Blolew 35 kV, 400–10000 kVA Photovoltaic Combined Transformer

Ihe DINGXIN Photovoltaic Combined Transformer bụ transformer nke e wepụtara maka ihe a na-eme ihe nke inverter nke solar PV na-eme ihe nke ọkụ na Network nke PV plant collector na-eme ihe nke ọkụ. Nke a na-eme ihe nke ọkụ site na 400 kVA ruo 10000 kVA , otu otu nke a na-enyere transformer body, high-voltage switchgear, fuse, tap switch ma ọbụ ihe nke na-eme ihe nke ọkụ n’otu enclosure nke e testrịrịrị na factory — na-eme dị ka central step-up node n’etiti PV inverter array na medium-voltage grid.

Transformer a na-eme ihe nke ọkụ nke inverter — nke a na-eme ihe nke ọkụ 0.27 kV / 0.315 kV / 0.4 kV / 0.69 kV — na level nke collector-grid nke 10 kV / 35 kV / 38.5 kV , maka ịkọwa iji mee iji gbanwee ya na network nke PV plant nke medium-voltage. Ihe a na-eme iji gbanwee ya na-aga na substation nke plant site n'aka nke cable a na-akpọ ya na-aga n'ala ma ọ bụ overhead line.

Kama ihe nke photovoltaic power generation na-eme ihe dị mkpa nke ọtụtụ ihe nke energy production nke ụwa — nke ebe a na-eme ihe nke ihe nke clean, sustainable energy — DINGXIN PV combined transformers na-eme ihe nke ịkwado ihe nke modern solar plants:

• Iji gbanwee output nke inverter — na-eme ihe nke harmonic-rich, ma ọ bụrụ na DC-biased current profile nke PV inverters n'aka nke winding design na insulation margin nke dị mkpa.

• Iji gbanwee collector-line — na-eme ihe nke terminal (Z) na ring-main (H) wiring maka ihe nke dị mkpa nke PV plant topology, dị ka ring-main configurations nke dị mkpa nke PV network requirements.

• N'ala nke ọtụtụ oge nke ọbara — Ihe na-eme ka tanku oil nke IP68 na chambers nke IP45 ghara mkpụrụ ọsọ, akụkụ dị iche iche, mmiri dị ọcha, na ntọala nke oyi.

• Nke dị mfe na nke dị mfe ịga n'ihu — nke dị mfe nke ọkụ, ịga n'ihu nke ọkụ, ịga n'ihu nke ịbanye na ịdị mfe nke ịkpọtụrụ ya, na ịdị mfe nke ịbanye ya na ihe ndi dị n'okpuru ya.

E nwere ihe abụọ nke ọkụ:

Ihe ọkụ na-eme ka ọ dị n’ime ụlọ

DINGXIN nyere ihe ọkụ nke mpaghara nke PV nke ukwuu ihe ọkụ na-eme ka ọ dị n’ime ụlọ nke ụlọ ọkụ nke elu, ụlọ ọkụ nke ọtụtụ na ụlọ ọkụ nke transformer bụ isi ihe atọ ndị na-eme ka ọ dị n’ime ụlọ . Ihe ọkụ nke elu na ihe ọkụ nke ọtụtụ bụ ihe ndị na-eme ka ọ dị n’ime ụlọ n’akụkụ ọzọ n’ime transformer, iji mee ka ọ dị mma na ọ dị mma. Ihe ọkụ nke ụlọ nwere ike ịbụ ihe ọkụ nke mesh, linear (I-shaped), ma ọbụ L-shaped ịrụ ọrụ maka ụlọ nke mpaghara na ihe ọkụ nke mpaghara nke PV.

• Nchekwa maka ihe ọkụ nke PV Inverter Step-Up Nchekwa nke e mere maka ihe ọkụ, harmonic na thermal profile nke ihe ọkụ nke solar inverter. Ihe ọkụ nke winding na insulation class nwere ike ịmepụta DC injection potential na harmonic-rich current nke ihe ọkụ nke PV inverter mere — ihe ndị a bụ ihe ndị ihe ọkụ nke distribution standard enweghị ike ịrụ ọrụ.

