WO2021189629A1 - Procédé et appareil de transaction de certificat d'énergie verte basée sur un blockchain, et support d'enregistrement - Google Patents

Procédé et appareil de transaction de certificat d'énergie verte basée sur un blockchain, et support d'enregistrement Download PDF

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WO2021189629A1
WO2021189629A1 PCT/CN2020/091404 CN2020091404W WO2021189629A1 WO 2021189629 A1 WO2021189629 A1 WO 2021189629A1 CN 2020091404 W CN2020091404 W CN 2020091404W WO 2021189629 A1 WO2021189629 A1 WO 2021189629A1
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certificate
green power
target green
blockchain
power certificate
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PCT/CN2020/091404
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English (en)
Chinese (zh)
Inventor
王栋
张显
张圣楠
玄佳兴
于晓昆
梁东
李方军
张旭
Original Assignee
国网电子商务有限公司
国网区块链科技(北京)有限公司
北京电力交易中心有限公司
国网天津市电力公司
国家电网有限公司
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Publication of WO2021189629A1 publication Critical patent/WO2021189629A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q30/00—Commerce
    • G06Q30/06—Buying, selling or leasing transactions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures

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  • This application relates to the field of power technology, and in particular to a blockchain-based green power certificate transaction method, device and storage medium.
  • Green power certificate (abbreviated as green certificate) is an electronic certificate with a unique identification code issued by the state for each MWh of non-aqueous renewable energy on-grid electricity generated by power generation companies. The only certificate.
  • green certificates can be traded to meet the different needs of enterprises.
  • the green certificate trading market has been activated, but the existing green certificate transactions are true Sex is difficult to guarantee.
  • the embodiments of this application provide a blockchain-based green power certificate transaction method, device, and storage medium, which can ensure the authenticity of green power certificate transactions by tracing the entire process of green certificate issuance and transaction.
  • the purpose and technical solutions are as follows:
  • the embodiment of the application provides a blockchain-based green power certificate transaction method, including:
  • transfer request for the target green power certificate trigger the execution of the transfer smart contract in the power transaction blockchain.
  • the execution process of the transfer smart contract is: writing the transfer record into the power transaction blockchain, The transfer record is used to record transfer information of the target green power certificate, and the target green power certificate is stored in the power transaction blockchain;
  • the method further includes:
  • the method further includes:
  • the method further includes:
  • the issuance process of the target green power certificate includes:
  • a green power certificate In response to the first object's request for a green power certificate, a green power certificate is generated, the green power certificate includes at least description information, a unique number of the certificate, and the validity period of the certificate;
  • the embodiment of the application provides a blockchain-based green power certificate transaction device, including:
  • the trigger module is configured to respond to the transfer request of the first object for the target green power certificate and trigger the execution of the transfer smart contract in the power transaction blockchain.
  • the execution process of the transfer smart contract is: writing a transfer record into the power transaction In the blockchain, the transfer record is used to record transfer information of the target green power certificate, and the target green power certificate is stored in the power transaction blockchain;
  • the sending module is configured to obtain the target green power certificate and the address of the transfer record on the power transaction blockchain from the power transaction blockchain, and record the target green power certificate and the transfer in the power transaction blockchain.
  • the address in the power transaction blockchain is sent to the second object in the transfer request, so that the second object pays the first object.
  • the device further includes:
  • the first search module is configured to respond to the verification request for the target green power certificate, and search for the existence of the target green power certificate in the power transaction blockchain;
  • the first determining module is configured to, if the target green power certificate exists in the power transaction blockchain, use the found target green power certificate as a basis for verifying the authenticity of the target green power certificate .
  • the device further includes:
  • the second search module is configured to respond to the transfer process trace request for the target green power certificate, and search for whether there is a transfer record corresponding to the target green power certificate in the power transaction blockchain;
  • the second determining module is configured to, if there is a transfer record corresponding to the target green power certificate in the power transaction blockchain, use the found transfer record corresponding to the target green power certificate as the traceable target green The basis for the transfer process of the power certificate.
  • the device further includes:
  • the third searching module is configured to respond to the request for tracing the issuance process of the target green power certificate, and search for the existence of the target green power certificate in the power transaction blockchain;
  • the third determining module is configured to, if the target green power certificate exists in the power transaction blockchain, use the found target green power certificate as a basis for tracing the issuance process of the target green power certificate.
