Ihe mmụta ndị a mụtara site na ọdịda ike anyanwụ na Vietnam: Ngwọta kachasị mma maka nchekwa nkesa DC voltaji dị elu

Mpaghara Binh Duong dị na Vietnam nwere oke okpomọkụ dị elu, oke iru mmiri na oke mmiri nnu, na-eweta ọnọdụ ọrụ siri ike nke na-eweta nnukwu nsogbu nye akụrụngwa nkesa ike fotovoltaic. Nguyễn Minh Trung, onye injinia dị afọ 36 nwere ahụmịhe afọ 8 na ọrụ na mmezi ike ọhụrụ mpaghara, bụ onye na-ahụ maka inyochaSistemụ nkesa ike DCnke ọdụ ike fotovoltaic mpaghara.

N'elekere iri na abụọ nke ehihie mgbe okpomọkụ ahụ ruru 42℃, obere sekit mberede malitere n'ime ụlọ nkesa ọkụ eletrik nke abụọ n'oge ọ na-enyocha ya mgbe niile. Site na isi ọkụ eletrik gbara ya gburugburu, bọs DC ahụ dara ada ngwa ngwa, ebe ọkụ eletrik niile kwụsịrị imepụta ọkụ eletrik. Nnyocha gosiri na ọrụ ahụ jiri obere ihe mgbawa DC na-enweghị aha iji belata ọnụ ahịa mbụ. Mgbe ọrụ ọnwa abụọ gasịrị, ihu igwe siri ike nke mpaghara ahụ mere ka mkpuchi ghara ịka nká ma daa, nke butere nnukwu sekit DC. Ike ịgbanyụ ya, ọkụ eletrik DC siri ike fọrọ nke nta ka ọ kpalite ọkụ eletrik.

Ọkụ ọkụ eletrik ahụ were ụbọchị anọ, nke butere nnukwu mfu na ego mmepụta ọkụ eletrik, tinyere mmefu ndị ọzọ na ọrụ nnọchi na mmezi akụrụngwa. Nguyễn Minh Trung kwuru na ọnọdụ ọrụ siri ike bụ ihe ịma aka kachasị ukwuu maka ọrụ nchekwa ọkụ eletrik na ike nke Vietnam. Ngwa ndị dị ọnụ ala anaghị agbanwe agbanwe na gburugburu ebe obibi dị oke njọ, na-eme ka nchekwa na ịdịgide ike bụrụ ihe kacha mkpa maka ọrụ ike ọhụrụ mpaghara.

Emepụtara naanị maka ngwa ike ọhụrụ DC nwere oke voltaji,Usoro ihe mgbawa sekit nke RDM8DC ​​nke DC kpụrụ(DC MCCB) na-eme mgbanwe nke ọma na gburugburu ebe ọrụ siri ike na mgbagwoju anya nke Vietnam, na-edozi ihe egwu nchekwa nkesa ike maka ebe nchekwa fotovoltaic na ike mpaghara.

Nkebi nke 1: Ịbawanye Ike Mmegharị na Ndịda Ọwụwa Anyanwụ Eshia Na-eme Ka Nchedo Nkesa DC Dị Mkpa

Ndịda Ọwụwa Anyanwụ Eshia aghọọla otu n'ime ahịa ike mmeghari ohuru kachasị na-eto ngwa ngwa n'ụwa niile. Mba dịka Vietnam, Malaysia, Philippines na Indonesia ewepụtala amụma nkwado maka ike anyanwụ na nchekwa ike. N'ihi ụkọ ike na akụrụngwa grid ike ezughị ezu, ụlọ ọrụ ike ọhụrụ mpaghara na-ahụ mmepe dị egwu.

