Ubunyathi obukhiqiza kakhulu: Indima Yamathangi Athuthukisiwe Okulinywa Kwezinhlanzi Zekati
Kwadalwa ngo 05.08
Ukwakha Ukulima Amanzi Okunenzuzo Ephakeme: Indima Yamathangi Athuthukisiwe Ezinkomo Zasemanzini
Emkhakheni wokulima izinhlanzi osakhula ngokushesha, ukushintsha kusuka emachibini omhlabathi endabuko kuye ezinhlelweni eziqine kakhulu ze-Recirculating Aquaculture Systems (RAS) kwenze ukukhetha amathangi okufuya inhlanzi ezindala kube yinto ebalulekile empumelelweni yokusebenza. Ukufuya inhlanzi ezindala ngobuningi obuphezulu kudinga amathangi angamelana nemithwalo yezinto eziphilayo ngenkathi egcina imvelo ecocekile ukuze kukhule.
Kungani Uhamba Ngaphezu Kwamachibi Omhlabathi?
Ukufuya inhlanzi ezindala zesimanje kusebenzisa amathangi akhethekile ukuxazulula izingozi ezikhona ekulimeni emachibini:
● Ukulawula Izifo: Izindawo zamathangi ezilawulwayo zinciphisa kakhulu ingozi yezifo ezivela enhlabathini.
● Ukusebenza Kahle Kwamanzi: Izinhlelo ezisekelwe emathangini zivumela ukuhlungwa kwamanzi okunembayo nokujikeleza, kunciphisa ukusetshenziswa kufike ku-90%.
● Isivinini Sokuvuna: Izindawo ezibushelelezi zamathangi enziwe ngobuchwepheshe zigwema ukulimala kwezinhlanzi futhi zivumela ukusebenza kahle kokuvuna okungu-100% uma kuqhathaniswa namachibi anodaka.
Ubuchwepheshe Obuhamba Phambili: Amathangi Ezingilazi-Ehlanganiswe-Nesimbi (GFS)
Ezokulima izinhlanzi ezinkulu (catfish) ezisezingeni eliphezulu, amathangi e-Glass-Fused-to-Steel (GFS)—enziwa abakhiqizi abahamba phambili njenge-Center Enamel—asebuye abe yisinqumo esithandwayo sokukhiqiza okukhulu.
1. Ukuhlanzeka Okungcono Kakhulu Nokuvikeleka Kwemvelo
Indawo engu-glass-fused ayinayo imbobo futhi ayisebenzi, ivimbela ukukhula kwamagciwane nezinhlanzi odongeni lwamanzi. Lokhu kuqinisekisa ukuthi ikhwalithi yamanzi ihlala ilungile ezinhlanzi zekati, ezizwelayo kumazinga e-ammonia.
2. Ukumelana Nokugqwala
Izindawo zokulima izinhlanzi ngokwemvelo zinomswakama futhi zihlanganisa ukwelashwa okusekelwe osaweni noma imfucuza ye-biological enama-acid. Amathangi e-GFS anikeza uhla lokumelana ne-pH olungu-1-14, avikela isakhiwo emiphumeleni yokugqwala yemfucuza yezinhlanzi namakhemikhali okwelapha amanzi.
3. Idizayini Eyakhiwe Ngamajubane Futhi Engakhula
Njengoba ipulazi likhula, umklamo wamathangi okuhlanganiswa ngezikulufu uvumela ukwanda okusheshayo. Angahlanganiswa ngokushesha ezindaweni ezikude ngaphandle kwesidingo sezinto zokushisela ezikhethekile, kunciphisa izindleko zabasebenzi nesikhathi sokubeka.
Imininingwane Yezobuchwepheshe Yamathangi Okulima Amanzi
Isici | Imininingwane Ye-GFS Bolted Tank |
Impilo Yesevisi | Idlula iminyaka engu-30 ngokugcinwa okuncane kakhulu |
Uhlobo Lokugqoka | I-enamel esezingeni eliphezulu ehlanganiswe ku-820C–930C |
Ukuvumelana Namazinga | ISO 28765, NSF/ANSI 61, AWWA D103-09 |
Isicelo | Izindawo zokuzalela izinhlanzi, Amachibi okukhulisa izinhlanzi, Amabhokisi e-biofilter, Amachibi okuhlala |
Izinketho Zemibala | Okuluhlaza okumnyama (okujwayelekile) noma imibala eyenziwe ngokwezifiso yokulawula izinga lokushisa |
Ukuhlanganiswa Kwamasu Ekulinyweni Kwezinhlanzi
Amachibi ochwepheshe ezindlu zokulima izinhlanzi zekati ahlanganiswa ezinhlelweni eziyinkimbinkimbi ukuze kwandiswe kakhulu imiphumela:
● Amachibi okuhlala: Asetshenziselwa ukususa udoti oluqinile (izindlebe kanye nokudla okungadliwe) ngaphambi kokuba amanzi angene ku-biofilter.
● Amayunithi e-Biofiltration: Amachibi e-GFS avame ukusebenza njengezindlu zamagciwane e-nitrifying aguqula i-ammonia enobuthi ibe yi-nitrates.
● Izindawo Zokuphefumula Komoya: Amachibi enzelwe ukusekela izinhlelo zokungena komoya ezinomfutho ophezulu ezibalulekile ekugcineni izinhlanzi eziningi.
Ubuchwepheshe Bemhlabeni Wonke kanye Namazinga
Ngokuhlangenwe nakho okungaphezu kweminyaka engu-30, izinkampani ezifana ne-Shijiazhuang Zhengzhong Technology (Center Enamel) ziye zafaka amathangi okulima izinhlanzi kumaphrojekthi emazweni angaphezu kuka-80. Ithimba lazo le-R&D liqinisekisa ukuthi ithangi ngalinye lihlangabezana namazinga omhlaba wonke wokuhlala komqondo kanye nokuphepha kokudla okudliwayo.
Ukutshala imali ematankini akhethekile ezinkomo zasemanzini kuyisidingo kunoma yimuphi umsebenzi wezokulima amanzi wesimanje ofuna ukukhula nokuvikeleka kwezinto eziphilayo. Ngokusebenzisa ubuchwepheshe be-Glass-Fused-to-Steel, abalimi bangaqinisekisa impilo yengqalasizinda yeminyaka engu-30, ikhwalithi engcono yamanzi, kanye nokubuyiselwa okukhulu emalini etshaliwe (ROI) ngokukhula kwezinga lokusinda kwezinhlanzi.
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