Mathata a metsi a Yancheng ka mor'a ho qhoma ha algae e botala bo boputsoa Letšeng la Taihu a boetse a hlaba mokhosi bakeng sa ts'ireletso ea tikoloho. Hajoale, sesosa sa tšilafalo se se se tsebisitsoe qalong. Limela tse nyenyane tsa lik'hemik'hale li hasane ho pota-pota mehloli ea metsi eo baahi ba 300,000 ba itšetlehileng ka eona. Metsi a litšila a lik'hemik'hale ao li a ntšitseng a silafalitse mehloli ea metsi a nooang haholo. Haeba ho potlakile ho rarolla bothata bona bo boholo ba tšilafalo ea metsi indastering ea lik'hemik'hale, baqolotsi ba litaba ba sa tsoa tseba hore lik'hamphani tse hloekisang metsi tse sebelisetsoang ho hloekisa metsi a litšila ka lik'hemik'hale le ho hloekisa mehloli e fapaneng ea metsi li na le keketseho ea thekiso. Ho latela lipatlisiso tsa moqolotsi oa litaba, ho na le sebaka se phetheselang monyako oa Henan Huaquan Tap Water Materials General Factory. Ho utloisisoa hore ka lebaka la litaelo tse tsoelang pele, hajoale Gongyi City's Fuyuan Water Purification Materials Co., Ltd., Songxin Filter Material Industry Co., Ltd., Hongfa Net Water treatment lik'hamphani tse kang Water Materials Co., Ltd. le Xinhuayu Water Feme ea Moemeli oa Tlhoekiso e hlahisang lintho tse hloekisang metsi, k'habone e kentsoeng, le li-flocculants tsa ho etsa pampiri li sebetsa ka botlalo. E re mohlophisi a u ise ho moemeli ea hloekisang metsi 'me u ithute ka sabole ena e khanyang ea ho phekola tšilafalo ea metsi ka lik'hemik'hale.
Lisebelisoa tsa ho hloekisa metsi li bua ka lik'hemik'hale tse sebelisetsoang ho hloekisa metsi. Li sebelisoa haholo indastering ea lik'hemik'hale, peterole, indasteri e khanyang, lik'hemik'hale tsa letsatsi le letsatsi, masela, khatiso le ho daea, kaho, metallurgy, mechine, meriana le bophelo bo botle, lipalangoang, ts'ireletso ea tikoloho ea litoropo le mahaeng le liindasteri tse ling ho finyella paballo ea metsi. le sepheo sa ho thibela tšilafalo ea metsi.
Lisebelisoa tsa ho hloekisa metsi li kenyelletsa lisebelisoa tse hlokahalang bakeng sa ho hloekisa metsi a pholileng le metsi a boiler, ho ntša metsi a leoatleng, karohano ea membrane, phekolo ea likokoana-hloko, flocculation le phapanyetsano ea ion le mahlale a mang. Tse kang corrosion inhibitors, scale inhibitors le dispersants, bactericidal and algaecidal agents, flocculants, ion exchange resin, purifiers, lisebelisoa tsa ho hloekisa, li-pre-filimi, joalo-joalo.
Ho latela ts'ebeliso e fapaneng le lits'ebetso tsa kalafo, mefuta e ka sehloohong ea li-agents tsa pheko ea metsi ke:
Reverse osmosis tsamaiso ea metsi a hloekileng ho lokisa metsi: Ho sebelisa motsoako oa motsoako o nang le phello e ntle ea phekolo ea synergistic, e ka thibela ka katleho ho thehoa ha sekala le likokoana-hloko, ho ntlafatsa sekhahla sa desalination le tlhahiso ea metsi ea tsamaiso, le ho lelefatsa bophelo ba tšebeletso ea RO. lera.
