CN115268613A

CN115268613A - Power distribution unit, power distribution method, server system, and medium

Info

Publication number: CN115268613A
Application number: CN202211053155.2A
Authority: CN
Inventors: 刘衍彬; 李莺; 李代程
Original assignee: Beijing Baidu Netcom Science and Technology Co Ltd
Current assignee: Beijing Baidu Netcom Science and Technology Co Ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-11-01

Abstract

The present disclosure provides a power distribution unit, a power distribution method, a server system and a medium, and particularly relates to the field of power distribution technologies, and more particularly, to the field of server power distribution technologies. The specific implementation scheme is that the power distribution unit comprises an input end, wherein the input end is used for connecting the power distribution unit with a power supply; the computing unit is connected with the input end and is used for generating a control instruction when the input end is connected with a power supply; and the switch modules are connected with the computing unit and the power supply, are used for responding to the control instruction and are switched on, and the power supply and the load keep a conducting state after the switch modules are switched on. The disclosed technology provides a new idea that can improve the reliability of power supply of a power distribution unit to a load such as an electrical device.

Description

Power distribution unit, power distribution method, server system, and medium

Technical Field

The present disclosure relates to the field of power distribution technologies, and in particular, to a power distribution unit, a power distribution method, a server system, and a medium.

Background

With the continuous progress of the technology, the server is widely applied. Existing servers typically require connection to a Power source through a Power Distribution Unit (PDU). Power distribution units are products that provide power distribution to rack-mounted electrical equipment. The existing power distribution unit is easy to age due to working in a high-temperature environment, and the power supply reliability of electrical equipment such as a server is influenced.

Disclosure of Invention

The present disclosure provides a power distribution unit, a power distribution method, a server system, and a medium.

According to an aspect of the present disclosure, there is provided a power distribution unit including:

an input for connecting the power distribution unit with a power supply;

the computing unit is connected with the input end and is used for generating a control instruction when the input end is connected to the power supply;

the switch modules are connected with the computing unit and the power supply, and the switch modules are used for responding to the control instruction and conducting, and after the switch modules are conducted, the power supply and the load keep a conducting state.

According to another aspect of the present disclosure, there is provided a power distribution method performed by a power distribution unit, the method including:

connecting the power distribution unit with a power supply through an input end;

generating a control instruction when the input end is connected with the power supply through a computing unit;

and responding to the control instruction through at least two switch modules to be conducted, and keeping the power supply and the load in a conducting state after the switch modules are conducted.

According to another aspect of the present disclosure, there is provided a server system including:

at least two servers, a power supply and the power supply distribution unit as set forth in any of the first aspects;

the server is connected with the power supply through the power supply distribution unit, and the power supply distribution unit is used for providing stable voltage signals for the server.

According to another aspect of the present disclosure, there is provided a non-transitory computer readable storage medium storing computer instructions for causing a computer to perform the power distribution method according to any embodiment of the present disclosure.

According to another aspect of the present disclosure, there is provided a computer program product comprising a computer program which, when executed by a processor, implements the power distribution method of any embodiment of the present disclosure.

The technology according to the present disclosure provides a new idea that can improve the reliability of power supply of a power distribution unit to a load such as an electrical device.

It should be understood that the statements in this section do not necessarily identify key or critical features of the embodiments of the present disclosure, nor do they limit the scope of the present disclosure. Other features of the present disclosure will become apparent from the following description.

Drawings

The drawings are included to provide a better understanding of the present solution and are not to be construed as limiting the present disclosure. Wherein:

fig. 1 is a schematic structural diagram of a power distribution unit provided according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of another power distribution unit provided in accordance with an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of another power distribution unit provided according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of another power distribution unit provided according to an embodiment of the present disclosure;

FIG. 5 is a flow chart of a power distribution method provided in accordance with an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a server system provided according to an embodiment of the present disclosure.

Detailed Description

Exemplary embodiments of the present disclosure are described below with reference to the accompanying drawings, in which various details of embodiments of the present disclosure are included to assist understanding, and which are to be considered as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the present disclosure. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.

Fig. 1 is a schematic structural diagram of a power distribution unit provided according to an embodiment of the present disclosure. Considering the high-temperature working environment of the load such as the server, the power distribution unit 10 needs to ensure the power supply reliability of the load such as the server in the high-temperature working environment, whereas the conventional power distribution unit 10 is prone to aging in the high-temperature working environment, and has a problem that the reliable power supply cannot be provided for the server. The embodiment of the present disclosure provides a power distribution unit 10, where the power distribution unit 10 can realize continuous power supply from a power supply 100 to a load such as a server, and improves reliability of power supply from the power distribution unit 10 to the load such as the server. It should be noted that the load may be a cluster server, a plurality of power distribution units 10 may be provided, each power distribution unit 10 may include a plurality of switch modules 3, and the power distribution unit 10 connected to each server of the cluster server may be provided as needed to have the structure and function of the power distribution unit 10 provided in this embodiment.

