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http://dx.doi.org/10.5855/ENERGY.2013.22.2.128

Examination of validation for equivalent gas to replace natural gas  

Kim, Jong-Min (Department of Mechanical Eng., Graduate Inha Univ.)
Lee, Seungro (Department of Mechanical Eng., Inha Univ.)
Lee, Chang-Eon (Department of Mechanical Eng., Inha Univ.)
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Abstract
In order to estimate the combustion characteristics and the gas interchangeability for natural gas with various compositions per each production area, equivalent gas are using to replace natural gas. It is known that an equivalent gas has the same the heating value, the compression factor, the relative density, CO emission and the burning velocity as the original natural gas. However, it is not reported that the flame shape and thermal efficiency and NOx emission by real gas appliance. In this study, equivalent gas was examined the validation to replace natural gas. The CO emission the burning velocity and the flame temperature were reconfirmed, and the flame shape, the NOx emission and the thermal efficiency were numerically and experimentally investigated. As results, there was not a large difference between natural gas and equivalent gas. This result demonstrated that there was no problem using equivalent gas to replace natural gas.
Keywords
Natural gas; equivalent gas; Combustion characteristics; Gas interchangeability;
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Times Cited By KSCI : 1  (Citation Analysis)
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