CN116739785A - Blockchain-based carbon footprint tracking method, system and equipment for inter-provincial spot transactions - Google Patents

Abstract

The invention discloses a block chain-based inter-provincial spot transaction carbon footprint tracking method, system and equipment, and belongs to the technical field of electric power; the carbon footprint tracking method comprises the following steps: collecting a cross-provincial power transaction result of an inter-provincial power spot market through a blockchain, and storing the cross-provincial power transaction result into an agent account of a blockchain manufacturer; modeling the carbon emission distribution of the inter-provincial power spot transaction by combining the inter-provincial power spot market clearing result to obtain a carbon emission distribution coefficient; according to the agent account information of each power generation province and each power purchase province, the inter-province power spot market clearing result and the carbon emission distribution coefficient, the evaluation of the whole process of carbon production, carbon transfer and carbon distribution is completed through intelligent contracts, and the evaluation is recorded into a block chain; and forming non-tamperable carbon footprint information in the blockchain through a chain structure according to the result of the intelligent contract record.

Description

Blockchain-based carbon footprint tracking method, system and equipment for inter-provincial spot transactions

Technical field

The invention belongs to the field of electric power technology, and specifically relates to inter-provincial spot transaction carbon footprint tracking methods, systems and equipment based on blockchain.

Background technique

In order to promote the optimal allocation and rational flow of power resources, my country has promoted the power market reform nationwide and established a multi-level power market system across regions, provinces, regions, and provincial levels. Among them, inter-provincial power spot trading is a A new means of inter-provincial and cross-regional resource mutual aid. However, in the current inter-provincial electricity spot trading, there are problems in tracking carbon emission data. That is, inter-provincial electricity spot trading involves multiple entities and markets. It is necessary to clarify the carbon emission responsibilities and rights of all parties, and how to conduct carbon emissions during the transaction process. division and transfer of rights.

In response to this problem, the present invention proposes a blockchain-based carbon footprint tracking method, system and equipment for inter-provincial spot transactions.

Contents of the invention

In view of the shortcomings of the existing technology, the purpose of the present invention is to provide a blockchain-based inter-provincial spot transaction carbon footprint tracking method, system and equipment, so as to solve the problems in the existing technology.

The object of the present invention can be achieved through the following technical solutions:

A blockchain-based carbon footprint tracking method for inter-provincial spot transactions includes the following steps:

Collect inter-provincial power transaction results from the inter-provincial power spot market through the blockchain, and store them in the agency accounts of each power generation province and power purchase province in the blockchain merchant;

Combined with the inter-provincial electricity spot market clearing results, the carbon emission distribution of inter-provincial electricity spot trading is modeled and the carbon emission distribution coefficient is obtained;

Based on the agency account information of each power generation province and power purchase province, the clearing results of the inter-provincial power spot market and the carbon emission distribution coefficient, the entire process of carbon production, carbon transfer and carbon distribution is assessed through smart contracts and recorded in the blockchain middle;

According to the results recorded by the smart contract, non-tamperable carbon footprint information is formed in the blockchain through a chain structure.

Further, the inter-provincial power transaction results of the inter-provincial power spot market include the following information:

1) The amount of electricity traded in each trading path in the inter-provincial electricity spot market;

2) Provincial power generation unit quotation information in the inter-provincial electricity spot market;

3) In the inter-provincial electricity spot market, information on the winning bid price and winning amount of provincial units for power generation;

4) Provincial unit quotation information for power purchase in the inter-provincial electricity spot market;

5) Information on the winning bid prices and winning power quantities of the provinces purchasing electricity in the inter-provincial electricity spot market.

Furthermore, the carbon emission allocation model for inter-provincial electricity spot trading is:

In the formula, p _By and are the bidding price and winning bid price of province y respectively, p _Sx and/> are the bidding price and winning price of electricity selling province x respectively; a _By and a _Sx are the welfare surplus of electricity purchasing province y and electricity selling province x respectively;/> and/> They are the proportions of carbon emissions borne by province x that purchases electricity and province y that sells electricity respectively, that is, according to the principle of “whoever gains the benefit bears it”.

