CN114567017A

CN114567017A - Power supply and distribution method and device for data center and computer storage medium

Info

Publication number: CN114567017A
Application number: CN202210188661.6A
Authority: CN
Inventors: 罗秋菊; 程劲晖; 王文; 吴学渊; 陈明亮; 王书金
Original assignee: Guangdong Planning and Designing Institute of Telecommunications Co Ltd
Current assignee: Guangdong Planning and Designing Institute of Telecommunications Co Ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-05-31

Abstract

The invention discloses a power supply and distribution method, a power supply and distribution device and a computer storage medium of a data center, which comprise the following steps: acquiring the current load state of a data center and the state information of at least one power supply device of the data center; determining at least one target power supply device adapted to the data center according to the load state and the state information of all the power supply devices; determining power supply parameters corresponding to each target power supply device according to the load state; and controlling all target power supply equipment to execute matched power supply operation on all load equipment of the data center based on the power supply parameter corresponding to each target power supply equipment. Therefore, the situation that power supply redundancy or power supply is insufficient due to the fact that power supply equipment or power supply parameters are not matched with actual power consumption requirements can be reduced, the matching degree of the actual power supply quantity of the data center and the actual power consumption requirements is improved, the accuracy and the reliability of power supply are improved, the energy consumption of the data center is reduced, and the energy utilization rate of the data center is improved.

Description

Power supply and distribution method and device for data center and computer storage medium

Technical Field

The present invention relates to the field of power supply and distribution technologies, and in particular, to a power supply and distribution method and apparatus for a data center, and a computer storage medium.

Background

In actual production, with the development of informatization and datamation of society, data centers become important strategic resources of the country. When power needs to be supplied to load devices in a data center, the current output by the power supply needs to be subjected to distribution conversion such as transformation and rectification and then transmitted to the load devices in the data center. However, practice has found that the current output by the power supply generates a large amount of energy loss during conversion and transmission, such as no-load loss of the transformer, transmission loss of the line, and the like, thereby resulting in a low energy utilization rate of the data center. Therefore, how to reduce the energy consumption of the data center is very important, so that the energy utilization rate of the data center is improved.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide a power supply and distribution method, device and computer storage medium for a data center, which can facilitate to improve the matching degree between the actual power supply amount of the data center and the actual power demand, so as to reduce the energy consumption of the data center and improve the energy utilization rate of the data center.

In order to solve the technical problem, a first aspect of the present invention discloses a power supply and distribution method for a data center, where the method includes:

acquiring a current load state of a data center and state information of at least one power supply device of the data center;

determining at least one target power supply device adapted to the data center according to the load state and the state information of all the power supply devices;

determining a power supply parameter corresponding to each target power supply device according to the load state;

and controlling all the target power supply equipment to perform matched power supply operation on all load equipment of the data center based on the power supply parameter corresponding to each target power supply equipment.

As an optional implementation manner, in the first aspect of the present invention, all the power supply devices include at least one first-type power supply device and at least one second-type power supply device, each of the first-type power supply devices includes a commercial power direct supply device or a power generation device, and each of the second-type power supply devices includes a power storage power supply device;

the determining at least one target power supply device adapted to the data center according to the load state and the state information of all the power supply devices includes:

determining the power utilization stability requirement of each load device of the data center, the power consumption of each load device in a preset unit time period and the total power consumption of the data center in the preset unit time period according to the load state;

when the state information of all the first-type power supply apparatuses indicates that all the first-type power supply apparatuses are in an abnormal state, determining the power supply stability of at least one target second type power supply device in a normal state and the available power supply amount of each target second type power supply device in the preset unit time period according to the state information of all the second type power supply devices, and according to one or more of the power consumption stability requirement of each load device, the power consumption of each load device in the preset unit time period, the power supply stability of each target second-type power supply device, and the available power supply amount of each target second-type power supply device in the preset unit time period, determining power supply equipment matched with each load equipment in all the target second-class power supply equipment as target power supply equipment adapted to the data center;

when the state information of all the first power supply devices indicates that at least one target first power supply device in a normal state exists, determining a first total available power amount of all the target first power supply devices in the preset unit time period, an available power amount of each target first type power supply device in the preset unit time period and a power supply stability of each target first power supply device according to the state information of all the target first power supply devices, and judging whether the first total available power amount is greater than or equal to the total power consumption amount;

when the first available total electric quantity is judged to be larger than or equal to the total electric consumption quantity, determining power supply equipment matched with each load equipment in all the target first-class power supply equipment as target power supply equipment matched with the data center according to one or more of the electric consumption of each load equipment in the preset unit time period, the electric consumption stability requirement of each load equipment, the available electric quantity of each target first-class power supply equipment in the preset unit time period and the electric supply stability of each target first-class power supply equipment;

when the first total available power amount is judged to be smaller than the total power consumption amount, determining the power supply stability of at least one target second type power supply device in a normal state and the available power amount of each target second type power supply device in the preset unit time period according to the state information of all the second type power supply devices, and determining each target first type power supply device and all the target second type power supply devices according to one or more of the power consumption stability requirement of each load device, the power consumption amount of each load device in the preset unit time period, the available power amount of each target first type power supply device in the preset unit time period, the power supply stability of each target first type power supply device, the available power amount of each target second type power supply device in the preset unit time period and the power supply stability of each target second type power supply device And the power supply equipment matched with the load equipment is used as target power supply equipment matched with the data center.

