IP Library Granted Patent US 11,079,068
Granted Patent B2
US 11,079,068 · App. 16/989,815 · Granted Aug 3, 2021

Rapid fill compressed gas storage tank

Inventors: Ambalavanan Jayaraman (Highlands Ranch, CO); Michael Travis Bonnema (Arvada, CO)
Assignee: TDA Research, Inc.
F17C5/06F17C13/026F17C2201/0109F17C2221/012F17C2250/043F17C2250/0439F17C2265/065
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Quick Facts
Patent No.
US 11,079,068
App. No.
16/989,815
Granted
Aug 3, 2021
Kind
B2
Abstract

A method for rapidly filling a compressed gas storage tank with a moderated temperature rise using a Coanda nozzle to inject the feed gas into the tank and using the Coanda nozzle to direct the feed gas along the inner surface of the storage tank; entraining the stored gas with the feed gas that is flowing under the influence of the Coanda effect to flow along the inner surface of the gas storage tank; and transferring heat from the flowing gas to the external walls of the tank. Also, a compressed gas storage tank for rapid filling with a moderated temperature rise comprising: a gas storage tank and a Coanda nozzle capable of directing feed gas that is injected into the gas storage tank along the inner surface of the gas storage tank.

Claims (27)

1. A method for rapidly filling a compressed gas storage tank with a moderated temperature rise, comprising:

a. providing a gas storage tank, wherein the gas storage tank has an inner surface, an outer surface, a proximal end, a distal end, and a midpoint between the proximal end and the distal end;

b. providing a stored gas, wherein the stored gas is contained inside the gas storage tank;

c. providing a feed gas;

d. providing a Coanda nozzle to inject the feed gas into the gas storage tank, wherein the Coanda nozzle is effectively connected to the proximal end of the gas storage tank;

e. injecting the feed gas into the gas storage tank through the Coanda nozzle;

f. using the Coanda nozzle to direct the feed gas along a curved surface of the Coanda nozzle, wherein a Coanda effect causes the feed gas to flow along the inner surface of the gas storage tank;

g. providing a gas mixing zone at the proximal end of the gas storage tank that is in fluid communication with the feed gas;

h. entraining the stored gas with the feed gas in the gas mixing zone to form a mixed gas using inertia of the feed gas that is flowing under influence of the Coanda effect to direct the mixed gas to flow along the inner surface of the gas storage tank;

i. transferring heat from the mixed gas to the gas storage tank;

j. providing a phase change material along the inner surface of the gas storage tank;

k. transferring heat from the flowing gas to the phase change material;

l. providing an inner liner and providing a gap, wherein the inner liner is positioned inside the gas storage tank such that it forms the gap between the inner surface of the gas storage tank and the inner liner, wherein the mixed gas flows through the gap; and,

wherein providing the inner liner provides the gap for the mixed gas to flow through that is continuous from the proximal end to at least 15% of a length from the proximal end to the distal end of the gas storage tank.

2. The method of claim 1 , wherein providing the inner liner provides the gap for the mixed gas to flow through that is continuous from the proximal end to at least to the midpoint of the gas storage tank.

3. The method of claim 2 , wherein providing the inner liner provides the gap for the mixed gas to flow through that is continuous from the proximal end to at least 90% of a distance from the proximal end to the distal end of the gas storage tank.

4. The method of claim 3 , wherein the inner liner comprises a phase change material and

m. transferring heat from the mixed gas to the inner liner.

5. A compressed gas storage tank for rapid filling with a moderated temperature rise, the gas storage tank comprising:

a gas storage tank comprising a pressure vessel, an inner surface, an outer surface, a proximal end, a distal end and a midpoint between the proximal end and the distal end;

a Coanda nozzle, wherein the Coanda nozzle is operably connected to the gas storage tank at the proximal end, and wherein the Coanda nozzle comprises a curved surface capable of directing feed gas that is injected into the gas storage tank along the inner surface of the gas storage tank;

an inner liner, wherein the inner liner is positioned inside the gas storage tank such that it forms a gap that injected gas can flow through, the gap being located between the inner surface of the gas storage tank and the inner liner;

wherein the inner liner comprises an orifice that defines a mixing zone adjacent to the Coanda nozzle, wherein the mixing zone can operably mix feed gas with gas inside the gas storage tank;

wherein the inner liner extends from the proximal end of the gas storage tank to at least 15% of a distance from the proximal end to the distal end.

6. The gas storage tank of claim 5 , wherein the inner liner extends from the proximal end of the gas storage tank to at least the midpoint of the gas storage tank.

7. The gas storage tank of claim 6 , wherein the inner liner extends from the proximal end of the gas storage tank to at least 90% of a distance from the proximal end to the distal end.

8. The gas storage tank of claim 7 , wherein the inner liner comprises a phase change material.

Assignments (2)
CONFIRMATORY LICENSE Recorded Jan 9, 2024
From: TDA RESEARCH, INC.
To: UNITED STATES DEPARTMENT OF ENERGY
Reel/Frame 066238/0857 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 25, 2022
From: JAYARAMAN, AMBALAVANAN; BONNEMA, MICHAEL TRAVIS
To: TDA RESEARCH, INC.
Reel/Frame 060012/0455 →
Continuity (2)
Provisional Application 62884646 · Aug 8, 2019
Related Publication 20210041065A1 · Feb 11, 2021
Cited By (1)
US 12,655,945