Manyan gurɓataccen abubuwa a cikin ruwan kiwon ruwa sune ammonia nitrogen, nitrite, gurɓataccen abubuwa, phosphorus da kuma gurɓataccen halittu. Binciken ya tabbatar da cewa a lokacin aikin kiwo, kawai 1 / 4 ~ 1 / 2 na phosphorus da nitrogen da ke shiga cikin ruwan kiwo ta hanyar abinci za su iya sha dabbobin kiwo, sauran suna narkewa a cikin ruwa. Nau'ikan noma, nau'ikan abinci, hanyoyin cin abinci da matakan gudanarwa duk suna shafar ingancin ruwan da ke cikin ruwan noma. Rashin daidaitaccen ciyar da abinci zai haifar da gurɓataccen ruwa a cikin ruwan noma, idan ba a sarrafa ruwan noma ba a kan lokaci da inganci, bayan fitarwa zai gurɓata muhallin ruwa da ke kewaye da shi, yana haifar da jerin cututtukan kifi da matsalolin muhalli.

Nau'ikan gurɓataccen ruwa:

Ruwan noma ya ƙunshi ƙwayoyin gurɓataccen abu daban-daban da kuma nitrogen da phosphorus masu narkewa. Nitrogen, phosphorus da mahaɗan su daban-daban sune manyan abubuwan da ke gurbatar da ruwa

1.1 m ƙwayoyin

Masu gurɓataccen abu a cikin ruwan ƙwayoyi yawanci suna nufin narkewar baits, wastewaterda lakar, particle size ≤1 mm. Wadannan insoluble gurɓataccen abubuwa ga kifi daBabban haɗari, kamuwa da cutar da numfashi tsarin, haɗarin damuwa amsa,Tasirin ci gaban su. A lokaci guda, wadannan gurɓataccen abubuwa suna haifar da wadataccen ruwaAbinci mai gina jiki, samar da hotspot don kwayoyin cuta da kwayoyin cuta da yawa a cikin ruwa;Idan ba a tsabtace shi ba na dogon lokaci, zai haifar da rashin oxygen a jikin ruwa, kuma anaerobic bacteria za su yi metabolismfitar da cutarwa hydrogen sulfide ga kifi, haifar da kamuwa da kifi trout, a ƙarshe haifar dakifi ya mutu.

1.2 Hanyoyin da ke dauke da nitrogen

Babban abubuwa ne ammonia nitrogen, nitrogen nitrate da nitrogen nitrate da sauransu,Ciga wani mataki, zai haifar da yawan dabbobi da tsire-tsire a cikin jikin ruwaMutuwar guba. Saboda ammonia yana da sauƙin narkewa a cikin kitse, yana shiga jikin kifiBayan lalacewa da ƙwayoyin epidermis, ƙara yawan ammonia a cikin jinin kifi,A lokaci guda lalata ikon ɗaukar oxygen, wanda ke haifar da anorexia da suffocation na kifiirin abubuwan da suka faru.

1.3 dauke da phosphorus mahada

Abinci da kuma kiwon kifi yana samar da phosphorus compounds. ruwaA cikin phosphorus aka raba zuwa nau'i biyu masu narkewa da masu narkewa. Daya daga cikin kifi wastesA yau da kullun akwai insoluble granular phosphorus, kuma ruwa jiki ba shi da kansa rabaSolubility, phosphorus zai taru a cikin ruwa jiki, gurbata ruwa jiki, kuma a ƙarshe ginaRuwa yana da abinci mai gina jiki.

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II. Fiber turntable aiki ka'ida:

CLZL iriTurntable taceShigarwa ta jerin tsaye, juyawa tacewa juyawa kwakwalwa, juyawa kwakwalwa shigar a kan tsakiyar juyawa drum. Kowane turntable ya kunshi biyu rabin zagaye fan blades. Shigar da membrane na bakin karfe tacewa masana'antu a kan bangare, tacewa masana'antu matsakaicin buɗewa za a iya zaɓar bisa ga ainihin bukatun abokin cinikiYi 5μm-200μm. Shigar da ruwa ta hanyar free fadowa bambanci, daga tsakiyar juyawa drum zuwa tacewa juyawa farantin, tacewa ta ciki zuwa waje gudana, sa'an nan kuma tacewa ruwa gudana daga fitarwa na ginin. A lokacin tacewa, turntable fara zama a cikin yanayin tsayawa.

Abubuwa masu ƙarfi a cikin ruwa da aka tsare da tacewa kuma aka ajiye su a kan tacewa. Yayin da lokacin tacewa ya tsawaita, matakin ruwa na tsakiyar tubular ya tashi. Lokacin da aka isa ga mafi girman matakin ruwa da aka riga aka saita, kwandon juyawa yana fara juyawa a hankali, kuma ruwan da aka taɓa bayan famfo mai tsabta yana wanke ƙarfin abubuwa da aka ajiye a kan tacewar masana'antu ta hanyar wanke nozzle. A duk lokacin aiki, tacewa yana ci gaba, ko da a lokacin tsaftacewa, tacewa yana ci gaba. A wastewater tank shigar da tsakiyar juyawa drum zai wanke da wastewater mixer fitar da tsarin bayan.

A cikin 'yan shekarun nan, masana'antar kiwon ruwa ta kasar Sin ta ci gaba da sauri, yawan ruwan noma idan ba za a iya sarrafa shi da kyau ba, zai haifar da manyan matsalolin muhalli, kuma a ƙarshe zai shafi ci gaban lafiyar masana'antar kiwon ruwa. Fasahohin sarrafawa na zahiri, sunadarai da na halitta na yau da kullun suna da fa'idodi da iyakancewa a cikin sarrafa ruwan noma, ya kamata a zaɓa su bisa ga ainihin yanayin. Fasahar sarrafa kwayoyin halitta a matsayin zafi na sarrafa ruwan da ke cikin kiwon ruwa a yau, tana iya inganta ingancin sarrafa ruwan da ke cikin ruwa, adana albarkatun ruwa, kuma ba shi da sauƙin samar da gurɓataccen ruwa na biyu. Haɗin amfani da fasahohin lissafi, sinadarai da sarrafawa na halitta yana samun mafi kyawun sakamako. Ci gaba da ingantawa da sabuntawa na fasahar sarrafa ruwa na yanzu yana da mahimmanci don cimma lafiya, kore da ci gaban ci gaba na masana'antar kiwon ruwa.