Hongere tuwherangā mita rereHe mea nui te mahi a ēnei i roto i te ine i te rere o te wai i roto i ngā pūnaha kore-pēhanga pērā i ngā awa, ngā awa whakamakuku, ngā waikeri wai ua, me ngā awa waipara ahumahi. Nā te maha o ngā whakamahinga me te ngāwari ki te urutau, kua tino hiahiatia ēnei puta noa i ngā whenua whenua me ngā whenua ahumahi. Kei raro nei ngā rangahau take rongonui e whakaatu ana i ō rātou whakamahinga o te ao tūturu puta noa i te ao.
1. Te Whakahaere Waipuke i roto i te Netherlands: Ngā Mita Rere o te Radar Doppler
Ko Hōrana, he whenua papaku e tino pāngia ana e te waipuke, e whakamahi ana i ngā mita rere radar Doppler matatau i roto i tana whatunga whānui o ngā awa me ngā awaawa. I te awaawa o Rhine-Meuse, ka tāutahia ngā pūoko radar kore-pa (hei tauira, ko te FlowTrack II a Teledyne RD Instruments) ki runga i ngā piriti me ngā pareparenga hei ine i ngā tere rere i te wā tūturu i ngā wā tupuhi. Ka whakaratohia e ēnei mita ngā raraunga nui ki ngā tauira matapae waipuke, e āhei ai ngā mana whakahaere ki te whakahohe i ngā pūnaha whakatūpato wawe me te whakarite i ngā urupare ohorere. Hei tauira, i te wā o ngā waipuke o Ūropi i te tau 2021, i āwhina ngā mita rere radar i te awa o Maas ki te matapae i ngā taumata wai me te tika ±2%, e āhei ai ngā kaunihera ki te whakawātea i ngā wāhi mōrearea nui.
2. Te Whai Hua o te Whakamakuku i Ahitereiria:Ngā Mita Hongere Tuwhera Ultrasonic
I ngā rohe ahuwhenua maroke o Ahitereiria, me whakahaere tika te whakamakuku i te korenga o te wai. Ko te Murray-Darling Basin, he rohe whakaputa kai nui, e whakamahi ana ingā mita rere o te awa tuwhera ultrasonic(hei tauira, ko te 6600V2 a YSI) kua honoa ki ngā awaawa hei ine i te tohatoha wai i roto i ngā awaawa whakamakuku. Ko ēnei mita, e tāutahia ana ki ngā pā me ngā hononga awaawa, ka aroturuki i ngā tere rere me te tika ±1%, kia whakarite ai ka piri ngā kaimahi pāmu ki ngā tohanga wai me te whakaiti i te para. Hei tauira, i whakaatuhia i roto i tētahi rangahau take 2022 na te Tari Ahumahi Matua o NSW, i whakaitihia e ngā mita ultrasonic te whakamahinga hē o te wai mā te 15% i roto i ngā pāmu miro, me te whakapai ake i ngā hua hua me te tiaki i tētahi rauemi iti.
3. Te Aroturuki i ngā Wai Para Ahumahi i Tiamana: Ngā Mita Hongere Tuwhera Hikohiko
Ko ngā whare hanga Tiamana, e piripono ana ki ngā ture taiao tino pakari, e whakawhirinaki ana ki ngā mita rere o ngā awa tuwhera hikohiko (hei tauira, ko te Endress+Hauser's Promag OC) hei aroturuki i te tukunga wai para. I tētahi wheketere motuka nui i Bavaria, ka tāutahia ēnei mita ki roto i ngā awa kua whakakikoruatia ki te raima hei ine i ngā tere rere me te kawe wai para i mua i te maimoatanga. Ko te kaha o ngā mita ki te whakahaere i ngā totoka teitei (hei tauira, ngā konganuku whakarewa, ngā hinu) me te whakarato raraunga wā-tūturu ki ngā tari taiao ka whakarite kia tutukihia ngā whakaritenga o te Water Framework Directive a te EU. I te tau 2020, i kitea e te pūnaha he pikinga ohorere o ngā taumata poke, ka akiaki i ngā whakatikatika tere o ngā tukanga me te aukati i te tūponotanga o te poke o te awa.
