Iyawar birki. Yana daya daga cikin mafi gane halaye na model na Stuttgart iri. A tarihi, an san Porsche koyaushe saboda ƙarfin birki na motocinsa.
Idan muna so mu ƙidaya akan yatsun hannayenmu adadin nasarorin da Porsche ya riga ya samu godiya ga ƙarfin birki na motocinsa, zai zama dole a haɗa ɗaruruwan mutane - ko ɗaruruwan hannaye idan kun fi so.
Hakika, duk wannan sani-yadda samu a gasar da aka yi amfani a samar da wasanni motoci (911 da kuma 718) da kuma SUV ta (Cayenne da Macan) na Jamus iri - a yau Porsche samar mafi SUV fiye da wasanni motoci. Za ku iya gaskata?
To, sabon Porsche Cayenne yana ɗaya daga cikin samfuran da kwanan nan suka ci gajiyar wannan ilimin daga gasar - kuma a'a, ba magana ba ce mai arha. Lokacin da kuka samar da abin hawa mai nauyi fiye da ton biyu tare da fiye da 500 hp, tsayawa da nagarta sosai, akai-akai kuma cikin sauri ba wani abu bane “mai sauƙi” kuma ya zama ƙalubalen injiniya mai rikitarwa.
Yanzu akwai madadin. Ana kiran shi PSCB
Har ya zuwa yanzu, duk wanda ke son Porsche Cayenne mai tsarin birki mai iya rage jinkirin tanka dole ya zaɓi PCCB (Porsche Ceramic Composit Brake) birkin yumbu.
Waɗannan birki na PCCB sun fi 50% sauƙi fiye da tsarin ƙarfe na al'ada, suna tsayayya da gajiya sosai kuma suna daɗe. Matsala… sun kashe fiye da € 10,000 kuma ba sa aiki sosai a cikin yanayi mara kyau.
Yanzu akwai madadin. Sunan ba shi da sha'awa sosai: PSCB (Porsche Surface Coated Brake), amma manufar tana da ban sha'awa sosai.
Birki na PSCB yana amfani da rotors (aka, fayafai) tare da cibiyar karfe. "Sabon dabara" yana kan saman birki. Porsche ya yi nasarar haɗa karfen zuwa gami da tungsten carbide gami. Menene tungsten carbide? Domin suna dadewa 30% fiye da fayafai na al'ada. A aikace, PSCBs suna haɗa mafi kyawun duniyoyin biyu: farashin sarrafawa na birki na ƙarfe da ingantaccen birki na carbon. Ina jin kamar zubar da hawaye don ganin Porsche ta damu da walat ɗin mu…
Waɗannan birki daidai suke akan Porsche Cayenne Turbo kuma ana samunsu azaman zaɓi akan sauran sigogin, akan €3,075 mai daɗi. A matsayin abin sha'awa, yana da daraja a ce cewa rotors sun sami kyakkyawan ƙare bayan 'yan kilomita dari. A cewar Porsche, lokaci ya yi kafin mu ga ana amfani da PSCB akan wasu samfuran.