A gas turbine system , comprising: a gas turbine engine comprising a combustor having a fuel nozzle fluidly coupled to a liquid fuel line of a liquid fuel circuit ; a steam purge system to which the liquid fuel circuit is fluidly coupled, said steam purge system comprising: a water supply ; a gas supply comprising an atomizing module and a compressor ; an ejector , comprising: an outer wall extending circumferentially about a flow path , wherein the outer wall comprises a throat section along the flow path , and a diverging section downstream from the throat section along the flow path ; a gas inlet configured to supply a gas from the gas supply into the flow path ; a water inlet configured to supply water from the water supply into the flow path , wherein the ejector is configured to produce steam in response to mixing of the water and the gas along the flow path , wherein the compressor is configured to output compressed gas with a sufficient pressure and temperature to convert the water to steam in the ejector without any additional heat sources; a controller configured to control flows of the gas and the water to produce the steam for a steam purge of the liquid fuel circuit . a gas turbine engine comprising a combustor having a fuel nozzle fluidly coupled to a liquid fuel line of a liquid fuel circuit ; a steam purge system to which the liquid fuel circuit is fluidly coupled, said steam purge system comprising: a water supply ; a gas supply comprising an atomizing module and a compressor ; an ejector , comprising: an outer wall extending circumferentially about a flow path , wherein the outer wall comprises a throat section along the flow path , and a diverging section downstream from the throat section along the flow path ; a gas inlet configured to supply a gas from the gas supply into the flow path ; a water inlet configured to supply water from the water supply into the flow path , wherein the ejector is configured to produce steam in response to mixing of the water and the gas along the flow path , wherein the compressor is configured to output compressed gas with a sufficient pressure and temperature to convert the water to steam in the ejector without any additional heat sources; a controller configured to control flows of the gas and the water to produce the steam for a steam purge of the liquid fuel circuit . a water supply ; a gas supply comprising an atomizing module and a compressor ; an ejector , comprising: an outer wall extending circumferentially about a flow path , wherein the outer wall comprises a throat section along the flow path , and a diverging section downstream from the throat section along the flow path ; a gas inlet configured to supply a gas from the gas supply into the flow path ; a water inlet configured to supply water from the water supply into the flow path , wherein the ejector is configured to produce steam in response to mixing of the water and the gas along the flow path , wherein the compressor is configured to output compressed gas with a sufficient pressure and temperature to convert the water to steam in the ejector without any additional heat sources; an outer wall extending circumferentially about a flow path , wherein the outer wall comprises a throat section along the flow path , and a diverging section downstream from the throat section along the flow path ; a gas inlet configured to supply a gas from the gas supply into the flow path ; a water inlet configured to supply water from the water supply into the flow path , wherein the ejector is configured to produce steam in response to mixing of the water and the gas along the flow path , wherein the compressor is configured to output compressed gas with a sufficient pressure and temperature to convert the water to steam in the ejector without any additional heat sources; a controller configured to control flows of the gas and the water to produce the steam for a steam purge of the liquid fuel circuit . <EOS>