IP Library Granted Patent US 9,122,471
Granted Patent B2
US 9,122,471 · App. 13/707,970 · Granted Sep 1, 2015

Identification of power source electrical connectivity

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Quick Facts
Patent No.
US 9,122,471
App. No.
13/707,970
Granted
Sep 1, 2015
Kind
B2
Abstract

A computer determines a characteristic corresponding to each of a first power source and a second power source. The first and second power sources are connected to one or more power distribution units and are configured to provide power in a datacenter. The characteristic includes at least one of a current, a resistance, a voltage, a frequency, a phase, and a magnetic field. The computer generates a comparison of the characteristic corresponding to the first power source and the second power source, to a threshold value of the characteristic. The computer determines if the comparison violates the threshold value of the characteristic. In response to determining the comparison does not violate the threshold value of the characteristic, the computer determines that the first power source and the second power source are connected to a given power distribution unit included in the one or more power distribution units.

Claims (40)

1. A method for identifying the electrical connectivity of power supply units, the method comprising:

a computer determining a characteristic corresponding to each of a first power supply unit and a second power supply unit, wherein the first and second power supply units are connected to one or more power distribution units and are configured to provide power in a datacenter, wherein the characteristic includes at least one of a current, a resistance, a voltage, a frequency, a phase, and a magnetic field;

the computer generating a comparison of the characteristic corresponding to the first power supply unit and the second power supply unit, to a threshold value of the characteristic;

the computer determining if the comparison violates the threshold value of the characteristic; and

in response to determining the comparison does not violate the threshold value of the characteristic, the computer determining that the first power supply unit and the second power supply unit are connected to a given power distribution unit included in the one or more power distribution units.

2. The method of claim 1 , wherein the step of the computer determining if the comparison violates the threshold value of the characteristic includes:

the first computer determining if the difference between the measured characteristic of the first power supply unit and the second power supply unit exceeds a range.

3. The method of claim 1 , wherein the step of the computer generating a comparison of the characteristic corresponding to the first power supply unit and the second power supply unit, to a threshold value of the characteristic includes:

the computer converting one or both of the characteristic corresponding to the first power supply unit and the second power supply unit to a value that facilitates the determination of whether or not the first power supply unit and the second power supply unit are electrically connected to a given power distribution unit included in the one or more power distribution units.

4. The method of claim 1 , wherein the first power supply unit and the second power supply unit provide power to a server computer included in the datacenter.

5. The method of claim 1 , wherein the first power supply unit and the second power supply unit are in a server computer chassis.

6. The method of claim 1 , wherein the one or more power distribution units includes at least two power distribution units that work in concert with one another to provide redundant electrical power for a server computer.

7. A computer program product for identifying the electrical connectivity of power supply units, the computer program product comprising:

one or more non-transitory computer-readable storage media and program instructions stored on the one or more non-transitory computer-readable storage media, the program instructions executable by a processor to cause the processor to perform a method comprising:

determining a characteristic corresponding to each of a first power supply unit and a second power supply unit, wherein the first and second power supply units are connected to one or more power distribution units and are configured to provide power in a datacenter, wherein the characteristic includes at least one of a current, a resistance, a voltage, a frequency, a phase, and a magnetic field;

generating a comparison of the characteristic corresponding to the first power supply unit and the second power supply unit, to a threshold value of the characteristic;

determining if the comparison violates the threshold value of the characteristic; and

in response to determining the comparison does not violate the threshold value of the characteristic, determining that the first power supply unit and the second power supply unit are connected to a given power distribution unit included in the one or more power distribution units.

8. The computer program product claim 7 , wherein determining if the comparison violates the threshold value of the characteristic includes:

determining if the difference between the measured characteristic of the first power supply unit and the second power supply unit exceeds a range.

9. The computer program product claim 7 , wherein generating a comparison of the characteristic corresponding to the first power supply unit and the second power supply unit, to a threshold value of the characteristic includes:

converting one or both of the characteristic corresponding to the first power supply unit and the second power supply unit to a value that facilitates the determination of whether or not the first power supply unit and the second power supply unit are electrically connected to a given power distribution unit included in the one or more power distribution units.

10. The computer program product claim 7 , wherein the first power supply unit and the second power supply unit provide power to a server computer included in the datacenter.

11. The computer program product claim 7 , wherein the first power supply unit and the second power supply unit are in a server computer chassis.

12. The computer program product claim 7 , wherein the one or more power distribution units includes at least two power distribution units that work in concert with one another to provide redundant electrical power for a server computer.

13. A computer system for identifying the electrical connectivity of power supply units, the computer system comprising:

one or more computer processors;

one or more computer-readable storage media; and

program instructions stored on the computer-readable storage media for execution by at least one of the one or more processors, the program instructions comprising:

program instructions to determine a characteristic corresponding to each of a first power supply unit and a second power supply unit, wherein the first and second power supply units are connected to one or more power distribution units and are configured to provide power in a datacenter, wherein the characteristic includes at least one of a current, a resistance, a voltage, a frequency, a phase, and a magnetic field;

program instructions to generating a comparison of the characteristic corresponding to the first power supply unit and the second power supply unit, to a threshold value of the characteristic;

program instructions to determining if the comparison violates the threshold value of the characteristic; and

program instructions to, in response to determining the comparison does not violate the threshold value of the characteristic, determine that the first power supply unit and the second power supply unit are connected to a given power distribution unit included in the one or more power distribution units.

14. The computer system of claim 13 , wherein the program instructions to determine if the comparison violates the threshold value of the characteristic includes:

program instructions to determine if the difference between the measured characteristic of the first power supply unit and the second power supply unit exceeds a range.

15. The computer system of claim 13 , wherein the program instructions to generate a comparison of the characteristic corresponding to the first power supply unit and the second power supply unit, to a threshold value of the characteristic includes:

program instructions to convert one or both of the characteristic corresponding to the first power supply unit and the second power supply unit to a value that facilitates the determination of whether or not the first power supply unit and the second power supply unit are electrically connected to a given power distribution unit included in the one or more power distribution units.

16. The computer system of claim 13 , wherein the first power supply unit and the second power supply unit provide power to a server computer included in the datacenter.

17. The computer system of claim 13 , wherein the first power supply unit and the second power supply unit are in a server computer chassis.

18. The computer system of claim 13 , wherein the one or more power distribution units includes at least two power distribution units that work in concert with one another to provide redundant electrical power for a server computer.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 6, 2019
From: LENOVO ENTERPRISE SOLUTIONS (SINGAPORE) PTE LTD.
To: LENOVO INTERNATIONAL LIMITED
Reel/Frame 050300/0878 →
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNMENT DOCUMENT CONTAINING TYPO ERRORS PREVIOUSLY RECORDED AT REEL: 037101 FRAME: 0969. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded Dec 28, 2015
From: LENOVO ENTERPRISE SOLUTIONS (SINGAPORE) PTE. LTD.
To: LENOVO INTERNATIONAL LIMITED
Reel/Frame 037689/0190 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 12, 2015
From: LENOVO ENTERPRISE SOLUTIONS (SINGAPORE) PTE. LTD.
To: LENOVO INTERNATIONAL LIMITED
Reel/Frame 037101/0969 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 10, 2014
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: LENOVO ENTERPRISE SOLUTIONS (SINGAPORE) PTE. LTD.
Reel/Frame 034194/0353 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 7, 2012
From: HENISE, JOHN A., IV; MEGARITY, WILLIAM MARK; REMIS, LUKE D.; SELLMAN, GREGORY D.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 029425/0928 →