Further, the entire process of carbon production, carbon transfer and carbon distribution is evaluated through carbon production, carbon transfer and carbon distribution models respectively;

Among them, the carbon production model is:

In the formula, represents the carbon emissions of unit j in electricity selling province x, q _{Sj,x represents} the carbon emissions caused by every 1MW of electric energy generated by unit j in electricity selling province The amount of electricity emitted by j.

Further, the carbon transfer model is:

In the formula, Represents the total carbon emissions of electricity selling province x, NG represents the number of units in power selling province x; Indicates the carbon emissions of transaction path n;/> Indicates the amount of electricity transacted by transaction path n in electricity selling province x; NL represents the number of transaction paths in electricity selling province x.

Further, the carbon allocation model is:

In the formula, Indicates the carbon emissions that province y needs to bear when purchasing electricity;/> Indicates the carbon emissions that province x that sells electricity needs to bear.

Furthermore, the power information of inter-provincial transactions is packaged and stored in the blockchain, and non-tamperable, open and transparent carbon footprint information is formed through smart contracts.

A blockchain-based carbon footprint tracking system for inter-provincial spot transactions, including:

Information collection module: Collect the inter-provincial power transaction results of the inter-provincial power spot market through the blockchain, and store them in the agency accounts of each power generation province and power purchase province in the blockchain merchant;

Model building module: Combined with the inter-provincial electricity spot market clearing results, model the carbon emission distribution of inter-provincial electricity spot trading to obtain the carbon emission distribution coefficient;

Assessment module: Based on the agency account information of each power generation province and power purchase province, the inter-provincial power spot market clearing results and the carbon emission distribution coefficient, the entire process of carbon production, carbon transfer and carbon distribution is assessed through smart contracts and recorded. in blockchain;

And, the carbon footprint tracking module: based on the results recorded by the smart contract, non-tamperable carbon footprint information is formed in the blockchain through a chain structure.

A device consisting of:

one or more processors;

Memory, used to store one or more programs;

When the one or more programs are executed by the one or more processors, the one or more processors are caused to implement the above carbon footprint tracking method.

A storage medium containing computer-executable instructions. When the computer-executable instructions are executed by a processor, the processor performs the above method.

Beneficial effects of the present invention:

1. Improve the credibility and transparency of carbon emission data. Blockchain technology can realize the decentralization, non-tampering, traceability and consensus verification of carbon emission data, ensure the authenticity and integrity of the data, and avoid data fraud and duplication. calculate.

2. Reduce the cost and risk of carbon emissions trading. Blockchain technology can realize smart contracts, automatic execution and distributed accounting of carbon emissions trading, reduce intermediary links and human intervention, and improve transaction efficiency and security.

3. Expand the scale and scope of carbon emissions trading. Blockchain technology can realize cross-regional, cross-industry, cross-market and cross-subject interconnection of carbon emissions trading, increase the diversity and participation of trading subjects, and promote market vitality and Competitiveness.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings needed to describe the embodiments or the prior art. Obviously, for those of ordinary skill in the art, Speaking of which, other drawings can be obtained based on these drawings without any creative effort.