As an optional implementation manner, in the first aspect of the present invention, before the determining, according to the load status, a power supply parameter corresponding to each target power supply device, the method further includes:

determining a power supply object of each target power supply device in all the load devices according to the power supply device matched with each load device;

the determining the power supply parameter corresponding to each target power supply device according to the load state includes:

determining a power supply parameter corresponding to each target power supply device according to the load state and a power supply object of each target power supply device;

and controlling all the target power supply devices to perform matched power supply operation on all load devices of the data center based on the power supply parameter corresponding to each target power supply device, including:

for each target power supply device, when a first power supply object of which the load attribute is not matched with the direct supply attribute of the target power supply device exists in the power supply objects of the target power supply device, according to a first power supply electronic parameter corresponding to the first power supply object of the target power supply device in the power supply parameters corresponding to the target power supply device, performing a conversion operation on a first original current output by the target power supply device for the first power supply object of the target power supply device to obtain a first adaptive current corresponding to the first power supply object of the target power supply device; inputting a first adaptive current corresponding to the first power supply object of the target power supply equipment into a tree-shaped power distribution system of the data center, so that the tree-shaped power distribution system distributes the first adaptive current corresponding to the first power supply object of the target power supply equipment;

for each target power supply device, when a second power supply object with a load attribute matched with a direct supply attribute of the target power supply device exists in the power supply object of the target power supply device, controlling the target power supply device to input a second adaptive current corresponding to the second power supply object of the target power supply device to the tree-shaped power distribution system of the data center according to a second power supply electronic parameter corresponding to the second power supply object of the target power supply device in the power supply parameters corresponding to the target power supply device, so that the tree-shaped power distribution system distributes the second adaptive current corresponding to the second power supply object of the target power supply device;

the direct supply attribute of each first type of power supply equipment comprises an alternating current direct supply attribute, the direct supply attribute of each second type of power supply equipment comprises a direct current direct supply attribute, and the load attribute of each load equipment comprises an alternating current load attribute or a direct current load attribute.

As an optional implementation manner, in the first aspect of the present invention, for each target power supply device, when the target power supply device is the first type of power supply device, according to a first power supply electronic parameter corresponding to a first power supply object of the target power supply device in power supply parameters corresponding to the target power supply device, performing a conversion operation on a first original current output by the target power supply device for the first power supply object of the target power supply device to obtain a first adaptive current corresponding to the first power supply object of the target power supply device, includes:

determining a three-phase rectification module to be started, a voltage regulating module to be started, three-phase rectification parameters adapted to the three-phase rectification module and voltage regulating parameters adapted to the voltage regulating module in current conversion equipment corresponding to the target power supply equipment according to a first power supply electronic parameter corresponding to a first power supply object of the target power supply equipment in power supply parameters corresponding to the target power supply equipment;

controlling the target power supply equipment to input matched three-phase alternating current to the three-phase rectification module based on a first power supply electronic parameter corresponding to a first power supply object of the target power supply equipment;

controlling the three-phase rectification module to rectify the three-phase alternating current based on the three-phase rectification parameters adapted by the three-phase rectification module to obtain rectified direct current;

and controlling the voltage regulating module to regulate the rectified direct current based on the voltage regulating parameter adapted by the voltage regulating module to obtain a first adapted current corresponding to a first power supply object of the target power supply equipment.

when the second type of power supply equipment is not included in all the target power supply equipment and when the first total available power amount is larger than the total power consumption amount, judging whether at least one non-full power supply equipment which is not in a full power state exists in all the second type of power supply equipment according to the state information of each second type of power supply equipment;

when the judgment result is yes, determining redundant electric quantity corresponding to the first total electric quantity, wherein the redundant electric quantity is an electric quantity difference value between the first total electric quantity and the total electric quantity consumption;

determining at least one device to be charged from all the power supply devices which are not fully charged according to the redundant electric quantity, and determining each device to be charged as one load device of the data center;

and re-acquiring the current load state of the data center, and triggering and executing the operation of determining the power supply parameters corresponding to the target power supply equipment according to the load state.

when all the target power supply devices comprise at least one second type power supply device, judging whether the total available power amount of all the target power supply devices in the preset unit time period is smaller than the total power consumption amount;

when the total available power amount is judged to be smaller than the total power consumption amount, determining the equipment type of each load equipment, and determining the priority level of each load equipment according to the equipment type of each load equipment, wherein the equipment type of each load equipment comprises a first equipment type used for meeting the living demand of the data center and/or a second equipment type used for meeting the production demand of the data center;

executing matched pre-energy-saving operation on all the load equipment according to the priority level of each load equipment;

and re-acquiring the current load state of the data center, and triggering and executing the operation of determining the power supply parameter corresponding to each target power supply device according to the load state.

As an optional implementation manner, in the first aspect of the present invention, the performing, according to the priority level of each load device, a matched pre-power saving operation on all the load devices includes:

determining a set of devices consisting of all of the load devices;

determining at least one load device with the lowest priority in the device set as a device to be saved in the data center, executing a matched pre-energy-saving operation on each device to be saved according to the working state of each device to be saved, updating the power consumption of the data center in the preset unit time period after the pre-energy-saving operation is executed to the total power consumption, and judging whether the total available power consumption is less than the total power consumption;

when the total available power is judged to be less than the total power consumption, deleting all the devices to be saved from the device set, re-executing the operation of determining at least one load device with the lowest priority in the device set as the devices to be saved of the data center, executing a matched pre-energy saving operation on each device to be saved according to the working state of each device to be saved, updating the power consumption of the data center in the preset unit time period after the pre-energy saving operation is executed as the total power consumption, and judging whether the total available power is less than the target power consumption until the total available power is greater than or equal to the total power consumption.

The second aspect of the present invention discloses a power supply and distribution device of a data center, the device comprising:

the system comprises an acquisition module, a processing module and a control module, wherein the acquisition module is used for acquiring the current load state of a data center and the state information of at least one power supply device of the data center;

the determining module is used for determining at least one target power supply device adapted to the data center according to the load state and the state information of all the power supply devices; determining a power supply parameter corresponding to each target power supply device according to the load state;

and the power supply control module is used for controlling all the target power supply equipment to execute matched power supply operation on all load equipment of the data center based on the power supply parameter corresponding to each target power supply equipment.

