Post on 04-Apr-2018
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7/30/2019 clean room calcs
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Job : Comparison
Location : Mumbai
Space : Zone 2
Unit in Ft. : W Length Area F/C Height Volume
Size : 0 0 269.19 10.76 2896
NIL Out Side DB deg.F WB de
10 Micron Summer 96 83NIL Monsoon 85 82
0.9 Watts / Sq.ft. Room 71.58 61
5 Nos. T : 24.42
0.0 KW VENTILATION:
15 5 People
12 269.19 Sq.ft. 10.76
0.1 Row Deep Coil. : 4
1 Effective Room Sensible He
60
summer
1 48 CFM 9284
Glasses Area In 'U'Factor Heat 10355
Sq.ft. In Deg. F Btu / Hr. Apparatus Dew Point. :( A.D.
Glass W 0.00 163 0.30 0
Glass E 0.00 12 0.30 0 Dehumidified Ris
Glass N 26.90 23 0.70 433 (1-B.F
Glass S 26.90 12 0.70 226 0.90
Glass NW 0.00 138 0.30 0Glass SW 0.00 85 0.30 0 Dehumidified CFM =
Glass NE 0.00 12 0.30 0 1.
Glass SE 0.00 12 0.30 0
Walls Eq.Temp.
Diff. :
Wall W 176.44 37 0.28 1834
Wall E 0.00 30 0.28 0
Wall N 182.00 22 0.28 1121
Wall S 182.00 35 0.28 1784
Wall NW 0.00 24 0.16 0 ROOM LATENT GAIN :
Wall SW 0.00 44 0.16 0 Infiltration 28
Wall NE 0.00 24 0.16 0 People 5 NO. X
Wall SE 0.00 30 0.16 0 Steam Lb/Hr. X
Roof SUN 269.19 40 0.09 0 Vap.Trans. 0 0
Roof SHA 0.00 20 0.40 0 Permeation Load
All Glass 53.80 29 0.47 744 RO
Partition 0.00 19 0.30 0PartitionGl. 0.00 19.42 0.30 0 Out.Air 75
Ceiling 0.00 19.42 0.02 0
Floor 0.00 19.42 0.38 0
People 5 No. X 270 Gain/Person. 1350
Eqp Load 0.00 No. X 3410 Gain/KW 0 Sensible 75 24
Lights 247.65 Watts X 1 X 3.40 842 Latent 75
Appliance 0.00 Watts X 3.40 0 GRA
Product Load
ROOM SENSIBLE HEAT SUBTOTAL : 8334 Roof Sun 32
Supply Duct Heat Gain : 2% 0
Safety Factor : 5% Roof SHA 8Fan Heat Gain : 5% 417 Ceiling 19.42
Out.Air 75 24.42 0.10 B.F. 1.08 198
Infiltration 335
9284
Effec
Effecti
Weight OF Wall:
Room Air Changes/Hr.:
Heatload for(summmer/monsoon)
CFM / Person :
Correction Factor :
Coil By Pass Factor. :
Fresh Air Changes/Hr.:
Sun Gain / Temp.
Clean Room Class :
Filtration :Pressure Gradient :
Lighting Load :
Occupancy :
Equipment Load :
Out Side Air Heat : T x
EFFECTIVE ROOM SENSIBLE HEAT :
RO
GRAND RO
Supply Duct Leackage Lo
EFF
EFF
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SUMMER
STATE LAT ALT DAILY RANGE DB WB RH%
AHMEDABAD 23.02 55 26 110 78 24
MUMBAI 18.54 11 12 95 83 60
THANE 18.54 10 15 100 82 47
PUNE 18.32 559 31 104 76 28
VADODRA 22.18 34 26 110 78 24
JABALPUR 21.16 393 29 108 75 22
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MONSOON
GR/LB DB WB RH% GR/LB
93.5 90 85 82 177
153 85 82 88 162
138 86 83 86 168
90.5 83 79 82 145
93.5 88 79 68 136
78 93 84 70 163.8
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DAILY
T 8 10 12 14 16 18 20
-30 -39 -40 -41 -42 -43 -44 -45
-20 -29 -30 -31 -32 -33 -34 -35
-10 -19 -20 -21 -22 -23 -24 -25
0 -9 -10 -11 -12 -13 -14 -15
5 -4 -5 -6 -7 -8 -9 -10
10 1 0 -1 -2 -3 -4 -5
15 6 5 4 3 2 1 0
20 11 10 9 8 7 6 5
