Vane vs. Gear Motors: São Paulo Sugar Mills' 50M Conveyor Drive Choice

Munali pakati pa mwezi wa March pamene ndinalandira foni. Woyang'anira zida ku fakitale ya nzimbe ku Ralatório, São Paulo — pafupifupi makilomita 180 kumpoto chakumadzulo kwa mzindawu — anali kukumana ndi chisankho chomwe chikanatsimikizira ngati fakitale yake inamaliza nyengo yokolola bwino kapena inalowa mu nyengo yopuma ndi zovuta zambiri.

Chonyamulira ndodo cha fakitole ya mamita 50 chinali choyendetsedwa ndi awiri amagiya amagetsiKwa zaka zinayi zapitazi. Nthawi iliyonse ya 榨季 (nyengo yopondaponda), injinizo zinkatentha kwambiri zikagwiritsidwa ntchito nthawi yayitali. Nthawi iliyonse yopuma, gulu lokonza injini linkamanganso zisindikizo, kusintha zida zosweka m'mbali, ndikupemphera. Miyezi isanu ndi umodzi pakati pa kulephera inali nthawi zonse. Pa mphero yokonza matani 12,000 a nzimbe patsiku, ola limodzi lokhala ndi nthawi yosakonzekera yopuma linkawononga pafupifupi matani 500 a ntchito yotayika - ndipo pamitengo yopita patsogolo, imeneyo ndi ndalama zomwe mwini mphero sakufuna kusiya atakhala pabwalo.

Kukambirana kumeneko kunakhala poyambira pa imodzi mwa mapulojekiti osangalatsa kwambiri omwe ndagwirapo ntchito mu gawo lokonza shuga. Chotsatira ndi kufotokoza mwatsatanetsatane chifukwa chakeMa mota a vane amagwira ntchito bwino kuposa ma mota a giya mu ma drive a conveyor a mamita 50— osati nkhani yokhudza malonda, koma zenizeni zogwirira ntchito zomwe zimathandizidwa ndi deta yolephera kwenikweni kuchokera ku mafakitale aku Brazil.

Mikhalidwe Yapadera ya São Paulo Sugar Mill Conveyor

Musanaphunzire zaukadaulo wa injini, muyenera kumvetsetsa zomwe chonyamulira nzimbe chimachita ku injini ya hydraulic. Iyi si fakitale yoyera, yolamulidwa ndi nyengo. Iyi ndi imodzi mwa malo ovuta kwambiri omwe ndakumanapo nawo pazida zolondola za hydraulic.

Fumbi la Bagasse Losakhazikika

Kukonza nzimbe kumapanga mabakiteriya ambiri a ulusi. Zinthuzi sizimangokhala pamenepo - zimakhala fumbi louluka lomwe limalowa m'malo aliwonse obisika, otsekeredwa, ndi onyamula katundu omwe angapeze. Mu magiya amagetsi, komwe mano a magiya otsekeredwa amapanga mipata ya ma microns ochepa chabe, fumbi la mabakiteriya limagwira ntchito ngati chosakaniza chokhwima. Pa ntchito yopitilira, tinthu tating'onoting'ono timalowa m'mitsempha yotsekeredwa, zomwe zimapangitsa kuti kuchuluka kwa kuwonongeka kuchepe kwambiri komwe opanga nthawi zambiri sakuganizira muzofunikira zawo za labotale.

Lipoti la A2022 kuchokera kuBungwe la Makampani a Nzimbe ku Brazil (UNICA)adazindikira kuti kulowa kwa tinthu tating'onoting'ono kunali chifukwa chachikulu cha kulephera kwa makina a hydraulic mu mphero zomwe zidafufuzidwa ku São Paulo ndi Goiás - zomwe zidayambitsa 34% ya zolakwika zonse zomwe zanenedwa. Mukamagwira ntchito ndi injini ya giya, njira yolowerayo imakhala yolunjika: chisindikizo cha shaft chotulutsa mpweya pa injini ya giya chimakhala chowonekera kwambiri kuposa chipinda chotsekedwa cha kapangidwe ka vane koyenera.