Figure 1 is a flow chart of the method of the present invention;

Figure 2 is a schematic diagram of the equipment structure in Embodiment 2 of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Example 1

As shown in Figure 1, the blockchain-based carbon footprint tracking method for inter-provincial spot transactions includes the following steps:

S1, collect the inter-provincial power transaction results of the inter-provincial power spot market through the blockchain, and store them in the agency accounts of each power generation province and power purchase province in the blockchain merchant;

Each power generation province and power purchase province has the agent account of the blockchain provider. The information includes:

1) Inter-provincial electricity spot market transaction path information; 2) Inter-provincial electricity spot market carbon emission coefficient information of provincial generating units;

The cross-provincial power transaction results collected by the blockchain in the inter-provincial power spot market include the following information: 1) The amount of electricity traded in each transaction path in the inter-provincial power spot market; 2) The quotation information of provincial units in the inter-provincial power spot market; 3 ) In the inter-provincial electricity spot market, the winning bid price information and the winning bid amount of provincial units for power generation; 4) The inter-provincial electricity spot market, the provincial unit quotation information for purchasing electricity; 5) The inter-provincial electricity spot market, the winning bid price information and the winning amount of electricity purchased by the province.

S2. Based on the principle of "whoever benefits, who bears the cost" and combined with the clearing results of the inter-provincial electricity spot market, model the carbon emission distribution of inter-provincial electricity spot trading and obtain the carbon emission distribution coefficient;

The carbon emission allocation model for inter-provincial electricity spot trading is:

In the formula, p _By and are the bidding price and winning bid price of province y respectively, p _Sx and/> are the bidding price and winning price of electricity selling province x respectively; a _By and a _Sx are the welfare residuals of power purchasing province y and power selling province x respectively; and/> are the carbon emission proportions of electricity purchasing province x and electricity selling province y respectively. Equation (1a) is the bidding price p _By of province y and the winning bid price/> The absolute value of the difference represents the welfare surplus of electricity purchasing province y participating in the inter-provincial electricity spot market; Equation (2a) is the bidding price p _Sx and winning bid price of electricity selling province x/> The absolute value of the difference represents the welfare surplus of the electricity selling province , whoever benefits more from the inter-provincial electricity spot market will need to bear more carbon emission costs.

S3, based on the account information of each power generation province and power purchase province collected by the blockchain, the clearing results of the inter-provincial power spot market and the carbon emission distribution coefficient, complete the assessment of the entire process of carbon production, carbon transfer, and carbon distribution through smart contracts , and recorded in the blockchain;

The carbon production, carbon transfer, and carbon distribution processes are all evaluated by smart contracts on the blockchain to ensure the openness and transparency of the evaluation results; they are evaluated through the carbon production, carbon transfer, and carbon distribution models respectively:

1) Carbon production model:

In the formula, is the total carbon emission of unit j in electricity selling province x, equation (2a) is the carbon emission model of unit j in electricity selling province x, q _{Sj, The} amount of carbon emissions caused, in tons, the more advanced the technology _{, the smaller the q Sj ,} , the unit is MW.

2) Carbon transfer model:

In the formula, equation (2b) is the total carbon emission calculation model of electricity sales province x, Represents the total carbon emissions in electricity-selling province x, in tons; NG represents the number of units in electricity-selling province Indicates the carbon emissions of transaction path n;/> Indicates the amount of electricity sold by transaction path n in electricity sales province x, in MW; NL represents the number of transaction paths in electricity sales province x.

3) Carbon allocation model:

In the formula, Equation (2d) is the carbon emission calculation model borne by the power purchase province y in the transaction path n; Indicates the carbon emissions borne by the electricity purchasing province y, in tons; Equation (2e) is the carbon emission calculation model borne by the electricity selling province x in the transaction path n;/> Indicates the carbon emissions that province x that sells electricity needs to bear.

S4, based on the results recorded by the smart contract, non-tamperable carbon footprint information is formed in the blockchain through a chain structure;

The non-tamperable information formed by S3, that is, the carbon emission quota each province needs to bear, is packaged and stored in the blockchain to form non-tamperable, open and transparent carbon footprint information.

Example 2

As shown in Figure 2, when the device 12 is running, it can execute the tracking method of Embodiment 1; the device 12 is represented in the form of a general computing device. Components of device 12 may include, but are not limited to, one or more processors or processing units 16, system memory 28, and bus 18 connecting various system components, including system memory 28 and processing unit 16.

