IP Library Granted Patent US 12,011,389
Granted Patent B2
US 12,011,389 · App. 16/484,752 · Granted Jun 18, 2024

Heating using electrochemical power source

Inventors: Thomas Bradford Milnes (Beverly, MA); Ian Salmon McKay (Seattle, WA); Jeffrey Michael Smith (Pembroke, MA); David Harvie Porter (Somerville, MA)
Assignee: L3Harris Open Water Power, Inc.
A61F7/03H01M8/04007A61F2007/0001
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Quick Facts
Patent No.
US 12,011,389
App. No.
16/484,752
Granted
Jun 18, 2024
Kind
B2
Abstract

A thermal management system and a method of heating a water-surface load or sub-water load. The system includes an electrochemical power source which generates electrical power and heat as a byproduct or coproduct. The electrolyte contained in the electrochemical power source is configured to transport the heat that is generated by the electrochemical power source to at least one water-surface load or sub-water load.

Claims (35)

1. A thermal management system, the system comprising:

an electrochemical power source configured to simultaneously generate electrical power and generate heat as a byproduct or coproduct, wherein the electrochemical power source contains an electrolyte; and

the electrolyte configured to transport the heat that is generated by the electrochemical power source to at least one water-surface load or sub-water load; and

a heat exchanger in communication with the electrochemical power source and the water-surface load or sub-water load, wherein the heat exchanger comprises:

a first channel configured to receive the electrolyte and return it to the electrochemical power source after circulating the electrolyte past a second channel, and

the second channel is proximate to the first channel, wherein the second channel contains a fluid, such that the heat from the electrolyte can transfer to the fluid in the second channel.

2. The system of claim 1 , further comprising a pump device to at least assist in transporting the electrolyte to the at least one water-surface load or sub-water load.

3. The system of claim 1 , further comprising a waste management system configured to remove precipitate byproduct of the electrochemical power source, wherein the waste management system comprises a porous media.

4. The system of claim 1 , wherein the heat is transported by direct conduction.

5. The system of claim 4 , further comprising aluminum plates configured to transport heat from the electrochemical power source to the water-surface load or sub-water load by direct conduction.

6. The system of claim 1 , wherein the electrochemical power source is suspended in a compartment adjacent to the at least one water-surface load or sub-water load.

7. The system of claim 1 , wherein the water-surface load or sub-water load is a diver suit.

8. The system of claim 1 , wherein the electrochemical power source comprises at least one aluminum-water fuel cell.

9. The system of claim 1 , wherein the heat is transported to the water-surface load or the sub-water load via at least one of radiation or convection.

10. The system of claim 1 , wherein the electrochemical power source comprises:

a cell stack having at least two cells; and

a balance of plant,

wherein the cells are radially arranged around the balance of plant.

11. A method of heating a water-surface load or a sub-water load, the method comprising:

generating electricity via an electrochemical power source, wherein the electrochemical power source contains an electrolyte;

simultaneously generating heat, via the electrochemical power source, as a byproduct or coproduct; and

transporting the heat to at least one sub-water load or water-surface load via the electrolyte by using a heat exchanger in communication with the electrochemical power source and the water-surface load or sub-water load, wherein the heat exchanger comprises:

a first channel configured to receive the electrolyte and return it to the electrochemical power source after circulating the electrolyte past a second channel, and

the second channel is proximate to the first channel, wherein the second channel contains a fluid, such that the heat from the electrolyte can transfer to the fluid in the second channel.

12. The method of claim 11 , wherein the heat is transported to the at least one sub-water load or water surface load via a pump device.

13. The method of claim 11 , further comprising directing the fluid to the at least one sub-water load or water surface load.

14. The method of claim 11 , wherein the heat is transported to the water-surface load or the sub-water load via at least one of radiation or convection.

15. The method of claim 11 , wherein the heat is transported to the water-surface load or the sub-water load via conduction.

16. A method of heating a water-surface load or a sub-water load, the method comprising:

generating electricity via an electrochemical power source, wherein the electrochemical power source contains an electrolyte;

simultaneously generating heat, via the electrochemical power source, as a byproduct or coproduct;

sensing the temperature of at least one sub-water load or water-surface load via the electrolyte; and

transporting the heat to the at least one sub-water load or water-surface load when the temperature of the at least one sub-water load or water-surface load is between a pre-determined temperature range by using a heat exchanger in communication with the electrochemical power source and the water-surface load or sub-water load, wherein the heat exchanger comprises:

a first channel configured to receive the electrolyte and return it to the electrochemical power source after circulating the electrolyte past a second channel, and

the second channel is proximate to the first channel, wherein the second channel contains a fluid, such that the heat from the electrolyte can transfer to the fluid in the second channel.

Assignments (2)
CHANGE OF NAME Recorded Jul 20, 2022
From: L3 OPEN WATER POWER, INC.
To: L3HARRIS OPEN WATER POWER, INC.
Reel/Frame 060778/0270 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 7, 2020
From: MILNES, THOMAS BRADFORD; MCKAY, IAN SALMON; SMITH, JEFFREY MICHAEL; PORTER, DAVID HARVIE
To: L3 OPEN WATER POWER, INC.
Reel/Frame 053994/0867 →
Continuity (2)
Provisional Application 62468344 · Mar 7, 2017
Related Publication 20190365563A1 · Dec 5, 2019