4. Te Whakahaere Wai Āwhā o te Tāone i te Hononga o Amerika: Ngā Mita Tere Doppler Acoustic
Ngā tāone pēnei i a Los Angeles, e pāngia ana e ngā waipuke ohorere me te rerenga wai o te tāone, ka whakamahi i ngā taputapu oroNgā mita tere Doppler (ADV)(hei tauira, ko te Argonaut-X a SonTek) i roto i ngā waikeri wai ua me ngā puna pupuri. Ka whakamahia ēnei taputapu kawe, ka whakamahia i te wā ua nui, ka ine i te tere me te hohonu o te wai i roto i ngā awa tuwhera me te tika i raro i te mirimita. I te tau 2023, i whakamahia e te Tari Whakamaarama o Los Angeles ngā raraunga ADV hei arotau i te mahi a ngā kēti whakahaere waipuke, me te whakaiti i te waipuke tiriti mā te 22% i roto i ngā rohe morearea. Hei tāpiri, ka āwhina ngā mita ki te aromatawai i ngā kawenga parahanga i roto i te rerenga wai, hei ārahi i ngā kaupapa horoi tiriti me ngā kaupapa hanganga matomato kua arotahihia.
5. Te Whai Hua o ngā Whare Hanga Hiko Wai i Brazil: Kei te Hangaia e te PāNgā Mita Rere
I te rohe o Amazon i Brazil, ka whakawhirinaki ngā tāhuna wai hiko pēnei i a Belo Monte ki ngā mita rere wai tuwhera e hangai ana ki ngā awaawa hei ine i ngā rere o te wai whakauru me te wai maringi. Ka whakamahia ngā awa Parshall me ngā taputapu whakawhiti pēhanga (hei tauira, ko te FPI-2000 a Hach) hei tatau i te tukunga wai me te tika ±3%, kia pai ai te mahi tāhuna me ngā tukunga rere taiao. I whakaatuhia i roto i tētahi rangahau i te tau 2021 nā Eletrobras, te kamupene hiko ā-motu o Brazil, ko te ine tika i te rere wai ka whakaiti i te wā mutu o te tāhuna mā te 10%, ka whakapiki ake i te whakaputanga pūngao ā-tau mā te 50 GWh—he nui hei whakakaha i te 25,000 kāinga.
6. Rangahau Āhuarangi Awa i Inia: Laser Doppler Anemometry (LDA)
I te awa o Ganges, ka whakamahia e ngā kairangahau o te Indian Institute of Technology (IIT) Kanpur te laser Doppler anemometry (LDA) hei ako i ngā tauira rere pōrearea me te kawe paru i roto i ngā awa tuwhera. Mā ngā inenga kore-whakaeke a te LDA ka āwhina i te whakatauira i te horapa o ngā poke me ngā matūkai, ka whakamōhio i ngā mahi tiaki mō ngā momo e tata ana ki te ngaro pērā i te aihe awa o Ganges. I roto i tētahi kaupapa o te tau 2022, i whakaatuhia e ngā raraunga a te LDA kua whakarerekētia e te keri onepu ngā tere rere i roto i ngā rohe whakaputa uri nui, ā, ka akiaki i ngā karanga mō ngā ture keri kaha ake.
Whakamutunga
Mai i ngā awaawa waipuke ki ngā whenua pāmu maroke, kua kitea he mea nui ngā mita rere o ngā awa tuwhera mōte whakahaere i ngā rauemi wai, te whakarite i te tutuki i ngā whakaritenga taiao, me te tautoko i te whai huatanga o ngā ahumahi. E whakaatu ana ēnei rangahau take ā-ao i tō rātou āheinga ki te urutau: te radar Doppler mō te urupare waipuke tere, ngā pūoko ultrasonic mō te ahuwhenua kore-wai, me ngā mita hikohiko mō te kawenga ahumahi. I te kaha haere o ngā wero whakahaere wai nā te huringa āhuarangi, ka nui ake te hiranga o te tika me te pono o ngā mita rere o te awa tuwhera ki te tiaki i ngā rauropi me ngā hapori tangata o te ao.
Wā tuku: 25 Paenga-whāwhā 2025