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Natural gas
Natural gas is a naturally occurring hydrocarbon gas mixture consisting primarily of methane, with up to 20 % of other hydrocarbons as well as impurities in varying amounts such as carbon dioxide. Natural gas is widely used as an important energy source in many applications including heating buildings, generating electricity, providing heat and power to industry, as fuel for vehicles and as a chemical feedstock in the manufacture of products such as plastics and other commercially important organic chemicals.
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Natural gas
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Energy; Natural gas
當流體在管道中的流速突然減少 (如當閥時快速關閉) 時所發生的現象。在流體速度下降反映備份蒸汽壓力波,造成雜訊和振動的流體壓力中有相應的增加。如果初始壓力增加是足夠大,管道可能破裂。 ...