Method and device for regulation of the flow of a screw compressors has one or several floors and combinations of the turbo - compressors has a stage with a screw compressors has one or several floors

摘要

P the present invention relates to a process and a device for regulating the flow rate of compressors with respect to one or several stages, and combinations of the turbo - compressors to be associated with a stage of the compressors with respect to one or several stages. / p & & p & it is characterized in that it opens a discharge valve is controlled hydraulically after a throttle valve, also operated hydraulically as a function of the final pressure of the transported fluid, has reached a closure angle determined. / p & & p & it relates to the groups of compressors. / p