Honda R18A, R18A1, R18A2, R18Z1, R18Z4 izinjini
Okuqukethwe
Izinjini ze-R-series zavela ekuqaleni kuka-2006, okwakuyindlela encane yokwelapha yokushaqeka emlandweni wobunjiniyela bakwaHonda. Iqiniso liwukuthi ama-motor amaningi adalwe ekuqaleni kwawo-2000 ayephelelwe yisikhathi futhi kwakunesidingo sokudala amamodeli amasha.
Ngaphezu kwalokho, izindinganiso ezintsha zezemvelo zibeka phambili izidingo ezithile zokukhishwa okunobuthi, uchungechunge lwe-B-, D-, F-, H-, ZC olungazange luhlangabezane nalo. Izinjini ze-1,2 ne-1,7 litre zathathelwa indawo uchungechunge lwe-L, olwethulwa ngokushesha ezimotweni zeklasi B. Uchungechunge lwe-K lwaba ngumamukeli ofanelekayo wezinjini ezimbili-litre, eziqeda ngokushesha izimoto ezinzima. Ekuqaleni kuka-2006, ukukhiqizwa kwezimoto ze-Honda Civic kanye ne-Crossroad ze-class C kwase kuphuzwa.
Onjiniyela benkampani babekhathazeke ngombuzo owodwa - hlobo luni lwenhliziyo yokunikeza lezi zimoto? Njengoba wazi, igunya lamamodeli amadala lalincike ezifisweni ezimaphakathi. Izinjini ze-L-series ngokuqinisekile zizobanikeza ukusebenza kahle, kodwa ngamandla angu-90 hp. dynamics kufanele kukhohlakale phakade. Ngesikhathi esifanayo, izinjini ze-K-series zizoba namandla ngokungenangqondo kuleli klasi lomshini. Eminyakeni embalwa kamuva, i-Honda yaklama futhi yafaka ekukhiqizeni izinjini zochungechunge: R18A, R18A1, R18A2, R18Z1 kanye ne-R18Z4. Lonke uchungechunge lwalunezici ezifanayo, amanye amamodeli abe nokuthuthuka okuncane.
Технические характеристики
Izici eziyinhloko zenjini yomlilo yangaphakathi zivezwe etafuleni elingezansi:
| Ivolumu yenjini, cm³ | 1799 |
|---|---|
| Amandla, hp / at rpm | 140/6300 |
| Torque, Nm / at rpm | 174/4300 |
| Isistimu yamandla | umjovo |
| Thayipha | emugqeni |
| Inani lamasilinda | 4 |
| Inombolo yamavalvu isilinda | 4 |
| Piston unhlangothi, mm | 87.3 |
| Ububanzi besilinda, mm | 81 |
| Isilinganiso sokucindezela | 10.5 |
| Ukusetshenziswa kukaphethiloli, nge-100 km ngalinye (idolobha/umgwaqo omkhulu/okuxubile) | 9.2/5.1/6.6 |
| Ibanga lamafutha | I-0W-20 I-0W-30 I-5W-20 I-5W-30 |
| Ushintsho lwamafutha lwenziwa, km | 10000 (ngokuvamile njalo ngo-5000) |
| Umthamo wamafutha uma ushintsha, l | 3.5 |
| Insiza, km | Kuze kube yizinkulungwane ezingu-300 |
Imingcele eyisisekelo
I-R18A iyinjini yomjovo enevolumu engu-1799 cm³. Uma kuqhathaniswa nowandulelayo D17, injini inamandla impela. I-torque ingu-174 Nm, amandla angu-140 hp, okukuvumela ukuthi uqhubekisele phambili izimoto ezisindayo ze-C-class ngokushesha okukhulu. Ukusetshenziswa kwamafutha kuncike kakhulu kwisitayela sokushayela - ngokunyakaza okulinganiselwe, ngaphandle kokusheshisa okungazelelwe, ukusetshenziswa kungamalitha angu-5,1 nge-100 km ngayinye. Edolobheni, ukusetshenziswa kuyanda kuya ku-9,2 amalitha, futhi kwimodi exubile - 6,6 amalitha nge-100 km. Isilinganiso sempilo yenjini singamakhilomitha ayizinkulungwane ezingama-300.
