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ANALISIS<br />

Volumen del Area de almacenamiento ­<br />

20 pies x 150 pies x 100 piec - 300 000 pies<br />

Volumen actual de aire w<br />

4 cambios x 300 000 pies 3 x lh ­ 20 000 CFM<br />

h 60 min<br />

Volumen reducido de aire '<br />

2 cambios x 300 000 pies 3 x lh - 10 000 CFM<br />

h 60 min<br />

Ahorro or <strong>la</strong> Reducci6n de Potencia:<br />

Poten:ia reducida<br />

20 11P x (2/4)3 - 2.5 HP<br />

Ahorro de electricidad<br />

(20-2.5) UP x 0.746/0.80 x$0.05/kWh x 5 760 h/alo<br />

Ahorro por Reducc16n do <strong>la</strong> P6rdida do Calor<br />

3<br />

a $4 700/ago<br />

T promedio = 4 200 dfas-grado/240 dins - 17.5"F<br />

Promedlo del exterior - 65 - 17.5 w 47.5"F<br />

Temperatura durante <strong>la</strong>s tomporadas do calefacci6n<br />

Sin calefacc16n - 1.08 Btu x CFM x T -<br />

h-CFM- F<br />

1.08 Btu x (20 000 - 10 000) CFM x 17.5*F<br />

h-CFM-*F<br />

- 189 000 Btu/h<br />

- 81 ­

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