PTFE membrane inogona kushandiswa pakati pe transformer inotenderera yemhangura foil, insulation uye adhesive, kuburikidza nefirimu yekuvandudza kirasi yekudzivirira ye transformer, kuderedza mukaha pakati pezvikamu zve transformer uye inogona kuwedzera simba remagetsi rekushandura, kuwedzera, PTFE membrane inogona inoshandiswa kune yakaoma type transformer, capacitor, magetsi chiridzwa, senge gasket pakati pematanho ekudzivirira uye inodzivirira kupisa electromagnet, kuisirwa mutsara, kupisa kupisa kwewaya, ine tarisiro yemusika wakakura kwazvo.
Transformers inowanzoshandiswa kupa zviratidzo zvemazuva ano uye magetsi kuchiyero chemagetsi emagetsi, kuyerwa, kutonga, kuchengetedza relay, nezvimwewo. Kururamisa kwavo uye kuvimbika kwakabatana zvakanyanya nekuchengetedzwa, kugadzikana uye kushanda kwehupfumi kwesimba remagetsi, uye ndechimwe chezvinhu zvinokosha. high-voltage midziyo mumagetsi emagetsi.Nekuvandudzwa kweindasitiri yemagetsi, huwandu hwekutapurirana kwesimba remagetsi huri kuwedzera, uye iyo yekushanda voltage level yemagetsi network iri kuwedzera nekukwira.Nekuenderera mberi kwekuvandudzwa kweiyo voltage level, iyo transformer inotarisana nedambudziko rekuti chimiro chekudzivirira chinonetsa kusangana nezvinodiwa zvekushanda mukugadzira.
Sezvinozivikanwa kune vese, polytetrafluoroethylene (PTFE) nekuda kwekuita kwavo kwakanakisa (kirasi c insulation), kemikari kusagadzikana kwecorrosion, kusamira kwemamiriro ekunze, michina yemagetsi uye kugadzikana kwekupisa kweiyo inoshamisa, inodzivirira kupisa kwe Ultra wide (shandisa kwenguva yakareba. kushanda tembiricha 150 ℃ ~ + 260 ℃), nezvimwewo, mumunda wemidziyo yemagetsi, waya uye tambo, insulation yave ichinyanya kushandiswa zvakanyanya.PTFE membraneinogona kushandiswa pakati pe transformer inotenderera yemhangura foil, kuvhara uye kunamatira, kuburikidza nefirimu yekuvandudza kirasi yekudzivirira ye transformer, kuderedza mukaha pakati pezvikamu zve transformer uye inogona kuwedzera simba remagetsi rekushandura, uyezve, PTFE membrane inogona kushandiswa. kune yakaoma type transformer, capacitor, magetsi chiridzwa, senge gasket pakati pematanho ekudzivirira uye inodzivirira kupisa electromagnet, kuisirwa mutsara, kupisa kupisa kwewaya, ine tarisiro yemusika wakakura kwazvo.Nzira yekugadzirira uye tsvakurudzo yekushanda kwePTFE firimukune mutual inductor insulation inobhadharwa zvakanyanya nevakawanda vekumba nevekunze vashandi vekutsvagisa sainzi uye mabhizinesi ekugadzirisa.Mune bepa rino, nzira yekugadzirira yePTFE firimu yakawanikwa kubva mukugadzirwa chaiko uye kushanda inodzidzwa kuburikidza nekuyedza.
1. Kugadzirira kwefirimu yePTFE
1.1 Sarudzo yeresin
Iyo polytetrafluoroethylene (ptfe) yefirimu resin inoshandiswa kugadzirisa mutual inductor insulation ichamiswa resin ine yunifomu mamorekuru kugovera uye yakakwirira crystallinity, kazhinji ine crystallinity pamusoro pe98 uye molecular huremu pa1O ~ 1O.PTFE yeiyi rondedzero inoshandiswa kugadzirira PTFE firimu remutual inductor insulation ine yakanakisa yemuviri zvimiro uye yakanakisa magetsi zvivakwa.
- Kugadzira maitiro eptfe firimu
(1) pretreatment yePTFE mbishi zvinhu
PTFE yakamiswa yakanaka resin yakaiswa mune inogara yakasvibira pa 20 ℃ ~ 23 ℃ kwemaawa makumi maviri nemana ekutanga kurapwa.
(2) kupuruzira nekusefa
Iyo pre-yakagadziriswa PTFE yakamiswa resin yakanaka yakapuruzirwa uye yakapepetwa ne rammer kuita kuti resin isununguke pakuumbwa.
(3) chiumbwa
Adopt inotonhora yekudzvanya maitiro nzira, wedzera 10000gPTFE yakamiswa yakanaka zvinhu resin muforoma, dzvanya isina chinhu ne 20MPpa inoumba imwechete kudzvanywa pane zana tani otomatiki yekumanikidza muchina, teerera kune kupera simba panguva yekudzvanya, uye dzivirira kuparuka kwechinhu chisina chinhu.
(4) kuridza
Isa zvigadzirwa zvakatsikirirwa muchoto chekushisa chakanyanya, kusvika ku50.C/h chiyero chekushisa chinokwira kusvika 330 ℃, insulation ye3h, ipapo pa30 ℃ / h chiyero chekushisa chinokwira kusvika 380 ℃, insulation 1O ~ 14h, uye ipapo pa. 30 ~ 40 ℃ / h mwero wekushisa unodonha kusvika 320 ℃, insulation ye3 ~ 4h, pakupedzisira pa50 ℃ / h mwero wekushisa unodonha kusvika 150 ℃, dzima magetsi echisikigo kutonhora kusvika kukamuri tembiricha, bvisa chigadzirwa.
(5) kucheka kutenderera kuita firimu
Iyo sintered preforms inoshandurwa kuita yakaonda firimu preforms neakakosha lathe.Iyo membrane isina chinhu ndeye 0.2mm×255mm×300m(ukobvu × upamhi × kureba).
(6) Calendering orientation
Mushure mekucheka kutenderera, iyo inotungamira isina chinhu inogadziriswa neinopisa roll inotungamira calender (ona mufananidzo 2), uye dhigirii rekutungamira i1.8 ~ 2.0.Ukobvu ndeye 0.1mm inotungamira firimu, inopisa roll tembiricha kutonga mu15O℃ ~ 180 ℃.
(7) kucheka
Ngatiitei ukobvu 0.1mm directional firimu ane inokosha yekucheka muchina kugadzirisa kupinda 0.Ptfe firimu kuti insulation of mutual inductor 1mm×35mmx 450 ~ 500m(ukobvu × upamhi × kureba).
(8) kuongorora kurongedza
Polytetrafluoroethylene (ptfe) firimu yekudzivirira kweiyo yakagadziriswa ct ichaitwa sampuli yekuongorora kwemukati mekuita, uye kutaridzika uye saizi yekuongorora yefirimu ichaitwa panguva imwe chete.PVC bhagi remufirimu richashandiswa kurongedza zvigadzirwa zvinopfuura ongororo, uye chitupa chekuongorora chichabatanidzwa.
2.2 performance index yePTFE firimu
Muchiyedzo ichi, PTFE mafirimu ane madhigirii ekutarisisa akasiyana (yekutarisisa dhigirii yezvinhu, iyo kukosha kwayo ireshiyo yehurefu hwemafirimu samples isati yatanga uye mushure mekupisa) inofananidzwa neakajairwa indexes musimba rekusimba, kurebesa pakuzorora, dc breakdown voltage intensity uye zvimwe zvinhu.
Nguva yekutumira: Aug-07-2019