The two preferred configurations for external floating roofs are the double deck and the low single deck with 30 minimum pontoon area.
Pontoon floating roof.
Double deck floating roof tank 13 figure 1 8.
The pontoons in floating roof tanks play an essential role when it comes to performance in above ground storage tanks.
Mesa etp s floating roof pontoon repair liners are most commonly used in pontoons that have begun to leak.
Pontoon type floating roofs are the most economical type of floating roofs in the market.
Ergil storagetech internal floating roofs which minimize the evaporation losses of stored products such as jet fuels gasoline diesel and crude oil can be supplied as aluminum or stainless steel.
The allentech hybrid stainless steel aluminum internal floating roof was developed for products which may be corrosive to aluminum in the liquid phase.
Heavy duty aluminium skin and pontoon internal floating roof the matrix applied technologies heavy duty ifr comprises 5 core elements a central frame a deck pontoons landing legs and rim seal.
Single deck floating roof tank 12 figure 1 7.
Double deck type floating roof 10 figure 1 6.
The low single deck is the more efficient of the two for 30 to 170 foot diameter tanks.
Ergil storagetech internal floating roofs which minimize the evaporation losses of stored products such as jet fuels gasoline diesel and crude oil can be supplied as aluminium or stainless steel.
This hybrid skin pontoon type ifr is the same basic design as our aluminum skin pontoon ifr except that all submerged or partially submerged components are constructed of stainless steel.
The floating roof can be severely damaged if it sinks into the product.
Matrix applied technologies offers several options including the pontoon type internal floating roof.
Leaking pontoons can fill with product from the tank causing the floating roof to sink.
Storage tank capacities and levels 15 figure 1 9.
Schematic sketch of the stabilised condensate tank 17.
Sunken roofs can cause a range of undesirable situations in the tank.
The deck sits on top of the pontoons which allow it to float clear of the product surface.