32results about How to "Reduce transaction costs" patented technology

The invention relates to the technical field of data management methods, in particular to a bid inviting data management method and system based on a block chain. According to the technical scheme, the system comprises a data storage module, a network communication module, an intelligent contract module, a user interface module and a data backup and recovery module. Through a block chain distributed account book technology and an asymmetric encryption algorithm, data integrity, authenticity, confidentiality and security are improved, and data are prevented from being stolen or tampered; the bid invitation data management system based on the block chain enables the bid invitation data to be traced by authorized parties, and the transparency and fairness of the bid invitation process are improved; meanwhile, automatic execution of a bid invitation process is realized through an intelligent contract, efficiency and fairness are improved, transaction cost and risk are reduced, transparency and credibility of the bid invitation process are enhanced, and availability and integrity of bid invitation data and stable operation of a block chain network are ensured and Byzantine node risk is resisted based on a P2P network architecture and a PBFT algorithm.

The invention belongs to the technical field of power distribution network optimization, and discloses a power distribution network optimization method adaptive to high-capacity load transfer of a power distribution network. The optimization method of the power distribution network comprises the following specific steps: step 1, data intelligent analysis and feature recognition; step 2, multi-dimensional feature matching and strategy generation; step 3, space intelligent transfer optimization; step 4, time intelligent transfer optimization; according to the method, the intelligent management level of the power distribution network can be remarkably improved, and accurate prediction and intelligent scheduling of loads are realized; the load pressure of the regional power distribution network is effectively relieved, the load rate is balanced, the peak-valley difference can be remarkably reduced, and the overall operation efficiency and stability of the power grid are improved; in conclusion, the method has remarkable advantages and benefits in the aspects of improving the operation efficiency of the power grid, guaranteeing the reliability of power supply, promoting optimal configuration of resources, promoting energy transformation and the like.

The invention provides a software copyright transaction and protection method and system based on a block chain, and particularly relates to the technical field of block chain application. The system allows a software supplier to submit software information of different versions, the information is stored in a distributed file system IPFS, and non-tampering storage of copyright information is achieved by indexing hash values of the information in a block chain; in addition, the system adopts an abstract syntax tree to extract a grammar structure of software codes, and copyright protection is further enhanced; the digital signature generated by the copyright information and the copyright information are recorded in a block chain node together, so that the traceability of the copyright information is ensured; when a copyright transaction is generated, the system generates a digital signature containing copyright information, writes the digital signature and transaction information into a block chain node, records each transaction of the copyright, and realizes transparent tracing of the copyright history; in addition, the system further provides a comparison method for suspected software plagiarism, a software author is allowed to upload suspected infringement software, and potential plagiarism behaviors are recognized and warned by comparing abstract syntax tree structures stored on the block chain. According to the method and the system, the efficiency and the safety of software copyright protection are improved, a reliable and transparent platform is provided for software copyright transaction, and reasonable circulation and utilization of the copyright are facilitated.

The invention discloses a low-carbon scheduling strategy method for multi-virtual power plant cluster energy. The low-carbon scheduling strategy method comprises the following steps: step a, establishing a VPP carbon transaction mechanism model; step b, establishing a low-carbon scheduling model of multi-VPPC energy sharing collaborative participation in market transaction; and c, establishing a VPPC participation day market optimization model. According to the method, the basic price, the time range and the price growth rate of the carbon transaction can be properly adjusted, so that the carbon emission of the VPPC is effectively limited, the economic benefit is considerable, and the low-carbon economic operation of the VPPC is favorably realized.

