ENTER NO. OF TOTAL OUTLETS CFM 8 16 8 16 1 0.5 0 10 18 3 6 1
10 18 0.6 6 0 0.1
cfm of compressed air
VACUUM AIR SYSTEM
LOCATION Operating room open heart, organ transplant, etc. (2/room) Major operating room (2/room) Minor operating room Cystoscopy and special procedures (2/room) Emergencya Emergencya (Isolation) Trauma room Plaster (fracture room) Delivery room Recovery first inlet/bed Recovery second inlet/bed Recovery additional inlet/bed ICU&CCU first inlet/bed ICU&CCU second inlet/bed ICU&CCU additional inlet/bed Patient rooms surgicalb Sometimes one inlet/bed Sometimes one inlet/2 beds) b Patient rooms medical Sometimes one inlet/bed Sometimes one inlet/2 beds) Labor rooms Nurseries Special care Nurseries Endoscopy rooms
All outlets in the emergency department (area) should have 100% simultaneous use factor Where patient rooms are interchangeable (surgical or medical), use 50% simultaneous use factor for the first 4 rooms on the far end of the section of pipping and 20% thereafter
b
Then you get
256.6
cfm of vacuum air
Go to
O2&N2O
15/1/2002 Computed by Y.G. Approved by
DESIGN CALCULATION SHEET
Mechanical & Industrial Department CAIRO - EGYPT Subject CFM Estimation Building Adapazari Hospital
OXYGEN SIMULTA NEOUS USE FACTOR
***added
LOCATION Operating rooms First room (far end of a section of piping and all individual branches to rooms) Second room (on a section of piping) Each additional room (on a section of piping) b Emergency rooms First outlet 2nd&3rd 4--12 13--20 21--40 40 & up Trauma rooms First room (far end of a section of piping and all individual branches to rooms) Second room (on a section of piping) Each additional room (on a section of piping) Delivery rooms First room (far end of a section of piping and all individual branches to rooms) Second room (on a section of piping) Each additional room (on a section of piping) Recovery rooms 1--8 outlets 9--12 13--16 and up ICU rooms CCU rooms Other spaces such as Patient rooms (Medical and surgical)(beside outlets) First outlet 2nd&3rd 4--12 13--20 21--40 40 & up Labor rooms Sometimes one outlet/bed First outlet 2nd&3rd 4--12 13--20 21--40 40 & up Nurseries First outlet 2nd&3rd 4--12 13--20 21--40 40 & up Special care nurseries First outlet 2nd&3rd 4--12 13--20 21--40 40 & up Dyalisis First outlet 2nd&3rd 4--12 13--20 21--40 40 & up Anesthesia work rooms First outlet 2nd&3rd 4--12 13--20 21--40 40 & up MRI First outlet 2nd&3rd 4--12 13--20 21--40 40 & up CT-Scan
PER ROOM
PER OUTLET
PER BED
NUMBER OF OUTLETS 2/room
ENTER NO. OF ROOMS OR OUTLET S
TOTAL
100
50
1
50
100 100
30 20
1 2
30 40
1 2 8 8 20 17
20 20 60 40 66 42.5
1/bed 100 100 75 50 33 25
20 10 10 10 10 10 2/bed
100
50
1
50
100 100
30 20
1 2
30 40
100
50
0
100 100
30 20
0 0
6/room
2/bed 100 60 50 45 100 100
20 20 20 20 20 20 20
100 100 75 50 33 25
20 10 10 10 10 10
100 100 75 50 33 25
20 10 10 10 10 10
100 100 75 50 33 25
20 10 10 10 10 10
100 100 75 50 33 25
20 10 10 10 10 10
100 100 75 50 33 25
20 10 10 10 10 10
100 100 75 50 33 25
20 10 10 10 10 10
100 100 75 50 33 25
20 10 10 10 10 10
2/bed
8 4 4 4 18
160 48 40 36 360 0
6 12 51 30 69 23
120 120 382.5 150 227.7 57.5
1/bed
1/room 0 0 0 0 0 0 1/4 bassinet 1 2
20 20 0 0 0 0
1 2 3
20 20 22.5 0 0 0
1 2 1
20 20 7.5 0 0 0
1
20 0 0 0 0 0
1 1
20 10 0 0 0 0
2/bassinet
1/bed
1/bed
1/bed
1/room
First outlet 2nd&3rd 4--12 13--20 21--40 40 & up Endoscopy rooms First outlet 2nd&3rd 4--12 13--20 21--40 40 & up
100 100 75 50 33 25
20 10 10 10 10 10
100 100 75 50 33 25
20 10 10 10 10 10
1/room
a
Where Oxygen is used to power fluidicaly controlled anesthesia ventilators, increase LPM volume by 40% All outlets in the emergency dept. (area) should have 100% simultaneous use factors c Where Oxygen is used to power fluidically controlled ventilators, volume should be 40 LPM d Simultaneous-use factor for other spaces: the first outlet on the end section of piping 20 LPM, 100% use factor. For additional outlets on the section of piping 10 LPM with the use-factors used in the above table. b
