The “Litre per second” (L/s) is a crucial unit in fluid dynamics, representing the flow rate of liquids. It is widely used in engineering, hydrology, and environmental science to measure water consumption, irrigation, and sewage treatment. For instance, high-performance showerheads can have flow rates approaching 0.1 to 0.2 L/s, translating to a refreshing and efficient bath.
In larger applications, such as hydroelectric plants, turbines can handle thousands of litres per second to generate energy, showcasing how scale affects its utility. The versatility of the L/s unit enables precise calculations and planning, crucial for managing water resources in a world where sustainability is paramount. Understanding flow rates can optimize resource use, conserving water and energy in both household and industrial environments.
The cubic meter per day is an intriguing unit of flow rate often used in water management, engineering, and environmental sciences. This unit describes the volume of fluid that passes through a specified point in a system every day. To put it into perspective, one cubic meter of water is equivalent to 1,000 liters or roughly 264 gallons. Therefore, a flow rate of one cubic meter per day translates to about 41 cups of water per hour!
In large-scale applications, such as municipal water supply systems, this unit helps quantify the vast amounts of water required to sustain urban populations. For example, a medium-sized city might require tens of thousands of cubic meters per day to meet its residents’ needs. Understanding and managing these flow rates is crucial for ensuring efficient resource distribution and conservation.
| Litres per second | Cubic meters per day |
|---|---|
0
l/s
|
0
m³/d
|
1
l/s
|
86.4
m³/d
|
2
l/s
|
172.8
m³/d
|
3
l/s
|
259.2
m³/d
|
4
l/s
|
345.6
m³/d
|
5
l/s
|
432
m³/d
|
6
l/s
|
518.4
m³/d
|
7
l/s
|
604.8
m³/d
|
8
l/s
|
691.2
m³/d
|
9
l/s
|
777.6
m³/d
|
10
l/s
|
864
m³/d
|
11
l/s
|
950.4
m³/d
|
12
l/s
|
1036.8
m³/d
|
13
l/s
|
1123.2
m³/d
|
14
l/s
|
1209.6
m³/d
|
15
l/s
|
1296
m³/d
|
16
l/s
|
1382.4
m³/d
|
17
l/s
|
1468.8
m³/d
|
18
l/s
|
1555.2
m³/d
|
19
l/s
|
1641.6
m³/d
|
20
l/s
|
1728
m³/d
|
21
l/s
|
1814.4
m³/d
|
22
l/s
|
1900.8
m³/d
|
23
l/s
|
1987.2
m³/d
|
24
l/s
|
2073.6
m³/d
|
25
l/s
|
2160
m³/d
|
26
l/s
|
2246.4
m³/d
|
27
l/s
|
2332.8
m³/d
|
28
l/s
|
2419.2
m³/d
|
29
l/s
|
2505.6
m³/d
|
30
l/s
|
2592
m³/d
|
31
l/s
|
2678.4
m³/d
|
32
l/s
|
2764.8
m³/d
|
33
l/s
|
2851.2
m³/d
|
34
l/s
|
2937.6
m³/d
|
35
l/s
|
3024
m³/d
|
36
l/s
|
3110.4
m³/d
|
37
l/s
|
3196.8
m³/d
|
38
l/s
|
3283.2
m³/d
|
39
l/s
|
3369.6
m³/d
|
40
l/s
|
3456
m³/d
|
41
l/s
|
3542.4
m³/d
|
42
l/s
|
3628.8
m³/d
|
43
l/s
|
3715.2
m³/d
|
44
l/s
|
3801.6
m³/d
|
45
l/s
|
3888
m³/d
|
46
l/s
|
3974.4
m³/d
|
47
l/s
|
4060.8
m³/d
|
48
l/s
|
4147.2
m³/d
|
49
l/s
|
4233.6
m³/d
|
50
l/s
|
4320
m³/d
|
51
l/s
|
4406.4
m³/d
|
52
l/s
|
4492.8
m³/d
|
53
l/s
|
4579.2
m³/d
|
54
l/s
|
4665.6
m³/d
|
55
l/s
|
4752
m³/d
|
56
l/s
|
4838.4
m³/d
|
57
l/s
|
4924.8
m³/d
|
58
l/s
|
5011.2
m³/d
|
59
l/s
|
5097.6
m³/d
|
60
l/s
|
5184
m³/d
|
61
l/s
|
5270.4
m³/d
|
62
l/s
|
5356.8
m³/d
|
63
l/s
|
5443.2
m³/d
|
64
l/s
|
5529.6
m³/d
|
65
l/s
|
5616
m³/d
|
66
l/s
|
5702.4
m³/d
|
67
l/s
|
5788.8
m³/d
|
68
l/s
|
5875.2
m³/d
|
69
l/s
|
5961.6
m³/d
|
70
l/s
|
6048
m³/d
|
71
l/s
|
6134.4
m³/d
|
72
l/s
|
6220.8
m³/d
|
73
l/s
|
6307.2
m³/d
|
74
l/s
|
6393.6
m³/d
|
75
l/s
|
6480
m³/d
|
76
l/s
|
6566.4
m³/d
|
77
l/s
|
6652.8
m³/d
|
78
l/s
|
6739.2
m³/d
|
79
l/s
|
6825.6
m³/d
|
80
l/s
|
6912
m³/d
|
81
l/s
|
6998.4
m³/d
|
82
l/s
|
7084.8
m³/d
|
83
l/s
|
7171.2
m³/d
|
84
l/s
|
7257.6
m³/d
|
85
l/s
|
7344
m³/d
|
86
l/s
|
7430.4
m³/d
|
87
l/s
|
7516.8
m³/d
|
88
l/s
|
7603.2
m³/d
|
89
l/s
|
7689.6
m³/d
|
90
l/s
|
7776
m³/d
|
91
l/s
|
7862.4
m³/d
|
92
l/s
|
7948.8
m³/d
|
93
l/s
|
8035.2
m³/d
|
94
l/s
|
8121.6
m³/d
|
95
l/s
|
8208
m³/d
|
96
l/s
|
8294.4
m³/d
|
97
l/s
|
8380.8
m³/d
|
98
l/s
|
8467.2
m³/d
|
99
l/s
|
8553.6
m³/d
|
100
l/s
|
8640
m³/d
|
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