The invention relates to the technical field of virtual power plant differentiated contribution distribution and distributed carbon transaction under a multi-agent cooperation framework, and provides a differentiated multi-agent cooperative game-based virtual power plant low-carbon bargaining optimization method, and the method comprises the steps: constructing a multi-virtual power plant-load aggregator MVPP-LA cooperation alliance framework; a wind power system, a photovoltaic system, a combined heat and power generation system and an energy storage system are integrated, supply and demand interaction is enhanced, and a carbon emission quota distribution mechanism, a carbon transaction mechanism framework, a cooperative objective function and an energy system operation constraint condition based on energy interaction are constructed. Cooperative benefits are quantified through a Nash bargaining model, and a distributed adaptive iterative algorithm is adopted for solving, so that fair benefit distribution is realized, and carbon emission and transaction cost are reduced. The method plays a positive role in promoting the utilization of renewable energy sources, improving the utilization efficiency of energy sources and enhancing the flexibility and stability of the system.

The invention provides a cross-micro-grid power transaction method based on cross-chain of a block chain, and comprises a cross-micro-grid power transaction method based on a cross-chain technology of the block chain. Comprising the steps of transaction demand and quotation submission, cross-chain information synchronization and summarization, expected transaction set generation, transaction matching calculation, transaction result verification, smart contract transaction execution, reputation index adjustment and unmatched transaction processing. The micro-grids share power supply or demand and quotation information through the cross-chain technology, and the relay chain technology broadcasts information to ensure information synchronization. The micro-grids form an expected transaction set, and transaction matching is calculated and synchronized through a cross-chain technology. And after verification succeeds, the smart contract automatically executes a transaction and records a result, the reputation index is updated, and unmatched transactions can be transacted with the public power grid. According to the invention, the transaction efficiency and reliability can be improved, the reputation index is dynamically adjusted, a multi-dimensional evaluation system is adopted, and the fairness and environmental friendliness of the transaction are enhanced.

The invention discloses a virtual power plant data management system and method, and particularly relates to the technical field of virtual power plants. Comprising a data acquisition and transmission module, a data processing and storage module, a data analysis and prediction module, a carbon footprint tracking and emission reduction optimization unit, an energy management and scheduling module, an energy market analysis and transaction module, a block chain energy transaction and settlement module, a fault diagnosis and early warning module and a user interaction and display module. A safety and operation and maintenance management module; and a VR and AR training module. By calculating and tracking the carbon footprint in the operation process of the virtual power plant, an emission reduction suggestion and an optimization scheme are provided, the virtual power plant is helped to reduce carbon emission, the environmental protection goal is achieved, the sustainable development capability of the virtual power plant is enhanced, the VR and AR training module is utilized to provide immersive training and simulation drilling environment for operation personnel and maintenance personnel, and the development efficiency of the virtual power plant is improved. The training effect is improved, the training cost is reduced, and the ability to deal with emergencies is enhanced.

The invention discloses a project transaction pushing method and system based on artificial intelligence. The method comprises the following steps: acquiring project transaction information through a project information source; performing data preprocessing on the project transaction information to obtain preprocessed data; training the initial model according to the preprocessed data to obtain a project transaction pushing model; and obtaining to-be-processed data, inputting the to-be-processed data into the project transaction pushing model, and outputting project transaction pushing information. Through deep mining and analysis of information such as historical transaction data and browsing behaviors of the user, the model can accurately identify demands and preferences of the user, and accurate personalized pushing is realized. The model adopts an advanced deep learning algorithm and a distributed computing technology, large-scale project transaction data can be efficiently processed, and valuable information is extracted from the large-scale project transaction data. The model has an iterative updating capability, can adjust and optimize a pushing strategy according to market changes and user demands, and realizes accurate pushing.

The invention belongs to the technical field of high-frequency transactions, and particularly relates to an automatic matching system for high-frequency transactions, which comprises a data acquisition and processing module, a transaction strategy engine, an order management system, a matching engine, a risk control system, a network and communication module, a log and monitoring system and an algorithm optimization and performance optimization module, and the data acquisition and processing module is responsible for receiving market information data, transaction information and other related data in real time and processing and analyzing the data in real time so as to make a quick decision. Through the functions of intelligent data processing, strategy generation, efficient order management, precise matching, comprehensive risk control, low-delay communication, system monitoring and optimization and the like, the transaction efficiency, accuracy and stability can be remarkably improved, and powerful technical support and guarantee are provided for high-frequency transactions.

