Isingeniso Sephrojekthi
Ngezinhlayiya ezinkulu, izinto ezincane zeshidi, izinto ezincane ze-cylindrical kanye ne-amorphous, i-belt dryer iyomisa efanelekile kakhulu. Manje okuvamile i- through-flow belt dryer, indlela yokomisa ukugeleza okuhambisanayo isetshenziswa kuphela kumshini wokomisa umhubhe. Umshini wokomisa ibhande owethulwe kulokhu ubhekisela ekomisweni kwebhande lokugeleza, okubizwa ngokuthi isomisi sebhande.
Ukwakhiwa kwe-belt dryer:
Isomisi sebhande sakhiwe amayunithi amaningana azimele. Iyunithi ngayinye iqukethe ibhokisi, ibhande lokuthutha kanye nesistimu yokudlulisa, ifeni ejikelezayo, idivayisi yokushisa, isistimu ehlukile noma evamile yokudonsa umoya omusha kanye nesistimu yokukhipha igesi yomsila. Inani lamayunithi linganqunywa ngokuya ngezidingo, futhi imingcele yokusebenza yendawo yokomisa efana nevolumu yomoya, izinga lokushisa, umswakama kanye nokujikeleza kwe-exhaust ingalawulwa ngokuzimela, ukuze kuqinisekiswe ukwethembeka kwesomiso kanye nokwenza kahle kwezimo zokusebenza.
Izici ze-belt dryer:
1. Ukusebenza kwesomisi sebhande kuyavumelana nezimo. Ngemuva kokuthi izinto ezimanzi zingene esomisini sebhande, inqubo yokomisa yenziwa ebhokisini elivalwe ngokuphelele, futhi izimo zokusebenza zingcono ukugwema ukuvuza kothuli.
2. Lapho izinto ezomile esomisini sebhande zihamba nebhande lokuthutha, isikhundla esihlobene phakathi kwezinhlayiya zezinto ezibonakalayo silinganiselwe (okungabhekwa njengombhede omisiwe), futhi isikhathi sokumisa siyafana. Isomisi sebhande sifaneleka kakhulu kwezinye izinqubo zokumisa lapho umbala wezinto ezibonakalayo ushintsha noma okuqukethwe komswakama kuyadingeka ukuze kufane. Ngaphezu kwalokho, ukudlidliza kanye nomthelela wezinto ezibonakalayo kumshini wokomisa ibhande kuncane kakhulu, futhi izinhlayiya zezinto ezibonakalayo akulula ukuphuka, ngakho-ke kufanelekile ukomisa ezinye izinto (njengokudla) ezingavunyelwe ukuphuka.
3. I-dryer yebhande ayikwazi ukomisa kuphela impahla, kodwa futhi ukubhaka, ukushisa noma ukuvuthwa impahla ngezinye izikhathi.
4. Isakhiwo sesomisi sebhande asiyinkimbinkimbi, kulula ukuyifaka, singasebenza isikhathi eside, lapho iphutha lenzeka, lingangena ekugcinweni kwangaphakathi kwebhokisi, futhi ukugcinwa kulula.
Ububanzi obusebenzayo besomisi sebhande:
I-belt dryer iyithuluzi elivame ukusetshenziswa elisetshenziswa kakhulu ukomisa, elisetshenziswa kakhulu ekudleni, kumakhemikhali e-fiber, isikhumba, amahlathi, embonini yezemithi kanye nokukhanya, usawoti wezinto ezingaphili kanye nemboni yamakhemikhali emihle nayo evame ukusetshenziswa.
Isakhiwo kanye nezigaba zesomisi sebhande:

1. Ngokwezingqimba zezinombolo zokuhlukaniswa kwebhande lokuthutha: lingahlukaniswa libe isomisi sebhande elilodwa lesendlalelo, isomisi sebhande elinezingqimba eziningi kanye nohlobo lochungechunge lomzimba webhokisi.
2. Ngokuya ngesiqondiso sokugeleza komoya oshisayo, ingahlukaniswa ngohlobo lokugeleza komoya oshisayo obheke phansi, uhlobo lokugeleza komoya oshisayo oluya phezulu kanye nohlobo lokugeleza komoya oshisayo oluyinhlanganisela oluyinhlanganisela.
3. Ngokwesigaba semodi yokukhipha umoya: ingahlukaniswa ibe yi-countercurrent exhaust, i-parallel flow exhaust kanye nemodi yokukhipha ehlukile.