25 16 15 14 13 12 11 10
30 21 20 19 18 17 16 15
35 26 25 24 23 22 21 20
40 31 30 29 28 27 26 25
TYPICAL BYPASS FACTORS
DEPTH OF COILS WITH OUT SPRAYS(ROWS) VELOCITY( LPM)
300 400 500 600 700
2 0.225 0.274 0.314 0.346 0.373
3 0.107 0.143 0.176 0.204 0.228
4 0.052 0.076 0.099 0.12 0.14
5 0.025 0.04 0.056 0.071 0.086
6 0.012 0.022 0.032 0.042 0.052
8 0.05 0.03
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40
-55
-45
-35
-25
-20
-15
-10
-5
0
5
10
15
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N.E=NORTH EAST E=EASTFOR WALL SURFACES
FOR 4 PM SUN TIME
EXPOSURE WEIGHT OF WALL(l
20 60 100
N.E 14 12 10
E 14 12 18
S.E 16 18 18
S 20 23 18
S.W 40 32 14
W 40 25 12
N.W 24 12 6
N 14 10 4
FOR ROOF SUN ANS ROO
CONDITION WEIGHT OF WALL(l
10 20 40
EXPOSED 43 41 38
TO SUN
COVERED WITH 18 16
WATER
SPRAYED 16 14
SHADED 14 12
SOLAR HEAT GAIN THRU ORDINARY GLASS
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FOR 20 DEGREE
SUN TIME IS TAKEN AS 4 PM
TIME OF YEAR EXPOSURE 4:00 PM
N 23
N.E 12E 12
S.E 12
S 12
S.W 85
W 163
N.W 138
HORIZONTAL 118
23 JULY & MAY 21
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S.E=SOUTH EAST S.W= SOUTH WEST
b/sq ft)
140
14
18
16
BACK TO HEAT LOAD
13
8
10
6
2
SHADED
b/sq ft)
60 80
35 32
14
12
8
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FOR EXPOSED WALL
BACK TO HEAT LOAD
CONSTRUCTION: RESISTANCE
• OUTDOOR AIR SURFACE FILM (7.5 mph WIND) 0.25
• BRICK FACING, 9 INCH 1.8
• 0.5” CEMENT MORTAR 0.1
• SAND CEMENT PLASTER 1 in (0.5” ON BOTH SIDES) 0.2
• INSIDE AIR SURFACE (STILL AIR)(VER/HORZ) 0.68
TOTAL RESISTANCE 3.03
U FACTOR 0.330033003
MATERIAL
STILL AIR POSITIONHORIZONTAL
SLOPING 45
VERTICAL
SLOPING 45HORIZONTAL
• BRICK FACING 4 INCH0.8
U Factor For Floor / Ceiling
CONSTRUCTION: RESISTANCE
• INDOOR AIR SURFACE FILM (STILL AIR) 0.61
• PLASTER 0.5” 0.1
1/2" PLASTER
1/2" PLASTER
4" CONCRETE SLAB
FLOOR TILE
AIR FILM
FLOW UPHEAT
AIR FILM INSIDE
1/2" CEMENT
1/2" CEMENT
PLASTER
OUT SIDE
AIR FILM
PLASTER
CEMENT
MORTAR
INSIDE
AIR FILM
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• CONCRETE 4’’ 0.8
• PLASTER 0.5” 0.1
FLOOR TILE 1/8" 0.05
• INSIDE AIR SURFACE (STILL AIR (HOR/UP) 0.61
TOTAL RESISTANCE 2.27
U Factor For Floor / Ceiling 0.440528634
U Factor For UN-insulated Roof
CONSTRUCTION: RESISTANCE
• OUTDOOR AIR SURFACE(71/2MPH WIND) 0.25
• PLASTER 0.5” 0.1
• CONCRETE 4 in 0.8
• INSIDE AIR SURFACE (STILL AIR) 0.92
• PLASTER 0.5” 0.1
TOTAL RESISTANCE 2.17U Factor For UN-insulated Roof 0.46
U Factor For insulated Roof
CONSTRUCTION: RESISTANCE
• OUTDOOR AIR SURFACE FILM (7.5 mph WIND) 0.25
• PLASTER 0.5” 0.1• INSULATION 2 in 5.26
• CONCRETE 4 in 0.8
• PLASTER 0.5” 0.1
• INSIDE AIR SURFACE (STILL AIR) 0.92
TOTAL RESISTANCE 7.43
4" CONCRETE SLAB
1/2" PLASTER
1/2" PLASTER
FLOW
DOWN
OUT SIDE AIR FILM
IN SIDE AIR FILM
HEAT
1/2" PLASTER
4" CONCRETE SLAB
1/2" PLASTER
INSIDE AIR FILM
2" INSULATION
