samfurori

A ƙarƙashin matsin lamba biyu na "lantarki" da "ƙarfin nauyi" a yau'a masana'antar kera motoci, kowace gram da aka adana tana fassara zuwa ga tsawaitaccen kewayon da rage yawan amfani da makamashi. Duk da cewa ana ba da kulawa sosai ga manyan abubuwan da ke ciki kamar tsarin jiki da fakitin batir, wani muhimmin ɓangare da ba shi da wani tasiri amma mai mahimmanci shine fuskantar juyin juya hali na zahiri.—firam ɗin wurin zama na mota.

Firam ɗin kujerun gargajiya galibi ana yin su ne da ƙarfe mai tambari da walda. Duk da cewa suna cika buƙatun ƙarfi, suna da nauyi kuma suna ba da 'yancin ƙira mai iyaka. Tare da ci gaban fasahar robobi cikin sauri, dogon polypropylene mai ƙarfin gilashi mai ƙarfi (LGF/PP) yana maye gurbin ƙarfe da sauri a matsayin kayan da ya dace da firam ɗin kujerun zamani.

 Menene Dogon Gilashin Fiber PP?

Ba kamar kayan da aka saba amfani da su na gajerun gilashin da aka ƙara ƙarfin fiber ba (inda tsawon fiber yawanci bai wuce 1 mm ba), dogon polypropylene da aka ƙara ƙarfin fiber ɗin yana nufin wani abu da aka gyara wanda ya ƙunshi zare-zare na gilashi mai tsawon 10.–25 mm. Wannan tsari na musamman yana ba da babban ci gaba a cikin aikin kayan aiki:

Hanyar sadarwa ta zare mai girma uku: A lokacin ƙera allura, dogayen zare na gilashi suna haɗuwa a cikin matrix na polymer, suna samar da kwarangwal mai girma uku. Ko da lokacin da kayan tushe suka yi laushi a yanayin zafi mai yawa, hanyar sadarwa ta zare tana taimakawa wajen kiyaye siffa—wani abu da aka sani da "tasirin kwarangwal na zare."

Tsawon zare mai yawa: Tsawon zaren da ya rage a ɓangaren da aka gama ya fi na kayan gargajiya girma. Wannan shine babban sirrin da ke bayan babban ƙarfinsa.

Me Yasa Ya Dace Da Tsarin Kujeru?

Ga masana'antun motoci, kujeru ba wai kawai don jin daɗi ba ne—su ne sassan aminci. Idan aka yi karo, firam ɗin wurin zama dole ne ya jure wa tasirin da ya wuce gona da iri yayin da yake kiyaye daidaiton tsarin. LGF/PP yana magance rikici tsakanin tauri da tauri a fannin injiniyan robobi daidai gwargwado:

Babban ƙarfi da juriya ga tasiri: LGF/PP yana ba da kyakkyawan ƙarfin tensile da modulus na sassauƙa, tare da juriya ga tasiri3–Sau 5 ya fi na kayan da aka yi da fiber ɗin gilashi na yau da kullun. A cikin hatsari, yana shan makamashi mai yawa ta hanyar nakasa ba tare da karyewar karyewa ba, don haka yana kare mazauna.

Kyakkyawan juriya ga tarkace: Kujeru sassa ne masu ɗaukar nauyi waɗanda ke fuskantar damuwa na dogon lokaci. Duk da cewa robobi na gargajiya suna iya lalacewa idan aka ci gaba da ɗaukar nauyi, LGF/PP yana kiyaye daidaiton girma koda a digiri 100.°C na tsawon lokaci, yana tsayayya da nakasa ta dindindin.

Rage nauyi mai mahimmanci: Idan aka kwatanta da tsarin ƙarfe na gargajiya, firam ɗin kujerun LGF/PP sun kai matsayi na 20–Rage nauyi kashi 30%, wanda ke taimakawa kai tsaye rage yawan amfani da mai ko faɗaɗa kewayon EV.

'Yancin Zane: LGF/PP yana ba da damar haɗa sassan ƙarfe da yawa cikin wani abu guda ɗaya mai rikitarwa wanda aka ƙera ta hanyar allura, yana sauƙaƙa haɗuwa da rage farashin kayan aiki (kimanin kashi 20% na waɗanda ake amfani da su don buga ƙarfe).

 Aikace-aikacen Duniya na Gaske

Wannan kayan ba ra'ayin dakin gwaje-gwaje bane—an riga an tabbatar da shi a cikin motocin da aka samar da yawa.

1: Bakin kujerarsa yana amfani da haɗin thermoplastic mai ƙarfi da aka haɗa da fiber gilashi, wanda ke samun tauri mai yawa yayin da yake adana kusan gram 800 idan aka kwatanta da tsarin ƙarfe.

2: Tsarin ƙofar gaba da kayan zama suna amfani da LGF/PP don cimma haɗin kai mai girma, tare da nuna ƙarancin aiki mai zurfi a yanayin zafi mai yawa.

 Hasashen Fasaha

Yayin da yanayin "maye gurbin ƙarfe da filastik" ke ƙara zurfafawa, LGF/PP ba ta iyakance ga motocin injinan konewa na ciki ba. A cikin sabon ɓangaren motar makamashi, kowace kilogiram na rage nauyi yana da mahimmanci. Tare da ingantattun hanyoyin ƙera allura (misali, sarrafa yanayin narkewa tsakanin 190)°C da 250°C), ƙarfin tasirin kayan zai iya ƙaruwa da sama da 50%.

Bugu da ƙari, ci gaba a fasahar ƙarancin wari da ƙarancin VOC yana sa LGF/PP ta fi dacewa da muhalli, ta yadda za ta cika ƙa'idodin ingancin iska na cikin gida.

 Kammalawa

Firam ɗin kujerun motoci suna canzawa daga kwarangwal na ƙarfe zuwa polymers da aka ƙera. Tare da haɗinsa mai ban mamaki na ƙarfi mai ƙarfi, ƙarfi mai ƙarfi, da ƙarancin nauyi, dogon polypropylene mai ƙarfin gilashi yana zama abin da ake so don ƙirar kujerun zamani. Ba wai kawai yana ba da ƙananan farashin aiki ga masu amfani ba, har ma yana ba injiniyoyi sabbin damammaki don sake tunanin wuraren cikin abin hawa. A cikin tseren don rage nauyi, LGF/PP a bayyane yake yana cikin sahun gaba.