He tauira kaupapa tukatuka maaka rīwai reka i Xiang County, Xuchang City, Henan Province

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He tauira kaupapa tukatuka maaka rīwai reka i Xiang County, Xuchang City, Henan Province

Te tukatuka riwai rekakaupapa i Xiang County, Xuchang City, Henan Province

Ka pehia te rīwai i roto i te puranga ki te awheawhe ma te pu wai pehanga teitei ma te mokowhiti, nga matau tarutaru me te tango kohatu.

Katahi ka haere ki roto i te miihini hurihuri hei tango atu i te kiri, te onepu me te whenua. Ko te rīwai kua horoia ka haria e te ararewa peere ki te horoi i te waahi rīwai reka. I muri i te tapahi miihini ka tapahia ki nga wahi iti katahi ka haere ma te taputapu autō ka whangaia ki roto ki te rasper kia kuru ki roto ki te slurry. Ka haria te slurry ki roto i te tatari centrifuge na roto i te papu wiri hei tango muka.

Katahi ka tango i te muka iti ma te tatari muka pai. Whai muri i tera ka uru te parapara ki te parani me te waahi kukū. Ko te kirikiri me nga poke ka tangohia i te wa e haere ana i roto i te de-sander. Ka tangohia te pūmua me te wai pūtau i muri i te whakawhiti i te teihana huripari wai. Ka whakanuia te kukū o te maaka slurry ki te 20-22 Baume.

Ko te slurry māngaro i muri i te whakamahine ka whangaia ki te tātari korehau mo te matewai. Ko te keke māngaro i muri i te whakamaroketanga ka whakaranuhia ki raro ki te punaha paipa whakamaroke ma te winow. Ko te hua māngaro whakamutunga ka kohia ki roto i te taika buffer me te tarapi ka kawea ki te whare putunga.

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Te wa tuku: Oketopa-09-2024