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hoʻoponopono

Hoʻoholo ʻia ʻekolu pilikia nui e hoʻopilikia ana i ka ʻoihana PV Panel

  • nūhou2023-03-08
  • nūhou

I nā makahiki he 10 i hala iho nei, ua lilo nā huahana mana photovoltaic i mea kaulana a puni ka honua, a ua puka mai nā mea hou a puni ka ʻoihana photovoltaic me ka pau ʻole.Ua hoʻoikaika kēia mau hana hou i ka hoʻomaikaʻi mau ʻana o ka pono o nā ʻōnaehana hana mana photovoltaic, nā kumukūʻai haʻahaʻa, a hoʻolilo i ka ʻōnaehana photovoltaic i ʻoi aku ka paʻa a kokoke i ke ola o nā kamaʻāina.

Ma waena o kēia mau hana hou, ua lilo ka R&D naʻauao o nā ʻōnaehana hana mana photovoltaic i kekahi o nā hopohopo nui o ka ʻenehana ʻenehana honua.Ke hoʻohana nei kekahi mau ʻoihana photovoltaic paionia a me nā keʻena noiʻi i ka ʻenehana pūnaewele, ka ʻenehana sensor, ka nānā ʻana i ka ʻikepili nui, a me nā mea ʻē aʻe e hoʻopili i nā ʻōnaehana mana photovoltaic kaʻawale e kōkua i nā mea hoʻopukapuka e hoʻomaʻamaʻa i ka mālama palekana i kēlā me kēia lā a me nā hoʻoholo loiloi kālā.

Hoʻokumu i ke kumu o ka ʻōnaehana mana o ka lā - nā panela lā, ʻo ia ke kuleana kumu o ka loaʻa ʻana o ka mālamalama a me ka hoʻololi ʻana i ka ikehu māmā i ka ikehu uila.Eia nō naʻe, i loko o nā makahiki, ʻo ka hapa nui o nā mea i kapa ʻia ʻo nā mea kanu photovoltaic akamai i ʻōlelo ʻia ua hoʻokomo i kahi kahua hoʻokele naʻauao ʻaʻole naʻe i ʻike i kekahi ʻano o ka "naʻauao" ma ka pae kumu o nā modules core generation (panels).Hoʻopili wale ʻia nā panela lā e ka mea hoʻonohonoho e hana i kahi kaula, a ua hoʻopili ʻia kekahi mau kaula e hana i kahi kiʻi photovoltaic, a ʻo ia ka mea i hoʻokumu i kahi ʻōnaehana mana.

No laila, aia kekahi pilikia me kēia hoʻonohonoho?

ʻO ka mea mua, ʻaʻole kiʻekiʻe ka volta o kēlā me kēia panel photovoltaic, he mau ʻumi wale nō o nā volts, akā ʻoi aku ka kiʻekiʻe o ka volta i ka series e like me 1000V.I ka wā e hālāwai ai ka ʻōnaehana hana mana i ke ahi, ʻoiai inā hiki i nā mea kinai ahi ke wehe i ke kuapo kaapuni hoʻihoʻi o ke kaapuni nui, ʻoi loa ka pōʻino o ka ʻōnaehana holoʻokoʻa, no ka mea ʻo ke au wale nō i ke kaapuni hoʻi i pio.Ma muli o ka pili ʻana o nā panela lā i kekahi i kekahi e nā mea hoʻohui, ʻo ka volta o ka ʻōnaehana i ka honua he 1000V mau.Ke hoʻopau ka poʻe puhi ahi ʻike ʻole i nā pū wai kiʻekiʻe e pīpī i ka wai ma luna o kēia mau papa hana mana 1000V, no ka mea he conductive ka wai, ua hoʻouka pololei ʻia ka ʻokoʻa uila nui ma luna o nā mea puhi ahi ma o ke kolamu wai, a hiki mai kahi pōʻino.

ʻO ka lua, ʻaʻole kūlike nā hiʻohiʻona o kēlā me kēia panel photovoltaic, e like me ke ʻano o kēia manawa, ka uila a me ka wahi hana maikaʻi loa.Me ka hoʻohana lōʻihi a me ka ʻelemakule kūlohelohe o nā ʻōnaehana photovoltaic ma waho, e ʻike ʻia kēia kūlike ʻole.ʻO nā hiʻohiʻona o ka hana mana tandem e kūlike me ka "hopena barrel".I nā huaʻōlelo ʻē aʻe, ʻoi aku ka nui o ka hana mana o kahi kaula o nā panela solar i nā hiʻohiʻona puka o ka panel nāwaliwali loa i ke kaula.

