Chaba M\u00fchendislik, otomotiv sekt\u00f6r\u00fcnde sundu\u011fu m\u00fchendislik \u00e7\u00f6z\u00fcmleri ile bir\u00e7ok ba\u015far\u0131l\u0131 projeye imza atm\u0131\u015ft\u0131r. Kaliteli hizmet anlay\u0131\u015f\u0131m\u0131z ve yenilik\u00e7i yakla\u015f\u0131m\u0131m\u0131z, m\u00fc\u015fterilerimize de\u011fer katmakta ve sekt\u00f6rdeki fark\u0131m\u0131z\u0131 sunmam\u0131za olanak sa\u011flamaktad\u0131r.<\/p>\n\n\n\n
Otomotiv sekt\u00f6r\u00fcnde uzun y\u0131llar s\u00fcren sa\u011flam bir deneyime sahip olan ve konusunda uzmanla\u015fm\u0131\u015f ekibimizle, sekt\u00f6r\u00fcn zorlu konular\u0131n\u0131 ele al\u0131p, yenilik\u00e7i \u00e7\u00f6z\u00fcmler geli\u015ftiriyoruz. Projelerdeki ba\u015far\u0131lar\u0131m\u0131z, \u00e7al\u0131\u015fmalar\u0131m\u0131zda kendini g\u00f6stermektedir. \u015euana kadar y\u00fcr\u00fctt\u00fc\u011f\u00fcm\u00fcz projeler ve yap\u0131lan i\u015fler a\u015fa\u011f\u0131 bol\u00fcmde incelenebilir;<\/p>\n\n\n\n
Dahil oldu\u011fumuz t\u00fcm projelerde, ilgili projenin gereksinimleri kapsam\u0131nda sonlu elemanlar modelleri kuruldu. \u00c7al\u0131\u015f\u0131lan konular a\u015fa\u011f\u0131da g\u00f6r\u00fclebilir.<\/p>\n\n\n\n
\n
<\/figure>
\n
\n
BIW&TB FEM Model Kurulumu<\/li>\n\n\n\n
NVH FEM Model Kurulumu<\/li>\n\n\n\n
CAVITY FEM Model Kurulumu<\/li>\n\n\n\n
Akustik Analiz Modeli Kurulumu<\/li>\n\n\n\n
Lokal Mesh Deste\u011fi<\/li>\n\n\n\n
Montajl\u0131 Par\u00e7alar\u0131n Nonlineer Kontakl\u0131 Model Kurulumlar\u0131<\/li>\n\n\n\n
Motor G\u00fcr\u00fclt\u00fcs\u00fc Analiz Modelinin Olu\u015fturulmas\u0131<\/li>\n\n\n\n
Yol g\u00fcr\u00fclt\u00fcs\u00fc Analiz Modelinin Olu\u015fturulmas\u0131<\/li>\n\n\n\n
Explicit ve Nonlineer Analiz Modellerinin Kurulumu<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n\n\n
Statik Analizler<\/strong><\/h3>\n\n\n\n\n\n\n\n
\n
Panel Burkulma Analizi<\/h4>\n\n\n\n
\u0130nce yap\u0131daki panellerde meydana gelen burkulma, ufak bir kuvvet ile tetiklenebilir. Ara\u00e7 d\u0131\u015f sac\u0131 \u00fczerinde meydana gelebilecek bu hasar\u0131 \u00f6nlemek i\u00e7in panelin bir\u00e7ok noktas\u0131nda buckling analizleri yap\u0131l\u0131r. Bu kapsamda ara\u00e7 panellerinde buckling analizleri ger\u00e7ekle\u015ftirilmi\u015ftir.<\/p>\n<\/div><\/figure><\/div>\n\n\n\n
<\/figure>
\n
Zorlama Analizleri<\/h4>\n\n\n\n
Ara\u00e7 \u00fczerindeki hareketli par\u00e7alar \u00e7e\u015fitli zorlamalara maruz kalabilir. Uygulanan kuvvet \u00e7ok fazla oldu\u011fu taktirde par\u00e7alar \u00fczerinde kal\u0131c\u0131 hasar olu\u015farak i\u015flevsiz hale gelebilir. Ara\u00e7 geli\u015ftirme s\u00fcrecinde dahil oldu\u011fumuz bu projede analiz modeli kurularak zorlama analizleri ger\u00e7ekle\u015ftirilmi\u015ftir.<\/p>\n<\/div><\/div>\n\n\n\n
\n
\u00c7eki Kancas\u0131 Analizi<\/h4>\n\n\n\n
\u00c7eki kancas\u0131, belirli standartlar do\u011frultusunda hedef y\u00fcklere maruz b\u0131rak\u0131ld\u0131\u011f\u0131nda \u00fczerinde kal\u0131c\u0131 deformasyon olmamal\u0131d\u0131r. Bu \u00e7al\u0131\u015fmada nonlineer analiz modeli kurularak \u00e7eki kancas\u0131 analizleri ger\u00e7ekle\u015ftirilmi\u015ftir.<\/p>\n<\/div><\/figure><\/div>\n\n\n\n
