Steam turbine EH oil circulation and treatment system

• Main Authors: ZENG MINDONG, RUAN WENDI, LONG ZEFEI, ZHANG YANGCHAO, LI NING, CHEN SHANSEN
• Format: Patent
• Language: Chinese; English
• Published: 29.11.2022
• Subjects: BLASTING; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR; ENGINE PLANTS IN GENERAL; FLUID-PRESSURE ACTUATORS; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; HEATING; HYDRAULICS OR PNEUMATICS IN GENERAL; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; STEAM ENGINES; SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; WEAPONS

The utility model belongs to the field of fuel gas power generation systems, and discloses a steam turbine EH oil circulation and treatment system which comprises an EH oil tank, a circulating pump and a main oil pump, the EH oil tank is connected with a pressure oil discharge pipe and a non-pressure oil discharge pipe, the bottom of the EH oil tank is connected with an inlet of the circulating pump and an inlet of the main oil pump, an outlet of the circulating pump is connected with a cooler, and the cooler is connected with a water pump. An outlet of the cooler is connected to the upper part of the EH oil tank; an outlet of the main oil pump is connected with an EH oil regeneration device, a circulating pipeline and a high-pressure fire-resistant oil pressure oil supply pipe; and valves are arranged between the regeneration device and the main oil pump and on the circulating pipeline. The system is simple in pipeline layout, cooling circulation filtration and regeneration filtration are realized on the two