APPARATUS AND METHOD FOR INSTALLATING 2ND BARRIER OF LNG CARGOCONTAINMENT

摘要

Disclosed are a device and a method for installing a secondary barrier wall for the corner part of an LNG storage tank. The device for installing a secondary barrier wall for the corner part of an LNG storage tank according to an embodiment of the present invention installs a secondary barrier wall with one side coated with an adhesive on the lower insulation board of the corner part of an LNG storage tank and comprises a sealing screen attached to a space between the round surface of a jig block and the jig block having the round surface and a through-section through the round surface to form a closed space between them; and an intake part connected to the through-section to apply vacuum pressure to the closed space.