Mohala oa tlhahiso ea selemo le selemo oa lithane tse 30,000 tsa manyolo a kopantsoeng ke motsoako oa lisebelisoa tse tsoetseng pele.Theko e tlaase ea tlhahiso le katleho e phahameng ea tlhahiso.Mohala oa tlhahiso ea manyolo o kopaneng o ka sebelisoa bakeng sa granulation ea lisebelisoa tse tala tse fapaneng.Qetellong, manyolo a kopantsoeng a nang le likhakanyo tse fapaneng le liforomo a ka lokisoa ho latela litlhoko tsa 'nete, a khutlisa limatlafatsi tse hlokoang ke lijalo, 'me a rarolle likhohlano lipakeng tsa tlhokahalo ea lijalo le phepelo ea mobu.
Lilemong tsa morao tjena, mmuso o thehile le ho fana ka letoto la maano a khethehileng ho ts'ehetsa nts'etsopele ea indasteri ea manyolo a manyolo.Ha tlhokahalo ea lijo tse entsoeng ka manyolo e ntse e eketseha, ke moo tlhokahalo e ntseng e eketseha.Ho eketsa ts'ebeliso ea manyolo a tlhaho ho ka fokotsa ts'ebeliso ea menontsha ea lik'hemik'hale, empa hape ho ka ntlafatsa boleng ba lijalo le tlholisano ea 'maraka,' me ho bohlokoa haholo bakeng sa thibelo le taolo ea tšilafalo ea mehloli ea temo le ho khothaletsa phepelo ea temo- phetoho ea sebopeho sa lehlakore.Ka nako ena, likhoebo tsa aquaculture li fetohile mokhoa oa ho etsa manyolo a manyolo ho tsoa mantle, eseng feela ho hloka maano a ts'ireletso ea tikoloho, empa hape ho batla lintlha tse ncha tsa phaello bakeng sa nts'etsopele e tsitsitseng nakong e tlang.
Bokhoni ba tlhahiso ea mela e menyenyane ea tlhahiso ea manyolo a manyolo e fapana ho tloha ho li-kilogram tse 500 ho isa ho tone e le 'ngoe ka hora.
Lisebelisoa tse tala bakeng sa tlhahiso ea manyolo a kopantsoeng li kenyelletsa urea, ammonium chloride, ammonium sulfate, liquid ammonia, ammonium monophosphate, diammonium phosphate, potasiamo chloride, potassium sulfate, ho kenyelletsa le letsopa le li-filler tse ling.
1) Manyolo a naetrojene: ammonium chloride, ammonium sulfate, ammonium thio, urea, calcium nitrate, joalo-joalo.
2) Manyolo a potasiamo: potassium sulfate, joang le molora, joalo-joalo.
3) Manyolo a Phosphorus: calcium perphosphate, heavy calcium perphosphate, calcium magnesium le phosphate manyolo, phosphate ore phofo, joalo-joalo.
Joaloka moetsi ea hloahloa oa lisebelisoa tsa mohala oa tlhahiso ea manyolo, re fa bareki lisebelisoa tsa tlhahiso le tharollo e loketseng ka ho fetisisa bakeng sa litlhoko tse fapaneng tsa tlhahiso ea tlhahiso joalo ka lithane tse 10,000 ka selemo ho isa ho lithane tse 200,000 ka selemo.
1. Lisebelisoa tse tala li ka fetoha ka mokhoa o pharaletseng 'me li loketse granulation ea manyolo a kopantsoeng, meriana, indasteri ea lik'hemik'hale, lijo le lisebelisoa tse ling tse tala, 'me sekhahla sa sehlahisoa sa granulation se phahame.
2. Kotsi ea tlhahiso e ka hlahisa likhahla tse fapa-fapaneng, ho kenyeletsa manyolo a manyolo, manyolo a sa tloaelehang, manyolo a likokoana-hloko, manyolo a khoheli, joalo-joalo) manyolo a kopantsoeng.
3. Theko e tlaase, tšebeletso e babatsehang.Feme ea rona e iketsetsa le ho rekisa ka boeona e le morekisi ea tobileng ho fana ka melemo e mengata ea bareki ka theko e ntle ka ho fetisisa.Ho feta moo, haeba bareki ba na le mathata a tekheniki kapa lipotso tsa kopano, ba ka boela ba buisana le rona ka nako.
