ua ke los ua nws cov kev xav tau; Lwm pab pawg ntawm cov khoom siv yog hais txog txhua yam kev lag luam, kev tshawb fawb, thiab cov cuab yeej kho mob uas tshwj xeeb tsim los yog siv hluav taws xob hluav taws xob hluav taws xob kom tau raws li cov kev xav tau xws li kev ua cov khoom siv thiab hluav taws xob ua hluav taws xob. Los ntawm cov ntsiab lus saum toj no, hloov hom khoom siv hluav taws xob yog nyob rau hauv pab pawg ntawm cov khoom siv.
Tsis tas li ntawd, GB4824-1996 muab cov cuab yeej faib ua ob pawg, A thiab B, raws li cov khoom siv hluav taws xob sib txawv siv los ntawm cov khoom siv. Cov khoom siv Class A yog hais txog txhua yam kev lag luam, kev tshawb fawb, thiab cov khoom siv kho mob uas tsis yog siv rau tsev neeg thiab tsis txuas ncaj qha rau cov tsev nyob qis -voltage power grid; B- cov cuab yeej siv hauv chav kawm yog hais txog kev lag luam, kev tshawb fawb, thiab cov cuab yeej kho mob uas tau teeb tsa hauv tsev neeg thiab txuas ncaj qha rau thaj chaw hluav taws xob qis hluav taws xob. Los ntawm kev faib tawm saum toj no, hloov cov khoom siv hluav taws xob tuaj yeem muab faib ua ob pawg ntawm cov khoom siv no.
EMC tsim thiab EMC kev xeem sib xyaw ua ke. Qhov zoo ntawm EMC tsim yuav tsum ntsuas los ntawm EMC kuaj. Tsuas yog los ntawm kev kwv yees thiab ntsuas kev sib raug zoo ntawm EMC thoob plaws hauv tag nrho cov txheej txheem ntawm cov khoom EMC tsim thiab kev loj hlob tuaj yeem ua tau electromagnetic cuam tshuam (EMI) raug kuaj pom thaum ntxov thiab tsim nyog kev txwv thiab kev tiv thaiv kev ntsuas kom ntseeg tau tias electromagnetic compatibility ntawm lub system. Tsis tas li ntawd, yog tias qhov teeb meem tsis sib haum tau pom tom qab cov khoom tiav los yog cov txheej txheem tsim, nws yuav xav tau cov neeg siv khoom thiab cov khoom siv tseem ceeb los hloov cov qauv tsim lossis siv cov kev ntsuas kho.
Kev xeem EMC suav nrog cov qauv ntsuas, ntsuas ntsuas, thiab qhov chaw kuaj. Txoj kev ntsuas yog raws li ntau yam qauv, cov ntsuas ntsuas yog raws li qhov ntau zaus, thiab qhov chaw sim yog qhov yuav tsum tau ua ua ntej rau kev xeem EMC thiab qhov tseem ceeb hauv kev ntsuas qib ntawm EMC ua haujlwm. Kev ntsuam xyuas EMC muaj kev cuam tshuam zoo heev los ntawm qhov chaw, tshwj xeeb tshaj yog cov kev cai nruj rau cov hluav taws xob hluav taws xob hluav taws xob hluav taws xob, hluav taws xob txais hluav taws xob, thiab kev ntsuas hluav taws xob hauv qhov chaw. Tam sim no, feem ntau siv cov chaw sim ob qho tib si hauv tsev thiab thoob ntiaj teb suav nrog cov chaw qhib, cov chav tsev semi anechoic, shielded chambers, thiab transverse electromagnetic yoj chambers.
Tsab ntawv xov xwm no yuav tham txog cov cuab yeej ntsuas, khoom siv, qhov chaw sim, cov txheej txheem kuaj, thiab kev cia siab ntawm electromagnetic compatibility test uas cuam tshuam txog kev hloov cov khoom siv hluav taws xob hauv Suav teb.
