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Gusobanura Ibitekerezo bya Electromagnetic mu Mikorere ya Transformer
2025-08-28
- Ese?Uburyo bwo gukoresha amagambo nezaEse?
Ishami ry’Umuryango w’Abibumbye ryita ku Buzima (OMS) na Komisiyo Mpuzamahanga ishinzwe Kurinda Imirasire Idakoresha Iyonizing (ICNIRP) batandukanya cyane "imirasire y'amashanyarazi" (iri munsi ya 100 kHz) na "imirasire y'amashanyarazi" (iri hejuru ya 100 kHz). Ibikoresho byo kohereza amashanyarazi bitanga 50Hz power frequency electromagnetic fields, ntabwo ari imirasire y'amashanyarazi. Itandukaniro ry'ingenzi:
- Imirasire y'amashanyarazi: Ikwirakwizwa ry'ingufu binyuze mu miraba ya elegitoronike (urugero, imiraba ya radiyo, imirasire ya X)
- Imiterere y'ingufu z'amashanyarazi: Imirima ihamye binyuze mu gutera ingufu za elegitoroniki nta gukwirakwiza umuraba
2.Ibiranga tekinikiEse?
Imirima ya transformer igaragaza imiterere idasanzwe:
- Inshuro: 50Hz (uburebure bw'umuraba ni 6,000km)
- Kwangirika k'umurima: Uburemere bw'umurima wa rukuruzi bugabanukaho 1/d² (d=intera)
- Uburinzi: Ibyuma bikingira bigabanya imirima ku kigero cya >90%
- Amakuru yo gupima:
| Intera | Ingufu z'amashanyarazi (V/m) | Ubushobozi bwa rukuruzi (μT) |
| 1m | 20-200 |
|
| metero 5 |
|
|
(Amakuru aturuka muri raporo zo gukurikirana grid
3.Igenzura ry'umutekanoEse?
Isesengura rigereranya rigaragaza:
- Imirima ya transformer: 0.1-1% by'imipaka ya ICNIRP (5kV/m E-field, 100μT B-field)
- Ibikoresho byo mu rugo: Ifuru ya mikoroonde (1793V/m), imashini zumisha umusatsi (600V/m)
- Igipimo cy'umutekano: 10.000μT ku ngaruka mbi zihuse (OMS)
4. Ubwumvikane ku buzimaEse?
Isesengura ry’amakuru rimaze imyaka irenga 30 rigaragaza ko:
- Nta sano iri hagati y’ibice bya 50Hz n’indwara za kanseri/umutima
- Ibimenyetso by'igihe gito (kubabara umutwe/umunaniro) bibaho gusa amasaha 8 ku munsi ku bijyanye n'ibipimo bya >100μT
- Umutekano ku kazi: Abakozi ba grid bagaragara buri munsi nta miterere y'ubuzima idasanzwe bagaragaza
5.Ingamba zo kugabanya ingarukaEse?
Uburyo bwo kwirinda busabwa:
- Gumana intera iri hejuru ya metero 1.5 uvuye kuri transfoma za 10kV
- Koresha udukingirizo tw'icyuma gikozwe mu butaka mu gushyiramo ibikoresho byo hanze
- Shyiramo inzitizi zo kurinda (zingana n'iz'icyuma kiri hejuru ya mm 3) ahantu hashobora kwangirika
Ubu busobanuro bwa tekiniki bujyanye n'ibipimo mpuzamahanga n'ibipimo by'ubuhanga, bigaragaza ko amashanyarazi ya transformer aguma mu buryo butekanye mu mikorere.