  • the device further includes: an issuing module configured to:
  • a green power certificate In response to the first object's request for a green power certificate, a green power certificate is generated, the green power certificate includes at least description information, a unique number of the certificate, and the validity period of the certificate;
  • the embodiment of the present application provides a storage medium that stores an executable program, and when the executable program is executed by a processor, the above-mentioned blockchain-based green power certificate transaction method is realized.
  • the target green power certificate is stored in the power transaction blockchain, which can prevent the target green power certificate from being tampered with.
  • respond to the transfer request for the target green power certificate to trigger the transfer intelligence in the power transaction blockchain Contract execution the transfer record used to record the transfer information of the target green power certificate is written into the power transaction blockchain, to ensure that the target green power certificate and its transfer process can be traced, and reduce the need for the green power certificate and its transaction process. The risk of forgery in order to improve the authenticity of green power certificate transactions.
  • Figure 1 is a schematic diagram of the structure of a blockchain system provided by this application.
  • FIG. 2 is a flowchart of Embodiment 1 of a blockchain-based green power certificate transaction method provided by this application;
  • FIG. 3 is a flowchart of Embodiment 2 of a blockchain-based green power certificate transaction method provided by this application;
  • Figure 4 is a flowchart of Embodiment 3 of a blockchain-based green power certificate transaction method provided by this application;
  • FIG. 5 is a flowchart of Embodiment 4 of a blockchain-based green power certificate transaction method provided by this application;
  • Figure 6 is a schematic diagram of the logical structure of a blockchain-based green power certificate transaction device provided by this application.
  • FIG. 7 is a schematic diagram of the hardware composition structure of a blockchain-based green power certificate transaction device provided by this application.
  • the embodiment of the application discloses a blockchain-based green power certificate transaction method, which includes: responding to a transfer request of a first object for a target green power certificate, triggering the execution of a transfer smart contract in the power transaction blockchain, the transfer
  • the execution process of the smart contract is: writing a transfer record into the power transaction blockchain, the transfer record is used to record the transfer information of the target green power certificate, and the target green power certificate is stored in the power transaction In the block chain; obtain the target green power certificate and the transfer record address on the power transaction block chain from the power transaction block chain, and record the target green power certificate and the transfer in the power transaction block chain
  • the address in the power transaction blockchain is sent to the second object in the transfer request, so that the second object pays the first object.
  • the authenticity of the green power certificate transaction is guaranteed through the above methods.
  • the blockchain system includes: the lowest level of power transaction chain, including node management, consensus mechanism, smart contract, P2P network and other modules, which provide support for upper-level applications; the middle layer is blockchain identity management and blockchain monitoring and management modules, Provide access to blockchain member management and blockchain operating status monitoring capabilities; the upper application is the blockchain green certificate trading platform, which provides the functions of green certificate issuance, transaction, verification and traceability.
  • Step S11 In response to the transfer request of the first object for the target green power certificate, trigger the execution of the transfer smart contract in the power transaction blockchain, and the execution process of the transfer smart contract is: writing a transfer record into the power transaction block In the chain, the transfer record is used to record the transfer information of the target green power certificate, and the target green power certificate is stored in the power transaction blockchain.
  • the target green power certificate can be understood as: the green power certificate applied by the first object. Among them, the issuance process of the target green power certificate can include:
  • a green power certificate is generated, and the green power certificate includes at least description information, a unique voucher number, and a period of validity of the voucher;
  • A13 Store the target green power certificate in the power transaction blockchain
  • A14 Send the target green power certificate and the storage address of the target green power certificate in the power transaction blockchain to the first object.
  • the transfer information of the target green power certificate may include at least: information of the first object, information of another object participating in the target green power certificate transaction, and index information of the target green power certificate.
  • the index information of the target green power certificate may be used to search for the target green power certificate in the power transaction blockchain.
  • the transfer information of the target green power certificate may also include the signature of the target green power certificate and its associated information (for example, the public key of the first object).
  • the process of triggering the execution of the transfer smart contract in the power transaction blockchain can include but is not limited to:
  • the key information of the transaction contract signed by the first object and the second object in the transfer request is written into the power transaction blockchain to trigger the execution of the transfer smart contract.
  • the second object in the transfer request can be understood as: an object that receives the target green power certificate transferred by the first object.
  • Step S12. Obtain the target green power certificate and the address recorded on the power transaction blockchain from the power transaction blockchain, and record the target green power certificate and the transfer in the power transaction blockchain.
