Below 35 kV, 400–10000 kVA Wind Power Combined Transformer

U Umshwankathi Wokusebenza Kwezulu Ka-DINGXIN yindlela eyenzelwe ukusebenza ngayo umshinana wokugcina emhlabathini ukuphakamisa kwezulu kanti umkhakha wokugcina kwezulu ukubhala kwezinto ezihlukene kusukela ku- 400 kVA ku-10000 kVA , ngisho noma yiliphi ikhophi liphakamile, libhekise umshwankathi wokuphakamisa, i-high-voltage switchgear, ifyuzi, itap switch nezinye izinkotho zokusebenza kusodwa kubhokisi elithuluzi kufanele kubhekiswe — nokuthi i-high-voltage switch ne-fyuzi ziyisodwa kubhokisi lokushisa.

Le-compact integrated layout — ekuqala kwindustri yamandla wezulu ngeminyaka yase-1990s — iyakunciphisa indawo ekhona ngalunye lwesikhululo sezulu noma isikhululo sokugcina amandla, iyakuhlela ukubamba kwezindawo zokusebenza, futhi iyakunikeza ukuxhumana kwe-medium-voltage okuphelele kwezindawo zokusebenza zamandla wezulu. DINGXIN iyagcina le-design ngokushintsha kahle ngokwesibonelo sokuthi ukubamba kwemisela eya kufaka kakhulu kanti isikhululo sokuvimbela esinokubhuka , sokususa konke amapharti amandla aphezulu okuqondwa ngokuphelele ukuze kubhekwe inkululeko yomsebenzisi ngokuphelele emazweni apho amandla wezulu ayasebenzi ngaphandle kokubambisana.

Kuma-wind turbines angama-multi-MW, i-DINGXIN inikeza izinkampani ezinkulu (4000–10000 kVA) ne- Ukulinganisa kwe-HV ku-38.5 kV (35 / 36.75 / 37 / 38.5 kV) futhi ne- Ukulinganisa kwe-LV ku-0.69 / 0.8 / 0.95 / 1.14 kV — okufanana nokuphatha kwezinkampani zezulu zama-3–15 MW. Lezi zinkampani ezingaphezulu zinamapharti amaningi ayo amathuba okuzimela ngokuphelele. i-radiator yangaphandle nesikhumba sokugcina ukusiza kubeka umthelela wokuchitha isikhelelo nezinkinga zokubeka izinkambo zemoto, ukwakha isikhathi sokusebenza kwesithuthi ngaphandle kokuzimisa isikhathi eside ngokuphambuka kwezinkinga eziningi zokusebenza okuhambisana nokusebenza kwezinye zezindawo zokugwala izibhamu.

Kubhoni izindlela ezimbili zokubeka isithembiso:

1. Kuphela Ukubekwa Kwemithombo, Akukho Mithombo Yokuqonda Iyabonakala Isihlango sesithuthi se-12 kV / 40.5 kV sisebenzisa isikhombiso sezinkambo zemoto esizenzekile ngaphambi, esihlanganisa nezinkambo zokubeka izibhamu ezingaqondi. Isithuthi sonke sinezinkinga zokubeka izinkambo zemoto ezingu-0, ekhuluma ubukhulu bephakeme bekuphatha kanye nokusebenza okuphelele kwezindawo zokugwala izibhamu zokuphambuka kwezindawo eziningi — ezizweni zokuhlaba, ezizweni zokudla, ezizweni zokuphambuka kwezindawo eziningi, kanye nezizweni zokuphambuka kwezindawo ezincane.

2. Amaboxi Amabili Okubeka Kwezinkambo Ezihlukene Isithuthi sokubeka kwezinkambo esiphakeme kuphela kubaxa isithuthi nezinkambo zokubeka izibhamu kuma-boxi amabili okubeka kwezinkambo ezihlukene. Lokhu kusolve izinkinga zokubeka izibhamu kwezinkambo zemoto kanye nokuvumela ukubeka kwezinkambo zokubeka izibhamu kanye nesithuthi kusenye isikhathi. kubekwa kabusha kusenye isikhathi , ukuncima isikhathi sokungasebenzi kwebhamu kanye nokuncima izindleko zokubeka kwezinkambo ngaphandle kokuzimisa isikhathi sokusebenza kwezindawo zokugwala izibhamu esikhathini sesi-20–30.

