EP-4738912-A1 - GREEN ENERGY MANAGEMENT METHOD, NETWORK ELEMENT, AND SYSTEM

EP4738912A1EP 4738912 A1EP4738912 A1EP 4738912A1EP-4738912-A1

Abstract

A green energy management method, a network element, and a system are provided, and are applied to the field of communication technologies. The method includes: A green energy management functional entity obtains a green energy decision factor, and delivers green energy management indication information based on the green energy decision factor. The green energy management indication information may be used to control green energy usage of a communication network element in a first time period. After receiving the green energy management indication information, a configuration management functional entity controls the green energy usage of the communication network element in the first time period. According to the method provided in embodiments of this application, the green energy usage of the communication network element is effectively managed, and a capability of a network management system to control energy usage of the communication network element is improved.

Inventors

ZHAO, Xian
CAO, Longyu

Assignees

Huawei Technologies Co., Ltd.

Dates

Publication Date: 20260506
Application Date: 20240710

Claims (20)

A green energy management method, wherein the method comprises: obtaining a green energy decision factor, wherein the green energy decision factor is a factor used to decide a green energy usage status of a communication network element; and sending green energy management indication information based on the green energy decision factor, wherein the green energy management indication information is used to control green energy usage of the communication network element in a first time period.
The method according to claim 1, wherein the green energy decision factor comprises a measurement value of and a requirement on a green energy indicator of the communication network element.
The method according to claim 2, wherein sending the green energy management indication information based on the green energy decision factor comprises: when the measurement value does not satisfy the requirement, sending the green energy management indication information based on a difference between the measurement value and the requirement.
The method according to claim 2 or 3, wherein the green energy indicator comprises at least one of the following: a green energy proportion, wherein the green energy proportion indicates a proportion of green energy consumption of the communication network element in overall energy consumption of the communication network element; green energy usage, wherein the green energy usage indicates green energy consumption of the communication network element in a second time period; a green energy supply, wherein the green energy supply indicates an amount of green energy provided for the communication network element in a second time period; carbon emission, wherein the carbon emission indicates carbon emission generated by the communication network element due to power consumption in a second time period; carbon intensity, wherein the carbon intensity indicates carbon emission generated by the communication network element for a unit data volume of the communication network element; or carbon efficiency, wherein the carbon efficiency indicates carbon emission generated by the communication network element for a unit service level, or a unit service level brought by unit carbon emission.
The method according to any one of claims 1 to 4, wherein the green energy decision factor comprises a mapping relationship between a unit price of non-green energy and a time period.
The method according to claim 5, wherein if the mapping relationship indicates that a unit price of the non-green energy in the first time period is higher than a unit price of the non-green energy in a third time period, the green energy management indication information indicates that the green energy usage in the first time period is greater than zero; or if the mapping relationship indicates that a unit price of the non-green energy in the first time period is lower than or equal to a unit price of the non-green energy in a third time period, the green energy management indication information indicates that the green energy usage in the first time period is zero.
The method according to any one of claims 1 to 6, wherein the green energy management indication information comprises at least one of the following: an increase amount or a decrease amount of the green energy usage in the first time period; the green energy usage in the first time period; or indication information indicating to increase the green energy usage in the first time period, or indication information indicating to decrease the green energy usage in the first time period.
The method according to any one of claims 1 to 7, wherein the green energy management indication information comprises identification information of the communication network element.
The method according to claim 2, wherein obtaining the green energy decision factor of the communication network element comprises: sending a first measurement request, wherein the first measurement request is used to request to measure the green energy indicator of the communication network element; and receiving a first measurement response of the first measurement request, wherein the first measurement response comprises the measurement value of the green energy indicator.
The method according to claim 9, wherein the first measurement request comprises identification information of the communication network element and first indicator indication information, and the first indicator indication information indicates the green energy indicator.
The method according to claim 10, wherein the first measurement request further comprises time period indication information, the time period indication information indicates a second time period, and the measurement value of the green energy indicator is a measurement value of a green energy indicator in the second time period.
The method according to any one of claims 1 to 11, wherein the method further comprises: receiving feedback information of the green energy management indication information, wherein the feedback information indicates a control result of the green energy usage of the communication network element in the first time period.
A green energy management method, wherein the method comprises: receiving green energy management indication information, wherein the green energy management indication information is used to control green energy usage of a communication network element in a first time period; and controlling the green energy usage of the communication network element in the first time period based on the green energy management indication information.
The method according to claim 13, wherein the green energy management indication information comprises at least one of the following: an increase amount or a decrease amount of the green energy usage in the first time period; the green energy usage in the first time period; or indication information indicating to increase the green energy usage in the first time period, or indication information indicating to decrease the green energy usage in the first time period.
The method according to claim 13 or 14, wherein the green energy management indication information comprises identification information of the communication network element.
The method according to any one of claims 13 to 15, wherein controlling the green energy usage of the communication network element based on the green energy management indication information comprises: sending a control request, wherein the control request is used to request to control the green energy usage of the communication network element; and receiving a control response of the control request, wherein the control response indicates a control result of the green energy usage of the communication network element in the first time period.
The method according to claim 16, wherein the control request comprises at least one of the following: the increase amount or the decrease amount of the green energy usage in the first time period; the green energy usage in the first time period; or the indication information indicating to increase the green energy usage in the first time period, or the indication information indicating to decrease the green energy usage in the first time period.
The method according to claim 16 or 17, wherein the control request comprises location information of the communication network element, or identification information of a power supply system corresponding to the communication network element.
The method according to claim 18, wherein before sending the control request, the method further comprises: obtaining, based on the location information corresponding to the identification information of the communication network element, the identification information of the power supply system corresponding to the communication network element; and storing a correspondence between the identification information of the communication network element and the identification information of the power supply system.
The method according to any one of claims 16 to 19, wherein the method further comprises: sending feedback information based on the control response, wherein the feedback information indicates the control result of the green energy usage of the communication network element in the first time period.