Site n'inweta ọtụtụ ihe onwunwe anyanwụ, ọtụtụ ogige ụlọ ọrụ mmepụta ihe na amụma gọọmentị dị mma, Vietnam nọ n'ọkwa mbụ na uto nrụnye nchekwa anyanwụ na ike n'ofe Ndịda Ọwụwa Anyanwụ Eshia. Enwere ike ịhụ panel anyanwụ n'elu ụlọ, ọdụ anyanwụ a na-etinye n'ala, sistemụ nchekwa ike azụmahịa na grid obere ike na-anaghị ejikọta na grid n'ofe mba ahụ. Ọnụ ọgụgụ na-egosi na Ndịda Ọwụwa Anyanwụ Eshia ga-enweta ihe karịrị 30GW ikike anyanwụ arụnyere ọhụrụ na 2026, ebe Vietnam na-aza ihe fọrọ nke nta ka ọ bụrụ 40% nke olu niile. Ọnụọgụ uto nke ahịa nchekwa ike karịrị 100%, ikike agbakwunyere ọhụrụ ga-eru ihe fọrọ nke nta ka ọ bụrụ 100GWh n'ime afọ anọ sochirinụ.

Sistemụ ike DC dị elu site na 250V ruo 1500VAghọọla nhazi kachasị na ọrụ ike mmeghari ohuru nke oge a. A na-etinye ya n'ọtụtụ ebe na njikọta usoro anyanwụ, mmepụta nke cluster batrị, njikọ akụkụ inverter DC na nkesa ike chaja EV. Nnyefe DC voltaji dị elu na-ebelata mfu ike eriri nke ọma ma na-eme ka arụmọrụ sistemụ niile ka mma. Agbanyeghị, ọ na-ewetakwa ihe egwu zoro ezo pụtara ìhè:

✔️ DC arc enweghị ike imenyụ onwe ya, nke na-ebute nnukwu ihe egwu nke ọkụ ngwa na ọkụ eletrik nke sekit dị mkpụmkpụ kpatara;

✔️ Okpomọkụ Vietnam dị iche site na -5℃ ruo 50℃, ya na oge mmiri ozuzo ogologo oge na nchara nnu mmiri dị n'ụsọ oké osimiri, na-edozi ihe ndị siri ike maka mkpuchi, iguzogide okpomọkụ dị elu na arụmọrụ mgbochi corrosion nke DC MCCB;

✔️ Mgbanwe ọkụ eletrik ugboro ugboro na-ebute oke ibu na obere nsogbu sekit, nke chọrọ ka ihe mgbawa sekit nwee arụmọrụ nchekwa ziri ezi na ikike ịgbaji siri ike;

✔️ Ọnọdụ ọrụ dị iche iche chọrọ nhazi mgbanwe na nọmba ogidi, ụdị ọrụ na ntinye waya.

Ihe mgbawa sekit AC ọdịnala na ihe mgbanyụ ọkụ DC dị ala enweghị ike imezu ihe ndị a chọrọ n'elu. Ha na-enwekarị ike iguzogide voltaji zuru oke na ikike mgbawa mkpụmkpụ adịghị ike, na-anaghị emenyụ ọkụ eletrik n'oge n'oge nsogbu. Okpomọkụ na mmiri adịghị mma na-ebutekwa nsogbu ugboro ugboro na ọrụ na-adịghị mma n'okpuru ihu igwe siri ike nke Vietnam. Ọrụ nchekwa otu otu na-emekwa ka ngwaahịa ndị a ghara inwe ike ichebe grid ike DC nke ọma.

Nkesa ọkụ eletrik DC na-adịghị mma aghọwo nnukwu nsogbu na-egbochi ọrụ kwụsiri ike na mmezi dị ọnụ ala nke ọrụ ike mmeghari ohuru nke Vietnam. Emebere ihe mgbawa sekit DC nke nwere voltaji dị elu nke RDM8DC ​​iji merie ihe ịma aka ndị a, na-adaba nke ọma na mkpa ọrụ nke ike anyanwụ, nchekwa ike na ọrụ nkesa DC na Vietnam na Ndịda Ọwụwa Anyanwụ Eshia.

Part2: Arụmọrụ Kachasị Elu nke RDM8DC ​​DC MCCB maka Ngwa Voltaji Dị Elu DC

E mepụtara ya n'onwe ya site n'aka People Electric maka grid ike DC ọhụrụ nwere ike dị elu, usoro RDM8DC ​​DC MCCB na-arụ ọrụ nke ọma dịka ụkpụrụ mba ụwa IEC60947-1 na IEC60947-2 si dị. Na-ekpuchi voltaji a kwadoro site na DC250V ruo DC1500V yana ugbu a akwadoro site na 63A ruo 800A, ihe mgbawa sekit DC a dị elu na-enye nchebe ibufe oke ogologo oge na nchekwa sekit dị mkpụmkpụ ozugbo. Ọ na-arụpụta nkesa ike dị irè na nchekwa zuru oke maka ahịrị eletrik na akụrụngwa ike megide oke ibu na mmebi sekit dị mkpụmkpụ. Nhazi zuru ezu ọ bụla ka mma iji dozie isi ihe mgbu bara uru nke ọnọdụ nkesa DC dị elu na Vietnam.