3. Ukubeka Kwezinkambo Zokubeka Kwezinkambo Nezinkambo Zokubeka Kwezinkambo Zokubeka Ababini terminal (Z) kanti ring-main (H) kusekelwa izinhlelo zokubheja, okuvumela ukwakheka okuguquguqukayo kwe-collector-line ye-radial, looped noma hybrid wind farm topologies. Ukwakheka kwe-modular kuyavumelana nama-turbine ahlukene kanye namasu okuqondisa amakhebuli e-collector.

4. Ukubamba iqhaza Ukuvikelwa Kwama-fuse Anobubanzi Obubili

• imikhiqizo engu-12 kV : i-plug fuse + i-fuse yokuvikela isipele yokuqedwa kwe-dual-range fault-current.

• imikhiqizo engu-40,5 kV : faka i-fuse eyomile ukuze kususwe amaphutha athembekile aphezulu.

Lokhu kuqinisekisa ukuvikelwa okuqinile kokubili amaphutha aphansi aphezulu atholakala kumanethiwekhi we-collector wepulazi lomoya.

5. Ukubamba iqhaza IP68 Ithangi Elivaliwe, Elingenakho Ukuvuza I-tank yenziwe yamaphethu IP68 futhi indawo yonke iyaphasa 50 kPa / 12-hour ukuzwela ukuzwela ukungafihli kwe-oli phakathi kokubhala kwesikhathi eside ngaphandle — okunconywa kakhulu kumathuba asewind akhethekile kwezinhlobo zemvelo nezindawo zokugcina emkhanyakathini.

6. Teknoloji Yokwenza Okuphelele UDINGXIN usebenzisa ukusebenzisa kwezinkampani zokwenza ngokuzenzakalelayo kuphakade kwenza ukuthi ubukhulu nobukhulu bokusebenza bube yisibonelo:

• Ukufaka kwezinkampani zokwenza kwezincwadi — kunciphisa ukungasebenzi kwezincwadi, ukungasebenzi kwezincwadi nokushusha.

• Ukwenza kwezinkampani zokwenza kwe-HV ngokuzenzakalelayo — i-DPE ephakeme kakhulu yokugcina isiphothi sokugcina njengokugcina kwezincwadi, kuvuselela ukuthi kusenziwe kahle nokuthi kubhekise kwezincwadi zokugcina.

• Ukuzwisha kwe-foil ya-LV ngokuzenzekelayo — ukugqibela kwemithombo kwe-argon ukuthi kubhekise kumthwalo omncane; ukuphakamisa kwe-cloth yasezansi yomkhosi we-F-class ukuthi kubhekise kumthelela wokusebenza nesayensi, nokuthi kubhekise kumthelela wokusebenza.

• Umsebenzi wokuzwisha kwe-wrap — ikholi ya-LV izwisha ngqo kusuka kumkhosi wokuphakama, nokuthi ikholi ya-HV neya-LV izwisha ngokuhlanganisekile ukuthi kubhekise kumkhosi okuphezulu.

• Ukugqibela kwemithombo ngokusebenzisa i-robot — ukugqibela kwezinkundla kuyisivumelwano esihle, nokuthi kuyisivumelwano esihle sokugqibela.

• Ukufutha ngokusebenzisa i-robot — ubude besifunda esifanayo, ukuthi kubhekise kumthelela wokubambeka, nokuthi kubhekise kumthelela wokungena kwamafutha ukuthi kubhekise kumkhosi wokusebenza kusuka ngaphandle.

• I-radiator yangaphandle nesikhumba sokugcina (izinkulungwane ezingaphezulu) — kubhekise kumthelela wokususa umoya, nokuthi kubhekise kumthelela wokuhlala kwe-oil, ukuthi kubhekise kumkhosi wokusebenza kwe-transformer.

