The unit “pound per second” (lb/s) is not just a primitive measure; it’s an essential component in the world of engineering and physics. It’s often utilized to quantify mass flow rates in systems involving fluid dynamics, such as fuel consumption in jet engines. Understanding this unit is crucial, as the efficiency and safety of high-speed transportation systems depend on precise calculations related to pound per second measurements.
While the metric system predominates globally, the pound per second emphasizes its significance primarily in the United States, where the customary system is still widespread. Interestingly, this unit connects everyday materials to vast industries, such as the U.S. Space Program, which must calculate rocket propellant flow rates with extreme precision, showcasing the intersection of everyday units with high-stakes applications.
The kilogram per second (kg/s) is a fascinating unit of mass flow rate, representing the amount of mass passing through a reference point each second. It is especially crucial in fields like fluid dynamics and engineering, where understanding the rate at which mass moves through pipelines, engines, or reactors is vital for efficiency and safety.
In the context of a fire hose, a flow rate of around 10 kg/s is enough to fill a standard-sized bathtub in just one minute. On a larger scale, think of the vast rivers: the Amazon River, the planet’s largest, discharges water at an astounding rate of approximately 209,000 kg/s on average, offering a glimpse into the immense natural movements of mass and energy on Earth.
Pounds per second | Kilograms per second |
---|---|
0
lb/s
|
0
kg/s
|
10
lb/s
|
4.53592
kg/s
|
20
lb/s
|
9.07184
kg/s
|
30
lb/s
|
13.60776
kg/s
|
40
lb/s
|
18.14368
kg/s
|
50
lb/s
|
22.6796
kg/s
|
60
lb/s
|
27.21552
kg/s
|
70
lb/s
|
31.75144
kg/s
|
80
lb/s
|
36.28736
kg/s
|
90
lb/s
|
40.82328
kg/s
|
100
lb/s
|
45.3592
kg/s
|
110
lb/s
|
49.89512
kg/s
|
120
lb/s
|
54.43104
kg/s
|
130
lb/s
|
58.96696
kg/s
|
140
lb/s
|
63.50288
kg/s
|
150
lb/s
|
68.0388
kg/s
|
160
lb/s
|
72.57472
kg/s
|
170
lb/s
|
77.11064
kg/s
|
180
lb/s
|
81.64656
kg/s
|
190
lb/s
|
86.18248
kg/s
|
200
lb/s
|
90.7184
kg/s
|
210
lb/s
|
95.25432
kg/s
|
220
lb/s
|
99.79024
kg/s
|
230
lb/s
|
104.32616
kg/s
|
240
lb/s
|
108.86208
kg/s
|
250
lb/s
|
113.398
kg/s
|
260
lb/s
|
117.93392
kg/s
|
270
lb/s
|
122.46984
kg/s
|
280
lb/s
|
127.00576
kg/s
|
290
lb/s
|
131.54168
kg/s
|
300
lb/s
|
136.0776
kg/s
|
310
lb/s
|
140.61352
kg/s
|
320
lb/s
|
145.14944
kg/s
|
330
lb/s
|
149.68536
kg/s
|
340
lb/s
|
154.22128
kg/s
|
350
lb/s
|
158.7572
kg/s
|
360
lb/s
|
163.29312
kg/s
|
370
lb/s
|
167.82904
kg/s
|
380
lb/s
|
172.36496
kg/s
|
390
lb/s
|
176.90088
kg/s
|
400
lb/s
|
181.4368
kg/s
|
410
lb/s
|
185.97272
kg/s
|
420
lb/s
|
190.50864
kg/s
|
430
lb/s
|
195.04456
kg/s
|
440
lb/s
|
199.58048
kg/s
|
450
lb/s
|
204.1164
kg/s
|
460
lb/s
|
208.65232
kg/s
|
470
lb/s
|
213.18824
kg/s
|
480
lb/s
|
217.72416
kg/s
|
490
lb/s
|
222.26008
kg/s
|
500
lb/s
|
226.796
kg/s
|
510
lb/s
|
231.33192
kg/s
|
520
lb/s
|
235.86784
kg/s
|
530
lb/s
|
240.40376
kg/s
|
540
lb/s
|
244.93968
kg/s
|
550
lb/s
|
249.4756
kg/s
|
560
lb/s
|
254.01152
kg/s
|
570
lb/s
|
258.54744
kg/s
|
580
lb/s
|
263.08336
kg/s
|
590
lb/s
|
267.61928
kg/s
|
600
lb/s
|
272.1552
kg/s
|
610
lb/s
|
276.69112
kg/s
|
620
lb/s
|
281.22704
kg/s
|
630
lb/s
|
285.76296
kg/s
|
640
lb/s
|
290.29888
kg/s
|
650
lb/s
|
294.8348
kg/s
|
660
lb/s
|
299.37072
kg/s
|
670
lb/s
|
303.90664
kg/s
|
680
lb/s
|
308.44256
kg/s
|
690
lb/s
|
312.97848
kg/s
|
700
lb/s
|
317.5144
kg/s
|
710
lb/s
|
322.05032
kg/s
|
720
lb/s
|
326.58624
kg/s
|
730
lb/s
|
331.12216
kg/s
|
740
lb/s
|
335.65808
kg/s
|
750
lb/s
|
340.194
kg/s
|
760
lb/s
|
344.72992
kg/s
|
770
lb/s
|
349.26584
kg/s
|
780
lb/s
|
353.80176
kg/s
|
790
lb/s
|
358.33768
kg/s
|
800
lb/s
|
362.8736
kg/s
|
810
lb/s
|
367.40952
kg/s
|
820
lb/s
|
371.94544
kg/s
|
830
lb/s
|
376.48136
kg/s
|
840
lb/s
|
381.01728
kg/s
|
850
lb/s
|
385.5532
kg/s
|
860
lb/s
|
390.08912
kg/s
|
870
lb/s
|
394.62504
kg/s
|
880
lb/s
|
399.16096
kg/s
|
890
lb/s
|
403.69688
kg/s
|
900
lb/s
|
408.2328
kg/s
|
910
lb/s
|
412.76872
kg/s
|
920
lb/s
|
417.30464
kg/s
|
930
lb/s
|
421.84056
kg/s
|
940
lb/s
|
426.37648
kg/s
|
950
lb/s
|
430.9124
kg/s
|
960
lb/s
|
435.44832
kg/s
|
970
lb/s
|
439.98424
kg/s
|
980
lb/s
|
444.52016
kg/s
|
990
lb/s
|
449.05608
kg/s
|
1000
lb/s
|
453.592
kg/s
|
If you like the website, share it on social media.