Anti-scaling e khethehileng, moemeli ea khethehileng oa ho hloekisa
Phekolo ea metsi a pholileng e potolohang: etsa bonnete ba hore litora tsa metsi a pholileng, li-chiller le lisebelisoa tse ling li maemong a nepahetseng a ts'ebetso, li laola ka nepo limela tsa likokoana-hloko, li thibela ho hlahisoa ha sekhahla, le ho thibela ho bola ha lisebelisoa tsa liphaephe. Ho finyella sepheo sa ho fokotsa tšebeliso ea matla le ho atolosa bophelo ba tšebeletso ea lisebelisoa. Theha leano la ho hloekisa metsi bakeng sa morero ona, ho sebelisoa litokisetso tsa ho hloekisa metsi ka kopanelo le tsamaiso e felletseng ea litšebeletso tsa tekheniki.
Algaecide ea baktheria
Tokiso ea kalafo ea metsi a boiler e nka motsoako o nang le phello e ntle ea kalafo ea synergistic ho thibela kutu le ho hola ha boiler, ho tsitsisa boleng ba metsi a boiler, ho netefatsa ts'ebetso e tloaelehileng ea boiler, ho fokotsa ts'ebeliso ea 'mele oa boiler le ho lelefatsa bophelo ba eona ba ts'ebeletso. .
Ho lokisoa ha metsi ka har'a boiler ea motsoako
Sesebelisoa sa ho hloekisa
Alkalinity adjuster
Kamore ea ho fafatsa e potolohang tokiso ea kalafo ea metsi: Moemeli ke tokiso e kopaneng e nang le bokhoni ba ho hasana. Masala a pente ao e a tšoarang a na le litšobotsi tse ntle tsa ho ntša metsi 'meleng. Masala a pente a phekotsoeng a boima bo sa tsitsang, bo loketseng bakeng sa salvage le ts'ebetso e 'ngoe sethaleng se latelang. Tikoloho ea meriana e na le sebopeho se nang le botsoalle le ts'ebetso e tsitsitseng ea ts'ebetso. E ka thibela ka katleho mathata a bakoang ke pente e khomarelang lisebelisoa tsa lipeipi, ha e ntse e fokotsaLikahare tsa CODka metsing, ho tlosa monko, ho ntlafatsa tikoloho, le ho lelefatsa bophelo ba tšebeletso ea metsi a potolohang.
Mochine oa ho qhala resin ea pente (pente mist coagulant)
moemeli ea emisang
Litokisetso tsa ho hloekisa metsi a litšila: Ho sebelisa theknoloji e utloahalang ea ho hloekisa metsi, ho kopantsoe le ho hloekisa metsi a tebileng, metsi a hloekisitsoeng a ka finyella litekanyetso tsa metsi tse tsosolositsoeng tsa GB5084-1992, CECS61-94, joalo-joalo, 'me a ka sebelisoa nako e telele, a boloka metsi a mangata. lisebelisoa.
Motsoako oa tikoloho COD khethehileng remover
moreti oa ho ts'oara tšepe e boima
Lisebelisoa tsa ho hloekisa metsi le paballo ea metsi
Ho boloka metsi, re tlameha ho qala ka ho hapa metsi a indasteri a sebelisoang ka matla haholoanyane. Har'a metsi a indasteri, metsi a pholileng a nka karolo e kholo ka ho fetisisa, e leng karolo ea 60% ho isa ho 70%. Ka hona, ho boloka metsi a pholileng e se e le mosebetsi o potlakileng haholo oa ho baballa metsi a indasteri.