Izidingo zokuklama zesomisi sebhande
Ibhande le-Conveyor:
1. Njengamanje, ibhande lokuthutha elisetshenziswa kakhulu lenziwe ngensimbi engenasici, inombolo ye-mesh engu-10 ~ 14 mesh, ngokuya ngosayizi wezinhlayiyana zezinto ezibonakalayo, ukuminyana kwezinto ezibonakalayo kanye nobukhulu bezinto ezibonakalayo ukuze kunqunywe. Uma inethiwekhi yesendlalelo esisodwa ibonakala izacile, izingqimba ezimbili zenethiwekhi zingasetshenziswa ndawonye. Ngaphansi kwesikrini sisekelwa i-roller, exhunywe futhi ilungiswe nge-roller. Iziphetho ezimbili ze-roller zifakwa ku-shaft engenalutho yeketango lokuthutha futhi zigijime ndawonye neketango.
2. Uma impahla inamathele, ungqimba lwe-mesh non-stick lungaxhunywa kwimeshi yensimbi engagqwali.

3. Amapuleti ensimbi anezimbobo axhunywe ukwenza ibhande lokuthutha. Ubukhulu bepuleti lensimbi buyi-1mm ukuya ku-1.5mm, futhi izinga lokuvula linqunywa ukuqina kwepuleti lensimbi ngemva kokubhobozwa. Ngokusho kolwazi, izinga lokuvula liyi-6% ~ 45%, likhulu kakhulu. Ngokusho kokuhlangenwe nakho okusebenzayo, uma ubukhulu bepuleti lensimbi buyi-1.2mm, izinga lokuvula liyi-12% ~ 18%. Ingakwazi ukuvula imbobo eyindilinga, indawo yokungena icishe ibe ngu-2mm; Izimbobo ezinde nazo zingashaywa. Ububanzi bepuleti ngalinye lensimbi elinezimbobo bulingana nephimbo leketango. Zombili iziphetho zepuleti lensimbi elinembobo zingaxhunywa nepuleti lendlebe elingaphakathi leketango le-conveyor elingajwayelekile, ukuze ipuleti lensimbi elinembobo lisebenze neketango le-conveyor.
Idivayisi yokudla:
Uma ukushuba kwe-conveyor belt feed layer kungalingani, kuzodala isifunda esifushane sendawo yokomisa (umoya oshisayo) noma ukwehla kwengcindezi engalingani, ukuze ungqimba lwezinto ezincanyana "omile kakhulu", kuyilapho ungqimba oluqinile lwempahla alomile ngokwanele, oluthinta ikhwalithi yomkhiqizo. Ngakho-ke, ukuklama idivayisi yokondla kubaluleke kakhulu.
1. Ifaneli yokondla: Lena idivayisi elula yokuphakelayo, elungele i-granular engeyona i-viscous, ibhulokhi, njll.
Izinto eziqinile ezine-fluidity enhle, njengezithelo, amaphilisi nemifino enqunywe zibe yizicucu ezincane noma izingcezu, njll. Ububanzi bomlomo wokudla we-funnel bulingana nobubanzi bokumisa obuphumelelayo bebhande lokuhambisa, futhi umlomo wokuphakelayo ufakwe isango ukuze ulungise inani lokudla.
2. Ifaneli yokuphakela ene-blade blade enyakazayo: I-shaft enyakazayo ene-blade flat ixhunywe kufaneli yokuphakela ukuze kuvinjwe impahla ukuthi ingahlali odongeni oluthambekile lwefaneli, olufanele izinto ze-granular ezinoketshezi olubi.
3. Shintsha i-blade engenhla eyisicaba ibe i-blade ene-uniform yamazinyo, efanelekile ezintweni ezine-fibrous, njengoboya, i-fiber yokwenziwa, i-cellulose, njll. Ngenxa ye-tooth blade efanayo, i-fiber material ingaba ubukhulu ngokulinganayo ebhandeni lokuthutha.
4. Ithuluzi lokuphakela i-drum extrusion: isisetshenziswa sokuphakela izigubhu zensimbi ezimbozwe ngeraba ezikwazi ukushwiba futhi zikhuphukele emuva naphambili epuleti elinembobo ye-arc, futhi i-hopper yokugcina igxilile phakathi kwezigubhu futhi iswike ngokufanele. I-hopper yokugcina ivamise ukuhlonyiswa ngesivunguvungu sokunyakazisa izinto phakathi nobude be-hopper yokugcina.
