Litre per minute (L/min) is a versatile unit commonly used to measure fluid flow rate, especially in medical, engineering, and ecological contexts. For instance, in healthcare, oxygen delivery is typically measured in litres per minute, with high-flow systems delivering up to 15 L/min to aid patients with respiratory issues. In the world of engineering, especially when dealing with pumps and water devices, understanding flow rates in L/min is critical to ensuring efficient system performance and resource management.
Interestingly, measuring river flow in smaller streams also uses this unit. Understanding flow rates here is vital for environmental studies, revealing river health and predicting events like floods. Such diverse applications of litres per minute illustrate its essential role in both safeguarding human health and monitoring environmental ecosystems.
The quart per second is a unit typically used to measure flow rate, and it might seem a little unusual in everyday conversations. To put it in perspective, one quart per second is equivalent to the flow of nearly a gallon of liquid in just four seconds, showcasing its impressive speed for handling liquids. This unit is particularly useful in industrial settings, where understanding and controlling the rate of flow for substances like oil, water, or chemicals is crucial for efficiency and safety.
Interestingly, the quart has its roots in ancient measuring systems and is based on the Latin word “quartus,” meaning “fourth.” This highlights its historical significance, as early civilizations often used fractions of larger units to precisely measure goods. Whether you’re filling a swimming pool or calibrating a scientific experiment, a high flow rate such as quarts per second can indicate a significant and high-speed transfer of liquid.
Litres per minute | Quarts per second |
---|---|
0
l/min
|
0
qt/s
|
10
l/min
|
0.176115
qt/s
|
20
l/min
|
0.352229
qt/s
|
30
l/min
|
0.528344
qt/s
|
40
l/min
|
0.704459
qt/s
|
50
l/min
|
0.880574
qt/s
|
60
l/min
|
1.05669
qt/s
|
70
l/min
|
1.2328
qt/s
|
80
l/min
|
1.40892
qt/s
|
90
l/min
|
1.58503
qt/s
|
100
l/min
|
1.76115
qt/s
|
110
l/min
|
1.93726
qt/s
|
120
l/min
|
2.11338
qt/s
|
130
l/min
|
2.28949
qt/s
|
140
l/min
|
2.46561
qt/s
|
150
l/min
|
2.64172
qt/s
|
160
l/min
|
2.81784
qt/s
|
170
l/min
|
2.99395
qt/s
|
180
l/min
|
3.17006
qt/s
|
190
l/min
|
3.34618
qt/s
|
200
l/min
|
3.52229
qt/s
|
210
l/min
|
3.69841
qt/s
|
220
l/min
|
3.87452
qt/s
|
230
l/min
|
4.05064
qt/s
|
240
l/min
|
4.22675
qt/s
|
250
l/min
|
4.40287
qt/s
|
260
l/min
|
4.57898
qt/s
|
270
l/min
|
4.7551
qt/s
|
280
l/min
|
4.93121
qt/s
|
290
l/min
|
5.10733
qt/s
|
300
l/min
|
5.28344
qt/s
|
310
l/min
|
5.45956
qt/s
|
320
l/min
|
5.63567
qt/s
|
330
l/min
|
5.81179
qt/s
|
340
l/min
|
5.9879
qt/s
|
350
l/min
|
6.16401
qt/s
|
360
l/min
|
6.34013
qt/s
|
370
l/min
|
6.51624
qt/s
|
380
l/min
|
6.69236
qt/s
|
390
l/min
|
6.86847
qt/s
|
400
l/min
|
7.04459
qt/s
|
410
l/min
|
7.2207
qt/s
|
420
l/min
|
7.39682
qt/s
|
430
l/min
|
7.57293
qt/s
|
440
l/min
|
7.74905
qt/s
|
450
l/min
|
7.92516
qt/s
|
460
l/min
|
8.10128
qt/s
|
470
l/min
|
8.27739
qt/s
|
480
l/min
|
8.45351
qt/s
|
490
l/min
|
8.62962
qt/s
|
500
l/min
|
8.80574
qt/s
|
510
l/min
|
8.98185
qt/s
|
520
l/min
|
9.15796
qt/s
|
530
l/min
|
9.33408
qt/s
|
540
l/min
|
9.51019
qt/s
|
550
l/min
|
9.68631
qt/s
|
560
l/min
|
9.86242
qt/s
|
570
l/min
|
10.03854
qt/s
|
580
l/min
|
10.21465
qt/s
|
590
l/min
|
10.39077
qt/s
|
600
l/min
|
10.56688
qt/s
|
610
l/min
|
10.743
qt/s
|
620
l/min
|
10.91911
qt/s
|
630
l/min
|
11.09523
qt/s
|
640
l/min
|
11.27134
qt/s
|
650
l/min
|
11.44746
qt/s
|
660
l/min
|
11.62357
qt/s
|
670
l/min
|
11.79969
qt/s
|
680
l/min
|
11.9758
qt/s
|
690
l/min
|
12.15191
qt/s
|
700
l/min
|
12.32803
qt/s
|
710
l/min
|
12.50414
qt/s
|
720
l/min
|
12.68026
qt/s
|
730
l/min
|
12.85637
qt/s
|
740
l/min
|
13.03249
qt/s
|
750
l/min
|
13.2086
qt/s
|
760
l/min
|
13.38472
qt/s
|
770
l/min
|
13.56083
qt/s
|
780
l/min
|
13.73695
qt/s
|
790
l/min
|
13.91306
qt/s
|
800
l/min
|
14.08918
qt/s
|
810
l/min
|
14.26529
qt/s
|
820
l/min
|
14.44141
qt/s
|
830
l/min
|
14.61752
qt/s
|
840
l/min
|
14.79363
qt/s
|
850
l/min
|
14.96975
qt/s
|
860
l/min
|
15.14586
qt/s
|
870
l/min
|
15.32198
qt/s
|
880
l/min
|
15.49809
qt/s
|
890
l/min
|
15.67421
qt/s
|
900
l/min
|
15.85032
qt/s
|
910
l/min
|
16.02644
qt/s
|
920
l/min
|
16.20255
qt/s
|
930
l/min
|
16.37867
qt/s
|
940
l/min
|
16.55478
qt/s
|
950
l/min
|
16.7309
qt/s
|
960
l/min
|
16.90701
qt/s
|
970
l/min
|
17.08313
qt/s
|
980
l/min
|
17.25924
qt/s
|
990
l/min
|
17.43536
qt/s
|
1000
l/min
|
17.61147
qt/s
|
If you like the website, share it on social media.