Nối tải ba pha hình sao và hình tam giác

I. Kukhutira ndi machitidwe

1. Yesetsani kulumikiza makona atatu ndi nyenyezi

* Gawo 1: Phunzirani za zida zoyezera

* Gawo 2: Yang’anirani, phunzirani tebulo loyeserera

* Gawo 3: Lumikizani katundu patebulo mu makona atatu

Ophunzira amalumikiza katundu pa bolodi mu makona atatu, ndiye mphunzitsi amafufuza.

* Gawo 4: Lumikizani katundu pa bolodi kwa nyenyezi ndi waya wosalowerera.

Ophunzira amayesetsa kulumikiza katundu pa bolodi mu nyenyezi ndi waya wosalowerera, ndiye mphunzitsi amawunika.

Pambuyo pophunzira ndikuchita kugwirizana kwa katundu patebulo, ophunzira akupereka za njira yolumikizira, tchulani makhalidwe a njira iliyonse yolumikizira ndikuyilemba mu gawo 1 la lipoti lazochita.

2. Yesetsani kugwirizanitsa katundu wa nyenyezi ndi waya wosalowerera ku mphamvu ya magawo atatu

Lumikizani magetsi pa bolodi kwa nyenyezi yokhala ndi waya wosalowerera ndikugwirizanitsa ndi magawo atatu amagetsi anayi. Dongosolo la kachitidwe ndi motere:

* Gawo 1: Jambulani chithumwa chozungulira chamagetsi

Ophunzira ajambule schematic chithunzi cha dera zothandiza ndi voltmeters kuyeza mzere voteji, gawo voteji; ammeter amayesa magawo atatu apano, omwe alipo mu waya wosalowerera ndale ndi zolemba mu lipoti la 2a.

* Gawo 2: Mawaya amagetsi amagetsi

Ophunzira amalumikiza dera lamagetsi malinga ndi chithunzi chojambulidwa. Mphunzitsi amayang’ana dera lamagetsi.

* Gawo 3: Yesani voteji ndi current

Mphunzitsi amalola kupatsa mphamvu, ophunzira kuyeza voteji ya mzere, voteji ya gawo, gawo lapano, mawaya osalowerera ndale ndikulemba zotsatira zake patebulo (chinthu 2) mu lipoti lazoyeserera.

Chidziwitso: Poyeserera, ndikofunikira kuwonetsetsa chitetezo cha anthu ndi zida zoyezera.

* Gawo 4: Werengetsani panopa ndi voteji

Malingana ndi deta ya mababu owunikira, ophunzira amawerengera zamakono ndi magetsi ndikudzaza zotsatira mu tebulo (gawo 2b) la lipoti lazochita.

II. Yesani fomu ya lipoti

KULUMIKIZANA KWA STAR NDI TRIANGLE TRIANGLE LOAD

Dzina lonse: Dao Anh Dang.

Gawo: 12A2.

1. Phunzirani momwe mungalumikizire katundu wa katatu ndi nyenyezi. Tchulani njira yolumikizirana ndi mawonekedwe amtundu uliwonse

– Gwirizanitsani makona atatu:

Yankho la Ukadaulo 12 Phunziro 24: Yesani: Kulumikiza nyenyezi za magawo atatu ndi katatu (chithunzi 1)

– Kulumikizana nyenyezi:

Yankho la Zamakono 12 Phunziro 24: Yesani: Kulumikiza nyenyezi za magawo atatu ndi katatu (chithunzi 2)

2. Yesetsani kugwirizanitsa katundu wa nyenyezi ndi waya wosalowerera ku mphamvu ya magawo atatu

a) Jambulani chithunzi cha mayendedwe oyendera magetsi.

b) Kuyeza ndi kuwerengera zotsatira, lembani mu tebulo la lipoti la machitidwe.

Yankho la Ukadaulo 12 Phunziro 24: Yesani: Kulumikiza nyenyezi za magawo atatu ndi katatu (chithunzi 3)

3. Kuunika kwa zotsatira za mchitidwe

Ophunzira adziyesa okha zotsatira zawo motsogozedwa ndi mphunzitsi.

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