Lolu hlobo lwedivayisi yokudla lufanele ukunamathisela impahla. Impahla yokunamathisela igelezela esigubhu nge-hopper yokugcina, bese ikhishwa ibe into ewumugqa enendawo enkulu engu-3 ~ 8mm ububanzi, esabalaliswe ngokulinganayo ebhandeni lokudlulisa. Okokunamathisela okumanzi okunameka noma okokufaka kwe-thixidation kufanele kushiswe ngaphambili futhi komiswe noma kukhishwe isihlungi sesigubhu se-vacuum ku-paste material, bese usebenzisa i-extrusion feeding. I-Titanium dioxide, ubumba lwaseChina ne-calcium carbonate nezinye izinto ezingaphili zisebenzisa lolu hlobo lwedivayisi yokudla.
Idivayisi yokudlulisa:
Idivayisi yokudlulisela yakhiwe ngeketango le-pitch elikhulu elingajwayelekile, i-sprocket, i-sprocket shaft, i-six pole motor (960r/min), i-frequency converter, i-double stage cycloidal pinwheel reducer kanye nesethi yegiya noma i-sprocket reducer.
1. Iketango le-pitch elikhulu elingajwayelekile: ebhandeni lokudlulisa elinenetha locingo, ukuphakama kweketango ngokuvamile kungu-76.2mm (3 amayintshi)
Noma, 101.6mm(4 amayintshi). I-chain shaft iyi-hollow shaft, engadlula ekugcineni kwe-roller yebhande le-mesh elisekelayo; Ebhandeni elihambisa ipuleti lokubhoboza, isikhala seketango singamayintshi angu-6 ~ 8, esingakhuphula ububanzi bepuleti lokubhoboza futhi kwandise ukuqina. Kunama-ear plate ohlangothini olungaphakathi lweketango, olungalungisa ipuleti lokubhoboza kanye nepuleti le-baffle elingemuva. Uma izinga lokushisa lomoya oshisayo lingaphansi kuka-200 ℃, impahla yeketanga yi-Q235A; Uma izinga lokushisa lomoya oshisayo lingaphezu kuka-200 ℃, impahla yeketanga kufanele ibhekwe njenge-16Mn.
2. Isondo lamaketanga: Isondo leketango kufanele lenziwe ngensimbi engama-45, amazinyo esondo lamaketanga kufanele acinywe kancane ukuze kwandiswe ukumelana nokuguga, izimfantu eziyisihluthulelo kuzo zombili iziphetho ze-shaft yesondo elifanayo kufanele zibe ohlangothini olufanayo. Kunconywa ukuthi ama-sprockets abekwe phezulu ndawonye, futhi ashise kahle, bese ucubungula ukhiye ndawonye.
3. I-Chain wheel shaft: uma i-sprocket shaft yinde, ipayipi yensimbi ye-carbon ingasetshenziswa engxenyeni ephakathi; Lezi zingxenye ezimbili ziyiziphetho eziqinile ze-shaft, ezixhunyiwe noma indandatho eshiselwe ngepayipi lensimbi, elenziwe ngensimbi engu-45. Iziphetho ezimbili ze-shaft kufanele zigxile, futhi ukhiye emikhawulweni emibili ye-shaft kufanele ibe sebhasini elilodwa, ukuze kuqinisekiswe ukuthi iketango ezinhlangothini zombili alikhiqizi ukugudluka ngaphambili nangemuva, futhi futhi kuqinisekiswe ukuthi isidluliseli sebhande lenetha kanye nesidlulisi sepuleti lembobo ngeke kutsheke.

4. I-Six-pole common motor + i-frequency converter: ye-motor evamile, imvamisa ingancishiswa ibe ngu-15Hz, ukuze isivinini sokuphuma kwemoto sifinyelele ku-290r/min endaweni ephansi kakhulu.
5. Isinciphisi se-cycloidal pinwheel esinesiteji esikabili: isilinganiso sokunciphisa kufanele sibe ngu-289 ~ 377, ukuze isivinini esincane sokuphela kokukhiphayo sibe ngu-1 ~ 0.77r/min.