Then you get
2450.2
LPM of Oxygen
NITROUS OXIDE
LOCATION First operating room (far end of piping and all individual branches to operating rooms Second operating room (on a section of piping) Each additional operating rom (on a section of piping) Delivery rooms Emerency rooms Trauma rooms Aneshtesia work room Plaster (fracture room) Endoscopy room
Mechanical & Industrial Department CAIRO - EGYPT Subject Medical Gases CFM estimation Building Adapazari Hosptial
PPDG CFM
LPM
COMPRESSED AIR
67.20
1902.89
VACUUM
200.00
5663.37
OXYGEN
86.53
2450.20
NITROUS OXIDE
7.42
210.00
Oxygen Tank Calculations Go to
Schedule of Equipment Pipe Sizing
Date 15/1/2002 Computed by Y.G. Approved by
Project No. J0274 Sheet No. of Checked by
Mechanical & Industrial Department CAIRO - EGYPT Subject Oxygen tank capacity and reserve Building King Hussein Hospital
Total number of beds =
269
beds
Following the Practical plumbing guide for bulk systems: Allow 500 cu.ft/bed/month+reserve manifold for one day supply: # of beds*500=
134500 cu.ft/month
Convert to liquid status=
156.3953 cu.ft/momth
The reserve for one day is: montn reserve/30= 4483.333 1 cylinder= 244 # of cylinders= 18.37432 so 20
Final Tank capacity
cu.ft./day cu.ft so cylinders cylinders
Go to
Schedule of Equipment Pipe Sizing
Date 30/11/2003 Computed by Y.G. Approved by
Project No. TK0191 Sheet No. of Checked by
Mechanical & Industrial Department CAIRO - EGYPT Subject Schedule of equipment Building Adapazari Hosptial
Medical Vacuum Unit Column NO. 1 Unit NO. System served Medical Vacuum Building Hospital Floor Basement Room Specification type Pressure (mm Hg) Capacity l/s per unit Quantity
Packaged duplex 381 45 1
Medical Compressed Air Unit Column NO. 1 Unit NO. System served Medical Air Building Hospital Floor Basement Room Reciprocating packaged oilSpecification type less Quadraplex Discharge pressure Kpa 345 Capacity l/s per unit 20 Quantity 1
L/S is the expanded flow at 510 mm Hg
Oxygen Tank Calculations Go to
Pipe Sizing
Date 15/1/2002 Computed by Y.G. Approved by
Project No. TK0191 Sheet No. of Checked by
DESIGN CALCULATION SHEET
Mechanical & Industrial Department CAIRO - EGYPT Subject Pressure loss/100 ft calculations Building Adapazari Hospital
Date 15/1/2002 Computed by Y.G. Approved by
Oxygen Distance to the farthest outlet Taking fittings and elbows into accounts Converting to ft 697.18 ft
170 m 170 m
x
1.25 =
212.5 m
If 697.18 shouldn't exceed 5 PSI of total pressure drop Then the pressure drop per 100 ft will be 0.7172 .7 PSI/100ft Pressure drop = 34.85892 PSI
50 250 500 1500 2500 4000 7500 15000 25000 50000
LPM
1/2 0.04 0.99
3/4
in 1-1/4
1 0.11 0.45
0.11 0.95
1-1/2
0.3 0.83
2
0.34 0.88
2-1/2
0.2 0.71
3
0.22 0.89
0.35 0.98
4
0.23 0.92
Vacuum Distance to the farthest outlet Taking fittings and elbows into accounts Converting to ft 697.18 ft
170 m 170 m
x
If 697.18 shouldn't exceed 4 in Hg Then the pressure drop per 100 ft will be 0.5737 Pressure drop across pipe = 14.9352 PSI 1 8 15 30 50 100 175 250 450 700 1000
CFM
3/4 0.02 0.76
1 0.2 0.6
1-1/4
0.18 0.68
1-1/2
0.3 0.74
in 2
212.5 m
.6 in Hg 2-1/2
0.2 0.76
1.25 =
0.24 0.7
3
4
0.3 0.58
0.13 0.45
5
0.13 0.3
6
0.1 0.24
Sizing the Vacuum pump discharge piping to the roof 3/4 CFM
1
1-1/4
1-1/2
2
2-1/2
3
4
5
325
Medical air Distance to the farthest outlet Taking fittings and elbows into accounts Converting to ft 697.18 ft
170 m 170 m
x
If 697.18 shouldn't exceed 5 in Hg Then the pressure drop per 100 ft will be 0.7172
5 20 40 90 140 250 400 750 1600
CFM
1/2 0.3
3/4 0.03 0.69
1 0.2 0.8
in 1-1/4
0.18 0.93
1-1/2
0.41 1
1.25 =
212.5 m
.7 PSI/100ft
2
2-1/2
0.27 0.85
3
0.33 0.84
0.27 0.94
4
0.22 1
Nitrous Oxide
Distance to the farthest outlet Taking fittings and elbows into accounts Converting to ft 356.79 ft
87 m 87 m
x
If 356.79 shouldn't exceed 5 in Hg Then the pressure drop per 100 ft will be 1.4014
