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Imakethe yasekhaya itshale imali eningi ku-PP, futhi ukuncintisana kwemakethe kuzokwanda kakhulu esikhathini esizayo. Iningi lobuchwepheshe be-PP livela kumalungelo obunikazi aphesheya kwezilwandle, futhi izinga lokufakwa kwasendaweni kwamasethi aphelele obuchwepheshe ayinhloko liphansi. Kukholelwa ukuthi isikhathi "soHlelo Lweminyaka Emihlanu lwe-14" sizoba yisigaba sentuthuko esheshayo.
Isifinyezo: I-PP iwumkhiqizo obalulekile wokuthuthukiswa kwemboni yamakhemikhali. Isetshenziswa kabanzi ezimbonini ezahlukahlukene.Umshini wokukhipha i-PPkuyingxenye ebalulekile yokukhiqizwa kwe-PP. Ukuze kuthuthukiswe ngokuqhubekayo ukusebenza kahle kanye nekhwalithi yokukhiqizwa kwe-PP, kufanele kuqashelwe umshini wokukhipha i-PP. Inqubo yokukhipha i-granulation ithuthukisa izinga lobuchwepheshe futhi ilinganisela izindlela zokusebenza ukuze kukhiqizwe i-PP esezingeni eliphezulu. Ukuhlaziywa okujulile kwezinkinga enqubweni yokukhipha i-PP kanye nezinyathelo zokulwa ezisebenzayo, ukuze kuthuthukiswe ngokuqhubekayo inqubo yokukhipha i-PP extrusion, kwakhiwe uhlelo lobuchwepheshe lochwepheshe, futhi kukhuthazwe ubuchwepheshe bokukhiqiza i-PP bezwe lami ukuze kuthuthukiswe futhi kuhlelwe kabusha. Intuthuko ejulile inikeza ulwazi.
I-PP inezici zobulukhuni obuqinile, amandla, ukumelana nokushisa kanye nokumelana nokubanda, futhi isetshenziswa kabanzi ezimbonini ezahlukahlukene. I-extrusion granulation iyisixhumanisi esibalulekile sokukhiqiza se-PP. Idinga imishini yokukhiqiza i-extrusion granulation yobungcweti kanye nobuchwepheshe bokukhiqiza bobungcweti njengokusekelwa ukukhiqiza imikhiqizo yepulasitiki ye-PP esezingeni eliphezulu.
Ubuchwepheshe bokukhiqiza i-PP extrusion granulation baseShayina busesesigabeni sokuhlola, futhi kunezinkinga ezinzima ezivame ukuhlangana nazo enqubweni yokukhiqiza. Kuyadingeka ukuthuthukisa njalo ubuchwepheshe be-extrusion granulation ukuze kuthuthukiswe ikhwalithi yemikhiqizo yepulasitiki ye-PP.
(1) Inqubo Yokusebenza Komshini Wokukhipha I-PP
I-extrusion granulation iwukuhlanganisa i-PP nezithasiselo, ifake ku-extrusion granulator ngokuhlunga, bese iyikhipha ngendlela ekhethekile, ngokuvamile isebenzisa izinga lokushisa eliphezulu, ukuhlunga nezinye izindlela zokuyicubungula, bese icubungulwa ibe ama-pellet e-PP.
Enqubweni yokukhipha i-granulation ye-PP, imishini ebaluleke kakhulu yi-extrusion granulator. I-extrusion granulator inezinzuzo zokusebenza kahle kakhulu, ikhwalithi enhle ye-extrusion granulation, kanye nezinga eliphezulu lokuhlanganiswa. Iyi-PP extrusion granulator. Ama-granule akhethwayo.
I-granulation ye-PP extrusion inqubo yokusebenza ephelele neyinkimbinkimbi enobungcweti obuqinile kanye nezixhumanisi eziningi ezihilelekile. Akudingi nje kuphela izindlela zokusebenza zobungcweti, kodwa futhi kudinga imishini ethuthukisiwe yokusizana nokubambisana. Izingozi ezithile.2. Ukubuka konke kwe-PP
(2) Isingeniso se-PP
Ukusebenza kwezindleko ze-PP kuphezulu kakhulu phakathi kwemikhiqizo efanayo, futhi isetshenziswa kabanzi ekukhiqizweni kwezimboni. Ngokuthuthuka okuqhubekayo kwemboni yezwe lami, isidingo semakethe se-PP siyaqhubeka nokukhula, kodwa uhlelo oluphelele lwenqubo yokukhiqiza i-PP alukakhiwa, futhi kukhona igebe elithile namazwe athuthukile.
Ekukhiqizweni kwe-PP, kusetshenziswa izindlela ezimbili ngokuvamile, indlela yesigaba segesi kanye nendlela yobuningi. Lezi zindlela ezimbili zizokhiqiza ukusabela kwamakhemikhali okuhlukene, futhi kukhona umehluko othile ku-PP ekhiqizwayo. Njengamanje, kusenezinkinga ezithile ekukhiqizweni kwe-PP ezweni lami, futhi ubuchwepheshe bokukhiqiza budinga ukuthuthukiswa.