OUTSIDE AIR FILM
1/2" PLASTERDOWN
FLOW
HEAT
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U Factor For insulated Roof 0.134589502
U Factor For Ordinary GlassFOR INSIDE VENETIAN BLIND 45 DEG HORZ OR BLIND
LIGHT COLOUR MEDIUM COLOUR0.56 0.65
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HEAT FLOW RESISTANCEUP 0.61
UP 0.62
HORIZONTAL 0.68
DOWN 0.76DOWN 0.92
6 INCH 8 INCH 9 INCH
1.2 1.6 1.8
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PER INCH 0.2
ROOF INSULATION
THICKNESS(INCH) WT(LB/SQFT) RESISTANCE(1/C)
0.50 0.7 1.39
1 1.3 2.78
1.5 1.9 4.17
2 2.6 5.26
2.5 3.2 6.67
3 3.9 8.33
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DARK COLOUR0.75
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FOR CALCULATING CFM
APPLICATION CFM PER PERSON
DEPARTMENT AVERAGE 20
DEPARTMENT DELUXE 30
BANKING SPACE 10
BARBER SHOPS 15
BEAUTY PARLOURS 10
BROKERS BOARD ROOM 50
COCKTAIL BARS 30
CORRIDORS
DEPARTMENT STORES 7.5
DIRECTORS ROOMS 50
DRUG STORES 10
FACTORIES 10FIRE AND TEN CENT STORES 7.5
FUNERAL PARLOURS 10
GARAGE
HOSPITAL OPERATING ROOMS
HOSPITAL PRIVATE ROOMS 30
HOSPITAL WARDS 20
HOTEL ROOMS 30
KITCHEN RESTAURANT
KITCHEN RESIDENCE
LABORATORIES 20
MEETING ROOMS
OFFICE GENERAL 15
OFFICE PVT (NO SMOKING) 25
OFFICE GENERAL (SMOKING) 30
RESTAURANT 15
SHOP RETAIL 10
THEATER (NO SMOIKING) 7.5THEATER ( SMOIKING) 15
DEGREE OF ACTIVITY TYPICAL APPLICATION
SEATED AT REST THEATER
SEATED,VERY LIGHT WORK HIGH SCHOOL
FOR KNOWING THE SENSIBLE/LATENT HEAT GAIN
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OFFICE WORKER OFFICES,HOTELS,APTS,COLLEGE
STANDING,WALKING SLOWLY DEPT,RETAIL,OR VARIETY STORE
WALKING,SEATED DRUG STORE
STANDING,WALKING SLOWLY BANK
SEDENTARY WORK RESTAURANT
LIGHT BENCH WORK FACTORY,LIGHT WORK
MODERATE DANCING DANCE HALL
WALKING,3MPH FACTORY,FAIRLY HEAVY WORK
HEAVY WORK BOWLING ALLEY FACTORY
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FOR OCCUPANCY
CLASSIFICATION
SQ Ft
PER
PERSON
APARTMENTS AND HOTELGUEST ROOMS 60
BANKS 35
DEPARTMENT STORES/MALLS 25
OFFICFE BUILDINGS 49
OFFICES SMALL SUITES 55
RESTAURANTS 22
THEATERS AND AUDITORIUMS 5
82F
SENS LAT SENS LAT SENS LAT
175 195 155 210 140 230 120
SENS-180 LATENT-220 195 205 215 185 240 160
75F78F80F
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SENS-180 LATENT-270 200 250 215 235 245 205
SENS-180 LATENT-270 200 250 215 235 245 205
SENS-180 LATENT-320 200 300 220 280 255 245
SENS-180 LATENT-320 200 300 220 280 255 245
SENS-190 LATENT-360 220 330 240 310 280 270
SENS-190 LATENT-560 220 530 245 505 295 455
SENS-220 LATENT-630 245 605 275 575 325 525
SENS-270 LATENT-730 300 700 330 670 380 620
SENS-450 LATENT-1000 465 985 485 965 525 925
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SENS LAT
260 90
275 125
70F
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285 165
285 165
290 210
290 210
320 230
365 385
400 450
460 540
605 845