Ka mor'a hore metsi a pholileng a sebelisoe hape, tšebeliso ea metsi e bolokeha haholo. Leha ho le joalo, ka lebaka la mouoane o tsoelang pele oa metsi a pholileng, matsoai a ka metsing a tsitsitse, 'me ho kopana pakeng tsa metsi a pholileng le sepakapaka ho eketsa haholo litaba tsa oksijene e qhibilihisitsoeng le libaktheria, e leng se bakang sekhahla se tebileng, ho bola le baktheria le algae. ho hōla ha metsi a pholileng a potolohang, e leng se etsang hore mocheso Sekhahla sa phapanyetsano se fokotsehe haholo 'me ho hlokomeloe hangata, ho sokela tlhahiso e tloaelehileng. Ka lebaka lena, li-scale inhibitors, corrosion inhibitors, bactericidal algaecides le li-agent tsa tsona tsa ho hloekisa tse tšehetsang, li-pre-filimi, li-dispersants, li-defoaming, li-flocculants, joalo-joalo li tlameha ho kenngoa metsing a pholileng. Sehlopha sena sa theknoloji se eketsang lik'hemik'hale ho thibela ho ata, ho bola, le kholo ea baktheria le algae metsing a potolohang se bitsoa theknoloji ea phekolo ea metsi ea lik'hemik'hale. E kenyelletsa ho phekola pele, ho hloekisa, ho khetha, ho etsa filimi pele, ho noa ka mokhoa o tloaelehileng, sterilization le mekhoa e meng. Tšebeliso ea li-coagulants le li-flocculants kalafo ea mantlha ea likhoerekhoere ke mokhoa oa bohlokoa oa ho nchafatsa likhoerekhoere. Theknoloji ea ho hloekisa metsi ka lik'hemik'hale ha joale e amoheloa lapeng le linaheng tse ling e le mokhoa o tloaelehileng le o sebetsang oa ho boloka metsi a indasteri.
moemeli oa phekolo ea metsi a lik'hemik'hale
Kalafo ea lik'hemik'hale ke theknoloji ea phekolo e sebelisang lik'hemik'hale ho felisa le ho thibela ho hōla, ho senya, ho hōla ha baktheria le algae, le ho hloekisa metsi. E sebelisa li-coagulants ho tlosa litšila tsa mochini metsing a tala, e sebelisa li-scale inhibitors ho thibela ho ata, e sebelisa li-corrosion inhibitors ho thibela kutu, e sebelisa li-bactericides ho thibela kholo ea likokoana-hloko tse kotsi, 'me e sebelisa lisebelisoa tsa ho hloekisa ho tlosa mafome a mafome, mafome a khale, matheba a oli, etc.
Ho na le mefuta e meraro ea lisebelisoa tsa ho hloekisa metsi tse sebelisoang ka bongata: li-flocculants; li-bactericidal le li-algaecidal agents; le scale and corrosion inhibitors. Flocculant e boetse e bitsoa coagulant. Mosebetsi oa eona ke ho hlakisa taba e emisitsoeng ka metsing le ho fokotsa moferefere oa metsi. Hangata, flocculant ea letsoai ea inorganic e sebelisoa ho eketsa palo e nyane ea organic polymer flocculant, e qhibilihang ka metsing ebe e tsoakoa ka mokhoa o ts'oanang le metsi a hloekisitsoeng ho etsa hore e emisoe. Boholo ba lintho bo ile ba kokobela. Likokoana-hloko le li-algaecidal agents, tse tsejoang hape e le biocides, li sebelisoa ho laola kapa ho tlosa libaktheria le bolele ka metsing. Scale le corrosion inhibitors li sebelisoa haholo ho potoloha metsi a pholileng ho eketsa mohopolo oa metsi, ho fokotsa phallo ea likhoerekhoere ho fihlela paballo ea metsi, le ho fokotsa sekhahla le ho bola ha liphaephe le liphaephe.
A re tsepamiseng maikutlo ho tse seng kae tsa lintho tsena tse hloekisang metsi.
