Laina Hana ʻAla Niu
Hoʻokomo ʻia ka ʻaila niu
ʻO ka ʻaila niu, a i ʻole ka aila kopra, he ʻaila ʻai i unuhi ʻia mai ka ʻōpala a i ʻole ka ʻiʻo o nā niu makua i ʻohi ʻia mai nā kumu niu He mau mea like ʻole ia.Ma muli o kona kiʻekiʻe o ka momona momona, ua lohi ka oxidize a, no laila, kūpaʻa i ka rancidification, a hiki i ʻeono mahina ma 24 °C (75 °F) me ka ʻole o ka pōʻino.
Hiki ke unuhi ʻia ka ʻaila niu ma o ka hana maloʻo a pulu paha
Pono ka hana maloʻo e unuhi ʻia ka ʻiʻo mai ka pūpū a hoʻomaloʻo me ke ahi, ka lā, a i ʻole nā kiln e hana i ke kope.Paʻi ʻia a hoʻoheheʻe ʻia ka copra me nā solvents, e hana ana i ka ʻaila niu.
Hoʻohana ke kaʻina hana i ka niu maka ma mua o ka copra maloʻo, a ʻo ka protein i loko o ka niu e hana i ka emulsion o ka aila a me ka wai.
Hoʻohana nā mea hana ʻaila niu maʻamau i ka hexane ma ke ʻano he mea hoʻoheheʻe e unuhi a hiki i ka 10% ʻoi aʻe o ka ʻaila ma mua o ka hana ʻana me nā wili wili a me nā mea hoʻokuke.
ʻO ka ʻaila niu wahine (VCO) hiki ke hana ʻia mai ka waiu niu hou, ka ʻiʻo, me ka hoʻohana ʻana i ka centrifuge e hoʻokaʻawale i ka ʻaila mai nā wai.
Hoʻokahi kaukani niu oʻo ma kahi o 1,440 kilokani (3,170 lb) e loaʻa ma kahi o 170 kilokani (370 lb) o ke kopra kahi e hiki ke unuhi ʻia ma kahi o 70 lita (15 imp gal) o ka aila niu.
ʻO ka ʻāpana pretreatment a me ka prepressing he ʻāpana koʻikoʻi ma mua o ka unuhi ʻana.
ʻO ka wehewehe ʻana o ka laina hana niu
(1) Hoʻomaʻemaʻe: wehe i ka ʻili a me ka ʻili ʻeleʻele a me ka holoi ʻana e nā mīkini.
(2) Ka hoʻomaloʻo: kau ʻana i ka ʻiʻo niu maʻemaʻe ma ke kaulahao tunnel dryer.
(3) Ka ʻohi: hana ʻana i ka ʻiʻo niu maloʻo i nā ʻāpana liʻiliʻi kūpono.
(4) Hoʻomaʻamaʻa: ʻO ke kumu o ka hoʻomaʻamaʻa ʻana ʻo ia ka hoʻoponopono ʻana i ka makū a me ka mahana o ka ʻaila, a hoʻomāmā.
(5) Pre-press: E kaomi i nā pōpō e waiho i ka aila 16% -18% i loko o ka keke.E hele ka keke i ke kaʻina unuhi.
(6) Paʻi pālua: kaomi i ka keke a hiki i ka 5%.
(7) kānana: kānana ʻana i ka ʻaila i ʻoi aku ka maʻalahi a laila kaomi i nā pahu aila maʻemaʻe.
(8) ʻO ka pauku hoʻomaʻemaʻe: dugguming$ neutralization and bleaching, and deodorizer, i mea e hoʻomaikaʻi ai i ka FFA a me ka maikaʻi o ka aila, e hoʻolōʻihi i ka manawa mālama.
Hoomaemae Aila Niu
(1) Ka pahu decoloring: hoʻomaʻemaʻe i nā puaʻa mai ka ʻaila.
(2) Deodorizing tank: wehe i ka ʻala maikaʻi ʻole mai ka aila decolorized.
(3) Puhi aila: hāʻawi i ka wela no nā ʻāpana hoʻomaʻemaʻe e pono ai ka wela kiʻekiʻe o 280 ℃.
(4) ʻO ka pauma wai: hāʻawi i ke kaomi kiʻekiʻe no ka bleaching, deodorization hiki ke hiki i 755mmHg a i ʻole.
(5) Air compressor: hoʻomaloʻo i ka lepo bleached ma hope o ka bleaching.
(6) kānana kaomi: kānana i ka pālolo i loko o ka ʻaila bleached.
(7) Mea hoʻoheheʻe mahu: hana i ka hoʻoheheʻe mahu.
ʻO ka maikaʻi o ka laina hana aila niu
(1) Kiʻekiʻe aila hua , maopopo waiwai waiwai.
(2) He haʻahaʻa ka nui o ka aila koena i ka ʻai maloʻo.
(3) Hoʻomaikaʻi i ka maikaʻi o ka ʻaila.
(4) ʻO ke kumukūʻai hana haʻahaʻa, kiʻekiʻe o ka hana hana.
(5) Kiʻekiʻe 'akomi a me ka hana hoola.
Nā Kūlana ʻenehana
| Papahana | niu |
| Mahana (℃) | 280 |
| ʻAila koena(%) | Ma kahi o 5 |
| Waiho i ka aila(%) | 16-18 |
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