Flow Field Characteristics Simulation of the Exhaust Hood

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Abstract:

Cooking fume(CF) with harmful pollutants and heat is paid more attention to by many peple. Physical and mathematical model are established on the basis of standard kitchen, and flow field characteristics(FFC) of the exhaust hood(EH) is simulated by CFD. Simulation of flow field of the EH indicates that, reasonable air exhaust rate(AER) is made for emissions of pollutants in kitchen; the effect of grille on flow field of the EH is obvious; the EH height selected correctly is beneficial to enhance the capture efficiency, and the exhaust effect will be strengthened. Air conditioning treatment should be applied in the kitchen and will be beneficial to decrease the indoor temperature of the kitchen and control pollutant concentration.

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Periodical:

Advanced Materials Research (Volumes 557-559)

Pages:

2261-2265

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Online since:

July 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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