1. Ho phalla ha metsi
1. Starch derivative flocculant
Lilemong tsa morao tjena, li-starch flocculants li 'nile tsa sebelisoa haholo ho hatisa le ho daea metsi a litšila. Li Xuxiang le ba bang ba sebelisitse ammonium persulfate e le mothehi oa ho hlomathisa le ho kopanya phofo ea chestnut ea metsi le acrylonitrile. Setache se fetotsoeng se lokisitsoeng se ne se kopantsoe le coagulant basic aluminium chloride ho phekola ho hatisa le ho daea metsi a litšila, 'me sekhahla sa ho tlosa litšila se ka fihla ho feta 70%. Zhao Yansheng et al., Ho ipapisitsoe le tlhophiso ea mehato e 'meli ea cationic starch flocculant ka copolymerization ea starch le acrylamide, e ile ea etsa tlhahlobo ea mohato o le mong le thuto ea ts'ebetso ea starch-acrylamide graft copolymer modified cationic flocculant CSGM. Ho fumanoe litholoana tse ntle bakeng sa ho hatisa le ho daea metsi a litšila a tsoang lifemeng tsa boea. Chen Yucheng et al. e sebelisitse masala a tlhahiso ea phofo ea konjac, e sebelisitsoeng urea e le mohloli, le ho etsa flocculant No. 1 ka phosphate esterification ho phekola ho hatisa le ho daea metsi a litšila a nang le lidae tsa sebabole. Ha tekanyo e ne e le 120 mg/L, sekhahla sa ho tlosa COD e ne e le 68.8%, 'me sekhahla sa ho tlosa chroma se fihla ho 92%. Yang Tongzai et al. e entsoe ka cationic modified polymer flocculant e sebelisa starch e le thepa e tala, 'me ea e sebelisa ho hloekisa metsi a litšila a indasteri a kang ho hatisa le ho daea. Liphetho tsa lipatlisiso li bonts'itse hore sekhahla sa ho tlosoa ha lintho tse tiileng, COD le chroma se ne se le holimo 'me seretse se entsoe. Palo e nyane, mme boleng ba metsi a litšila a hloekisitsoeng bo ntlafala haholo.
2. Lignin derivatives
Ho tloha lilemong tsa bo-1970, linaha tsa kantle li ithutile ho qaptjoa ha li-quaternary ammonium cationic surfactants tse sebelisang lignin joalo ka lisebelisoa tse tala, 'me li li sebelisitse ho phekola metsi a litšila le ho fumana litlamorao tse ntle tsa flocculation. Zhu Jianhua le ba bang naheng ea heso ba ile ba sebelisa lignin ho etsa pampiri ea litšila tsa ho pheha ho etsa li-surfactants tsa cationic ho phekola ho hatisa le ho daea metsi a litšila. Liphetho li bonts'itse hore lignin cationic surfactants li na le thepa e ntle ea flocculation mme sekhahla sa decolorization se feta 90%. Zhang Zhilan et al. e ntšitse lignin ho tsoa ho makhasi a joang a motšo joalo ka setlolo, 'me a bapisa litlamorao le aluminium chloride le polyacrylamide, e tiisang bophahamo ba lignin ho phekola ho hatisa le ho daea metsi a litšila. Lei Zhongfang et al. o ile a ithuta ho ntšoa ha lignin ho tloha ho alkali lehlaka makhasi a joala a matšo pele le ka mor'a phekolo ea anaerobic e le flocculant ho tšoara metsi a litšila, 'me a fumana liphello tse ntle. Motheong ona, Lei Zhongfang et al. e boetse e ithutile phello ea flocculation ea lignin. Mochini o paka hore lignin flocculant ke moemeli oa kalafo ea metsi o nang le litlamorao tse ikhethang ho turbidity e phahameng le mokelikeli o nang le asiti.
3. Li-flocculants tse ling tsa tlhaho tsa polymer
Miya Shiguo le ba bang ba ile ba sebelisa lisebelisoa tsa tlhaho e le lisebelisoa tse ka sehloohong tse tala, 'me ka mor'a ho sebetsana le' mele le lik'hemik'hale, ba ile ba etsa mochine o mocha oa amphoteric composite coagulation decolorizing ASD-Ⅱ ho phalla metsi a litšila a fokotsang, vulcanization, naftol, cationic le dae e sebetsang ha ho hatisoa. le limela tse daeang. Tekong ea decolorization, karolelano ea sekhahla sa decolorization e ne e le kholo ho feta 80%, ka boholo ba ho feta 98%, mme sekhahla sa ho tlosa COD e ne e le karolelano ea kholo ho feta 60%, ka boholo bo fetang 80%. Zhang Qiuhua et al. e sebelisitse carboxymethyl chitosan flocculant e ntlafalitsoeng ho phekola khatiso le ho daea metsi a litšila fekthering ea lithaole. Liphetho tsa liteko li bonts'itse hore carboxymethyl chitosan flocculant e ne e phahame ho feta tse ling tse sebelisoang hangata boleng ba metsi a litšila le litlamorao tsa ho tlosa COD. Limolek'hule tsa flocculants.
