RESERVOIR FLOATING ROOF WATER RUNOFF Russian patent published in 1998 - IPC

FIELD: liquid storage. SUBSTANCE: water runoff of reservoir floating roofs has drain holes in roof center and in the lowest part of reservoir wall which are connected by pipeline to form continuous water drain channel. Water drain channel consists of radial portion arranged horizontally and rigidly secured on roof and of flexible portion of pipeline. Flexible portion of pipeline is located over periphery of reservoir and is made in form of flexible corrugated stainless pipeline. Flexible corrugated metal pipeline is connected by means of flexible rods with periphery of floating roof in radial section of reservoir. Length of flexible rods is equal to distance between points of their attachment on pipeline and floating roof with roof in upper position in reservoir. EFFECT: enlarged operating capabilities. 2 cl, 2 dwg