IiNdlela eziTshayo zoBuchule bokuPhila kweFilimu yeMetallized kwiMveliso yale mihla

I-metallized film capacitor winding ime kweyona ndawo ihlanganayo yesayensi yezinto kunye nokuchaneka koomatshini. Yintliziyo yemigca yemveliso enika amandla yonke into ukusuka kwizithuthi zombane ukuya kwiigridi zamandla avuselelekayo. Eli nqaku lintywila nzulu kwiinuances zobugcisa benkqubo yokujika, liphonononga ukuba oomatshini abakwinqanaba eliphezulu, ukukhetha izinto eziphathekayo, kunye nolawulo olungqongqo lobulunga badibana ukwenza izinto ezichaza ukuthembeka. Siza kujonga indima ebalulekileyo yeenkqubo ezizenzekelayo, ukuziphatha kweefilimu ze-dielectric phantsi koxinzelelo, kunye nezisombululo ezisebenzayo zokunyusa isivuno kwimarike yokhuphiswano.

Kutheni i-Precision Wining ibalulekile kwi-Metallized Film Capacitor Manufacturing?

Xa sithetha nge ukuvelisa ye capacitor, ngokukodwa a ifilimu capacitor, ukuchaneka akulolizwi nje; ngumahluko phakathi kwecandelo elihlala iminyaka elishumi kunye nelithi lingaphumeleli kwimizuzu elishumi. I umoya Inkqubo ibandakanya ukuqengqeleka kwamaleya ahlukeneyo ifilimu ye-dielectric kunye nee-electrodes zetsimbi zibe yi-tight, compact cylinder okanye imilo ethe tyaba. Ukuba i umoya nokuba liqhezu le-millimeter ukusuka, okanye ukuba ukutsalwa kutshintshile kancinci, kunokudala izithuba zomoya. Ezi zithuba zikhokelela ekukhutshweni kwe-corona, edla i- izinto zedielectric kwaye kubangela ukusilela kwangaphambi kwexesha.

Kwinjineli enjengawe, ekusenokwenzeka ukuba ijongana nemisebenzi yendibano ephezulu, uyazi ukuba undoqo wolu chanekileyo ulele kwiindawo zoomatshini. I-mandrel-intonga ephakathi ejikeleze kuyo capacitor inxeba—kufuneka ligxile ngokupheleleyo. E-Dongxin, siyibona yonke le mihla le. A capacitor isilonda kwi-sub-par mandrel iya kuba noxinzelelo lwangaphakathi olungalinganiyo. Ngokuhamba kwexesha, ngakumbi kwi ukugcinwa kwamandla izicelo apho yangoku iyaguquguquka, olu xinzelelo lwangaphakathi lubangela ukuba iileya zitshintshe. Olu tshintsho luya kutshintsha amandla kwaye kwandisa i-Equivalent Series Resistance (ESR), ekhokelela ekungafunekiyo ukufudumeza.

Ngaphezu koko, ukuchaneka umoya iqinisekisa ukuba ifilimu enesinyithi iileya zilungelelaniswa ngokugqibeleleyo. Kwi ifilimu capacitor enesinyithi Uyilo, "i-offset" okanye i-margin ibalulekile kwinkqubo yokutshiza yesinyithi elandelayo. Ukuba i oomatshini bokujija musa ukugcina ukunyamezelana okungqongqo, ukudibanisa phakathi kwe-electrode kunye nezikhokelo zangaphandle kuya kuba buthathaka. Uxhulumaniso olubuthathaka luthetha ukuxhathisa okuphezulu kunye nokuhla okubalulekileyo ukusebenza kakuhle. Yiyo loo nto kufunwa umgangatho ophezulu umoya amacandelo ayingokuthenga nje; lutyalo-mali kumdlalo wokugqibela ulawulo lwemeko yemveliso yakho.

Ngaba iTekhnoloji yoMatshini wokuZima ngokuzenzekela iTshintsha njani ukusebenza kakuhle?

