93345609-Load-Calculation.pdf

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  Project Name : ………………...……………………………... Prepare by : ………………….………………….……………..… Revision : ………………………….....……………… Location : …………..………………………………………….. Approved by : ……………………....…….……………………... Sheet No. : ……………….....…….……....………… CHAPCHAPREFREF  HOUR OF OPERATIONGLASS50SQ FT X 108.24 X 0.94CONDITIONSDBWB% RHDPGR/LBGLASS50SQ FT X 108.24 X 0.94OUTDOOR (OA)9583000GLASS50SQ FT X 108.24 X 0.94ROOM (RM)7650000GLASS50SQ FT X 108.24 X 0.94DIFFERENCE19XXXXXXXXX0    3   &    4   2         6 AREA ORQUANTITY TABLE REFERENCE ITEM12.00 AM TABLE REFERENCES FACTOR COOLING LOAD CALCULATION SHEET SOLAR GAIN-GLASS (Btu/hr)   ,  15.00 PMESTIMATE FOROUTDOOR AIR   SKYLIGHT50SQ FT X 108.24 X 0.94   40PEOPLE X 50CFM/PERSON2000WALL200SQ FT X 19 X 0.321000SQ FT X 5CFM/SQ FT = 5000WALL200SQ FT X 19 X 0.32 5000  WALL200SQ FT X 19 X 0.32   WALL200SQ FT X 19 X 0.32 5012   CFM/PERSON600ROOF-SUN200SQ FT X 19 X 0.67 3100   CFM/DOOR300ROOF-SHADED200SQ FT X 19 X 0.67 300 2050   1000ALL GLASS30SQ FT X 19 X 0.45  0  PARTITION30SQ FT X 19 X 0.67 5000    CFM OA CEILING30SQ FT X 19 X 0.32FLOOR30SQ FT X 19 X 0.1  0.900  INFILTRATION500CFM X 19 X 1.08 53 53F PEOPLE25PEOPLE X 63POWERHP OR KW X 630.57653 11.5  LIGHTWATT X 3.4 X 12APPLIANCE ETC. X 12 6,058   CFM DA ADDITIONAL HEAT GAIN X 1211.5   8.50   6058 6,058   CFM SA SAFETY FACTOR10%8.50 SUPPLY DUCT+SUPPLY DUCT+FAN60586,058 -  HEAT GAIN %15LEAK LOSS %10 10 OUTDOOR AIR15CFM X 19F X 0.5 760.83957692 INFILTRATION300CFM X 15GR/LB X 0.68 530.5925372PEOPLE30PEOPLE X 0 STEAM0LB/HR X 1050 FROM PSYCH. CHART :80APPLIANCE ETC.0 X 0ADDITIONAL HEAT GAIN0VAPOR TRANS.30 530 SAFETY FACTOR10%1. USE DRY-BULB (DB) TEMPERATURE DIFFERENCE FROM TOP OF ESTIMATE FORM. 2. USE MOISTURE CONTENT (GR/LB) DIFFERENCE FROM TOP OF ESTIMATE FORM.SUPPLY AIR DUCT LEAK LOSS10 % 3. NORMALLY. USE CFM VENTILATION FOR CFM OUTDOOR AIR HOWEVEROUTDOOR AIR0CFM X 00.5WHEN INFILTRATION IS TO BE OFFSET, REFER TO PAGE 92 TO DETERMINE CFM OUTDOOR AIR. 4. WHEN INFILTRATION IS NOT TO BE OFFSET, AND CFM VENTILATION IS LESS THAN CFM INFILTRATION, THEN THE EXCESS INFILTRAITON IS ACCOUNTED FORHERE.SENSIBLE :450CFM X 50.5LATENT :510CFM X 20.5RETURN DUCTRETURN DUCTHEAT GAIN % LEAK GAIN %HP DEHUM. &PUMP % + PIPE LOSS % * IF THIS DIFF TEMP IS TOO HIGH, DETERMINE SUPPLY CFM FOR DESIRED DIFFERENCE BY SUPPLY  AIR QUANTITY FORMLA. # WHEN BYPASSING MIXTURE OF OUTDOOR AND RETURN AIR, USE SUPPLY CFM WHEN BYPASSINGRETURN AIR ONLY, USE DEHUMIFIED CFM. 55,616  50,560  83,552  SUB TOTAL 4  (Btu/hr) 2,126 105105GRAND TOTAL HEAT (Btu/hr) 85,677      7   8   7 ROOM LATENT HEAT (Btu/hr) 8,316   EFFECTIVE ROOM LATENT HEAT (Btu/hr) 8,316   EFFECTIVE ROOM TOTAL HEAT (Btu/hr)    5 7,560      3   &    7   8   6 EFFECTIVE ROOM SENSIBLE HEAT (Btu/hr) 75,236  SUB TOTAL 3  (Btu/hr)    7 STORAGESQ FT X 252 SUB TOTAL 2  (Btu/hr)    3   &    4         6    5   8   6   3   &    7 25    2   &    3 SUPPLY AIR QUANTITY   CFM INFILTRATIONCFM OUTDOOR AIR THRU APPARATUSAPPARATUS DEWPOINT0.4 X ,  NOTES RESULTING ENT & LVG CONDITIONS AT APPARATUS 4,050   252525 DEHUMIDFIED AIR QUANTITYTRANS. GAIN-EXCEPT WALLS & ROOF (Btu/hr) ,  CFM VENTILATION = ,  SOLAR & TRANS. GAIN-WALLS & ROOF (Btu/hr) OUTDOOR AIR HEAT 1,635   7,560 LATENT HEAT (Btu/hr) ROOM SENSIBLE HEAT (Btu/hr) INTERNAL HEAT (Btu/hr) OUTDOOR AIR SUB TOTAL 1  ( Btu/hr) BF X 0.68GR/Lb X= CFM BA H.P.   