Nke technology, Electronics
Itinye n'ọkwa Motors - Jikọọ "kpakpando" na "Delta"
Atọ-adọ moto - electric igwe na-iji na-arụ ọrụ na atọ-na-adọ nwetụ ugbu a. Dị otú ahụ engine na-emi esịnede a stator na rotor. The stator nwere atọ windings gbanwere site otu narị na iri abụọ degrees. Mgbe atọ adọ voltaji sekit nke windings na okporo osisi na-etolite magnetik fluxes emee rotor adiana. Electric Motors bụ synchronous na asynchronous. Atọ-adọ itinye n'ọkwa Motors na-ọtụtụ-eji ụlọ ọrụ na-adị kwa ụbọchị ndụ. Dị otú ahụ Motors bụ otu ọsọ, nke ikpe moto winding jikọọ na a "kpakpando" ma ọ bụ "triangle" na multi-ọsọ. The ikpeazụ nkeji switchable dị otú ahụ ikpe, e nwere a mgbanwe site na otu njikọ ọzọ circuit.
Atọ adọ Motors na-iche site asọfe njikọ atụmatụ. E nwere ihe abụọ wiring esereese - Jikọọ "kpakpando" na "Delta". Connection moto windings nke ụdị "kpakpando" bụ onyinye nke na nsọtụ nke moto windings na otu isi (efu ebe): nwetara ọzọ pin - efu. The free nsọtụ jikọọ na n'ụzọ nke netwọk nke eletrik 380 V. Mpụga njikọ dị reminiscent nke atọ-kapịrị ọnụ kpakpando. The foto na-egosi ndị na-esonụ atụmatụ: Jikọọ a "kpakpando" na "Delta".
Onyinye a "kpakpando" na "triangle" bụ dokwara nkịtị, ha na-adịghị ịrịba iche. Iji jikọọ windings nke ụdị "Star" (mgbe engine bụ na gosiri ọsọ), na akara voltaji ga-adị ukwuu karịa mgbe ụdị njikọ "triangle". Ya mere, àgwà nke atọ-adọ moto egosi elu ọnụ voltaji dị ka ndị a: 220/380 ma ọ bụ 127/220 V. Ọ bụrụ na ọ dị mkpa, jikọọ moto na 380 netwọk na a elu ọnụ voltaji nke 220/380 V windings mkpa ka ejikọrọ na a "kpakpando" ụdị, na gosiri moto voltaji bụ 380/660 V ( "triangle" ụdị).
Ọ ga-kwuru na ọ bụ mgbe eji jikọtara na a "kpakpando" na "Delta". Nke a na-eme iji na-ọzọ soft amalite moto. Na mmalite-eji ụdị njikọ "kpakpando," mgbe ahụ iji a pụrụ iche mgba ọkụ na-Switched na "triangle", si otú mbenata inrush ugbu a. Atụmatụ ndị dị otú na-atụ aro maka malite nnukwu electric ike ka a na a nnukwu amalite ugbu a. Ọ dị mkpa icheta na mgbe inrush ugbu a karịa elu ọnụ ugboro asaa.
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