As an optional implementation manner, in the second aspect of the present invention, all the power supply devices include at least one first type power supply device and at least one second type power supply device, each first type power supply device includes a commercial power direct supply device or a power generation device, and each second type power supply device includes a power storage power supply device;

the specific way that the determining module determines at least one target power supply device adapted to the data center according to the load state and the state information of all the power supply devices includes:

As an optional implementation manner, in the second aspect of the present invention, the determining module is further configured to determine, before determining the power supply parameter corresponding to each target power supply device according to the load state, a power supply object of each target power supply device in all the load devices according to the power supply device matched with each load device;

the specific way for the determining module to determine the power supply parameter corresponding to each target power supply device according to the load state includes:

the specific way that the power supply control module controls all the target power supply devices to perform matched power supply operations on all load devices of the data center based on the power supply parameter corresponding to each target power supply device includes:

for each target power supply device, when a first power supply object with a load attribute not matched with a direct supply attribute of the target power supply device exists in the power supply objects of the target power supply device, according to a first power supply electronic parameter corresponding to the first power supply object of the target power supply device in power supply parameters corresponding to the target power supply device, performing a conversion operation on a first original current output by the target power supply device for the first power supply object of the target power supply device to obtain a first adaptive current corresponding to the first power supply object of the target power supply device; inputting a first adaptive current corresponding to the first power supply object of the target power supply equipment into a tree-shaped power distribution system of the data center, so that the tree-shaped power distribution system distributes the first adaptive current corresponding to the first power supply object of the target power supply equipment;

As an optional implementation manner, in the second aspect of the present invention, when the target power supply device is the first type power supply device, the specific way that the power supply control module performs, for each target power supply device, according to a first power supply electronic parameter corresponding to a first power supply object of the target power supply device in the power supply parameters corresponding to the target power supply device, a conversion operation on a first original current output by the target power supply device for the first power supply object of the target power supply device, so as to obtain a first adapted current corresponding to the first power supply object of the target power supply device includes:

As an alternative embodiment, in the second aspect of the present invention, the apparatus further comprises:

a first determining module, configured to, before the determining module determines the power supply parameter corresponding to each target power supply device according to the load state, determine, according to state information of each second type of power supply device, whether there is at least one underfilled power supply device that is not in a full power state in all the second type of power supply devices when the second type of power supply device is not included in all the target power supply devices and when the first total available power amount is greater than the total power consumption amount;

the determining module is further configured to determine, when the first determining module determines that at least one of the underfilled power supply devices exists, a redundant power amount corresponding to the first total available power amount, where the redundant power amount is a power amount difference between the first total available power amount and the total power consumption amount; determining at least one device to be charged from all the power supply devices which are not fully charged according to the redundant electric quantity, and determining each device to be charged as one load device of the data center;

the obtaining module is further configured to obtain a current load state of the data center again, and trigger the determining module to perform the operation of determining the power supply parameter corresponding to the target power supply device according to the load state.

a second determining module, configured to determine, before the determining module determines the power supply parameter corresponding to each target power supply device according to the load state, whether a total available power amount of all the target power supply devices in the preset unit time period is smaller than the total power consumption amount when all the target power supply devices include at least one second type power supply device;

the determining module is further configured to determine, when the second determining module determines that the total available power is less than the total power consumption, a device type of each load device, and determine a priority level of each load device according to the device type of each load device, where the device type of each load device includes a first device type for meeting a living demand of the data center and/or a second device type for meeting a production demand of the data center;

the energy-saving control module is used for executing matched pre-energy-saving operation on all the load equipment according to the priority level of each load equipment;

the obtaining module is further configured to obtain a current load state of the data center again, and trigger the determining module to perform the operation of determining the power supply parameter corresponding to each target power supply device according to the load state.

As an optional implementation manner, in the second aspect of the present invention, a specific manner in which the energy-saving control module performs the matched pre-energy-saving operation on all the load devices according to the priority level of each of the load devices includes:

determining a set of devices consisting of all of the load devices;

The third aspect of the present invention discloses another power supply and distribution device for a data center, the device comprising:

a memory storing executable program code;

a processor coupled with the memory;

the processor calls the executable program codes stored in the memory to execute the power supply and distribution method of the data center disclosed by the first aspect of the invention.

The fourth aspect of the present invention discloses a computer storage medium, which stores computer instructions, and when the computer instructions are called, the computer storage medium is used for executing the power supply and distribution method of the data center disclosed in the first aspect of the present invention.

Compared with the prior art, the embodiment of the invention has the following beneficial effects:

in the embodiment of the invention, the current load state of the data center and the state information of at least one power supply device of the data center are acquired; determining at least one target power supply device adapted to the data center according to the load state and the state information of all the power supply devices; determining power supply parameters corresponding to each target power supply device according to the load state; and controlling all target power supply equipment to execute matched power supply operation on all load equipment of the data center based on the power supply parameter corresponding to each target power supply equipment. Therefore, the adaptive power supply equipment and the adaptive power supply parameters can be determined according to the real-time load state of the data center, the situation that the power supply quantity is redundant or insufficient due to the fact that the power supply equipment or the power supply parameters are not matched with the power demand of the load equipment is reduced, the matching degree of the actual power supply quantity of the data center and the actual power demand is improved, the accuracy, the reliability and the flexibility of power supply of the data center are improved, the energy loss of the data center is reduced, and the energy utilization rate of the data center is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic flow chart of a power supply and distribution method of a data center according to an embodiment of the present invention;

FIG. 2 is a schematic flow chart illustrating another method for power supply and distribution in a data center according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a current converting apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a power supply and distribution device of a data center according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a power supply and distribution device of another data center according to the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a power supply and distribution device of another data center according to an embodiment of the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, apparatus, article, or article that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or article.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The invention discloses a power supply and distribution method, a power supply and distribution device and a computer storage medium of a data center, which can reduce the occurrence of redundant power supply amount or insufficient power supply amount caused by mismatching of power supply equipment or power supply parameters and the power demand of load equipment by determining adaptive power supply equipment and power supply parameters according to the real-time load state of the data center, and improve the matching degree of the actual power supply amount and the actual power demand of the data center, thereby improving the accuracy, reliability and flexibility of power supply of the data center, further reducing the energy loss of the data center and improving the energy utilization rate of the data center. The following are detailed below.

Example one

Referring to fig. 1, fig. 1 is a schematic flow chart illustrating a power supply and distribution method of a data center according to an embodiment of the present invention. The power supply and distribution method of the data center described in fig. 1 may be applied to a power supply and distribution control system of the data center, and the embodiment of the present invention is not limited thereto. As shown in fig. 1, the power supply and distribution method of the data center may include the following operations:

101. the method includes the steps of obtaining the current load state of the data center and state information of at least one power supply device of the data center.

