Kurapa mvura yakasviba inzira yakakosha yekuona kuti mvura yakachena uye yakachengeteka inoshandiswa nevanhu uye kuchengetedza nharaunda. Nzira dzechinyakare dzekurapa mvura yakasviba dzave dzichishandisamishonga inosunga makemikari, zvakaita searuminiyamu nemunyu wesimbi, kubvisa tsvina mumvura. Zvisinei, izvimakemikari ekurapa mvura mumaindasitirizvinodhura, zvinoda simba rakawanda, uye zvinogona kukanganisa nharaunda zvakanyanya.
Nerombo rakanaka, mhinduro itsva yabuda munyaya yekuchenesa tsvina yetsvina -polyamines(PA). Polyamines iboka remakemikari emusikirwo anowanikwa mumasero mapenyu uye ane hunhu hwakasiyana hunoita kuti ashande zvakanyanya mukurapa mvura yakasviba. Kushandiswa kwepolyamines kuri kuchinja zvakanyanya nzvimbo yekurapa mvura yakasviba uye kupa mhinduro inogara kwenguva refu uye inoshanda kumatambudziko ekusvibiswa kwemvura nekushaikwa kwayo.
China ndeimwe yemakambani anotengesa mishonga yekurapa mvura yakawanda pasi rose, uye kudiwa kwayo kuri kukura nekukurumidza uye kuri kudhura zvishoma. Kushandiswa kwepolyamines muindasitiri yekurapa mvura yakasviba muChina kuri kuwedzera mukurumbira nekuda kwekushanda kwayo kwepamusoro uye kushanda kwayo zvakanaka kana tichienzanisa nemakemikari echinyakare.
Mapolyamine ane zvakanakira zvakawanda kupfuura makemikari ekare ekuchenesa mvura mumaindasitiri. Chimwe chezvakanakira zvikuru ndechekuti anonyanya kufarira tsvina dzakasiyana-siyana dzinowanikwa mumvura yakasviba, dzakadai sesimbi dzinorema, madhayi, uye zvinhu zvakasikwa. Mapolyamine anogona kuomesa nekupwanya tsvina idzi zvinobudirira, zvichiita kuti dzibviswe nyore nyore mumvura. Maitiro aya anovandudza zvakanyanya kushanda kwese kwekugadzirisa mvura yakasviba, zvichikonzera kubuda kwetsvina yemhando yepamusoro.
Imwe mukana wepolyamines ndeyekuti inoda dosi shoma. Polyamines inogona kubvisa tsvina zvakanyanya semakemikari echinyakare muhuwandu hushoma, zvichikonzera kuchengetedza mari yakawanda yekuchenesa mvura yakasviba. Uyezve, kushandiswa kwepolyamines kunogona kuderedza huwandu hwetsvina inogadzirwa panguva yekuchenesa, izvo zvinogona kuderedza mari yekushanda.
Mukupedzisa, kushandiswa kwePA Kurapa mvura yakasviba kuri kuchinja nzvimbo yekurapa tsvina uye kupa mhinduro inogara kwenguva refu uye inoshanda kumatambudziko ekusvibiswa kwemvura nekushaikwa kwayo. Nekuwedzera kuri kuita kudiwa kwemhinduro dzekurapa mvura yakasviba dzinoshanda uye dzinodhura muChina, kushandiswa kwepolyamines muindasitiri yekurapa mvura yakasviba kunotarisirwa kuwedzera mumakore anotevera, zvichipa nharaunda yakachena uye yakachengeteka kune wese munhu.
Nguva yekutumira: Kubvumbi-03-2023