Chinyezi cha Kumadera Otentha ndi Kuzungulira kwa Kutentha

Mkati mwa São Paulo mumakumana ndi chinyezi cham'mawa choposa 90% nthawi yonse yokolola kuyambira Epulo mpaka Novembala. Uwu si utsi wa m'mphepete mwa nyanja - ndi mpweya wofunda wodzaza womwe umalowa mkati mwa nyumba zamagalimoto panthawi yozizira pambuyo pozimitsa. Ma mota a magiya, okhala ndi zomangira zawo zakunja ndi zotsekera za shaft zowonekera, amakhala pachiwopsezo chachikulu cha dzimbiri chifukwa cha chinyezi m'mbali mwa magiya owonekera ndi mipikisano ya mabearing.

Ma mota a Vane, okhala ndi mawonekedwe awo ozungulira a rotor ndi vane, amasunga bwino mphamvu yamkati ndipo samakhala ndi vuto lodziunjikira madzi nthawi zina. Chipinda cha rotor-vane mu mota ya vane yosamalidwa bwino chimakhalabe ndi mphamvu pang'ono kuchokera ku inlet circuit, yomwe imagwira ntchito ngati chotchinga chachilengedwe kuti chinyezi chisalowe kudzera mu zotsekera.

Kugwira Ntchito Kosalekeza kwa Maola 24 Panthawi Yokolola

Mphero ya nzimbe simakhala ndi nthawi yokwanira yopuma nthawi yokolola. Mphero ya nzimbe ikayamba kufika kuchokera kumunda, woyendetsayo ayenera kugwira ntchito — mosalekeza — kwa nyengo yonse. Ku São Paulo, mphero nthawi zambiri zimakonza nzimbe kuyambira Epulo mpaka Novembala. Imeneyi ndi miyezi isanu ndi itatu yogwira ntchito mosalekeza, maola 24 patsiku, masiku asanu ndi awiri pa sabata.

Zotsatira zake pa kusankha injini ndi zazikulu. Injini yomwe ili yokwanira pang'ono pamlingo woyenera imalephera kugwira ntchito msanga ikagwiritsidwa ntchito ndi mphamvu ya 110% ya mphamvu yoyenerera panthawi yopereka nzimbe zambiri - zomwe zimachitika pamene magalimoto akuluakulu a m'munda akufika pamzere ndipo mphero ikukakamiza mphamvu kuti ibwezeretse nthawi yotayika pambuyo pa kuchedwa kwa mvula.

"Kusiyana pakati pa injini yomwe imatha nthawi imodzi ndi imodzi yomwe imatha nthawi zitatu si pepala lofotokozera - koma ndi ngati kapangidwe kake kamatha kunyamula zinthu mopitirira muyeso popanda kulephera kwa chisindikizo."

Chinthu Chokhudza Nyengo: Mawindo Osamalira Ndi Afupiafupi

Chimodzi mwa zinthu zomwe sizikuyamikiridwa kwambiri pakukonza mphero ya nzimbe ndi momwe nthawi yopuma ingakhalire yocheperako. Pambuyo pokolola kumapeto kwa Novembala, mphero zambiri zimakhala ndi nthawi ya masabata 10 mpaka 16 nyengo yotsatira isanayambe. Magulu okonza ayenera kusintha osati ma conveyor okha komanso ma boiler, ma mphero, ma evaporator, ndi ma centrifuge - onse akupikisana kuti apeze antchito ochepa komanso ndalama zochepa.

Izi zikutanthauza kuti kulephera kwa injini yotumizira katundu yomwe imafuna nthawi yoposa milungu inayi yogwiritsira ntchito zida zosinthira ndiko kulephera komwe kungayambitse kuchedwa kwa nthawi yokolola yotsatira. Pa mphero yomwe ikugwira ntchito kale pamalire ochepa, izi sizovomerezeka.Kupezeka ndi kukhazikika kwa zinthu zofunika monga momwe zimakhalira ndi magwiridwe antchito osaphika.

