I te wā e hoahoa ana i tētahi pūnaha hiko o te rā i waho o te whatunga hiko, ko tētahi o ngā pātai nui ko:e hia te kaha o te pākahiko e hiahiatia ana e koe?He mea nui te mahi a ngā pākahiko i roto i ngā pūnaha kore-whatunga hiko, nā te mea ka rongoa e rātou te hiko e whakaputaina ana e ngā panera rā i te awatea, ā, ka whakarato hiko i te pō, i te wā kapua rānei.
Mā te whiriwhiri i te kaha o te pākahiko tika ka taea e tō pūnaha te tuku hiko pono me te kore e mutu. Mēnā he iti rawa te pēke pākahiko, ka tere te pau o te kaha kua rongoatia. Mēnā he nui rawa, ka piki ake pea te utu o te pūnaha me te kore e hiahiatia. E whakamārama ana tēnei aratohu me pēhea te whakatau i te kaha o te pākahiko e tika ana mō tētahi pūnaha rā kore-hononga.
He aha te Hiranga o te Rokiroki Pūhiko i roto i ngā Pūnaha Ā-Whatunga
He rerekē ngā pūnaha hiko pūngao rā e hono ana ki te whatunga hiko, ā, ka mahi motuhake ngā pūnaha hiko kore-whatunga mai i te whatunga hiko. Ko te tikanga, ko te hiko katoa e hiahiatia ana i te pō, i ngā wā iti rānei te rā, me ahu mai i te pūngao kua rongoatia.
He maha ngā wāhanga matua o tētahi pūnaha kore-whatunga:
- Ngā panera rā e whakaputa hiko ana i te awatea
- He kaitahuri e huri ana i te hiko DC ki te hiko AC
- Ngā pākahiko e penapena ana i te pūngao mō te whakamahinga ā muri ake nei
- He kaiwhakahaere utu e whakahaere ana i te utunga me te tiaki i te pākahiko
Ka whakaputa hiko ngā panera rā ina wātea te rā, ā, ka rongoatia te hiko taikaha ki roto i ngā pākahiko hei kai mā muri ake nei. Kātahi ka hurihia te pūngao kua rongoatia e te kaitahuri hei hiko e taea ai te whakamahi mō ngā taputapu me ngā taputapu o te whare.
Hipanga 1: Tātaihia tō Whakamahinga Pūngao o ia Rā
Ko te taahiraa tuatahi ki te whakatau i te kaha o te pākahiko ko te tatau i te nui o te hiko e whakamahia ana e koe i ia rā. I te nuinga o te wā ka inehia tēnei i roto ingā hāora-kirowati (kWh).
Hei tauira, ka whakamahia pea e tētahi whare iti kāore i te whatunga hiko te hiko mō:
- Rama
- Ngā Pouaka Whakamātao
- Ngā pā hau, ngā hauhautanga rānei
- Ngā pouaka whakaata me ngā rorohiko
- Ngā papu wai, ngā taputapu iti rānei
Tērā pea ka pau te hiko o tētahi whare kore-hiko noa5–15 kWh o te hiko ia rā, i runga i te maha o ngā taputapu me te momo noho.
Kia mōhio koe ki tāu e whakapau ana i ia rā, ka taea e koe te whakatau tata i te kaha o te pākahiko e hiahiatia ana hei penapena i te kaha mō te whakamahi i te pō.
Hipanga 2: Whakatauhia te maha o ngā rā tārua e hiahiatia ana e koe
Ko te nuinga o ngā pūnaha kore-whatunga kua hangaia merokiroki tārua mō te kotahi ki te toru rāMā tēnei ka taea tonu e te pūnaha te tuku hiko ahakoa te iti o te hihi o te rā nā te kapua, te ua rānei.
Hei tauira:
Te whakapaunga pūngao o ia rā:10 kWh
Ngā rā tārua:2 ngā rā
Te rokiroki pākahiko e hiahiatia ana:
10 kWh × 2 =Te kaha o te pākahiko 20 kWh
Ko te tikanga tēnei me taea e tō pēke pākahiko te penapena i te20 kWh o te pūngao e taea te whakamahi.
Hipanga 3: Whakaarohia te Hōhonutanga o te Tukunga Pūhiko
Kāore e taea te whakamahi haumaru i te pūngao katoa e rongoa ana i roto i te pākahiko. He tawhā kei ngā pākahiko e kiia nei koTe Hōhonutanga o te Tukunga (DoD), e whakatau ana i te nui o te pūngao kua rongoatia ka taea te whakamahi me te kore e kino te pākahiko.
Ko ngā uara noa ko:
- Ngā pākahiko waikawa-mata: mō50% te kaha e taea ai te whakamahi
- Ngā pākahiko lithium: mō80–90% te kaha e taea ai te whakamahi
Hei tauira, ki te hiahia koe20 kWh o te pūngao e taea te whakamahi, me whai pea he pūnaha pākahiko waikawa-mata40 kWh te kaha katoa, i te mea ko te pūnaha pākahiko lithium e hiahia ana pea ki te tata ki25 kWh.
