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See all on WikipediaThe British thermal unit (Btu) is a measure of heat, which is a form of energy. It was originally defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit. It is also part of the United States customary units. The SI unit for energy is the joule (J); one Btu … See more
A Btu was originally defined as the amount of heat required to raise the temperature of 1 avoirdupois pound of liquid water by 1 degree Fahrenheit at a constant pressure of one atmospheric unit. There are several different definitions … See more
One Btu is approximately:
• 1.0551 kJ (kilojoules)
• 0.2931 W⋅h (watt hours)
• 252.2 … See more• "The Units of Measurement Regulations 1995". www.legislation.gov.uk. HMSO. 13 July 1995. Retrieved 23 February 2018.
• See more1942-05-30The actual technical term "British thermal unit" apparently originated in the United States, and was subsequently adopted in Great Britain.2000-01-01United Kingdom regulations were amended to replace therms with joules.2005The U.S. economy used 99.75 quads.• 1 ton of cooling, a common unit in North American refrigeration and air conditioning applications, is 12,000 Btu/h (3.52 kW). It is the rate of heat … See more
Wikipedia text under CC-BY-SA license WEBMay 13, 2024 · British thermal unit (Btu) is a measure of the heat content of fuels or energy sources. One Btu is the quantity of heat required to raise the temperature of one pound of liquid water by 1° Fahrenheit (F) at the temperature that water has its greatest density (approximately 39° F).
The therm (symbol, thm) is a non-SI unit of heat energy equal to 100,000 British thermal units (BTU), and approximately 105 megajoules, 29.3 kilowatt-hours, 25,200 kilocalories and 25.2 thermies. One therm is the energy content of approximately 100 cubic feet (2.83 cubic metres) of natural gas at standard temperature and pressure. However, the BTU is not standardised worldwide, with slightly different values in the EU, UK, and United States, meaning that the energy content of th…
Wikipedia · Text under CC-BY-SA license- Estimated Reading Time: 5 mins
WEBBritish thermal unit (abbreviated BTU) is a unit of energy used to produce heat. The uniy is widely used in the United Kingdom, United States, and Canada. It is used for some purposes, for example natural gas pricing.
WEBJul 20, 1998 · British thermal unit (BTU), a measure of the quantity of heat, defined since 1956 as approximately equal to 1,055 joules, or 252 gram calories. It was defined formerly as the amount of heat required to raise the temperature of one pound of water 1° F. The definition was changed because it was.
WEBBritish thermal units, or BTUs, are a unit of energy. It is the amount of energy required to heat a pound of water by one degree Fahrenheit at one atm . The BTU is defined as 251.9958 calories , and due to the calorie having many different accepted values, so …
WEBMay 21, 2018 · Btu. Abbreviation for "British Thermal Unit," the amount of energy needed to raise the temperature of one pound of water by one degree Fahrenheit. One Btu is equivalent to 1,054 joules or 252 calories. To gain an impression of the size of a Btu, the combustion of a barrel of oil yields about 5.6 x 10 6 joule.
WEBThe British imperial units and U.S. customary units for both energy and work include the foot-pound force (1.3558 J), the British thermal unit (BTU) which has various values in the region of 1055 J, the horsepower -hour (2.6845 MJ), and the gasoline gallon equivalent (about 120 MJ). Electricity.
WEBMar 28, 2024 · British thermal unit. noun. : the quantity of heat required to raise the temperature of one pound of water one degree Fahrenheit at a specified temperature (such as 39°F) Did you know? Despite its name, the British thermal unit, or BTU, may be more widely used in North America than in Britain.
WEBIn British thermal unit. …use a larger unit, the therm, defined as 100,000 BTU, as a measure of gas consumption. Home Technology Engineering Mechanical Engineering. rad. unit of measurement of radiation. Also known as: radiation absorbed dose. Written and fact-checked by. The Editors of Encyclopaedia Britannica.
British thermal unit - Wiktionary, the free dictionary
WEBEnglish Wikipedia has an article on: British thermal unit (plural British thermal units) The quantity of heat required to raise the temperature of one pound of water one degree Fahrenheit at a particular temperature (there are several different precise definitions) and a pressure of one atmosphere. Translations [ edit]
British thermal unit — Wikipédia
WEBLe British thermal unit (abrégé en Btu ou BTU) est une unité d'énergie utilisée dans certains pays anglophones. Elle est définie par la quantité de chaleur nécessaire pour élever la température d'une livre anglaise d'eau d'un degré °F à …
Heat - Wikipedia
WEBAs a form of energy, heat has the unit joule (J) in the International System of Units (SI). In addition, many applied branches of engineering use other, traditional units, such as the British thermal unit (BTU) and the calorie. The standard unit for the rate of heating is the watt (W), defined as one joule per second.