Referring to fig. 1, a power distribution unit 10 provided in the embodiment of the present disclosure specifically includes: an input terminal 1, the input terminal 1 being used for connecting the power distribution unit 10 with the power supply 100; the computing unit 2 is connected with the input end 1, and the computing unit 2 is used for generating a control instruction when the input end 1 is connected to the power supply 100; the power supply comprises at least two switch modules 3, the switch modules 3 are connected with the computing unit 2 and the power supply 100, the switch modules 3 are used for responding to the control instruction to be conducted, and after the switch modules 3 are conducted, the power supply 100 and the load keep a conducting state.

Specifically, the input terminal 1 is used for connecting the power distribution unit 10 with the power supply 100, and the input terminal 1 may include an input cable of the power supply 100. The power supply 100 may be a municipal power supply 100 or an upstream power supply 100 such as a generator power supply 100.

The computing unit 2 may be a variety of general and/or special purpose processing components having processing and computing capabilities. Some examples of the computing unit 2 include, but are not limited to, a single chip Microcomputer (MCU), a Central Processing Unit (CPU), a Graphics Processing Unit (GPU), various dedicated Artificial Intelligence (AI) computing chips, various computing units running machine learning model algorithms, a Digital Signal Processor (DSP), and any suitable processor, controller, microcontroller, and so forth.

Further, the computing unit 2 is configured to generate a control command when the input terminal 1 is connected to the power supply 100. The computing unit 2 provided by the embodiment of the present disclosure may communicate with the switch module 3. The control command is used for controlling the on or off of the switch module 3.

At least two switch modules 3, the number of the switch modules 3 can be set according to the requirement of the load. The switch module 3 may be a switch component having a holding function, such as a magnetic holding relay, a contactor, or the like. The conducting state of the switch module 3 on the same power distribution unit 10 is controlled by the control signal of the computing module. The control end of the switch module 3 is connected to the computing unit 2, the first end of the switch module 3 is connected to the power supply 100, the second end of the switch module 3 is connected to the load, the switch module 3 is configured to be turned on in response to the control instruction, and after the switch module 3 is turned on, the power supply 100 and the load are kept in a turned-on state. The switch module 3 has the function of keeping the on state after being turned on, so that unnecessary power failure caused by aging of the switch module 3 can be avoided, and the power distribution unit 10 can be better ensured to provide reliable power supply for the load.

Further, when the power distribution unit 10 includes a plurality of switch modules 3, which need to be powered on, the control signal may control the plurality of switch modules 3 to be powered on simultaneously, or the control signal may control the plurality of switch modules 3 to be powered on in a time-sharing manner, which is not limited herein.

According to the technical scheme of the embodiment of the application, by introducing the computing unit 2 and the switch module 3 which are connected with the input end 1, when the input end 1 is connected with the power supply 100, the control instruction is generated, the switch module 3 is conducted according to the control instruction, and after the switch module 3 is conducted, the power supply 100 and the load are kept in a conducting state, so that the power supply reliability of the power distribution unit 10 to the load is improved. The arrangement solves the problem that the power distribution unit in the prior art is easy to age in a high-temperature environment and affects the power supply reliability of loads such as a server, lays a foundation for avoiding the problem that the power distribution unit 10 is low in power supply reliability, and provides a new idea for improving the power supply reliability of the power distribution unit 10 to the loads such as electrical equipment.

Fig. 2 is a schematic structural diagram of another power distribution unit provided according to an embodiment of the present disclosure. On the basis of the foregoing embodiment, referring to fig. 2, as an optional manner of the embodiment of the present disclosure, the power distribution unit 10 in this embodiment further includes a power driving module 4, a first end of the power driving module 4 is connected to the power supply 100, a second end of the power driving module 4 is connected to the switching module 3, a third end of the power driving module 4 is connected to the computing unit 2, the power driving module 4 is configured to convert a voltage of the power supply 100 into a first voltage, and the first voltage is used to supply power to the switching module 3 and the computing unit 2; wherein the magnitude of the first voltage is smaller than the magnitude of the voltage of the power supply 100.

Specifically, the power driving module 4 may be an AC-DC module, a first end of the power driving module 4 is connected to the power supply 100, and the power driving module 4 may step down a voltage of the power supply 100 to a voltage required by the computing unit 2 and the switch module 3 as required, or convert the AC power supply 100 into a DC voltage. The second end of the power driving module 4 is connected to the switch module 3, the switch module 3 may include a control circuit such as a driving unit 31, and the second end of the power driving module 4 is configured to output a power supply voltage required by the control circuit such as the driving unit 31 of the switch module 3. The third end of the power driving module 4 is connected to the computing unit 2, and the power driving module 4 is configured to convert the voltage of the power supply 100 into a voltage required by the computing unit 2, and output the voltage to the computing unit 2 through the third end of the power driving module 4, so as to supply power to the computing unit 2.