2. Sebolaea likokoana-hloko le algaecide
E khona ho cheka ho hlahisa algae ka katleho le kholo ea slime. E na le bokhoni bo botle ba ho thibela likokoana-hloko le matla a ho bolaea algae ka mefuta e fapaneng ea boleng ba pH, 'me e na le liphello tsa ho hasana le ho phunyeletsa. E ka phunyeletsa le ho tlosa slime le ho ebola algae e khomaretsoeng.
Ho feta moo, e na le matla a ho tlosa oli. E sebelisoa haholo ho potoloha lits'ebetso tsa metsi a pholileng, lits'ebetso tsa ente ea metsi a masimong a oli, le lits'ebetso tsa metsi a pholileng. E ka sebelisoa e le ntho e se nang oxidative sterilizing le algaecide le sehlapi sa slime. E ka sebelisoa hape e le sesebelisoa sa ho leka-lekanya ho daea ha fiber ea acrylic le ho boreleli pele ho ts'ebetso ea masela. le kalafo ea antistatic.
3. Scale le corrosion inhibitors
Hydroxyethylidene diphosphonic acid HEDP
sebopeho:
HEDP ke organic phosphoric acid scale le corrosion inhibitor e ka etsang li-complexes tse tsitsitseng tse nang le li-ion tse fapaneng tsa tšepe tse kang tšepe, koporo le zinki, 'me e ka qhibilihisa li-oxide holim'a tšepe. HEDP e ntse e ka bapala karolo e ntle ho corrosion and scale inhibition ho 250°C, e ntse e tsitsitse haholo tlas'a boleng ba pH e phahameng, ha e bonolo ho hydrolyze, 'me ha ho bonolo ho bola tlas'a khanya e akaretsang le maemo a mocheso. Ho hanyetsa acid le alkali ea eona le khanyetso ea chlorine oxidation li molemo ho feta li-organic phosphates (matsoai). HEDP e ka etsa chelate e nang le liring tse tšeletseng e nang le li-ion tsa tšepe ka metsing, haholo-holo li-calcium. Ka hona, HEDP e na le sekala se setle sa inhibition le phello e hlakileng ea moeli oa ho qhibiliha. Ha e sebelisoa hammoho le lisebelisoa tse ling tsa ho hloekisa metsi, e bontša Synergy e loketseng. HEDP solid ke sehlahisoa se hloekileng haholo se loketseng ho sebelisoa libakeng tse nang le mariha a batang haholo; e loketse ka ho khetheha bakeng sa lisebelisoa tsa ho hloekisa le lisebelisoa tsa letsatsi le letsatsi tsa lik'hemik'hale indastering ea elektronike.
Boemo ba ts'ebeliso ea HEDP le ts'ebeliso
HEDP e sebelisoa haholo lits'ebetsong tsa metsi a pholileng a potolohang liindasteri joalo ka matla a motlakase, indasteri ea lik'hemik'hale, metallurgy le menontsha, hammoho le liboiler tse mahareng le tse tlase, ente ea metsi a masimong a oli, le liphaephe tsa oli bakeng sa ho thibela sekhahla le ho bola. HEDP e ka sebelisoa e le sesebelisoa sa ho hloekisa bakeng sa litšepe le tse se nang tšepe indastering ea masela a bobebe. , "peroxide stabilizer" le "color-fixing agent" indastering ea ho soeufatsa le ho daea, le ho etsa lintho tse rarahaneng indastering ea electroplating e se nang cyanide. HEDP hangata e sebelisoa mmoho le polycarboxylic acid-type scale inhibitor le dispersant.