⭕️ Mkpuchi Voltaji na Mkpuchi Ugbu a zuru oke maka Grid Ike DC

Ihe mgbawa sekit case nke RDM8DC ​​DC kpụrụ akpụ na-ekpuchi ọkwa voltaji zuru oke: DC250V, DC500V, DC750V, DC1000V, DC1250V na DC1500V. Nkọwapụta dị ugbu a sitere na 63A ruo 800A, nkewa dị na nha etiti ise: etiti 250, etiti 315, etiti 400, etiti 630 na etiti 800.

Enwere ike ijikọ ya nke ọma na obere igbe njikọta anyanwụ n'elu ụlọ nwere voltaji DC500V, kabọd mmepụta batrị DC1000V nke sistemụ nchekwa ike azụmaahịa, akụkụ ntụgharị DC1500V nke nnukwu ụlọ ọrụ ike anyanwụ na bọs DC nke sistemụ nchekwa ike akpa. Achọghị mgbanwe ahaziri ahazi, nke na-enyere ndị ahịa aka ibelata nhọrọ nlereanya na ọnụ ahịa ịzụrụ ihe nke ukwuu.

⭕️Ike Ịgbaji Ike Iji Wepụ Ihe Ize Ndụ Nchekwa DC Arc

Arc eletriki nke enweghị njikwa bụ ihe iyi egwu kachasị dị ize ndụ maka nsogbu sekit DC dị mkpụmkpụ. Ejiri teknụzụ mkpochapu magnetik dị elu na nhazi ụlọ ọkụ arc eme ka ọ dị ike, RDM8DC ​​DC MCCB na-enye arụmọrụ mgbawa sekit dị mkpụmkpụ dị egwu iji gbochie ihe mberede ọkụ na ọdụ anyanwụ Vietnam:

● 2P DC250V/500V: Ike kachasị mma na nke dị mkpụmkpụ nke 50/50kA

● 2P DC750V/1000V: 25/25kA

● 2P DC1500V: 7.5/7.5kA (250/315 fremu), 10/10kA (400/630/800 fremu)

● 3P DC1000V~DC1500V: Oke kachasị 40/40kA

Ozugbo sekit dị mkpụmkpụ mere na sistemụ ike DC dị elu, ihe mgbawa sekit RDM8DC ​​DC nwere ike ibelata ọkụ eletrik na-adịghị mma ma gbanyụọ arc DC n'ime milisekọnd. Ọ na-egbochi mmebi akụrụngwa nke ọma, ịgba kabinet ọkụ na mmechi nke ụlọ ọrụ, na-ahụ na akụrụngwa ike mmeghari ohuru na Vietnam na-arụ ọrụ nke ọma.

⭕️Ezigbo Mgbanwe Gburugburu Ebe Obibi Megide Okpomọkụ, Iru Mmiri na Mmiri Nnu Vietnam

E mere ya iji nagide ọnọdụ ọrụ siri ike nke Vietnam, gụnyere okpomọkụ kachasị elu nke 50℃, oke iru mmiri n'afọ niile, mmiri ozuzo oge na nchara nnu dị n'ụsọ oké osimiri, RDM8DC ​​na-eji ihe mkpuchi ọkụ na-eguzogide okpomọkụ dị elu, usoro mkpuchi mmiri mechiri emechi na mkpuchi mgbochi ire ere. Ọ na-arụ ọrụ nke ọma n'elu elu dị n'okpuru mita 2000, na-agbanwe agbanwe na gburugburu mpaghara niile na Vietnam:

● Oke okpomọkụ ọrụ: -5℃ ~ +50℃, ọrụ nkịtị dị na obere mbelata ikike n'okpuru oke okpomọkụ dị elu

● Nguzogide iru mmiri: Ọrụ siri ike n'okpuru 90% iru mmiri dị na 20℃, na-egbochi mbuze mmiri, ntapu eletrik na ịka nká tupu oge eruo