The power supply equipment comprises at least one first type of power supply equipment and at least one second type of power supply equipment, each first type of power supply equipment comprises commercial power direct supply equipment or power generation equipment, and each second type of power supply equipment comprises power storage power supply equipment. The power generation equipment can comprise a diesel generator or a gas turbine, the diesel generator can comprise a high-pressure diesel generator or a low-pressure diesel generator, and preferably, the power generation equipment is the gas turbine, so that the effective power generation power can be improved, the preheating energy consumption is reduced, the occupied area of the power generator is reduced, and the maintenance cost is reduced.

In this embodiment of the present invention, the load status of the data center is used to indicate power consumption requirements of all load devices of the data center, and the load status may include one or more of power consumption of each load device in a preset unit time period, total power consumption of the data center in a preset unit time period, power consumption stability requirement of each load device, load power of each load device, power consumption of each load device, device type of each load device, priority level of each load device, and the like.

102. And determining at least one target power supply device adapted to the data center according to the load state and the state information of all the power supply devices.

As an optional implementation manner, determining at least one target power supply device adapted to the data center according to the load status and the status information of all the power supply devices may include:

according to the load state, determining the power utilization stability requirement of each load device of the data center, the power consumption of each load device in a preset unit time period and the total power consumption of the data center in the preset unit time period;

when the state information of all the first-class power supply equipment indicates that all the first-class power supply equipment is in an abnormal state, determining the power supply stability of at least one target second-class power supply equipment in a normal state and the available power supply amount of each target second-class power supply equipment in a preset unit time period according to the state information of all the second-class power supply equipment, and determining the power supply equipment matched with each load equipment in all the target second-class power supply equipment as the target power supply equipment matched with the data center according to one or more of the power utilization stability requirement of each load equipment, the power consumption amount of each load equipment in the preset unit time period, the power supply stability of each target second-class power supply equipment and the available power supply amount of each target second-class power supply equipment in the preset unit time period;

when the state information of all the first power supply devices indicates that at least one target first power supply device in a normal state exists, determining the first total available power of all the target first power supply devices in a preset unit time period, the available power of each target first type power supply device in the preset unit time period and the power supply stability of each target first power supply device according to the state information of all the target first power supply devices, and judging whether the first total available power is greater than or equal to the total power consumption;

when the first available total electric quantity is judged to be larger than or equal to the total electric consumption quantity, determining power supply equipment matched with each load equipment in all target first-class power supply equipment as target power supply equipment matched with the data center according to one or more of the electric consumption of each load equipment in a preset unit time period, the power utilization stability requirement of each load equipment, the available power supply quantity of each target first-class power supply equipment in the preset unit time period and the power supply stability of each target first-class power supply equipment;

when the first available total electric quantity is judged to be smaller than the total electric consumption quantity, determining the power supply stability of at least one target second type power supply device in a normal state and the available power supply quantity of each target second type power supply device in a preset unit time period according to the state information of all the second type power supply devices, and determining the power supply device matched with each load device in all the target first type power supply devices and all the target second type power supply devices according to one or more of the power consumption stability requirement of each load device, the power consumption quantity of each load device in the preset unit time period, the available power supply quantity of each target first type power supply device in the preset unit time period, the power supply stability of each target first type power supply device, the available power supply quantity of each target second type power supply device in the preset unit time period and the power supply stability of each target second type power supply device, the target power supply equipment is used as data center adaptation.

In this optional embodiment, the power supply devices matched with any two load devices may be the same target power supply device, or may be different target power supply devices, and each load device may correspond to one or more target power supply devices.

Therefore, the optional implementation mode can determine the power supply equipment matched with each load equipment according to the power utilization information of each load equipment and the power supply information of each power supply equipment, so that the accuracy, the reliability and the adaptability of the target power supply equipment are improved, and the second type of power supply equipment, namely the storage power supply equipment is started to supply power only when the first available power supply amount of the first type of power supply equipment is smaller than the total power consumption amount, so that the consumption of the storage power amount of the second type of power supply equipment can be reduced under the condition of ensuring that the power supply amount is sufficient, and the emergency capacity of the data center for the abnormal power supply state is improved.

103. And determining power supply parameters corresponding to each target power supply device according to the load state.

104. And controlling all target power supply equipment to execute matched power supply operation on all load equipment of the data center based on the power supply parameter corresponding to each target power supply equipment.

Therefore, by determining the adaptive power supply equipment and the adaptive power supply parameters according to the real-time load state of the data center, the embodiment of the invention reduces the occurrence of redundant power supply amount or insufficient power supply amount caused by mismatching of the power supply equipment or the power supply parameters with the power demand of the load equipment, and improves the matching degree of the actual power supply amount of the data center and the actual power demand, thereby improving the accuracy, reliability and flexibility of power supply of the data center, further reducing the energy loss of the data center and improving the energy utilization rate of the data center.

In an optional embodiment, before determining the power supply parameter corresponding to each target power supply device according to the load status, the method may further include:

determining a power supply object of each target power supply device in all load devices according to the power supply device matched with each load device;

determining a power supply parameter corresponding to each target power supply device according to the load state may include:

and determining a power supply parameter corresponding to each target power supply device according to the load state and the power supply object of each target power supply device.

Therefore, the implementation of the alternative embodiment can improve the adaptability and accuracy of the determined power supply parameters.