GR/Lb X BF X 1.08GR/Lb X (1 -BF)X1.08FX (1 -% F , (1 -SQ.FTX1/100XBF)X0.68LOCAL TIMESUN TIMEPEAK LOADLOCAL TIMESUN TIMEVENTI-LATION INFIL- TRATIONSUNGAIN OR TEMP. DIFF PEOPLE XOPEN DOORSDOORS X = EXHAUST FANCRACK FEET XCFM/FT = ESHFEFFECTIVESENS. HEAT == EFFECTIVE ROOM SENS. HEAT EFFECTIVE ROOM TOTAL HEAT = ADP INDICATED ADP SELECTED ADP TEMP.RISEBF) X (T RM  F - T ADP F) = FDEHUM.EFFECTIVE ROOM SENS. HEAT1.08 X F TEMP.RISE F (RM-OUTLET AIR)*  ROOM SENS. HEAT1.08 XCFM DA 1.08 XOUTLETTEMP.DIFF.CFM SUPPLY CFMBYPASSCFMROOM SENS. HEAT1.08 X F DESIRE DIFF === CFM DA CFM SA   -   = EDBLDBT RM F +CFM OA   CFM+   X (T OA F -T RM F) = T ED F T ADP F +BF X (T EDB F -T ADP F) = T LD F T EWB F ,T LWB F SWINGING REVOLVING DOORS SDM#1-01 , File : 96627040.xls.ms_officeDate : 5/12/2012 ,Time :11:13 AM  B10 Cell: Solar gain-glass can Comment: calculate by two method . First is for With the Storage Factor ,use the description of case 1. Second is for without the Storage Factor ,use the description of case 2.C11 Cell: Windows area , sq ft Comment: Area of glassed structure that solar haet gain get thru at varies exposure. ( N,E,S,W,NE,SE,SW,NW) , Chapter 3E11 Cell:Comment: Solar heat gain thru glass,Btu/(hr)-(sq ft)Case 1; With Storage factor Multiplying of Peak solar heat gain thru ordinary glass (at the selected month , location ,exposure) and Storage load factors of solar heat gain .( Table 6, Page 29 for Peak solar heat gain thru ordinary glass and Table 7,8,9,10 or 11 ,Page 30-34 for Storage load factors of solar heat gain thruglass) :Example : The peak solar heat gain for a west exposurein July at 40 north Latitude = 164 Btu/hr-sqft (Tbl.6) and theStorage load factor with internal shade = 0.66 for a west exposure at 4 pm ,the weight ~ 100 lb/sq ft. So, theSolar heat gain thru glass for a west = 164x0.66 =108.24 Btu/hr Case 2 ;Without Storage factor Solar heat gain thru ordinary glass (at the selected month , location ,exposure) , ( Table15, Page 44-49 )G11 Cell:Comment: Over all Factor for solar heat gainCase 1: With storage factor Factor for adjustment of the value of solar heat gain as the effect of Shading Device or Glass block . And the correction factor(Table 16,Page 52, Over all Factors for solar heatgain thru glass , Table 17, Page 54, Solar heat gain for glass block)Example : Factor of solar heat gain thru glassfor the Regular plate Glass = 0.94Case 2 : Without storage factor Correction factor on the bottom of Table 15, Page 44-49J11 Cell: Out door & Room condition Comment: - Outdoor condition see Table 1-3 Page10-19- Room Condition see Table 4-5, Page 20-23C12 Cell: Windows area , sq ft Comment: Area of glassed structure that solar haet gain get thru at varies exposure. ( N,E,S,W,NE,SE,SW,NW) , Chapter 3 SDM#1-01 , File : 96627040.xls.ms_officeDate : 5/12/2012 ,Time :11:13 AM  E12 Cell:Comment: Solar heat gain thru glass,Btu/(hr)-(sq ft)Case 1; With Storage factor Multiplying of Peak solar heat gain thru ordinary glass (at the selected month , location ,exposure) and Storage load factors of solar heat gain .( Table 6, Page 29 for Peak solar heat gain thru ordinary glass and Table 7,8,9,10 or 11 ,Page 30-34 for Storage load factors of solar heat gain thruglass) :Example : The peak solar heat gain for a west exposurein July at 40 north Latitude = 164 Btu/hr-sqft (Tbl.6) and theStorage load factor with internal shade = 0.66 for a west exposure at 4 pm ,the weight ~ 100 lb/sq ft. So, theSolar heat gain thru glass for a west = 164x0.66 =108.24 Btu/hr Case 2 ;Without Storage factor Solar heat gain thru ordinary glass (at the selected month , location ,exposure) , ( Table15, Page 44-49 )G12 Cell:Comment: Over all Factor for solar heat gainCase 1: With storage factor Factor for adjustment of the value of solar heat gain as the effect