(3) Izinkinga Zokuqhekeka Komshini Wokukhipha I-PP
3.1 Ikhwalithi engazinzile ye-PP extrusion granulation
Inqubo yokwakheka kwe-PP extrusion ithintwa yizici eziningi, okuholela ekhwalithini engazinzile ye-PP extrusion granulation, lapho imvelo yangaphandle, izinga lokushisa, njll. Isakhiwo sangaphakathi se-propylene sibangela ukuthi isakhiwo sangaphakathi se-PP singazinzile, okugcina kuthinta ikhwalithi yemikhiqizo eqediwe ye-PP. Ngokufingqa kokuhlangenwe nakho okusebenzayo, ukusatshalaliswa kokushisa okungalingani kanye nobuso obuqinile bethempulethi kuyizinto ezibalulekile eziholela ekushintsheni kwezinhlayiya enqubweni yokwakheka kwe-extrusion.
3.2 Izinkinga ngamathuluzi okukhipha i-granulation
Isikhiphi se-extrusion granulation siwumshini oyinhloko. Ukuze kuhlangatshezwane nezidingo zokukhiqizwa kwe-PP, kunezinhlobo eziningi ezahlukene zokusika. Izinhlobo ezahlukene zemimese zinesikhathi esihlukile sesevisi, futhi ukusebenza kwemimese kuthintwa yizici eziningi, njengendawo ye-extrusion granulation, izinga lokushisa, njll., okungadala kalula ukuguguleka okukhulu kwemimese futhi kunciphise kakhulu isikhathi sesevisi yemimese.
Ukuguguleka kwamathuluzi okusheshayo kubangelwa kakhulu yizici ezimbili: ibanga phakathi kwethuluzi nethempulethi likhulu kakhulu noma lincane kakhulu, futhi ukusatshalaliswa kwezinga lokushisa kwethempulethi kungalingani. Uma ibanga phakathi kwesikhiphi nethempulethi lingalawulwa ngaphakathi kobubanzi obufanele, ngeke nje kwandise ukuguguleka kwesikhiphi, kodwa futhi kuzonciphisa ukusebenza kahle kwesikhiphi, okuholela ekwehleni kwekhwalithi yomkhiqizo we-PP oqediwe; ukusatshalaliswa kwezinga lokushisa okungalingani kwethempulethi akukwazi ukuhlinzeka ngezimo ezinhle zokwakha zesikhiphi. Izinga lokubambisana nethuluzi libi, okuholela ekugugulekeni okukhulu kwethuluzi.
Ngakho-ke, ukuze kugwenywe ukuguguleka kwamathuluzi ngokweqile nezinkinga ezinkulu, umqhubi kufanele anake ukunakekelwa kwethuluzi kanye nokuhlolwa okuvamile nokugcinwa kwethempulethi, futhi alawule ibanga phakathi kwethuluzi nethempulethi ngaphakathi kobubanzi obufanele ukuqinisekisa ukuthi izinga lokushisa lilonke lethempulethi lisatshalaliswa ngokulinganayo. Ukuphathwa kwesikhathi sangempela kanye nokuguquguquka kwesimo sethempulethi kanye nokusebenza kwethuluzi lokusika kungabona izinkinga ngesikhathi futhi kuzixazulule ngesikhathi ukuqinisekisa ikhwalithi yemikhiqizo eqediwe ye-PP futhi kugweme ukulahlekelwa kwezomnotho ebhizinisini.
(4) Ukubhekana nenkinga ye-PP extrusion Machine granulation
4.1 Izindlela zokwelapha inkinga yekhwalithi ye-extrusion engazinzile
(1) Ithempulethi iyithuluzi elibalulekile elithinta ukuphuma kanye nokwakheka kwe-PP, futhi ithempulethi kufanele ihlolwe futhi igcinwe njalo. Okokuqala, hlola ukuthi ngabe ifomu likhubazekile yini nokuthi izingxenye zifakwe kahle yini; ukuthi ukushisa okuphelele kwefomu kuyafana yini, futhi kumele kuqinisekiswe ukuthi ukushisa okuphelele kwefomu kuyafana, ukuze kufezwe izinga eliphezulu lokubambisana nethuluzi; ukugoba kwefomu kufanele kugcinwe njalo ngaphakathi kobubanzi obufanele Ngaphakathi, kungathuthukisa ukusebenza kahle kwamathempulethi ahambisanayo kanye nabasiki futhi kuqinisekiswe ikhwalithi yemikhiqizo eqediwe ye-PP.
