PET recycling osisi nwere ọtụtụ ihe dị mkpa usoro akụrụngwa ejikọrọ site pneumatic na n'ibu nnyefe system.Downtime n'ihi adịghị mma nnyefe usoro imewe, na-ezighị ngwa ngwa nke components, ma ọ bụ enweghị mmezi ekwesịghị ịbụ eziokwu.Rịọ maka ọzọ.# Best Practices.
Onye ọ bụla kwenyere na imepụta ngwaahịa sitere na PET recycled (rPET) bụ ihe dị mma, mana imepụta akụkụ dị elu sitere na akụrụngwa akụrụngwa dị iche iche, dị ka karama PET ndị na-azụ ahịa, adịghị mfe. , extrusion, wdg) eji mee ihe na rPET osisi iji nweta nke a anatawo ọtụtụ nlebara anya - na n'ụzọ ziri ezi. arụmọrụ osisi.
N'ime ọrụ nrụpụta PET, ọ bụ sistemu mbufe na-ejikọ usoro usoro niile ọnụ - yabụ ekwesịrị ịhazi ya nke ọma maka ihe a.
Idebe gị osisi na-agba ọsọ na-amalite na àgwà osisi imewe, na ọ bụghị ihe niile nyefe ngwá na-kere equal.Theịghasa ebunke na-arụ ọrụ nke ọma na ahịrị mgbawa n'ime afọ iri gara aga nwere ike ghara ịdị ala ma daa ngwa ngwa na ahịrị flake. Onye na-ebufe pneumatic nke nwere ike ibugharị 10,000 lb / hr ibe nwere ike ịmegharị 4000 lb / hr ibe. anaghị agbaso ntuziaka imewe kpọmkwem maka ijikwa ihe ejigharịgharị.
Onye na-ebufe pneumatic nke nwere ike ibugharị ibe 10,000 lb / hr nwere ike ibugharị ibe 4000 lb / hr.
Kacha isi echiche na-atụle bụ na ala nnukwu njupụta nke PET bottle flakes ebelata n'ezie ikike nke nnyefe usoro tụnyere elu nnukwu njupụta nke granular. Ibé akwụkwọ na-abụkarị nnukwu ibu. Onye na-ebufe ihe nkedo maka ibe PET nwere ike ịbụ ọkara dayameta ma jiri ụzọ abụọ n'ụzọ atọ nke ike moto nke screw conveyor e mere maka flakes. A pneumatic transfer system nke nwere ike ibugharị mgbawa 6000 lb / hr site na 3 sentimita asatọ. .Pipe kwesịrị ịbụ 31/2 sentimita asatọ. Nkeji. A na-eji ihe dị arọ na gas ruru 15: 1 maka ibe, ma ọ kacha mma iji rụọ ọrụ flake usoro na oke ruru 5: 1.
Ị nwere ike iji otu ebuga ikuku pickup ọsọ maka flakes na-ejikwa uniformly ekara particles? Ee e, ọ dị oke ala iji nweta oge ufodu flake ije.Na nchekwa igbe, na 60° cone na-ekwe ka ahụ na-eruba mfe ga-adị ogologo 70° cone maka flakes. Dabere na nha nke ihe nchekwa ahụ, ọ nwere ike ịdị mkpa iji rụọ ọrụ silo iji mee ka flakes na-asọba. Ọtụtụ n'ime "iwu" ndị a na-emepụta site na ikpe na njehie, ya mere dabere na ndị injinia nwere ahụmahụ nhazi usoro kpọmkwem. maka flakes rPET.
Ụfọdụ glidants ọdịnala maka nnukwu ihe siri ike ezughi oke maka mbadamba karama. Mwepụta silo nke egosiri ebe a na-enyere aka site na ịghasa nwere mmasị na-agbaji àkwà mmiri ma na-ewepụta flakes n'ime mkpuchi ikuku na-atụgharị maka nri a pụrụ ịdabere na ya ma kwụsie ike n'ime usoro mbufe pneumatic.
Nhazi usoro nnyefe dị mma anaghị ekwe nkwa ntụkwasị obi nke sistemu. Iji nweta arụmọrụ a pụrụ ịdabere na ya, ihe ndị dị na sistemụ ụgbọ njem ga-abụrịrị ahaziri maka flakes rPET.
Rotary valves nke na-eri nri flakes n'ime usoro nnyefe nrụgide ma ọ bụ akụkụ ọ bụla ọzọ nke usoro ahụ ga-abụrịrị ọrụ dị arọ iji nagide afọ nke mmegbu site na flakes na-adịghị mma na ihe ndị ọzọ niile na-emerụ emerụ na-agafe na ha. karịa atụmatụ metal mpempe akwụkwọ dị gịrịgịrị, mana ego a na-akwụ ụgwọ na-akwụ ụgwọ site na mbelata oge mbelata yana ọnụ ahịa nnọchi ngwaike belatara.
flakes PET emegharịrị dị iche na flakes PET n'ụdị urughuru ma ọ bụ njupụta buru ibu. Ọ na-abrasive.
Rotors na rotary valves e mere maka lamella kwesịrị inwe rotor dị ka V na "plough" na ntinye iji belata shredding na clogging. A na-eji ndụmọdụ ndị na-agbanwe agbanwe mgbe ụfọdụ iji merie nsogbu nkwụsị, ma ndị a na-achọ nlekọta mgbe niile ma na-ewebata obere mpempe ígwè n'ime. usoro nke nwere ike ịmepụta nsogbu n'okpuru.