Mmaraka oa pheko ea metsi o ntse o eketseha ka 2009
Matsatsing ana, tlhoekiso ea likhoerekhoere e fumana tlhokomelo e ntseng e eketseha ho tsoa likhoebong tsa malapeng. Ho feta moo, likhoebo tse tlase li qalile ho sebetsa ka mor'a hore nako ea selemo e qale, 'me tlhokahalo ea lisebelisoa tsa ho hloekisa metsi e ntse e eketseha letsatsi le letsatsi. Maemo ka kakaretso a dikgwebo tsa khabone e kentsweng qalong ya selemo a betere ho feta a selemo se fetileng. Moqolotsi oa litaba o ithutile hore tlhahiso ea selemo le selemo ea lihlahisoa tsa ho hloekisa metsi motseng oa Gongyi, Profinseng ea Henan e nka 1/3 ea kakaretso ea naha, 'me ho na le lifeme tse 70 kapa tse 80 tsa ho hloekisa metsi.
Naha ea rona e nka bohlokoa bo boholo ho ts'ireletso ea mehloli ea metsi le tlhoekiso ea likhoerekhoere, 'me e ntse e tsoela pele ho eketsa tšehetso ea maano a khethehileng. Le ha koluoa ea lefats'e ea lichelete e ne e e-na le tšusumetso e matla indastering ea lik'hemik'hale, naha ha ea ka ea thefula taolo ea eona ea tikoloho 'me ea tiisa ka tieo lik'hamphani tsa lik'hemik'hale tse nang le tlhahiso e mpe ea tšilafalo. Ka nako e ts'oanang, e khothalelitse matsete le ho theoa ha merero ea lik'hemik'hale tse sa silafatsang le tse hlahisang mosi o tlase. . Ka hona, lik'hamphani tse hloekisang metsi li tla tlisa menyetla e mecha ea nts'etsopele ka 2009.
Selemong se fetileng, ka lebaka la litaelo tse fokotsehileng tsa lik'hamphani tse hloekisang metsi, kakaretso ea ts'ebetso e ne e le haufi le 50% feela bakeng sa selemo kaofela. Haholo-holo likhoeling ka mor'a hore mathata a lichelete a qhome, sekhahla sa ts'ebetso se ne se le tlaase le ho feta. Leha ho le joalo, ho latela boemo ba hona joale ba tlhahiso, lik'hamphani tse ngata li ntse li tsoela pele butle-butle 'me butle-butle li hlaha moriting oa mathata a lichelete.
Hajoale, litefiso tsa ts'ebetso ea baetsi ba 'maloa ba li-flocculants tsa ho etsa pampiri Guangdong lia eketseha. Haufinyane tjena, litaelo tseo re li filoeng ke lik'hamphani tse sireletsang tikoloho le tsona li ntse li eketseha. Litefiso tsa ts'ebetso ea likhoebo li eketsehile. Sena se bakoa haholo-holo ke mabaka a latelang: Taba ea pele, ho hatisa le ho daea, ho hatisa le ho daea, lik'hamphani tse etsang lipampiri li qalile ho sebetsa ka ho latellana. Hobane likhoebo tse joalo li tla hlahisa metsi a mangata a litšila ka mor'a ts'ebetso, tlhokahalo ea lisebelisoa tsa ho hloekisa metsi tse kang li-papermaking flocculants li tla eketseha, e leng se tla lebisa ho eketseha ha litaelo tsa baemeli ba hloekisang metsi; ea bobeli, liindasteri tse fapa-fapaneng tsa motheo tsa lik'hemik'hale tse bakoang ke mathata a lichelete Theko ea lihlahisoa tse tala e theohile haholo, ha ho theoha ha lihlahisoa tsa bareki tse kang pampiri, dae, liaparo, joalo-joalo ha hoa bohlokoa, e leng se fokolitseng litšenyehelo tsa tlhahiso ea metsi. lik'hamphani tsa baemeli ba kalafo le ho eketsa menyetla ea bona ea phaello; ea boraro, ho tloha selemong se fetileng, litlhoko tsa naha tsa ts'ireletso ea tikoloho li se li le thata. Ha e le hantle, likhoebo tsohle tsa lik’hemik’hale, tsa khatiso le tsa ho daea, le tsa ho etsa pampiri li ekelitse boiteko ba tsona ba ho haha litsi tsa likhoerekhoere. Likhoebo tse ngata li mothating oa kaho ea lits'ebeletso 'me ha li so thehe tlhoko ea 'nete ea li-agent tsa tlhoekiso ea metsi. Leha ho le joalo, qalong ea selemo sena, kaho ea merero e ile ea phethoa. Ho finyella litekanyetso ho entse hore ho be le tlhokahalo ea lisebelisoa tsa ho hloekisa metsi. Ho phaella moo, ka mor'a hore mathata a lichelete a qhome ka September selemong se fetileng, matsete a tsamaiso ea ts'ireletso ea tikoloho le eona e kene nakong ea theko e tlaase. E susumetsoa ke melemo ena e habeli, selemong sena e tla theha nako ea tlhoko e phahameng ea li-agents tsa tlhoekiso ea metsi; ea bone, e ipapisitse le maemo a hajoale a matsete a matle. E le ho hlola mathata a lichelete, mmuso o ntse o tsoela pele ho hlahisa maano a ts'ehetso a khethehileng, haholo-holo ho hloekisa metsi a litšila. Ka hona, lintlha tse ncha tsa kholo bakeng sa lik'hamphani tse hloekisang metsi li tla theha butle-butle.
