clean room calcs

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



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



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



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





40

-55

-45

-35

-25

-20

-15

-10

-5

0

5

10

15



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



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



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



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


• 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



• CONCRETE 4’’ 0.8

• PLASTER 0.5” 0.1

FLOOR TILE 1/8" 0.05

• INSIDE AIR SURFACE (STILL AIR (HOR/UP) 0.61


U Factor For Floor / Ceiling 0.440528634

U Factor For UN-insulated Roof


• 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


• 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


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



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



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



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



DARK COLOUR0.75



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



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



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



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



SENS LAT

260 90

275 125

70F



285 165

285 165

290 210

290 210

320 230

365 385

400 450

460 540

605 845

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clean room calcs