Incazelo Yangaphandle
Into yokuqala okumele uqale ucwaninge ngayo imoto uma uthenga wukubheka amapuleti asefemini anenombolo yomzimba wemoto kanye nenombolo yenjini. Iyunithi yethu yamandla inepuleti yezinombolo etholakala eduze nendawo eningi yokuthathayo, njengoba kuboniswe esithombeni esingezansi:
Into yokuqala edonsa amehlo akho ukuqina kwenjini, okuyinto evamile ezinjinini ezinama-valve angu-16. Umzimba kanye nekhanda le-cylinder zenziwe nge-aluminium alloy yamandla aphezulu, ekhanyisa kakhulu isisindo sonke. Isembozo se-valve salolu phawu simelelwa ngepulasitiki ephezulu eshisayo, esikhundleni sezinketho ezijwayelekile ze-aluminium. Ukunyakaza okunjalo kwezomnotho kwabonakala kunesizathu - ngokusho kokubuyekezwa kwabashayeli - iminyaka engu-7-10 yokusebenza akukho ukuguqulwa okunikeza ukuvuza kwamafutha. I-manifold yokuthatha yenziwe nge-aluminium, ukwakheka kwangaphandle kwenziwa nge-geometry eguquguqukayo.
Izici zobunjiniyela
Uchungechunge lwezinjini ze-R18A ziyizinjini ezine-cylinder ezine. Okusho ukuthi, amasilinda amane enziwe ngomshini ku-block, ahlelwe ngokulandelana emgqeni owodwa. Amasilinda aqukethe ama-piston ashayela i-crankshaft. I-piston stroke ingu-87,3 mm, isilinganiso sokucindezela singu-10,5. Ama-piston axhunywe ku-crankshaft ngezinduku zokuxhuma ezilula futhi ezinamandla, ezenziwe okokuqala ngqa kulo modeli. Ubude bezintambo zokuxhuma buyi-157,5 mm.
Idizayini yekhanda le-aluminium ayizange ishintshe - izihlalo ze-camshaft neziqondiso ze-valve zenziwe ngomshini emzimbeni wayo.
Izici zesikhathi
Indlela yokusabalalisa igesi iyiketango, i-valve engu-16 (isilinda ngasinye sinama-valve okukhiphayo angu-2 kanye nama-exhaust valves angu-2). I-camshaft eyodwa isebenza kuma-valve ngokusebenzisa ama-cylindrical tappets. Azikho izinxephezelo ze-hydraulic ohlelweni, ngakho-ke kuyadingeka ukulungisa ama-valve ngezikhathi ezithile ngendlela ehleliwe. Naphezu kokulula komklamo wesikhathi, ukuba khona kwesistimu ye-valve ye-valve eguquguqukayo ye-I-VTEC ikuvumela ukuthi ulungise izinga lokuvula nokuvala ama-valve kuye ngomthwalo. Le nketho ikuvumela ukuthi wonge kakhulu kuphethiloli futhi usebenzise izinsiza zenjini ngokuphumelelayo. Isistimu yokusabalalisa igesi yemoto yethu ihluleka kakhulu.
Izici zesistimu yamandla
Uhlelo lokunikezwa kwamandla limelelwa ipompo, imigqa yamafutha, isihlungi esihle, isilawuli sokucindezela uphethiloli kanye nama-injection. Ukunikezwa komoya kunikezwa ngamapayipi omoya, isihlungi somoya kanye nomhlangano we-throttle. Izici ziwukuba khona kokulawulwa kwe-elekthronikhi kwezinga lokuvula i-throttle, kuye ngenani lama-revolutions. Futhi ohlelweni lwamandla kukhona i-EGR exhaust system ebabuyisela kabusha ngegumbi elivuthayo. Lolu hlelo lunciphisa inani lezinto ezikhishwayo ezinobuthi emkhathini.
