Mercedes-Benz ya gabatar da fasahar Bluetec
Mercedes-Benz tana juya shuɗi zuwa kore ta hanyar amfani da fasahar Zaɓin Zaɓuɓɓuka Masu Sauƙi (SCR) da Turai ta amince da su, ko kuma Bluetec kamar yadda Mercedes-Benz ke kiranta, don biyan sabon ƙa'idodin fitar da hayaki na 2008.
SCR, tare da Exhaust Gas Recirculation (EGR), ɗaya ne daga cikin fasaha na yau da kullun da masana'antun manyan motoci ke amfani da su a duk duniya don saduwa da sabbin ƙa'idodi masu tsauri.
Ana ganin gabaɗaya a matsayin hanya mafi sauƙi don cimma maƙasudin rage yawan hayaƙi fiye da EGR saboda fasaha ce mai sauƙi wacce ba ta buƙatar kowane canje-canje ga injin tushe kamar yadda EGR ke yi.
Madadin haka, SCR tana allurar Adblue, ƙari na tushen ruwa, cikin rafi mai shayewa. Wannan yana sakin ammonia, wanda ke canza NOx mai cutarwa zuwa nitrogen da ruwa mara lahani.
Wannan hanya ce wacce ba ta da silinda, yayin da EGR wata hanya ce ta in-Silinda don tsaftace shaye-shaye, wanda ke buƙatar manyan canje-canje ga injin kanta.
Amfanin SCR shine cewa injin na iya yin datti, saboda ana iya tsaftace duk wani ƙarin hayaki a cikin magudanar ruwa bayan sun bar injin.
Wannan yana ba masu zanen injin damar daidaita injin don haɓaka ƙarin ƙarfi da ingantaccen tattalin arzikin mai ba tare da iyakancewa da buƙatar tsaftace injin da kanta ba. A sakamakon haka, injunan Mercedes-Benz da aka sake sabunta suna da ƙimar matsawa mafi girma kuma suna samar da ƙarfin dawakai 20 fiye da injinan yanzu.
Injin SCR kuma zai yi amfani da na'urar sanyaya, don haka babu buƙatar ƙara ƙarar na'urar sanyaya na'urar kamar yadda ake yi da EGR, wanda ke sa injin ɗin ya yi zafi sosai.
Ga ma'aikacin, wannan yana nufin haɓaka aiki da ƙananan farashin aiki.
Yawancin ma'aikatan da suka sami damar gwada ɗayan manyan motocin gwajin da aka kimanta a Ostiraliya ta hanyar masana'antun ta amfani da dabarun SCR - Iveco, MAN, DAF, Scania, Volvo da UD - suna ba da rahoton mafi kyawun aiki da sarrafa sabbin motocin idan aka kwatanta da na baya. . motocin dakon nasu, kuma galibinsu suna ikirarin inganta tattalin arzikin man fetur.
Rashin lahani ga masu aiki shine cewa dole ne su rufe ƙarin farashi don Adblue, waɗanda galibi ana ƙara su akan ƙimar 3-5%. Ana jigilar Adblue a cikin wani tanki na daban akan chassis. Yawanci yana da karfin kusan lita 80, wanda ya isa ya sami B-biyu zuwa kuma daga Brisbane da Adelaide a cikin gwaje-gwajen kwanan nan da Volvo ya yi.
Mercedes-Benz na da manyan motoci guda shida na SCR da ake tantancewa a cikin gida, wadanda suka hada da manyan motocin Atego biyu, tiraktan Axor daya da taraktocin Actros guda uku. Dukkanin su an sanya su a karkashin wutar lantarki a wasu aikace-aikace mafi tsanani a kasar don tabbatar da cewa sun shirya tsaf don gabatar da sababbin dokoki a watan Janairu.