In this optional embodiment, as an optional implementation manner, determining, according to the load state and the power supply object of each target power supply device, a power supply parameter corresponding to each target power supply device may include:

determining load information of each load device according to the load state;

for each target power supply device, judging whether a target load device exists in a power supply object of the target power supply device, wherein the target load device comprises load devices of which the number of matched power supply devices is greater than 1;

for each target power supply device, when the power supply object of the target power supply device includes a target load device, determining adaptive power supply power corresponding to the target power supply device according to load information of each load device in the power supply object of the target power supply device and power supply coefficients of all target power supply devices matched with each target load device in the power supply object of the target power supply device, and using the adaptive power supply power as a power supply parameter of the target power supply device;

for each target power supply device, when the power supply object of the target power supply device does not include a target load device, determining adaptive power supply power corresponding to the target power supply device according to load information of each load device in the power supply object of the target power supply device and a power supply coefficient of the target power supply device, and using the adaptive power supply power as a power supply parameter of the target power supply device;

when the target power supply equipment is the first type power supply equipment, the power supply coefficient of the target power supply equipment comprises the limit power supply of the target power supply equipment, when the target power supply equipment is the second type power supply equipment, the power supply coefficient of the target power supply equipment comprises the limit power supply of the target power supply equipment and the residual capacity of the target power supply equipment, and the limit power supply of each target power supply equipment comprises the maximum power supply of the target power supply equipment and the minimum power supply of the target power supply equipment.

Therefore, the implementation of the optional implementation mode can determine the power supply parameters of each target power supply device according to the relevant information of the load device and the power supply device and the incidence relation between the load device and the power supply device, and the matching degree of the determined power supply parameters and the power consumption requirement of the load device is improved, so that the accuracy and the reliability of determining the power supply parameters are improved, and the excessive loss of the power supply device caused by unreasonable power supply parameters is reduced.

In this optional embodiment, as another optional implementation manner, controlling all target power supply devices to perform matched power supply operations on all load devices of the data center based on the power supply parameter corresponding to each target power supply device may include:

for each target power supply device, when a first power supply object with a load attribute unmatched with a direct supply attribute of the target power supply device exists in the power supply objects of the target power supply device, according to a first power supply electronic parameter corresponding to the first power supply object of the target power supply device in power supply parameters corresponding to the target power supply device, performing conversion operation on a first original current output by the target power supply device aiming at the first power supply object of the target power supply device to obtain a first adaptive current corresponding to the first power supply object of the target power supply device; inputting a first adaptive current corresponding to the first power supply object of the target power supply equipment into a tree-shaped power distribution system of the data center, so that the tree-shaped power distribution system distributes the first adaptive current corresponding to the first power supply object of the target power supply equipment;

for each target power supply device, when a second power supply object with a load attribute matched with a direct supply attribute of the target power supply device exists in the power supply object of the target power supply device, controlling the target power supply device to input a second adaptive current corresponding to the second power supply object of the target power supply device into a tree-shaped power distribution system of a data center according to a second power supply electronic parameter corresponding to the second power supply object of the target power supply device in the power supply parameters corresponding to the target power supply device, so that the tree-shaped power distribution system distributes the second adaptive current corresponding to the second power supply object of the target power supply device;

In this optional implementation manner, preferably, the tree-shaped power distribution system may include an intelligent mini-bus power distribution system, so that the installation space of the tree-shaped power distribution system can be reduced, the convenience and flexibility of maintenance and capacity expansion of the data center are improved, the operation and maintenance cost of the data center is reduced, and the line transportation loss of electric energy is reduced.

Therefore, the implementation of the optional implementation mode can convert the current provided by the power supply equipment, realize the mutual conversion between the direct current and the alternating current, improve the matching degree of the type of the provided current and the power demand of the load equipment, and further improve the accuracy and the reliability of power supply.

In this optional embodiment, optionally, for each target power supply device, when the target power supply device is a first type of power supply device, according to a first power supply electronic parameter corresponding to a first power supply object of the target power supply device in the power supply parameters corresponding to the target power supply device, performing a conversion operation on a first original current output by the target power supply device for the first power supply object of the target power supply device to obtain a first adaptive current corresponding to the first power supply object of the target power supply device, which may include:

determining a three-phase rectification module to be started, a voltage regulating module to be started, three-phase rectification parameters adapted to the three-phase rectification module and voltage regulating parameters adapted to the voltage regulating module in current conversion equipment corresponding to the target power supply equipment according to first power supply electronic parameters corresponding to a first power supply object of the target power supply equipment in power supply parameters corresponding to the target power supply equipment;

controlling the target power supply equipment to input matched three-phase alternating current to a three-phase rectification module based on a first power supply electronic parameter corresponding to a first power supply object of the target power supply equipment;

controlling the three-phase rectification module to rectify the three-phase alternating current based on the three-phase rectification parameters matched with the three-phase rectification module to obtain rectified direct current;

and controlling the voltage regulating module to regulate the direct current based on the voltage regulating parameter adapted by the voltage regulating module to obtain a first adapted current corresponding to a first power supply object of the target power supply equipment.

As shown in fig. 3, the Current conversion device of the first type of power supply device may be a medium-voltage AC (Alternating Current) Direct-to-Direct Current (DC) communication device, where a three-phase rectification module of the medium-voltage AC Direct-to-Direct Current (DC) communication device includes a three-phase uncontrolled rectification module, and a voltage regulation module of the medium-voltage AC Direct-to-Direct Current (DC) communication device includes a Buck voltage regulation module.

Therefore, the implementation of the optional implementation mode can gradually convert the alternating current provided by the first power supply device into the direct current based on the three-phase rectification module and the voltage regulation module, so that the integration, modularization and simplification of current conversion are realized, the power density of the current conversion is improved, the energy loss caused by the current conversion is reduced, the efficiency, accuracy and reliability of the current conversion are improved, in addition, the reduction of the consumption of the storage capacity of the second type of power supply device under the condition of ensuring sufficient power supply capacity can be facilitated, and the emergency capacity of the data center for the abnormal power supply state is improved.

In another optional embodiment, before determining the power supply parameter corresponding to each target power supply device according to the load status, the method may further include:

when all the target power supply equipment does not comprise second-class power supply equipment and when the first total available power is larger than the total power consumption, judging whether at least one non-full power supply equipment which is not in a full power state exists in all the second-class power supply equipment according to the state information of each second-class power supply equipment;

Therefore, the optional embodiment can be implemented to charge the second type of power supply equipment needing to be charged under the condition that the power supply capacity of the first type of power supply equipment meets the power consumption requirement of the load equipment and redundancy exists, so that the charging intelligence of the second type of power supply equipment is realized, the storage capacity of the second type of power supply equipment is supplemented in time, and the emergency capacity of the data center in the abnormal power supply state is improved.

