Sealing water system for steam feed pump

The utility model relates to a sealing water system for a steam feed pump, the sealing water system for the steam feed pump comprises a water supply pipeline and a cooling device, the water supply pipeline is used for communicating with a water inlet of the steam feed pump so as to supply sealing water into the steam feed pump, and the cooling device comprises a cooling mechanism and an adjusting mechanism; the cooling mechanism is used for cooling sealing water in a water supply pipeline, and the adjusting mechanism is used for adjusting the cooling intensity of the cooling mechanism so as to adjust the temperature of the sealing water cooled by the cooling mechanism. The sealing water system for the steam feed pump can adjust the temperature of the sealing water and prevent the temperature of the sealing water from being too high. 本公开涉及一种汽动给水泵用密封水系统，该汽动给水泵用密封水系统包括供水管路和冷却装置，所述供水管路用于与汽动给水泵的进水口连通，以向汽动给水泵内供给密封水，所述冷却装置包括冷却机构和调节机构，所述冷却机构用于对供水管路中的密封水进行冷却，所述调节机构用于调节所述冷却机构的冷却强度，以调节所述冷却机构冷却后的密封水的温度。该汽动给水泵用密封水系统能够调节密封