EMI/EMC Kuedzwa
Electromagnetic kuenderana (EMC) inotsanangurwa muInternational Electrotechnical Commission (IEC) chiyero se: sisitimu kana mudziyo unogona kushanda zvakajairika munzvimbo yemagetsi mauri, uye haizokanganise mamwe masisitimu nemidziyo. EMC inosanganisira EMI (electromagnetic interference) uye EMS (electromagnetic tolerance).
(1) EMI ruzha rwemagetsi runogadzirwa nemuchina pachawo mukuita mabasa awo, izvo zvinokanganisa mamwe masisitimu (sekuridza ngonono zvakanyanya, kukanganisa kurara kwevanhu vakaitenderedza);
(2) EMS inoreva kugona kwemuchina kusakanganiswa nenzvimbo yakatenderedza yemagetsi mukati mekuita mabasa ayo.

Sei uchifunga nezveEMC yezvigadzirwa zvemagetsi?
EMC nyaya dzine chekuita nekuvimbika kwezvigadzirwa zvedu. Chigadzirwa EMC dhizaini, iyo inosanganisira kuchengetedza kwehupenyu, inoda kukosheswa zvakanyanya.
- Kuwanikwa kwemusika uye zvinodiwa zvekutonga kwenyika: zvipingamupinyi zvekutengesa zvehunyanzvi;
- Kuwana zvinodiwa kumaindasitiri akakosha: mauto, njanji, mota uye mamwe maindasitiri;
- Electromagnetic kuenderana zvinodiwa zvezvikamu uye EMC kuita zvinodiwa kune chigadzirwa pachacho;
- Kuvimbika zvinodiwa: yakanaka electromagnetic kuenderana inovimbisa kuvimbika kwemusika zvikumbiro uye inoda kutariswa kweakasiyana akanyanya ekushanda mamiriro;
- Zvishandiso zvakakosha, senge EMC ruzivo rwekuchengetedza: redhiyo ruzivo rwekubata, 433 yechinyakare mota isina waya kiyi kupindira, nezvimwe.
Zvinhu zvitatu zveEMC
Kune matambudziko eEMC, isu tinogona kushandisa edunhu modhi kuvaka EMC dambudziko modhi uye nekupa mhinduro. Chekutanga, ngatitangei kusuma izvo zvitatu zvinodiwa zveEMC: kupindira masosi, nzira dzekuparadzira, uye masosi ane hanya. Pakati pavo, nzira yekupindira ndiyo yakanyanya kuoma kutonga. Kupindira masosi uye midziyo yakaoma inogona kuzivikanwa kuburikidza neruzivo.
Iwo anopindira masosi ezvigadzirwa zvemagetsi munzvimbo ye electromagnetic akasiyana, akadai se:
(1) Wireless transmission (4G, 5G, walkie-talkie): kupindira kweRS
(2) Mheni: kupindira kwemhepo
(3) Muviri wemunhu: ESD kupindira
(4) Kushanda kwemagetsi emagetsi: EFT / CS kupindira
(1) Kuita,
(2) Spatial coupling:
(2-1) Mutual capacitance coupling:
(2-2) Inductive coupling:
zvakadai sereset masekete, sensor sampling circuits, data communication circuits, audio uye video processing circuits, nezvimwe zvose zvinoonekwa semasekete ane hanya.
Maitiro ekutarisana nekukanganiswa kwemagetsi
EMC inonyanya kushandiswa kugadzirisa matambudziko ekupindira. Nzira huru ikozvino dzinosanganisira
- kudzivirirwa
- mupise
- Kusvipa
- vamwe

Ndezvipi zvigadzirwa zvinoda kuongororwa EMC?
- Multimedia midziyo: inosanganisira malaptop, vatauri, amplifiers, kamera, nezvimwe.
- Midziyo yekuteerera: senge vatauri, amplifiers, nezvimwe.
- Broadcast inogamuchira michina: senge redhiyo, nezvimwe.
- Midziyo yemumba: senge muchina wekuwachisa, maair conditioner, mafiriji, nezvimwe.
- Midziyo yekuvhenekesa: semarambi etafura, neon machubhu, nezvimwe.
- Michina yeruzivo rwemichina: senge mamicrocomputer, anotakurika makomputa, maprinta, nezvimwe.
- Vhidhiyo zvishandiso: semakamera, camcorder, nezvimwe.
- Entertainment mwenje yekudzora michina: senge DMX consoles, nezvimwe.
- Zvishandiso zvemagetsi: senge madhiri emagetsi, nezvimwe.
- Maindasitiri nemidziyo yekurapa: senge maikorosikopu, midziyo yemagetsi yekurapa, nezvimwe.
Ndezvipi zvigadzirwa zvinoda kuongororwa EMC?
tinoita EMC yekuyedza kune ese marudzi ezvigadzirwa, saka usazeze kubata kuti ukurukure zvigadzirwa zvemagetsi zvako.
Multimedia midziyo
kusanganisira malaptops, vatauri, amplifiers, makamera, nezvimwe.
Michina yeruzivo rwemichina
senge mamicrocomputer, anotakurika makomputa, maprinta, nezvimwe.
Audio midziyo
sematauri, amplifiers, nezvimwe.
Vhidhiyo midziyo
zvakadai semakamera, camcorder, nezvimwewo.
Broadcast receiver michina
seredhiyo, nezvimwe.
Varaidzo magetsi ekudzora midziyo
senge DMX consoles, nezvimwe.
Zvishandiso zvemumba
semichina yekuwachisa, air conditioners, mafiriji, nezvimwe.
Equipment ine RF basa
senge ma routers, Bluetooth zvishandiso, nezvimwe.
Zvishandiso zvemwenje
semarambi etafura, neon tubes, nezvimwe.
Zvemaindasitiri uye zvekurapa
semamicroscopes, midziyo yemagetsi yekurapa, nezvimwe.
