Matarekita ezvekurima emazuva ano ane tekinoroji yakawanda kwazvo, anokwikwidza kunyange chitundumuseremusere chazvino. Asi iyo yekupedzisira ichiri chekare-chikoro, ichivimba zvakanyanya nemafuta emafuta. Saka chero optimization mukuita kwetirakita kuhwina kukuru kune zvakatipoteredza.
Tichifunga izvi, vaongorori vePurdue University vakaita chirongwa chemadhora miriyoni mazana matatu nemazana maviri eDhipatimendi reMagetsi kukwenenzvera ma hydraulic masisitimu anobatanidza matirakita nemidziyo.
"Simba remvura riri kwese kwese," akadaro Andrea Vacca, Purdue's Maha Fluid Power Faculty Chair, purofesa we mechanical engineering uye engineering yezvekurima uye yebhayoloji, uye mutungamiriri we Maha Fluid Power Research Center, iyo yakakura kwazvo yedzidzo hydraulics lab munyika. “Inoshandiswa mundege, mumotokari, uye mumhando dzose dzemichina inorema. Tarakita muenzaniso wemotokari inoshandisa simba remvura kumisa zvese kubva pachidhiraivho nekufambisa, kusvika pakusimbisa midziyo yainodhonza kumashure kwayo.
Asi kuisa simba kwemidziyo kwaratidza kuve dambudziko. Iyo hydraulic control system yetirakita yakaratidza chete 20% kushanda zvakanaka kana yakabatana kune hydraulic masisitimu ezvimwe midziyo yakaita semaplanter, seeders uye mabheiler.
“Pane kunetsana mukutonga, uko masisitimu maviri aya anenge achirwisana,” akadaro Patrick Stump, Ph.D. mudzidzi mune mechanic engineering. “Nekuda kweizvozvo, kana yakabatana neplanter, tirakita inogara ichishanda nesimba guru, izvo zvinopedza mafuta uye kuwedzera hutsi.
Muchidzidzo ichi, inotsigirwa nemari kuburikidza neUS Department of Energy's Hofisi Yesimba Nesimba uye Renewable Energy, Chikwata chaVacca chakanangidzira kutarisa kwacho pane chaiyo combo yetirakita neplanter, zvese zvakapihwa na Nyaya yeNew Holland Industrial, ine hydraulic systems inopiwa ne Bosch Rexroth. Ona vhidhiyo.
Mudyari ane upamhi hwemamita makumi mana, aine mitsara gumi nematanhatu yekudyara.
“Mutsetse wega wega une michina yakawanda inoshanda pamwe chete kudyara mbeu,” akadaro Xiaofan Guo, Ph.D. mudzidzi mune mechanic engineering. “Kumberi kune vhiri rekuchenesa kuti ribvise zvinomera zviripo. Disiki rekucheka rinocheka mugero muvhu, mota inopinza mbeu muvhu, chipfapfaidza chinodyisa mvura nefetereza mugomba uyezve dhisiki rekupedzisira rinovhara gomba. Kune gumi nematanhatu emitsara yekudyara iyi, inoda huwandu hwakanyanya hwekumanikidza kuti ubudirire kudyara mbeu. Uye ese anofambiswa neiyo imwe hydraulic system. ”
Kugadzirisa dambudziko rekugadzirisa tirakita-yekudyara combo, timu yaVacca yakasarudza nzira yezvikamu zvitatu. Chekutanga, vaongorori vaifanira kuratidza iyo hydraulic system uye kuvaka simulation modhi mukombuta.
"Matarakita aya anodhura uye akaoma kunzwisisa," akadaro Xin Tian, Ph.D. mudzidzi akagadzira mamodheru mukati memakore mana. “Saka takatanga nekumodedzera zvinhu zvega uye kuzviyedza zviri munzvimbo inomira muno mulab. Kana izvo zviri izvo, isu tinosanganisa mamodhiyo echikamu kuita sisitimu - uye toyedza sisitimu - kuti tigone kuona kuti modhi yese ndeyechokwadi. Iyo modhi yakakura uye yakaoma kunzwisisa, timu yangu inoidana kuti 'Chikara!'”
Pavakangosimbisa modhi yavo, vaongorori vakatamira kuchikamu chechipiri: kugadzira mhinduro dzavaigona kuyedza.
