2.3 Wāhanga Whakamaroke Hau Whāngai
1) Whakaahuatanga tukanga
Ka uru te hau maori kua whakakorea te waikawa ki roto waeine whakamaroke hau whāngai. Ka whakamahia e te taputapu te hangarau mimiti pāmahana hei wehe me te pure i te hau. Ko te hangarau mimiti pāmahana e hangai ana ki te mimiti ā-tinana o ngā ngota hau i runga i te mata o roto o te mea mimiti (te mea totoka porous), ā, ka whakamahia te mimiti o te hau e te mea mimiti. Ko te āhuatanga ko te rerekētanga o te kaha me te pāmahana me te pēhanga mimiti. I raro i te āhuatanga ka mimiti te mea mimiti i ngā wāhanga hau rerekē, ka mimitihia ētahi wāhanga o te hau whakaranu i te pāmahana iti me te pēhanga teitei, ā, ka rere ngā wāhanga kāore i mimitihia mā roto i te paparanga mea mimiti., ka mimitihia ngā wāhanga mimiti i te pāmahana teitei me te pēhanga iti mō te mimiti pāmahana iti me te pēhanga teitei e whai ake nei, ā, ka taea te whakamahi i ngā pourewa mimiti maha hei whakatutuki i te kaupapa o te wehenga hau tonu.
E toru ngā momo mimiti mō te wāhanga whakamaroke hau whāngai me te tango hauwaiwai taumaha mō ngā mahi whakawhiti, tētahi mō te mimiti, tētahi mō te pupuhi makariri, me tētahi mō te whakaora wera.
Ka uru te hau whāngai mai i te waeine whakakore waikawa ki te tihi o te adsorber, ā, i muri i te tangohanga o te makuku mā te adsorb sieve ngota, ka puta mai i te raro o te adsorber. I muri i te maroketanga, ka uru te hau māori ki te pourewa tango mercury.
Ka whakamahia e te waeine whakamaroke hau whāngai he iti noa te hau whāngai hei reo mō te pupuhi makariri me te whakaora. I muri i te wehenga atu o te hau whakaora i te pourewa mimiti, ka whakamataohia, ka wehea, ka whakahokia ki te tomokanga o te pourewa whakamaroke i roto i te āhua mimiti.
Ka haere tuatahi te hau whakaora mā te kaikōrero whakamatao mai i runga ki raro, kātahi ka whakamahanahia te hau whakaora ki te pāmahana whakaora o te 180-260 ℃ e te whakamahana whakaora, kātahi ka tomo mai i raro o te kaikōrero ki te mimiti i te wai e mimitihia ana e te kaikōrero. Ka puta te hau whakaora mai i runga o te whakamaroke, ā, i muri i te whakamataotanga e te whakamatao whakaora, ka tomo ki te wehewehe hau whakaora, ā, ka wehea te wai i roto, ka whakahokia ki te pito o mua o te kaikōrero.
I muri i te haere i roto i tēnei waeine, ko te wai i roto i te hau maori maroke he ≤1ppm.
Ko ngā taputapu matua ko te pourewa mimiti, te whakamahana whakaora, te whakamatao hau whakaora me te wehewehe hau whakaora.
2) Ngā tawhā hoahoa
Te kaha tukatuka hau whāngai:10×10 4 Nm 3 /rā
Pēhanga whakahaere: 5.2 Mpa.G
Te pāmahana mimiti: 40 ℃
Te pāmahana whakaora: 180 ℃ ~260 ℃
Pūtake wera whakaora: te whakamahana hinu whakawhiti wera
Te ihirangi o H2Ko te O i roto i te hau parakore he ≤ 1ppm
2.4 Wāhanga tango mercury hau whāngai
1) Whakaahuatanga tukanga
I muri i te tango i ngā warowaihā taumaha, ka uru tuatahi te hau māori ki te kaihoroi waro whakahohe kua whakakiia ki te whanariki. Ka tauhohe te mekuri ki te whanariki i runga i te waro whakahohe kua whakakiia ki te whanariki hei whakaputa i te mekuri whanariki, ka mimitihia ki runga i te waro whakahohe hei whakatutuki i te kaupapa o te tango mekuri. Ko te nui o te mekuri o te hau māori e puta mai ana i te tango mekuri he iti iho i te 0.01μg/Nm3.
Kua whakaritea te tango mercury, ā, ka whakakapia te waro whakahohe kua whakakiia ki te whanariki kia rite ki ngā tikanga kimi.
Ka tomo te hau maori kua tangohia te mercury ki te wae tātari.
2) Ngā tawhā hoahoa
Te kaha tukatuka hau whāngai:10×10 4 Nm 3 /rā
Pēhanga whakahaere: 5.0Mpa.G
Te pāmahana mimiti: 40 ℃
Ko te nui o te Hg i roto i te hau parakore he ≤ 0.01μg/Nm 3
3) Te whānuitanga o te urutau: 50% ~ 110%.
2.5 Wāhanga Tātari Hau Whāngai
1) Whakaahuatanga tukanga
Kei te wae tātari he tātari, ka taea te whakawhiti me te whakamahi kia rite ki ngā raraunga ātete hei whakatutuki i te kaupapa o te tātari i te tatari ngota me te puehu waro whakahohe.
I muri i te tango puehu, ko te matotoru o ngā matūriki puehu i roto i te hau whāngai he iti iho i te 10 μm.
Ko te taputapu matua he tātari puehu.
Te kaha tukatuka hau whāngai:10×10 4 Nm 3 /rā
2) Ngā tawhā hoahoa
Pēhanga whakahaere: 5Mpa.G
Ko te nui o te puehu i roto i te hau parakore he ≤ 5μm
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