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Gas Flow Estimation


Cylinder Gas Oxygen
Liquid Oxygen

Gas Flow Estimation - Cylinder Gas Oxygen

Gas Flow Estimation - Liquid Oxygen

Note: Times shown below are in DAYS - HOURS format (00-00)
Flow Rate -
Liters Per Minute (LPM)
DEWAR (LG) MODEL
L-10
L-20
L-30
L-37
L-45
L-60
off
16-16
34-17
50-2
61-10
74-19
90-2
.25
16-16
34-17
50-2
61-10
74-19
90-2
.5
11-12
24-16
35-12
43-16
53-4
68-8
.75
7-15
16-11
23-18
29-3
35-11
45-13
1.0
5-17
12-8
17-19
21-20
26-14
34-4
1.5
3-19
8-5
11-21
14-13
17-17
22-18
2.0
2-10
6-4
8-21
10-22
13-7
17-1
2.5
2-7
4-22
7-3
8-17
10-15
13-16
3.0
1-22
4-2
5-22
7-6
8-20
11-9
4.0
1-10
3-2
4-10
5-11
6-15
8-12
5.0
1-3
2-11
3-13
4-8
5-7
6-19
6.0
0-23
2-1
2-23
3-15
4-10
5-16
8.0
N/A
1-12
2-5
2-17
3-7
4-6
10.0
N/A
1-5
1-18
2-4
2-15
3-10
12.0
N/A
1-0
1-11
1-19
2-5
2-20
15.0
N/A
0-19
1-4
1-11
1-18
2-6


Note: Times shown below are in HOURS : MINUTES format (00:00)
Flow Rate -
Liters Per Minute (LPM)
PORTABLE SYSTEMS
Spirit
Sprint
Stroller
Hi-Flow
off
16:00
30:00
60:00
71:00
.25
20:50
41:40
.5
12:55
25:55
32:00
.75
9:25
18:45
1.0
14:30
7:20
14:45
16:00
1.5
10:00
5:10
10:20
2.0
7:00
4:00
8:00
8:00
2.5
3:10
6:25
6:20
3.0
4:40
2:40
5:25
5:20
4.0
3:30
2:05
4:05
4:00
5.0
3:00
1:40
3:20
6.0
1:25
2:45
2:40
8.0
2:00
10.0
1:40
12.0
1:20
15.0
1:00
Continuous Flow
2:10

Note: All times shown for the Spirit unit in the chart above are indicated for 20 patient breaths per minute (BPM). Faster breathing rates will result in shorter use times.





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