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British thermal unit

Index British thermal unit

The British thermal unit (Btu or BTU) is a traditional unit of heat; it is defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit. [1]

39 relations: American Physical Society, ASHRAE, Atmosphere (unit), Avoirdupois system, Calorie, Canada, Celsius, Conversion of units, Energy Information Administration, Fahrenheit, Foot-pound (energy), Foot-poundal, Heat, Horsepower, International Organization for Standardization, International standard, International System of Units, ISO 31-4, Joule, Kilowatt hour, Latent heat, Metric system, Metrication, National Institute of Standards and Technology, National Petroleum Council (US), Natural gas, Natural gas prices, Natural Resources Canada, New York Mercantile Exchange, Office of Gas and Electricity Markets, Office of Public Sector Information, Pound (mass), Power (physics), Quad (unit), R-value (insulation), Therm, Ton of refrigeration, United States customary units, Watt.

American Physical Society

The American Physical Society (APS) is the world's second largest organization of physicists.

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ASHRAE

The American Society of Heating, Refrigerating and Air-Conditioning Engineers (doing business since 2012 as ASHRAE) is a global professional association seeking to advance heating, ventilation, air conditioning and refrigeration (HVAC&R) systems design and construction.

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Atmosphere (unit)

The standard atmosphere (symbol: atm) is a unit of pressure defined as.

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Avoirdupois system

The avoirdupois system (abbreviated avdp) is a measurement system of weights which uses pounds and ounces as units.

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Calorie

A calorie is a unit of energy.

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Canada

Canada is a country located in the northern part of North America.

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Celsius

The Celsius scale, previously known as the centigrade scale, is a temperature scale used by the International System of Units (SI).

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Conversion of units

Conversion of units is the conversion between different units of measurement for the same quantity, typically through multiplicative conversion factors.

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Energy Information Administration

The U.S. Energy Information Administration (EIA) is a principal agency of the U.S. Federal Statistical System responsible for collecting, analyzing, and disseminating energy information to promote sound policymaking, efficient markets, and public understanding of energy and its interaction with the economy and the environment.

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Fahrenheit

The Fahrenheit scale is a temperature scale based on one proposed in 1724 by Dutch-German-Polish physicist Daniel Gabriel Fahrenheit (1686–1736).

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Foot-pound (energy)

The foot pound-force (symbol: ft⋅lbf or ft⋅lb) is a unit of work or energy in the Engineering and Gravitational Systems in United States customary and imperial units of measure.

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Foot-poundal

The foot-poundal (symbol: ft-pdl) is a unit of energy that is part of the foot-pound-second system of units, in Imperial units introduced in 1879, and is from the specialized subsystem of English Absolut (a coherent system).

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Heat

In thermodynamics, heat is energy transferred from one system to another as a result of thermal interactions.

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Horsepower

Horsepower (hp) is a unit of measurement of power (the rate at which work is done).

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International Organization for Standardization

The International Organization for Standardization (ISO) is an international standard-setting body composed of representatives from various national standards organizations.

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International standard

International standards are standards developed by international standards organizations.

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International System of Units

The International System of Units (SI, abbreviated from the French Système international (d'unités)) is the modern form of the metric system, and is the most widely used system of measurement.

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ISO 31-4

ISO 31-4 is the part of international standard ISO 31 that defines names and symbols for quantities and units related to heat.

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Joule

The joule (symbol: J) is a derived unit of energy in the International System of Units.

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Kilowatt hour

The kilowatt hour (symbol kWh, kW⋅h or kW h) is a unit of energy equal to 3.6 megajoules.

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Latent heat

Latent heat is thermal energy released or absorbed, by a body or a thermodynamic system, during a constant-temperature process — usually a first-order phase transition.

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Metric system

The metric system is an internationally adopted decimal system of measurement.

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Metrication

Metrication or metrification is conversion to the metric system of units of measurement.

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National Institute of Standards and Technology

The National Institute of Standards and Technology (NIST) is one of the oldest physical science laboratories in the United States.

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National Petroleum Council (US)

The National Petroleum Council is an American advisory committee representing oil and natural gas industry views to the United States Secretary of Energy.

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Natural gas

Natural gas is a naturally occurring hydrocarbon gas mixture consisting primarily of methane, but commonly including varying amounts of other higher alkanes, and sometimes a small percentage of carbon dioxide, nitrogen, hydrogen sulfide, or helium.

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Natural gas prices

Natural gas prices, as with other commodity prices, are mainly driven by supply and demand fundamentals.

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Natural Resources Canada

The Department of Natural Resources (Ministère des Ressources naturelles), operating under the FIP applied title Natural Resources Canada (NRCan), is the ministry of the government of Canada responsible for natural resources, energy, minerals and metals, forests, earth sciences, mapping and remote sensing.

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New York Mercantile Exchange

The New York Mercantile Exchange (NYMEX) is a commodity futures exchange owned and operated by CME Group of Chicago.

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Office of Gas and Electricity Markets

The Office of Gas and Electricity Markets (Ofgem), supporting the Gas and Electricity Markets Authority (GEMA), is the government regulator for the electricity and downstream natural gas markets in Great Britain.

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Office of Public Sector Information

The Office of Public Sector Information (OPSI) is the body responsible for the operation of Her Majesty's Stationery Office (HMSO) and of other public information services of the United Kingdom.

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Pound (mass)

The pound or pound-mass is a unit of mass used in the imperial, United States customary and other systems of measurement.

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Power (physics)

In physics, power is the rate of doing work, the amount of energy transferred per unit time.

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Quad (unit)

A quad is a unit of energy equal to 1015 (a short-scale quadrillion) BTU, or 1.055 × 1018 joules (1.055 exajoules or EJ) in SI units.

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R-value (insulation)

In building and construction, the R-value is a measure of how well an object, per unit of its exposed area, resists conductive flow of heat: the greater the R-value, the greater the resistance, and so the better the thermal insulating properties of the object.

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Therm

The therm (symbol, thm) is a non-SI unit of heat energy equal to British thermal units (Btu).

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Ton of refrigeration

A ton of refrigeration (TR), also called a refrigeration ton (RT), is a unit of power used in some countries (especially in North America) to describe the heat-extraction capacity of refrigeration and air conditioning equipment.

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United States customary units

United States customary units are a system of measurements commonly used in the United States.

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Watt

The watt (symbol: W) is a unit of power.

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Redirects here:

BTU, BTU/h, BThU, Basic thermal unit, British Thermal Unit, British Thermal Units, British thermal unit (Btu), British thermal units, Btu, Centigrade heat unit, International table British thermal, MBTU, MBTUH, MMBTU, MMBtu, Mean British thermal unit, Thermal unit.

References

[1] https://en.wikipedia.org/wiki/British_thermal_unit

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