Carry out two

Referring to fig. 2, fig. 2 is a schematic flow chart illustrating a power supply and distribution method of a data center according to an embodiment of the present invention. The power supply and distribution method of the data center described in fig. 2 may be applied to a power supply and distribution control system of the data center, and the embodiment of the present invention is not limited thereto. As shown in fig. 2, the power supply and distribution method of the data center may include the following operations:

201. the method comprises the steps of obtaining the current load state of the data center and the state information of at least one power supply device of the data center, wherein all the power supply devices comprise at least one first type power supply device and at least one second type power supply device, each first type power supply device comprises a commercial power direct supply device or a power generation device, and each second type power supply device comprises an electric power storage power supply device.

202. And determining at least one target power supply device adapted to the data center according to the load state and the state information of all the power supply devices.

203. When all the target power supply devices comprise at least one second type power supply device, whether the total available power amount of all the target power supply devices in the preset unit time period is smaller than the total power consumption amount is judged.

204. And when the total available power is judged to be smaller than the total power consumption, determining the device type of each load device.

205. The priority level of each load device is determined according to the device type of each load device.

Wherein the equipment type of each load equipment comprises a first equipment type for meeting living needs of the data center and/or a second equipment type for meeting production needs of the data center. For example, the air conditioning equipment of the data center may be used to perform a temperature increase or decrease operation on a work area of a worker of the data center, and may also be used to perform a temperature decrease operation on a work area (machine room) of the computing equipment of the data center, and therefore, the equipment type of the air conditioning equipment may include a first equipment type and/or a second equipment type, and the equipment type of the computing equipment only includes the second equipment type.

206. And executing matched pre-energy-saving operation on all the load equipment according to the priority level of each load equipment.

As an alternative embodiment, performing the matched pre-power saving operation on all the load devices according to the priority level of each load device may include:

determining a device set consisting of all load devices;

determining at least one load device with the lowest priority in the device set as a device to be saved in the data center, executing matched pre-energy-saving operation on each device to be saved according to the working state of each device to be saved, updating the power consumption of the data center in a preset unit time period after the pre-energy-saving operation is executed into total power consumption, and judging whether the total available power consumption is less than the total power consumption;

when the total available power is judged to be less than the total power consumption, deleting all the devices to be saved from the device set, re-executing the above-mentioned at least one load device with the lowest priority in the device set as the devices to be saved of the data center, executing a matched pre-energy saving operation on each device to be saved according to the working state of each device to be saved, updating the power consumption of the data center in a preset unit time period after executing the pre-energy saving operation into the total power consumption, and judging whether the total available power is less than the target power consumption until the total available power is greater than or equal to the total power consumption.

For example, when one of the air conditioners in the data center is a device to be energy-saved, if the air conditioner is in a cooling mode, the working temperature of the air conditioner can be increased and the air outlet power of the air conditioner can be reduced, so that pre-energy-saving operation matched with the air conditioner is realized; when one of the computing devices in the data center is a device to be saved in energy, unnecessary computing processes or computing processes with lower importance in the computing device can be stopped or terminated, so that pre-energy-saving operation matched with the computing device is realized.

Therefore, the optional implementation method can execute the matched pre-energy-saving operation on the load equipment in a hierarchical manner, so that the total power consumption of the data center is gradually reduced under the condition of ensuring that the power consumption requirement of the load equipment with higher importance degree is met, the unnecessary energy consumption of the data center is reduced, and the effective utilization degree of the energy of the data center is improved.

207. And the current load state of the data center is obtained again.

208. And determining power supply parameters corresponding to each target power supply device according to the load state.

209. And controlling all target power supply equipment to execute matched power supply operation on all load equipment of the data center based on the power supply parameter corresponding to each target power supply equipment.

In the embodiment of the present invention, for other descriptions of step 201, step 202, step 207, and step 208, please refer to the detailed description of step 101 to step 104 in the first embodiment, which is not repeated herein.

Therefore, by determining the adaptive power supply equipment and the adaptive power supply parameters according to the real-time load state of the data center, the situation that power supply quantity redundancy or power supply quantity is insufficient due to the fact that the power supply equipment or the power supply parameters are not matched with the power demand of the load equipment is reduced, the matching degree of the actual power supply quantity of the data center and the actual power demand is improved, the accuracy, the reliability and the flexibility of power supply of the data center are improved, the energy consumption of the data center is reduced, the energy utilization rate of the data center is improved, besides, matched pre-energy-saving operation can be executed on the load equipment according to the equipment type of the load equipment under the condition that the power supply quantity is insufficient, unnecessary energy consumption of the data center is reduced, and the effective utilization degree of energy of the data center is improved.

In an optional embodiment, before determining the priority level of each load device according to the device type of each load device, the method may further include:

judging whether dynamic load equipment with a priority level attribute as a dynamic attribute exists in all load equipment, wherein the priority level attribute of each load equipment comprises a fixed attribute or a dynamic attribute;

when the dynamic load equipment exists, determining the priority level change of each dynamic load equipment according to the corresponding real-time parameters, and triggering and executing the operation of determining the priority level of each load equipment according to the equipment type of each load equipment;

when no dynamic load equipment exists, triggering and executing the operation of determining the priority level of each load equipment according to the equipment type of each load equipment;

when there is a dynamic load device, determining the priority level of each load device according to the device type of each load device may include:

and determining the priority level of each load device according to the device type of each load device and the priority level change of each dynamic load device and the corresponding real-time parameters.

The priority level of the dynamic load device can be changed according to one or more of time, the number of people corresponding to the dynamic load device, service requirements and the like, for example, the priority level of the air conditioner device in summer is higher than the priority level of the air conditioner device in winter, the priority level of the lighting device in daytime is lower than the priority level of the lighting device in night, and thus, the air conditioner device and the lighting device are both dynamic load devices, the season is the change basis of the priority level of the air conditioner device, and the time is the change basis of the priority level of the lighting device.

