Ƙananan ƙwayoyin cuta waɗanda ba za ku iya gani ba suna zama sabon ƙarfi a maganin najasa

Yin amfani da fasahar microbial don kula da najasar birni da ƙauye yana da ƙarancin amfani da makamashi, inganci mai yawa, ƙaramin adadin sludge, aiki mai dacewa da gudanarwa, kuma yana iya samun nasarar dawo da phosphorus da sake yin amfani da ruwan da aka sarrafa. A halin yanzu, fasahar ƙananan ƙwayoyin cuta ta haɓaka sannu a hankali ta zama ingantacciyar hanya don magance fitattun matsalolin muhalli kamar gurɓataccen ruwa.

Ruwa abu ne mai muhimmanci da ba dole ba ne don ci gaban al'umma mai dorewa. Tare da ci gaban birane da ci gaban masana'antu, ƙarin gurɓataccen gurɓataccen abu da ke da wahalar cirewa yana shiga cikin yanayin ruwa na halitta, yana shafar ingancin ruwa kuma daga ƙarshe yana yin haɗari ga lafiyar ɗan adam.

Yin aiki na dogon lokaci ya tabbatar da cewa hanyoyin maganin najasa na gargajiya ba zai iya cika buƙatun kawar da gurɓataccen ruwa ba, don haka bincike da haɓaka sabbin fasahohin magani masu inganci shine babban aiki na yanzu.

Fasahar kula da ƙananan ƙwayoyin cuta ta jawo hankalin masana da yawa a gida da waje saboda fa'idodinta kamar sakamako mai kyau na gurɓataccen gurɓataccen abu, haɓakar haɓakar ƙwayoyin cuta masu ƙarfi, babban aikin ƙwayoyin cuta, juriya mai ƙarfi ga tsangwama ga muhalli, ƙarancin tattalin arziki da sake amfani da su. Tare da haɓakar fasaha, ƙananan ƙwayoyin cuta waɗanda za su iya "cin ƙazanta" an yi amfani da su a hankali a fagen kula da najasa.

Fasahar ƙananan ƙwayoyin cuta tana da fa'ida a bayyane a cikin kula da najasa na birni da na karkara

Gurbacewar ruwa yawanci tana nufin tabarbarewar ingancin ruwa da raguwar darajar amfani da ruwa ta hanyar abubuwan ɗan adam. Manyan gurbacewar yanayi sun hada da dattin datti, kwayoyin halitta na aerobic, kwayoyin halitta masu hana ruwa gudu, karafa masu nauyi, sinadarai na shuka, acid, alkali da man fetur da sauran sinadarai.

A halin yanzu, maganin najasa na al'ada ko dai ya raba gurɓataccen gurɓataccen abu ta hanyar hanyoyin jiki kamar lalatawar nauyi, bayanin coagulation, buoyancy, rabuwa ta tsakiya, rabuwar maganadisu, ko canza gurɓataccen gurɓataccen abu ta hanyoyin sinadarai irin su acid-base neutralization, hazo sinadarai, rage oxidation, da dai sauransu. Bugu da ƙari, narkar da gurɓataccen ruwa a cikin ruwa za a iya raba su ta hanyar amfani da adsorption, musayar ion, rabuwar membrane, evaporation, daskarewa, da dai sauransu.

Duk da haka, a cikin waɗannan hanyoyin gargajiya, tsire-tsire masu magani waɗanda ke amfani da hanyoyin jiki don maganin najasa yawanci suna mamaye babban yanki, suna da manyan kayan more rayuwa da tsadar aiki, yawan amfani da makamashi, sarrafa sarƙaƙƙiya, kuma suna da saurin kumburin sludge. Kayan aiki ba zai iya saduwa da bukatun babban inganci da ƙananan amfani ba; Hanyoyin sinadarai suna da tsadar aiki mai yawa, suna cinye babban adadin reagents na sinadarai, kuma suna da haɗari ga gurɓatawar sakandare.

Yin amfani da fasahar microbial don kula da najasar birni da ƙauye yana da ƙarancin amfani da makamashi, inganci mai yawa, ƙaramin adadin sludge, aiki mai dacewa da gudanarwa, kuma yana iya samun nasarar dawo da phosphorus da sake yin amfani da ruwan da aka sarrafa. Wang Meixia, malami a kwalejin fasaha da fasaha ta Inner Mongolia Baotou Light Industry, wanda ya daɗe yana gudanar da bincike a fannin injiniyan kere-kere da muhalli, ya bayyana cewa, sannu a hankali fasahar kere-kere ta haɓaka ta zama hanya mai inganci don magance fitattun matsalolin muhalli kamar ruwa. gurbacewa.