Kuyerekeza Kapangidwe: Vane Motors vs. Gear Motors

Momwe Vane Motor Imagwirira Ntchito

Mota ya hydraulic vane imagwiritsa ntchito rotor yokhala ndi malo ozungulira yomwe imayikidwa mu cavity yozungulira (cam ring). Rotor imayikidwa modabwitsa - kutanthauza kuti siimakhala pakati pa housing. Madzi a hydraulic omwe amalowa pansi pa kupanikizika amakakamiza vanes - nthawi zambiri 7 mpaka 12 pa mota iliyonse kutengera kapangidwe kake - kutuluka mozungulira motsutsana ndi cam ring, ndikupanga mzere wotseka pakati pa nsonga iliyonse ya vane ndi khoma lamkati la housing.

Pamene rotor ikuzungulira, ma vane amalowa ndi kutuluka m'malo awo. Vane iliyonse imapanga chipinda chopanikizika chomwe chimalumikizana motsatizana ndi ma port olowera ndi otulutsira, ndikupanga mphamvu. Maonekedwe a mphete ya kamera amatsimikiza kusuntha pa kuzungulira kulikonse. Chifukwa ma vane amayandama pa filimu ya madzimadzi a hydraulic, kutseka kumakhala kosinthasintha komanso kumadzilipira - pamene kuwonongeka kumachitika, ma vane amangotambasuka kwambiri kuti apitirize kukhudzana.

Kapangidwe kameneka kamapanga zinthu zingapo zomwe zimagwirizana mwachindunji ndi mapulogalamu oyendetsa ma conveyor:

• Kuthamanga kozungulira kwambiri— nthawi zambiri 400 mpaka 2,600 RPM pa mitundu yokhazikika, ndipo mapangidwe ena amafika 4,000+ RPM. Izi zikutanthauza kuti mota nthawi zambiri imatha kuyendetsa conveyor mwachindunji popanda gearbox yapakati, zomwe zimachepetsa zovuta zamakina a drive system.
• Kutumiza kwa torque yosalala— Kuthira madzi pakati pa ma vane kumatanthauza phokoso lochepa komanso kugwedezeka kochepa poyerekeza ndi ma netiweki a giya.
• Zovala zodzipindulitsa— pamene ma vane akutha, chingwe chotsekera chimasintha m'malo mowonongeka mwadzidzidzi. Izi zimapatsa ma vane motors ntchito yocheperako pang'onopang'ono pa nthawi yawo yogwira ntchito.
• Mzere woyambira wocheperako— ma mota a vane nthawi zambiri amatha kuyamba ndi katundu wochepa poyerekeza ndi ma mota a giya, zomwe ndizofunikira poyambitsanso conveyor pambuyo poti jam yatha.

Momwe Magiya Amagwirira Ntchito

Giya la hydraulic limagwiritsa ntchito magiya awiri olumikizana — giya loyendetsa ndi giya losagwira ntchito — lomwe lili m'chipinda chopangidwa bwino. Madzi olowa mu doko lolowera amatsekeredwa pakati pa mano a giya pamene akumangirira mbali yolowera, kenako amayendetsedwa mozungulira nyumbayo kupita kumbali yotulukira komwe mano amatuluka, kutulutsa madziwo ndikupanga mphamvu.

