ELECROGASDYNAMIC GENERATOR-EXPANDER FOR NATURAL GAS LIQUEFIERS
DOI:
https://doi.org/10.18198/j.ind.gases.2006.0247Keywords:
Electrogasdynamic processes, Electrogasdynamic generator-expander, EGD-converter of energy, Natural gas liquefier, Energy of compressed natural gas, Liquefied natural gasAbstract
The paper deals with various ways of obtaining liquefied natural gas (LNG) in liquefiers of different cold producing elements such as an expansion valve, a vortex tube and a turboexpander. It provides a brief analysis of their efficiency, advantages and disadvantages. The electrogasdynamic generator-expander as a cold producing element in natural gas liquefiers is proposed. Utilizing energy of compressed pipe-line natural gas should be taken into account. The circuits of the new stage and the design of the multistage electrogasdynamic generator-expander are presented. The ways of their connecting in the natural gas liquefiers are also shown. It must be emphasized that their performance is as effective as that of the liquefiers with turboexpanders.
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