Evaluation of the heating of broilers in shed by means of gas hoods and underfloor heating


Autoria(s): Leva,Flávia F. de; Camacho,José R.; Oliveira Filho,Delly
Data(s)

01/08/2013

Resumo

This study was conducted to evaluate and compare the behavior of the heating inside poultry shed through gas hood and underfloor heating. The experiment was conducted in poultry shed belonging to the Federal Institute of Education, Science and Technology of Triângulo Mineiro Region, Uberlândia city – state of Minas Gerais (MG), Brazil. The dimensions of the shed are 24 meters long and 9.6 meters wide and with a ceiling height of 3.2 meters. The temperature was measured with an optical thermometer of Minipa brand, MT 350 model. It was used, to the analysis of temperature behavior, the public domain software FEMM 4.2, which uses finite elements techniques, with data collected from two lots. Underfloor heating is made using hot water flowing through a serpentine type system, which is installed below the bed; this hot water is from solar heaters. An energetic and economic assessment of the warming shed for raising chickens was realized. From the results obtained with the simulations, it may observe that the heating through the floor provides a more homogeneous distribution of temperature when compared with the hood heating. The flow of heat is upwards supplying, thus, the greatest need of heating of the bird, which is the pectoral part.

Formato

text/html

Identificador

http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-69162013000400023

Idioma(s)

en

Publicador

Associação Brasileira de Engenharia Agrícola

Fonte

Engenharia Agrícola v.33 n.4 2013

Palavras-Chave #energy consumption #underfloor heating #environment #thermal comfort #solar energy
Tipo

journal article