According to the technical scheme of the embodiment of the application, the power driving module 4 connected between the power supply 100 and the computing unit 2 and between the power supply 100 and the switch module 3 is introduced, so that the voltage class range applicable to the power distribution unit 10 is widened. On the basis of the above embodiment, the power supply requirements of the computing unit 2 and the switch module 3 which are applicable to different voltage classes are met, the working stability and the environmental adaptability of the power distribution unit 10 are improved, the problem of low power supply reliability of the power distribution unit 10 to loads such as electrical equipment in the prior art is solved, a foundation is laid for avoiding the problem of low power supply reliability of the power distribution unit 10, and a new idea is provided for improving the power supply reliability of the power distribution unit 10 to the loads such as the electrical equipment.

Fig. 3 is a schematic structural diagram of another power distribution unit provided according to an embodiment of the present disclosure. On the basis of the above embodiment, referring to fig. 3, as an optional manner of the embodiment of the present disclosure, the switch module 3 of the power distribution unit 10 in this embodiment includes: a drive unit 31 and a switch unit 32; the driving unit 31 is respectively connected with the computing unit 2 and the switch unit 32, and the switch unit 32 is connected between the power supply 100 and the load; the driving unit 31 is used for generating a driving signal according to the control instruction; the switching unit 32 is configured to be turned on according to the driving signal, and after the switching unit 32 is turned on, the switching unit 32 maintains a turned-on state.

Specifically, the driving unit 31 may be a driving circuit composed of a switching tube or the like. The control terminal of the drive unit 31 is connected to the calculation unit 2, and the output terminal of the drive unit 31 is connected to the switching unit 32. The switching unit 32 may include a coil and a contact, the coil of the switching unit 32 is connected to the output terminal of the driving unit 31, and the contact of the switching unit 32 is turned on or off according to the driving signal output by the driving unit 31. When the contact of the switching unit 32 is turned on, the power supply 100 supplies power to the load through the input terminal 1, and the contact of the switching unit 32 can maintain the on state, so that even if the coil of the switching unit 32 fails, the switching unit 32 can maintain the conduction between the power supply 100 and the load, thereby further improving the power supply reliability of the power distribution unit 10.

According to the technical scheme of the embodiment of the application, the driving unit 31 connected with the calculating unit 2 and the switch unit 32 respectively connected with the driving unit 31, the power supply 100 and the load are introduced, so that the power supply reliability of the power distribution unit 10 is improved. On the basis of the above embodiment, the driving signal is generated in response to the control instruction of the computing unit 2, the switch unit 32 is controlled to be turned on according to the driving signal, and after the switch unit 32 is turned on, the switch unit 32 maintains the on state, so that the problem of low power supply reliability of the power distribution unit 10 to loads such as electrical equipment in the prior art is solved, a foundation is laid for avoiding the problem of low power supply reliability of the power distribution unit 10, and a new idea is provided for improving the power supply reliability of the power distribution unit 10 to the loads such as the electrical equipment.

On the basis of the above embodiment, with continuing reference to fig. 3, as an alternative to the embodiment of the present disclosure, the switch unit 32 of the power distribution unit 10 in the present embodiment includes: the coil of the magnetic latching relay is used for being electrified according to the received driving signal, the normally open contact of the magnetic latching relay is used for attracting when the coil is electrified, and the normally open contact is used for keeping the attraction state through the permanent magnet of the magnetic latching relay.

Specifically, the magnetic latching relay has the characteristics of low power consumption, stable operation, low temperature rise, long service life and the like. Since the operating state of the magnetic latching relay does not need to be maintained by the power supply 100 of the coil, the contacts of the magnetic latching relay are maintained by the permanent magnets. After the power supply 100 of the driving unit 31 fails, the switching unit 32 can still be kept on, thereby ensuring that loads such as servers connected with the contacts of the magnetic latching relay do not lose power due to the failure of the driving power supply 100.

According to the technical scheme, the magnetic latching relay is introduced, the coil of the magnetic latching relay is electrified according to the received driving signal, the normally open contact of the magnetic latching relay is attracted when the coil is electrified, the normally open contact is kept in an attraction state through the permanent magnet of the magnetic latching relay, after the power supply 100 of the driving unit 31 fails, the normally open contact of the magnetic latching relay can still be kept on, the situation that the power supply 100 of a server and other loads connected with the normally open contact of the magnetic latching relay fails to power down is guaranteed, and the power supply reliability of the power distribution unit 10 is improved. On the basis of the above embodiment, the voltage distribution unit with lower power consumption and higher power supply reliability is realized, the problem that the power supply reliability of the loads such as the server is affected due to the fact that the power distribution unit 10 is prone to aging when working in a higher temperature environment is solved, a foundation is laid for avoiding the problem that the power supply reliability of the power distribution unit 10 is lower, and a new thought is provided for improving the power supply reliability of the power distribution unit 10 to the loads such as the electrical equipment.