Zimnkile iintsuku apho ukungenelela ngezandla kwakuyinto eqhelekileyo ukuveliswa kwe-capacitor. Eyangoku umatshini wokujija ozenzekelayo iyiguqule ngokupheleleyo imbonakalo-mhlaba. Aba matshini benzelwe ukuphatha iifilimu eziethe-ethe ngesantya esiphezulu ngaphandle kokukrazula okanye ukuzolula. Iyazenzekela Iinkqubo zisebenzisa iimotor ze-servo eziphambili kunye nezinzwa ukujonga uxinzelelo ngexesha lokwenyani. Ukuba i ifilimu ye-polypropylene iqala ukwelula, umatshini ulungelelanisa i-torque ngoko nangoko. Le mpendulo iguqukayo ibalulekile kuba ukwenziwa kwefilimu capacitor ihlala ijongana nemathiriyeli etyebileyo yeemicrons ezimbalwa.

I ukusebenza kakuhle ifunyenwe kwi imveliso ezenzekelayo inomlinganiselo. Umgangatho ophezulu umatshini wokujija ozenzekelayo inokuvelisa amawaka ezinto ngeyure ezineempawu ezifanayo. Oku kuhambelana yinto iinkqubo zemanuwali ezingenako ukuyifumana. Kuba a umvelisi, oku kuthetha ukulahlwa okumbalwa kunye nexabiso eliphantsi kwiyunithi nganye. Kodwa akubhekiseli nje kwisantya; imalunga nedatha. Oomatshini banamhlanje bangena yonke ipharamitha ye umoya inkqubo. Ukuba ibhetshi ye ii-capacitors lusilele kuvavanyo kamva, ungayilanda umva kweyona torque ejikoyo kunye nesantya esisetyenzisiweyo, ivumela ulungiso lweengxaki olukhawulezileyo.

Sikwabona ukuncipha okukhulu kosulelo. Izandla zomntu ziyimithombo yeoli nothuli, eziziintshaba eziphezulu I-Voltage ukugquma. Ngokuzenzekelayo i indibano, ngokukodwa ukuphathwa kwe ifilimu enesinyithi, siqinisekisa ukuba okusingqongileyo kwangaphakathi kwe capacitor ihlala inyulu. Olu coceko lunxulumene ngokuthe ngqo ukuthembeka yecandelo lokugqibela, ukuvumela ukuba ukumelana iimeko zokusebenza ezinzima.

Yiyiphi indima edlalwa yifilimu yePolypropylene kwizicelo zombane oPhezulu?

Polypropylene ngokungathandabuzekiyo yinkwenkwezi ye ifilimu ye-dielectric izixhobo. Xa siyithelekisa ne ipolyester okanye polycarbonate, ifilimu ye-polypropylene inikeza ilahleko yedielectric ephantsi kakhulu. Oku kuyenza ibe yimathiriyeli yokuzikhethela ac izicelo kunye neesekethe eziphezulu-frequency. Kumxholo we i-metalized film capacitor winding, ukuphatha polypropylene kufuna ubuchule obuthile. Yimathiriyeli etyibilikayo, ethanda ukutyibilika (iteleskopu) ukuba ukuxinezeleka okujikelezayo akulinganiswanga ngokugqibeleleyo.

Nangona kunjalo, iibhenefithi ziyodlula imingeni yokusetyenzwa. Polypropylene unamandla okuziphilisa angenakuthelekiswa nanto. Ukuba i-voltage spike yenza i-micro-short kwi umaleko wesinyithi, ubushushu obuveliswa ngoko nangoko bunyusa isinyithi esijikeleze impazamo, buyohlula. Oku kuthintela ukusilela kwintlekele yonke capacitor. Kuba i-capacitor yamandla izicelo, ezifana nezo ze-grid-tie inverters okanye i-industrial drives, olu phawu lokhuseleko alunakuxoxisana.

Nalu uthelekiso olukhawulezayo lwezinto eziqhelekileyo zefilimu esidibana nazo:

Ukukhetha okulungileyo umboneleli kuba ifilimu yakho eluhlaza ibalulekile. Uburhabaxa bomphezulu be polypropylene ichaphazela kakuhle indlela i i-aluminium okanye izinki i-metallization ibambelela. Ukuba i-adhesion ihluphekile, i-high-speed umoya Inkqubo inokuhluba isinyithi, inikezela capacitor engenamsebenzi.

Ngaba iMveliso yesantya esiPhezulu ingagcina uMgangatho kwiNdibano yeFilimu yeCapacitor?

