Dergiler / European Mechanical Science / 2017 / Cilt: 1 - Sayı: 4

Comparison of Vibration Durability Tests with respect to Fatigue Damage & Validation Study

Sayfa
141–150
Yayın Tarihi
2017-12-15
DOI
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⚡ TL;DR(1 Cümlede Hızlı Çıkarım)

In addition, in this study, random test time reduction formula was validated with physical tests.

📌 3 Maddede Bu Makale

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Amaç & Hipotez:In this study, Random and Harmonic vibration test specifications for Automotive Lighting systems are compared according to their damage content.
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Temel Bulgular & Veri:Harmonic and Random vibration specifications which have different durations and Acceleration Power Spectrum Densities (PSD G) are plotted and compared according to damage accumulated on one degree of freedom (SDOF) system.
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Sonuç & Katkı:In addition, in this study, random test time reduction formula was validated with physical tests.
🔬Tür:Araştırma Makalesi
📍Kapsam:Genişletilmiş Akademik Örneklem
⚙️Değişkenler:FDS · Random Vibration Test · Sine Sweep Test

Abstract

In this study, Random and Harmonic vibration test specifications for Automotive Lighting systems are compared according to their damage content. Harmonic and Random vibration specifications which have different durations and Acceleration Power Spectrum Densities (PSD G) are plotted and compared according to damage accumulated on one degree of freedom (SDOF) system. Outcome of this study is the evaluation of fatigue strength of common or similar parts used on lighting systems which are dedicated to different customers, different car segments; and evaluation of the severity of new customer vibration durability test specifications and evaluation of special design precautions for new design projects. Shorter duration PSD G’s and Harmonic tests which have equivalent Fatigue Damage Spectrums (FDS) can be created and instant design modifications can be tested and evaluated. In addition, in this study, random test time reduction formula was validated with physical tests.

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Bu Makaleye Atıf Yap

Ediz, B., ÇAL, T., AY, E., ÇETİN, S. T. (2017). Comparison of Vibration Durability Tests with respect to Fatigue Damage & Validation Study. European Mechanical Science, Cilt: 1 - Sayı: 4, 141–150. https://ajindex.com/articles/665213

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Kaynakça (2)

  1. Lalanne, C., 2002. “Mechanical Vibration & Shock, Specification Development Volume V” p. 135–137.;p.140 Plaskitt, Halfpenny “The Fatigue Damage Spectrum: Explained”, 28th ICAF Symposium- Helsinki, 3-5
  2. June Wei-Lun Chang, Ken-Yuan Lin, Chin-Duo Hsueh and Jung-Ming Chang;Vibration Test Specification Design and Reliability Analysis; SAE International; 2011-01-0491; Published 04/12/2011.