Static Pressure Vessels and their Applications

March 9, 2015

The infrastructure of a processing plant is tested by many engineering factors, by fluid dynamics and chemical toxicity, by the physics of pressurized substances and the heat of flashing gases. Each hazardous component must be accounted for and incorporated into design calculations when modelling the safe and efficient flow of a particular volatile substance. This management ethic includes the dynamic load conditions in an oil refinery and the slightly more sedate but no less hazardous confines of a gas storage facility. Consider the place of static pressure vessels in any of these scenarios, the key function of these solidly fabricated containers. A static pressure vessel harnesses linear-based design methodologies, targeting superior weld technology and high-end alloys to ensure the even distribution of gases and liquids.

We've clinched the laypersons definition, but what of the engineering characteristics and applications of the vessel? We assign the moniker static to the vessels because the welded bodies of the hollow containers are built to handle linear loads. But more than this, an overhead value is incorporated in the design, thus ensuring a safety factor is in place when storing potentially explosive substances in a pressurized state. The intent is to take gaseous matter that normally occupies a far larger volume and dictate the space where that substance will be contained, confining the condensed matter within the vessel. Ideally, the location of the container is somewhere within a chemical processing plant or an oil refinery but numerous other storage and processing frameworks exist as far as this static storage model goes.

Returning to the matter of pressurized storage within a static environment, dominion over key characteristics of stored content is also managed by maintaining the static pressure vectors of the condensed fluid. The design of the vessel focuses on the elimination of any weak spots in the fabricated material, the even rolling of the ferrous or non-ferrous casing, and the careful management of high-integrity welding practices. Not surprisingly, the end result is an interior surface with an engineered bias toward the even distribution of pressurized content.

Keeping condensed stored gases and liquids at a standardized safety value and a handily reduced volume for extended period targets the design squarely at the storage of volatile matter. Oil and gas refineries use acres of static storage containers, arranging them in rows and columns to hold end-stage products before shipping or pumping the fuel out to its final destination. But here's a second application of note, the use of static storage vessels in cryogenics when storing liquid oxygen, nitrogen, and other cryogenic gases. In truth, vessels fabricated for static pressure containment may arise from the most basic container engineering models but there are few chambers in use today that require such exacting construction practices to ensure potential weak spots are eliminated.

Contact Details

Fusion - Weld Engineering Pty Ltd
ABN 98 068 987619

1865 Frankston Flinders Road,
Hastings, VIC 3915

Ph: (03) 5909 8218

Optimized by