Carbon footprint accounting method and device based on knowledge graph

Abstract

The invention provides a carbon footprint accounting method and device based on a knowledge graph, and the method comprises the steps: determining a to-be-accounting object, and obtaining the carbon footprint data corresponding to the to-be-accounting object; constructing a knowledge graph according to the carbon footprint data; based on the knowledge graph, carbon footprint accounting is conducted on the to-be-accounting object, and a carbon footprint accounting result corresponding to the to-be-accounting object is obtained.According to the method, the knowledge graph is constructed through the carbon footprint data, integration of the multi-source heterogeneous carbon footprint data and accurate expression of the carbon emission relation are achieved, and based on the knowledge graph, the carbon footprint accounting result of the to-be-accounting object is obtained. And obtaining the carbon footprint accounting result corresponding to the to-be-accounted object. The carbon footprint accounting result corresponding to the to-be-accounted object can be obtained more accurately and efficiently.

Description

Technical Field

[0001] This application relates to the technical field of carbon footprint accounting, and particularly to a carbon footprint accounting method and device based on a knowledge graph. Background Art

[0002] Carbon footprint accounting is an important tool for evaluating the carbon emissions of products, services or organizations, and is widely used in the transformation of the low-carbon economy and sustainable development. However, most existing carbon footprint accounting methods rely on static data and simple linear models, and it is difficult to cope with the integration and analysis of multi-source heterogeneous data in complex systems. As a semantic network technology, the knowledge graph can effectively express complex relationships, but its application in the field of carbon footprint accounting has not been fully developed. Summary of the Invention

[0003] The purpose of this application is to solve at least one of the technical problems in the above technologies to some extent.

[0004] The first aspect of this application provides a carbon footprint accounting method based on a knowledge graph, including: determining an object to be accounted, and obtaining carbon footprint data corresponding to the object to be accounted; constructing a knowledge graph according to the carbon footprint data; and performing carbon footprint accounting on the object to be accounted based on the knowledge graph to obtain a carbon footprint accounting result corresponding to the object to be accounted.

[0005] The second aspect of this application provides a carbon footprint accounting device based on a knowledge graph, including: a first acquisition module for determining an object to be accounted and obtaining carbon footprint data corresponding to the object to be accounted; a second acquisition module for constructing a knowledge graph according to the carbon footprint data; and an accounting module for performing carbon footprint accounting on the object to be accounted based on the knowledge graph to obtain a carbon footprint accounting result corresponding to the object to be accounted.

[0006] The third aspect of this application provides an electronic device, including: at least one processor; and a memory communicatively connected to the at least one processor; wherein, the memory stores instructions executable by the at least one processor, and the instructions are executed by the at least one processor to enable the at least one processor to execute the carbon footprint accounting method provided by the first aspect of this application.

[0007] The fourth aspect of this application provides a non-transitory computer-readable storage medium storing computer instructions for causing a computer to execute the carbon footprint accounting method provided by the first aspect of this application.

[0008] The fifth aspect of the present application provides a computer program product. When the instruction processor in the computer program product executes, it performs the carbon footprint accounting method based on a knowledge graph provided in the first aspect of the present application.

[0009] A carbon footprint accounting method based on a knowledge graph provided in the present application determines an object to be accounted, obtains carbon footprint data corresponding to the object to be accounted, constructs a knowledge graph based on the carbon footprint data, performs carbon footprint accounting on the object to be accounted based on the knowledge graph, and obtains a carbon footprint accounting result corresponding to the object to be accounted. Thus, the present application constructs a knowledge graph through carbon footprint data, realizes the integration of multi-source heterogeneous carbon footprint data and the accurate expression of carbon emission relationships, and based on the knowledge graph, obtains the carbon footprint accounting result corresponding to the object to be accounted, which can obtain the carbon footprint accounting result corresponding to the object to be accounted more accurately and efficiently, and has important environmental protection and economic value.

[0010] Additional aspects and advantages of the present application will be given in part in the following description, become apparent in part from the following description, or be understood through the practice of the present application. Description of the Drawings

[0011] The above and / or additional aspects and advantages of the present application will become apparent and be readily understood from the following description of the embodiments in conjunction with the drawings, where:

[0012] Figure 1 is a schematic flowchart of a carbon footprint accounting method based on a knowledge graph according to an embodiment of the present application;

[0013] Figure 2 is a schematic flowchart of a carbon footprint accounting method based on a knowledge graph according to another embodiment of the present application;

[0014] Figure 3 is a schematic structural diagram of a carbon footprint accounting device based on a knowledge graph according to an embodiment of the present application;

[0015] Figure 4 is a block diagram of an electronic device according to an embodiment of the present application. Detailed Embodiments

[0016] The embodiments of the present application will be described in detail below. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are intended to explain the present application and should not be construed as limiting the present application.