Isistimu kawoyela
Isistimu kawoyela imelelwa ipompo likawoyela elitholakala ku-sump injini. Iphampu iphampu uwoyela, odlula ngaphansi kwengcindezi ngesisefo bese uphakelwa ngokubhoboza izakhi zenjini, ageleze abuyele ku-sump. Ngaphandle kokunciphisa ukungqubuzana, amafutha enza umsebenzi wokupholisa ama-pistons, ahlinzekwe ngaphansi kwengcindezi evela emigodini ekhethekile ngaphansi kwenduku yokuxhuma. Kubalulekile ukushintsha uwoyela njalo ngamakhilomitha ayizinkulungwane 10-15, iningi ngokufanele - ngemva 7,5 ayizinkulungwane km. Amafutha e-injini ajikeleza ohlelweni lokugcoba ngaphezu kwe-15 km alahlekelwa izakhiwo zawo, "imfucuza" yayo ibonakala ngenxa yokuhlala ezindongeni ze-cylinder. Imikhiqizo enconyiwe ikhonjiswe kuthebula elingenhla.
Ukupholisa kanye nesistimu yokushisa
Uhlelo lokupholisa luwuhlobo oluvaliwe, uketshezi lujikeleza eziteshini ezisendlini yemoto, lapho ukushintshana kokushisa kwenzeka khona. Ama-radiator, iphampu, i-thermostat namafeni kagesi aqinisekisa ukusebenza okungaphazamiseki kwesistimu yokupholisa. Umthamo uyahlukahluka kuye ngohlobo lwenjini. Njengesipholisa, umenzi uncoma kakhulu ukusebenzisa i-Honda type 2 antifreeze, ehlinzekwa kulolu chungechunge lwezinjini.
Isistimu yokuthungela imelwe ikhoyili, amakhandlela, iyunithi yokulawula i-electronic kanye nezintambo ezinamandla kakhulu. Azikho izinguquko zesakhiwo ezinhlelweni zokupholisa nezokushisa.
Izinhlobo zezinjini zochungechunge lwe-R18
Uchungechunge lwenjini luhlanganisa amamodeli amaningana anomehluko omncane:
- I-R18 A1 - le modeli enezici ezifanayo ze-R18 A motor, eyenzelwe izimoto zaseJapane naseNyakatho Melika;
- I-R18 A2 - le njini yafakwa ezimotweni zaseYurophu. Izimpawu azihlukile ku-R18 A;
- I-R18 Z1 - inguqulo eguquliwe, i-141 hp, i-torque yahlala ingashintshiwe. Ukuhluka komklamo kulele ekuthuthukisweni kwesistimu yokusabalalisa igesi, okuthi ngesivinini esiphansi kucishwe i-valve yokungena engu-1 kusilinda ngasinye. Shintshanisa ama-multifold at 5000 rpm;
- I-R18 Z1 - ikhophi yemodeli yangaphambilini, efakwe ezimotweni ze-European Honda Civic;
- I-R18 Z9 iyinjini efana ne-R18 Z1, eyenzelwe iHonda HR-V.
Ukwethembeka
Ngokuvamile, uchungechunge lwe-R18 luzisungule njengemoto ethembekile engavamile ukwehluleka. Imfihlo ukuthi akukho okuningi okuzophulwa lapha - ukuklama kwalawa mayunithi amandla kulula kakhulu. I-camshaft eyodwa ikhonza ama-valve wokungenisa kanye nokukhipha ngesikhathi esifanayo, futhi uchungechunge lwesikhathi luthembekile kakhulu kunebhande. Umzimba we-aluminium onamandla aphezulu wenjini namakhanda angamasilinda akwazi ukumelana nokuguquguquka kwezinga lokushisa kahle. Njengoba umkhuba ubonisa, ipulasitiki ephezulu eshisayo yesembozo se-valve ayiguquki ngisho nangemva kweminyaka engu-5-7. Uma ulandela izincomo zomkhiqizi futhi wenze ukunakekelwa okufika ngesikhathi kwenjini, injini izohlanganisa amakhilomitha angaphezu kwezinkulungwane ezingama-300.