6. Isethi yegiya noma i-slink wheel deceleration: isilinganiso salo sokuncibilika singu-2.5 ~ 3, ukuze isivinini esincane somugqa webhande lokuhambisa sibe ngu-0.4 ~ 0.8m/min, singaqinisekisa isikhathi sokumisa sento okungelula ukuyomisa.
Idivayisi yokushisisa umoya oshisayo:
1.Izinga lokushisa komoya owomile oshisayo lingaphansi kuka-150 ℃, futhi isitimu singasetshenziswa njengomthombo wokushisa. Uma isishintshi sokushisa isitimu singaphandle kwebhokisi lokomisa noma ngaphezu kwento eyomisiwe, i-SRZ noma i-SRL isishintshi sokushisa sohlobo lwe-SRL singasetshenziswa; Uma isishintshi sokushisa se-steam singaphansi kwento eyomisiwe, kuyadingeka ukubona ukuthi impahla izovinjwa yini ukusuka embotsheni yebhande le-mesh kuya esikhaleni sokugcina sesishintshi sokushisa. Uma ingeke ivinjwe, izinhlobo ezimbili ezingenhla zesishintshi sokushisa nazo zingasetshenziswa. Uma izovinjelwa, isishintshi sokushisa esikhanyayo sivame ukusetshenziswa. Sicela ubhekisele kokuqukethwe okuhlobene eSifundweni sesi-2 ukuze ukhethe nokubalwa kwesishintshi sokushisa.

2. Uma izinga lokushisa lomoya oshisayo lidingeka libe ngaphezu kuka-150℃, isitofu sokuqhuma okushisayo kufanele sisetshenziswe njengomthombo wokushisa. Uma uqonde ngqo ngaphakathi nangaphandle kweyunithi yokomisa, izinga lokushisa lomoya ophumayo liphezulu, futhi okuqukethwe komswakamo womoya okhipha umoya okhipha umoya wokukhipha umoya kuphansi, khona-ke umoya okhiphayo wale yunithi yokomisa ungasetshenziswa njengomoya ongenisayo weyunithi yokomisa elandelayo, bese ukhishwa kuyunithi yokomisa, futhi amayunithi okomisa amabili aseduze akha inhlanganisela yokomisa, ukuze kuthuthukiswe izinga lokushisa lokusebenzisa amandla.
Ibhokisi lokomisa ibhande:
1. Ibhokisi le-Integral belt dryer: lapho ukususwa kwamanzi ngesikhathi somisa kuncane futhi isivuno siphansi, isomisi sebhande esibalulekile singacatshangelwa. Ubude obukhulu besomisi sebhande jikelele bunqunywa ubude bokuthutha obuvunyelwe yindlela yokuthutha, ehanjiswa ngeloli. Ubude obukhulu ngokuvamile buba ngu-14 ~ 15m.
2. Uma ubude be-tape bungaphezu kuka-15m, bungenziwa esizeni, noma bube yizigaba futhi buxhunywe esizeni.

3. Ugqinsi lwe-insulation ye-dryer lungama-50mm, futhi into efakwayo iwuboya bedwala obuzwakalayo. Uhlaka lwe-dryer yebhande lungahlanganiswa ngamashubhu wesikwele angama-50 × 50 × 5.