Description

This application claims priority to Chinese Patent Application No. 202311015416.6, filed with the China National Intellectual Property Administration on August 10, 2023 and entitled "GREEN ENERGY MANAGEMENT METHOD, NETWORK ELEMENT, AND SYSTEM", which is incorporated herein by reference in its entirety. TECHNICAL FIELD This application relates to the field of communication technologies, and in particular, to a green energy management method, a network element, and a system. BACKGROUND Dramatic changes in climate pose a major threat to human society. Therefore, many countries have elevated "carbon neutrality" to national strategies and proposed long-term goals for a carbon-free future. More robust policies and measures can be adopted in the future. For example, every effort is made to achieve peak carbon emission by 2030 for carbon dioxide emission and to achieve carbon neutrality by 2060. It can be learned from prediction of operators on 5th-generation (5th-generation, 5G) construction and planning that carbon emission of telecommunication networks will reach 406 million tons in 2025, and is increased by 74% in comparison with 2019. Large-scale 5G deployment faces a major energy consumption challenge for sustainable development. In terms of network construction and maintenance, energy saving and carbon reduction of devices, sites, and equipment rooms are inevitable problems in the information and communication industry. Therefore, how to perform green energy management on a communication network element is an urgent problem to be resolved. SUMMARY Embodiments of this application provide a green energy management method, a network element, and a system, to effectively manage green energy usage of a communication network element, and improve a capability of a network management system to control energy usage of the communication network element. According to a first aspect, an embodiment of this application provides a green energy management method. The method is applied to a first network element. The first network element may be a green energy management functional unit or a green energy management functional entity. The method includes: obtaining a green energy decision factor, where the green energy decision factor is a factor used to decide a green energy usage status of a communication network element; and sending green energy management indication information based on the green energy decision factor, where the green energy management indication information is used to control green energy usage of the communication network element in a first time period. In this embodiment of this application, the first network element obtains the green energy decision factor, and may send the green energy management indication information based on the green energy decision factor, to manage green energy usage of the communication network element, and improve a capability (or referred to as control strength) of a network management system to control energy usage of the communication network element. In a possible implementation, the green energy decision factor includes a measurement value of and a requirement on a green energy indicator of the communication network element. In this embodiment of this application, the first network element sends the green energy management indication information by using the measurement value of the green energy indicator of the communication network element and the requirement on the green energy indicator. In this way, the green energy usage of the communication network element is managed, and a capability of the first network element to control energy usage (for example, the green energy usage) of the communication network element is improved. In addition, the green energy usage of the communication network element is adjusted as required, and the green energy usage is accurately optimized, and flexibility of green energy management is improved. In a possible implementation, sending the green energy management indication information based on the green energy decision factor includes: when the measurement value does not satisfy the requirement, sending the green energy management indication information based on a difference between the measurement value and the requirement. In a possible implementation, the green energy indicator includes at least one of the following: a green energy proportion, where the green energy proportion indicates a proportion of green energy consumption of the communication network element in overall energy consumption of the communication network element; green energy usage, where the green energy usage indicates green energy consumption of the communication network element in a second time period; a green energy supply, where the green energy supply indicates an amount of green energy provided for the communication network element in a second time period; carbon emission, where the carbon emission indicates carbon emission generated by the communication net