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Passive thermal management of an OLED TV d isplay

METIN NİL1,* , YAVUZ ÖZTÜRK2, MEHMET BAHATTIN AKGÜL3, MEHMET CEM ÇATALBAŞ4, MUSTAFA NİL5

Affiliation

  1. VESTEL Electronics, Manisa-Turkey
  2. Ege University, Electrical&Electronics Eng. Dept., Bornova-Izmir-Turkey
  3. Manisa Celal Bayar University, Mechanical Eng. Dept., Muradiye Manisa-Turkey
  4. Fırat University, Electrical&Electronics Eng. Dept. Elazığ-Turkey
  5. Manisa Celal Bayar University, Electrical&Electronics Eng. Dept. Muradiye Manisa-Turkey

Abstract

In this study, passive thermal management of a 15’’ OLED TV display is studied. In addition to the OLED display, the effect of other heat generating electronic components on the device is taken into account. Experimental temperature measurements are conducted on the OLED display. The CFD model of the device is developed in order to be able to predict the temperatures and validated with experimental results. A good agreement is obtained between CFD simulation and experimental measurements. To eliminate hot spots and homogenize the temperature distribution, heat spreaders like copper and graphite are used and the effects of them are discussed in detail..

Keywords

OLED, Passive thermal management, CFD, Reliability, Heat spreader.

Citation

METIN NİL, YAVUZ ÖZTÜRK, MEHMET BAHATTIN AKGÜL, MEHMET CEM ÇATALBAŞ, MUSTAFA NİL, Passive thermal management of an OLED TV d isplay, Optoelectronics and Advanced Materials - Rapid Communications, 12, 7-8, July-August 2018, pp.401-406 (2018).

Submitted at: Nov. 7, 2017

Accepted at: Aug. 9, 2018