[0017] The following describes a carbon footprint accounting method, device, electronic device, and medium based on a knowledge graph according to an embodiment of the present application with reference to the drawings.

[0018] Figure 1 The flowchart of a carbon footprint accounting method based on a knowledge graph according to an embodiment of the present application is shown as Figure 1 follows. The method includes:

[0019] S101, determining the object to be accounted, and obtaining the carbon footprint data corresponding to the object to be accounted.

[0020] Among them, the carbon footprint is an indicator used to measure the amount of carbon dioxide emissions directly or indirectly caused by an individual, organization, product, or country within a certain period of time.

[0021] It should be noted that the present disclosure does not limit the type of the object to be accounted. Optionally, the object to be accounted may be a product, service, or organization.

[0022] Optionally, the object to be accounted may be various products with carbon emissions during the production process, such as electronic products, transportation means, etc.

[0023] Optionally, the object to be accounted may be an enterprise providing various process services, such as a logistics service enterprise, a tourism service enterprise, etc.

[0024] In the embodiment of the present disclosure, after determining the object to be accounted, the carbon footprint data of the object to be accounted may be collected to obtain the carbon footprint data corresponding to the object to be accounted.

[0025] For example, if the object to be accounted is an electronic product, the energy consumption data, production process data, supply chain data, and life cycle data of the electronic product may be collected to obtain the carbon footprint data corresponding to the object to be accounted.

[0026] For example, if the object to be accounted is a logistics service enterprise, the energy consumption data, transportation tool data, warehousing data, and supply chain data of the logistics service enterprise may be collected to obtain the carbon footprint data corresponding to the object to be accounted.

[0027] S102, constructing a knowledge graph according to the carbon footprint data.

[0028] In the embodiment of the present disclosure, after obtaining the carbon footprint data, the carbon footprint data may be processed to construct a knowledge graph.

[0029] Among them, the knowledge graph is a graph-like data structure composed of nodes (entities) and edges (relationships between entities).

[0030] Optionally, entity recognition may be performed on the carbon footprint data to obtain carbon emission entities, relationship extraction may be performed on the carbon emission entities to obtain the carbon emission relationships between the carbon emission entities, and a knowledge graph may be constructed based on the carbon emission entities and the carbon emission relationships between the carbon emission entities.

[0031] For example, entity recognition can be performed on carbon footprint data to obtain carbon emission entities, such as energy types, production equipment, transportation tools, products, etc. Relationship extraction is performed on the carbon emission entities to obtain the carbon emission relationships between the carbon emission entities, such as "energy type - carbon emission factor", "production equipment - energy consumption", "product - supply chain", etc. The carbon emission entities and the carbon emission relationships between them are stored to construct a knowledge graph.

[0032] It should be noted that by constructing a knowledge graph, the sources, processes, and results of carbon emissions can be analyzed more intuitively. After obtaining the knowledge graph, a graph database can be used to manage the knowledge graph.

[0033] S103, based on the knowledge graph, perform carbon footprint accounting on the object to be accounted for, and obtain the carbon footprint accounting result corresponding to the object to be accounted for.

[0034] Among them, the accounting of carbon footprint covers the emissions throughout the entire life cycle of a product or service from production, transportation, final use to waste treatment.

[0035] In the embodiments of the present disclosure, determine the carbon footprint accounting scope of the object to be accounted for. Based on the knowledge graph and the carbon footprint accounting scope, perform carbon footprint accounting on the object to be accounted for, and obtain the carbon footprint accounting result corresponding to the object to be accounted for.

[0036] For example, if the object to be accounted for is an electronic product, the carbon footprint accounting scope may include the production stage, transportation stage, and use stage.

[0037] For example, if the object to be accounted for is a logistics service enterprise, the carbon footprint accounting scope may include the transportation stage and the warehousing stage.

