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Kev siv tswv yim thiab kev cuam tshuam ntawm Kev Tu Tus Kheej Cov Dej Dej Zoo Tshaj Plaws hauv Nyab Laj

Kev soj ntsuam xyuas dej zoo hauv Nyab Laj thiab Kev Taw Qhia Txog Kev Tu Tus Kheej Buoy Systems

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Raws li lub teb chaws uas muaj dej nplua nuj nyob rau sab hnub tuaj Asia nrog 3,260 km ntawm ntug hiav txwv dej thiab cov dej ntws sib txuas, Nyab Laj ntsib cov teeb meem kev soj ntsuam xyuas dej tsis zoo. Cov kab ke buoy ib txwm nyob hauv Nyab Laj teb ib puag ncig ntawm qhov kub thiab txias, av noo, thiab biofouling loj heev feem ntau muaj kev sib kis ntawm cov ntaub ntawv thiab cov ntaub ntawv drift, ua rau muaj kev cuam tshuam rau kev saib xyuas qhov tseeb. Hauv Mekong Delta tshwj xeeb, cov khoom raug tshem tawm siab thiab cov ntsiab lus organic xav tau kev saib xyuas phau ntawv txhua 2-3 lub lis piam rau cov khoom siv sib xyaw ua ke, ua rau cov nqi ua haujlwm siab thiab cov ntaub ntawv tsis tu ncua.

Txhawm rau hais txog qhov no, Nyab Laj cov peev txheej dej tau qhia txog kev ntxuav tus kheej hauv xyoo 2023, kev sib koom ua ke ntawm kev txhuam txhuam txhuam thiab tshuab ultrasonic kom tshem tawm biofilm thiab deposits ntawm qhov chaw sensor. Cov ntaub ntawv los ntawm Ho Chi Minh City Water Resources Department qhia tau hais tias cov txheej txheem no txuas ntxiv txij li 15-20 hnub mus rau 90-120 hnub thaum txhim kho cov ntaub ntawv siv tau los ntawm <60% mus rau> 95%, txo cov nqi ua haujlwm kwv yees li 65%. Qhov kev ua tiav no muab kev txhawb nqa thev naus laus zis tseem ceeb rau kev txhim kho Nyab Laj lub teb chaws kev saib xyuas dej zoo network.

Cov Ntsiab Cai Txuj Ci thiab Kev Tsim Kho Tshiab ntawm Kev Siv Tus Kheej Tus Kheej

Nyab Laj txoj kev tu tus kheej buoy siv ntau hom kev tu tshuab ua ke nrog peb txoj hauv kev ntxiv:

  1. Rotating mechanical txhuam tu: Ua kom txhua txhua 6 teev siv cov zaub mov qib silicone bristles tshwj xeeb tsom rau algal fouling ntawm qhov rais kho qhov muag;
  2. Ultrasonic cavitation tu: High-frequency ultrasound (40kHz) triggered ob zaug ib hnub twg tshem tawm stubborn biofilm los ntawm micro- npuas implosion;
  3. Tshuaj inhibition txheej: Nano-scale titanium dioxide photocatalytic txheej tsis tu ncua suppresses microbial kev loj hlob nyob rau hauv tshav ntuj.

Qhov kev tiv thaiv triple no ua kom muaj kev ruaj ntseg thoob plaws Nyab Laj cov dej sib txawv - los ntawm Red River thaj tsam siab mus rau Mekong thaj chaw eutrophic. Cov txheej txheem tseem ceeb ntawm kev tsim kho yog nyob rau hauv nws lub zog nws tus kheej txaus los ntawm hybrid zog (120W hnub ci vaj huam sib luag + 50W hydro generator), tswj xyuas kev ua haujlwm txawm tias thaum lub caij ntuj nag tsis muaj hnub ci.

Demonstration Case nyob rau Mekong Delta

Raws li Nyab Laj cov cheeb tsam tseem ceeb tshaj plaws kev ua liaj ua teb thiab dej hauv dej, Mekong Delta cov dej zoo ncaj qha cuam tshuam rau 20 lab tus neeg nyob hauv thiab kev lag luam hauv cheeb tsam. Thaum xyoo 2023-2024, Nyab Laj Ministry of Water Resources tau siv 28 lub tshuab ntxuav tus kheej ntawm no, tsim kom muaj lub sijhawm ceeb toom dej tsis zoo nrog cov txiaj ntsig zoo kawg li.

