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Answer» The steps taken are as follows:
- Tank blanketing valves provide a way to prevent and control the fires in the flammable liquid storage tanks.
- The vapors that are produced cannot be ignited if there is no supply of oxygen present at that time.
- The oxygen in most of the cases being provided by the air that is drawn into tank from the atmosphere when the empty process is taking place.
- Install tank blanketing valves with inlet CONNECTED to the INERT gas that is kept under the pressure. And the tanks outlet is being placed in VAPOR space.
- The pressure drop is HAPPENING in the tank at predetermined level where the blanketing valve allows the transfer of gas into vapor space.
The steps taken are as follows:
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