Ukubalwa kwe-belt dryer
Ekubalweni kwesomiso, umswakama obalulekile wezinto ngesikhathi senqubo yokomisa ipharamitha eyinhloko. Umswakamo obalulekile yisilinganiso somswakama ophakathi nendawo lapho kuhlangana khona isivinini esiqhubekayo sokoma kanye nesigaba sokuncipha kwesivinini sokumisa, okuyipharamitha ebalulekile ekwakhiweni kwemishini yokomisa. Isigaba sokumisa isivinini esingaguquki sibonakala ngezinga elikhulu lokuhwamuka kwamanzi, futhi ngokuyisisekelo aliguquguquki, izinga lokushisa elingaphezulu lempahla nalo aliguquki, futhi liseduze nezinga lokushisa lomoya oshisayo webulb. Isigaba sokumisa sokunciphisa sibonakala ngokuncipha ngokushesha kwezinga lokuhwamuka kwamanzi, futhi liya liba lincane futhi libe lincane, izinga lokushisa lempahla liyakhula kancane kancane, futhi lisondele ekushiseni komoya oshisayo. Umswakama obalulekile uhlobene nokuqukethwe kwamanzi okubalulekile, ukuma kwempahla (kubhekisela ezingeni lokubopha, usayizi wezinhlayiya, indawo ethile, ukuma kwempahla, i-accumulation voids, njll.), indlela yokomisa (ukoma okunoketshezi, ukomisa umbhede okuhleliwe nokomisa isifutho, njll.) nezimo zokomisa (izinga lokushisa lomoya oshisayo, isivinini somoya oshisayo, uhlobo lwendawo eshisayo, njll.). Umswakama obalulekile wezinto ezibonakalayo utholakala ngokuhlolwa ngaphansi komshini ofanayo wokuhlola okomisa kanye nesimo esifanayo sokumisa njengokumisa kwangempela. Eminye imingcele ebalulekile yokomisa ingatholakala ekuhlolweni, njengokumisa ukuqina (ukuhwamuka kwamanzi endaweni ngayinye yeyunithi ngesikhathi seyunithi, kg amanzi / m2 · h), njll. Ukuze kuhlolwe ukomisa okomisa ibhande, kufanele kuhlolwe esomisweni sebhande elincane (njengobubanzi obungu-0.5m, ubude be-2 ~ 3m); Noma emoyeni oshisayo ngokusebenzisa ukuhlolwa kwehhavini. Isikhathi sokumisa esitholwe ekuhlolweni kufanele sinwetshwe ngokufanele ekwakhiweni kwangempela. Uma zingekho izimo zokuhlola, kuyadingeka ukuthola imiphumela yokuhlaziywa kwekhwalithi evela ezincwadini eziyisethenjwa, imingcele eyaziwayo yokomisa yezinto ezifanayo kanye nolwazi lwabo ukuze benze umklamo. Kufanele kushiwo ukuthi kukhona ingozi ethile kuleli cala, encishiswa ngokukhulisa umkhawulo.
Amanothi okuqukethwe komswakama okubalulekile kanye nedizayini yokomisa ibhande:
(1) Uma izinto eziyimbudumbudu zinqwabelana ndawonye, okuqukethwe komswakamo okubalulekile kwesisekelo esomile sezinto ezibonakalayo kungu-0.08 ~ 0.12. Lapho impahla ye-colloidal yomile esimweni sombhede ongashintshi, umswakama obalulekile wesisekelo esomile sezinto ezibonakalayo> 0.30.
(2) Ngomshini wokomisa ibhande, indawo engaphezulu yento ezomiswa inomthelela omkhulu ezingeni lokomisa.
(3) Ngomshini wokomisa ibhande, ukushuba kongqimba bokunqwabelana kanye nokuminyana kwezinto ezisebhandeni lokuhambisa kubaluleke kakhulu. Uma ingafani, izobangela ukomisa okungalingani ngenxa yokungangeni komoya olinganayo. Esikhathini esifushane somoya oshisayo, ngenxa yokomisa ngokweqile kuzokwenza izinga lomkhiqizo libe libi kakhulu, ukungena komoya okumpofu kuzokoma kancane, okuzonciphisa umthamo wedivayisi yonke yokomisa.
(4) Naka ukuvalwa kwezinhlangothi zombili zebhande lokuthutha kanye nendawo yokungena nokuphuma kwempahla. Ngenxa yesifunda esifushane noma ukuvuza komoya oshisayo, amandla okomisa azoncishiswa.
(5) Okokomisa ibhande, ngenxa yokuthi ingemuva ngokuvamile alidingi izinto zokususa uthuli, ikhipha umoya oqondile, ngakho okuqukethwe okumanzi komoya wokuqeda kungathuthukiswa ngendlela efanele. Ngokwesisekelo sokuthi izinga lokushisa lomoya we-exhaust kufanele libe phezulu kunezinga lokushisa elihambisanayo lamazolo, okuqukethwe okumanzi komoya ophumayo kungaba d=0.04 ~ 0.08kg amanzi/kg umoya owomile.
(6) Isivinini sombhede oshisayo womoya oshisayo webhande lokuthutha ngokuvamile singu-u0=0.5 ~ 1.5m/s.
