| British thermal unit |
the unit of measurement used in measuring heat energy. One Btu is the amount of heat required to raise the temperature of one pound of water one degree Fahrenheit. It is usually compared to the amount of heat released from one match. One BTU will raise the temperature of one pound of water one degree Fahrenheit (8.34 BTU's will raise the temperature of 1 gallon of water 1 degree Fahrenheit).
출처: www.ips-solar.com/glossary.htm
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| British thermal unit |
The amount of heat energy necessary to raise the temperature of one pound of water one degree Fahrenheit.
출처: www.brascancorp.com/AboutBrascan/GlossaryPower.htm...
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| British thermal unit |
BTUs are used to measure the energy content of a fuel, usually in BTU/lb. The higher the BTU value the greater the potential energy available. Gasoline is in the range of 20,200 BTUs while Methanol has an energy content of only 9,700 BTUs.
출처: www.eric-gorr.com/techarticles/fuel_terminology.ht...
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| British thermal unit |
The quantity of heat necessary to raise the temperature of one pound of water one degree Fahrenheit from 58.5 to 59.5 degrees Fahrenheit under standard pressure of 30 inches of mercury at or near its point of maximum density. One Btu equals 252 calories, (gram), 778 foot-pounds, 1,055 joules or 0.293 watt hours.
출처: www.nicorinc.com/en_us/news_and_media/glossary/def...
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| British thermal unit |
The heat required to raise the temperature of one pound of water by one degree Fahrenheit at or near 39.2 degrees Fahrenheit.
출처: www.westcoastenergy.com/glossary/af.html
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