Tauira Whirihoranga Pūhiko mō ngā Pūnaha Ā-Whatunga
He rerekē te kaha o te pākahiko e hiahiatia ana mō ngā rahi rerekē o te pūnaha rā. Anei ētahi tauira noa i runga i ngā whirihoranga pūnaha noa.
Pūnaha Rā 2KW i waho o te whatunga
Tērā pea ka uru atu ki tētahi pūnaha iti kei waho o te whatunga:
- 4 × 400W ngā panera rā
- Kaitahuri 2KW
- 4 × 12V 150Ah pākahiko tiēre
Ka whakaratohia e tēnei whirihoranga te āhua5 kWh o te rokiroki pākahiko katoa, e tika ana mō ngā kāinga iti, ngā kāpata, ngā pūnaha rama taketake rānei.
Pūnaha Rā Ā-Whatunga 3KW
Ka whakamahia pea e tētahi pūnaha whare noho rahi-waenga:
- 5 × 550W ngā panera rā
- Kaitahuri 3.5KW
- 4 × 12V 250Ah pākahiko
Ka whakaratohia e tēnei whirihoranga te tata ki8.4 kWh o te kaha pākahiko, he nui mō ngā whare iti e whakamahi ana i ngā rama, i ngā pouaka whakamātao, me ngā taputapu taketake.
Pūnaha Rā 5KW i waho o te whatunga
He maha ngā wā ka uru atu ki tētahi pūnaha kāinga nui ake:
- 8 × 550W ngā panera rā
- Kaitahuri 5KW
- Pēke pākahiko 48V 200Ah
Ka taea e tētahi pūnaha pēnei te whakaputa i te tata ki20 kWh o te hiko ia rā, me te nui o te wāhi rokiroki hei tautoko i ngā taputapu o te whare i te pō.
Ngā Āhuatanga e Pā Ana ki te Pūhiko
He maha atu anō ngā āhuatanga ka pā ki te rahi o tō pūnaha pākahiko.
Ngā Tauira Whakamahinga Pūngao
Ko ngā whare e whakamahi nui ana i te hiko, pērā i ngā hauhautanga me ngā papu wai, me nui ake ngā pēke pākahiko.
Ngā Āhuatanga o te Huarere
Ko ngā rohe he maha ngā kapua, me nui ake pea te wāhi rokiroki kia pono ai te hiko.
Ngaohiko Pūnaha
Ko ngā pūnaha waho-whatunga e whakamahi ana i te nuinga o te wāNgā pēke pākahiko 24V, 48V rānei, e whakapai ake ana i te whai huatanga o te pūnaha mō ngā tāutanga nunui ake.
Whanuitanga ā-Mārama
Ka tāutahia e ētahi kaiwhakamahi he pākahiko nui ake kia taea ai e te pūnaha te tautoko i ētahi atu taputapu a muri ake.
Te Kōwhiri i te Momo Pūhiko Tika
He maha ngā hangarau pākahiko e whakamahia ana i roto i ngā pūnaha hiko pūngao rā waho-whatunga:
Ngā Pūhiko Waikawa-Mata
- Te utu iti iho i mua
- Te roa o te ora
- Me tiaki tonu
Ngā Pūhiko Gel
- Kore tiaki
- He pai te pono mō ngā pūnaha kore-whatunga
Ngā Pūhiko Ritiumu
- Teitei ake o te whai huatanga
- Te roa o te ora
- Te haumitanga tuatahi teitei ake
Kei te piki haere te rongonui o ngā pākahiko lithium nā te mea he nui ake te kaha whakamahi me te roa o te huringa ora.
Ko te kaha o te pākahiko tētahi o ngā mea tino nui i roto i te hoahoa i tētahi pūnaha hiko o te rā i waho o te whatunga hiko. Ko te rahi tika o te pākahiko e whakawhirinaki ana ki tōte whakapaunga hiko o ia rā, ngā whakaritenga tārua, me te momo pākahiko.
I te nuinga o te wā:
- Tērā pea ka hiahiatia he pūnaha iti5–10 kWh o te rokiroki
- Tērā pea ka hiahiatia he pūnaha noho10–30 kWh
- Tērā pea ka hiahiatia he pūnaha arumoni nui50 kWh, neke atu rānei
Mā te tātai tika i ō hiahia pūngao me te whiriwhiri i te hangarau pākahiko e tika ana, ka taea e koe te hanga i tētahi pūnaha pūngao rā pono kāore e whakamahia ana hei hiko pumau i te ao, i te pō.
Mā te mahi tahi me ngā kaiwhakarato pūngao rā mohio ka āwhina i te whakarite kia tika te rahi o te pūnaha, kia pai hoki te mahi mō te wā roa.
Wā tuku: Maehe-17-2026