Isimiso sebhayoloji sokuqeda iphunga
Umgomo we-biological deodorization ukusebenzisa ama-microorganisms ukuguqula izinto ezinephunga zibe izinhlanganisela ezingenabungozi. Phakathi nenqubo yokukhula, ama-microorganisms angaguqula izinto zangaphandle zibe ama-metabolites afana ne-carbon dioxide namanzi, noma aziguqule zibe yizinto zeselula ezingenabungozi. Le nqubo ye-biochemical iguqula ukungcola kube izinto ezingangcolisi. Kodwa-ke, izinto zesigaba segesi zivame ukuba nzima ukubhekana nokusabela kwe-biochemical ngenxa yokugxila kwazo okuphansi. Ngakho-ke, inqubo yokuhlanza iphunga lebhayoloji idinga ukuqedwa ngenqubo yokuhlunga kombhoshongo webhayoloji wokuqeda iphunga.
Imithetho yokuvikela i-belt dryer:
(1) Imingcele yokulungisa isomisi nayo miningi, ngakho-ke iphinde ibe nokunwebeka okukhulu kokukhiqiza. Ukuze uqinisekise umthamo wokukhiqiza, ekukhetheni umthombo wokushisa, ifeni noma ifeni ekhipha umoya ukuze ushiye imajini.
(2) Izinto ezifanayo ezinomshini wokomisa zibaluleke kakhulu. Ngoba endaweni yokomisa ibhande, ibhande lenetha kanye nongqimba lwezinto ezibonakalayo kudlala indima emoyeni. Uma impahla ingafani, kuzoba nesifunda esifushane somoya oshisayo, okuholela ekomisweni okungalingani kwento enetheni.
(3) Ukuze uzuze ekusebenzeni kokugeleza komoya oshisayo ngokwawo, ingcindezi eguquguqukayo ye-Pd yomgudu wokungenisa umoya oshisayo kufanele ibe ngaphansi kuka-50Pa. Ngaphansi kwezimo ezingase zibe khona, vumela ivolumu yebhokisi lokungenisa umoya oshisayo libe likhulu ngangokunokwenzeka, elibuye livumelane nomoya.
(4) Ngeyunithi ngayinye yokomisa, zama ukufeza ukufana kwevolumu yomoya evundlile futhi mpo, ungasebenzisa umoya wepuleti lembobo, umoya wepuleti lomhlahlandlela kanye nomoya wokubuyisela kanye nezinye izindlela.
(5) Ngemva kokuba iketango lokuthutha lisetshenziswe isikhathi eside, lizoguga futhi linwebe. Kumelwe kube nendlela yokulungisa indawo yokuthwala kuzo zombili iziphetho zeketango lokuthutha, futhi ngokuvamile lilungise ukuze lenze iketango esimweni sokusebenza esiphusile.
(6) Ishafu eyinhloko yokushayela yebhande lenethiwekhi elidlulisayo kufanele ibe phambi kwendawo yokudlulisela, ukuze isikhawu sebhande lenethiwekhi elithwalayo lihlale lisesimweni esishubile.
Ukuze uthole umphumela wokumisa ongcono kakhulu kanye nesivuno esifanele, kuyadingeka ukulawula ngokunengqondo okuqukethwe kwamanzi wento, isivinini esiqondile sebhande le-mesh, ivolumu yokusabalalisa umoya kanye nezinga lokushisa lomoya kanye neminye imingcele.

Ngokubheka ukushiyeka kwesomisi sebhande lemeshi lendabuko, senze izinguquko eziningi ezintsha. Ngocwaningo lokwakhiwa nokusatshalaliswa kwezinto zokwakha, ukusatshalaliswa nokusakazwa komoya oshisayo nge-roaster, kanye nokubuyiswa kanye nokusetshenziswa kokushisa okuvela ku-exhaust gas ye-roaster, ukusebenza kahle kwezinsimbi, ukufana nokuphuma komkhiqizo kuyathuthukiswa. Ngesikhathi esifanayo, ngokulungiswa kwemininingwane efana nomjikelezo wokushintsha izingxenye zokugqoka, impilo yesevisi nokuthembeka kwezinto zokusebenza kuyathuthukiswa.
Isomisi sebhande esithuthukisiwe asigcini nje ngokuthuthukisa umphumela wokomisa kakhulu, kodwa futhi sithuthukisa kakhulu okukhiphayo futhi sinciphise ukusetshenziswa kwamandla. Ngaphezu kwalokho, ukusebenza kahle kwe-catalyst kuthuthukisiwe. Le mishini ayifanele kuphela amasimu endabuko, kodwa futhi ingasetshenziswa kabanzi ekukhiqizeni izimboni ezintsha, inikeze amabhizinisi izixazululo zokomisa ezisebenzayo nezinobungani nemvelo.