A cubic foot per second (cfs) is a unit of flow rate that describes the volume of water or other fluids moving past a point every second. It is commonly used in hydrology to measure rivers and streams, providing insight into water availability and flood prediction. To put it in perspective, one cubic foot per second is equivalent to 7.48 gallons per second. Thus, a modest stream might flow at several tens of cfs, while larger rivers, such as the Mississippi, can exceed 500,000 cfs!
Interestingly, this unit has historical significance dating back to the early days of water management, where it played a crucial role in the development of infrastructure for agriculture and urban planning, influencing patterns of settlement and economic development around the world.
The cubic meter per minute (m³/min) is a unit of volumetric flow rate that offers a fascinating insight into large-scale systems, such as those found in industrial settings. Imagine a system capable of moving a billion liters of water—remarkably, that would require a flow rate of just under 694 m³/min to accomplish within 24 hours. This powerful unit is crucial for industries where rapid and efficient movement of gases or liquids is essential, such as in HVAC (heating, ventilation, and air conditioning) systems, ensuring environments remain comfortably balanced.
Moreover, the concept of measuring flow in cubic meters per minute is crucial for understanding sustainability in processes. By accurately measuring and controlling flow rates, companies can optimize energy usage and reduce waste, directly impacting both economic efficiency and environmental conservation. Understanding this unit is not just about volume—it’s about integrating efficiency into everyday processes.
Cubic feet per second | Cubic meters per minute |
---|---|
0
ft³/s
|
0
m³/min
|
1
ft³/s
|
1.69901
m³/min
|
2
ft³/s
|
3.39802
m³/min
|
3
ft³/s
|
5.09703
m³/min
|
4
ft³/s
|
6.79604
m³/min
|
5
ft³/s
|
8.49505
m³/min
|
6
ft³/s
|
10.19406
m³/min
|
7
ft³/s
|
11.89307
m³/min
|
8
ft³/s
|
13.59208
m³/min
|
9
ft³/s
|
15.29109
m³/min
|
10
ft³/s
|
16.9901
m³/min
|
11
ft³/s
|
18.68911
m³/min
|
12
ft³/s
|
20.38812
m³/min
|
13
ft³/s
|
22.08713
m³/min
|
14
ft³/s
|
23.78614
m³/min
|
15
ft³/s
|
25.48515
m³/min
|
16
ft³/s
|
27.18416
m³/min
|
17
ft³/s
|
28.88317
m³/min
|
18
ft³/s
|
30.58218
m³/min
|
19
ft³/s
|
32.28119
m³/min
|
20
ft³/s
|
33.9802
m³/min
|
21
ft³/s
|
35.67921
m³/min
|
22
ft³/s
|
37.37822
m³/min
|
23
ft³/s
|
39.07723
m³/min
|
24
ft³/s
|
40.77624
m³/min
|
25
ft³/s
|
42.47525
m³/min
|
26
ft³/s
|
44.17426
m³/min
|
27
ft³/s
|
45.87327
m³/min
|
28
ft³/s
|
47.57228
m³/min
|
29
ft³/s
|
49.27129
m³/min
|
30
ft³/s
|
50.9703
m³/min
|
31
ft³/s
|
52.66931
m³/min
|
32
ft³/s
|
54.36832
m³/min
|
33
ft³/s
|
56.06733
m³/min
|
34
ft³/s
|
57.76634
m³/min
|
35
ft³/s
|
59.46535
m³/min
|
36
ft³/s
|
61.16436
m³/min
|
37
ft³/s
|
62.86337
m³/min
|
38
ft³/s
|
64.56238
m³/min
|
39
ft³/s
|
66.26139
m³/min
|
40
ft³/s
|
67.9604
m³/min
|
41
ft³/s
|
69.65941
m³/min
|
42
ft³/s
|
71.35842
m³/min
|
43
ft³/s
|
73.05743
m³/min
|
44
ft³/s
|
74.75644
m³/min
|
45
ft³/s
|
76.45545
m³/min
|
46
ft³/s
|
78.15446
m³/min
|
47
ft³/s
|
79.85347
m³/min
|
48
ft³/s
|
81.55248
m³/min
|
49
ft³/s
|
83.25149
m³/min
|
50
ft³/s
|
84.9505
m³/min
|
51
ft³/s
|
86.64951
m³/min
|
52
ft³/s
|
88.34852
m³/min
|
53
ft³/s
|
90.04753
m³/min
|
54
ft³/s
|
91.74654
m³/min
|
55
ft³/s
|
93.44555
m³/min
|
56
ft³/s
|
95.14456
m³/min
|
57
ft³/s
|
96.84357
m³/min
|
58
ft³/s
|
98.54258
m³/min
|
59
ft³/s
|
100.24159
m³/min
|
60
ft³/s
|
101.9406
m³/min
|
61
ft³/s
|
103.63961
m³/min
|
62
ft³/s
|
105.33862
m³/min
|
63
ft³/s
|
107.03762
m³/min
|
64
ft³/s
|
108.73663
m³/min
|
65
ft³/s
|
110.43564
m³/min
|
66
ft³/s
|
112.13465
m³/min
|
67
ft³/s
|
113.83366
m³/min
|
68
ft³/s
|
115.53267
m³/min
|
69
ft³/s
|
117.23168
m³/min
|
70
ft³/s
|
118.93069
m³/min
|
71
ft³/s
|
120.6297
m³/min
|
72
ft³/s
|
122.32871
m³/min
|
73
ft³/s
|
124.02772
m³/min
|
74
ft³/s
|
125.72673
m³/min
|
75
ft³/s
|
127.42574
m³/min
|
76
ft³/s
|
129.12475
m³/min
|
77
ft³/s
|
130.82376
m³/min
|
78
ft³/s
|
132.52277
m³/min
|
79
ft³/s
|
134.22178
m³/min
|
80
ft³/s
|
135.92079
m³/min
|
81
ft³/s
|
137.6198
m³/min
|
82
ft³/s
|
139.31881
m³/min
|
83
ft³/s
|
141.01782
m³/min
|
84
ft³/s
|
142.71683
m³/min
|
85
ft³/s
|
144.41584
m³/min
|
86
ft³/s
|
146.11485
m³/min
|
87
ft³/s
|
147.81386
m³/min
|
88
ft³/s
|
149.51287
m³/min
|
89
ft³/s
|
151.21188
m³/min
|
90
ft³/s
|
152.91089
m³/min
|
91
ft³/s
|
154.6099
m³/min
|
92
ft³/s
|
156.30891
m³/min
|
93
ft³/s
|
158.00792
m³/min
|
94
ft³/s
|
159.70693
m³/min
|
95
ft³/s
|
161.40594
m³/min
|
96
ft³/s
|
163.10495
m³/min
|
97
ft³/s
|
164.80396
m³/min
|
98
ft³/s
|
166.50297
m³/min
|
99
ft³/s
|
168.20198
m³/min
|
100
ft³/s
|
169.90099
m³/min
|
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