4. Motsoako oa motsoako o hlahisoang moleng ona oa tlhahiso o na le molumo o monyenyane oa ho monya mongobo, o bonolo ho o boloka, 'me o loketse ka ho khetheha bakeng sa tšebeliso ea mochine.
5. Mohala oohle oa tlhahiso ea manyolo oa motsoako o bokelletse lilemo tse ngata tsa boiphihlelo ba tekheniki le bokhoni ba tlhahiso.Ena ke mohala o sebetsang hantle le o tlase oa matla a tlhahiso ea manyolo a kopantsoeng a nchafalitsoeng, a fetotsoeng le ho etsoa, ho rarolla mathata a ts'ebetso e tlase le litšenyehelo tse phahameng lapeng le kantle ho naha.
Ts'ebetso ea phallo ea mohala oa tlhahiso ea manyolo hangata e ka aroloa ka: lisebelisoa tse tala, ho kopanya, granulation, ho omisa, ho pholisa, ho hlophisoa ha likaroloana, ho roala ho felileng le ho paka ho qetela.
1. Lisebelisoa tse tala:
Ho ea ka tlhokahalo ea 'maraka le liphetho tsa qeto ea mobu oa lehae, urea, ammonium nitrate, ammonium chloride, ammonium thiophosphate, ammonium phosphate, diammonium phosphate, k'halsiamo e boima, potasiamo chloride (potassium sulfate) le lisebelisoa tse ling tse tala li ajoa ka tekanyo e itseng.Li-additives le li-trace elements li sebelisoa e le metsoako ka tekanyo e itseng ka sekala sa lebanta.Ho ea ka karo-karolelano ea foromo, lisebelisoa tsohle tse tala li phalla ka tsela e lekanang ho tloha mabanta ho ea ho li-mixers, mokhoa o bitsoang premixes.E netefatsa ho nepahala ha tlhahiso le ho hlokomela metsoako e sebetsang hantle le e tsoelang pele le e sebetsang hantle.
2. Lisebelisoa tse tsoakiloeng:
Horizontal mixer ke karolo ea bohlokoa ea tlhahiso.E thusa lihlahisoa tse tala li kopane ka botlalo hape 'me li rala motheo oa manyolo a phahameng a phahameng le a boleng bo phahameng ba granular.Ke hlahisa motsoako o otlolohileng oa axis e le 'ngoe le motsoako o otlolohileng oa li-axis tse peli tseo u ka khethang ho tsona.
3. Granulation:
Granulation ke karolo ea mantlha ea mohala oa tlhahiso ea manyolo.Khetho ea granulator ke ea bohlokoa haholo.Feme ea rona e hlahisa disk granulator, drum granulator, roller extruder kapa granulator e ncha ea motsoako oa manyolo.Moleng ona oa tlhahiso ea manyolo a kopantsoeng, re khetha rotary drum granulator.Ka mor'a hore thepa e kopane ka ho lekana, lebanta le tsamaisang lebanta le isoa mochine oa rotary drum granulation ho tlatsa granulation.
4.Tlhahlobo:
Ka mor'a ho pholile, lintho tse phofo li sala sehlahisoa se felileng.Likaroloana tsohle tse ntle le tse kholo li ka hlahlojoa ka sieve ea rona ea rolara.Phofo e ntle e sirelelitsoeng e tsamaisoa ho tloha lebanta la conveyor ho ea ho blender ho hlohlelletsa thepa e tala hape ho etsa granulation;ha likaroloana tse kholo tse sa finyelleng litekanyetso tsa likaroloana li hloka ho tsamaisoa ho silafatsoa ka ketane pele ho granulation.Sehlahisoa se phethiloeng se tla isoa mochineng oa ho roala manyolo a kopantsoeng.Sena se theha potoloho e felletseng ea tlhahiso.
5.Sephutheloana:
Ts'ebetso ena e sebelisa mochini oa ho paka o ikemetseng.Mochini o entsoe ka mochine o boima oa othomathike, mochini o tsamaisang thepa, mochini o tiisang, joalo-joalo. U ka boela ua lokisa li-hopper ho latela litlhoko tsa bareki.E khona ho hlokomela ho paka ka bongata ba lisebelisoa tse ngata joalo ka manyolo a manyolo le manyolo a kopaneng, 'me e sebelisitsoe haholo lifemeng tsa ho lokisa lijo le mehala ea tlhahiso ea indasteri.