Kusavuta kwa kapangidwe kameneka ndi mphamvu yake komanso kufooka kwake. Ndi zigawo ziwiri zokha zozungulira, magiya amagetsi ndi osavuta kupanga komanso otsika mtengo. Amagwirizana bwino ndi ntchito zomwe zimafuna mphamvu yoyambira yamphamvu komanso liwiro lotsika. Komabe, amabwera ndi zinthu zina zomwe zimasiyana:

• Liwiro lotsika kwambiri— nthawi zambiri 400 mpaka 1,800 RPM, zomwe zimalepheretsa makonzedwe a direct-drive.
• Chilolezo chokhazikika— Maziko a mano a giya amaikidwa pamene asonkhana ndipo sangathe kudzisintha okha. Pamene kusweka kukupitirira, kutayikira kudutsa mbali za giya kumawonjezeka, zomwe zimapangitsa kuti mphamvu ya volumetric ichepe.
• Kuzindikira kwambiri kuipitsidwa— Mano a zida omwe ali pafupi ndi ukonde amagwira ntchito ngati msampha wa tinthu tating'onoting'ono. Ulusi umodzi womangika pakati pa mbali za zida ungathandize kuti dzino lonse liwonongeke mofulumira.
• Kuchepetsa mphamvu ya volumetric pansi pa katundu wosinthasintha— magiya amataya madzi ambiri akamayendetsa galimoto kutali ndi malo omwe amakankhira.

Ma Curve Ogwira Ntchito Mwachangu: Malo Ozungulira a 60–80%

Pa ma drive oyendera nzimbe, malo ogwirira ntchito nthawi zambiri amakhala pakati pa 60% ndi 80% ya mphamvu ya injini yomwe imagwiritsidwa ntchito nthawi zonse - ndi nthawi yochepa yofika 110% panthawi yodzaza kwambiri. Apa ndi pomwe ma curve a magwiridwe antchito a ma vane ndi ma gear motors amasiyana kwambiri.

Ma mota a giya nthawi zambiri amakhala ndi mphamvu yokwanira ya volumetric pafupi ndi malo awo opanikizika omwe adapangidwa - nthawi zambiri amakhala ndi mipiringidzo 150 mpaka 200 pamakina apakati opanikizika. Pa torque ya 60–80% (pafupifupi mipiringidzo 100–150), mota ya giya ikhoza kugwira ntchito pa 82–87% ya mphamvu yokwanira ya volumetric. Pamalo omwewo ogwirira ntchito, mota ya vane yopangidwa bwino nthawi zambiri imakhala ndi mphamvu yokwanira ya 88–93% ya volumetric chifukwa cha kapangidwe ka vane yodzitsekera yokha.

Kwa miyezi isanu ndi itatu yokolola yomwe imatenga maola 24 patsiku, kusiyana kumeneku kwa 5-6 peresenti kumatanthauza kusiyana kwakukulu kwa mphamvu zomwe zimagwiritsidwa ntchito - makamaka pamlingo wa mphero yomwe imakonza matani 12,000 patsiku pomwe mphamvu yoyendetsera conveyor imatha kupitirira 75 kW pa mota iliyonse.

Kuyerekeza Kwabwino Kwambiri: Vane Motor vs. Gear Motor pa Malo Ogwirira Ntchito a Conveyor

Mkhalidwe Wogwirira Ntchito	Kugwiritsa Ntchito Moyenera kwa Vane Motor	Kugwiritsa Ntchito Bwino kwa Magiya a Giya
Mphamvu ya 60% (100 bar)	90–93%	82–87%
Mphamvu ya 80% (150 bar)	91–94%	85–89%
Kuchuluka kwa 110% (180 bar)	88–91%	79–84%
Yoyambira-yosanyamula katundu (yozizira, mipiringidzo 60)	78–84%	68–75%

Kuyendetsa Galimoto Yoyendera Mamita 50: Chifukwa Chake Kukonza Ma Drive Ndi Kofunika

Galimoto Yokhala ndi Mapeto Awiri vs. Galimoto Yokhala ndi Mapeto Awiri

Chonyamulira cha mamita 50 pa fakitale ya nzimbe chimabweretsa vuto la kapangidwe kake mosasamala kanthu za mtundu wa injini. Lamba, lodzaza ndi nzimbe, limapangitsa kuti pakhale kupsinjika kwakukulu pa pulley yoyendetsera. Makonzedwe a drive ya single-end amaika mphamvu yonse ya lamba pa mota imodzi ndi gulu limodzi la ma bearing - dongosolo lovuta lomwe limafulumizitsa kuwonongeka kwa mota komanso kapangidwe ka conveyor.