NIST Guide to the SI, Appendix B.8: Factors for Units Listed ...
WEBFeb 1, 2016 · E+04. British thermal unit th per square foot second [Btu th / (ft 2 · s)] watt per square meter (W/m 2) 1.134 893. E+04. British thermal unit th per square inch second [Btu th / (in 2 · s)] watt per square meter (W/m 2) 1.634 246.
British thermal unit – Wikipedia
WEBDie British thermal unit ist eine Einheit der Energie. Ihr Einheitenzeichen ist Btu oder BTU, ihr Formelzeichen W. Die Btu gehört nicht zum internationalen Einheitensystem (SI), sondern zum Angloamerikanischen Maßsystem. [1] [2] Inhaltsverzeichnis. 1 Definition. 2 Anwendungen und weitere Umrechnungen. 2.1 Erdgas.
英熱量 - Wikipedia
WEB英熱量 （えいねつりょう、 Btu ; British thermal unit）は、 ヤード・ポンド法 の エネルギー ・仕事・ 熱量 の 単位 である。 英国熱量単位 （えいこくねつりょうたんい）、 英式熱量単位 などともいう。 日本の 計量法 （計量単位令）では「英熱量」の名称と「 Btu 」の記号を採用し、その値を 1055.06 J としている [1] 。 主に アメリカ と イギリス で …
British thermal unit – Wikipedie
WEBBritish thermal unit (zkráceně BTU nebo Btu; česky britská tepelná jednotka) je tradiční jednotka energie v angloamerické měrné soustavě. 1 BTU odpovídá 1 055,05585 J. Je to přibližně takové množství energie, které je potřeba pro ohřátí 1 britské libry vody z 39,2 na 40,2 °F [1] (ze 4 na 4,56 °C ).
British thermal units - Wikipedia
WEBBritish thermal unit. From the plural form: This is a redirect from a plural noun to its singular form. This redirect link is used for convenience; it is often preferable to add the plural directly after the link (for example, [[link]]s ). However, do not replace these redirected links with a simpler link unless the page is updated for another ...
British thermal unit – Wikipedia
WEBKjelder. Bakgrunnsstoff. British thermal unit er ei britisk måleining for varmeenergi. Eininga har symbol Btu eller BTU. 1 BTU er den energien som må til for å heve temperaturen i 1 pund flytande vatn frå 60 til 61 º Fahrenheit under eit konstant trykk på 1 atmosfære. 1 BTU = 1,055056 kJ.
British thermal unit - Wikipedia, den frie encyklopædi
WEBBritish thermal unit (BTU eller Btu) er en energienhed, som bruges i Nordamerika . I nogle tilfælde anvendes enheden i England i forbindelse med ældre varme- og kølesystemer. Generelt er enheden blevet erstattet af SI-enheden joule (J). Definition [ redigér | rediger kildetekst]
Talk:British thermal unit - Wikipedia
WEBBritish thermal unit has been listed as a level-5 vital article in Science (Basics). ... As of right now the unit conversion template gives different values for 1,000 British thermal units per pound (2,300 kJ/kg) and 1,000 British thermal units per pound (2,300 kJ/kg) while describing both units as "British Thermal Units". ...
British Thermal Unit - Wikipedia
WEBBritish Thermal Unit, prescurtat BTU ( română unitate termică britanică) este o unitate de măsură pentru căldură, egală cu cantitatea de căldură necesară pentru a crește temperatura unei cantități de o livră de apă cu un grad Fahrenheit.
Template:Convert/list of units/energy/Btu - Wikipedia
WEBBritish thermal unit: Btu Btu 1.0 Btu (1.1 kJ) BTU BTU million British thermal units: MMBtu MMBtu 1.0 MMBtu (1.1 GJ) e6BTU BTU British thermal unit (IT) Btu-IT Btu IT: 1.0 Btu IT (1.1 kJ) BTU-IT BTU IT: British thermal unit (thermochemical) Btu-th Btu th: 1.0 Btu th (1.1 kJ) BTU-th BTU th: British thermal unit (ISO) Btu-ISO BTU ISO: 1.0 BTU ISO ...
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