Cubic foot per minute (CFM) is a unit that measures the flow rate of air and is widely used in various industries, from HVAC systems to automotive engineering. Understanding CFM is crucial for designing efficient ventilation systems, as it determines how much air is circulated within a specific space per minute. But did you know that the origins of measuring air flow date back to the early 20th century? Back then, engineers realized the need for standardized measurements to ensure optimal air quality and comfortable living conditions, which led to the popularization of CFM as a standard metric.
Remarkably, one cubic foot of air at room temperature weighs about 0.0807 pounds. With this knowledge, professionals can precisely calibrate systems to achieve desired airflow rates, maximize energy efficiency, and improve air quality. Whether managing the air systems in skyscrapers, homes, or cars, CFM remains a pivotal unit for ensuring environments stay fresh and healthy.
The pint per second unit may not seem familiar to some, but it’s a fascinating measure of flow rate, primarily used to quantify liquid flow in a system. Originating from the British Imperial system, a pint per second represents the volume of one pint flowing through a conduit every second. While we often think about flow rates in terms of liters per second or gallons per hour, pint per second can be a useful measure for smaller-scale applications, especially in culinary or laboratory settings.
Interestingly, the concept of flow rate is crucial in various industries, from chemical processing to beverage dispensing. Consider beer taps at a busy pub; they might be designed to achieve an optimal flow rate, ensuring a pint of beer is expertly poured in a matter of seconds, balancing speed and quality to create the perfect pour.
Cubic feet per minute | Pints per second |
---|---|
0
ft³/min
|
0
pnt/s
|
10
ft³/min
|
9.97402
pnt/s
|
20
ft³/min
|
19.94804
pnt/s
|
30
ft³/min
|
29.92206
pnt/s
|
40
ft³/min
|
39.89608
pnt/s
|
50
ft³/min
|
49.8701
pnt/s
|
60
ft³/min
|
59.84413
pnt/s
|
70
ft³/min
|
69.81815
pnt/s
|
80
ft³/min
|
79.79217
pnt/s
|
90
ft³/min
|
89.76619
pnt/s
|
100
ft³/min
|
99.74021
pnt/s
|
110
ft³/min
|
109.71423
pnt/s
|
120
ft³/min
|
119.68825
pnt/s
|
130
ft³/min
|
129.66227
pnt/s
|
140
ft³/min
|
139.63629
pnt/s
|
150
ft³/min
|
149.61031
pnt/s
|
160
ft³/min
|
159.58433
pnt/s
|
170
ft³/min
|
169.55835
pnt/s
|
180
ft³/min
|
179.53238
pnt/s
|
190
ft³/min
|
189.5064
pnt/s
|
200
ft³/min
|
199.48042
pnt/s
|
210
ft³/min
|
209.45444
pnt/s
|
220
ft³/min
|
219.42846
pnt/s
|
230
ft³/min
|
229.40248
pnt/s
|
240
ft³/min
|
239.3765
pnt/s
|
250
ft³/min
|
249.35052
pnt/s
|
260
ft³/min
|
259.32454
pnt/s
|
270
ft³/min
|
269.29856
pnt/s
|
280
ft³/min
|
279.27258
pnt/s
|
290
ft³/min
|
289.2466
pnt/s
|
300
ft³/min
|
299.22063
pnt/s
|
310
ft³/min
|
309.19465
pnt/s
|
320
ft³/min
|
319.16867
pnt/s
|
330
ft³/min
|
329.14269
pnt/s
|
340
ft³/min
|
339.11671
pnt/s
|
350
ft³/min
|
349.09073
pnt/s
|
360
ft³/min
|
359.06475
pnt/s
|
370
ft³/min
|
369.03877
pnt/s
|
380
ft³/min
|
379.01279
pnt/s
|
390
ft³/min
|
388.98681
pnt/s
|
400
ft³/min
|
398.96083
pnt/s
|
410
ft³/min
|
408.93485
pnt/s
|
420
ft³/min
|
418.90888
pnt/s
|
430
ft³/min
|
428.8829
pnt/s
|
440
ft³/min
|
438.85692
pnt/s
|
450
ft³/min
|
448.83094
pnt/s
|
460
ft³/min
|
458.80496
pnt/s
|
470
ft³/min
|
468.77898
pnt/s
|
480
ft³/min
|
478.753
pnt/s
|
490
ft³/min
|
488.72702
pnt/s
|
500
ft³/min
|
498.70104
pnt/s
|
510
ft³/min
|
508.67506
pnt/s
|
520
ft³/min
|
518.64908
pnt/s
|
530
ft³/min
|
528.6231
pnt/s
|
540
ft³/min
|
538.59713
pnt/s
|
550
ft³/min
|
548.57115
pnt/s
|
560
ft³/min
|
558.54517
pnt/s
|
570
ft³/min
|
568.51919
pnt/s
|
580
ft³/min
|
578.49321
pnt/s
|
590
ft³/min
|
588.46723
pnt/s
|
600
ft³/min
|
598.44125
pnt/s
|
610
ft³/min
|
608.41527
pnt/s
|
620
ft³/min
|
618.38929
pnt/s
|
630
ft³/min
|
628.36331
pnt/s
|
640
ft³/min
|
638.33733
pnt/s
|
650
ft³/min
|
648.31135
pnt/s
|
660
ft³/min
|
658.28538
pnt/s
|
670
ft³/min
|
668.2594
pnt/s
|
680
ft³/min
|
678.23342
pnt/s
|
690
ft³/min
|
688.20744
pnt/s
|
700
ft³/min
|
698.18146
pnt/s
|
710
ft³/min
|
708.15548
pnt/s
|
720
ft³/min
|
718.1295
pnt/s
|
730
ft³/min
|
728.10352
pnt/s
|
740
ft³/min
|
738.07754
pnt/s
|
750
ft³/min
|
748.05156
pnt/s
|
760
ft³/min
|
758.02558
pnt/s
|
770
ft³/min
|
768
pnt/s
|
780
ft³/min
|
777.97363
pnt/s
|
790
ft³/min
|
787.94765
pnt/s
|
800
ft³/min
|
797.92167
pnt/s
|
810
ft³/min
|
807.89569
pnt/s
|
820
ft³/min
|
817.86971
pnt/s
|
830
ft³/min
|
827.84373
pnt/s
|
840
ft³/min
|
837.81775
pnt/s
|
850
ft³/min
|
847.79177
pnt/s
|
860
ft³/min
|
857.76579
pnt/s
|
870
ft³/min
|
867.73981
pnt/s
|
880
ft³/min
|
877.71383
pnt/s
|
890
ft³/min
|
887.68785
pnt/s
|
900
ft³/min
|
897.66188
pnt/s
|
910
ft³/min
|
907.6359
pnt/s
|
920
ft³/min
|
917.60992
pnt/s
|
930
ft³/min
|
927.58394
pnt/s
|
940
ft³/min
|
937.55796
pnt/s
|
950
ft³/min
|
947.53198
pnt/s
|
960
ft³/min
|
957.506
pnt/s
|
970
ft³/min
|
967.48002
pnt/s
|
980
ft³/min
|
977.45404
pnt/s
|
990
ft³/min
|
987.42806
pnt/s
|
1000
ft³/min
|
997.40208
pnt/s
|
If you like the website, share it on social media.