Kuyendetsa kwa mbali ziwiri — komwe kuli mota kumapeto onse a conveyor — kumagawa katundu pakati pa mayunitsi awiri. Izi zimachepetsa kufunikira kwa torque pa mota iliyonse, zimawonjezera moyo wa ma bearing pa ma pulley a conveyor, ndipo zimapangitsa kuti ntchito ikhale yowonjezereka: ngati mota imodzi yalephera panthawi yokolola, mpheroyo ikhoza kupitiriza kugwira ntchito ngakhale mphamvu yake yachepa m'malo moyimitsa kwathunthu.

Makampani ambiri opanga magalimoto ku São Paulo omwe ndimagwira nawo ntchito amakonda kuyendetsa magalimoto awiriawiri kwa ma conveyor otalikira mamita 30. Mtengo wowonjezera injini yachiwiri umachepetsedwa ndi kudalirika komanso kuchepa kwa kupsinjika kwa kapangidwe ka chimango cha conveyor.

Ubwino wa Vane Motors Wothamanga Kwambiri Pantchito

Mphamvu ya ma vane motors yothamanga kwambiri (mpaka 2,600 RPM pa mitundu yokhazikika) imakhala ndi zotsatira zabwino pa ma conveyor drives: nthawi zambiri imachotsa kufunikira kwa gearbox yochepetsera liwiro. Conveyor yomwe imagwira ntchito pa liwiro la lamba la 800 RPM ikhoza kuyendetsedwa mwachindunji ndi vane motor pa liwiro lofanana - popanda kutayika kwa magwiridwe antchito, zofunikira pakukonza, komanso mavuto okhudzana ndi kugwiritsa ntchito mafuta kwa gearbox.

Ma gear motors, omwe ali ndi liwiro lotsika kwambiri, nthawi zambiri amafunikira gearbox ya pulaneti kapena helical kuti igwirizane ndi zofunikira pa liwiro la conveyor. Gawo lililonse la gearbox limayambitsa kutayika kwa magwiridwe antchito a 2–4%, limawonjezera chinthu chokonza (kusintha mafuta, kusintha chisindikizo), ndipo limapanga malo omwe angalephereke. Kuchotsa gearbox pa drive train ndi chimodzi mwa zisankho zabwino kwambiri zomwe mphero ingachite kuti ikhale yodalirika kwa nthawi yayitali.

Kugunda kwa Mphamvu ndi Moyo wa Lamba

Chinthu chimodzi chomwe sichimaganiziridwa posankha ma conveyor drive ndi torque pulsation. Ma gear motors, chifukwa cha momwe amagwirira ntchito mano, amapanga ma torque ripples osavuta pa nthawi yomwe ma gear tooth meshing amathamanga kwambiri. Pa liwiro lalikulu, ma ripples awa amatha kuyambitsa ma resonant frequency mu conveyor structure, makamaka m'makina a lamba wachitsulo wautali.

Ma mota a Vane, okhala ndi malo awo ambiri a vane ndi torque yolumikizidwa ndi madzi, amapanga mphamvu yosalala kwambiri. Kwa conveyor ya mamita 50 yokhala ndi lamba wachitsulo - komwe kutopa kwa lamba ndi vuto lenileni - kuchepetsa kugwedezeka kwa torsional pa pulley yoyendetsa kungathandize kukulitsa moyo wa ntchito ya splice.

Project Real São Paulo Mill: Deta kuchokera ku Field

Ndiloleni ndikupatseni tsatanetsatane wa pulojekiti ya Ralatório yomwe ndatchula potsegulira, chifukwa manambala ndi omwe adapangitsa woyang'anira chipangizocho kusintha njira.