[0038] Optionally, based on the knowledge graph, determine the target carbon emission entities within the carbon footprint accounting scope and the target carbon emission relationships between the target carbon emission entities. According to the target carbon emission entities and the target carbon emission relationships, determine the target carbon emission data corresponding to the object to be accounted for. According to the target carbon emission data, obtain the carbon footprint accounting result corresponding to the object to be accounted for.

[0039] A carbon footprint accounting method based on a knowledge graph proposed in this application determines the object to be accounted for, obtains the carbon footprint data corresponding to the object to be accounted for, constructs a knowledge graph according to the carbon footprint data, performs carbon footprint accounting on the object to be accounted for based on the knowledge graph, and obtains the carbon footprint accounting result corresponding to the object to be accounted for. Thus, this application constructs a knowledge graph through carbon footprint data, realizes the integration of multi-source heterogeneous carbon footprint data and the accurate expression of carbon emission relationships. Based on the knowledge graph, the carbon footprint accounting result corresponding to the object to be accounted for can be obtained more accurately and efficiently, which has important environmental protection and economic value.

[0040] Figure 2 The following is a schematic flowchart of a carbon footprint accounting method based on a knowledge graph according to an embodiment of the present application. As Figure 2 shown, the method includes:

[0041] S201, determine the object to be accounted, and obtain the carbon footprint data corresponding to the object to be accounted.

[0042] Regarding the relevant content of S201, reference can be made to the above embodiment, and details will not be elaborated here.

[0043] S202, perform entity recognition on the carbon footprint data to obtain carbon emission entities.

[0044] It should be noted that the present disclosure does not limit the specific manner of performing entity recognition on the carbon footprint data to obtain carbon emission entities, and can be selected according to actual situations.

[0045] Optionally, a pre-trained entity recognition model can be obtained, and the carbon footprint data is input into the entity recognition model to perform entity recognition on the carbon footprint data to obtain carbon emission entities.

[0046] For example, if the object to be accounted is an electronic product, the carbon footprint data corresponding to the electronic product can be input into the entity recognition model to perform entity recognition on the carbon footprint data to obtain various carbon emission entities such as "electricity", "production line", "transportation tool", "raw material", etc.

[0047] For example, if the object to be accounted is a logistics service enterprise, the carbon footprint data corresponding to the logistics service enterprise can be input into the entity recognition model to perform entity recognition on the carbon footprint data to obtain various carbon emission entities such as "diesel", "transportation vehicle", "warehouse", "customer", etc.

[0048] S203, perform relationship extraction on the carbon emission entities to obtain the carbon emission relationships between the carbon emission entities.

[0049] It should be noted that the present disclosure does not limit the specific manner of performing relationship extraction on the carbon emission entities to obtain the carbon emission relationships between the carbon emission entities, and can be selected according to actual situations.

[0050] Optionally, a pre-trained relationship extraction model can be obtained, and based on the pre-trained relationship extraction model, relationship extraction is performed on the carbon emission entities to obtain the carbon emission relationships between the carbon emission entities.

[0051] For example, if the object to be accounted is an electronic product, based on the pre-trained relationship extraction model, relationship extraction is performed on the carbon emission entities corresponding to the electronic product to obtain carbon emission relationships such as "electricity - carbon emission factor", "production line - energy consumption", "raw material - supply chain", etc.

[0052] For example, if the object to be accounted is a logistics service enterprise, based on a pre-trained relationship extraction model, relationship extraction can be performed on the carbon emission entities corresponding to the logistics service enterprise to obtain carbon emission relationships such as "diesel - carbon emission factor", "transport vehicle - energy consumption", and "warehouse - electricity consumption".

[0053] S204. Construct a knowledge graph based on the carbon emission relationships between carbon emission entities.

[0054] In the embodiments of the present disclosure, after obtaining the carbon emission relationships between carbon emission entities, a knowledge graph can be constructed based on the carbon emission relationships between carbon emission entities.

[0055] It should be noted that in order to ensure the timeliness and accuracy of the knowledge graph, it is possible to identify whether there is an update in the carbon footprint data. In response to the existence of an update in the carbon footprint data, the knowledge graph is updated according to the updated carbon footprint data.

[0056] S205. Determine the carbon footprint accounting scope of the object to be accounted.

[0057] For example, if the object to be accounted is an electronic product, the carbon footprint accounting scope of the electronic product can include the production stage, the transportation stage, and the use stage.

[0058] For example, if the object to be accounted is a logistics service enterprise, the carbon footprint accounting scope of the logistics service enterprise can include the transportation stage and the warehousing stage.

