Dynamic Thermal Performance of an Experimental Masonry BuildingU.S. National Bureau of Standards, 1973 - 98 pages |
From inside the book
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Page 6
... perature . In test 10 , the limits were changed to the range 10 to 70 ° F . The curve was used to control the average of the four individual temperatures in- dicated by thermocouples in the air 1 ft from the ex- terior surface of the ...
... perature . In test 10 , the limits were changed to the range 10 to 70 ° F . The curve was used to control the average of the four individual temperatures in- dicated by thermocouples in the air 1 ft from the ex- terior surface of the ...
Page 9
... perature changes more than is accounted for in the predictive computer program . This may result from the design of the theoretical model that was used in the computer program which neglects the additional thermal capacitance introduced ...
... perature changes more than is accounted for in the predictive computer program . This may result from the design of the theoretical model that was used in the computer program which neglects the additional thermal capacitance introduced ...
Page 15
... perature , it was necessary to apply a harmonic anal- ysis to each set of heat flux data , maintaining only the first eight terms to give the smoothed curves shown in the graphs . From figures 19 and 20 it can be seen that the agreement ...
... perature , it was necessary to apply a harmonic anal- ysis to each set of heat flux data , maintaining only the first eight terms to give the smoothed curves shown in the graphs . From figures 19 and 20 it can be seen that the agreement ...
Page 16
... perature potential created by the difference in the outside and inside air temperature because heat storage ( mass ) of the windows was negligible . The roof and walls are not in phase with this potential HEAT FLUX - BTU / HR - FT2 ...
... perature potential created by the difference in the outside and inside air temperature because heat storage ( mass ) of the windows was negligible . The roof and walls are not in phase with this potential HEAT FLUX - BTU / HR - FT2 ...
Page 21
... perature ( hour 14 ) because of the effect of the mass of the building and insulation retarding heat flow through building components . Comparing the cases without and with insulation , figure 27 with figures 28 , 29 , 30 , and 31 , it ...
... perature ( hour 14 ) because of the effect of the mass of the building and insulation retarding heat flow through building components . Comparing the cases without and with insulation , figure 27 with figures 28 , 29 , 30 , and 31 , it ...
Common terms and phrases
ABSP air temperature cycle ASHRAE average inside air Brüel and Kjaer BTU/HR Bureau of Standards CALCULATED HEATING LOAD ceiling center of room CFML Comparison computer program concrete blocks CONTINUE cooling loads CR(I DESCRIPTION OF LAYERS DIMENSION door DRY-BULB TEMPERATURE experimental building EXPOSURE floating test floor FOOT LEVEL FORMAT 50HO GO TO 50 heat conduction heat flow heat flux HEAT TRANSFER COEFFICIENT indoor air temperature input inside air temperature inside surface insulation inside INTERNAL MASS IRUN Kjaer Model load profiles masonry maximum heating load measured and calculated MEASURED HEATING LOAD meter National Bureau NBSLD NEXP noise reduction Number outdoor temperature perature percent PLANE WALL LAYER polystyrene polystyrene insulation predicted procedures RADIATION REAL RES(I RETURN END shown in figure single-pane windows sol-air temperature solid SUBROUTINE TEMPERATURE DEVIATIONS thermal conductivity thermal insulation Thermal resistance thermocouples tion variations WALL LAYER L(I WET-BULB TEMPERATURE WRITE
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Page 32 - Certain commercial equipment, instruments, or materials are identified in this paper in order to adequately specify the experimental procedure. In no case does such identification imply recommendation or endorsement by the National Bureau of Standards, nor does it imply that the material or equipment identified is necessarily the best available for the purpose.