Ko te mita rere ultrasonic hongere tuwhera ko te whakamahi i te mita rere ultrasonic me te Parshall flume hei ine i te rere o te wai i roto i te hongere tuwhera. Anei ngā āhuatanga matua:
- Te āhua o tana mahi:
- Te awa Parshall: He hanganga waipēhi pumau te awa Parshall e whakateretere ana i te rere o te awa tuwhera, he iti te aro. Ka whakawhāitihia ngā pakitara taha whakarara, ā, he hekenga kei te papa i te korokoro o te awa. Mā tēnei ka taea te whakatau i te tere rere i te wāhanga whakarunga o te awa mā te ine taumata kotahi i tētahi wāhi kua tohua.
- Mita rere oro-oro: Ka tukuna he pūoko e whakanohoia ana ki runga ake i te awa rere i roto i te awa Parshall he pao oro e whakaatahia ana e te mata o te wai. Ko te wā i waenganui i te tuku pao me te whiwhinga o te whakaata e whakatau ana i te taumata wai i roto i te awa. Kātahi ka hurihia tēnei ine taumata hei tere rere mā te whakamahi i tētahi whārite kua whakaritea i mua e pā ana ki te momo me te rahi o te awa Parshall e whakamahia ana.
- Ngā Painga:
- Te Tika: Ka taea te whakarato i te tika whānui mō te ine rere, i roto i te nuinga o te wā ±8-10% i runga i ngā āhuatanga maha pēnei i te tika o te paipa, te tika o te mita rere, te hapa tāutanga, me te hapa whakatikatika.
- Tāutanga kore-pā: Kāore te pūoko ultrasonic e pā ki te wai, arā, kāore e pāngia e ngā āhuatanga pēnei i te hinu, ngā totoka iri, te paru, me ngā matū waikura i roto i te awa rere. He iti noa iho hoki te tiaki e hiahiatia ana.
- Whānuitanga o ngā whakamahinga: He whānuitia te whakamahinga o ngā awa Parshall i roto i ngā momo whakamahinga pēnei i ngā awa whakamakuku, ngā wai mata, ngā tukunga wai ahumahi, me ngā whare maimoatanga waipara. Mā te whakakotahitanga me te mita rere ultrasonic ka taea te whakamahi hei ine i te rere o ngā awa tuwhera.
- Ngā ngoikoretanga me ngā wero:
- Ngā āhuatanga taiao: Tērā pea ka pāngia ngā mita rere orooro e te hau, te mamaoa, me ngā pikinga pāmahana o te hau. Ka pāngia te tere o te oro e ngā huringa o te pāmahana o te hau, nō reira me whakatikatika te mita rere mō ēnei huringa. Ka pāngia hoki te mahi a te pūoko e te hihi o te rā mā te whakamahana hangai i te pūoko.
- Ngā raruraru rere: Mā te aueue, te pahuka, me ngā paru e mānu ana i roto i te rere ka homai he pānui rere teitei hangai nā te mea ka kitea pea ēnei e te mita i mua i te kitenga i te taumata mata tuturu o te awa rere.
- Ngā whakaritenga tāutanga haurehu: Me whakarite kia ōrite ngā haurehu Parshall mai i mua ki muri, mai i taha ki taha hoki kia tika ai ngā inenga. Ahakoa kua whakawhanakehia ngā whakatikatika mō ētahi haurehu, he mea nui te whakarite kia tika te tāutanga me te whakarārangitanga mō te ine tika i te rere.
Wā tuku: Whiringa-ā-rangi-05-2024