<\/figure>
\n
Kar Y\u00fck\u00fc Analizi<\/h4>\n\n\n\n
K\u0131\u015f aylar\u0131nda ara\u00e7 tavan paneli \u00fczerinde biriken kar, panel \u00fczerinde buckling hasar\u0131na maruz b\u0131rakabilir. Dahil oldu\u011fumuz proje kapsam\u0131nda, ilgili standartlar do\u011frultusunda sonlu elemanlar modeli kurularak, kar y\u00fck\u00fc analizleri ger\u00e7ekle\u015ftirilmi\u015ftir.<\/p>\n<\/div><\/div>\n\n\n\n
Arac\u0131n genel sertli\u011fini kontrol etmek i\u00e7in burulma sertli\u011fi analizi yap\u0131l\u0131r. Sertlik ara\u00e7 tasar\u0131m\u0131 i\u00e7in \u00e7ok \u00f6nemli bir parametredir ve NVH hedeflerine ve hafif a\u011f\u0131rl\u0131k hedeflerine ula\u015fmak i\u00e7in \u00f6nemlidir. Ara\u00e7 geli\u015ftirme projesi kapsam\u0131nda torsional stiffness analizi ger\u00e7ekle\u015ftirilmi\u015ftir.<\/p>\n<\/div><\/figure><\/div>\n\n\n\n
<\/figure>
\n
Do\u011frusal Statik Analizler<\/h4>\n\n\n\n
Ara\u00e7 \u00fczerine bir\u00e7ok sistem ve trim par\u00e7as\u0131 ba\u011flanmaktad\u0131r. \u015ease \u00fczerindeki ba\u011flant\u0131 deliklerinin t\u00fcm\u00fc hedeflenen kuvveti kar\u015f\u0131lamak zorundad\u0131r. Bu \u00e7al\u0131\u015fma kapsam\u0131nda t\u00fcm ba\u011flant\u0131 deliklerinin do\u011frusal statik analizleri ger\u00e7ekle\u015ftirilmi\u015ftir.<\/p>\n<\/div><\/div>\n\n\n\n
<\/p>\n\n\n\n
\n\n\n\n
NVH Analizler<\/strong>i<\/h3>\n\n\n\n\n\n\n\n
\n
BIW&TB Modal Analizleri<\/h4>\n\n\n\n
Ara\u00e7 yap\u0131s\u0131n\u0131n global mod frekanslar\u0131n\u0131n belirlenmesi amac\u0131yla BIW ve TB modeli \u00fczerinde modal analiz ger\u00e7ekle\u015ftirildi. Burulma, yanal ve dikey e\u011filme modlar\u0131 bulunarak raporlama yap\u0131lm\u0131\u015ft\u0131r. Ara\u00e7 \u00fczerine entegre edilen sistemlerin do\u011fal frekanslar\u0131 (\u00f6rn: batarya paketi), lokal modal analiz y\u00f6ntemi ile hesaplanm\u0131\u015ft\u0131r.<\/p>\n<\/div><\/figure><\/div>\n\n\n\n
<\/figure>
\n
a\/F Dynamic Stiffness Analizleri<\/h4>\n\n\n\n
Titre\u015fim kayna\u011f\u0131 olan sistemler, ara\u00e7 yap\u0131s\u0131nda dinamik stiffness de\u011feri d\u00fc\u015f\u00fck b\u00f6lgelerde konumland\u0131r\u0131ld\u0131\u011f\u0131 zaman, ara\u00e7 yap\u0131sal\u0131 \u00fczerinde yay\u0131lan titre\u015fim genli\u011fi ciddi anlamda artacakt\u0131r. Bu do\u011frultuda ger\u00e7ekle\u015ftirilen \u00e7al\u0131\u015fmalarda, yap\u0131n\u0131n NVH modeli kurularak FRF analizleri ger\u00e7ekle\u015ftirilmi\u015ftir. Analiz sonu\u00e7lar\u0131 incelenerek ba\u011flant\u0131 b\u00f6lgesinin stiffness de\u011ferini artt\u0131r\u0131c\u0131 \u00e7\u00f6z\u00fcmler \u00f6neri olarak verilmi\u015ftir. \u00d6rnek: Radyat\u00f6r ba\u011flant\u0131 braketi, motor ba\u011flant\u0131 takozu, s\u00fcspansiyon ba\u011flant\u0131 noktalar\u0131 vb.<\/p>\n<\/div><\/div>\n\n\n\n
\n
p\/F Akustik Analizleri<\/h4>\n\n\n\n