• E jikọtara na ngwaahịa, ịbụ ndepụta ọhụrụ Transformer, HV switchgear, fuse, tap switch ma ọzọ na ngwaọrụ ndị ọzọ niile bụ isi iji mee ya n'otu akpa, ma ọ bụrụ na e jiri ya mee tests n'ụlọ ịmụ. Ihe ọ bụla nke ịme na obodo bụ ịbụ n'ala, ịkọkọta kable ma ọ bụrụ na ịmụ ọrụ nke ọrụ ahụ — nke na-akụzi oge ịmụ ọrụ nke PV plant ma ọ bụrụ na egwuregwu nke ọrụ.

• Terminal dị iche iche & Wiring nke Ring-Main Collector Ọ bụrụ na ọ bụrụ terminal (Z) na ring-main (H) nke wiring bụ isi iji mee ya, nke na-akụzi ịmụ ọrụ nke collector-line dị iche iche maka topologies nke radial, looped ma ọ bụ hybrid PV plant. Nke a na-akụzi ịkụzi oge nke kable ma ọ bụrụ na redundancy site na ukwu nke plant ma ọ bụrụ na ihe ndị ọzọ nke grid interconnection.

• IP68 Sealed maka ọdịda nke solar nke oge ogologo Tank nke oil bụ rated IP68 ma ọ bụrụ na otu unit niile na-aga n'ụzọ ahụ 50 kPa / 12-hour ule nke imechi ihe. Ụlọ a mechiri emechi na-eguzogide mmebi UV, ntinye uzuzu, mmetọ mmiri na okpomọkụ kwa ụbọchị nrụgide gburugburu ebe obibi nke dị oke njọ na ọzara, ebe okpomọkụ na ebe dị elu nke osisi PV.

• Ihe nke ịkpọ ọkụ nke ịkpọ ọkụ nke ịkpọ ọkụ The n'ụzọ zuru ezu gwara mmanụ sub-igbe ụdị iche iche transformer na HV mmiri n'ime abụọ nọọrọ onwe ha enclosures, ikwe ka HV ngalaba na transformer na- a na-edebe ya iche iche . Nke a na-ebelata oge nkwụsị nke osisi ma baa uru karịsịa maka osisi PV nke ọrụ ebe transformer dị na-emetụta ego.

• Ihe e ji emepụta ụgbọelu na-agba agba na-eji ihe e ji ekpo ọkụ na-ekpo ọkụ eme ihe The kewara-ụlọ ntu Ọdịdị ebe HV ụlọ, LV ụlọ na transformer ụlọ dị ka ndị nọọrọ onwe ha na HV na-apụ apụ na LV na-abata na-ekewapụ onwe ha na transformer maka nchekwa kachasị. Ihe a na-ekpughe ihe na-ekpo ọkụ na-ekpo ọkụ na ikuku ikuku , na-enye ike okpomọkụ dissipation ma na-egbochi akụrụngwa ọdịda mere site oké ime ụlọ okpomọkụ.

• Ibu Ibu Dị Ukwuu, Mfu Dị Nta, Nchedo Ka Mma Ejiri ya ikike ibubiga ibu ókè , obere ọnwụ, na magburu onwe ihe nchebe maka mkpụmkpụ na àmụmà . A na-eji ihe na-egbochi nchara na-egbochi nchara na-eguzogide nchara mmiri oké osimiri na mmiri nnu , ma tinye atụmatụ mgbochi izu ohi na-eme ka otu ahụ dị mma maka ebe ndị a na-adịghị eleta anya n'ụsọ oké osimiri, ọzara na ebe ndị dịpụrụ adịpụ. Akpa akpaaka na nkwukọrịta agile na-akwado ntinye nlekota anya.

Ihe ndị bụ isi nke transformer PV

Ihe ịrị nke ụlọ

Ihe ndị ọrụ na-eme

Nguzo ihe ọkụ (35 kV Class Oil-Immersed, PV / Wind / Storage Duty)

NX1 bụ nke dị ọtụtụ nke ihe ọgbakọ nke enerji (nke dị mma karị), na-eme ka ndị isi ihe ọmụma nke PV gbochie ihe ọgbakọ nke enerji nke ọrụ na-eme ihe ọmụma na ihe ọgbakọ nke carbon n'oge 25+ afọ nke ihe ọmụma.