ʻO ke kolu, makaʻu loa nā panela lā i ka occlusion o ka malu (ʻo nā kumu occlusion pinepine i ka malu o ka lāʻau, nā kulu manu, ka lepo, nā kapuahi, nā mea ʻē aʻe, a me nā mea ʻē aʻe), no laila ua hoʻokomo ʻia lākou i nā wahi lā, akā i nā ʻōnaehana hana mana rooftop. i mea e noʻonoʻo ai i ka nani a me ka hoʻonohonoho ʻana o ka hale holoʻokoʻa a me ka hale kūkulu hale, hoʻolaha pinepine nā mea nona nā panela pākahi ma luna o ka hale holoʻokoʻa.ʻOiai hiki i kekahi mau ʻāpana o kēia mau hale ke hoʻoulu i ka malu, i kekahi manawa, ʻaʻole maopopo ka poʻe nona ka hopena koʻikoʻi a me ka pōʻino o ka pale ʻana o ke aka ma nā panela uila.No ka mea, ua uhi ʻia ka pā pākaukau e nā aka, e hoʻoneʻe ʻia ka mea pale bypass (maʻamau he diode) i ka pahu hui PV panel ma hope o ka panel, a e hoʻouka koke ʻia ke au DC a hiki i kahi 9A i ke kaula pākahi ma ke ala. mea, e hana ana i ka PV junction box E loaʻa kahi wela kiʻekiʻe ma mua o 100 degere i loko.He liʻiliʻi ka hopena o kēia wela kiʻekiʻe i ka papa pākaukau a me ka pahu hui i ka manawa pōkole, akā inā ʻaʻole i hoʻopau ʻia ka hopena o ke aka no ka manawa lōʻihi, e hoʻopilikia nui ia i ke ola lawelawe o ka pahu hui a me ka papa pākaukau. .

 

nā panela lā a me ka pahu hui ma ka hale palahalaha

 

Eia kekahi, pili kekahi mau aka i ka pale pinepine pinepine (no ka laʻana, e ālai pinepine nā lālā i mua o ka hale photovoltaic home i ka pā pākaukau me ka makani. ʻO kēia pale ʻokoʻa kiʻekiʻe e hana i ka hāmeʻa bypass i kahi pōʻai: wehe - conduction - wehe).Hoʻohuli ʻia ka diode a hoʻomehana ʻia e ka mana kiʻekiʻe, a laila hoʻohuli koke ʻia ka bias no ka hoʻopau ʻana i kēia manawa a hoʻonui i ka volta hope.I kēia pōʻai hou, hoʻemi nui ʻia ke ola lawelawe o ka diode.Ke pau ka diode i loko o ka pahu junction panel PV, e hāʻule ka puka ʻōnaehana o ka panel solar holoʻokoʻa.

No laila, aia kahi hopena e hiki ai ke hoʻoponopono i nā pilikia ʻekolu i luna i ka manawa like?Ua hoʻokumu nā ʻenekinia i kapahu hui PV akamaima hope o nā makahiki o ka hana nui a me ka hoʻomaʻamaʻa.

 

pv module junction box details

 

Ke hoʻohana nei kēia Slocable PV junction box i ka DC photovoltaic power management chip no ka hoʻolālā ʻana a me ke kūkulu ʻana i kahi papa kaapuni mana, hiki ke hoʻokomo pololei ʻia i loko o ka pahu pahu kiʻi kiʻi.I mea e maʻalahi ai ka hoʻokomo ʻana i nā mea hana panel solar, ua mālama ka hoʻolālā i ʻehā mau puka uwila bus-band, i hiki ke hoʻopili maʻalahi i ka pahu hui i ka panel solar, a me ka puka.uweaanā mea hoʻohuiua hoʻokomo mua ʻia ma mua o ka haʻalele ʻana i ka hale hana.ʻO kēia pahu hui i kēia manawa ka pahu junction akamai PV maʻalahi loa i ka ʻoihana photovoltaic e hoʻokomo a mālama.Hāʻawi nui ia i nā hoʻonā i nā pilikia nui ʻekolu i luna e hoʻopilikia i ka ʻoihana photovoltaic.Loaʻa iā ia nā hana penei:

