Compressed air is air which is kept under a certain pressure, usually greater than that of the atmosphere. In Europe, 10 percent of all electricity used by industry is used to produce compressed air, amounting to 80 terawatt hours consumption per year.[1][2]

Uses

Compressed air is regarded as the fourth utility, after electricity, natural gas and water. However, compressed air is more expensive than the other three utilities when evaluated on a per unit energy delivered basis.[3]

Compressed air can be used in or for:

See also

Notes

  1. Paineilma hukkaa 15 hiilivoimalan tuotannon (Finnish)
  2. http://isi.fraunhofer.de/isi-de/publ/download/isi04p20/compressed-air-benchmarking.pdf "Compressed Air System Audits and Benchmarking Results from the German Compressed Air Campaign "Druckluft effizient" "
  3. Yuan, C., Zhang, T., Rangarajan, A., Dornfeld, D., Ziemba, B., and Whitbeck, R. “A Decision-based Analysis of Compressed Air Usage Patterns in Automotive Manufacturing”, Journal of Manufacturing Systems, 25 (4), 2006, pp.293-300

External links

ca:Aire comprimit de:Druckluft et:Suruõhk es:Aire comprimido fa:هوای فشرده fr:Air comprimé hi:संपीडित वायु it:Aria compressa he:גז דחוס nl:Perslucht ja:圧縮空気 pt:Ar comprimido ru:Сжатый воздух fi:Paineilma zh:压缩空气