The invention provides a carbon credit transaction method and device, a terminal and a storage medium. The method comprises the following steps: receiving project detail information of a current project; evaluating the current project according to the project detail information to obtain an evaluation result of the current project; if the evaluation result is that the project passes the verification, generating corresponding carbon credit assets according to the carbon emission reduction in the project detail information; and performing carbon credit transaction based on the carbon credit assets. According to the invention, through online transaction, carbon credit can be quantified in a unified manner and can be verified, the transaction cost is reduced, and standardization of carbon credit transaction is realized.

This invention discloses a real-time points clearing and settlement method and system supporting cross-border transactions, relating to the field of cross-border transaction technology. It includes establishing a third-party transaction platform, setting up an inspection-free fund account and an audit account. When a payer and payee conduct a transaction of amount b, the system automatically matches the transaction method for both parties. The customer confirms the transaction method, the transaction of amount b is conducted, a security audit is performed on the transaction, risk management is implemented, the transaction is completed, and the customer's transaction behavior is evaluated. Based on the evaluation results, the initial fund A is dynamically adjusted, and a dispute resolution database is established. This invention utilizes a real-time points clearing and settlement method supporting cross-border transactions, providing three transaction options based on the established accounts: an audit transaction channel, an inspection-free transaction channel, and a combined audit and inspection-free channel. This offers diverse transaction options, and under the inspection-free transaction channel, secure funds can be transacted first, followed by transaction fund auditing, thereby improving transaction efficiency.

This specification discloses a method, device and equipment for identity authentication, number storage and transmission, and number binding. The method includes: receiving a user identity authentication request sent by a data authentication platform client, wherein the user identity authentication request includes user authentication information and user identification information, and the data authentication platform server pre-stores the user authentication information and the registration number and password corresponding to the user identification information; obtaining the user authentication information pre-stored in the data authentication platform server according to the user identification information; matching the user authentication information in the obtained user identity authentication request with the user authentication information pre-stored in the obtained data authentication platform server; in the case of successful matching, receiving the result of the user's confirmation of obtaining the registration number sent by the data platform client; obtaining the user's registration number and the corresponding password according to the received confirmation result; and sending the obtained user's registration number and the corresponding password to a third-party agency server.

The invention provides an electricity-carbon collaborative transaction method and system based on an alliance chain double-chain architecture, and the method comprises the steps: carrying out the network initialization, and guaranteeing that all participating nodes meet the operation requirements of HyperledgerFabric; secret keys and certificates are generated, and identity certificates and secret keys of all organizations in the network are generated through an encryption tool provided by Fabric; defining a configuration and creation block, creating a configuration file to define an organization structure of a network, and reserving a channel and chain code configuration of the network; two channels are configured, and two independent channels are established for the electricity market and the carbon emission permit market; submitting a user transaction, including user identity verification, transaction proposal generation and endorsement node endorsement; transaction verification and packaging, including transaction packaging and sorting, and block verification and submission; and intelligent contract auditing: triggering the intelligent contract, auditing the electricity and carbon data and processing abnormal data. The transaction efficiency and the data security can be improved, and the market transparency and the collaborative operation of the electricity and carbon market are promoted.

The present application relates to the field of coking, synthetic ammonia and the like containing ammonia wastewater treatment, and discloses a novel ammonia evaporation energy-saving process system, a primary ammonia evaporation tower, an intermediate pressurizing pump set, a water flow regulating device, a secondary ammonia evaporation device, a flash tank, a steam ejector, a pressurizing pump set and a control unit. After the ammonia-containing wastewater is preliminarily treated by the primary ammonia evaporation tower, it is delivered to the secondary ammonia evaporation device by the pressurizing pump, and introduced into new steam for secondary ammonia evaporation. After the secondary ammonia evaporation, the wastewater flows into the flash tank to produce flash steam by cooling and pressure reduction, and the flash steam is pressurized by mixing with the new steam through the steam ejector, and then returns to the primary ammonia evaporation tower or the secondary ammonia evaporation device, so that the steam is recycled multiple times. The system can effectively reduce the new steam consumption by 35-45% under the premise of ensuring the stability of the ammonia nitrogen index of the effluent, improve the energy utilization rate, reduce carbon emissions, and is suitable for direct ammonia evaporation and indirect ammonia evaporation systems.