1) ʻO ka hana MPPT: Ma o ka hui pū ʻana o nā polokalamu a me nā lako, ua lako ʻia kēlā me kēia panel me ka ʻenehana mākaʻikaʻi mana kiʻekiʻe a me nā mea hoʻokele.Hiki i kēia ʻenehana ke hoʻonui i ka hoʻemi ʻana o ka hana mana i hana ʻia e nā hiʻohiʻona ʻokoʻa o ka panel i ka papa kuhikuhi a hōʻemi i ka "ʻO ka hopena o ka" barrel effect" i ka pono o ka mana mana hiki ke hoʻomaikaʻi nui i ka hana mana o ka mana.Mai nā hopena hōʻike, hiki ke hoʻonui ʻia ka mana o ka mana o ka ʻōnaehana e 47.5%, ka mea e hoʻonui ai i ka loaʻa kālā a hoʻopōkole loa i ka manawa uku uku.

2) ʻO ka hana hoʻopaʻa akamai no nā kūlana ʻano like ʻole e like me ke ahi: inā he ahi, hiki i ka polokalamu algorithm i kūkulu ʻia o ka pahu junction panel PV a me ke kaapuni hāmeʻa hiki ke hoʻoholo inā ua loaʻa kahi mea ʻino i loko o 10 mau milliseconds, a ʻoki loa. ka pilina ma waena o kēlā me kēia pā pākahi.Hoʻemi ʻia ka volta o 1000V i kahi volta e ʻae ʻia e ke kino kanaka a puni 40V e hōʻoia i ka palekana o nā mea puhi ahi.

3) Hoʻohana ʻia ka ʻenehana mana hoʻohui MOSFET thyristor ma kahi o ka diode Schottky kuʻuna.Ke ālai ʻia ke aka, hiki ke hoʻomaka koke ka MOSFET bypass i kēia manawa no ka pale ʻana i ka palekana o ka pā pākaukau.I ka manawa like, ma muli o nā hiʻohiʻona haʻahaʻa haʻahaʻa VF o ka MOSFET, ʻo ka wela i hana ʻia ma ka pahu hui holoʻokoʻa he hoʻokahi hapaʻumi wale nō o ka pahu hui maʻamau.ʻO kēia ʻenehana nui Ua hoʻolōʻihi ʻia ke ola lawelawe o ka pahu junction photovoltaic, a ʻoi aku ka maikaʻi o ke ola lawelawe o ka panel solar.

I kēia manawa, ke puka mai nei nā ʻenehana no nā pahu junction PV naʻauao kekahi ma hope o kekahi, ʻo ka hapa nui e pili ana i ka hoʻomaikaʻi ʻana a me ka hoʻomaikaʻi ʻana i ka mana o ka mana o ka photovoltaic string, a me ka hoʻomaikaʻi ʻana i nā ʻōnaehana pane ahi photovoltaic e like me nā hana pani.

ʻO ka hoʻomohala ʻana a me ka hoʻolālā ʻana i kahi "pahu hui PV akamai" ʻaʻole ia he hana paʻakikī a hohonu.Eia naʻe, pehea e hiki ai i ka pahu hui naʻauao ke hoʻokō maoli i nā wahi ʻeha a me nā pilikia o ka mākeke photovoltaic?Pono e ʻike i ke koena maikaʻi loa e pili ana i ka hana uila o ka pahu hui, ke ola lawelawe o nā mea uila, ke kumukūʻai a me ka loaʻa kālā o ka pahu hui naʻauao.Manaʻo ʻia i nā makahiki e hiki mai ana, ʻoi aku ka nui o ka hoʻohana ʻana o ka pahu junction PV akamai i ka ʻōnaehana photovoltaic a hoʻonui i ka waiwai no nā mea hoʻopukapuka.

ʻO Dongguan Slocable Photovoltaic Technology Co., LTD.

Pākuʻi:Guangda Manufacturing Hongmei Science and Technology Park, No. 9-2, Hongmei Section, Wangsha Road, Hongmei Town, Dongguan, Guangdong, Kina

TEL: 0769-22010201

E-mail:pv@slocable.com.cn

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