I-SVR 6-35KV 630-20000KVA Isilawuli samandla samandla sangaphandle sezigaba ezintathu eziphezulu
Incazelo Yomkhiqizo
Isilawuli se-voltage esizenzakalelayo somugqa we-SVR siyidivayisi eqinisekisa ukuzinza kwe-voltage ephumayo ngokulandelela izinguquko ze-voltage yomugqa futhi ngokuzenzakalelayo ngokulungisa isilinganiso sokuguqulwa kwedivayisi ngokwayo.Ingakwazi ukulungisa ngokuzenzakalelayo i-voltage yokufaka phakathi kwebanga elingu-±20%.Ifaneleka ngokukhethekile imigqa ene-voltage enkulu eguquguqukayo noma imigqa enokwehla okukhulu kwamandla kagesi.Faka lesi silawuli sikagesi esiphakelayo ochungechungeni phakathi kolayini ongu-6kV, 10kV no-35kV.Ngemuva, i-voltage yolayini ilungiswa phakathi kwebanga elithile ukuze kuqinisekiswe amandla kagesi omsebenzisi kanye nokunciphisa ukulahleka kolayini.Ngaphezu kwalokho, isilawuli se-voltage esizenzakalelayo se-SVR feeder sibuye silungele iziteshi lapho i-transformer enkulu ingenawo amandla okulawula i-voltage.Lesi silawuli se-voltage sifakwe ohlangothini lwe-outlet lwe-transformer esiteshini esincane ukuze kuqinisekiswe i-voltage yebhasi ohlangothini lokuphuma.Inezinhlobonhlobo zezinhlelo zokusebenza kugridi kazwelonke yamandla asemaphandleni, igridi kagesi yasemadolobheni, indawo kawoyela, amalahle, imboni yamakhemikhali, isiteshi esincane neminye imikhakha.
Incazelo Yemodeli
Amapharamitha wobuchwepheshe nobukhulu besakhiwo
imingcele yezobuchwepheshe:
1. Umthamo olinganiselwe: 2000KVA, 3150KVA, 4000KVA, 5000KVA 6300kVA, 8000KVA 10000kVA, njll. Ukucaciswa okukhethekile kungenziwa ngezifiso.
2. I-voltage elinganiselwe: 0.4KV, 6kV, 10kV, 35kV
3. Imvamisa: 50 Hz
4. Ibanga lokulungiswa kwamandla kagesi: -20%~+20%
5. Indawo yegiya: 7-9 igiya
6. Iqembu lokuxhumana: Ya0
7. Ibanga likawoyela we-Transformer: 25#, 45#
8. Indlela yokupholisa: ONAN
9. Izinga le-insulation: LI60kV/AC25kV(6kV), LI75kV/AC35kV(10kV), LI200kV/AC85kV(35kV)
10. Isilawuli se-voltage esizenzakalelayo somugqa we-SVR sithatha ithangi likawoyela elivalwe ngokugcwele elinenkomba yokushisa kawoyela kanye nevalvu yokukhulula ingcindezi;ibhokisi line-voltage eyakhelwe ngaphakathi yesigaba esisodwa ukuhlinzeka ngezimpawu zesampula namandla okusebenza kumlawuli;
bonisa:
1. Ukukhethwa kwezinga le-voltage kufanele kufane nezinga le-voltage yomugqa;
2. Ukukhethwa komthamo olinganiselwe ngokuvamile izikhathi ezi-1.1 kuye kwezingu-1.2 kunesamba sokusabalalisa namandla aguquguqukayo ngemva kwendawo yokufaka yesilawuli.
3. Izibonelo zesisekelo sokukhetha sebanga lokulawulwa kwamandla kagesi:
I-voltage yetheminali yokufaka yesilawuli sikagesi ingu-9 ~ 11kV, futhi uhla lokulawula amandla kagesi okukhethayo luthi: -10%~+10%;
I-voltage yetheminali yokufaka yesilawuli sikagesi ingu-8.66 ~ 10.66kV, futhi uhla lokulawulwa kwamandla kagesi okukhethayo luthi: -5%~+15%;
I-voltage yetheminali yokufaka yesilawuli sikagesi ingu-8~10kV, futhi uhla lokulawulwa kwamandla kagesi okukhethayo luthi: 0~+20%;
I-voltage yetheminali yokufaka yesilawuli sikagesi ingu-7 ~ 10kV, kanti uhla lokulawula amandla kagesi okukhethayo luthi: 0~+30%;
Izigaba ezintathu zokushintsha uwoyela ocwiliswe ekulayisheni:
1. Ukumelana koxhumana naye ngamunye weswishi: okuhlobene nenani lezigaba zokushintsha umpompi okulayishayo, <500μΩ
2. Shintsha isikhathi sokushintsha ukusebenza kukagesi: 10s
3. Ukushintsha isikhathi sokushintsha ukumelana noguquko: 15～24ms
4. Impilo kagesi yabathintwayo bokushintsha ngaphansi komthamo olinganiselwe: > izikhathi ezingu-50000
5. Impilo yemishini yokushintsha: > izikhathi ezingu-500000
6. Shintsha imodi yoguquko: ukumelana okukodwa noma ukumelana kabili