N'ihi ọdịdị abrasive nke flakes, elbows na pneumatic conveying systems bụ a nkịtị problem.The mpempe akwụkwọ njem usoro nwere a dịtụ elu na-agba, na mpempe akwụkwọ sliding tinyere mpụta elu nke ikiaka ga-agafe na ọkwa 10 igwe anaghị agba nchara tube.Various. Ndị na-ebubata ihe na-enye aka pụrụ iche nke na-ebelata nsogbu a, na ọbụna ndị ọrụ nkwekọrịta nwere ike ịmepụta ya.
A na-eyi uwe na-adị ogologo oge ọ bụla na-ehulata radius ka abrasive solids na-adaba n'elu elu elu na oke ọsọ. Tụlee iji obere agbagọ dị ka o kwere mee, na ikekwe agbagọ pụrụ iche emebere iji belata uwe a.
Ịmepụta na ime atụmatụ mmezi maka usoro mbufe ihe ọkụkụ bụ nzọụkwụ ikpeazụ, n'ihi na enwere ọtụtụ akụkụ na-akpụ akpụ na-abanye na kọntaktị na-adịghị mma na mmetọ.
Ụfọdụ rotary airlocks nwere ihe mkpuchi mkpuchi nke ọ dị mkpa ka a na-agbatị ya mgbe niile iji zere nkwụsị. Chọọ valves na labyrinth shaft seals na outboard bearings nke na-adịghị achọ nlekọta mgbe nile. Mgbe a na-eji valves ndị a na ngwa mpempe akwụkwọ, ọ na-adịkarị mkpa iji kpochapụ ogwe ahụ. mechie ya na ikuku ngwá ọrụ dị ọcha. Jide n'aka na a na-edozi nrụgide mkpuchi mkpuchi nke ọma (na-emekarị ihe dịka 5 psig n'elu nrụgide nnyefe kachasị) nakwa na ikuku na-agba ọsọ n'ezie.
Rotary valve rotors nwere ike ime ka nkwụsịtụ dị ukwuu na usoro nnyefe nrụgide dị mma. Nke a na-agbapụta na-ebelata ọnụ ọgụgụ nke ikuku na-ebufe na duct, si otú ahụ na-ebelata ikike zuru ezu nke usoro ahụ. lelee oghere dị n'etiti ọnụ rotor na ụlọ mgbe niile.
N'ihi nnukwu uzuzu uzuzu, ihe nzacha ikuku nwere ike mechie ngwa ngwa rPET osisi tupu ha ahapụ ikuku na-ebuga azụ n'ime ikuku. Jide n'aka na ihe dị iche iche nrụgide na-arụ ọrụ nke ọma ma jide n'aka na onye ọrụ na-enyocha ya mgbe niile. kpuchiri oghere nke onye na-anakọta, ma onye na-ebufe elu dị elu na cone na-agbapụta nwere ike inyere aka chọpụta ihe mgbochi ndị a tupu ha ebute nsogbu buru ibu. Jide n'aka na ị na-ekpochapụ uzuzu mgbe niile n'ime ụlọ akpa ahụ.
Isiokwu a enweghị ike ikpuchi iwu niile nke isi mkpịsị aka maka nhazi a pụrụ ịdabere na ya na mmezi nke usoro mbufe na osisi rPET, ma na-atụ anya na ị ghọtara na e nwere ọtụtụ isi ihe ị ga-atụle nakwa na ọ dịghị ihe dochie anya ahụmahụ. Tụlee ịgbaso ndụmọdụ nke ndị na-eweta ngwá ọrụ bụ ndị ejizila flakes rPET n'oge gara aga. Ndị na-ere ahịa a agabigala ule na njehie niile, yabụ na ịkwesighi ịgabiga ha.
Banyere onye edemede: Joseph Lutz bụ Director nke Sales and Marketing for Pelletron Corp.O nwere afọ 15 nke ahụmahụ nkà na ụzụ n'ịzụlite plastic nnukwu ihe eji eme ihe ngwọta. Ọrụ ya na Pelletron malitere na R & D, ebe ọ mụtara ins na outs nke pneumatics na a. ule lab.Lutz enyela ọtụtụ usoro mbufe pneumatic n'ụwa niile ma nyekwa ya patent ngwaahịa ọhụrụ atọ.
Nkà na ụzụ ọhụrụ, nke ga-amalite na NPE n'ọnwa na-abịa, na-adọ aka ná ntị mgbe a chọrọ nrụzi mgbochi tupu akụrụngwa ọdịda emebie mmepụta.
Tụnyere ọnụ ahịa nke ịzụrụ resin agba agba ma ọ bụ ịwụnye igwekota etiti nwere ikike dị elu iji gwakọta resin na masterbatch, agba agba na igwe nwere ike inye uru dị oke ọnụ, gụnyere mbelata ọnụ ahịa ngwa ahịa ihe yana mmụba usoro mgbanwe.
Maka sistemu na-ebufe agụụ maka nhazi plastik, ọ bụghị mgbe niile ka a na-achọ ihe ngwọta na-edozi ntụ ntụ.
Oge nzipu: Jul-25-2022