Ƙananan ƙananan ƙwayoyin cuta suna samun abubuwan al'ajabi a cikin "yaƙi na aiki"

A cikin Sabuwar Shekara na Shekarar Tiger, ya bayyana bayan dusar ƙanƙara a Caohai, Weining, Guizhou. Daruruwan kuraye masu baƙar fata suna rawa da kyau a kan tafkin. Ƙungiyoyin geese masu launin toka wani lokaci suna yin ƙasa da ƙasa kuma wani lokaci suna wasa a cikin ruwa. Egrets tafiya da farauta a bakin teku, yana jan hankalin masu wucewa su tsaya. Duba, ɗaukar hotuna da bidiyo. Weining Caohai tafkin ruwan tudu ne na yau da kullun kuma mafi girma tafkin ruwa mai kyau a Guizhou. A cikin ƴan shekarun da suka gabata, tare da karuwar yawan jama'a da ayyukan ɗan adam akai-akai, Weining Caohai ya taɓa gab da ɓacewa, kuma jikin ruwa ya zama eutrophic.

Tawagar da Zhou Shaoqi, mataimakin shugaban jami'ar Guizhou ya jagoranta, ta shawo kan matsalolin da ba za a iya magance su ba a cikin dogon lokaci a fannin bincike na kawar da kwayoyin halitta a duniya, tare da yin amfani da fasaha da fasaha wajen kawar da kwayoyin cuta, wajen baiwa Caohai wani sabon salo na rayuwa. A sa'i daya kuma, tawagar ta Zhou Shaoqi ta inganta amfani da sabbin fasahohi da injiniyoyi a fannonin da suka shafi najasa a birane, da gurbataccen ruwa na tace mai, da gurbataccen ruwa, da najasa a kauyuka, tare da samun sakamako mai ban mamaki wajen dakile gurbatar yanayi.

A cikin 2016, ruwan baƙar fata da wari na Xiaohe da Leifeng Rivers a Changsha High-tech Zone ya jawo zargi. Hunan Sanyou Environmental Protection Technology Co., Ltd. ya yi amfani da tsarin kunna microbial na ruwa don kawar da matsalar baki da wari a kogin Xiaohe a cikin watanni daya da rabi kacal, abin da ya sa fasahar microbial ta shahara. Dokta Yi Jing na kamfanin ya ce, "Ta hanyar kunna kananan halittun ruwa yadda ya kamata da kuma sa su ci gaba da karuwa a adadi mai yawa, muna sake tsarawa, ingantawa da inganta yanayin halittun ruwa tare da dawo da karfin tsarkakewar jikin ruwa," in ji Dokta Yi Jing na kamfanin.

Ba zato ba tsammani, a cikin lambun tafkin yamma na sabon kauyen Changhai, gundumar Yangpu, a Shanghai, a cikin wani tafki da aka lullube da manyan algae shudi, ruwan dattin kore mai datti ya juya ya zama rafi mai tsabta don kifaye don yin iyo, da ingancin ruwan tafkin kuma. canza daga mafi muni fiye da Category 5 zuwa Category 2 ko 3. Abin da ya haifar da wannan mu'ujiza wata sabuwar fasaha ce da Cibiyar Sabbin Fasaha ta Muhalli ta Jami'ar Tongji ta haɓaka - tsarin kunna ƙananan ƙwayoyin ruwa. An kuma yi amfani da wannan fasaha wajen aikin maido da tsabtace muhallin Haidong mai fadin murabba'in mita 300,000 a gabar tekun Dianchi da ke gabashin Yunnan.

A cikin 2024, ƙasata ta ƙaddamar da tsare-tsare da yawa da suka shafi kula da najasa don haɓaka amfani da albarkatun najasa. An ƙara ƙarfin maganin najasa na shekara-shekara, kuma saka hannun jari a cikin kula da najasa na masana'antu ya karu. A halin yanzu, tare da sauye-sauyen nasarorin kimiyya da fasaha da haɓakar kamfanoni masu kula da muhalli na cikin gida, za a yi amfani da maganin najasa microbial a fannoni daban-daban kamar gine-gine, noma, sufuri, makamashi, man fetur, kare muhalli, birane. shimfidar wuri, kantin magani, da dai sauransu.