Nkọwa Nke Koodu Nke Mọdèl

Transformer Nke Ederede — G (Box Nke Ihe Ọmụma) / F (Box Nke Ihe Ọmụma Nke Ederede) — Nke Ihe Ọmụma Nke Ihe Ọmụma — Koodu Nke Ihe Ọmụma — Ihe Nke Ederede — Ihe Ọmụma Nke Enerji Nke Photovoltaic — Ihe Ọmụma Nke Transformer (kVA) — Ihe Ọmụma Nke Transformer (kV)

• Ihe Ọmụma Nke PV Nke Nke Ederede — Ihe Ọmụma Nke Inverter Nke Ederede na-eme ihe ọmụma nke MV na-eme ihe ọmụma nke solar farms nke 10 MW ruo 500 MW+; ihe ọmụma nke ring-main na-eme ihe ọmụma nke collector nke e nwere ike inwe ihe ọmụma nke ọzọ.

• Ihe Ọmụma Nke PV Nke Ederede / Rooftop Nke Ederede — Ihe Ọmụma Nke Ihe Ọmụma Nke Ederede nke inverter nke e nwere ike inwe ihe ọmụma nke rooftop nke commercial na industrial; ihe ọmụma nke terminal na-eme ihe ọmụma nke radial nke e nwere ike inwe ihe ọmụma nke ọzọ.

• Ihe Ọmụma Nke PV Nke String Inverter Ọtụtụ obere ike jikọtara transformers ekesa gafee usoro, onye ọ bụla na-eje ozi a eriri inverter ụyọkọ.

• Ụlọ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ Na-arụ Ọrụ IP68 mechiri emechi ụlọ e mere maka elu iru mmiri, mmiri-nso gburugburu; mechiri emechi tank egbochi mmiri penetration.

• Ụlọ Ọrụ Na-emepụta Ihe Ndị Na-acha Ọkụ Na-acha Ọkụ Na-acha Ọkụ Na-acha Ọkụ Na-acha Ọkụ Na-acha Ọkụ Na-acha Ọkụ Na-acha Ọkụ Na-acha Ọkụ Na-acha Ọkụ Na-acha Ọkụ Na-acha Ọk Ihe mkpuchi na-eguzogide ájá na-eguzogide ájá na onye na-ejide ihe nkwụnye; na-eguzogide okpomọkụ kwa ụbọchị site na -10 °C n'abalị ruo +55 °C n'ụbọchị.

• Ụlọ Ọrụ Na-ahụ Maka Igwe Ọdụdọ Ndị Dị Elu Ejiri ya mee ihe n'ebe dị elu ruo mita 3000; ihe owuwu a na-ekpuchi ya kpamkpam na-ewepụ ihe ize ndụ nke ọkụ ọkụ na ikuku dị larịị, gburugburu ebe obibi dị elu.

• Agrivoltaic (Solar + Agriculture) Ebe ndị a na-anọ arụ ọrụ na-eme ka o kwe omume iji ala eme ihe n'ụzọ dị nta; ebe ndị a na-anọ arụ ọrụ n'èzí na-arụkọ ọrụ ọnụ.

• Ụlọ ọrụ ndị nwere ọkụ eletrik na-emepụta ọkụ eletrik — Transformer nke e jikọtara iji gbochie PV inverter na-eme ka o buru ibu n'ime system nke ịkpata ihe dịka BESS na MV collector bus.

DINGXIN photovoltaic combined transformers bụ ihe a na-eme maka ihe kpatara ihe kpatara. Ihe ndị a na-enye iji gbochie:

Kpọtụrụ Dingxin na nkọwapụta nke ọrụ PV gị (ụdị inverter, ikike ụlọ ọrụ, voltaji grid, ọnọdụ saịtị) maka ọnụahịa ahaziri iche.

Q1: Gịnị bụ foto (PV) jikọtara transformer? A PV jikọtara transformer bụ a kọmpat pad-nkwụnye unit e mere maka anyanwụ PV ike osisi. Ọ na-eme ka nrụpụta inverter dị elu na ọkwa nke etiti voltaji ma jikọta ahụ transformer, HV switchgear, fuse na akụrụngwa inyeaka n'ime otu ogige dị n'èzí, na-eme ka imepụta usoro nchịkọta maka ọrụ na-arụ ọrụ na-ekesa PV.