[0059] S206. Based on the knowledge graph, determine the target carbon emission entities within the carbon footprint accounting scope and the target carbon emission relationships between the target carbon emission entities.

[0060] Optionally, the target carbon emission entities within the carbon footprint accounting scope and the target carbon emission relationships between the target carbon emission entities can be queried in the knowledge graph.

[0061] S207. Determine the target carbon emission data corresponding to the object to be accounted according to the target carbon emission entities and the target carbon emission relationships.

[0062] Optionally, after obtaining the target carbon emission entities and the target carbon emission relationships, multi-source carbon emission data can be extracted as the target carbon emission data corresponding to the object to be accounted.

[0063] S208. Obtain the carbon footprint accounting result corresponding to the object to be accounted according to the target carbon emission data.

[0064] In an embodiment of the present disclosure, according to the target carbon emission data, the direct carbon emission result and the indirect carbon emission result corresponding to the object to be accounted can be obtained, and the direct carbon emission result and the indirect carbon emission result are summarized to obtain the carbon footprint accounting result corresponding to the object to be accounted.

[0065] In an embodiment of the present disclosure, after obtaining the carbon footprint accounting result corresponding to the object to be accounted, a carbon footprint accounting report is generated based on the carbon footprint accounting result.

[0066] Among them, the carbon footprint accounting report can comprehensively display the carbon emission situation corresponding to the object to be accounted. The carbon footprint accounting at least includes the carbon footprint accounting result, carbon emission distribution, emission hotspots, emission reduction suggestions, etc.

[0067] A carbon footprint accounting method based on a knowledge graph proposed in this application determines the object to be accounted, obtains the carbon footprint data corresponding to the object to be accounted, performs entity recognition on the carbon footprint data to obtain carbon emission entities, performs relationship extraction on the carbon emission entities to obtain the carbon emission relationships between the carbon emission entities, constructs a knowledge graph based on the carbon emission entities and the carbon emission relationships between the carbon emission entities, determines the carbon footprint accounting scope of the object to be accounted, determines the target carbon emission entities within the carbon footprint accounting scope and the target carbon emission relationships between the target carbon emission entities based on the knowledge graph, determines the target carbon emission data corresponding to the object to be accounted according to the target carbon emission entities and the target carbon emission relationships, obtains the carbon footprint accounting result corresponding to the object to be accounted according to the target carbon emission data, and generates a carbon footprint accounting report based on the carbon footprint accounting result. Thus, the present disclosure constructs a knowledge graph according to the carbon footprint data, realizes the integration of multi-source heterogeneous data and the accurate expression of carbon emission relationships, can dynamically update the knowledge graph and the final carbon footprint accounting result when the carbon footprint data is updated, can be applied to the rapid change of carbon footprint data in complex systems, realizes the accurate accounting and dynamic management of carbon footprints in complex systems, ensures the accuracy and reliability of the carbon footprint accounting result, and this method can be applied to the carbon footprint accounting of products, services or organizations, and has important environmental protection and economic value.

[0068] Figure 3 It is a schematic structural diagram of a carbon footprint accounting device based on a knowledge graph according to an embodiment of the present application, as Figure 3 shown, a carbon footprint accounting device 1000 based on a knowledge graph includes a first acquisition module 110, a second acquisition module 120, and an accounting module 130, wherein:

[0069] The first acquisition module 110 is configured to determine the object to be accounted and obtain the carbon footprint data corresponding to the object to be accounted;

[0070] The second acquisition module 120 is configured to construct a knowledge graph according to the carbon footprint data;

[0071] The accounting module 130 is configured to perform carbon footprint accounting on the object to be accounted based on the knowledge graph, and obtain a carbon footprint accounting result corresponding to the object to be accounted.

[0072] A carbon footprint accounting device provided in the second aspect of this application further has the following technical features.

[0073] According to an embodiment of this application, the second acquisition module 120 is configured to: perform entity recognition on the carbon footprint data to obtain carbon emission entities; perform relationship extraction on the carbon emission entities to obtain carbon emission relationships between the carbon emission entities; and construct the knowledge graph based on the carbon emission entities and the carbon emission relationships between the carbon emission entities.

[0074] According to an embodiment of this application, the device 1000 is configured to: in response to an update of the carbon footprint data, update the knowledge graph according to the updated carbon footprint data.