of Shading Device or Glass block . And the correction factor(Table 16,Page 52, Over all Factors for solar heatgain thru glass , Table 17, Page 54, Solar heat gain for glass block)Example : Factor of solar heat gain thru glassfor the Regular plate Glass = 0.94Case 2 : Without storage factor Correction factor on the bottom of Table 15, Page 44-49C13 Cell: Windows area , sq ft Comment: Area of glassed structure that solar haet gain get thru at varies exposure. ( N,E,S,W,NE,SE,SW,NW) , Chapter 3E13 Cell:Comment: Solar heat gain thru glass,Btu/(hr)-(sq ft)Case 1; With Storage factor Multiplying of Peak solar heat gain thru ordinary glass (at the selected month , location ,exposure) and Storage load factors of solar heat gain .( Table 6, Page 29 for Peak solar heat gain thru ordinary glass and Table 7,8,9,10 or 11 ,Page 30-34 for Storage load factors of solar heat gain thruglass) :Example : The peak solar heat gain for a west exposurein July at 40 north Latitude = 164 Btu/hr-sqft (Tbl.6) and theStorage load factor with internal shade = 0.66 for a west exposure at 4 pm ,the weight ~ 100 lb/sq ft. So, theSolar heat gain thru glass for a west = 164x0.66 =108.24 Btu/hr Case 2 ;Without Storage factor Solar heat gain thru ordinary glass (at the selected month , location ,exposure) , ( Table15, Page 44-49 ) SDM#1-01 , File : 96627040.xls.ms_officeDate : 5/12/2012 ,Time :11:13 AM  G13 Cell:Comment: Over all Factor for solar heat gainCase 1: With storage factor Factor for adjustment of the value of solar heat gain as the effect of Shading Device or Glass block . And the correction factor(Table 16,Page 52, Over all Factors for solar heatgain thru glass , Table 17, Page 54, Solar heat gain for glass block)Example : Factor of solar heat gain thru glassfor the Regular plate Glass = 0.94Case 2 : Without storage factor Correction factor on the bottom of Table 15, Page 44-49C14 Cell: Windows area , sq ft Comment: Area of glassed structure that solar haet gain get thru at varies exposure. ( N,E,S,W,NE,SE,SW,NW) , Chapter 3E14 Cell:Comment: Solar heat gain thru glass,Btu/(hr)-(sq ft)Case 1; With Storage factor Multiplying of Peak solar heat gain thru ordinary glass (at the selected month , location ,exposure) and Storage load factors of solar heat gain .( Table 6, Page 29 for Peak solar heat gain thru ordinary glass and Table 7,8,9,10 or 11 ,Page 30-34 for Storage load factors of solar heat gain thruglass) :Example : The peak solar heat gain for a west exposurein July at 40 north Latitude = 164 Btu/hr-sqft (Tbl.6) and theStorage load factor with internal shade = 0.66 for a west exposure at 4 pm ,the weight ~ 100 lb/sq ft. So, theSolar heat gain thru glass for a west = 164x0.66 =108.24 Btu/hr Case 2 ;Without Storage factor Solar heat gain thru ordinary glass (at the selected month , location ,exposure) , ( Table15, Page 44-49 )G14 Cell:Comment: Over all Factor for solar heat gainCase 1: With storage factor Factor for adjustment of the value of solar heat gain as the effect of Shading Device or Glass block . And the correction factor(Table 16,Page 52, Over all Factors for solar heatgain thru glass , Table 17, Page 54, Solar heat gain for glass block)Example : Factor of solar heat gain thru glassfor the Regular plate Glass = 0.94Case 2 : Without storage factor Correction factor on the bottom of Table 15, Page 44-49C15 Cell: Windows area , sq ft Comment: Area of glassed structure that solar haet gain get thru the vertical exposure.; Chapter 3 SDM#1-01 , File : 96627040.xls.ms_officeDate : 5/12/2012 ,Time :11:13 AM
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