Q2: Kedu ihe dị iche na onye na-agwakọta ihe ntụgharị PV site na onye na-ekesa ihe nkesa ọkọlọtọ? Ihe ngwongwo PV nke e mebere maka ihe ngwongwo solar: o na-eme ihe nke profile voltage na harmonic nke inverter outputs, e jiri ya tụọ HV switchgear na fuse protection n'otu enclosure maka ihe ngwongwo nke na ala, ma na-enye aka maka ihe ngwongwo nke terminal na ring-main collector-line. Ihe ngwongwo nke eji eme ihe ngwongwo nke obere ihe na-eme ihe aghụghọ aghụghọ enweghị ihe ngwongwo a ma ọ bụ ihe ngwongwo nke solar.

Akwụkwọ 3: Kedu ihe ngwongwo ndị dị? (1) Ihe ngwongwo sub-box nke e wepụtara nke ọkụ — transformer na HV components n'ime abụọ boxes nke dị iche iche maka ihe ngwongwo nke ọkụ. (2) Ihe ngwongwo nke porcelain sleeve outlet box maka ihe ngwongwo nke oge ochie. Ihe ngwongwo nke e wepụtara nke ọkụ bụ ihe a na-ekwu ịbụ ihe a na-ekwu maka ihe ngwongwo nke PV nke ọkụ nke ọkụ.

Akwụkwọ 4: Kedu ihe ngwongwo nke enclosure na-enye? Ihe ngwongwo nke oil tank bụ IP68 ma ọ bụ ihe ngwongwo nke HV/LV chambers bụ IP45. Ihe ngwongwo nke tank bụ ọkụ nke 50 kPa / 12-hour sealing test maka ihe ngwongwo nke zero oil leakage n'ime ihe ngwongwo nke ọkụ, dust na humidity.

Akwụkwọ 5: Ọ bụrụ na transforma PV nwere ike ịgbadụ harmonics nke inverter ma ọ bụ ịkụzị DC? Ee. Transforma PV nke DINGXIN bụ ihe ọkachamara maka ịgbadụ harmonics dị iche iche, ma ọ bụ ihe ọkachamara nke DC nke ọrụ inverter PV. Ihe ọkachamara nke winding ma ọ bụ insulation margin na-eme ka ọ dị mma maka ọrụ nke thermal ma ọ bụ dielectric nke solar inverter step-up.

Akwụkwọ 6: Kedu ihe ndị ọkachamara nke ụlọ ọsọ nwere ike ịgbadụ? Altitude ≤ 3000 m, temperature nke ọsọ −40 °C ruo +45 °C, wind speed nke ọsọ ≤ 30 m/s, humidity nke ụbọchị ≤ 95%, humidity nke ọnwa ≤ 90%. Enclosure nke e wepụtara na-eme ka ọ dị mma maka UV exposure pụrụ iche, dust ma ọ bụ thermal cycling nke dị na desert ma ọ bụ tropical PV plant locations.

Akwụkwọ 7: Kedu ihe ndị standard nke ihe a na-enye mmasị? IEEE C57.12.00, IEEE C57.12.10, IEEE C57.12.34, IEC 60076-1, IEC 60076-2, IEC 50588 ma ọ bụ IEC 62271-202. Full type-test reports ma ọ bụ FAT documentation na-enye.

Akwụkwọ 8: Ọ bụrụ na transforma PV nwere ike ịdị iche iche maka inverter ratings dị iche ma ọ bụ plant sizes dị iche? Ee, ọ bụ ya. Enwere ike ịhazi ikike aha, voltaji mbụ / nke abụọ, eriri njedebe ma ọ bụ mgbaaka-isi, njikọ njikọ, ebe a na-enweta mmiri, ụdị mmanụ (ihe onwunwe ma ọ bụ ester), na nhọrọ nlekota niile iji kwekọọ na ọkwa inverter site na obere ụlọ ọrụ azụmahịa na ụlọ ọrụ PV.