On the basis of the foregoing embodiment, with continued reference to fig. 3, as an optional manner of the embodiment of the present disclosure, the switch module 3 in this embodiment includes N magnetic latching relays, where N is a positive integer greater than or equal to 2; the calculating unit 2 is used for generating a first control instruction, and the first control instruction is used for controlling the first magnetic latching relay to be conducted; the calculating unit 2 is further configured to delay an nth-1 preset time period to generate an nth control instruction, where the nth control instruction is used to control the nth magnetic latching relay to be turned on.

Specifically, each power distribution unit 10 may include N magnetic latching relays, for example, may include a first magnetic latching relay to an nth magnetic latching relay. The calculating unit 2 is configured to generate a first control instruction, delay a first preset time period, generate a second control instruction, and so on, delay an nth-1 preset time period, and generate an nth control instruction. The first control instruction is used for controlling the first magnetic latching relay to be conducted, the second control instruction is used for controlling the second magnetic latching relay to be conducted, and the like, and the Nth control instruction is used for controlling the Nth magnetic latching relay to be conducted.

When the power distribution unit 10 is powered on for the first time, the power driving module 4 works, and the computing unit 2 is powered on. After the computing unit 2 is powered on, a first control instruction can be generated after delaying for a preset time as required. The first control instruction acts on the first drive unit, and the first drive unit may generate the first drive signal in response to the first control instruction. And the first magnetic latching relay is electrified according to the first driving signal, and the normally open contact of the first magnetic latching relay is closed and keeps a closed state, so that a load connected with the first magnetic latching relay is electrified.

The calculating unit 2 delays for a first preset time period to generate a second control instruction. The second control instruction acts on the second drive unit, and the second drive unit may generate the second drive signal in response to the second control instruction. And the second magnetic latching relay is electrified according to the second driving signal, and the normally open contact of the second magnetic latching relay is closed and keeps a closed state, so that a load connected with the second magnetic latching relay is electrified.

By analogy, the computing unit 2 delays the N-1 th preset time period to generate the N-th control instruction. The nth control instruction acts on the nth driving unit, and the nth driving unit may generate an nth driving signal in response to the nth control instruction. And the N magnetic latching relay is electrified according to the N driving signal, and a normally open contact of the N magnetic latching relay is closed and keeps a closed state, so that a load connected with the N magnetic latching relay is electrified.

According to the technical scheme of the embodiment of the application, the switch module is introduced to comprise N magnetic latching relays, the computing unit 2 is used for generating a first control instruction, delaying a first preset time period to generate a second control instruction, and so on, delaying an N-1 th preset time period to generate an Nth control instruction. The technical scheme of the embodiment of the application realizes the power supply reliability of a plurality of loads connected to the same power distribution unit 10. On the basis of the above-described embodiment, time-sharing power-on of loads connected to the same power distribution unit 10 is realized. The arrangement reduces the inrush current in the circuit where the power distribution unit 10 is located, reduces the impact on the miniature circuit breaker on the power supply 100 side, well avoids the misoperation of the miniature circuit breaker, further improves the power supply reliability of the power distribution unit 10 to loads such as servers and the like, lays a foundation for avoiding the problem of low power supply reliability of the power distribution unit 10, and provides a new idea for improving the power supply reliability of the power distribution unit 10 to loads such as electrical equipment and the like.

Fig. 4 is a schematic structural diagram of another power distribution unit provided according to an embodiment of the present disclosure. On the basis of the above embodiment, with reference to fig. 3 and fig. 4, as an optional manner of the embodiment of the present disclosure, the power distribution unit 10 in this embodiment further includes: and a plurality of slots 5, wherein the slots 5 are connected between the switch units 32 and the loads, and the slots 5 are used for connecting the loads.

Specifically, one end of the normally closed contact of the switch unit 32 is connected to the power supply 100, and the other end is connected to the load through the slot 5. The slot 5 can be connected to a power supply 100 interface of a load such as an electrical device. The slot 5 is generally configured as a female connector, and the power supply 100 interface of the load such as the electrical equipment is generally configured as a male connector. The shape of the slot 5 may be set as needed, as long as it can interface with the power supply 100 of the load such as the electrical device, and is not limited herein.

According to the technical scheme of the embodiment of the application, the slot 5 for connecting the load is introduced, so that the convenient connection between the power distribution unit 10 and the load is improved. On the basis of the embodiment, the direct plugging between the load and the power distribution unit 10 is realized, the adaptation degree of the power distribution unit 10 is improved, a foundation is laid for avoiding the problem that the installation and wiring of the power distribution unit 10 are complex, and a new idea is provided for improving the wide application of the power distribution unit 10.

