WATER WASHING METHOD AND SYSTEM FOR CRUDE OIL TANK

摘要

A water washing method and system for a crude oil tank. The water washing method includes inputting washing water into the crude oil tank; injecting high-pressure water to the lower portions of the crude oil tank such that the sludge mixes with the washing water; and discharging mixture water in which the sludge is mixed with the washing water from the crude oil tank.