Chigayochi chakhala chikugwiritsa ntchito ma mota awiri a giya a 15 kW (omwe ali ndi mphamvu ya 180 bar, 1,200 RPM maximum) pa chonyamulira chawo cha nzimbe cha mamita 50 kuyambira 2021. Chilichonse mwa izo, chidakumana ndi vuto lotsatirali:

• Mwezi wachiwiri wa kukolola— injini yoyamba imatentha kwambiri panthawi yomwe imagwira ntchito bwino kwambiri. Gulu lokonza limalowa m'malo mwa chisindikizo cha shaft.
• Mwezi 4— injini yachiwiri ikuwonetsa kuchepa kwa mphamvu yotulutsa. Mphamvu yotulutsa imatsika pafupifupi 12% kuchokera pa yoyambira.
• Mwezi 6— injini yoyamba imafuna kukonzedwanso kwathunthu. Kuwonongeka kwa mbali ya giya kumaposa kulekerera. Ma injini onse awiri tsopano ali mu mkhalidwe woipa pa nthawi yotsala yokolola.
• Nthawi yopuma— injini zonse ziwiri zamangidwanso. Ndalama zonse zokonzera pa galimoto iliyonse: pafupifupi BRL 38,000 (zida + ntchito) ya makina oyendetsa okha.

Nthawi yapakati pakati pa kulephera: miyezi 6. Imeneyo ndi nthawi imodzi yonse ya 榨季, yomwe kwenikweni si yoipa kwa magiya amagetsi mu pulogalamuyi — komanso si yabwino.

Pambuyo pa kuwunika kwathu kwaukadaulo, mpheroyo idayika ziwiriVicks M4C mndandanda wa ma hydraulic vane motorsmphamvu yake inali 18 kW, mphamvu yake inali 2,000 RPM, ndipo inali ndi ma drive awiriawiri. Ma mota anasankhidwa opanda gearbox yapakati — ma drive oyendetsera mwachindunji anachepetsa kwambiri zovuta za makina a makinawo.

Izi ndi zomwe zinachitika m'nyengo zitatu zotsatira za kukolola:

Nyengo yoyamba idadutsa popanda kuyimitsa injini. Kumapeto kwa nyengo, gulu lokonza magalimoto linayang'ana ma mota onse awiri panthawi yokonzanso nthawi zina. Kuwonongeka kwa ma vanes kunali mkati mwa 0.15 mm kuchokera ku zomwe fakitale ikufuna - sikunali kofunikira pa nyengo yonse yogwira ntchito mosalekeza. Palibe chifukwa chosinthira chisindikizo.

Woyang'anira chipangizocho anandiuza chinthu chomwe chakhalabe m'maganizo mwanga:"Tinakonza bajeti ya kuwonongeka kwa magalimoto monga momwe timakonzera bajeti ya kuchedwa kwa mvula. Titamaliza kukolola, tinayenera kuchotsa chinthucho mu dongosolo lokonza."

Chifukwa chiyani Vicks Hydraulic imagwirira ntchito pa Sugar Mill Conveyor Drives?

Kwa zaka zoposa khumi ndi zisanu ndi ziwiri, Vicks Hydraulic yamanga zomangamanga zopangira zinthu zomwe zapangidwa kuti zigwiritsidwe ntchito popanga zinthu zambiri komanso molondola. Ndiloleni ndikupatseni tsatanetsatane wofunikira pakupanga zinthu zogulira shuga.

Mulingo Wopanga

Vicks imagwiritsa ntchito mizere isanu ndi umodzi yotsogola padziko lonse lapansi yopanga zinthu, yomwe imatha kupanga ma vane pump ndi ma motor okwana 80,000 pachaka. Iyi si kampani yopanga zinthu zapamwamba — iyi ndi kampani yopanga zinthu zamafakitale yokhala ndi njira zoyendetsera zinthu zabwino zomwe ogula ambiri amafunikira.