● Ike mkpuchi dị elu: Voltaji mkpuchi 1500V, voltaji na-eguzogide mkpali 12kV, gafere ọkọlọtọ ụlọ ọrụ mmepụta ihe iji zere nnukwu ihe egwu nke mmebi voltaji

Ma ọ bụ ọrụ ike anyanwụ dị n'elu ụlọ mmiri na mpaghara ụlọ ọrụ Binh Duong, ugbo anyanwụ dị n'ala dị elu na ndịda Vietnam ma ọ bụ ebe nchekwa ike nwere ihe ndị metụtara mmiri nnu n'obodo ndị dị n'ụsọ oké osimiri dịka Da Nang na Hai Phong, RDM8DC ​​DC MCCB na-ejigide arụmọrụ kwụsiri ike ogologo oge ma na-ebelata oke ọdịda na ugboro ole mmezi.

⭕️ Nhazi na Ntinye Dị Mfe Maka Ọrụ Dị Iche Iche nke Vietnam

Ọrụ ike mmeghari ohuru nke Vietnam nwere ụdị ngwa dị iche iche, gụnyere ike anyanwụ n'elu ụlọ, ebe ọkụ eletrik dị n'ala ugwu, ebe nchekwa ike akpa na obere grid dị anya. Usoro ihe mgbawa sekit RDM8DC ​​DC na-enye nhazi zuru oke iji mezuo ihe niile achọrọ maka ọrụ mpaghara:

● Ụdị ogidi nhọrọ: ogidi abụọ na ogidi atọ maka mkpa waya DC dị iche iche

● Ụdị ọrụ dị iche iche: Aka kpọmkwem, ọrụ eletriki na aka ntụgharị, nke kwesịrị ekwesị maka mmezi aka na njikwa ọgụgụ isi dịpụrụ adịpụ

● Ụdị ndọda abụọ: Njem magnetik na njem okpomọkụ-magnetic, nke dị mma maka sistemụ nchekwa anyanwụ na ike nwere usoro ọkụ na-adịghị agbanwe agbanwe

● Ngwa enyemaka ndị a na-agbasawanye: Ntọhapụ shunt, kọntaktị mkpu na nkwado kọntaktị enyemaka nlekota anya, ịdọ aka ná ntị mmejọ na mmebi anya

● Waya na ihe ndị na-agbanwe agbanwe: Waya n'ihu, waya azụ, ntinye kwụ ọtọ na kwụ ọtọ dabara na oghere dị oke n'ime kabọd nkesa na ebe nchekwa ike

Nha obere ngwaahịa na-azọpụta ohere kabinet na-enweghị mmezi ihe owuwu ọzọ, na-ebelata nhazi kabinet na ọnụ ahịa nrụnye n'ebe ọrụ maka ọrụ injinia Vietnam.

⭕️Ịdị mma a pụrụ ịtụkwasị obi na ndụ ogologo ọrụ iji belata ọnụ ahịa ndụ

Itinye ego ike mmeghari ohuru bụ azụmaahịa ogologo oge, ike akụrụngwa na-ekpebikwa uru ọrụ. A na-ejikọta ihe mgbaji DC voltaji dị elu nke RDM8DC ​​na ihe ndị mejupụtara ọla kọpa dị ọcha, kọntaktị dị oke mma na usoro ndọda siri ike, na-enweta ndụ ọrụ dị mma:

● Ntachi obi eletriki: ugboro 1000

● Ntachi obi n'ihe eji arụ ọrụ: ugboro 7000 (okpomọkụ 250/315), ugboro 4000 (okpomọkụ 400/630/800)

Ngwaahịa niile na-agbaso ụkpụrụ mba ụwa nke IEC na nkọwapụta mba, na-agafe nyocha siri ike nke ụlọ ọrụ mmepụta ihe na njikwa mma n'oge mmepụta. Ma e jiri ya tụnyere nhọrọ dị ọnụ ala dị ala, ịhọrọ RDM8DC ​​DC MCCB na-ebelata ugboro ole eji dochie akụrụngwa na mmefu mmezi kwa ụbọchị, na-eweta arụmọrụ dị elu n'oge ọrụ ahụ dum.