Ara\u00e7 yap\u0131s\u0131 \u00fczerinde meydana gelen titre\u015fimler kabin i\u00e7erisinde g\u00fcr\u00fclt\u00fcye sebep olmaktad\u0131r. Dahil oldu\u011fumuz projede yap\u0131 \u00fczerinden akan titre\u015fimin kabin i\u00e7erisinde meydana getirdi\u011fi ses bas\u0131n\u00e7 seviyeleri hesaplanm\u0131\u015ft\u0131r. Ses bas\u0131n\u00e7 seviyeleri hedef de\u011ferlerin alt\u0131nda olacak \u015fekilde tasar\u0131m \u00f6nerileri verilmi\u015ftir. Motor takozu ve s\u00fcspansiyon ba\u011flant\u0131lar\u0131ndan yap\u0131ya akan titre\u015fimler incelenmi\u015ftir. Panellerin ses bas\u0131nc\u0131na katk\u0131lar\u0131 incelenerek, g\u00fcr\u00fclt\u00fc seviyesini azaltan \u00f6neriler tasar\u0131ma girdi olarak sa\u011flanm\u0131\u015ft\u0131r.<\/p>\n<\/div><\/figure><\/div>\n\n\n\n
Ara\u00e7 yap\u0131s\u0131 \u00fczerindeki titre\u015fim kaynaklar\u0131ndan gelen titre\u015fimler, yap\u0131 \u00fczerinden akarak direksiyon ve koltuk b\u00f6lgelerine ula\u015f\u0131r. Kabin i\u00e7erisindeki y\u00fcksek titre\u015fim seviyesi konforu azalt\u0131r. Bundan dolay\u0131 ara\u00e7 projelerinde titre\u015fim seviyelerinin belirli bir de\u011ferin alt\u0131nda olmas\u0131 gereksinim olarak tan\u0131mlan\u0131r. Dahil oldu\u011fumuz projede motordan, yoldan vb. gelen titre\u015fimler analiz edilerek titre\u015fim seviyeleri belirlenmi\u015ftir.<\/p>\n<\/div><\/div>\n\n\n\n
\n
Yol G\u00fcr\u00fclt\u00fcs\u00fc Analizleri<\/h4>\n\n\n\n
Ara\u00e7 s\u00fcspansiyon ba\u011flant\u0131lar\u0131nda ivme \u00f6l\u00e7erler kullan\u0131larak, farkl\u0131 y\u00fczey karakteristi\u011fine sahip yollarda ara\u00e7lar kullan\u0131larak titre\u015fim verileri toplan\u0131r. Bu veriler, filtreleme y\u00f6ntemleri ile kullan\u0131labilir verilere d\u00f6n\u00fc\u015ft\u00fcr\u00fcl\u00fcr. Dahil oldu\u011fumuz projede elde edilmi\u015f bu veriler kullan\u0131larak yol g\u00fcr\u00fclt\u00fcs\u00fc analizleri ger\u00e7ekle\u015ftirilmi\u015ftir. Analizler sonucunda s\u00fcr\u00fcc\u00fc kula\u011f\u0131na gelen sesler analiz edilerek raporlanm\u0131\u015ft\u0131r.<\/p>\n<\/div><\/figure><\/div>\n\n\n\n
<\/figure>
\n
Motor G\u00fcr\u00fclt\u00fcs\u00fc Analizleri<\/h4>\n\n\n\n
Motor \u00e7al\u0131\u015fma s\u0131ras\u0131nda meydana gelen titre\u015fimler ara\u00e7 \u015fasisi \u00fczerinden akarak, kabin i\u00e7erisinde g\u00fcr\u00fclt\u00fc meydana getirir. Motor \u00e7al\u0131\u015fma titre\u015fim verileri kullan\u0131larak TB NVH modeli \u00fczerinde analizler ger\u00e7ekle\u015ftirilmi\u015ftir.<\/p>\n<\/div><\/div>\n\n\n\n
Radyat\u00f6r fan\u0131 \u00e7al\u0131\u015fma esnas\u0131nda ara\u00e7 \u015fasisinde titre\u015fim meydana getirir. Bu titre\u015fim radyat\u00f6r ba\u011flant\u0131 takozlar\u0131ndan iletilerek kabine ula\u015f\u0131r. Ba\u011flant\u0131 takozlar\u0131n\u0131n ve ba\u011flant\u0131 b\u00f6lgesinin, akan titre\u015fimi s\u00f6n\u00fcmleyici bir tasar\u0131ma sahip olmas\u0131 \u00f6nemlidir. Bu kapsamda yap\u0131lan \u00e7al\u0131\u015fmada, ba\u011flant\u0131 takozlar\u0131n\u0131n dinamik stiffness de\u011ferinin belirlenmesi, Radyat\u00f6r modal analizlerinin ger\u00e7ekle\u015ftirilmesi, FRF analizi ile ba\u011flant\u0131 sac\u0131n\u0131n dinamik stiffness seviyeleri ortaya \u00e7\u0131kar\u0131lm\u0131\u015ft\u0131r.<\/p>\n<\/div><\/figure><\/div>\n\n\n\n\n\n\n\n