Qhov kev siv lub nroog Can Tho tau ua pov thawj tshwj xeeb. Nruab rau ntawm tus dej Mekong mainstem, lub kaw lus saib xyuas cov pa oxygen (DO), pH, turbidity, conductivity, chlorophyll-a thiab lwm yam tsis tseem ceeb. Cov ntaub ntawv xa tawm tom qab tau lees paub qhov kev ntxuav tsis siv neeg tswj kev ua haujlwm ruaj khov:

  • DO sensor drift txo los ntawm 0.8 mg / L / hli mus rau 0.1 mg / L;
  • pH kev nyeem ntawv ruaj khov txhim kho los ntawm 40%;
  • Optical turbidimeter biofouling cuam tshuam txo los ntawm 90%.

Thaum Lub Peb Hlis 2024, lub kaw lus tau ua tiav ceeb toom rau cov tub ceev xwm txog qhov xwm txheej ntawm cov dej khib nyiab los ntawm kev tshawb pom lub sijhawm ntawm pH poob (7.2 → 5.8) thiab DO poob (6.4 → 2.1 mg / L). Cov koom haum Environmental nyob thiab hais txog qhov muaj kuab paug tsis pub dhau ob teev, tiv thaiv cov ntses loj tua. Cov ntaub ntawv no qhia tau hais tias lub system muaj nuj nqis hauv kev ua kom cov ntaub ntawv txuas ntxiv thiab muaj peev xwm teb tau qhov xwm txheej.

Cov kev sib tw ua tiav thiab yav tom ntej Outlook

Txawm hais tias muaj kev ua tau zoo, kev saws me nyuam thoob ntiaj teb ntsib ntau yam teeb meem:

  • Kev nqis peev siab pib: 150-200 lab VND (6,400-8,500 USD) rau ib qhov system - 3-4x tus nqi siv cov khoom siv pa;
  • Kev cob qhia yuav tsum muaj: Cov neeg ua haujlwm hauv cheeb tsam xav tau kev txawj tshiab rau kev saib xyuas thiab kev txheeb xyuas cov ntaub ntawv;
  • Cov kev txwv kev hloov pauv: Yuav tsum tau tsim kom zoo dua rau cov huab cua turbidity (NTU> 1000 thaum dej nyab) lossis cov dej ntws muaj zog.

Kev txhim kho yav tom ntej yuav tsom mus rau:

  1. Kev tsim khoom hauv cheeb tsam: Cov tuam txhab Nyab Laj koom tes nrog cov neeg Nyij Pooj / Kaus Lim Kauslim tau tsom rau> 50% cov ntsiab lus hauv tsev hauv 3 xyoos, txo cov nqi los ntawm 30% +;
  2. Kev hloov kho ntse: Kev sib koom ua ke AI lub koob yees duab txhawm rau txheeb xyuas cov kab mob sib kis thiab kho cov tswv yim ntxuav (xws li, nce zaus thaum lub sij hawm algal blooms);
  3. Kev siv hluav taws xob zoo: tsim cov khoom siv hluav taws xob ntau dua (piv txwv li, ntws-induced vibration) kom txo tau lub hnub ci;
  4. Cov ntaub ntawv fusion: Ua ke nrog satellite / drone saib xyuas rau kev sib koom ua ke "chaw-air-hauv av" kev soj ntsuam dej zoo.

Nyab Laj Ministry of Water Resources cia siab tias yuav ntxuav tus kheej buoys kom npog 60% ntawm lub teb chaws saib xyuas cov ntsiab lus los ntawm 2026, tsim cov txheej txheem tseem ceeb rau cov dej tsis zoo thaum ntxov. Txoj hauv kev no tsis yog txhim kho Nyab Laj lub peev xwm tswj dej xwb tab sis kuj tseem muab cov kev daws teeb meem rov qab rau cov neeg nyob sab hnub tuaj Asia uas ntsib cov teeb meem zoo sib xws. Nrog kev txhim kho kev txawj ntse thiab txo cov nqi, cov ntawv thov tuaj yeem nthuav dav rau aquaculture, industrial effluent xyuas thiab lwm yam kev lag luam, ua kom muaj txiaj ntsig zoo dua kev lag luam.


Post lub sij hawm: Jun-25-2025