Kusoloko kukho ukutsalwa kwemfazwe phakathi isantya esiphezulu imveliso kunye nokugcinwa ngqongqo ulawulo lwemeko. Kwi indibano yefilimu capacitor, ukuqhuba i oomatshini bokujija ngokukhawuleza kakhulu kunokwazisa ukuvalelwa komoya. Umoya uyacinezeleka; ifilimu yeplastiki ayikho. Xa i-capacitor yenxeba eliqinileyo kunye nomoya ovalelweyo uhamba ngonyango lobushushu, umoya uyakhula, uguqule i-capacitor. Ukulwa noku, oomatshini bale mihla basoloko besebenzisa iirola zoxinzelelo ezikhupha umoya ifilimu capacitor uyangxwelerha.

Nangona kunjalo, isantya esiphezulu kwakhona yenza i-friction static. Ifilimu eyenziwe ngesinyithi ngokuyimfuneko yijenereyitha enkulu engashukumiyo xa ingadityaniswanga ngokukhawuleza. Umbane ongatshintshiyo utsala amasuntswana othuli. I-particle enye yothuli inxeba kwindawo esebenzayo ye-high-voltage capacitor isebenza njengesigxininisi soxinzelelo, esikhokelela ekuqhekekeni. Ngoko ke, umgangatho ophezulu indawo yokwenziwa kwemveliso kufuneka isebenzise imivalo yokuphelisa esebenzayo kanye kwintloko ejikajikayo.

E Dongxin, sigxininisa ukuba isitshixo yenza isantya ngaphandle kokuncama umgangatho ilele ekuchanekeni kwezinto ezisetyenziswayo. I isibambi mandrel eqhelekileyo capacitor okanye umatshini ibhetri ukujija kufuneka ube nobunzima obukhulu. Ukuba i-mandrel ingcangcazela kwi-RPM ephezulu, ifilimu ilandelela kakubi. Yethu R & d igxile ekudaleni iinaliti ezijikajikayo kunye ne-mandrels zisebenzisa izinto ezifana ne-tungsten carbide, exhathisa ukuphambuka naphantsi koxinzelelo oluphezulu olufunekayo kwi-high-speed winding.

Ingaba iVacuum kunye neAluminiyam yeMetal Layers iwuphucula njani umsebenzi?

Umlingo ka ifilimu capacitor enesinyithi ilele kwi-metallization ngokwayo. Le nkqubo ibandakanya ukuphuphuma kwesinyithi, ngokuqhelekileyo i-aluminium okanye i-zinc-aluminium alloy, kwifilimu kwindawo enzulu vacuum igumbi. Umaleko ubhitye ngendlela emangalisayo—ulinganiswa ngee-angstroms. Oku kubhitya koko kuvumela ipropati yokuziphilisa ekhankanywe ngaphambilana. Ukuba sisebenzise ifoyile eshinyeneyo, njengoyilo oludala, isekethe emfutshane iya kubangela ukuba ifoyile inyibilike kwaye idibanise iileya kunye, itshabalalise iyunithi.

Vacuum iteknoloji iqinisekisa ukuba intsimbi ifakwe ngokulinganayo ngaphaya ububanzi yefilimu. Ukwahluka kobukhulu kunokubangela "iindawo ezishushu" apho yangoku ingxinano iba phezulu kakhulu. Ukusebenza okuphezulu i-elektroniki, ukufana kolu maleko kumisela amandla okuphatha i-pulse. Sihlala sibona i-aluminium isetyenziselwa ukuqhuba kwayo kunye nokusebenza kakuhle kweendleko, ngelixa izinki yongezwa ukuphucula ukuchasana ne-oxidation kunye ne-corrosion, ngakumbi kwiindawo zoqhagamshelwano.

Nini umoya ezi bhanyabhanya, umatshini kufuneka aphathe imiphetho ngononophelo. "I-edge enzima" okanye i-edge eyomeleziweyo yintsimbi ejiyileyo ebekwe ecaleni kwefilimu ukuqinisekisa uqhagamshelo olomeleleyo kunye nentsimbi yokutshiza (i-schooping). Ukuba i oomatshini bokujija ukungahambi kakuhle lo mphetho onzima, ukuxhathisa uxhulumaniso kudubula phezulu. Oku kubonisa ukuba kutheni ukhetha ukuzijika okuzenzekelayo izixhobo kunye nokuchaneka kwezikhokelo ezondla ifilimu zibaluleke kakhulu kumdlalo wokugqibela ukusebenza ye capacitor.