  • the address in the transaction blockchain is sent to the second object in the transfer request, so that the second object pays the first object.
  • Sending the address of the transfer record in the power transaction blockchain to the second object in the transfer request can ensure that the second object can trace the transaction process of the target green power certificate according to the transfer record, and reduce the risk of the green power certificate.
  • the risk of forgery in the transaction process so as to improve the authenticity of the transaction process of the green power certificate.
  • FIG. 3 a schematic flowchart of Embodiment 2 of a blockchain-based green power certificate transaction method provided for this application.
  • This embodiment mainly describes the foregoing Embodiment 1.
  • the extended scheme of the blockchain-based green power certificate transaction method is shown in Figure 3.
  • the method can include but is not limited to the following steps:
  • Step S21 In response to the transfer request of the first object for the target green power certificate, trigger the execution of the transfer smart contract in the power transaction block chain.
  • the execution process of the transfer smart contract is: writing a transfer record into the power transaction block In the chain, the transfer record is used to record the transfer information of the target green power certificate, and the target green power certificate is stored in the power transaction blockchain.
  • Step S22 Obtain the target green power certificate and the address of the transfer record on the power transaction blockchain from the power transaction blockchain, and record the target green power certificate and the transfer in the power transaction blockchain.
  • the address in the transaction blockchain is sent to the second object in the transfer request, so that the second object pays the first object.
  • steps S21-S22 please refer to the related introduction of steps S11-S12 in Embodiment 1, which will not be repeated here.
  • Step S23 In response to the verification request for the target green power certificate, search for whether the target green power certificate exists in the power transaction blockchain.
  • step S24 is executed.
  • the credibility of the target green power certificate can be improved based on the non-tamperable characteristics of the data in the power transaction blockchain.
  • Step S24 Use the found target green power certificate as a basis for verifying the authenticity of the target green power certificate.
  • the target green power certificate with high credibility can be used as a basis for verifying the authenticity of the target green power certificate, so as to improve the reliability of the verification.
  • this application provides a schematic flow chart of Embodiment 3 of a blockchain-based green power certificate transaction method.
  • This embodiment mainly describes the foregoing Embodiment 1.
  • the extended scheme of the blockchain-based green power certificate transaction method is shown in Figure 4. The method can include but is not limited to the following steps:
  • Step S31 In response to the transfer request of the first object for the target green power certificate, trigger the execution of the transfer smart contract in the power transaction block chain.
  • the execution process of the transfer smart contract is: writing a transfer record into the power transaction block In the chain, the transfer record is used to record the transfer information of the target green power certificate, and the target green power certificate is stored in the power transaction blockchain.
  • Step S32 Obtain the target green power certificate and the address recorded on the power transaction blockchain from the power transaction blockchain, and record the target green power certificate and the transfer in the power transaction blockchain.
  • the address in the transaction blockchain is sent to the second object in the transfer request, so that the second object pays the first object.
  • steps S31-S32 please refer to the related introduction of steps S11-S12 in Embodiment 1, which will not be repeated here.
  • Step S33 In response to the request for tracing the transfer process of the target green power certificate, search for whether there is a transfer record corresponding to the target green power certificate in the power transaction blockchain.
  • step S34 is executed.
  • Step S34 Use the found transfer record corresponding to the target green power certificate as a basis for tracing the transfer process of the target green power certificate.
  • the target green power certificate may be transferred one or more times, but whether it is one transfer or multiple transfers, the transfer record of each transfer of the target green power certificate is in the power transaction blockchain. record.
  • this application provides a schematic flow chart of Embodiment 4 of a blockchain-based green power certificate transaction method.
  • This embodiment mainly describes the foregoing Embodiment 1.
  • the extended scheme of the blockchain-based green power certificate transaction method is shown in Figure 5. The method can include but is not limited to the following steps:
  • Step S41 In response to the transfer request of the first object for the target green power certificate, trigger the execution of the transfer smart contract in the power transaction block chain.
  • the execution process of the transfer smart contract is: writing a transfer record into the power transaction block In the chain, the transfer record is used to record the transfer information of the target green power certificate, and the target green power certificate is stored in the power transaction blockchain.
  • Step S42 Obtain the target green power certificate and the address recorded on the power transaction blockchain from the power transaction blockchain, and record the target green power certificate and the transfer in the power transaction blockchain.