Tavan Braketi Topoloji Optimizasyonu<\/h4>\n\n\n\n
Kabin i\u00e7i titre\u015fimi tetikleyen en b\u00fcy\u00fck panel tavan panelidir. Tavan sac\u0131n\u0131 destekleyen braketlerin konumu ve tasar\u0131m\u0131n\u0131 belirlemek amac\u0131yla optimizasyon \u00e7al\u0131\u015fmas\u0131 ger\u00e7ekle\u015ftirildi.<\/p>\n<\/div><\/div>\n\n\n\n
\n
Taban Sac\u0131 Bead Optimizasyonu<\/h4>\n\n\n\n
Kabin i\u00e7i g\u00fcr\u00fclt\u00fc seviyesinin artmas\u0131na sebep olan en kritik par\u00e7alar d\u00fcz panellerdir. Bundan dolay\u0131 d\u00fcz paneller \u00fczerinde bead haritas\u0131 olu\u015fturulmas\u0131 gerekir. Bu sayede yap\u0131n\u0131n stiffness de\u011feri artt\u0131r\u0131larak genlikler azalt\u0131l\u0131r. Bu \u00e7al\u0131\u015fmada taban sac\u0131nda bead optimizasyonu ger\u00e7ekle\u015ftirilerek kabin i\u00e7i g\u00fcr\u00fclt\u00fc seviyesi azalt\u0131lm\u0131\u015ft\u0131r.<\/p>\n<\/div><\/figure><\/div>\n\n\n\n
<\/figure>
\n
Titre\u015fim S\u00f6n\u00fcmleyici Malzeme Optimizasyonu<\/h4>\n\n\n\n
Titre\u015fimin s\u00f6n\u00fcmlenmesi amac\u0131yla geni\u015f panellere titre\u015fim s\u00f6n\u00fcmleyici malzemeler yap\u0131\u015ft\u0131r\u0131l\u0131r. Bu sayede hem ses kalitesi iyile\u015ftirilir hem de ara\u00e7 i\u00e7i g\u00fcr\u00fclt\u00fc seviyesi azalt\u0131lm\u0131\u015f olunur. Yap\u0131lan optimizasyon \u00e7al\u0131\u015fmas\u0131nda s\u00f6n\u00fcmleyici malzemenin konumu ve miktar\u0131 belirlenmi\u015ftir.<\/p>\n<\/div><\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"
Chaba M\u00fchendislik, otomotiv sekt\u00f6r\u00fcnde sundu\u011fu m\u00fchendislik \u00e7\u00f6z\u00fcmleri ile bir\u00e7ok ba\u015far\u0131l\u0131 projeye imza atm\u0131\u015ft\u0131r. Kaliteli hizmet anlay\u0131\u015f\u0131m\u0131z ve yenilik\u00e7i yakla\u015f\u0131m\u0131m\u0131z, m\u00fc\u015fterilerimize de\u011fer katmakta ve sekt\u00f6rdeki fark\u0131m\u0131z\u0131 sunmam\u0131za olanak sa\u011flamaktad\u0131r. Otomotiv sekt\u00f6r\u00fcnde uzun y\u0131llar s\u00fcren sa\u011flam bir deneyime sahip olan ve konusunda uzmanla\u015fm\u0131\u015f ekibimizle, sekt\u00f6r\u00fcn zorlu konular\u0131n\u0131 ele al\u0131p, yenilik\u00e7i \u00e7\u00f6z\u00fcmler geli\u015ftiriyoruz. […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"_links":{"self":[{"href":"https:\/\/www.chaba.com.tr\/index.php\/wp-json\/wp\/v2\/pages\/90"}],"collection":[{"href":"https:\/\/www.chaba.com.tr\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.chaba.com.tr\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.chaba.com.tr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.chaba.com.tr\/index.php\/wp-json\/wp\/v2\/comments?post=90"}],"version-history":[{"count":44,"href":"https:\/\/www.chaba.com.tr\/index.php\/wp-json\/wp\/v2\/pages\/90\/revisions"}],"predecessor-version":[{"id":752,"href":"https:\/\/www.chaba.com.tr\/index.php\/wp-json\/wp\/v2\/pages\/90\/revisions\/752"}],"wp:attachment":[{"href":"https:\/\/www.chaba.com.tr\/index.php\/wp-json\/wp\/v2\/media?parent=90"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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