Patent ID: 6575711
Filing Date: 2003-06-10
Classification: F01D,F04D

Abstract:
A method for cleaning the internal parts of a turbomachine comprising the steps:normally operating the turbomachine in a process circuit circulating process gas that has impurities present; interrupting normal operation of the turbomachine; commencing a cleaning cycle of the turbomachine; continuing to supply a process gas to the process circuit, at an inlet of the turbomachine during the cleaning cycle; introducing a dense cleaning substance into the process circuit, at an inlet of the turbomachine; subjecting the circulating process gas to mixing with the cleaning substance in the turbomachine; subjecting the internal parts of the turbomachine to the mixed cleaning substance resulting in impurities dissolved in a resulting liquefied cleaning substance; and separating the process gas from the liquefied cleaning substance having the impurities dissolved therein.