API standard 650 petroleum storage tanks dead load

API 650 petroleum storage tank has the advantage of long economic life: because there is no gas space on the liquid surface in the internal floating roof API standard 650 petroleum storage tanks storage tank, the vibration generated during the transportation of liquid inside and outside the tank is reduced.

The inner and outer tanks may be decoupled for seismic design of the tank and anchorage and assumed to act independently. However, if the inner and outer tanks API standard 650 petroleum storage tanks are supported by a common foundation, the seismic foundation loading shall be calculated using the lesser response modification values for either the inner tank or outer tank for both tanks and a dynamic analysis shall be performed to determine the combined effect.
Allowable Stresses: For Appendix R tanks, design allowable stresses shall be per API 620 large low pressure storage tank, Section R.3.3.

Usually, the wind load in the API standard 650 petroleum storage tanks construction area should be considered before the tank design and construction. The wind load in the API standard 650 petroleum storage tanks construction area has an impact on the stability and economy of the API standard 650 petroleum storage tanks. In the area with large wind load, it is safe to design the tank as "squat". When calculating the wind force, the influence of the thickness of the insulation layer of the API standard 650 petroleum storage tanks, the shape of the ladder, the platform, the pipeline and the top cover must be considered.

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