Yıl: 2019 Cilt: 24 Sayı: 2 Sayfa Aralığı: 477 - 487 Metin Dili: İngilizce DOI: 10.17482/uumfd.477569 İndeks Tarihi: 29-04-2021

EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL

Öz:
In this study,51CrV4 spring steel was used as a crash box material and its crashworthiness was investigated under axial dynamic loading. Crash boxes with cylinder and square geometries were designed in SolidWorks and crash analyseswere performed by using RADIOSS/explicit and nonlinear Finite Element (FE) codes. In addition, 51CrV4 spring steel was subjected to three different heat treatmentsandtheirmechanicalpropertiesweredeterminedbytensileandhardnesstests.The crashworthiness of crash boxwasevaluated taking into account the energy absorption (EA), peak crushing force (PCF), mean crushing force (MCF) and crash force efficiency (CFE). Since the crash boxes had equal mass, their EA rates are equal to specific energy absorption(SEA)rates.It has been observed that heat treatment and cross-section geometry have a serious impact on crashworthiness.
Anahtar Kelime:

51CrV4 Yay Çeliğinde Isıl İşlemve Kesit Geometrisinin Çarpışma Dayanıklılığı Üzerine Etkisi

Öz:
Bu çalışmada, 51CrV4 yay çeliği çarpışma kutusu malzemesi olarak kullanılmış ve çarpışma dayanıklılığı araştırılmıştır. Kare ve silindir kesit geometrisine sahip çarpışma kutuları SolidWorks programında tasarlanmış ve RADIOSS açık zaman entegrasyon yöntemi ve lineer olmayan sonlu elemanlar kodları ile çarpışma analizleri gerçekleştirilmiştir. Buna ek olarak, 51CrV4 çelik malzemesi 3 farklı ısıl işleme maruz bırakılarak mekanik özellikleri çekme ve sertlik testleri ile belirlenmiştir. Belirlenen mekanik özelliklere sahip yapının çarpışma dayanıklılığı, emilen enerji, maksimum çarpışma kuvveti, ortalama çarpışma kuvveti, çarpışma kuvveti verimi dikkate alınarak değerlendirilmiştir. Çarpışma kutularının kütleleri eşit olduğundan emilen enerji oranları özgül enerji emilim oranlarına eşittir. Isıl işlem uygulamasının ve kesit geometrisinin çarpışma dayanıklılığıüzerinde ciddi bir etkisi olduğu gözlemlenmiştir.
Anahtar Kelime:

Belge Türü: Makale Makale Türü: Araştırma Makalesi Erişim Türü: Erişime Açık
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APA DİNDAR KANBEŞ Ç, BEYTÜT H, KARAGÖZ S (2019). EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL. , 477 - 487. 10.17482/uumfd.477569
Chicago DİNDAR KANBEŞ Çiğdem,BEYTÜT Hüseyin,KARAGÖZ Selçuk EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL. (2019): 477 - 487. 10.17482/uumfd.477569
MLA DİNDAR KANBEŞ Çiğdem,BEYTÜT Hüseyin,KARAGÖZ Selçuk EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL. , 2019, ss.477 - 487. 10.17482/uumfd.477569
AMA DİNDAR KANBEŞ Ç,BEYTÜT H,KARAGÖZ S EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL. . 2019; 477 - 487. 10.17482/uumfd.477569
Vancouver DİNDAR KANBEŞ Ç,BEYTÜT H,KARAGÖZ S EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL. . 2019; 477 - 487. 10.17482/uumfd.477569
IEEE DİNDAR KANBEŞ Ç,BEYTÜT H,KARAGÖZ S "EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL." , ss.477 - 487, 2019. 10.17482/uumfd.477569
ISNAD DİNDAR KANBEŞ, Çiğdem vd. "EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL". (2019), 477-487. https://doi.org/10.17482/uumfd.477569
APA DİNDAR KANBEŞ Ç, BEYTÜT H, KARAGÖZ S (2019). EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL. Uludağ Üniversitesi Mühendislik Fakültesi Dergisi, 24(2), 477 - 487. 10.17482/uumfd.477569
Chicago DİNDAR KANBEŞ Çiğdem,BEYTÜT Hüseyin,KARAGÖZ Selçuk EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL. Uludağ Üniversitesi Mühendislik Fakültesi Dergisi 24, no.2 (2019): 477 - 487. 10.17482/uumfd.477569
MLA DİNDAR KANBEŞ Çiğdem,BEYTÜT Hüseyin,KARAGÖZ Selçuk EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL. Uludağ Üniversitesi Mühendislik Fakültesi Dergisi, vol.24, no.2, 2019, ss.477 - 487. 10.17482/uumfd.477569
AMA DİNDAR KANBEŞ Ç,BEYTÜT H,KARAGÖZ S EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL. Uludağ Üniversitesi Mühendislik Fakültesi Dergisi. 2019; 24(2): 477 - 487. 10.17482/uumfd.477569
Vancouver DİNDAR KANBEŞ Ç,BEYTÜT H,KARAGÖZ S EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL. Uludağ Üniversitesi Mühendislik Fakültesi Dergisi. 2019; 24(2): 477 - 487. 10.17482/uumfd.477569
IEEE DİNDAR KANBEŞ Ç,BEYTÜT H,KARAGÖZ S "EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL." Uludağ Üniversitesi Mühendislik Fakültesi Dergisi, 24, ss.477 - 487, 2019. 10.17482/uumfd.477569
ISNAD DİNDAR KANBEŞ, Çiğdem vd. "EFFECT OF HEAT TREATMENT AND CROSS SECTIONON THE CRASHWORTHINESS OF 51CRV4 SPRING STEEL". Uludağ Üniversitesi Mühendislik Fakültesi Dergisi 24/2 (2019), 477-487. https://doi.org/10.17482/uumfd.477569