IP Library › Granted Patent US 12,132,347
Granted Patent B2
US 12,132,347 · App. 17/891,349 · Granted Oct 29, 2024

Method, system, and computer program product for uninterrupted power using an array of ultra-capacitors

Inventors: Domenic P. Marzano (New Castle, PA); Alex R. Rugh (New Castle, PA); Joseph L. Hake (New Castle, PA)
Assignee: Velocity Magnetics, Inc.
H02J9/062H02J7/345H02J2207/50
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Quick Facts
Patent No.
US 12,132,347
App. No.
17/891,349
Granted
Oct 29, 2024
Kind
B2
Abstract

Provided is a system for uninterrupted power using an array of capacitive elements (e.g., ultra-capacitors). The system may include an input, which may receive power from a first power source. A direct current (DC) bus may be connected to the input and may receive power from the input. An array of capacitive elements (e.g., ultra-capacitors) may be connected to the DC bus. An output may be connected the DC bus. The output may include an alternating current (AC) power supply, which may supply power to at least one facility. At least one controller may control charging and discharging of the array of capacitive elements (e.g., ultra-capacitors) connected to the DC bus to supply power from the DC bus to the output. A method and computer program product are also disclosed.

Claims (49)

1. A system, comprising:

an input configured to receive power from a first power source;

a direct current (DC) bus connected to the input and configured to receive power from the input;

an array of ultra-capacitors connected to the DC bus;

at least one discharge circuit connected to the array of ultra-capacitors, the discharge circuit configured to discharge energy from the array of ultra-capacitors when at least one of a container containing the array of ultra-capacitors is opened, a failure of the array of ultra-capacitors is detected, powering down the array of ultra-capacitors, or a failure is detected;

an output connected to the DC bus, the output comprising an alternating current (AC) power supply configured to supply power to at least one facility, wherein the AC power supply of the output comprises at least one of a variable frequency drive or a bidirectional drive; and

at least one controller configured to:

control charging and discharging of the array of ultra-capacitors connected to the DC bus to supply power from the DC bus to the output;

detect an interruption of power from the first power source;

control discharging of the array of ultra-capacitors connected to the DC bus to continuously supply power from the DC bus to the output during the interruption; and

switch a transfer switch from the first power source to a second power source, wherein the input is further configured to receive power from the second power source.

2. The system of claim 1 , wherein the first power source comprises a power grid, the system further comprising:

a circuit breaker connected between the power grid and the input.

3. The system of claim 1 , further comprising a converter configured to convert power from a first voltage to a second voltage, the second voltage higher than the first voltage.

4. The system of claim 1 , wherein the input comprises at least one of a circuit breaker, a filter, a fuse, a transformer, a rectifier, an inductor, a control board, or any combination thereof.

5. The system of claim 1 , further comprising at least one fuse connected between the DC bus and the array of ultra-capacitors.

6. The system of claim 1 , wherein the output comprises at least one filter.

7. A method, comprising:

receiving power at an input from a first power source;

supplying power from the input to a direct current (DC) bus;

controlling charging and discharging of an array of ultra-capacitors connected to the DC bus to supply power from the DC bus to an output, wherein at least one discharge circuit is connected to the array of ultra-capacitors and configured to discharge energy from the array of ultra-capacitors when at least one of a container containing the array of ultra-capacitors is opened, a failure of the array of ultra-capacitors is detected, powering down the array of ultra-capacitors, or a failure is detected;

supplying power from an alternating current (AC) power supply of the output to at least one facility, wherein the AC power supply of the output comprises at least one of a variable frequency drive or a bidirectional drive;

detecting an interruption of power from the first power source;

controlling discharging of the array of ultra-capacitors connected to the DC bus to continuously supply power from the DC bus to the output during the interruption; and

switching a transfer switch from the first power source to a second power source.

8. The method of claim 7 , wherein the first power source comprises an AC power source, further comprising:

converting, by the input, power from AC to DC.

9. The method of claim 7 , further comprising:

converting, by the input, power from a first voltage to a second voltage, the second voltage higher than the first voltage.

10. The method of claim 7 , further comprising at least one of:

filtering, by the input, power with at least one first filter;

filtering, by the output, power with at least one second filter; or

any combination thereof.

11. The method of claim 7 , further comprising:

receiving power at the input from the second power source;

supplying power from the input to the DC bus; and

controlling charging and discharging of the array of ultra-capacitors connected to the DC bus to supply power from the DC bus to the output.

12. The method of claim 11 , wherein the second power source comprises an AC power source, further comprising:

converting, by the input, power from AC to DC.

13. A computer program product comprising at least one non-transitory computer-readable medium including one or more instructions that, when executed by at least one processor, cause the at least one processor to:

control an input to receive power at the input from a first power source and supply power from the input to a direct current (DC) bus;

control charging and discharging of an array of ultra-capacitors connected to the DC bus to supply power from the DC bus to an output, wherein at least one discharge circuit is connected to the array of ultra-capacitors and configured to discharge energy from the array of ultra-capacitors when at least one of a container containing the array of ultra-capacitors is opened, a failure of the array of ultra-capacitors is detected, powering down the array of ultra-capacitors, or a failure is detected; and

control the output to supply power from an alternating current (AC) power supply of the output to at least one facility, wherein the AC power supply of the output comprises at least one of a variable frequency drive or a bidirectional drive;

detect an interruption of power from the first power source;

control discharging of the array of ultra-capacitors connected to the DC bus to continuously supply power from the DC bus to the output during the interruption; and

switch a transfer switch from the first power source to a second power source.

14. The computer program product of claim 13 , wherein the instructions further cause the at least one processor to:

control the input to receive power from the second power source and supply power from the input to the DC bus; and

control charging and discharging of the array of ultra-capacitors connected to the DC bus to supply power from the DC bus to the output.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 19, 2022
From: MARZANO, DOMENIC P.; RUGH, ALEX R.; HAKE, JOSEPH L.
To: VELOCITY MAGNETICS, INC.
Reel/Frame 061232/0860 →
Continuity (5)
Continuation PCTUS2021018732 · Feb 19, 2021
Provisional Application 63127948 · Dec 18, 2020
Provisional Application 63107826 · Oct 30, 2020
Provisional Application 62978999 · Feb 20, 2020
Related Publication 20220393505A1 · Dec 8, 2022