Evirothon Current Issue (2024)

1 kWh = ??

• ~103,000 Btu

• ~3,412 Btu

• ~139,000 Btu

• ~3,055 Btu

1 Btu = ??

• ~3,412 J

• ~1,905 J

• ~3,455 J

• ~1,055 J

The amount of energy it takes to heat _ lb. of water 1°F (add the ‘lb.’)

Power Units

• Btu/hr

• Watt(W)

• Joules (J)

• Horsepower

1 ccf (cubic feet) = ??

• ~103,000 Btu

• ~140,000 Btu

• ~139,000 Btu

• ~125,000 Btu

What is Power?

• The ability to do work

• Energy per unit of time

• P = E/t

• It is in everything

• The rate at which energy is converted

What is Energy?

• The ability to do work

• It is in everything

• E = power x time

1 gal. gas = ??

• ~103,000 Btu

• ~139,000 Btu

• ~3,412 Btu

• ~125,000 Btu

• ~1,055 Btu

1 gal. oil = ??

• ~125,000 Btu

• ~103,000 Btu

• ~139,000 Btu

• ~145,000 Btu

Forms of Energy

• Nuclear

• Potential

• Mechanical

• Thermal

• Kinetic