Ziphaso za Zam'madzi ndi Zamakampani

Kwa mafakitale a shuga omwe amakonzanso mabakiteriya kuti apange mphamvu pamodzi — njira yomwe ikukula ku São Paulo pambuyo pa BrazilPulogalamu ya RenovaBio—Zigawo za 液压 zitha kutsatiridwa ndi njira yowunikira yomweyi monga momwe zimagwiritsidwira ntchito panyanja. Vicks ali ndi zilolezo zamitundu yosiyanasiyana kuchokera ku mabungwe asanu akuluakulu ogawa magulu:

• CCS(China Classification Society)
• DNV(Det Norske Veritas, Norway)
• ABS(Bungwe Loona za Kutumiza Zinthu ku America)
• BV(Bureau Veritas, France)
• LR(Kaundula wa Lloyd, UK)

Ziphaso izi si zizindikiro zotsatsa malonda — zimafuna kutsimikizika kwathunthu kwa kapangidwe kake, kuwunika njira zopangira, ndi kuyesa mwachisawawa zitsanzo. Kwa mphero yogula zida zamagetsi zomwe zimagwira ntchito mosalekeza kwa miyezi isanu ndi itatu pachaka m'malo owononga, kudziwa kuti wopanga amagwira ntchito motsogozedwa ndi gulu la anthu kumawonjezera chidaliro chomwe chimapitirira pepala la data.

Utsogoleri Wokonzanso Miyezo Yamakampani

Vicks Hydraulic imagwira ntchito ngati gawo lotsogolera pakukonzanso miyezo yamakampani ya zida za hydraulic vane — zomwe zikutanthauza kuti gulu la mainjiniya la kampaniyo likuchita nawo mbali pofotokoza tanthauzo la magwiridwe antchito ndi khalidwe "lovomerezeka" pa gawo lonse. Ichi si chitsimikizo chongokhala chete; ndi chothandizira paukadaulo pa miyezo yomwe opikisana nawo ayeneranso kukwaniritsa.

Mukagula kuchokera ku Vicks, mukugwira ntchito ndi wopanga yemwe ali ndi mphamvu zokhazikitsa miyezo yomwe zipangizo zonse za vane zimaweruzidwira.

Kuthekera Kwambiri kwa Mapulojekiti Aakulu

Pa mapulojekiti a mphero ya shuga omwe amafunikira ma mota angapo — kaya pakupanga ma conveyor atsopano kapena kukonzanso ma drive a ma mota ambiri — Vicks'80,000+ amatanthauza kuchuluka kwa mayunitsi pachakamapulogalamu ogula zinthu zambiriZilipo pa maoda opitilira mayunitsi 20. Izi zikutanthauza kuti mayunitsi amapikisana ndi ogulitsa magalimoto a zida zamagetsi, pomwe amapereka zabwino zomwe zafotokozedwa pamwambapa.

Ngati ndinu kontrakitala wa EPC amene akugwira ntchito pa fakitale ya shuga kapena kukulitsa kwakukulu, mphamvu yopezera shuga ndi kapangidwe ka mitengo kameneka ndi koyenera kukambirana koyambirira kwa polojekitiyi.

Zimene FAO Ikunena Zokhudza Gawo Lino la Shuga

Kupanga shuga padziko lonse lapansi kukuyembekezeka kukhalabe kolimba mkati mwa zaka za m'ma 2020 malinga ndiMndandanda wa malipoti a FAO Food OutlookBrazil ikusunga malo ake monga dziko lomwe limapanga nzimbe zambiri padziko lonse lapansi, ndipo boma la São Paulo limapanga pafupifupi 55% ya zomwe dziko limapanga. Pamene mafakitale akukumana ndi kukakamizidwa kuti akonze bwino ntchito yokonza nzimbe pa tani imodzi, chuma cha hydraulic drive chikukula kwambiri — osati pang'ono.