On the basis of the foregoing embodiment, with continuing reference to fig. 3 and fig. 4, as an optional manner of the embodiment of the present disclosure, the power distribution unit in this embodiment further includes: a plurality of conductive connection pads 7, the conductive connection pads 7 being connected between the switch unit 32 and the slot 5; the conductive connecting sheets 7 are arranged in one-to-one correspondence with the switch units 32; each conductive tab 7 is connected to at least one slot 5.

In particular, the conductive connection pads 7 may comprise metallic conductive pads, such as copper conductors, aluminum conductors, silver conductors, or alloy conductors, among others. When a slot 5 is provided in the conductive connection piece 7, this arrangement allows each switch unit 32 to be connected to a single load via a slot 5.

When a plurality of slots 5 are formed in the conductive connecting sheet 7, each slot 5 can be connected with a load, so that a plurality of loads can be connected to each conductive connecting sheet 7, each switch unit 32 can simultaneously distribute power to a plurality of loads, and the load carrying capacity of the power distribution unit 10 is further improved.

According to the technical scheme of the embodiment of the application, the conductive connecting sheets 7 connected between the switch units 32 and the slots 5 are introduced, the conductive connecting sheets 7 and the switch units 32 are arranged in a one-to-one correspondence mode, each conductive connecting sheet 7 is connected with at least one slot 5, the load carrying capacity of the power distribution unit 10 is improved, and each switch unit 32 controls at least one load to be conducted. On the basis of the above embodiment, the number of loads connected to one power distribution unit 10 can be as large as possible, and the loads connected to the power distribution unit 10 can be ensured to be kept in a conducting state through a magnetic latching relay, so that the power supply reliability of the power distribution unit 10 is further improved, and the problem that the number of slots 5 of the power distribution unit 10 is greatly required by loads such as a cluster server is solved.

On the basis of the foregoing embodiment, with continuing reference to fig. 4, as an optional manner of the embodiment of the present disclosure, the power distribution unit 10 in this embodiment further includes: the shell comprises a shell body and a cavity enclosed by the shell body; the slot 5 is arranged on the shell, and the computing unit 2, the switch module 3 and the power driving module 4 are arranged in the cavity.

Specifically, the material of the shell is an insulating material. The shape of the housing can be set according to the requirement, and a plurality of slots 5 can be set on the surface of the housing, and a plurality of slots can be located on the same surface or different sides of the housing, which is not limited herein. The housing of the power distribution unit 10 may enclose a cavity, and the cavity is internally provided with the computing unit 2, the switch module 3, the power driving module 4, and the like. The shell is used for fixing and protecting the computing unit 2, the switch module 3 and the power supply driving module 4 which are arranged in the cavity.

According to the technical scheme, the shell is introduced, the shell can be enclosed into a cavity, the computing unit 2, the switch module 3 and the power driving module 4 are arranged in the cavity, the connection stability among the modules of the power distribution unit 10 is improved, and the short circuit risk between the modules of the power distribution unit 10 and a load is avoided. On the basis of the above-described embodiment, the power supply reliability of the power distribution unit 10 is further improved.

On the basis of the foregoing embodiment, with continuing reference to fig. 4, as an optional manner of the embodiment of the present disclosure, the housing in this embodiment includes a plurality of through holes, and the computing unit 2, the switch module 3, and the power driving module 4 are respectively pluggable and disposed in the corresponding through holes.

Specifically, the computing unit 2 may be set to a hot plug structure, and the computing unit 2 may be plugged in a corresponding via hole of the housing through a plug connector. Switch module 3 can set up to the hot plug structure, and switch module 3 can be pegged graft in the corresponding via hole of casing through the plug connector. The power driving module 4 is arranged as an independent module, and is connected to the power supply 100 through a plug connector, for example, a pin structure, and the power driving module 4 is plugged in a corresponding through hole of the housing. The setting can reach and reliably install calculating unit 2, switch module 3 and power drive module 4 like this, can be again when calculating unit 2, switch module 3 and/or power drive module 4 because reasons such as ageing became invalid, can directly change through hot plug through spare module, be convenient for install and maintain power distribution unit 10's effect.

Further, the switch module 3 includes a driving unit 31 and a switch unit 32, and when the switch unit 32 includes a magnetic latching relay, the driving unit 31 and the magnetic latching relay may be both configured to adopt a hot swap structure. With this arrangement, when the drive unit 31 and/or the magnetic latching relay are damaged, the replacement can be performed by direct hot plug. When only the driving unit 31 fails, the continuous conduction state of the magnetic latching relay is not affected in the process of replacing the driving unit 31, so that the power supply reliability of the power distribution unit 10 is further improved, the maintenance is convenient, and the maintenance cost is reduced. When the magnetic latching relay is damaged, the magnetic latching relay can be replaced through hot plugging, only the load connected with the magnetic latching relay with the fault needs to be powered off, and other magnetic latching relays on the power distribution unit 10 where the magnetic latching relay with the fault is located keep the conducting state, so that the power supply reliability of the power distribution unit 10 is further improved.