[0075] According to an embodiment of this application, the accounting module 130 is configured to: determine the carbon footprint accounting scope of the object to be accounted; perform carbon footprint accounting on the object to be accounted based on the knowledge graph and the carbon footprint accounting scope, and obtain a carbon footprint accounting result corresponding to the object to be accounted.

[0076] According to an embodiment of this application, the accounting module 130 is configured to: based on the knowledge graph, determine target carbon emission entities within the carbon footprint accounting scope and target carbon emission relationships between the target carbon emission entities; determine target carbon emission data corresponding to the object to be accounted according to the target carbon emission entities and the target carbon emission relationships; and obtain a carbon footprint accounting result corresponding to the object to be accounted according to the target carbon emission data.

[0077] According to an embodiment of this application, the accounting module 130 is configured to: obtain a direct carbon emission result and an indirect carbon emission result corresponding to the object to be accounted according to the target carbon emission data; and summarize the direct carbon emission result and the indirect carbon emission result to obtain a carbon footprint accounting result corresponding to the object to be accounted.

[0078] According to an embodiment of this application, after obtaining the carbon footprint accounting result corresponding to the object to be accounted, the device 1000 is configured to: generate a carbon footprint accounting report based on the carbon footprint accounting result.

[0079] A carbon footprint accounting device based on a knowledge graph proposed in this application determines an object to be accounted, obtains carbon footprint data corresponding to the object to be accounted, constructs a knowledge graph based on the carbon footprint data, and conducts carbon footprint accounting on the object to be accounted based on the knowledge graph to obtain a carbon footprint accounting result corresponding to the object to be accounted. Thus, this application constructs a knowledge graph through carbon footprint data, realizes the integration of multi-source heterogeneous carbon footprint data and the accurate expression of carbon emission relationships, and based on the knowledge graph, obtains a carbon footprint accounting result corresponding to the object to be accounted, which can more accurately and efficiently obtain the carbon footprint accounting result corresponding to the object to be accounted.

[0080] To achieve the above embodiments, this application also provides an electronic device, a computer-readable storage medium, and a computer program product.

[0081] Figure 4 The block diagram of the electronic device according to an embodiment of this application is shown as Figure 4 shown. The device 2000 includes a memory 210, a processor 220, and a computer program stored in the memory 210 and executable on the processor 220. When the processor 220 executes the program instructions, it implements the carbon footprint accounting method based on the knowledge graph of Figures 1 to 2 the embodiment.

[0082] To implement the above embodiments, this application also provides a non-transitory computer-readable storage medium storing computer instructions for causing a computer to execute Figures 1 to 2 the carbon footprint accounting method based on the knowledge graph of

[0083] the embodiment. Figures 1 to 2 To implement the above embodiments, this application also provides a computer program product that, when the instruction processor in the computer program product executes, executes

[0084] In the description of this specification, the descriptions referring to terms such as "an embodiment", "some embodiments", "examples", "specific examples", or "some examples" mean that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of this application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In addition, without conflict, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0085] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In the description of this application, "a plurality of" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0086] Any process or method description represented in a flowchart or described otherwise herein can be understood to represent a module, segment, or portion of code including one or more executable instructions for implementing a customized logical function or process. The scope of the preferred embodiments of this application includes additional implementations where functions may be executed in a manner not shown or discussed, including substantially concurrently or in reverse order according to the functions involved, which should be understood by those skilled in the art to which the embodiments of this application pertain.

[0087] The logic and / or steps represented in a flowchart or described otherwise herein, for example, can be considered a sequenced list of executable instructions for implementing a logical function and can be specifically implemented in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, a system including a processor, or other systems that can fetch and execute instructions from the instruction execution system, apparatus, or device. For the purposes of this specification, a "computer-readable medium" can be any device that can contain, store, communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. More specific examples (a non-exhaustive list) of the computer-readable medium include the following: an electrical connection portion with one or more wirings (electronic device), a portable computer diskette (magnetic device), a random access memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). Additionally, the computer-readable medium can even be paper or other suitable media on which the program can be printed, as the program can be obtained electronically, for example, by optically scanning the paper or other media, followed by editing, interpretation, or other appropriate processing as necessary, and then stored in a computer memory.