Bus 18 represents one or more of several types of bus structures, including a memory bus or memory controller, a peripheral bus, a graphics accelerated port, a processor, or a local bus using any of a variety of bus structures. For example, these architectures include, but are not limited to, the Industry Standard Architecture (ISA) bus, the Micro Channel Architecture (MAC) bus, the Enhanced ISA bus, the Video Electronics Standards Association (VESA) local bus, and the Peripheral Component Interconnect ( PCI) bus.

Device 12 typically includes a variety of computer system readable media. These media can be any available media that can be accessed by device 12, including volatile and nonvolatile media, removable and non-removable media.

System memory 28 may include computer system readable media in the form of volatile memory, such as random access memory (RAM) 30 and/or cache memory 32 . Device 12 may further include other removable/non-removable, volatile/non-volatile computer system storage media. By way of example only, storage system 34 may be used to read and write to non-removable, non-volatile magnetic media (not shown in Figure 2, commonly referred to as a "hard drive"). Although not shown in FIG. 2, a disk drive may be provided for reading and writing removable non-volatile disks (e.g., "floppy disks"), and for removable non-volatile optical disks (e.g., CD-ROM, DVD-ROM). or other optical media) that can read and write optical disc drives. In these cases, each drive may be connected to bus 18 through one or more data media interfaces. Memory 28 may include at least one program product having a set (eg, at least one) of program modules configured to perform the functions of embodiments of the invention.

A program/utility 40 having a set of (at least one) program modules 42, including but not limited to an operating system, one or more application programs, other program modules, and program data, may be stored, for example, in memory 28 , each of these examples or some combination may include the implementation of a network environment. Program modules 42 generally perform functions and/or methods in the described embodiments of the invention.

Device 12 may also communicate with one or more external devices 14 (e.g., keyboard, pointing device, display 24, etc.), with one or more devices that enable a user to interact with device 12, and/or with one or more devices that enable the device 12 to interact with the device 12. Device 12 can communicate with any device (eg, network card, modem, etc.) that communicates with one or more other computing devices. This communication may occur through input/output (I/O) interface 22. Also, device 12 may communicate with one or more networks (eg, a local area network (LAN), a wide area network (WAN), and/or a public network, such as the Internet) through network adapter 20. As shown in Figure 2, network adapter 20 communicates with other modules of device 12 via bus 18. It will be appreciated that, although not shown in the figures, other hardware and/or software modules may be used in conjunction with device 12, including but not limited to: microcode, device drivers, redundant processing units, external disk drive arrays, RAID systems, tape drives, and Data backup storage system, etc.

The processing unit 16 executes programs stored in the system memory 28 to perform various functional applications and data processing, for example, implementing the day-ahead market clearing method provided by the embodiment of the present invention.

In the description of this specification, reference to the terms "one embodiment," "example," "specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one aspect of the invention. in an embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above embodiments. The above embodiments and descriptions only illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have other aspects. Various changes and modifications are possible, which fall within the scope of the claimed invention.

Claims (10)