Mohoebi ea 'nileng a kopanela thekisong ea polyaluminium chloride ka lilemo tse ngata o tlalehile hore keketseho ea hona joale ea tlhokahalo ea' maraka, ho fokotseha ha litšenyehelo tsa tlhahiso, le ts'ehetso ea pholisi e khethehileng e ntle bakeng sa k'hamphani, empa ka nako e ts'oanang, ba ikutloa ba e-na le khatello e e-s'o ka e e-ba teng. Hobane ha lik'hamphani tse tlase li beha litaelo hona joale, litlhoko tsa bona tsa boleng ba sehlahisoa le tšebeletso ea ka mor'a thekiso li phahame ho feta pele. Sena se qobella lik'hamphani tse amehang hore li se ke tsa nka menyetla ea nts'etsopele feela, empa hape le ho ntlafatsa mehopolo ka nako le ho eketsa phetoho ea mahlale. Ntlafatsa boleng ba sehlahisoa le ho eketsa matsete lipatlisisong le nts'etsopele ea lihlahisoa tse ncha tsa pheko ea metsi ho rala motheo o tiileng bakeng sa nts'etsopele e phetseng hantle le ea nako e telele ea indasteri eohle ea pheko ea metsi.
Tsoelo-pele ea lisebelisoa tsa ho hloekisa metsi e atisa ho ba tala
Mathoasong a lekholo lena la lilemo, ho ile ha e-ba le liphetoho tse khōlō tsa phetoho tseleng ea tsoelo-pele ea thuto ea lefats'e ea k'hemistri le lik'hemik'hale tsa boenjiniere ba lik'hemik'hale, tse ileng tsa tšoauoa ka ho kenngoa ha khopolo ea "chemistri e tala". Joaloka moemeli oa phekolo ea metsi bakeng sa lik'hemik'hale tse khethehileng, leano la eona la nts'etsopele le amana haufi-ufi le k'hemistri e tala.
Ho lelekisa botala ba lisebelisoa tsa ho hloekisa metsi ho qala ka leano la nts'etsopele ea moshoelella ho fihlela botala ba lihlahisoa tsa pheko ea metsi, ho talafatsoa ha lihlahisoa tse tala le li-reagents tsa phetoho tse sebelisoang tlhahisong ea pheko ea metsi, ho tala ha mekhoa ea tlhahiso ea pheko ea metsi, le botala ba liketso tsa tlhahiso ea metsi. Botala ba maemo a tikoloho e se e le moeli oa thuto le tataiso ea bohlokoa ea lipatlisiso le nts'etsopele ea mahlale a tlhaho.