Further, the power distribution unit 10 may further include an indication module, where the indication module is connected to the power driving module 4, and the indication module is configured to indicate a health state or a working state of the power driving module 4. The indicating module can comprise an audible and visual alarm device such as an indicating lamp or a buzzer. The arrangement is convenient for timely alarming when the power supply driving module 4 breaks down.

According to the technical scheme of the embodiment of the application, the shell is introduced to comprise the plurality of through holes, the computing unit 2, the switch module 3 and the power driving module 4 can be plugged into the corresponding through holes respectively, and the overhauling and maintenance cost of the power distribution unit 10 is reduced. On the basis of the above embodiment, the live-line maintenance of the power distribution unit 10 is realized, the power supply reliability of the power distribution unit 10 is further improved, a foundation is laid for avoiding the problem of low power supply reliability of the power distribution unit 10, and a new idea is provided for improving the power supply reliability of the power distribution unit 10 to the load.

On the basis of the foregoing embodiment, with continued reference to fig. 4, as an optional manner of the embodiment of the present disclosure, the computing unit 2 in this embodiment is further configured to: when the power supply 100 is powered off, delaying a preset time period to generate a control instruction; the control instruction is used for triggering the normally open contact of the magnetic latching relay to be disconnected.

Specifically, when the power supply 100 is powered off for a long time, the computing unit 2 delays for a preset time period to generate a control instruction, and the control instruction is used for triggering the normally open contact of the magnetic latching relay to be disconnected, so that the power supply 100 is disconnected from the load. The arrangement can control the magnetic latching relay to be switched off after the power supply 100 is switched off, so that arc discharge of a contact of the magnetic latching relay is avoided, and the service life of the magnetic latching relay is prolonged. After the power supply 100 recovers power supply, the computing unit 2 of the power distribution unit 10 controls each magnetic latching relay on the power distribution unit 10 to delay a preset time period according to a configuration strategy of first power-on, and starts power-on in batches, so that inrush current in a circuit where the power distribution unit 10 is located is avoided, and impact on a miniature circuit breaker on the power supply 100 side is reduced.

Further, when the power supply 100 is flashed, the power supply driving module 4 may have a problem of unstable output. However, the magnetic latching relay does not need to rely on the energy supplied by the power driving module 4, and maintains the pull-in state, so that the power supply 100 can immediately supply electric energy to the load when stable.

According to the technical scheme of the embodiment of the application, when the power supply 100 is powered off, the preset time period is delayed, and the control instruction is generated to trigger the normally open contact of the magnetic latching relay to be disconnected, so that the power supply reliability of the power distribution unit 10 to loads such as a server is improved. On the basis of the embodiment, the misoperation of the miniature circuit breaker is better avoided, the power supply reliability of the power distribution unit 10 to loads such as a server is further improved, a foundation is laid for avoiding the problem that the power supply reliability of the power distribution unit 10 is low, and a new idea is provided for improving the power supply reliability of the power distribution unit 10 to loads such as electrical equipment.

Fig. 5 is a flowchart of a power distribution method provided according to an embodiment of the present disclosure. The embodiment of the disclosure is suitable for the condition that the power distribution unit distributes power to the load. The power distribution method provided by this embodiment may be performed by a power distribution unit, and the power distribution method includes:

and S501, connecting the power distribution unit with a power supply through an input end.

And S502, generating a control command when the input end is connected with a power supply through the computing unit.

As an optional mode of the embodiment of the present disclosure, when the input terminal is connected to the power supply through the computing unit, the generating of the control instruction includes: generating a first control instruction through a computing unit, wherein the first control instruction is used for controlling the first magnetic latching relay to be conducted; delaying the N-1 th preset time period through a calculating unit, and generating an Nth control instruction, wherein the Nth control instruction is used for controlling the conduction of an Nth magnetic latching relay; the switch module comprises N magnetic latching relays, wherein N is a positive integer greater than or equal to 2.

S503, the at least two switch modules are conducted in response to the control instruction, and after the switch modules are conducted, the power supply and the load keep a conducting state.

As another optional mode of the embodiment of the present disclosure, after the at least two switch modules are turned on according to the control instruction, and the power supply and the load are kept turned on after the switch modules are turned on, the method further includes: when the power supply is powered off, the calculation unit delays the preset time period and generates a control instruction, and the control instruction is used for triggering the normally open contact of the magnetic latching relay of the switch module to be disconnected.

It should be noted that, for the specific distribution method and the beneficial effects of the power distribution method provided in this embodiment, reference may be made to the detailed description of the power distribution unit in the foregoing embodiment, and details are not described here again.

