A large volume natural gas storage tank comprises a plurality of rigid tubular walls each having opposing ends and an intermediate segment with a closed tubular cross-section, the plurality of rigid tubular walls arranged in a closely spaced relationship and interconnected at their ends, with each e
A large volume natural gas storage tank comprises a plurality of rigid tubular walls each having opposing ends and an intermediate segment with a closed tubular cross-section, the plurality of rigid tubular walls arranged in a closely spaced relationship and interconnected at their ends, with each end of a given of the plurality of rigid tubular walls connected with respective ends of two others of the plurality of rigid tubular walls to define a corner of the storage tank, such that the interiors of the plurality of rigid tubular walls define an interior fluid storage chamber.
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1. A large volume natural gas storage tank, comprising: a plurality of rigid tubular walls each having opposing ends and an intermediate segment with a closed tubular cross-section, each of the plurality of rigid tubular walls interconnected at each end with respective ends of two others of the plur
1. A large volume natural gas storage tank, comprising: a plurality of rigid tubular walls each having opposing ends and an intermediate segment with a closed tubular cross-section, each of the plurality of rigid tubular walls interconnected at each end with respective ends of two others of the plurality of rigid tubular walls to define a corner of the storage tank, such that interconnected interiors of the plurality of rigid tubular walls define an interior fluid storage chamber; anda plurality of bulkhead reinforcements, each bulkhead reinforcement positioned in the interior fluid storage chamber at a different corner of the storage tank, each bulkhead reinforcement comprising three angularly spaced webs interconnected along a common edge, each web spanning between a different pair of interconnected interiors. 2. The storage tank of claim 1, further comprising: a closure plate connected between exteriors of successive of the plurality of rigid tubular walls defining a side of the storage tank, the closure plate and the exteriors of the successive rigid tubular walls at least partially defining an auxiliary fluid storage chamber. 3. The storage tank of claim 1, wherein the plurality of rigid tubular walls form a six-sided storage tank, with each of the six sides of the storage tank defined by four successive of the plurality of rigid tubular walls, further comprising: a closure plate connected at each side of the storage tank between exteriors of the four successive rigid tubular walls defining the side, the closure plates and the exteriors of the plurality of rigid tubular walls at least partially defining an auxiliary fluid storage chamber. 4. The storage tank of claim 1, wherein each bulkhead reinforcement defines at least one through aperture per web to maintain fluid communication within the interior fluid storage chamber through the bulkhead reinforcement. 5. The storage tank of claim 1, further comprising: a corner joint formed between a bulkhead reinforcement and the connected ends of three of the plurality of rigid tubular walls defining a respective corner of the storage tank. 6. The storage tank of claim 1, further comprising: a spherically-shaped end cap connecting the ends of three of the plurality of rigid tubular walls defining a respective corner of the storage tank. 7. A large volume natural gas storage tank, comprising: a plurality of rigid tubular walls each having opposing ends and an intermediate segment with a closed tubular cross-section, the plurality of rigid tubular walls interconnected at their ends to form a six-sided storage tank, with each of the six sides of the storage tank defined by four successive of the plurality of rigid tubular walls connected end-to-end, such that interconnected interiors of the plurality of rigid tubular walls define an interior fluid storage chamber; anda bulkhead reinforcement positioned in the interior fluid storage chamber at the junction of three interconnected interiors, the bulkhead reinforcement comprising three angularly spaced webs interconnected along a common edge, each web spanning between a different pair of interconnected interiors. 8. The storage tank of claim 7, further comprising: a closure plate connected at a side of the storage tank between exteriors of the four successive rigid tubular walls defining the side, the closure plate and the exteriors of the four successive rigid tubular walls defining the side at least partially defining an auxiliary fluid storage chamber. 9. The storage tank of claim 7, wherein each end of a given of the plurality of rigid tubular walls is connected with respective ends of two others of the plurality of rigid tubular walls to define a corner of the storage tank. 10. The storage tank of claim 7, wherein the bulkhead reinforcement defines at least one through aperture to maintain fluid communication within the interior fluid storage chamber through the bulkhead reinforcement. 11. The storage tank of claim 7, further comprising: a corner joint formed between the connected ends of three of the plurality of rigid tubular walls defining a corner of the storage tank. 12. The storage tank of claim 7, further comprising: a spherically-shaped end cap connecting the ends of three of the plurality of rigid tubular walls defining a corner of the storage tank. 13. The storage tank of claim 7, the plurality of rigid tubular walls comprising: four successive base rigid tubular walls connected end-to-end to define a base side of the storage tank;four successive upper rigid tubular walls connected end-to-end to define an upper side of the storage tank; andfour upright rigid tubular walls, each end of a given of the four upright rigid tubular walls connected at its ends between the connected ends of two successive base rigid tubular walls and the connected ends of two successive upper rigid tubular walls. 14. The storage tank of claim 13, further comprising: a base connected to at least two of the base rigid tubular walls, the base adapted to support the remainder of the storage tank with respect to a support surface.
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Falk, Ingemar, Device at a fuel tank for heavy vehicles and a process of manufacture of the said tank.
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