Langley to BTU (IT) per Square Foot Conversion

Convert between Langley and BTU (IT) per Square Foot quickly and accurately.

From Langley

To BTU (IT) per Square Foot

Btu/ft²

How to Convert Langley to BTU (IT) per Square Foot

Conversion Formula

1 Ly = 3.684 Btu/ft²

1 Btu/ft² = 0.271 Ly

Example

Convert 15 Ly to Btu/ft²:

15 Ly = 15 × 3.684 Btu/ft² = 55.263 Btu/ft²

Unit Information

Learn about the heat density units you're converting between

Langley

Definition

The Langley (Ly) is a unit of heat density equal to approximately 41,840 joules per square meter, originally defined as one calorie per square centimeter. It represents the amount of heat energy per unit area, commonly used in solar energy and atmospheric science applications.

History/Origin

Named after Samuel Pierpont Langley, an American astronomer and physicist, this unit was developed for measuring solar radiation and atmospheric heat density. It became standard in solar energy research and atmospheric science applications, providing a convenient measure for heat density in these specialized fields.

Current Use

Widely used in solar energy research, atmospheric science, and climate studies for measuring solar radiation and heat density. It is essential for calculating solar energy potential, analyzing atmospheric heat transfer, and studying climate change effects in scientific research applications.

Multiplier

41840

Offset

BTU (IT) per Square Foot

Btu/ft²

Definition

The BTU (IT) per square foot (Btu/ft²) is an imperial unit of heat density equal to approximately 11,357 joules per square meter. It represents the amount of heat energy per unit area, commonly used in thermal engineering and building thermal analysis applications in the United States.

History/Origin

Developed as part of the imperial system for heat density measurements, this unit became standard in the United States for thermal engineering and building thermal analysis applications. It provides a practical measure for heat density using familiar imperial units.

Current Use

Commonly used in thermal engineering, building thermal analysis, and HVAC applications in the United States where imperial units are preferred. It is essential for calculating heat transfer rates, designing thermal management systems, and analyzing thermal properties in imperial unit systems.

Multiplier

11356.527

Offset