1998-010513 (mech) - Laserfiche WebLink

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Sensible Heat Gain Subtotal from Page 1 �� '( ' SQUARE DESIGN TEMPERATURE DIFFERENCE BTUH CEILING FEET �0 15 20 25 � �` HEAT GAIN HEAT TRANSFER MULTIPLIER No Insulation 14.9 17.0 19.2 21.4 22.5 23.6 R-11, 3" Insulation 2.8 3.2 3.7 4.1 4.3 4.5 R-19, 6" Insulation 1.8 2.1 2.3 2.6 2.8 2.9 R-30, 10" Insulation 1.1 1.3 1.5 1.6 1.7 1.8 R-38, 12" Insulation 0.9 1.0 1.1 1.3 1.3 1.4 DESIGN TEMPERATURE DIFFERENCE FLOOR OVER SQUARE BTUH UNCONDITIONED SPACE FEET �� HEAT TRANSFER MULTIPLIER � HEAT GAIN No Insulation 1.9 3.9 5.8 7.7 8.7 9.6 CARPET FLOOR-NO INSULATION 1.3 2.5 3.8 5.1 5.7 6.3 R-11, 3" INSULATION 0.4 0.8 1.3 1.7 1.9 2.1 R-19, 6" INSULATION 0.3 0.5 0.8 1.1 1.2 1.3 R-30, 10" INSULATION 0.2 0.4 0.6 0.7 0.8 0.9 �� FLOOR SQ FT. x�CEILING HEIGHT =��G�UBIC Ff INFILTRATION/ 0.40 x� �S��UBIC Ff = 60 = �CFM VENTILATION �- MECHANICAL VENTILATION CFM = FRESH AIR INTAKE DESIGN TEMPERATURE DIFFERENCE BTUH CFM 10 15 20 25 � �` HEAT GAIN HEAT TRANSFER MULTIPLIER INFILTRATION 7 11.0 16.5 22.0 27.0 32.0 38.0 O MECHANICAL VENTILATION D Q 11.0 16.5 22.0 27.0 32.0 38.0 2 � INTERNAL HEAT GAIN BTUH HEAT GAIN Number of People x 300 / O O Kitchen Allowance 1,200 SENSIBLE HEAT GAIN SUBTOTAL �S DUCT GAIN BTUH HE IN R-4, 1" Flexible Blanket Insulation: ADD 15% (.15) R-7, 2" Flexible Blanket Insulation: ADD 10°k (.10) TOTAL SENSIBLE HEAT GAIN .35� LATENT LOAD CALCULATIONS Conditions Outdoor Wet Bulb Indoor Wet Bulb Grains Wet 80 62.5 50 Medium 75 62.5 � Medium Dry 70 62.5 20 Dry 65 62.5 0 Based on 75°F Indoor Dry Bulb at 50% RH. I LATENT LOAD-INFILTRATION / 0.68 x ��Grains x a1 n Infiltration CFM lO �� LATENT LOAD-VENTILATION 0.68 x �_Grains x �Q Ventilation CFM 3 � LATENT LOAD-PEOPLE Number of People�x 230 � � (g� TOTAL LATENT HEAT GAIN p (� TOTAL SENSIBLE AND LATENT HEAT GAIN �,5 � NOTE: All Heat Transfer Multipliers from ACCA Manual "J" Sixth Edition and for a medium outdoor daily temperature range. CL-841-L7 002345 Litho U.S.A.