Yeyiphi imingeni kwi-Winding MPP kunye neefilimu zeDielectric?

MPP (iMetallized Polypropylene) iifilimu zibonakalisa imingeni ekhethekileyo. Ngokuba polypropylene ithambile, iyachukumiseka xa icolwa ngoomatshini. Ukuba i umoya Uxinzelelo luphezulu kakhulu, iileya zangaphakathi ze capacitor ingakwazi ukubopha, yonakalise i-metallization. Oku kwaziwa ngokuba yi "telescoping" okanye "starring." Kwelinye icala, ukuba i-winding ikhululekile kakhulu, i capacitor iya kuba ne-low mechanical resonance frequency, iyenza ibe buzz okanye icule ngexesha lokusebenza, kwaye amandla ayo aya kukhukuliseka ngokuhamba kwexesha.

Omnye umceli mngeni yinto "yokucutheka kwefilimu". Ngexesha lonyango lobushushu (i-annealing) isigaba esilandelayo umoya, ifilimu ye-dielectric uyashwabana. Umntu onesakhono umvelisi ikulindele oku. Siyila i umoya iprofayile yoxinzelelo ukuze uphumle kancinane njengoko ububanzi bukhula. Oku kudala ulwakhiwo oluzinzile oluthatha i-shrinkage ngaphandle kokutyumza ingundoqo. Eli nqanaba lolawulo lwenkqubo yinto eyahlula a kwihoseyile imveliso yempahla evela kwicandelo lokuthembeka okuphezulu elilungele ukusetyenziswa kweemoto.

Ngapha koko, i ububanzi kwimiba yefilimu. Iifilimu ezimxinwa kunzima ukulandelela ngokuthe ngqo. Sivelisa ezikhethekileyo Izikhokelo zee-wire kunye nezikhokelo zefilimu ezithintela ngobunono umendo wezinto eziphathekayo. Ukusebenzisa i-ceramic epholisiweyo okanye izikhokelo zetsimbi ezigqunyiweyo kunciphisa ukukhuhlana, ukuqinisekisa ukuba MPP ifilim ityibilika kumqulu ngaphandle kokukrwela umphezulu wesinyithi oethe-ethe. Imikrwelo iyabulala; banciphisa ukusebenza indawo ephezulu ye-electrode, ukulahla i-capacitance.

Kutheni i-Tension Control ibalulekile ekunciphiseni uxinzelelo kwi-Capacitor Production Line?

Unxunguphalo ngamandla angabonakaliyo ayalela ubomi be capacitor. Kwi-a umgca wokuvelisa i-capacitor, ukugcina uxinzelelo oluqhubekayo akwanele; udinga tapered Uxinzelelo. Njengoko umqulu ukhula mkhulu, ukuxhatshazwa kufuneka kunciphe. Ukuba ujija iileya zangaphandle ngokuqinileyo njengangaphakathi, amandla oxinzelelo embindini uba mkhulu. Oku kunokutyumza i-mandrel okanye ukuguqula undoqo weplastiki, okukhokelela kwiisekethe ezimfutshane zangaphakathi.

Ukuya nciphisa lo mngcipheko, uhambele phambili oomatshini bokujija ngokuzenzekelayo sebenzisa iinkqubo zoxinzelelo ezivaliweyo. Ezi nkqubo zilinganisa uxinezeleko lwenyani kwifilimu ngamakhulu amaxesha ngomzuzwana kwaye zilungelelanise itorque yemoto ngoko nangoko. Oku kunqanda i-tension spikes ezenzekayo xa umatshini ukhawuleza okanye wehla. Kuba a ifilimu capacitor, Uxinzelelo oluzinzileyo luqinisekisa ukuba izinto zedielectric ayicuthwanga ngokolula, nto leyo enokuthi ihlise ngokuyingozi umbane wayo wokuqhawuka.

