Computer system power supply method, related apparatus, and device

Patent metadata

Field	Value
Publication number	US-2025076956-A1
Application number	US-202418956698-A
Country	US
Kind code	A1
Filing date	Nov 22, 2024
Priority date	May 24, 2022
Publication date	Mar 6, 2025
Grant date	—

Abstract

The present disclosure relates to computer system power supply methods, apparatuses, and devices. In one example method, a power management circuit in a computer system obtains a parameter that affects a power supply capability, determines, based on the parameter, the power supply capability of a power supply to provide a burst power for a component in the computer system, and controls the power supply to supply power to the component in the computer system based on the power supply capability. The power management circuit determines the power supply capability of the power supply based on the real-time dynamic parameter that affects the power supply capability, and controls the power supply to provide electric energy of the burst power for the component in the computer system based on the power supply capability of the power supply.

First claim

1 . A computer system power supply method, wherein the method is executed by a power management circuit in a computer system, and the method comprises:
obtaining a parameter that affects a power supply capability and that is of a power supply in the computer system; determining the power supply capability of the power supply based on the parameter, wherein the power supply capability indicates a capability of providing a burst power for a component in the computer system; and controlling, based on the power supply capability, the power supply to supply power to the component in the computer system.

2 . The method according to claim 1 , wherein the burst power indicates an instantaneous power that meets a power supply requirement of the component in the computer system.

3 . The method according to claim 2 , wherein the parameter comprises a rated power, an output voltage, an output current, and a temperature, and wherein before determining the power supply capability of the power supply based on the parameter, the method further comprises:
obtaining the power supply requirement of the component; and wherein determining the power supply capability of the power supply based on the parameter comprises:
determining a remaining supply power of the power supply based on the rated power, the output voltage, the output current, and the temperature; and
determining the burst power of the power supply and power supply duration of the burst power based on the remaining supply power and the power supply requirement of the component.

4 . The method according to claim 2 , wherein the parameter comprises a rated power, an output voltage, an output current, and a temperature, and wherein determining the power supply capability of the power supply based on the parameter comprises:
controlling, according to a preset rule, the power supply to supply power to an overclocked component, wherein the preset rule indicates a manner of alternately supplying power to the component at the rated power and the burst power.

5 . The method according to claim 2 , wherein controlling, based on the power supply capability, the power supply to supply power to the component in the computer system comprises:
controlling the power supply to adjust a bus voltage based on the power supply requirement to store electric energy; and supplying power to the component based on the burst power when the component is overclocked.

6 . The method according to claim 1 , wherein the method further comprises:
controlling to adjust a fan speed of the power supply; and supplying power to the component based on the burst power when the component is overclocked.

7 . The method according to claim 1 , wherein the method further comprises:
controlling to adjust a loop bandwidth of the power supply based on a proportional integral derivative (PID) algorithm; and supplying power to the component based on the burst power when the component is overclocked.

8 . The method according to claim 1 , wherein before controlling, based on the power supply capability, the power supply to supply power to the component in the computer system, the method further comprises:
sending the power supply capability to the component to enable the component to determine an overclocking manner based on the power supply capability.

9 . A computer system power supply apparatus, wherein the apparatus comprises:
a monitoring circuit, configured to obtain a parameter that affects a power supply capability and that is of a power supply in a computer system; a decision circuit, configured to determine the power supply capability of the power supply based on the parameter, wherein the power supply capability indicates a capability of providing a burst power for a component in the computer system; and a power supply circuit, configured to control, based on the power supply capability, the power supply to supply power to the component in the computer system.

10 . The apparatus according to claim 9 , wherein the burst power indicates an instantaneous power that meets a power supply requirement of the component in the computer system.

11 . The apparatus according to claim 10 , wherein the parameter comprises a rated power, an output voltage, an output current, and a temperature, wherein the apparatus further comprises a communication circuit, and wherein:
the communication circuit is configured to obtain the power supply requirement of the component; and wherein when determining the power supply capability of the power supply based on the parameter, the decision circuit is configured to:
determine a remaining supply power of the power supply based on the rated power, the output voltage, the output current, and the temperature; and
determine the burst power of the power supply and power supply duration of the burst power based on the remaining supply power and the power supply requirement of the component.

12 . The apparatus according to claim 10 , wherein the parameter comprises a rated power, an output voltage, an output current, and a temperature, and wherein when determining the power supply capability of the power supply based on the parameter, the decision circuit is configured to:
control, according to a preset rule, the power supply to supply power to an overclocked component, wherein the preset rule indicates a manner of alternately supplying power to the component at the rated power and the burst power.

13 . The apparatus according to claim 10 , wherein when controlling, based on the power supply capability, the power supply to supply power to the component in the computer system, the power supply circuit is configured to:
control the power supply to adjust a bus voltage based on the power supply requirement to store electric energy; and supply power to the component based on the burst power when the component is overclocked.

14 . The apparatus according to claim 9 , wherein the power supply circuit is further configured to:
control to adjust a fan speed of the power supply; and supply power to the component based on the burst power when the component is overclocked.

15 . The apparatus according to claim 9 , wherein the power supply circuit is further configured to:
control to adjust a loop bandwidth of the power supply based on a proportional integral derivative (PID) algorithm; and supply power to the component based on the burst power when the component is overclocked.

16 . The apparatus according to claim 9 , wherein the apparatus further comprises a communication circuit; and
wherein the communication circuit is configured to send the power supply capability to the component to enable the component to determine an overclocking manner based on the power supply capability.

17 . A computer system, wherein the computer system comprises a power management circuit and a component, and the power management circuit is configured to:
obtain a parameter that affects a power supply capability and that is of a power supply in the computer system; determine the power supply capability of the power supply based on the parameter, wherein the power supply capability indicates a capability of providing a burst power for the component in the computer system; and control, based on the power supply capability, the power supply to supply power to the component in the computer system.

18 . The computer system according to claim 17 , wherein the burst power indicates an instantaneous power that meets a power supply requirement of the component in the computer system.

19 .

Assignees

• Huawei Tech Co Ltd

Inventors

• Gao Junen
• Cao Jun

Classifications

• G06F1/3296

  by lowering the supply or operating voltage · CPC title

• G06F1/206

  comprising thermal management · CPC title

• G06F1/28

  Supervision thereof, e.g. detecting power-supply failure by out of limits supervision · CPC title

• G06F1/266

  Arrangements to supply power to external peripherals either directly from the computer or under computer control, e.g. supply of power through the communication port, computer controlled power-strips · CPC title

• G06F1/30 Primary

  Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations (for resetting only G06F1/24) · CPC title