Velocity field near air outlet for defrosting and defogging of a car windshield

Rychlostní pole v okolí vyústky pro odmrazování a odmlžování celního skla osobního automobilu.

Author(s) : LIZAL F., JEDELSKY J., JICHA M., et al.

Type of article: Article

Summary

There are mandatory regulations for defogging and defrosting systems of car windshield, which have to be met before design approval of any vehicle. However, mere compliance with the legislative requirements is not sufficient, due to the strong competition in the automotive market. In addition, it can not be ignored that the vehicle design is important for its marketability. The ventilation system designer has often very limited options, as the external appearance of the individual interior elements must not be impaired. Therefore, he needs to have the best possible information about the impact of design modifications on the airflow, to find the optimal
solution of the ventilation system. Two variants of air outlets for windscreen defrosting are examined in this article, in terms of velocity and turbulence intensity of the incoming airflow. It is analyzed the impact of the grid location on the outlet and subsequently, the recommendations are determined for selection of the most appropriate arrangement of defrosting and defogging systems of car windshield.

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Pages: 190-196

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Details

  • Original title: Rychlostní pole v okolí vyústky pro odmrazování a odmlžování celního skla osobního automobilu.
  • Record ID : 30020387
  • Languages: Czech
  • Source: Vytápení Vetrání Instalace - vol. 25 - n. 4
  • Publication date: 2016/09

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