Litre per hour (L/h) is a unit of volumetric flow rate commonly used to measure the flow of liquids, especially in contexts like automotive fuel consumption, industrial processes, and even water filtration systems. It’s quite fascinating to consider that this seemingly straightforward unit plays a pivotal role in optimizing fuel efficiency and managing resource consumption. For instance, in automobiles, understanding L/h helps in gauging engine efficiency, thereby shaping innovations aimed at reducing emissions and increasing sustainability.
Interestingly, L/h is also vital in everyday scenarios such as aquariums or home brewing, where maintaining a consistent and precise flow rate is essential for the successful nurturing of aquatic life or achieving the perfect brew. This level of accuracy and consistency can make all the difference, showcasing the critical role of L/h in diverse fields.
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 hour | Quarts per second |
|---|---|
0
l/h
|
0
qt/s
|
100
l/h
|
0.0293525
qt/s
|
200
l/h
|
0.0587049
qt/s
|
300
l/h
|
0.0880574
qt/s
|
400
l/h
|
0.11741
qt/s
|
500
l/h
|
0.146762
qt/s
|
600
l/h
|
0.176115
qt/s
|
700
l/h
|
0.205467
qt/s
|
800
l/h
|
0.23482
qt/s
|
900
l/h
|
0.264172
qt/s
|
1000
l/h
|
0.293525
qt/s
|
1100
l/h
|
0.322877
qt/s
|
1200
l/h
|
0.352229
qt/s
|
1300
l/h
|
0.381582
qt/s
|
1400
l/h
|
0.410934
qt/s
|
1500
l/h
|
0.440287
qt/s
|
1600
l/h
|
0.469639
qt/s
|
1700
l/h
|
0.498992
qt/s
|
1800
l/h
|
0.528344
qt/s
|
1900
l/h
|
0.557697
qt/s
|
2000
l/h
|
0.587049
qt/s
|
2100
l/h
|
0.616401
qt/s
|
2200
l/h
|
0.645754
qt/s
|
2300
l/h
|
0.675106
qt/s
|
2400
l/h
|
0.704459
qt/s
|
2500
l/h
|
0.733811
qt/s
|
2600
l/h
|
0.763164
qt/s
|
2700
l/h
|
0.792516
qt/s
|
2800
l/h
|
0.821869
qt/s
|
2900
l/h
|
0.851221
qt/s
|
3000
l/h
|
0.880574
qt/s
|
3100
l/h
|
0.909926
qt/s
|
3200
l/h
|
0.939278
qt/s
|
3300
l/h
|
0.968631
qt/s
|
3400
l/h
|
0.997983
qt/s
|
3500
l/h
|
1.02734
qt/s
|
3600
l/h
|
1.05669
qt/s
|
3700
l/h
|
1.08604
qt/s
|
3800
l/h
|
1.11539
qt/s
|
3900
l/h
|
1.14475
qt/s
|
4000
l/h
|
1.1741
qt/s
|
4100
l/h
|
1.20345
qt/s
|
4200
l/h
|
1.2328
qt/s
|
4300
l/h
|
1.26216
qt/s
|
4400
l/h
|
1.29151
qt/s
|
4500
l/h
|
1.32086
qt/s
|
4600
l/h
|
1.35021
qt/s
|
4700
l/h
|
1.37957
qt/s
|
4800
l/h
|
1.40892
qt/s
|
4900
l/h
|
1.43827
qt/s
|
5000
l/h
|
1.46762
qt/s
|
5100
l/h
|
1.49697
qt/s
|
5200
l/h
|
1.52633
qt/s
|
5300
l/h
|
1.55568
qt/s
|
5400
l/h
|
1.58503
qt/s
|
5500
l/h
|
1.61438
qt/s
|
5600
l/h
|
1.64374
qt/s
|
5700
l/h
|
1.67309
qt/s
|
5800
l/h
|
1.70244
qt/s
|
5900
l/h
|
1.73179
qt/s
|
6000
l/h
|
1.76115
qt/s
|
6100
l/h
|
1.7905
qt/s
|
6200
l/h
|
1.81985
qt/s
|
6300
l/h
|
1.8492
qt/s
|
6400
l/h
|
1.87856
qt/s
|
6500
l/h
|
1.90791
qt/s
|
6600
l/h
|
1.93726
qt/s
|
6700
l/h
|
1.96661
qt/s
|
6800
l/h
|
1.99597
qt/s
|
6900
l/h
|
2.02532
qt/s
|
7000
l/h
|
2.05467
qt/s
|
7100
l/h
|
2.08402
qt/s
|
7200
l/h
|
2.11338
qt/s
|
7300
l/h
|
2.14273
qt/s
|
7400
l/h
|
2.17208
qt/s
|
7500
l/h
|
2.20143
qt/s
|
7600
l/h
|
2.23079
qt/s
|
7700
l/h
|
2.26014
qt/s
|
7800
l/h
|
2.28949
qt/s
|
7900
l/h
|
2.31884
qt/s
|
8000
l/h
|
2.3482
qt/s
|
8100
l/h
|
2.37755
qt/s
|
8200
l/h
|
2.4069
qt/s
|
8300
l/h
|
2.43625
qt/s
|
8400
l/h
|
2.46561
qt/s
|
8500
l/h
|
2.49496
qt/s
|
8600
l/h
|
2.52431
qt/s
|
8700
l/h
|
2.55366
qt/s
|
8800
l/h
|
2.58302
qt/s
|
8900
l/h
|
2.61237
qt/s
|
9000
l/h
|
2.64172
qt/s
|
9100
l/h
|
2.67107
qt/s
|
9200
l/h
|
2.70043
qt/s
|
9300
l/h
|
2.72978
qt/s
|
9400
l/h
|
2.75913
qt/s
|
9500
l/h
|
2.78848
qt/s
|
9600
l/h
|
2.81784
qt/s
|
9700
l/h
|
2.84719
qt/s
|
9800
l/h
|
2.87654
qt/s
|
9900
l/h
|
2.90589
qt/s
|
10000
l/h
|
2.93525
qt/s
|
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