The invention discloses an energy internet distributed energy storage transaction method based on a block chain, and the method comprises the steps: constructing a distributed energy storage transaction platform based on a block chain technology, and designing a distributed energy storage transaction process based on a smart contract; a dynamic energy storage transmission cost model considering the electrical distance is constructed, and nearby transaction of energy storage users is promoted; constructing a continuous two-stage transaction matching mechanism considering the dynamic energy storage transmission cost, and setting a self-adaptive quotation updating strategy considering the electrical distance; and performing network security check on the transaction order based on the node voltage sensitivity coefficient. According to the method, the problems of long transmission distance and low transaction efficiency of traditional energy storage can be solved; the energy internet distributed energy storage consumption rate is promoted, and safe operation of the power distribution network is guaranteed.

This invention proposes an optimization method for multi-virtual power plant (VPP) electricity-carbon sharing operation considering ideal returns, comprising the following steps: Step S1, establishing a single VPP model considering electricity-carbon trading among VPPs; Step S2, calculating the bargaining power of each VPP based on ideal returns, and establishing an MVPP asymmetric Nash bargaining model based on ideal returns; Step S3, solving the MVPP asymmetric Nash bargaining model based on ideal returns in two steps using the ADMM method to obtain the optimal solution. This invention can effectively promote the sharing of electricity and carbon quotas among VPPs.

The present invention discloses a project transaction push method and system based on artificial intelligence, the method comprising: obtaining project transaction information through project information sources; performing data preprocessing on the project transaction information to obtain preprocessed data; training the initial model according to the preprocessed data to obtain a project transaction push model; obtaining data to be processed, inputting the data to be processed into the project transaction push model, and outputting project transaction push information. By deeply mining and analyzing the user's historical transaction data, browsing behavior and other information, the model can accurately identify the user's needs and preferences and realize accurate personalized push. The model adopts advanced deep learning algorithms and distributed computing technologies, and can efficiently process large-scale project transaction data and extract valuable information from it. The model has iterative update capabilities, and can adjust and optimize the push strategy according to market changes and user needs to achieve accurate push.

The invention provides a carbon emission permit matchmaking transaction method based on a Gal-Shapley stable matching algorithm. The method comprises the following steps: step 1, listing by both parties: carrying out buying or selling listing according to the demanded quantity or quota margin of the parties; step 2, social welfare calculation: the system integrates the lists of the two parties, considers that the lists are sold as producers and the lists are purchased as consumers, and combines any two of the buying lists Hi and the selling lists Lj to calculate the sum of the two lists to obtain the social welfare of the market; step 3, preference sorting: regarding each listing as a participant, setting that a matching set of the other party has own preference, and taking a social welfare value generated by combining any listing of the two parties as a preference value of the two listing parties; step 4, performing bilateral matching based on a Gal-Shapley algorithm: forming a transaction process according to listing information of each subject and preference sorting, and performing bilateral matching; and step 5, transaction settlement.

The invention discloses a data element identification system adopting a multi-layer block chain. Comprising a basic block chain used for archiving various operation activities of data elements and synchronizing target information with a registration index layer; and the registration index layer is used for registration and index query of data elements so as to improve the efficiency and expandability of the system. The invention also provides a data synchronization method from the basic block chain to the registration index layer, and the method realizes an accurate and efficient data synchronization process between the basic block chain and the registration index layer through efficient cooperation of the data monitor and the index synchronizer. The invention further provides an efficient and flexible node topological relation maintenance and synchronization mechanism which is used for managing and updating synchronization of nodes and domains in the multiple registration index layers, the synchronization process is simplified, and the synchronization efficiency and reliability are improved.

