Umgangatho wamanzi omlambo uvavanywa yi-Arhente yokusiNgqongileyo ngeNkqubo yoHlolo loMgangatho Jikelele (GQA) kwaye kubalulekile ukuba imichiza enokuba yingozi emlanjeni ilawulwe. I-ammonia sisondlo esibalulekileyo kwizityalo kunye ne-algae ehlala emanzini omlambo. Nangona kunjalo, xa ubushushu bomlambo buguquka, i-ammonia ye-ionized iyatshintsha ibe yigesi ye-ammonia engekho ionized. Oku kubulala iintlanzi kunye nezinye izinto eziphilayo zasemanzini emlanjeni, ngoko kubalulekile ukubeka iliso rhoqo amanqanaba e-ammonia.
Umgangatho wamanzi ukwabalulekile kwizityalo zokucocwa kwamanzi ezisebenzisa amanzi omlambo njengomthombo wawo. Amanqanaba aphezulu e-ammonia emanzini anokubangela iingxaki ezinkulu kwinkqubo yokubulala iintsholongwane. Ngokulinganisa ngempumelelo amanqanaba e-ammonia kumanzi omlambo kwindawo yokungena kwindawo yokucoca amanzi, umbutho unako ukukhusela ukunikezelwa kwe-inlet. Kwezinye izicelo, i-inlet inokuvalwa xa amanqanaba e-ammonia efikelela kumazinga aphezulu angamkelekanga.
Iindlela zangoku zokujonga i-ammonia zibiza kakhulu kwaye zintsonkothile, sebenzisa i-ion-selective electrode kunye ne-reagents ezibizayo, ziyityhefu kwaye kunzima ukuphatha. Ezimonitha nazo azizodwa kwaye zifuna ulungelelwaniso oluqhubekayo ukuziqhelanisa neemfuno ezahlukeneyo, ezifana nokucocwa kwamanzi amdaka, ukucocwa kwamanzi okusela kunye nokulinganisa amanqanaba e-ammonia emanzini omlambo. Ii-electrodes ezikhethiweyo ze-Ion zifuna i-zeroing yemihla ngemihla kunye nokulinganisa kunye ne-reagents.
Imonitha ye-HONDE ammonia iyayinqanda imiceli mngeni yabahloli bemveli be-ammonia ngokusebenzisa indlela eyahlukileyo ngokupheleleyo. I-ammonia iguqulelwa kwikhompawundi ye-monochloramine ezinzileyo kwinqanaba elilingana nenqanaba lokuqala le-ammonia. I-concentration ye-chloramine yabe ilinganiswa ngokusebenzisa i-polarographic membrane sensor kunye nempendulo ekhethiweyo yomgca kwi-chloramine. Ikhemistri yokusabela inika umntu ojongileyo ubuntununtunu obugqwesileyo nakumanqanaba asezantsi kakhulu (ppb) ammonia.
I-reagent ilula, ixabiso eliphantsi kunye nexabiso eliphantsi lokusetyenziswa. Ngoko ixabiso lobunini liphantsi kakhulu.
Iinkampani ezinkulu zamanzi zase-UK kunye nezinye iilabhoratri ezivunyiweyo ze-Environmental Agence sele zisebenzisa iimonitha ze-HONDE ukujonga ngokufanelekileyo amanqanaba e-ammonia emanzini omlambo. Le nkqubo entsha ye-ammonia evela kwi-Analytica Technologies inika abasebenzisi i-monitor elula ukuyisebenzisa, eyongayo ukuthenga, ephantsi ukubaleka kwaye ikhululekile ekuphazamisekeni kokulinganisa.
Ixesha lokuposa: Nov-28-2024