Steam ironing device (1, 2, 3), comprising: - a steam iron having a soleplate and a housing arranged on top of the soleplate; - a steam generator arranged inside the housing for heating water to steam; - outlet holes arranged in the soleplate; - a steam outlet arranged in the soleplate for letting out a burst of steam from the steam generator; - a controllable steam release valve positioned between the steam outlet and the steam generator; - a device comprising a pump for supplying water to the steam generator; and - a controller which is adapted to control the operation of the steam generator, the operation of the pump, and a condition of the steam release valve, wherein the controller is adapted to implement: a normal steam ironing mode, during which the pump is operated, the steam release valve is closed, and normal amounts of steam are supplied through the outlet holes; and a burst of steam mode, wherein during periods in which the generation of steam is not or less required in the ironing process the controller is adapted to keep the pump in operation for generating a reserve amount of steam inside an internal space of the steam generator while keeping the steam outlet closed by means of the steam release valve, and wherein the controller is adapted to, upon receipt of input representing a user's need of a burst of steam, open the release valve for releasing the reserve amount of steam stored inside the internal space through the steam outlet. - a steam iron having a soleplate and a housing arranged on top of the soleplate; - a steam generator arranged inside the housing for heating water to steam; - outlet holes arranged in the soleplate; - a steam outlet arranged in the soleplate for letting out a burst of steam from the steam generator; - a controllable steam release valve positioned between the steam outlet and the steam generator; - a device comprising a pump for supplying water to the steam generator; and - a controller which is adapted to control the operation of the steam generator, the operation of the pump, and a condition of the steam release valve, wherein the controller is adapted to implement: a normal steam ironing mode, during which the pump is operated, the steam release valve is closed, and normal amounts of steam are supplied through the outlet holes; and a burst of steam mode, wherein during periods in which the generation of steam is not or less required in the ironing process the controller is adapted to keep the pump in operation for generating a reserve amount of steam inside an internal space of the steam generator while keeping the steam outlet closed by means of the steam release valve, and wherein the controller is adapted to, upon receipt of input representing a user's need of a burst of steam, open the release valve for releasing the reserve amount of steam stored inside the internal space through the steam outlet. a normal steam ironing mode, during which the pump is operated, the steam release valve is closed, and normal amounts of steam are supplied through the outlet holes; and a burst of steam mode, wherein during periods in which the generation of steam is not or less required in the ironing process the controller is adapted to keep the pump in operation for generating a reserve amount of steam inside an internal space of the steam generator while keeping the steam outlet closed by means of the steam release valve, and wherein the controller is adapted to, upon receipt of input representing a user's need of a burst of steam, open the release valve for releasing the reserve amount of steam stored inside the internal space through the steam outlet.