Mō te ine tika i te rere o te wai i roto i ngā awa tuwhera pērā i ngā awaawa me ngā awa whakamakuku, kua piki haere te rongonui o te whakamahinga o ngā Parshall Flume Open Channel Ultrasonic Flow Meters. He maha ngā painga o tēnei hangarau matatau, ā, he taputapu whai hua tēnei i roto i ngā momo ahumahi me ngā tono.
Tuatahi, ko ngā mita rere ultrasonic o te awa tuwhera ka whakarato i ngā inenga tino tika me te pono. Mā te whakamahi i te hangarau ultrasonic, ka taea e ēnei mita rere te tatau tika i te rere o te wai i roto i ngā awa tuwhera, ahakoa i roto i ngā āhuatanga taiao uaua. He mea nui tēnei taumata tika mō ngā ahumahi pēnei i te whakahaere wai, te ahuwhenua me te aroturuki taiao, he mea nui ngā inenga rere tika mō te whakatau kaupapa me te tutuki i ngā ture.
Haunga te tika, ka tukuna e ngā mita rere ultrasonic o te awa tuwhera te painga o te ine kore-pa. Kāore i rite ki ngā mita rere tuku iho e hiahia ana kia pa atu ki te wai e rere ana, ka taea e ngā mita rere ultrasonic te ine i te rere mai i tawhiti. Ehara i te mea ka whakaitihia e tēnei āhuatanga kore-pa te mōrearea o te kino o ngā taputapu me ngā take tiaki anake, engari ka whakarite hoki kia kore ngā inenga rere e pāngia e ngā paru, te paru, me ētahi atu ārai kei roto i te awa.
Hei tāpiri, he tino māmā te tāuta me te whakatū i ngā mita rere ultrasonic hongere tuwhera a Parshall. Ka taea te whakauru ngāwari i ēnei mita rere ki roto i ngā hanganga tāke o nāianei, ka whakaiti i ngā whakarerekētanga nui, i te wā kore mahi rānei. Hei tāpiri, he maha ngā mita rere ultrasonic hou e haere mai ana me ngā atanga kaiwhakamahi-hoa me ngā pūmanawa e taea ai te whirihoranga me te tātari raraunga ngāwari.
Ko tētahi atu painga nui o te whakamahi i ngā mita rere ultrasonic hongere tuwhera ko tōna kaha ki te whakarato raraunga wā-tūturu me ngā āheinga aroturuki mamao. Mā te whakauru i ngā hangarau whakawhitiwhiti matatau pēnei i te hononga ahokore me te rokiroki raraunga e ahu mai ana i te kapua, ka taea e ngā kaiwhakamahi te uru atu ki te ine me te tātari waka i ngā wā katoa, i ngā wāhi katoa. Mā tēnei tirohanga wā-tūturu ki ngā rere me ngā tauira ka taea te whakatau matatau, ā, ka whakatairanga i te whakahaere wai whai hua.
Hei tāpiritanga, e mōhiotia ana ngā mita rere ultrasonic tuwhera mō te iti o ngā whakaritenga tiaki me te pono mō te wā roa. Kāore he wāhanga neke o ēnei mita rere, ā, he iti noa te pakaru, e whakarato ana i tētahi otinga utu-whai hua mō te aroturukitanga rere tonu. He tino whai hua tēnei pono mō ngā tono e hiahia ana kia ine rere kore e mutu, pērā i te whakaputa hiko wai me ngā whare maimoatanga wai para.
Hei whakarāpopototanga, he maha ngā painga o te whakamahinga o ngā mita rere ultrasonic hongere tuwhera i roto i ngā tāke Parshall, tae atu ki te tika teitei, te ine kore-pā, te ngāwari o te tāutanga, te aroturuki wā-tūturu me te pono mō te wā roa. I te mea kei te tipu haere tonu te hiahia mō te ine rere tika me te whai hua puta noa i ngā ahumahi, kua whakaritea te whakamahi i tēnei hangarau matatau hei whai wāhi nui ki te whakapai ake i te whakahaere wai me te whakahaere taiao. Ahakoa e whakamahia ana mō te whakamakuku, ngā tukanga ahumahi, te aroturuki taiao rānei, ko te whakaurunga o ngā mita rere ultrasonic hongere tuwhera he otinga whai hua hei whakarite i te ine rere tika me te pono i roto i ngā hongere tuwhera.
Wā tuku: 15 o Ākuhata-2024