  • the address in the transaction blockchain is sent to the second object in the transfer request, so that the second object pays the first object.
  • Step S43 Responding to the request for tracing the issuance process of the target green power certificate, search for the existence of the target green power certificate in the power transaction blockchain.
  • step S44 is executed.
  • Step S44 Use the found target green power certificate as a basis for tracing the issuance process of the target green power certificate.
  • the traceability of the issuance process of the target green power certificate can be realized.
  • the blockchain-based green power certificate transaction device introduced below and the blockchain-based green power certificate transaction method described above can correspond to each other. Reference.
  • the green power certificate transaction device based on the blockchain includes: a trigger module 11 and a sending module 12.
  • the trigger module 11 is configured to respond to the transfer request of the first object for the target green power certificate and trigger the execution of the transfer smart contract in the power transaction blockchain.
  • the execution process of the transfer smart contract is: writing a transfer record to the power In the transaction blockchain, the transfer record is used to record transfer information of the target green power certificate, and the target green power certificate is stored in the power transaction blockchain.
  • the sending module 12 is configured to obtain the target green power certificate and the address of the transfer record on the power transaction blockchain from the power transaction blockchain, and record the target green power certificate and the transfer in the The address in the power transaction blockchain is sent to the second object in the transfer request, so that the second object pays the first object.
  • the blockchain-based green power certificate transaction device may further include:
  • the first search module is configured to respond to the verification request for the target green power certificate, and search for the existence of the target green power certificate in the power transaction blockchain;
  • the first determining module is configured to, if the target green power certificate exists in the power transaction blockchain, use the found target green power certificate as a basis for verifying the authenticity of the target green power certificate .
  • the blockchain-based green power certificate transaction device may further include:
  • the second search module is configured to respond to the transfer process trace request for the target green power certificate, and search for whether there is a transfer record corresponding to the target green power certificate in the power transaction blockchain;
  • the second determining module is configured to, if there is a transfer record corresponding to the target green power certificate in the power transaction blockchain, use the found transfer record corresponding to the target green power certificate as the traceable target green The basis for the transfer process of the power certificate.
  • the blockchain-based green power certificate transaction device may further include:
  • the third searching module is configured to respond to the request for tracing the issuance process of the target green power certificate, and search for the existence of the target green power certificate in the power transaction blockchain;
  • the third determining module is configured to, if the target green power certificate exists in the power transaction blockchain, use the found target green power certificate as a basis for tracing the issuance process of the target green power certificate.
  • the blockchain-based green power certificate transaction device may further include:
  • the issuance module is configured as:
  • a green power certificate In response to the first object's request for a green power certificate, a green power certificate is generated, the green power certificate includes at least description information, a unique number of the certificate, and the validity period of the certificate;
  • each embodiment focuses on the differences from other embodiments, and the same or similar parts between the various embodiments can be referred to each other.
  • the description is relatively simple, and for related parts, please refer to the part of the description of the method embodiment.
  • An embodiment of the application also provides a blockchain-based green power certificate transaction device, including a processor and a memory for storing a computer program that can run on the processor, wherein the processor is used to run the computer program At the time, execute the steps of the above-mentioned blockchain-based green power certificate transaction method.
  • FIG. 7 is a schematic diagram of the hardware composition structure of a blockchain-based green power certificate transaction device according to an embodiment of the present application.
  • the blockchain-based green power certificate transaction device 700 includes: at least one processor 701, a memory 702, and at least one network interface 703.
  • the various components in the green power certificate transaction device 700 based on the blockchain are coupled together through the bus system 704.
  • the bus system 704 is used to implement connection and communication between these components.
  • the bus system 704 also includes a power bus, a control bus, and a status signal bus.
  • various buses are marked as the bus system 704 in FIG. 7.
  • the memory 702 may be a volatile memory or a non-volatile memory, and may also include both volatile and non-volatile memory.
  • non-volatile memory can be ROM, Programmable Read-Only Memory (PROM), Erasable Programmable Read-Only Memory (EPROM), and electrically erasable Programmable read-only memory (EEPROM, Electrically Erasable Programmable Read-Only Memory), magnetic random access memory (FRAM, ferromagnetic random access memory), flash memory (Flash Memory), magnetic surface memory, optical disk, or CD-ROM (CD) -ROM, Compact Disc Read-Only Memory); Magnetic surface memory can be disk storage or tape storage.