According to the technical scheme of the embodiment of the application, the power distribution unit is connected with the power supply through the input end, the control instruction is generated when the power supply is connected to the input end through the calculation unit, the power supply is conducted through the at least two switch modules in response to the control instruction, and the power supply and the load are kept in a conducting state after the switch modules are conducted. The arrangement solves the problem that the power distribution unit in the prior art is easy to age in a high-temperature environment and affects the power supply reliability of loads such as a server, lays a foundation for avoiding the problem of low power supply reliability of the power distribution unit, and provides a new idea for improving the power supply reliability of the power distribution unit 10 to the loads.

Fig. 6 is a schematic structural diagram of a server system provided according to an embodiment of the present disclosure. Referring to fig. 6, a server system 600 provided in the embodiment of the present disclosure specifically includes: at least two servers 200, a power supply 100 and the power distribution unit 10 according to any of the above embodiments; the server 200 is connected to the power supply 100 through the power distribution unit 10, and the power distribution unit 10 is used for providing a stable voltage signal to the server 200.

According to the technical scheme of the embodiment of the application, the power distribution unit 10 connected with the power supply 100 and the server 200, and the power supply 100 and the server 200 are introduced, and the power distribution unit 10 is used for providing a stable voltage signal for the server 200. The server system 600 is provided with the reliable power distribution unit 10 by the arrangement, and further provided with a reliable power distribution system, the problem that the continuous work of the data center server 200 is influenced due to the fact that the power supply reliability of the server 200 is low in the prior art is solved, the foundation is laid for avoiding the problem that the power supply stability of the server system 600 is low, the power supply reliability of the power distribution unit 10 to loads such as electrical equipment can be improved, and a new idea is provided for improving the power supply reliability of the server system 600.

Various implementations of the systems and techniques described here above can be realized in digital electronic circuitry, integrated circuitry, field Programmable Gate Arrays (FPGAs), application Specific Integrated Circuits (ASICs), application Specific Standard Products (ASSPs), SOCs, complex Programmable Logic Devices (CPLDs), computer hardware, firmware, software, and/or combinations thereof. These various embodiments may include: implemented in one or more computer programs that are executable and/or interpretable on a programmable system including at least one programmable processor, which may be special or general purpose, receiving data and instructions from, and transmitting data and instructions to, a storage system, at least one input device, and at least one output device.

Program code for implementing the methods of the present disclosure may be written in any combination of one or more programming languages. These program codes may be provided to a processor or controller of a general purpose computer, special purpose computer, or other programmable data processing apparatus, such that the program codes, when executed by the processor or controller, cause the functions/operations specified in the flowchart and/or block diagram to be performed. The program code may execute entirely on the machine, partly on the machine, as a stand-alone software package partly on the machine and partly on a remote machine or entirely on the remote machine or server.

The present disclosure also provides a readable storage medium and a computer program product according to an embodiment of the present disclosure. The disclosed embodiments provide a non-transitory computer-readable storage medium storing computer instructions for causing a computer to perform the power distribution method set forth according to any of the above embodiments. The embodiments of the present disclosure provide a computer program product comprising a computer program which, when executed by a processor, implements the power distribution method proposed according to any of the embodiments described above.

In the context of this disclosure, a machine-readable medium may be a tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. The machine-readable medium may be a machine-readable signal medium or a machine-readable storage medium. A machine-readable medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.

To provide for interaction with a user, the systems and techniques described here can be implemented on a computer having: a display device (e.g., a CRT (cathode ray tube) or LCD (liquid crystal display) monitor) for displaying information to a user; and a keyboard and a pointing device (e.g., a mouse or a trackball) by which a user can provide input to the computer. Other kinds of devices may also be used to provide for interaction with a user; for example, feedback provided to the user can be any form of sensory feedback (e.g., visual feedback, auditory feedback, or tactile feedback); and input from the user can be received in any form, including acoustic, speech, or tactile input.

The systems and techniques described here can be implemented in a computing system that includes a back-end component (e.g., as a data server), or that includes a middleware component (e.g., an application server), or that includes a front-end component (e.g., a user computer having a graphical user interface or a web browser through which a user can interact with an implementation of the systems and techniques described here), or any combination of such back-end, middleware, or front-end components. The components of the system can be interconnected by any form or medium of digital data communication (e.g., a communication network). Examples of communication networks include: local Area Networks (LANs), wide Area Networks (WANs), and the Internet.

The computer system may include clients and servers. A client and server are generally remote from each other and typically interact through a communication network. The relationship of client and server arises by virtue of computer programs running on the respective computers and having a client-server relationship to each other. The server may be a cloud server, a server of a distributed system, or a server with a combined blockchain.

Artificial intelligence is the subject of research that makes computers simulate some human mental processes and intelligent behaviors (such as learning, reasoning, thinking, planning, etc.), both at the hardware level and at the software level. Artificial intelligence hardware technologies generally include technologies such as sensors, dedicated artificial intelligence chips, cloud computing, distributed storage, big data processing, and the like; the artificial intelligence software technology mainly comprises a computer vision technology, a voice recognition technology, a natural language processing technology, a machine learning/deep learning technology, a big data processing technology, a knowledge map technology and the like.