Sihlala sisebenza nabathengi ukuphucula imigca yabo esele ikho ngamacandelo angcono oxinzelelo. I-tensioner ekumgangatho ophezulu inokuphefumla ubomi obutsha kumatshini omdala, iphucula ulawulo lwemeko amanani kakhulu. Yindlela eyongayo yoku phucula amandla okuvelisa ngaphandle kokuthenga inqanawa entsha ngokupheleleyo yoomatshini.

Ukutshiza njani iMetalizing ngeZinc kuphucula ukuthembeka koQhagamshelwano?

Emva koko umoya, iziphelo ze capacitor roll zitshizwe ngentsimbi etyhidiweyo ukudala uqhagamshelwano lombane. Le nkqubo, edla ngokubizwa ngokuba yi "schooping," idla ngokusetyenziswa izinki okanye i-zinc-tin alloy. Zinc ikhethwa ngenxa yokuba idibanisa ngokukrakra kunye nomphetho we-metalized wefilimu. Nangona kunjalo, yinkqubo yobundlobongela. Amasuntswana esinyithi anyibilikisiweyo anesantya esiphezulu abetha emaphethelweni efilim eethe-ethe.

Umgangatho we umoya ichaphazela ngqo esi sigaba. Ukuba i umoya ikhululekile, intsimbi yokutshiza ingena nzulu kumaleko, ibangela imijikelezo emfutshane. Ukuba ujiko luqinile kakhulu okanye alulingani (iimpazamo ze-offset), i izinki ayiyi kubamba indawo engaphezulu eyaneleyo, ekhokelela kwidibaniso enokuxhathisa okuphezulu. Ukuchasana okuphezulu kule ndawo yoqhagamshelwano kudala ubushushu, oyena mbulali wenombolo capacitors amandla.

Ukuqinisekisa uxhulumaniso olungcono, sincoma ukusebenzisa ngokuchanekileyo iindawo zomatshini wokujija. I steel stainless ukujija mandrel set end iqinisekisa ukuba ubuso bomqulu buthe tyaba ngokugqibeleleyo. Ubuso obuthe tyaba buvumela umpu wokutshiza ukuba ubeke umaleko olinganayo izinki, ukwenza i-terminal eyomeleleyo enokusingatha imisinga ephezulu yokuzalisa ngaphandle kokuvuthela ivuleke.

Ngaba uYilo lweMultilayer luzilungele iiMfuno zeCapacitor zaMandla zanamhlanje?

Izixhobo ezininzi ii-capacitors zefilimu ziya zithandwa kakhulu kwizicelo ezifuna ukuphakama ukuxinana kwamandla kwindawo encinci. Ngokungafaniyo nesimbo senxeba lemveli elithi "jelly roll", ezi zihlala zingxwelerheka kumavili amakhulu zize zisikwe zibe ziibhloko, okanye zingxwelerheke njengemiqulu ecaba. Olu lwakhiwo olupakishiweyo lunciphisa i-inductance, ibenze kufanelekile kwizicelo zokutshintsha okuqhelekileyo njenge-IGBT snubbers kwizithuthi zombane.

Ukuvelisa uluhlu oluninzi Uyilo lufuna a ukwenziwa kwe-capacitor inkqubo enokunyamezelana okuqinileyo. Ubhaliso phakathi kweeleya kufuneka luchaneke. Ukuba iileya ezitshintshanayo ezilungileyo nezingalunganga zikhukuliseka nangeqhezu le-millimeter, amandla ombane wokuqhekeka ehla kakhulu. Iyazenzekela oomatshini abaxhotyiswe ngeenkqubo zolungelelwaniso lwe-optical edge zibalulekile apha. Balawula iifilimu ukulungelelanisa imida ye-metallised ngokugqibeleleyo.

Olu luyilo lukwagqwesa kulawulo lwe-thermal. Ubume obumcaba bubonelela ngomgangatho ongcono wokupholisa xa kuthelekiswa necylinder engqukuva. Oku kuvumela i i-capacitor yamandla ukusebenza ngokupholileyo, ukwandisa ubomi bayo bokusebenza. Yeyanamhlanje i-elektroniki apho indawo ikwi-premium, ukuxinana okuphezulu kokupakishwa kwe uluhlu oluninzi Itekhnoloji yefilimu iluncedo olukhulu.

Abavelisi Bangaqinisekisa Njani Ucikizeko oluPhezulu kunye noLawulo loMgangatho?

