+86 18068001229 0102030405
Ke ho'ākāka nei i nā manaʻo electromagnetic i nā hana transformer
2025-08-28
- ʻPololei o ka ʻŌleloʻ
Ua hoʻokaʻawale koʻikoʻi ka World Health Organization (WHO) a me ka International Commission on Non-Ionizing Radiation Protection (ICNIRP) ma waena o nā "electromagnetic fields" (ma lalo o 100 kHz) a me ka "electromagnetic radiation" (ma luna o 100 kHz). Hoʻopuka nā hale hoʻoili mana i ka Nā kahua electromagnetic alapine mana 50Hz, ʻaʻole ka radiation electromagnetic. Nā ʻokoʻa koʻikoʻi:
- Ka hoʻolaha uilaKa hoʻolaha ʻana o ka ikehu ma o nā nalu electromagnetic (e laʻa me nā nalu lekiō, nā kukuna X)
- Nā kahua alapine manaNā kahua paʻa ma o ka hoʻokomo electromagnetic me ka ʻole o ka hoʻolaha ʻana o ka nalu
2.Nā ʻano loeaʻ
Hōʻike nā kahua transformer i nā waiwai kūikawā:
- Alapine (frequency): 50Hz (lōʻihi nalu 6,000km)
- Ka palaho o ke kahua: Hoʻemi ʻia ka ikaika o ke kahua makeneka e 1/d² (d=mamao)
- Pale: Hoʻemi nā pā hao i nā kahua ma >90%
- ʻIkepili ana:
| Ka mamao | Kahua Uila (V/m) | Kahua Makeneka (μT) |
| 1m | 20-200 |
|
| 5m |
|
|
(ʻIkepili mai nā hōʻike nānā ʻana i ka pūnaewele
3.Ka Hoʻohālikelike Palekanaʻ
Hōʻike ka loiloi hoʻohālikelike:
- Nā kahua hoʻololi: 0.1-1% o nā palena ICNIRP (5kV/m E-kahua, 100μT B-kahua)
- Nā lako hale: Nā umu microwave (1793V/m), nā mea hoʻomaloʻo lauoho (600V/m)
- Ka paepae palekana: 10,000μT no nā hopena ʻino koke (WHO)
4. Kuʻikahi Ola Kinoʻ
Ua hōʻoia nā meta-analysis o 30+ mau makahiki o ka ʻikepili:
- ʻAʻohe pilina kumu ma waena o nā kahua 50Hz a me nā maʻi kanesa/maʻi puʻuwai
- ʻO nā hōʻailona manawa pōkole (ʻeha poʻo/luhi) e loaʻa wale nō ma mua o 8 hola/lā i ka ʻike ʻana i nā kahua >100μT
- Palekana hana: ʻAʻole hōʻike nā limahana grid i hōʻike ʻia i kēlā me kēia lā i nā ʻano olakino maʻamau
5.Nā Hoʻolālā Hoʻēmiʻ
Nā hana palekana i ʻōlelo ʻia:
- E mālama i ka mamao ma mua o 1.5m mai nā mea hoʻololi uila 10kV
- E hoʻohana i nā pā hao honua no nā hoʻonohonoho waho
- E hoʻouka i nā pale pale (like ke kēpau >3mm) no nā wahi koʻikoʻi
Ua kūlike kēia wehewehe ʻenehana me nā kūlana honua a me nā ana empirical, e hōʻike ana e noho maikaʻi ana nā kahua electromagnetic transformer i loko o nā palena hana palekana.












