The “pound per hour” (lb/h) is a unit of flow rate often used in engineering and manufacturing to describe the mass of a substance, such as steam or fuel, moving through a system over time. While commonly associated with industrial processes, this unit plays a crucial role in everyday appliances, like HVAC systems, to ensure optimal performance and energy efficiency by precisely managing the flow of refrigerant or air.
Historically, the pound per hour measurement gained prominence during the Industrial Revolution when steam engines were vital for transportation and industry. By calculating steam flow in pounds per hour, engineers of the time could effectively control machinery, optimize fuel use, and enhance productivity—a legacy that continues to influence modern engineering practices.
“Ton per hour” is a unit that highlights the sheer scale of industrial processes, often used in fields like mining, manufacturing, and shipping. Imagine a conveyor belt moving continuously for an entire hour, transporting the weight of a small house. This unit offers a practical way to assess and optimize the efficiency of systems handling large volumes of material.
Interestingly, the origins of the word “ton” trace back to the Middle English term “tunne,” meaning a large cask or barrel, which was used to indicate capacity, not weight. By evaluating materials flow in tons per hour, industries can benchmark their productivity, ensuring operations meet the demands of modern supply chains and showcasing the remarkable capacities of contemporary machinery.
Pounds per hour | Tons per hour |
---|---|
0
lb/h
|
0
mt/h
|
100
lb/h
|
0.0453592
mt/h
|
200
lb/h
|
0.0907184
mt/h
|
300
lb/h
|
0.136078
mt/h
|
400
lb/h
|
0.181437
mt/h
|
500
lb/h
|
0.226796
mt/h
|
600
lb/h
|
0.272155
mt/h
|
700
lb/h
|
0.317514
mt/h
|
800
lb/h
|
0.362874
mt/h
|
900
lb/h
|
0.408233
mt/h
|
1000
lb/h
|
0.453592
mt/h
|
1100
lb/h
|
0.498951
mt/h
|
1200
lb/h
|
0.54431
mt/h
|
1300
lb/h
|
0.58967
mt/h
|
1400
lb/h
|
0.635029
mt/h
|
1500
lb/h
|
0.680388
mt/h
|
1600
lb/h
|
0.725747
mt/h
|
1700
lb/h
|
0.771106
mt/h
|
1800
lb/h
|
0.816466
mt/h
|
1900
lb/h
|
0.861825
mt/h
|
2000
lb/h
|
0.907184
mt/h
|
2100
lb/h
|
0.952543
mt/h
|
2200
lb/h
|
0.997902
mt/h
|
2300
lb/h
|
1.04326
mt/h
|
2400
lb/h
|
1.08862
mt/h
|
2500
lb/h
|
1.13398
mt/h
|
2600
lb/h
|
1.17934
mt/h
|
2700
lb/h
|
1.2247
mt/h
|
2800
lb/h
|
1.27006
mt/h
|
2900
lb/h
|
1.31542
mt/h
|
3000
lb/h
|
1.36078
mt/h
|
3100
lb/h
|
1.40614
mt/h
|
3200
lb/h
|
1.45149
mt/h
|
3300
lb/h
|
1.49685
mt/h
|
3400
lb/h
|
1.54221
mt/h
|
3500
lb/h
|
1.58757
mt/h
|
3600
lb/h
|
1.63293
mt/h
|
3700
lb/h
|
1.67829
mt/h
|
3800
lb/h
|
1.72365
mt/h
|
3900
lb/h
|
1.76901
mt/h
|
4000
lb/h
|
1.81437
mt/h
|
4100
lb/h
|
1.85973
mt/h
|
4200
lb/h
|
1.90509
mt/h
|
4300
lb/h
|
1.95045
mt/h
|
4400
lb/h
|
1.9958
mt/h
|
4500
lb/h
|
2.04116
mt/h
|
4600
lb/h
|
2.08652
mt/h
|
4700
lb/h
|
2.13188
mt/h
|
4800
lb/h
|
2.17724
mt/h
|
4900
lb/h
|
2.2226
mt/h
|
5000
lb/h
|
2.26796
mt/h
|
5100
lb/h
|
2.31332
mt/h
|
5200
lb/h
|
2.35868
mt/h
|
5300
lb/h
|
2.40404
mt/h
|
5400
lb/h
|
2.4494
mt/h
|
5500
lb/h
|
2.49476
mt/h
|
5600
lb/h
|
2.54012
mt/h
|
5700
lb/h
|
2.58547
mt/h
|
5800
lb/h
|
2.63083
mt/h
|
5900
lb/h
|
2.67619
mt/h
|
6000
lb/h
|
2.72155
mt/h
|
6100
lb/h
|
2.76691
mt/h
|
6200
lb/h
|
2.81227
mt/h
|
6300
lb/h
|
2.85763
mt/h
|
6400
lb/h
|
2.90299
mt/h
|
6500
lb/h
|
2.94835
mt/h
|
6600
lb/h
|
2.99371
mt/h
|
6700
lb/h
|
3.03907
mt/h
|
6800
lb/h
|
3.08443
mt/h
|
6900
lb/h
|
3.12978
mt/h
|
7000
lb/h
|
3.17514
mt/h
|
7100
lb/h
|
3.2205
mt/h
|
7200
lb/h
|
3.26586
mt/h
|
7300
lb/h
|
3.31122
mt/h
|
7400
lb/h
|
3.35658
mt/h
|
7500
lb/h
|
3.40194
mt/h
|
7600
lb/h
|
3.4473
mt/h
|
7700
lb/h
|
3.49266
mt/h
|
7800
lb/h
|
3.53802
mt/h
|
7900
lb/h
|
3.58338
mt/h
|
8000
lb/h
|
3.62874
mt/h
|
8100
lb/h
|
3.6741
mt/h
|
8200
lb/h
|
3.71945
mt/h
|
8300
lb/h
|
3.76481
mt/h
|
8400
lb/h
|
3.81017
mt/h
|
8500
lb/h
|
3.85553
mt/h
|
8600
lb/h
|
3.90089
mt/h
|
8700
lb/h
|
3.94625
mt/h
|
8800
lb/h
|
3.99161
mt/h
|
8900
lb/h
|
4.03697
mt/h
|
9000
lb/h
|
4.08233
mt/h
|
9100
lb/h
|
4.12769
mt/h
|
9200
lb/h
|
4.17305
mt/h
|
9300
lb/h
|
4.21841
mt/h
|
9400
lb/h
|
4.26376
mt/h
|
9500
lb/h
|
4.30912
mt/h
|
9600
lb/h
|
4.35448
mt/h
|
9700
lb/h
|
4.39984
mt/h
|
9800
lb/h
|
4.4452
mt/h
|
9900
lb/h
|
4.49056
mt/h
|
10000
lb/h
|
4.53592
mt/h
|
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