"Mamiriro ekudyara akasiyana anoda huwandu hwakasiyana hwekumanikidza uye kuyerera," akadaro Tian. "Kana modhi ikaratidza kuvandudzwa kwesimba uye kugona, tinogona kutanga kuita shanduko idzi pasi pemamiriro epasirese."
Kwechikamu chechitatu - bvunzo dzepasirese - timu yakashongedza tirakita-yekudyara combo ine zviuru zvemasensor.
“Tinoda kuziva kuti tirakita iri kushandisa simba rakadii, mapombi ehydraulic ari kuitei, uye kuti matsimba nemafambiro akaita sei muplanter,” akadaro Jake Lengacher, uyo anodzidza mugore rekutanga Ph.D. mudzidzi. "Idzo dzese waya dzinotungamira mubhokisi idzva rekutora data ratakaisa mukombi, saka tine mufananidzo uzere wezviri kuitika panguva yekudyara."
Nekuda kwechikwata, Purdue ine nzvimbo dzakawanda dzematirakita makuru ekufamba. The Koreji Yezvekurima akagovera timu yeVacca nhanho yemamaira yenzvimbo pa Animal Sayenzi Tsvagiridzo uye Dzidzo Center muWest Lafayette.
"Tine rombo rakanaka kuPurdue," akadaro Vacca. “Tine nzvimbo yakawanda yerabhoritari kuMaha uko kwatinokwanisa kuyedza michina mikuru iyi pasi pemamiriro ekunze; uye Zvekurima zvakare zvine nzvimbo zhinji dzemapurazi kwatinogona kuita tsvakiridzo yemumunda. "
Uye sezvo pasina nhengo yechikwata yakanga yamboshandisa tirakita yakakura kudaro mumunda, Nyaya yeNew Holland yakavadzidzisa kutyaira.
"Simba guru retirakita ye25,000-pound ine 435 horsepower, kudhonza 10,000-pound planter - zvinoshamisa," akadaro Stump. “Asi zvakare pane zvakawanda zviri kuitika mukombi, kunyanya kushandisa planter. Iri ibasa revarume vaviri, saka kazhinji Jake anenge ari mukombi achitarisisa data riri palaptop. "
Chikwata ichi chakaita mamhanyi akati wandei muchirimo cha2021, kwavakadyara mbeu dzechibage nenzira dzakasiyana dzakafanotemerwa injini kumhanya uye mitengo yekudyara. Vachibatanidza kuburikidza nedata, vakawana kuti yavo itsva hydraulic control masisitimu yakashandurirwa mune yakazara 25% yekuwedzera kugona.
"Tichifunga huwandu hwemafuta hunoshandiswa netirakita, ndiko kuvandudza kukuru," akadaro Vacca. “Uye aya anongova mavambo. Chinangwa chedu cheprojekiti ndechekupeta kaviri kugona kweiyo yakazara hydraulic control system. Mune ramangwana, isu tinoronga kutanga nzira yekudzora yekumanikidza yekutonga, iyo isati yamboyedzwa mumotokari dzekurima. "
"Pandakaona iyo data yakaratidza kuti mhinduro yedu inoshanda, ndakafara," akadaro Guo. “Ndakakurira muguta, saka kuva papurazi rakadai kunondinakidza chaizvo. Yangu hunyanzvi ndeyekutonga masisitimu, saka zvainakidza kuona dzidziso dzedu mulabhu dzichiedzwa munyika chaiyo. Simba remvura inzvimbo yakanyatsogadziriswa, asi pachine mukana wakawanda wekutaura masisitimu matsva nemavakirwo matsva ekuita kuti zvinhu zvive nani. "
Stump akati, “Handina kumbofunga kuti ndichange ndichityaira tirakita nemumunda wepurazi kuti ndiwane Ph.D. Ndaive nehurongwa hwekuenda mumhepo. Asi ma hydraulics ari pamatarakita aya anonetsa senge ndege kana roketi. Kunyura mukati mesimba remvura kwave kushanda zvakanyanya kune ramangwana rangu muinjiniya. "
Tian akati, “Chokwadi ndicho chakanakisa chenguva yangu pano paPurdue. Ndakaisa nguva yakawanda mumhando idzi, uye kuona kuvandudzwa kwemhedzisiro yaive nguva inofadza kwandiri. "
Vacca akati, "Kuona kushanda nesimba kwevadzidzi vedu - uye kupupurira zano richibva murabhu richienda kumunda - ndicho chikamu chakanakisa chebasa redu."
- Jared Pike, Purdue University