Ike ike emebere nke ọma ejiri na sekit njikọ DC

Nkọwa dị mkpirikpi:

DMJ-PC usoro

Igwe ihe nkiri metallized bụ ụfọdụ capacitors ndị a na-ejikarị eme ihe na sekit eletrọnịkị nke oge a ebe a na-ejikarị ike ihe nkiri vidiyo dị ala maka nzacha na nzacha ngwa.

A na-eji capacitors ihe nkiri ike eme ihe na sekit njikọ DC, laser pulsed, ọkụ X-ray, na ndị na-agbanwe oge.

Zitere anyị email Budata dị ka PDF

Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwapụta

Njirimara arụmọrụ nke capacitors ihe nkiri dịgasị iche dabere na ihe dielectric eji yana teknụzụ ihe owuwu etinyere.Ụfọdụ n'ime ihe nkiri plastik a na-ejikarị eme ihe gụnyere polyethylene naphthalate (PEN), polyethylene terephthalate (PET), na polypropylene (PP).

Enwere ike ịkewa ihe ndị na-emepụta ihe nkiri plastik ka ọ bụrụ ihe nkiri / foil na ndị na-eme ihe nkiri metallized.Nhazi ihe owuwu nke ihe nkiri/foil capacitor nwere igwe elektrọd foil abụọ na ihe nkiri plastik dị n'etiti ha.Ihe nkiri / foil capacitors na-enye nguzogide mkpuchi dị elu, ikike njikwa pulse dị elu, ikike ibu dị ugbu a, yana nkwụsi ike dị mma.N'adịghị ka ihe nkiri / foil capacitors, ndị na-emepụta ihe nkiri metallized na-eji ihe nkiri plastik nwere mkpuchi ọla dị ka electrodes.Ndị na-emepụta ihe nkiri metallized ebelatala nha anụ ahụ, ma na-enye arụmọrụ volumetric dị elu, nkwụsi ike ike dị mma, mfu dielectric dị ala, yana ezigbo ọgwụgwọ onwe ya.Ụfọdụ capacitors bụ ngwakọ nke ihe nkiri / foil capacitors na igwe ihe nkiri metallized yana njirimara njirimara nke ụdị abụọ ahụ.The onwe-agwọ ọrịa Njirimara nke metallized film capacitors-eme ka ha mma maka a sara mbara ụdịdị ngwa, gụnyere ogologo ndụ na benign ọdịda mode sekit.

Ngwọta onwe nke metallized film capacitors

Dielectrics ihe nkiri plastik nke a na-ejikarị eme ihe n'ịrụ ihe nkiri ihe nkiri nke metallized gụnyere polypropylene (PP), polyphenylene sulfide (PPS), polyester, na akwụkwọ metalized (MP).Ihe dielectric ndị a nwere ike ịgwọ onwe ha dị iche iche.

Mgbe ndakpọ na-apụta na capacitor ihe nkiri metallized, arcing na-eme ka oyi akwa metal dị gịrịgịrị dị n'akụkụ ebe mmejọ ahụ na-ekupụ.Usoro vaporization a na-ewepụ oyi akwa metal conductive na mpaghara gburugburu ntụpọ ahụ.Ebe ọ bụ na ewepụrụ ihe na-eduzi ihe, obere sekit enweghị ike ime n'etiti efere.Nke a na-egbochi ọdịda nke akụrụngwa.

Ike ịgwọ onwe ya nke ihe nkiri ihe nkiri metallized na-adabere n'ọtụtụ ihe gụnyere njirimara nke ihe dielectric na ọkpụrụkpụ nke oyi akwa metal.Usoro vaporization na-achọ ihe zuru oke nke ikuku oxygen na ihe dielectric nwere ikuku oxygen dị elu nwere ezigbo ihe na-agwọ onwe ya.Ụfọdụ n'ime ihe nkiri plastik dielectrics nwere ezigbo njirimara ọgwụgwọ onwe ya gụnyere polypropylene, polyester na polycarbonate.N'aka nke ọzọ, plastic film dielectrics na ala oxygen ọdịnaya na-adịghị mma onwe-agwọ ọrịa àgwà.Polyphenylene sulfide (PPS) bụ otu ihe dielectric dị otú ahụ.

Ewezuga ịkwalite ntụkwasị obi, ikike ịgwọ ọrịa nke ndị ihe nkiri nke metallized na-enyere aka ịkwalite ndụ ọrụ ha.Agbanyeghị, ọgwụgwọ onwe onye na-ebute mbelata mpaghara electrode metallized ka oge na-aga.

N'ime ngwa, ụfọdụ ọnọdụ nwere ike mee ngwangwa ọdịda nke akụrụngwa gụnyere oke okpomọkụ, oke voltaji, àmụmà, oke iru mmiri, na nnyonye anya electromagnetic (EMI).

E wezụga ezigbo ọgwụgwọ onwe onye, metallized polyester film capacitors nwekwara a elu dielectric mgbe niile, ezigbo okpomọkụ kwụsie ike, elu dielectric ike, na magburu onwe volumetric arụmọrụ.Njirimara ndị a na-eme ka capacitors ndị a dị mma maka ngwa ebumnuche izugbe.A na-eji capacitors polyester metallized eme ihe maka ngwa DC dị ka igbochi, ngafe, mwepu, na mkpochapụ mkpọtụ.

Polypropylene capacitors metallized na-enye nguzogide mkpuchi dị elu, nnabata dielectric dị ala, mfu dielectric dị ala, ike dielectric dị elu, na nkwụsi ike ogologo oge.A na-eji ihe ndị a na-arụ ọrụ nke ọma na oghere n'ọtụtụ ebe na ngwa ndị jikọtara ya dị ka sekit nzacha, ọkụ ballasts, na sekit snubber.Igwe ihe nkiri polypropylene metallized okpukpu abụọ nwere ike iguzogide oke voltaji na ibu usu dị elu, yana ha dabara maka ngwa nwere nnukwu mkpọ mkpọda.A na-ejikarị capacitors ndị a na ndị na-ahụ maka moto, snubbers, ọkụ ọkụ mode, na nlekota oru.

Mmechi

Ntụkwasị obi na ndụ ọrụ nke capacitors na-adabere na njirimara ọgwụgwọ onwe ha.Ihe ndị na-agafe agafe nwere àgwà ọgwụgwọ onwe onye dị mma bụ ndị a pụrụ ịdabere na ya ma na-enye ndụ ọrụ ogologo oge.Àgwà ọma ọgwụgwọ onwe nke metallized film capacitors na-eme ka ike ha sie ike ma mee ka ha dị mma maka ọtụtụ ngwa.Na mgbakwunye, akụrụngwa ndị a siri ike na-ada oghere oghe, nke a na-eme ka ha dị mma maka ngwa ndị na-achọ akụrụngwa nwere ọnọdụ ọdịda dị mma.

N'akụkụ tụgharịa, ihe onwunwe na-agwọ onwe ya nke ndị na-emepụta ihe nkiri metallized na-eme ka ihe mfu na-abawanye na mkpokọta ikike ịdaba.Ewezuga ezigbo ọgwụgwọ onwe onye, ọtụtụ ndị na-eme ihe nkiri metallized na-enyekwa ike mmebi dị elu yana arụmọrụ volumetric dị elu.

Maka nkọwa ndị ọzọ capacitor ihe nkiri, biko budata katalọgụ CRE.