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Power Converter

Convert between power units

77,437,858.508604 kcal/h

rate:1 MW = 860420.6500956 kcal/h

Results in all units

90 MW
Unit Symbol Value
Metric
WattsW90,000,000
MilliwattsmW90,000,000,000
KilowattskW90,000
MegawattsMW90
GigawattsGW0.09
Joules/secondJ/s90,000,000
Metric horsepowerPS122,365.945557
Imperial / US
Mechanical horsepowerhp120,691.988064
BTU/hourBTU/h307,092,746.983843
BTU/secondBTU/s85,303.540828
Foot pounds/secondft·lb/s66,380,593.434954
Calories/secondcal/s21,510,516.25239
Kilocalories/hourkcal/h77,437,858.508604
Tons of refrigerationTR25,591.062248

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Common Scenarios

Power conversion is frequently used in automotive manufacturing, appliance purchases, and air conditioning. Car enthusiasts compare kilowatts (kW) and horsepower (hp). When choosing AC units, understanding "tons of refrigeration (TR)" is necessary.

History & Background

The concept of power originated in the Industrial Revolution. After James Watt improved the steam engine, he proposed "horsepower" to demonstrate its efficiency. Later, to honor him, physics named the power of one joule per second a "watt" (W).

Conversion Details

Power conversion is based on the watt (W), representing work done per unit time.

Common conversions: 1 hp ≈ 745.7 W, 1 metric hp ≈ 735.5 W, 1 kW ≈ 1.341 hp.