Backpressure unit shaft seal heater and slag cooler cooling water system

• Main Authors: KWAK SANG-MIN, WANG BOYI, WANG JIE, YUE XIAOJIE, LIU ZHIJIE
• Format: Patent
• Language: Chinese; English
• Published: 25.07.2023
• Subjects: BLASTING; ENGINE PLANTS IN GENERAL; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; STEAM ENGINES; WEAPONS

The utility model discloses a backpressure unit shaft seal heater and slag cooler cooling water system which comprises a shaft seal heater assembly, a slag cooler assembly and a deaerator assembly, and the shaft seal heater assembly and the slag cooler assembly are respectively connected with the deaerator assembly through pipelines. The shaft seal heater assembly comprises a first shaft seal heater and a second shaft seal heater which are sequentially connected, the first shaft seal heater and the second shaft seal heater are connected through a first pipeline, the first pipeline is communicated with a second pipeline, and a switching valve set is arranged between the first shaft seal heater and the second shaft seal heater. And the switching valve group realizes series-parallel operation of the first shaft seal heater and the second shaft seal heater. According to the backpressure unit shaft seal heater and slag cooler cooling water system provided by the utility model, series-parallel operation of two unit