The invention relates to the technical field of data processing, in particular to a digital asset management system based on a block chain, which comprises a digital asset information evidence storage module, and the digital asset information evidence storage module is used for storing information in the digital asset generation module, the digital asset credit enhancement module, the digital asset transaction module and the digital asset annihilation module. The digital asset management system has the characteristics of storing related data of digital assets and ensuring the reliability and the non-tampering property of the data, and solves the problem that the existing digital asset management technology has the characteristics of replication, easy transmission and high variability of the digital assets; the problems that data loss or malicious tampering of digital assets is prone to occurring in multiple links such as generation and transaction, normal operation is seriously affected, and huge economic losses are caused are solved.

This application provides a transaction processing method, apparatus, electronic device, storage medium, and computer program product. The method includes: determining the trend of resource conversion rate changes from the current time to the second time based on a first resource conversion rate difference value of a target trading currency pair at a first time and a second resource conversion rate difference value of the target trading currency pair at the current time; responding to the trend as a target trend, acquiring the first resource conversion rate between target trading currency pairs published by the target resource trading platform at the current time and the second resource conversion rate between target trading currency pairs published by the trading control platform at the current time; determining the sending time of a transaction request for a first cumulative transaction volume based on the first and second resource conversion rates; and sending the transaction request for the first cumulative transaction volume to the resource trading platform at the sending time. This application can greatly reduce transaction costs.

The invention relates to the technical field of information security, in particular to an adapter signature method and device, electronic equipment and a storage medium. According to the method, shared public parameters are determined and disclosed based on preset security parameters, and the shared public parameters comprise two prime numbers, a generator, a hash function, a specific message and any message; generating a key pair for the signer based on the shared public parameter, the key pair comprising a public key and a private key; determining an instance associated with the NP relationship and witnessing and disclosing the instance for the verifier; the signer generates a pre-signature according to the shared public parameter, the private key and the instance; the verifier verifies the validity of the pre-signature according to the shared public parameter, the public key and the instance; the verifier generates a full signature according to the shared public parameter, the public key, the pre-signature and the witness; the verifier verifies the validity of the full signature according to the shared public parameter and the public key; the signer extracts witnesses from the pre-signature and the full signature according to the shared public parameters, so that the security of the adapter signature method is improved.

The invention discloses an agricultural product information sharing and trading platform based on big data, which is characterized in that the platform comprises a manager background port and an interactive software port, and the platform calculates freight in real time by using a big data analysis technology. According to the intelligent freight calculation method, an optimal freight scheme can be provided for a user according to various factors such as market change, distance and product types, the transaction cost is reduced, the transaction efficiency is improved, meanwhile, the platform can communicate between a buyer and a merchant in real time through the instant messaging module, the problem in the transaction process is solved in time, and the user experience is improved. And secondly, the platform provides personalized product recommendation for the user by collecting and analyzing demand information and product data of the user. The intelligent recommendation service can help buyers to quickly find farmers or products which most meet the requirements, and the success rate of transaction and the satisfaction degree of users are improved.

The invention discloses a two-dimensional code payment method and device, and relates to the field of financial science and technology, and the method comprises the steps: receiving a customization request of a first platform; the first platform is a two-dimensional code platform for initiating payment; according to the customization request, configuring an association relationship between the first platform and a plurality of second platforms, and recording labels and payment algorithm information of the plurality of second platforms; querying a second platform associated with the customer according to the customer identifier and an association relationship between the first platform and a plurality of second platforms; querying customer-related information recorded by a second platform associated with the customer; according to the customer related information fed back by the second platform associated with the customer, the payment algorithm information of the second platform associated with the customer and the payment amount information provided by the first platform, performing summary calculation to obtain payment amount information; according to the method and the system, multi-platform transaction under the same two-dimensional code carrier can be realized, so that the transaction cost is reduced, and the customer experience feeling is improved.

