Ngozi dzekupisa kwemagetsi emagetsi:
1. Transformer insulation kukuvadzwa kunonyanya kukonzerwa nekupisa, uye kukwira kwekushisa kunoderedza kupikisa kwevoltage uye simba remagetsi reiyo insulating zvinhu. Maererano neIEC 354 "Transformer Operation Load Guidelines", kana kupisa kwekushisa kwemushanduri kunosvika 140 ° C, mabhuru emhepo achagadzirwa mumafuta, izvo zvinoderedza kuvhara kana kukonzera flashover, zvichikonzera kukanganisa kune transformer.
2. The overheating of the transformer ine simba guru pahupenyu hwayo hwebasa. Kana iyo yekudzivirira kupisa kirasi yetransformer iri Kirasi A, tembiricha yekudzivirira yemutyairi akabata mhepo i105 ° C. GB 1094 inotaura kuti avhareji tembiricha inokwira muganho wemafuta-akanyudzwa transformer windings i65K, tembiricha yemafuta yepamusoro i55K, uye musimboti wesimbi uye tangi yemafuta i80K. Kune transformer, pasi pemutoro wakarongwa, nzvimbo inopisa yemhepo inoputika inodzorwa pasi pe98 ° C, kazhinji nzvimbo inopisa ndeye 13 ° C yakakwirira kudarika kupisa kwemafuta epamusoro, ndiko kuti, kupisa kwemafuta epamusoro kunodzorwa pasi pe85 ° C.
Transformer overheating inonyanya kuratidzwa sekuwedzera kusingaite kwekushisa kwemafuta. Zvikonzero zvikuru zvinogona kusanganisira:
(1) Transformer yakawandisa;
(2) Chishandiso chekutonhodza chinotadza (kana mudziyo wekutonhora hauna kuiswa zvizere);
(3) Kukanganisa kwemukati kwe transformer;
(4) Tembiricha inoratidza kuti mudziyo hauna ruzivo.
Kana tembiricha yemafuta etransformer ikawanikwa yakakwira zvisingaite, zvikonzero zviri pamusoro zvinofanirwa kutariswa chimwe nechimwe, uye mutongo wakarurama unofanirwa kuitwa. Pfungwa huru dzekuongorora uye kurapwa ndedzinotevera:
(1) Kana chiridzwa chekushanda chichiratidza kuti shanduri yakawandisa, zviratidzo zvematatu-phase thermometers e-single-phase transformer group zvakangofanana (panogona kunge kune madhigirii mashoma ekutsauka), uye transformer nemudziyo wekutonhora zvakajairika, kupisa kwemafuta kunokonzerwa nekuwanda. Iyo transformer monitors (mutoro, tembiricha, chimiro chekushanda), uye pakarepo inoshuma kune yepamusoro dhipatimendi rekutumira. Zvinokurudzirwa kutamisa mutoro kuderedza kuwandisa kwakawanda uye kupfupisa nguva yekuremedza.
(2) Kana mudziyo wekutonhodza usina kunyatsoiswa mukati, unofanira kuiswa ipapo ipapo. Kana iyo inotonhorera mudziyo usiri kushanda, chikonzero chinofanira kukurumidza kuwanikwa, kubatwa nekukurumidza, uye kusashanda kunobviswa. Kana kukanganisa kusingakwanise kubviswa nekukasira, tembiricha uye mutoro wemushanduri unofanirwa kunyatsotariswa uye kuudzwa kune mukuru wekutumira dhipatimendi uye ane hukama manejimendi manejimendi madhipatimendi chero nguva kudzikisa shanduko yekushandisa mutoro uye kushanda zvinoenderana nekukosha kunoenderana kwekuita kwekutonhora uye mutoro weinoenderana kutonhora mudziyo.
(3) Kana iyo yekuyera tembiricha yekuyera mudziyo ikatumira chiratidzo chetembiricha yekushisa uye kukosha kwekushisa kwakatarwa kwakakwira, asi chiratidzo che thermometer chiri pasaiti hachina kukwirira, uye hapana chimwe chikanganiso pane transformer, inogona kunge iri alarm yenhema yekuyera tembiricha yekuyera dunhu kukanganisa. Mhosva yerudzi urwu inogona Kusabvisa pazvinenge zvakakodzera.
Kana tembiricha yemafuta yechikamu muchikamu chetatu-chikamu cheshanduko ichikwira, iyo yakanyanya kukwirisa kupfuura tembiricha yemafuta ekushanda yechikamu ichocho pasi pemutoro wakafanana uye mamiriro ekutonhora munguva yakapfuura, uye mudziyo wekutonhora uye thermometer zvakajairika, kupisa kwekushisa kunogona kukonzerwa neshanduko yemukati. Kana imwe kukanganisa ikakonzerwa, nyanzvi inofanirwa kuziviswa kuti itore sampu yemafuta yekuongorora chromatographic kuti ienderere mberi nekuongorora kukanganisa. Kana kuongororwa kwechromatographic kunoratidza kuti kune kukanganisa kwemukati mushanduri, kana kupisa kwemafuta kunoramba kuchikwira pasi pemutoro uye kutonhora kwemamiriro ekushandura, shanduko inofanira kutorwa kunze kwekushanda maererano nemitemo yepa-site.
Nguva yekutumira: Aug-09-2021