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Design and Prepared of a New Rubber Composite for Absorption of Vibration in Electrical Generator | ||
| Iraqi journal of mechanical and material engineering | ||
| Article 1, Volume 9, Issue 3, 2009, Pages 383-393 | ||
| Authors | ||
| Dr. Mohammed H. Al-Mammory; Dr. Najim A. Saad; Auda j. Braihi | ||
| Abstract | ||
| various vibration materials are available as structure use in equipment insulation. Rubber mounting type is a wide use as machine damping material in electrical generator . Rubber mounting characteristic are improved with thermoplastic addition. In the present paper an investigation of LDPE percentage on the different types of rubber matrix (IIR, SBR/Reclaim) to prepare the composite mounting and comparison these mountings with the prepared blend (SBR:NR)mountings. The works is achieved by using TM16 universal vibration apparatus with modifying the viscous damper into rubber damper and Wallace R-2 Dunlop Triposometer. The results show, increasing the damping ratio () and logarithmic Decrement () with increasing of LDPE percentage of (0-10) (pphr.), and decreasing of decrement of trasmissiblly ratio( T) ,also show reducing of these criteria (,) above 10 (pphr),also can be concluded the best damping characteristics are founded in the SBR/Reclaim with 10% of LDPE type. | ||
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