Mphero yokonza matani 12,000 patsiku panthawi yokolola kwa miyezi isanu ndi itatu imakwaniritsa matani pafupifupi 2.88 miliyoni pa nyengo. Pamtengo wokhazikika wa USD 28 pa tani, ola lililonse la nthawi yosakonzekera yogwira ntchito limayimira mtengo woposa USD 800,000 wotayika pa ntchito yokonza nzimbe pa nthawi yokolola. Ngati kukweza injini kumachepetsa kuyimitsidwa kosakonzekera ndi chochitika chimodzi pa nyengo, kuwerengera kwa ROI kwa ma mota apamwamba a vane kumakhala kosavuta.

Nkhani Yaukadaulo: Chidule

Nayi mfundo yogwirizana yaukadaulo yofotokozera chifukwa chake ma hydraulic vane motors ndi chisankho choyenera cha ma conveyor drive a nzimbe a mamita 50 ku São Paulo:

1. Kukana kuipitsidwa— Njira yotsekera vane imalekerera kwambiri kulowa kwa fumbi la basasse kuposa kuyika mano pa giya, zomwe zimachepetsa kuchuluka kwa kulephera mu malo opumira fumbi.
2. Kulimba kwa chinyezi— Chipinda chotsekedwa cha vane chimasunga mphamvu yabwino yamkati, kuchepetsa dzimbiri lomwe limabwera chifukwa cha chinyezi panthawi ya chinyezi cha m'madera otentha.
3. Mphamvu yoyendetsa mwachindunji— Liwiro lalikulu kwambiri limachotsa bokosi la gearbox, kuchotsa chinthu chokonza ndikuwonjezera magwiridwe antchito a dongosolo.
4. Kutumiza kwa torque kosalala— Kuchepa kwa torsional pulsation kumawonjezera moyo wa splice wa lamba wonyamula katundu pa malamba achitsulo ataliatali.
5. Zovala zodzipindulitsa— Kuchuluka kwa magwiridwe antchito pang'onopang'ono kumatanthauza kuti kukonza kumakonzedwa osati chifukwa cha ngozi.
6. Kuchita bwino kwambiri mu gulu logwirira ntchito la 60–80% torque— Malo enieni ogwirira ntchito a chonyamulira nzimbe, komwe ma vane motors amagwira ntchito bwino kuposa ma gear motors ndi ma point 5–6 peresenti.

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Kwa mafakitale omwe akuyendetsa magiya pa ma conveyor awo, kusintha kukhala ma vane motors si ntchito yovuta kwambiri - ndi njira yosinthira mwachindunji m'mafayilo ambiri okhazikika. Kapangidwe ka ma drive awiri omwe ma conveyor ambiri a mamita 50 amafunikira ali mkati mwa mphamvu ya ma vane motors okhazikika, ndipo mawaya ndi ma hydraulic connections amatha kusinthana ndi machitidwe okhazikika a ma industrial motors.

Nkhani yokhudza ndalama yagona pa kuyerekeza kosavuta: ndalama zomwe zimagwiritsidwa ntchito pokonza chaka chilichonse komanso nthawi yomwe injini zamagiya zimawonongeka, poyerekeza ndi mtengo woyikidwa komanso nthawi yomwe injini zamagiya zimawonongeka. Malinga ndi ziwerengero zomwe ndawona kuchokera ku São Paulo mills, magiya amalipira okha mkati mwa miyezi 18 mpaka 24 pogwiritsa ntchito njira yoyendetsera galimoto yoyendera.

Ngati mukuyang'ana izi pa mphero yanu kapena pulojekiti yomwe mukugwira ntchito, ndingasangalale kukambirana mwachindunji zaukadaulo. Gulu lathu la mainjiniya ku Vicks Hydraulic likhoza kupereka chithandizo chosankha mota kutengera zomwe mukufuna, kuphatikiza liwiro la lamba, mbiri ya katundu, ndi kasinthidwe ka drive.

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