Therefore, the optional embodiment can be implemented to determine the priority level of the load device according to the corresponding real-time parameter by combining the priority level change of the dynamic load device, so that the flexibility and the diversity of the determination of the priority level are improved.

EXAMPLE III

Referring to fig. 4, fig. 4 is a schematic structural diagram of a power supply and distribution device of a data center according to an embodiment of the present invention. The power supply and distribution device of the data center described in fig. 4 may be applied to a power supply and distribution control system of the data center, and the embodiment of the present invention is not limited thereto. As shown in fig. 4, the power supply and distribution apparatus of the data center may include:

an obtaining module 301, configured to obtain a current load state of a data center and state information of at least one power supply device of the data center;

a determining module 302, configured to determine at least one target power supply device adapted to the data center according to the load status and status information of all power supply devices; determining power supply parameters corresponding to each target power supply device according to the load state;

and the power supply control module 303 is configured to control all the target power supply devices to perform matched power supply operations on all the load devices of the data center based on the power supply parameter corresponding to each target power supply device.

It can be seen that, by implementing the apparatus described in fig. 4, the situation that power supply amount redundancy or power supply amount is insufficient due to mismatching between the power supply equipment or the power supply parameter and the power demand of the load equipment can be reduced by determining the adapted power supply equipment and the power supply parameter according to the real-time load state of the data center, and the matching degree between the actual power supply amount of the data center and the actual power demand can be improved, so that the accuracy, reliability and flexibility of power supply of the data center can be improved, the energy loss of the data center can be reduced, and the energy utilization rate of the data center can be improved.

In an alternative embodiment, as shown in fig. 4, all the power supply devices include at least one first type power supply device and at least one second type power supply device, each first type power supply device includes a commercial power direct supply device or a power generation device, and each second type power supply device includes a power storage power supply device;

the specific manner of determining, by the determining module 302, the at least one target power supply device adapted to the data center according to the load status and the status information of all the power supply devices may include:

when the first available total electric quantity is judged to be larger than or equal to the total electric consumption quantity, determining power supply equipment matched with each load equipment in all target first-class power supply equipment as target power supply equipment matched with the data center according to one or more of the electric consumption of each load equipment in a preset unit time period, the power utilization stability requirement of each load equipment, the available power supply quantity of each target first-class power supply equipment in a preset unit time period and the power supply stability of each target first-class power supply equipment;

It can be seen that, by implementing the apparatus described in fig. 4, it is also possible to determine the power supply device matched with each load device according to the power consumption stability requirement and power consumption of each load device and the operating state, power supply stability and available power supply amount of each power supply device, so that accuracy, reliability and adaptability of determining the target power supply device are improved, and only when the first available power supply amount of the first type of power supply device is less than the total power consumption amount, the second type of power supply device, i.e., the storage power supply device, is enabled, so that the consumption of the storage amount of the second type of power supply device can be reduced under the condition of ensuring that the power supply amount is sufficient, so as to improve the emergency capability of the data center for the abnormal power supply state.

In another optional embodiment, as shown in fig. 4, the determining module 302 is further configured to determine, before determining the power supply parameter corresponding to each target power supply device according to the load state, a power supply object of each target power supply device in all load devices according to the power supply device matched to each load device;

the specific manner of determining, by the determining module 302, the power supply parameter corresponding to each target power supply device according to the load state may include:

determining a power supply parameter corresponding to each target power supply device according to the load state and the power supply object of each target power supply device;

the specific way that the power supply control module 303 controls all target power supply devices to perform the matched power supply operation on all load devices of the data center based on the power supply parameter corresponding to each target power supply device may include:

Therefore, the device described in fig. 4 can convert the current provided by the power supply device, so as to realize the mutual conversion between the direct current and the alternating current, improve the matching degree between the type of the provided current and the power demand of the load device, and further improve the accuracy and reliability of power supply.

In yet another optional embodiment, as shown in fig. 4, for each target power supply device, when the target power supply device is a first type of power supply device, the specific manner in which the power supply control module 303 performs a conversion operation on a first original current output by the target power supply device for a first power supply object of the target power supply device according to a first power supply electronic parameter corresponding to the first power supply object of the target power supply device in the power supply parameters corresponding to the target power supply device, so as to obtain a first adapted current corresponding to the first power supply object of the target power supply device may include:

It can be seen that, implementing the apparatus described in fig. 4 can also gradually convert the ac power provided by the first power supply device into dc power based on the three-phase rectification module and the voltage regulation module, so as to achieve integration, modularization and simplification of current conversion, thereby improving the power density of current conversion, reducing the energy loss caused by current conversion, and improving the efficiency, accuracy and reliability of current conversion, and in addition, can also be beneficial to reducing the consumption of the storage capacity of the second type of power supply device under the condition of ensuring sufficient power supply capacity, so as to improve the emergency capability of the data center for the abnormal power supply state.

In yet another alternative embodiment, as shown in fig. 5, the apparatus may further include:

a first determining module 304, configured to, before the determining module 302 determines the power supply parameter corresponding to each target power supply device according to the load state, determine, according to the state information of each second type of power supply device, whether there is at least one non-full power supply device that is not in a full power state in all the second type of power supply devices when the second type of power supply device is not included in all the target power supply devices and when the first total available power amount is greater than the total power consumption amount;

the determining module 302 is further configured to determine, when the first determining module 304 determines that there is at least one underfilled power supply device, a redundant power amount corresponding to the first total available power amount, where the redundant power amount is a power amount difference between the first total available power amount and the total power consumption amount; determining at least one device to be charged from all the power supply devices which are not fully charged according to the redundant electric quantity, and determining each device to be charged as one load device of the data center;

the obtaining module 301 is further configured to obtain a current load state of the data center again, and trigger the determining module 302 to perform the above operation of determining the power supply parameter corresponding to the target power supply device according to the load state.