1. A blockchain-based carbon footprint tracking method for inter-provincial spot transactions, which is characterized by including the following steps: Collect inter-provincial power transaction results from the inter-provincial power spot market through the blockchain, and store them in the agency accounts of each power generation province and power purchase province in the blockchain merchant; Combined with the inter-provincial electricity spot market clearing results, the carbon emission distribution of inter-provincial electricity spot trading is modeled and the carbon emission distribution coefficient is obtained; Based on the agency account information of each power generation province and power purchase province, the clearing results of the inter-provincial power spot market and the carbon emission distribution coefficient, the entire process of carbon production, carbon transfer and carbon distribution is assessed through smart contracts and recorded in the blockchain middle; According to the results recorded by the smart contract, non-tamperable carbon footprint information is formed in the blockchain through a chain structure. 2. The blockchain-based carbon footprint tracking method for inter-provincial spot transactions according to claim 1, characterized in that the inter-provincial electricity transaction results of the inter-provincial electricity spot market include the following information: 1) The amount of electricity traded in each trading path in the inter-provincial electricity spot market; 2) Provincial power generation unit quotation information in the inter-provincial electricity spot market; 3) In the inter-provincial electricity spot market, information on the winning bid price and winning amount of provincial units for power generation; 4) Provincial unit quotation information for power purchase in the inter-provincial electricity spot market; 5) Information on the winning bid prices and winning power quantities of the provinces purchasing electricity in the inter-provincial electricity spot market. 3. The blockchain-based inter-provincial spot transaction carbon footprint tracking method according to claim 1, characterized in that the carbon emission distribution model of inter-provincial electricity spot transaction is: In the formula, p _By and are the bidding price and winning bid price of province y respectively, p _Sx and/> are the bidding price and winning price of electricity selling province x respectively; a _By and a _Sx are the welfare surplus of electricity purchasing province y and electricity selling province x respectively;/> and/> They are the proportions of carbon emissions borne by province x that purchases electricity and province y that sells electricity respectively, that is, according to the principle of “whoever gains the benefit bears it”. 4. The inter-provincial spot transaction carbon footprint tracking method based on blockchain according to claim 1, characterized in that the entire process of carbon production, carbon transfer and carbon distribution is carried out through carbon production, carbon transfer and carbon distribution models respectively. to evaluate; Among them, the carbon production model is: In the formula, represents the carbon emissions of unit j in electricity selling province x, q _{Sj,x represents} the carbon emissions caused by every 1MW of electric energy generated by unit j in electricity selling province The amount of electricity emitted by j. 5. The inter-provincial spot transaction carbon footprint tracking method based on blockchain according to claim 4, characterized in that the carbon transfer model is: In the formula, Represents the total carbon emissions of electricity selling province x, NG represents the number of units in power selling province x;/> Indicates the carbon emissions of transaction path n;/> Indicates the amount of electricity transacted by transaction path n in electricity selling province x; NL represents the number of transaction paths in electricity selling province x. 6. The blockchain-based inter-provincial spot transaction carbon footprint tracking method according to claim 5, characterized in that the carbon allocation model is: In the formula, Indicates the carbon emissions that province y needs to bear when purchasing electricity;/> Indicates the carbon emissions that province x that sells electricity needs to bear. 7. The carbon footprint tracking method for inter-provincial spot transactions based on blockchain according to claim 1, characterized in that the electricity information of inter-provincial transactions is packaged and stored in the blockchain, and an tamper-proof record is formed through smart contracts. , open and transparent carbon footprint information. 8. A blockchain-based carbon footprint tracking system for inter-provincial spot transactions, which is characterized by: Information collection module: Collect the inter-provincial power transaction results of the inter-provincial power spot market through the blockchain, and store them in the agency accounts of each power generation province and power purchase province in the blockchain merchant; Model building module: Combined with the inter-provincial electricity spot market clearing results, model the carbon emission distribution of inter-provincial electricity spot trading to obtain the carbon emission distribution coefficient; Assessment module: Based on the agency account information of each power generation province and power purchase province, the inter-provincial power spot market clearing results and the carbon emission distribution coefficient, the entire process of carbon production, carbon transfer and carbon distribution is assessed through smart contracts and recorded. in blockchain; And, the carbon footprint tracking module: based on the results recorded by the smart contract, non-tamperable carbon footprint information is formed in the blockchain through a chain structure. 9. A device, characterized in that it includes: one or more processors; Memory, used to store one or more programs; When the one or more programs are executed by the one or more processors, the one or more processors are caused to implement the carbon footprint tracking method as described in any one of claims 1-7. 10. A storage medium containing computer-executable instructions, characterized in that when the computer-executable instructions are executed by a processor, the processor performs the method of any one of claims 1-7.