(2) Naka ukuhlanzwa kwemigodi yangaphakathi yefomu. Ngesikhathi senqubo yokukhipha kanye nokwehlukaniswa kwe-PP, kulula ukushiya ukungcola okuthile emigodini yangaphakathi yefomu, okuzothinta ukusebenza kwefomu. Uma imigodi yangaphakathi yefomu ingahlanzwanga kahle isikhathi eside, ifomu ngeke isebenze kahle, okuzothinta kakhulu inqubekela phambili yokwakha. Ngakho-ke, imigodi yangaphakathi yefomu kufanele ihlanzwe njalo ukuqinisekisa ukuhlanzeka kwemigodi njalo. Ngesikhathi esifanayo, ngemva kokuhlanzwa kwemigodi, indawo engenhla idinga ukupholishwa ukuze kufezwe ukubambisana okuphumelelayo phakathi kwefomu kanye nethuluzi.
(3) Qinisekisa ukusebenza kwamathuluzi. Ngaphambi kokusebenzisa i-granulation yomshini we-PP, ukusebenza komsiki kudinga ukuhlolwa ukuqinisekisa amandla, ubulukhuni kanye nokuqina komsiki. Kunezinhlobo eziningi zemimese, futhi ukukhethwa kwemimese kudinga ukuhlanganiswa nezidingo zangempela zokukhiqizwa kwe-PP. Isibonelo: ukusebenzisa izinhlobo ezahlukene nosayizi bemimese ukwenza izivivinyo ze-granulation, nokukhetha imimese yokusebenza engcono kakhulu kungathuthukisa kakhulu ukusebenza kahle kwe-granulation yomshini we-extrusion futhi kufeze umgomo wokuqinisekisa ikhwalithi ye-PP.
4.2 Izindlela zokwelapha izinkinga zamathuluzi e-extrusion granulation
Imimese namathempulethi kubalulekile emshinini wokukhipha i-PP kanye ne-granulation, okuthinta ngqo ikhwalithi ye-PP. Ngesikhathi sokusetshenziswa kwemimese, kuvame ukuba nezinkinga ezisheshayo nezingathi sína zokuguga nokudabuka kwamathuluzi. Intuthuko ingenziwa kulezi zici ezimbili ezilandelayo:
(1) Naka ukugaywa njalo kwethuluzi ukuze ugweme izinkinga ezifana nommese obukhali kanye nokuphakelwa ngenkani kwethuluzi. Ngesikhathi esifanayo, lawula ngokuqinile ibanga phakathi kwethuluzi nethempulethi ukuqinisekisa ukuthi ithuluzi nethempulethi kungafinyelela ukubambisana okuphumelelayo futhi kwandise impilo yethuluzi.
(2) Lawula ukusatshalaliswa kwezinga lokushisa lethempulethi. Izinga lokushisa lethempulethi livame ukuba nenkinga yokushisa okungalingani, okuthinta ukusebenza kwethuluzi futhi kubangele ukuguguleka okukhulu kwethuluzi. Ngakho-ke, ubuchwepheshe besayensi kufanele busetshenziswe, kuhlanganiswe nemishini yokutholwa kwezinga lokushisa ethuthukisiwe kanye nokulawula, ukulawula izinga lokushisa lethempulethi. Yenza ukuqapha kwesikhathi sangempela, uma kwenzeka isimo sokushisa okungalingani kwezinga lokushisa, singanikeza isixwayiso kusenesikhathi, silungise izinga lokushisa lethempulethi ngesikhathi, futhi sinciphise izinga lokuguguleka kwethuluzi.
(5)Conclusion
Ukuthuthukiswa okuqhubekayo kwemboni yamakhemikhali, ukuthuthukiswa okuqhubekayo kobuchwepheshe, kanye nokuvela kwezinqubo eziningi ezintsha kuthuthukise intuthuko iyonke yemboni. I-PP uhlobo olusha lwezinto ezingenabungozi, ezingenangozi, eziluhlaza futhi ezinobungani nemvelo, ezisetshenziswe kabanzi ezimbonini ezahlukahlukene. I-extrusion granulation iyingxenye ebalulekile yokukhiqizwa kwe-PP, okufanele inakwe. Imishini ebalulekile ye-granulation kufanele iqinisekise njalo ukusebenza kahle kwe-cutter, ilawule ukushisa okufanayo kwethempulethi, iqaphele ukubambisana okusebenzayo phakathi kwe-cutter nethempulethi, ithuthukise ikhwalithi yemikhiqizo eqediwe ye-PP, futhi ikhuthaze intuthuko engcono nesheshayo ejulile yemboni ye-PP yezwe lami.
Okuqukethwe
Njengoba eseneminyaka ecishe ibe ngu-20 embonini yemishini yokukhipha izinto ezihlakaniphile, ubelokhu ephethe izindima ezibalulekile eJwell Machinery, okuhlanganisa noMphathi Jikelele kanye noSihlalo Ojikelezayo. Kusukela ngo-2024, uphathe izinkampani eziningi ezingaphansi kwakhe, eqhuba ukwanda kwebhizinisi kanye nokuthuthukiswa kwezimboni, ngenkathi ehola ukusungula izinto ezintsha ekukhiqizeni izinto ezihlakaniphile kanye nokukhula komhlaba wonke.