Isilawuli samandla kagesi:
1. Ukusebenza kwamandla kagesi: AC/DC 110-450V
2. Imvamisa elinganiselwe: 50Hz
3. Ukusetshenziswa kwamandla okuphezulu: 25W
4. Okokufaka kwe-analog: 2-way voltage (0,250V)
5. Okokufaka kokushintsha: okokufaka kokuxhumana okungenalutho kwezindlela eziyi-10
6. Shintsha okukhiphayo: 2 amashaneli (AC250V/380V l6A)
7. Ukunemba kokulinganisa: i-voltage (0.5%)
8. Izinga lokunqanda ukuphazamiseka: lihlangabezana nezidingo ze-IEC61000-4:1995 level
Izici zomkhiqizo kanye nobubanzi bokusetshenziswa
isici esiyinhloko:
(1) Lonke umshini unomthamo omkhulu, ukulahleka okuphansi, ivolumu encane, nokufaka nokulungisa kalula;
(2) Landela umkhondo wokushintsha kwamandla kagesi futhi ulungise ngokuzenzakalelayo ukuma kwesishintshi sompompi sokulayisha esinezigaba ezintathu, esinesenzo esithembekile kanye nokunemba kokulungiswa kwamandla kagesi aphezulu;
(3) Ireferensi kagesi, ukubambezeleka kwesenzo, ibanga elivumelekile, kanye nenani lezikhathi kungalungiswa njengoba kudingeka, futhi ukulungiselelwa kwepharamitha kuyavumelana nezimo futhi kulula;
(4) Bonisa izikhathi zegiye lokushintsha i-SVR ekulayishweni kanye negiya lamanje, elinezinkomba zegiye eziphakeme neziphansi kakhulu;
(5) Inomkhawulo wokuvikela ongaphezulu naphansi wamagiya, kanye nomsebenzi womkhawulo wesikhathi, okuthuthukisa ngempumelelo ukuthembeka komkhiqizo;
(6) Isilawuli sinomsebenzi wokuwa kwe-over-voltage kanye nokuvikela ngaphansi kwe-voltage.Uma ulayini uku-over-voltage noma ngaphansi kwe-voltage, isilawuli siyakhiya ngokuzenzakalelayo;ukuqinisekisa ukusebenza okuphephile kwe-tap-changer elayishiwe
(7) Isilawuli samukela i-chip yokulawula yezinga lezimboni, enokwethenjelwa okuphezulu nekhono eliqinile lokulwa nokuphazamiseka, futhi engakwazi ukuzivumelanisa nezimo zangaphandle ezinokhahlo;
(8) Ngesixhumi esibonakalayo sokuxhumana se-RS485, imingcele yesilawuli ingabukwa futhi ilungiswe ngemojula yokuxhumana engenantambo.
Izimo zemvelo:
1. Ukuphakama: ≤2000m
2. Izinga lokushisa le-ambient: -25℃～+45℃
3. Umswakama ohlobene: ngaphansi kuka-90%
4. Ikhono lokulwa nokungcola: Isigaba III
5. Ukuthambekela kokufakwa: < 2%
6. Ayikho indawo engcolile negqwalayo eduze kwedivayisi ethinta kabi ukusebenza kokufakwa kwensimbi, futhi ayikho ingozi yomlilo nokuqhuma endaweni yokusebenza, futhi akukho ukudlidliza okunodlame.
Qaphela: Uma indawo yokusebenza yeqa le mibandela engenhla, umsebenzisi udinga imiyalelo ekhethekile lapho e-oda.
Amazinga Omkhiqizo
1. Amazinga wedizayini yokukhiqiza:
I-JB8749-1998 Izidingo ezijwayelekile zobuchwepheshe zezilawuli zamandla kagesi
I-GB1094-2013 Power Transformer
I-GB/T6451-2008 Imingcele yobuchwepheshe yesiguquli samandla kawoyela sezigaba ezintathu kanye nezidingo
I-GB/T17468—1998 Izinkombandlela zokukhethwa kweziguquli zamandla
I-GB10230—2007 I-tap-changer elayishiwe
I-GB/T1058—1989 Izinkombandlela zokusetshenziswa kwezishintshi zokuthepha ezilayishiwe
DL/T572-2010 Operation Regulations for Power Transformers
2. Indlela yokwamukela:
I-voltage yendawo yokufaka isilawuli sikagesi esizenzakalelayo somugqa we-SVR ihlangabezana nezimfuneko zezinga likagesi elijwayelekile le-GB/T12325-2008 lokuchezuka kwamandla kagesi: isamba senani eliphelele lokuchezuka okuhle nokubi kwe-voltage yokuphakelwa kukagesi engu-35kV nangaphezulu. aweqi ku-10% we-voltage elinganisiwe;20kV nangaphansi kokuthathu Ukuchezuka okuvumelekile kwevolthi yokuphakela amandla esigaba kungu-±7% wevolthi elinganiselwe;ukuchezuka okuvumelekile kwe-voltage kagesi yesigaba esisodwa engu-220V ingu-+7% kanye - 10% wevolthi elinganiselwe.
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