EFFECTIVE METHOD FOR SEPARATING AND CHANGING PISTON DECK AND WALK WAY OF DIGESTION GAS TANK

摘要

PURPOSE: A method for separating and changing a piston deck and a passage of a digestion gas tank is provide to reduce manufacturing costs and maintenance costs by using an existing digestion gas tank. CONSTITUTION: A method for separating and changing a piston deck and a passage of a digestion gas tank is as follows. An entrance is formed by cutting the bottom end of a digestion gas tank(S10). A passage is installed inside the digestion gas tank using a plate as a support plate(S30). A piston is formed in a circular plate shape and is installed in the bottom surface of the digestion gas tank(S60). A sealing member is installed in order to prevent a gas leak(S80).