Therefore, the device described in fig. 5 can charge the second type of power supply equipment needing to be charged under the condition that the power supply amount of the first type of power supply equipment meets the power consumption requirement of the load equipment and redundancy exists, so that the charging intelligence of the second type of power supply equipment is realized, the storage amount of the second type of power supply equipment is supplemented in time, and the emergency capacity of the data center in the abnormal power supply state is improved.

a second determining module 305, configured to determine, before the determining module 302 determines the power supply parameter corresponding to each target power supply device according to the load state, whether a total available power amount of all the target power supply devices in a preset unit time period is less than a total power consumption amount when all the target power supply devices include at least one second type power supply device;

the determining module 302 is further configured to determine a device type of each load device when the second determining module 305 determines that the total available power is smaller than the total power consumption, and determine a priority level of each load device according to the device type of each load device, where the device type of each load device includes a first device type used for meeting a living demand of the data center and/or a second device type used for meeting a production demand of the data center;

the energy-saving control module 306 is configured to perform matched pre-energy-saving operations on all load devices according to the priority level of each load device;

the obtaining module 301 is further configured to obtain a current load state of the data center again, and trigger the determining module 302 to perform the above operation of determining the power supply parameter corresponding to each target power supply device according to the load state.

Therefore, the implementation of the apparatus described in fig. 5 can also perform matched pre-energy-saving operation on the load devices according to the device types of the load devices under the condition of insufficient power supply, thereby reducing unnecessary energy consumption of the data center and improving the effective utilization degree of energy of the data center.

In yet another alternative embodiment, as shown in fig. 5, the specific manner of performing the matched pre-energy-saving operation on all the load devices by the energy-saving control module 306 according to the priority level of each load device may include:

determining a device set consisting of all load devices;

It can be seen that the implementation of the apparatus described in fig. 5 can also execute matching pre-energy saving operations on the load devices hierarchically, so as to gradually reduce the total power consumption of the data center while ensuring that the power consumption requirements of the load devices with higher importance are met, reduce unnecessary energy consumption of the data center, and improve the effective utilization degree of the energy of the data center.

Example four

Referring to fig. 6, fig. 6 is a schematic structural diagram of a power supply and distribution device of another data center according to an embodiment of the present disclosure. As shown in fig. 6, the power supply and distribution apparatus of the data center may include:

a memory 401 storing executable program code;

a processor 402 coupled with the memory 401;

the processor 402 calls the executable program code stored in the memory 401 to execute the steps of the power supply and distribution method of the data center described in the first embodiment or the second embodiment of the present invention.

EXAMPLE five

The embodiment of the invention discloses a computer storage medium, which stores computer instructions, and when the computer instructions are called, the computer instructions are used for executing the steps in the power supply and distribution method of the data center described in the first embodiment or the second embodiment of the invention.

Example six

The embodiment of the invention discloses a computer program product, which comprises a non-transitory computer readable storage medium storing a computer program, wherein the computer program is operable to make a computer execute the steps in the power supply and distribution method of a data center described in the first embodiment or the second embodiment.

The above-described embodiments of the apparatus are merely illustrative, and the modules described as separate components may or may not be physically separate, and the components shown as modules may or may not be physical modules, may be located in one place, or may be distributed on a plurality of network modules. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Through the above detailed description of the embodiments, those skilled in the art will clearly understand that the embodiments may be implemented by software plus a necessary general hardware platform, and may also be implemented by hardware. Based on such understanding, the above technical solutions essentially or contributing to the prior art may be embodied in the form of software products, which may be stored in a computer-readable storage medium, the storage medium including a Read-Only Memory (ROM), a Random Access Memory (RAM), a Programmable Read-Only Memory (PROM), an Erasable Programmable Read-Only Memory (EPROM), a One-time Programmable Read-Only Memory (OTPROM), an Electrically Erasable Programmable Read-Only Memory (EEPROM), an optical Disc (CD-ROM), or other disk memories, CD-ROMs, magnetic disks, or other magnetic memories, A tape memory, or any other medium readable by a computer that can be used to carry or store data.

Finally, it should be noted that: the power supply and distribution method, device and computer storage medium of a data center disclosed in the embodiments of the present invention are only preferred embodiments of the present invention, and are only used for illustrating the technical solutions of the present invention, not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A power supply and distribution method of a data center, the method comprising:

2. The power supply and distribution method for the data center according to claim 1, wherein all the power supply devices comprise at least one first type power supply device and at least one second type power supply device, each first type power supply device comprises a commercial power direct supply device or a power generation device, and each second type power supply device comprises a power storage power supply device;

3. The power supply and distribution method of the data center according to claim 2, wherein before the determining the power supply parameter corresponding to each of the target power supply devices according to the load status, the method further comprises:

and controlling all the target power supply equipment to execute matched power supply operation on all load equipment of the data center based on the power supply parameter corresponding to each target power supply equipment, wherein the method comprises the following steps:

4. The power supply and distribution method of the data center according to claim 3, wherein for each target power supply device, when the target power supply device is the first type of power supply device, the performing, according to a first power supply electronic parameter corresponding to a first power supply object of the target power supply device in the power supply parameters corresponding to the target power supply device, a conversion operation on a first original current output by the target power supply device for the first power supply object of the target power supply device to obtain a first adaptive current corresponding to the first power supply object of the target power supply device includes:

5. The power supply and distribution method for the data center according to any one of claims 2-4, wherein before the determining the power supply parameter corresponding to each target power supply device according to the load state, the method further comprises:

6. The power supply and distribution method for the data center according to any one of claims 2-4, wherein before the determining the power supply parameter corresponding to each target power supply device according to the load state, the method further comprises:

when all the target power supply devices comprise at least one second type power supply device, judging whether the total available power of all the target power supply devices in the preset unit time period is smaller than the total power consumption;

7. The power supply and distribution method of the data center according to claim 6, wherein the performing the matched energy saving pre-operation on all the load devices according to the priority level of each load device comprises:

determining a set of devices consisting of all of the load devices;

8. An electricity supply and distribution device of a data center, the device comprising:

9. An electricity supply and distribution device of a data center, the device comprising:

a memory storing executable program code;

a processor coupled with the memory;

the processor invokes the executable program code stored in the memory to perform the method of power supply and distribution of a data center according to any one of claims 1-7.

10. A computer storage medium storing computer instructions which, when invoked, perform a method of power supply and distribution in a data center according to any one of claims 1 to 7.