[0088] It should be understood that each part of the present application can be implemented by hardware, software, firmware, or a combination thereof. In the above embodiments, multiple steps or methods can be implemented by software or firmware stored in a memory and executed by a suitable instruction execution system. For example, if implemented by hardware, as in another embodiment, any one of the following techniques known in the art or a combination thereof can be used: discrete logic circuits having logic gate circuits for implementing logical functions on data signals, application specific integrated circuits having appropriate combinational logic gate circuits, programmable gate arrays (PGAs), field programmable gate arrays (FPGAs), etc.

[0089] Those of ordinary skill in the art can understand that all or part of the steps carried by the method of implementing the above embodiments can be completed by instructing relevant hardware through a program. The said program can be stored in a computer-readable storage medium. When the program is executed, it includes one or a combination of the steps of the method embodiments.

[0090] In addition, in each embodiment of the present application, each functional unit can be integrated in a processing module, or each unit can exist physically alone, or two or more units can be integrated in a module. The above integrated module can be implemented in the form of hardware or in the form of a software functional module. When the above integrated module is implemented in the form of a software functional module and sold or used as an independent product, it can also be stored in a computer-readable storage medium.

[0091] The above-mentioned storage medium can be a read-only memory, a magnetic disk, an optical disk, etc. Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present application. Those of ordinary skill in the art can make changes, modifications, substitutions, and variations to the above embodiments within the scope of the present application.

Claims

1. A carbon footprint accounting method based on knowledge graph, characterized in that: The method comprises: Determine an object to be accounted for, and obtain carbon footprint data corresponding to the object to be accounted for; Constructing a knowledge graph based on the carbon footprint data; Based on the knowledge graph, the carbon footprint of the object to be accounted is calculated to obtain the carbon footprint calculation result corresponding to the object to be accounted.

2. The method according to claim 1, characterized in that The step of constructing a knowledge graph based on the carbon footprint data includes: Performing entity recognition on the carbon footprint data to obtain carbon emission entities; Extracting relationships between the carbon emission entities to obtain carbon emission relationships between the carbon emission entities; The knowledge graph is constructed based on the carbon emission entity and the carbon emission relationship between the carbon emission entities.

3. The method according to claim 2, characterized in that The method further comprises: In response to an update to the carbon footprint data, the knowledge graph is updated according to the updated carbon footprint data.

4. The method according to claim 1, characterized in that The step of performing carbon footprint accounting on the object to be accounted for based on the knowledge graph and obtaining a carbon footprint accounting result corresponding to the object to be accounted for includes: Determine the carbon footprint accounting scope of the object to be accounted for; Based on the knowledge graph and the carbon footprint accounting scope, the carbon footprint accounting is performed on the object to be accounted for, and the carbon footprint accounting result corresponding to the object to be accounted is obtained.

5. The method according to claim 4, characterized in that The step of performing carbon footprint accounting on the object to be accounted for based on the knowledge graph and the carbon footprint accounting scope, and obtaining a carbon footprint accounting result corresponding to the object to be accounted for includes: Determine, based on the knowledge graph, a target carbon emission entity within the carbon footprint accounting scope and a target carbon emission relationship between the target carbon emission entities; Determining the target carbon emission data corresponding to the object to be accounted for according to the target carbon emission entity and the target carbon emission relationship; According to the target carbon emission data, a carbon footprint calculation result corresponding to the object to be calculated is obtained.

6. The method according to claim 5, characterized in that The step of obtaining the carbon footprint calculation result corresponding to the object to be calculated according to the target carbon emission data further includes: According to the target carbon emission data, obtaining the direct carbon emission results and indirect carbon emission results corresponding to the object to be accounted for; The direct carbon emission results and the indirect carbon emission results are summarized to obtain the carbon footprint accounting result corresponding to the object to be accounted for.

7. The method according to any one of claims 5 to 6, characterized in that: After obtaining the carbon footprint calculation result corresponding to the object to be calculated, the method further includes: Based on the carbon footprint calculation result, a carbon footprint calculation report is generated.

8. A carbon footprint calculation device based on knowledge graph, characterized in that: The device comprises: The first acquisition module is used to determine the object to be accounted for and acquire the carbon footprint data corresponding to the object to be accounted for; A second acquisition module is used to construct a knowledge graph based on the carbon footprint data; The accounting module is used to perform carbon footprint accounting on the object to be accounted for based on the knowledge graph, and obtain the carbon footprint accounting result corresponding to the object to be accounted for.

9. An electronic device, characterized in that: including a processor and a memory; The processor runs a program corresponding to the executable program code by reading the executable program code stored in the memory, so as to implement the method according to any one of claims 1 to 7.

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