Izinkambo Ezikhulu Zokuguqula Kwamanzi

Imizimbi Yokuseviswa

Amalungiselelo nesibonelo

Amathuba okusebenza ngokuphelele (Klasi ye-35 kV yezinkampani zemoto yezimnandi, ukusebenza kwe-wind/PV/storage)

NX1 yilowuthi lokusebenza kahle kakhulu (ukungena okuncane kakhulu). Amathuluzi okuphakanyiswa okwesibini (2250–4750 kVA) namathuluzi amakhulu ku-16000 kVA ayatholakala kubizwa ngokuthi amathuluzi amaninzi aye kwi-MW kanye nezindawo zokugcina ezihlanganiswe.

Inkcazelo Yekholi Yomodeli

Z (Uhlobo Lwesibini) — G (Ibhokisi Yokugcina) / F (Ibhokisi Ehlukaniswe) — Ikholi Yokusakazela — Ukugcina: Z (Isikhundla Sokugcina) / H (Isikhundla Sokugcina Ngokwekho) — Ukugcina Kwemithambo — Ukuphakanyiswa Kwemithambo (kV) — Ukuphakanyiswa Kwemithambo Engaphansi (kV) — Isivinini Sokuphakanyiswa (kVA)

• Amathuluzi Amaninzi Asekhaya — Ukuphakanyiswa kwesilinganiso sokugcina kwe-turbine yemithambo noma kwezindawo zokugcina zemathuluzi; isikhundla esincane sifuna umlando wendawo futhi sifuna ukuthinteka kwezindawo zokugcina.

• Amathuluzi Amaninzi Asebhaleni — Amathuluzi e-IP68, amathuluzi awaziqondi ukuthi abe nemithambo yasebhaleni; uhlobo lwesibini lwe-bhokisi lubonakalisa ukuthi kusakhiwe ukuthi kufanele kuthathelwe kabusha wonke umthuluzi ukuze kwenziwe ukuzinikela.

• Amathuluzi Amaninzi Asekhaya Okugcina — Ukulayishwa kwe-ring-main (H) kusiza ekutheni kwezindawo zokugcina ngokubhekisele kwezinye, ukuthi kunezinhlobo zokubhekisela; ukulayishwa kwe-terminal (Z) kuyasebenza kwezindawo zokubhekisela ngokuphelele.

• Izindawo zokugcina ezinomoya omkhulu — Isilinganiso sokusebenza ku-−40 °C; isitanki esisile kungavimba umoya wokufika kumaqanda okukhula nokushisa.

• Izindawo zokugcina ephakeme kakhulu — Isilinganiso sokusebenza kuzindawo ezinamaphepha angu-3000 m; isilinganiso sokugcina sikhulu kungavimba ukuthi kubhekiswe kwezindawo ezinomoya omncane.

• Izindawo zokugcina ephansi kwemvula yasalini / emaphandleni — Isitanki se-IP68 + izindawo zokugcina ze-IP45 zizokuvimba umoya wokufika kwasalini; akukho zinto zokugcina zokuphakama okunqamuka kuzo kungavimba ukuthi kubhekiswe kwezindawo zokugcina.

• Izindawo zokugcina zemithi — Isibhalo sokugcina esivimba amathambo nezincili; isibhalo sokugcina sokuthi kubhekiswe kwezincili kungavimba ukuthi kubhekiswe kwezincili.

• Ukuguqula nokuguqula kabusha izindawo zokugcina — Ithuba lokuhola kwesikhumba sokuphakamisa amasiko okukhokha kwezindawo zokugcina izithombe zokuphakama kwezindawo zokuphakama kwezindawo zokuphakama.

Izithombe zokuphakama kwezindawo zokuphakama zika-DINGXIN ziyakhiwa ngokwesikhathi sokuphakama. Izinketho zokuguqula zilandelayo ziyatholakala:

Qhagamshela no-DINGXIN nokusipakisha sesiprojekthi sakho sezivuthi (isilinganiso sezivuthi, ivolti yezindawo zokugcina, izimo zendawo) ukufumana isibonelo esisodwa.

