拱顶油罐计算书(4)

10000m

Abstract

The pot of dome roof of tank is spherical. It is easy to Processing and manufacturing.

The consumption of steel is very little. The tank can bear high remaining pressure. The evaporation loss is little. The role of dome roof provides one of closed space for media to ensure it has good storage environment and unaffected by rain and snow. Dome roof of tank is used sweepingly at home and abroad..

As a result of recent years's energy crisis, many industrialized countries of crude oil rely on imports increased oil reserves. This demand promoted the development of the cause of the oil tank especially 10000 cubic meters and large capacity tank. It has many advantages. In this paper, a storage tanks with a capacity of 10,000 cubic meters is designed for the heavy crude oil of Da qing oilfield. This design including the selection of materials and geometric economic size calculation with a method of the most saves materials. Bottom of Tank structural style design and calculate. The different Thickness of the tank walls is calculated with fixed-point method and is checked with the test law of water. Dome roof design and calculate. Stiffening ring 、reinforcement 、 safety and fire protection design. The Seismic of tank is calculated and welding process is designed. Assembly drawings of tank and bottom、walls、dome roof、winding staircase structure and accessories detailed drawings are drew by AutoCAD Software.

Keywords: Dome roof of tank; Winding staircase; fixed-point method; Dome roof;

Crude oil.

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