Cloud computing (cloud computing) refers to a technology system that accesses a flexibly extensible shared physical or virtual resource pool through a network, where resources may include servers, operating systems, networks, software, applications, storage devices, and the like, and may be deployed and managed in a self-service manner as needed. Through the cloud computing technology, high-efficiency and strong data processing capacity can be provided for technical application and model training of artificial intelligence, block chains and the like.

It should be understood that various forms of the flows shown above, reordering, adding or deleting steps, may be used. For example, the steps described in this disclosure may be performed in parallel, sequentially or in different orders, as long as the desired results of the technical solutions provided by this disclosure can be achieved, which are not limited herein.

The above detailed description should not be construed as limiting the scope of the disclosure. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions may be made in accordance with design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present disclosure should be included in the scope of protection of the present disclosure.

Claims

1. A power distribution unit comprising:

an input for connecting the power distribution unit with a power supply;

2. The power distribution unit according to claim 1, further comprising a power driving module, wherein a first end of the power driving module is connected to the power source, a second end of the power driving module is connected to the switching module, a third end of the power driving module is connected to the computing unit, the power driving module is configured to convert a voltage of the power source into a first voltage, and the first voltage is configured to supply power to the switching module and the computing unit; wherein a magnitude of the first voltage is less than a magnitude of a voltage of the power supply.

3. The power distribution unit of claim 2, wherein the switch module comprises: a driving unit and a switching unit; the driving unit is respectively connected with the computing unit and the switch unit, and the switch unit is connected between the power supply and the load; the driving unit is used for generating a driving signal according to the control instruction; the switch unit is used for being conducted according to the driving signal, and the switch unit keeps a conducting state after the switch unit is conducted.

4. The power distribution unit of claim 3, wherein the switching unit comprises: the coil of the magnetic latching relay is used for being electrified according to the received driving signal, the normally open contact of the magnetic latching relay is used for attracting when the coil is electrified, and the normally open contact is used for keeping the attraction state through the permanent magnet of the magnetic latching relay.

5. The power distribution unit of claim 4, wherein the switching module comprises N magnetically held relays, N being a positive integer greater than or equal to 2;

the computing unit is used for generating a first control instruction, and the first control instruction is used for controlling the first magnetic latching relay to be conducted;

the calculation unit is further configured to delay an nth-1 preset time period to generate an nth control instruction, where the nth control instruction is used to control the nth magnetic latching relay to be turned on.

6. The power distribution unit of claim 4, further comprising: and the slots are connected between the switch unit and the load and are used for connecting the load.

7. The power distribution unit of claim 6, further comprising: a plurality of conductive connection pads connected between the switch unit and the slot; the conductive connecting sheets and the switch units are arranged in one-to-one correspondence;

each conductive connecting sheet is connected with at least one slot.

8. The power distribution unit of claim 7, further comprising: the shell comprises a shell body and a cavity enclosed by the shell body; the slot is arranged on the shell, and the computing unit, the switch module and the power supply driving module are arranged in the cavity.

9. The power distribution unit of claim 8, wherein the housing includes a plurality of through holes, and the computing unit, the switch module and the power driving module are pluggable into the corresponding through holes respectively.

10. The power distribution unit of claim 8, wherein the computing unit is further configured to:

when the power supply is powered off, delaying a preset time period to generate a control instruction; the control instruction is used for triggering the normally open contact of the magnetic latching relay to be opened.

11. A power distribution method, the method performed by a power distribution unit, the method comprising:

12. The method of claim 11, wherein generating, by the computing unit, a control command when the input is coupled to the power supply comprises:

generating a first control instruction through the computing unit, wherein the first control instruction is used for controlling a first magnetic latching relay to be conducted;

delaying an N-1 th preset time period through the computing unit, and generating an N control instruction, wherein the N control instruction is used for controlling the conduction of an N magnetic latching relay; the switch module comprises N magnetic latching relays, wherein N is a positive integer greater than or equal to 2.

13. The method of claim 11, wherein after the at least two switching modules are turned on according to the control command, and the power supply and the load are kept on after the switching modules are turned on, the method further comprises:

when the power supply is powered off, delaying a preset time period through the computing unit, and generating a control instruction, wherein the control instruction is used for triggering the normally open contact of the magnetic latching relay of the switch module to be disconnected.

14. A server system, comprising:

at least two servers, a power supply and a power distribution unit as claimed in any one of claims 1 to 10;

15. A non-transitory computer readable storage medium storing computer instructions for causing a computer to perform the power distribution method according to any one of claims 11-13.

16. A computer program product comprising a computer program which, when executed by a processor, implements a power distribution method according to any one of claims 11-13.