Ukufezekisa ukusebenza kakuhle ngaphakathi ukuveliswa kwe-capacitor ngumzamo opheleleyo. Iqala ngokuhlolwa kwezinto eziluhlaza kwaye iphele ngovavanyo lokugqibela lombane. Kodwa i-bottleneck ihlala iba yingxaki umoya iqonga. Ukwenza oku, abavelisi kufuneka kugxininise ekugcinweni kwangaphambili koomatshini babo. Iibheringi ezigugileyo, iirola zesikhokelo ezigobileyo, okanye i-mandrel egobileyo inokonakalisa imveliso ngokuthula kwiiveki ezimbalwa ngaphambi kokuba ibonwe.

Ulawulo lomgangatho kufuneka idityaniswe kwi umatshini wokujija ozenzekelayo ngokwayo. Iinkqubo zanamhlanje zinokwenza uvavanyo "lwenkqubo", ukujonga iifutshane okanye ukucima iimpazamo (iziganeko zokuziphilisa) ngelixa i-capacitor isanxeba. Ukuba iyunithi ineziphene ezininzi kakhulu, umatshini uyayikhaba ngoko nangoko, okonga iindleko zokuqhubekeka phambili njengokutshiza nokugalela imbiza.

Ukusebenzisana nomntu okhethekileyo umboneleli njenge-Dongxin kwiindawo zakho ezisecaleni kunye nezixhobo zesiko kunceda ukugcina oku kusebenza kakuhle. Siyaqonda ukuba indawo esemgangathweni ayisoloko ilingana nemfuno yemveliso eyodwa. Yenziwe ngokwezifiso iindawo zomatshini wokujija inokusombulula imiba ethile efana nokukrwela ifilimu okanye iteleskopu, ukonyusa ngokuthe ngqo "amalungu alungileyo" akho. Imalunga nokusebenzisa kwethu phambili ubuchule bomatshini ukusombulula imingeni yakho ethile emgangathweni.

Ekugqibeleni, ihlabathi le i-metalized film capacitor winding intsonkothile kodwa inika umdla. Yintsimi apho ukuchaneka Ubunjineli budibana nethiyori yombane. Ngokusebenzisa amandla oluzenzekelayo itekhnoloji, ukuqonda izinto zokuziphatha ezifana polypropylene Ukuncipha, kunye nokugcina impilo yoomatshini obungqongqo, unokuvelisa ii-capacitors eziqhuba ikamva letekhnoloji.

Iqhosha lezitshixo

• I-Pict ibaluleke kakhulu: Nkqu iimpazamo microscopic in mandrel concentricity okanye uxinezeleko evuthuzayo kunokubangela ukusilela capacitor kwangaphambi kwexesha.
• Ukuphumelela okuzenzekelayo: Oomatshini bokujija abazenzekelayo ukubonelela ngesantya, ukuloga kwedatha, kunye nolawulo loxinzelelo oluyimfuneko kwimveliso ehambelanayo yomgangatho ophezulu.
• Imicimbi yezinto ezibonakalayo: Ifilimu yePolypropylene inikezela ngokuziphilisa okuphezulu kunye neepropati ezilahlekileyo eziphantsi, okwenza kube yinto efanelekileyo kwi-high-voltage kunye nezicelo ze-AC.
• Ulawulo loxinzelelo: Ukuphumeza iiprofayili zoxinzelelo lwetapered kunciphisa uxinzelelo lwangaphakathi kwaye kuthintela iziphene ezifana neteleskopu okanye ukutyunyuzwa okungundoqo.
• Ucoceko lubalulekile: Ukupheliswa kwe-Static kunye nokuphathwa okuzenzekelayo kunciphisa ukungcoliseka, eyona nto ibangela ukuphuka kwe-dielectric.
• NONE Ukuchaneka ukujika-jika kuqinisekisa imiphetho yomqulu osicaba, okuvumela ukuba usebenze izinki ukutshiza isinyithi kunye noqhagamshelwano oluthembekileyo oluphezulu lwangoku.
• Iqabane leMpumelelo: Ukusebenzisa ukuchaneka okuphezulu, izinto ezisetyenziswayo ezenziwe ngokwezifiso (i-mandrels, izikhokelo) ziphucula kakhulu ixesha lomatshini kunye nesivuno.