Imibuzo Evame Ukubuzwa

Umbuzo 1: Ithransfomha yemvelo yokuqondisa yini? Ithransfomha yemvelo yokuqondisa yindlela encane yokugcina eyingqayizivele isithuthi sokuphakama kwevoltage, i-HV switchgear, i-fuse, i-tap switch nezinkambo zokusebenza ngaphandle ezinye ngendawo eyodwa. I-HV switch ne-fuse zihlalwa ngaphakathi kwesithuthi sezinkambo, okunika indawo encane eyodwa ekufanele kusetyenziswa ukuphakama kwevoltage yemvelo ngaphansi kwesithuthi esinye noma kumaphakade amanqaku emvelo.

Umbuzo 2: Iziphi izinhlobo zezindawo eziyodwa? (1) Indawo yezibhokisi zokugcina zonke — ithransfomha nezinkambo zokuphakama kwevoltage zihlala kubhokisi obabili obahlanganisiwe, okuvumela ukulungisa kahle futhi ukuvikela inkambo yokuhlukana kwezinkambo. (2) Indawo yebhokisi yezibhokisi zokugcina zokusha yezibhokisi zokugcina zokusha ngezibhokisi zokugcina zokusha.

Umbuzo 3: Indawo yezibhokisi zokugcina zonke iyakhangelisa ubuciko bemvelo njani? Uhlobo oluvikelekile ngokuphelele lusebenzisa i-joint cable esevele yenziwe kanye ne-arrestor ye-plug-type ethinta ukufakwa kwesiphetho. Yonke le mveliso ayinazo izingxenye ezivulekile ezivuselela amandla aphezulu, inikeza ukuvikelwa okuphezulu nokusebenza okuphephile ezindaweni ezinzima zangaphandle izindawo ezinomoya ogwini, ogwadule, eziphakeme kakhulu nezesimo sezulu esibandayo.

Q4: Isiphi isivikelo se-fuse esisetshenziswayo? imikhiqizo engu-12 kV isebenzisa i-fuse ye-plug ehlanganiswe ne-fuse yokuvikela eyisipele yokuvikela ibanga eliphindwe kabili. Imikhiqizo engu-40.5 kV isebenzisa i-insert fuse eyomile. Lokhu kuqinisekisa ukuphazamiseka okunokwethenjelwa kwe-fault-current kokubili amazinga aphansi namaphuzu aphezulu emgqeni we-collector we-wind farm.

Q5: Isiphi isilinganiso sokuvikelwa esinikezwa isembozo? Ithangi likawoyela linamazinga e-IP68 kanti amakamelo e-HV/LV anamazinga e-IP45. Ithangi ngalinye lidlula esivivinyweni sokuvala esingu-50 kPa / amahora angu-12 ukuze kuqinisekiswe ukuvuza kukawoyela okungekho.

Q6: Ingabe i-wind transformer ingakwazi ukusekela kokubili ukufakwa kwe-terminal kanye ne-ring-main wiring? Yebo. Izingxenye zombili (Z) nezinhlobo zezindlela zokugcina (H) zisetyenziswa, kubonakalisa ukuthi izindlela zokugcina ziyatholakala ngokufanele kumaphuzu wokwakha amaphuzu wokuphuma kwemithombo noma amaphuzu wokuzama.

Umbuzo 7: Iziphi izimo zomhlaba okufanele kuzikwazi leli qembu? Ubude bokuphakama ≤ 3000 m, isikhathi semhlabathi −40 °C ku-+45 °C, usuku lwemvelo phansi kwesikhathi sokuphakama ≤ 30 m/s, ubunzima bokushwele kusuku ≤ 95%, ubunzima bokushwele ngomnyaka ≤ 90%. Kuyasebenza kumaphuzu wokuphuma kwemithombo, amaphuzu wokuphuma kwemvelo, amaphuzu wokuphuma kwezinye izindawo, amaphuzu wokuphuma kwezindawo zokuphakama kakhulu, namaphuzu wokuphuma kwezindawo ezinomkhuhlane.

Umbuzo 8: Lezi zizinto zizifundisa ngokuphatha kweziphi iziqu? IEEE C57.12.00, IEEE C57.12.10, IEEE C57.12.34, IEC 60076-1, IEC 60076-2, IEC 50588 ne-IEC 62271-202. Izirhwebhu zokuphatha kweziqu zonke nezirhwebhu zokuphatha kweziqu zokuphatha kweziqu ziyatholakala.