Taba ea bohlokoa ka ho fetisisa hona joale ke ho tala ha lihlahisoa tsa limolek'hule tsa pheko ea metsi, hobane ntle le molek'hule e reretsoeng, mokhoa oa eona oa tlhahiso o ne o ke ke oa khoneha. Ho qala ka khopolo ea k'hemistri e tala, ho latela mokhoa oa mongoli le phihlelo ea hae, botala ba lisebelisoa tsa ho hloekisa metsi bo ka qala ho tloha likarolong tse latelang. Ho theha lisebelisoa tse sireletsehileng tsa ho hloekisa metsi Khopolo ea k'hemistri e tala e fetola tataiso ea nts'etsopele ea theknoloji ea ho hloekisa metsi le lik'hemik'hale tsa ho hloekisa metsi. Biodegradability, ke hore, lintho li ka bola ke likokoana-hloko ka mefuta e bonolo, e amohelehang tikolohong, ke mokhoa oa bohlokoa oa ho fokotsa ho bokellana ha lintho tsa lik'hemik'hale tikolohong. Ka hona, ha ho etsoa lisebelisoa tse ncha tsa ho hloekisa metsi tse nang le botsoalle haholoanyane tikolohong le tse sireletsehileng haholoanyane bakeng sa batho, taba ea ho senyeha ha lintho tse phelang e lokela ho ba eona ntho e ka sehloohong eo ho nahanoang ka eona.
Liteko tsa synthesis tseo re li entseng li bonts'a hore linear polyaspartic acid e nang le boima bo phahameng ba molek'hule e na le phallo e ntle haholo, inhibition ea corrosion, chelation le mesebetsi e meng, 'me e ka sebelisoa e le sekala sa inhibitor, corrosion inhibitor le dispersant. Ho lekola bocha lihlahisoa tse seng li ntse li le teng tsa ho hloekisa metsi Ho tloha ha naha ea heso e qala ho etsa lipatlisiso le nts'etsopele ea theknoloji ea sejoale-joale ea tlhoekiso ea metsi le lisebelisoa tsa ho hloekisa metsi mathoasong a lilemo tsa bo-1970, ho fihletsoe litholoana tse ngata tsa bohlokoa. Haholo-holo nakong ea "Leano la Borobeli la Lilemo tse Hlano" le "Merero ea Borobong ea Lilemo tse Hlano", mmuso o fane ka ts'ehetso ea bohlokoa ho lipatlisiso le nts'etsopele ea li-agent tsa ho hloekisa metsi, tse khothalelitseng haholo tsoelopele ea mahlale le theknoloji ea kalafo ea metsi le ho theha letoto. ea mahlale le lihlahisoa tse nang le litokelo tse ikemetseng tsa thepa ea mahlale.
Hajoale, lik'hemik'hale tsa rona tsa ho hloekisa metsi haholo-holo li kenyelletsa corrosion inhibitors, scale inhibitors, biocides le flocculants. Har'a tsona, li-corrosion inhibitors le scale inhibitors li haufi le boemo bo tsoetseng pele ba machaba mabapi le nts'etsopele ea mefuta-futa. Hona joale, mekhoa ea li-stabilizers tsa boleng ba metsi tse sebelisoang metsing a pholileng a potolohang liindasteri li thehiloe haholo-holo ka phosphorus, e leng karolo ea 52 ~ 58%, liforomo tse thehiloeng molybdenum li etsa karolo ea 20%, liforomo tse thehiloeng ka silicon ke 5% -8%. mme liforomo tse thehiloeng ho tungsten li etsa 5% %, liforomo tse ling li etsa 5% ~ 10%. Khopolo ea k'hemistri e tala e hlahloba bocha karolo le ts'ebetso ea lik'hemik'hale tse teng tsa ho hloekisa metsi. Bakeng sa lihlahisoa tseo mesebetsi ea tsona e seng e tsebahala, biodegradability ke letšoao la bohlokoa ka ho fetisisa la tlhahlobo.
Le hoja corrosion-based corrosion and scale inhibitors, polyacrylic acid le polymers tse ling le copolymer scale inhibitors tse seng li sebelisoa haholo 'marakeng li entse tsoelo-pele ho thekenoloji ea phekolo ea metsi a pholileng, li bile le karolo ea bohlokoa ho rarolla bothata ba ho fokotseha ha mehloli ea metsi. ka batho. e phetha karolo ea bohlokoa.
Nako ea poso: Mar-01-2024