Ukulondolozeka kanye nobuthakathaka
Noma yimuphi umcabango onengqondo uzokutshela - uma injini ilula, ithembekile futhi kulula ukuyigcina. Ama-ICE ochungechunge lwe-R18 aklanywe njengezinjini ezijwayelekile zamasilinda amane, okuyinto noma yimuphi umsebenzi wesevisi yemoto azijwayele. Inkinga encane kuphela ukungafinyeleleki kwezinye izingxenye kanye nemihlangano ekhithi yenjini. Phakathi kwezinkinga ezivamile zenjini ye-R18 kukhona:
- Ukushaya kwensimbi ngesikhathi sokusebenza kuyisifo sokuqala esivela njalo ngamakhilomitha ayizinkulungwane ezingu-30-40. Injini ayinazo izinyusi zehydraulic futhi ukugqokwa okuhleliwe kuzenza zizwele. Ama-valve adinga ukulungiswa.
- Uma isivinini senjini sintanta, siyanyakaza lapho kufakwa igesi - hlola uchungechunge lwesikhathi. Ngokugijima okuqinile, iketanga leluliwe, lidinga ukushintshwa.
- Umsindo ngesikhathi sokusebenza - ngokuvamile imbangela ingase ibe ukwehluleka kwe-tension roller. Insiza yayo ingamakhilomitha ayizinkulungwane eziyi-100, kodwa ngezinye izikhathi kancane kancane.
- Ukudlidliza okwedlulele - esimweni sezulu esibandayo, lawa ma-motor anyakaza kancane ngesikhathi sokusebenza, kepha uma ukudlidliza kubalulekile, udinga ukuhlola ngokucophelela izinyusi zenjini, zingadinga ukushintshwa.
Ukushuna kwenjini
Ngokusho kokubuyekezwa kwabanikazi bezimoto, konke ukuthuthukiswa kwalolu hlobo lwezinjini kuthinta kakhulu insiza kanye nezifiso zemoto. Ngakho-ke, ukuthi ukwaneliseka ngamapharamitha asefekthri noma ukwenza ukushuna kuyisinqumo somuntu ngamunye.
Izinguquko ezimbili ezivame kakhulu ze-R18 yilezi:
- Ukufakwa kwe-turbine ne-compressor. Ngenxa yokufakwa kwe-compressor ehlinzeka ngomjovo womoya ophoqelelwe ekamelweni elivuthayo, amandla enjini yomlilo yangaphakathi akhuphuka abe namandla angama-300. Imakethe yezimoto yesimanje inikeza izinhlobonhlobo zama-compressor nama-turbines abiza imali eqinile. Ukufakwa kwalokhu kuthuthukiswa kufanele kufake ukufaka esikhundleni seqembu le-cylinder-piston lensimbi enamandla amakhulu, kanye namabhobho kanye nepompo likaphethiloli.
- Ukulungiswa kwe-atmospheric. Inketho yesabelomali kakhulu ukwenza ukulungiswa kwe-chip, ukungenisa okubandayo kanye nokukhipha okuqondile. Lokhu okusha kuzokwengeza amandla engeziwe angu-10. Inzuzo engangabazeki ukuthi ukucolisiswa akuthinti ikakhulukazi impilo yenjini. Inketho ebiza kakhulu ihlanganisa ukufaka isamukeli esithathayo, esikhundleni samapiston ngesilinganiso sokucindezela esingu-12,5, ama-injection kanye nokushintsha ikhanda lesilinda. Lolu khetho luzobiza kakhulu futhi lwengeze amandla amahhashi angu-180 emotweni.
Uhlu lwezimoto lapho le njini ifakwe khona:
- Honda Civic;
- I-Honda Stream;
- IHonda Cossroad.
