View Heating Value Of Natural Gas At Altitude US. A btu measures the heat value of natural gas. Natural gas is a common power choice for many american homes.
Amount of heat, burning natural gas produces about 30% less. The second difference is in. If a natural gas well is drilled in the rockies at 6000 feet should the calculation for heat content take into account the reduced atmospheric pressure (11.87 psia instead of 14.73 psia) eventhough the gas won't see if the heater has no forced air blower, your heater will not release as much energy at altitude.
The heating value of gas at high altitude is always lower than the sea level heating value.
In residential homes, the most popular use for natural gas is heating and cooking. Were r is the gas constant. The heat value of a fuel is the amount of heat released during its combustion. (high) is for natural gas installations.