  • the volatile memory may be a random access memory (RAM, Random Access Memory), which is used as an external cache.
  • RAM random access memory
  • SRAM static random access memory
  • SSRAM synchronous static random access memory
  • Synchronous Static Random Access Memory Synchronous Static Random Access Memory
  • DRAM Dynamic Random Access Memory
  • SDRAM Synchronous Dynamic Random Access Memory
  • DDRSDRAM Double Data Rate Synchronous Dynamic Random Access Memory
  • ESDRAM Enhanced Synchronous Dynamic Random Access Memory
  • SLDRAM synchronous connection dynamic random access memory
  • DRRAM Direct Rambus Random Access Memory
  • the memory 702 described in the embodiment of the present application is intended to include, but is not limited to, these and any other suitable types of memory.
  • the memory 702 in the embodiment of the present application is used to store various types of data to support the operation of the green power certificate transaction device 700 based on the blockchain. Examples of such data include: any computer program used to operate on the blockchain-based green power certificate transaction device 700, such as the application program 7022.
  • the program for implementing the method of the embodiment of the present application may be included in the application program 7022.
  • the method disclosed in the foregoing embodiment of the present application may be applied to the processor 701 or implemented by the processor 701.
  • the processor 701 may be an integrated circuit chip with signal processing capabilities. In the implementation process, the steps of the foregoing method can be completed by an integrated logic circuit of hardware in the processor 701 or instructions in the form of software.
  • the aforementioned processor 701 may be a general-purpose processor, a digital signal processor (DSP, Digital Signal Processor), or other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components, and the like.
  • the processor 701 may implement or execute the methods, steps, and logical block diagrams disclosed in the embodiments of the present application.
  • the general-purpose processor may be a microprocessor or any conventional processor or the like.
  • the steps of the method disclosed in the embodiments of the present application may be directly embodied as being executed and completed by a hardware decoding processor, or executed and completed by a combination of hardware and software modules in the decoding processor.
  • the software module may be located in a storage medium, and the storage medium is located in the memory 702.
  • the processor 701 reads the information in the memory 702 and completes the steps of the foregoing method in combination with its hardware.
  • the blockchain-based green power certificate transaction device 700 can be implemented by one or more application specific integrated circuits (ASIC, Application Specific Integrated Circuit), DSP, and Programmable Logic Device (PLD, Programmable Logic Device). , Complex Programmable Logic Device (CPLD, Complex Programmable Logic Device), FPGA, general-purpose processor, controller, MCU, MPU, or other electronic components to implement the foregoing methods.
  • ASIC Application Specific Integrated Circuit
  • DSP Digital
  • PLD Programmable Logic Device
  • PLD Programmable Logic Device
  • FPGA Complex Programmable Logic Device
  • controller MCU
  • MPU MPU
  • the embodiment of the application also provides a storage medium for storing a computer program that enables the computer to execute the corresponding process in the blockchain-based green power certificate transaction method of the embodiment of the application. For the sake of brevity, it will not be omitted here. Go into details.

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Abstract

Procédé et appareil de transaction de certificat d'énergie verte basée sur un blockchain, et support d'enregistrement. Le procédé consiste à : en réponse à une demande de transfert d'un premier objet pour un certificat d'énergie verte cible, déclencher l'exécution d'un smart contrat de transfert dans un blockchain de transaction de puissance, le processus d'exécution du smart contrat de transfert comprenant : l'écriture d'un registre de transfert dans le blockchain de transaction de puissance, le registre de transfert permettant d'enregistrer des informations de transfert du certificat d'énergie verte cible, et le certificat d'énergie verte cible étant stocké dans le blockchain de transaction de puissance (S11) ; et acquérir, à partir du blockchain de transaction de puissance, le certificat d'énergie verte cible et l'adresse du registre de transfert sur le blockchain de transaction de puissance, et envoyer le certificat d'énergie verte cible et l'adresse du registre de transfert sur le blockchain de transaction de puissance à un second objet dans la demande de transfert, de telle sorte que le second objet paie le premier objet (S12). Le procédé peut améliorer l'authenticité d'un processus de transaction de certificat d'énergie verte.
PCT/CN2020/091404 2020-03-24 2020-05-20 Procédé et appareil de transaction de certificat d'énergie verte basée sur un blockchain, et support d'enregistrement WO2021189629A1 (fr)

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