The embodiment of the invention is suitable for the technical field of Internet services, and provides a transaction information determination method and electronic equipment, and the method comprises the steps: carrying out the multiple times of splitting of a to-be-transacted transaction order, and obtaining a plurality of sub-orders of each split; the transaction order comprises a to-be-transacted first object and a target transaction amount; the split numbers of the sub-orders split each time are different; for a plurality of sub-orders split at the current time, based on exchange information between a first object in the exchange and a second object expected to be transacted, determining first sub-transaction amounts when the plurality of sub-orders are transacted in the corresponding exchange; determining a first transaction amount of the current split order according to the plurality of first sub-transaction amounts of the split order; and determining target transaction information for transaction between the first object and the second object based on the first transaction amount of the multiple order splitting transactions. By adopting the method, the transaction cost required for the first object to exchange the second object can be reduced.

The invention discloses a natural gas supply and demand matching method based on a smart contract, and particularly relates to the technical field of block chains, and the method specifically comprises the steps: building a prediction model through a machine learning algorithm, carrying out the optimization of the smart contract according to the prediction model, transmitting external data to the smart contract through an integrated oracle machine, and carrying out the optimization of the smart contract. Performing primary evaluation according to the external data to verify an applicability condition matched with the transaction, and performing secondary evaluation on the smart contract to verify the real-time performance of the smart contract when the applicability condition does not meet a preset applicability limit; when the real-time performance of the intelligent contract is insufficient, a state channel is introduced to carry out under-chain transaction, a transaction result is transferred to the chain to carry out verification settlement through the intelligent contract, natural gas supply and demand matching is carried out according to the introduced state channel, and payment settlement is carried out on the transaction through the chain after matching is completed, so that the flexibility of the intelligent contract is improved; and the transaction security is improved while the transaction cost is reduced.

The invention discloses an agricultural ecological water utilization potential mining method and system based on a block chain, and belongs to the technical field of agricultural information. The method comprises the following steps: collecting agricultural water data through the Internet of Things, and ensuring credibility through blockchain evidence storage; on the basis of on-chain data, dynamically accounting the gridding ecological water utilization potential by using a model fusing a physical mechanism and deep learning; a water right transfer and ecological compensation protocol is automatically generated and executed through an intelligent contract, and ownership transfer and payment automation are achieved; and constructing an incentive and on-chain governance mechanism based on contribution proof, distributing tokens according to data quality, water saving amount and governance participation, and updating system parameters through right proof voting. The system correspondingly comprises a data storage module, a potential accounting module, an intelligent contract module and an incentive management module. According to the method, credible evaluation, efficient conversion and sustainable operation of the agricultural water-saving potential are realized.

The invention relates to an electricity-certificate-carbon collaborative transaction system and method based on an IOTA technology, and the system comprises a data collection module which is used for collecting the real-time related data of each transaction subject participating in an electricity-certificate-carbon collaborative market, and the real-time related data comprises real-time green electricity, green certificate, CCER and carbon quota data; the data processing module is used for uniformly converting the real-time related data into green environment attribute values by adopting a uniform green environment attribute mutual recognition method based on the real-time related data, carrying out transaction by taking the green environment attribute values as a uniform transaction object, and storing the transaction object into an IOTA account of each transaction main body; and the IOTA transaction subsystem is used for carrying out market transaction by adopting an IOTA transaction process based on the green environment attribute value in the transaction subject IOTA account so as to complete an electricity-certificate-carbon collaborative transaction process. Compared with the prior art, the method has the advantages of unifying transaction objects, realizing free circulation of green environment attributes among markets, reducing transaction cost and the like.

The invention discloses a data sharing and federal learning method based on a block chain, and relates to the technical field of block chain big data. The invention provides a data sharing and federated learning method based on a block chain, and the method comprises a data sharing module and a federated learning module: in the data sharing module, a data owner and a data purchaser perform fair transaction through a digital envelope technology and an accumulator; and in the federation learning module, the optimized storage model is utilized, and through a node behavior management mechanism, all nodes obtain fair rewards and earnings. Therefore, by adopting the data sharing and federated learning method based on the block chain, behaviors of participating nodes in federated learning can be supervised, attacks of malicious nodes can be resisted, honest participants can be stimulated, the malicious nodes can be punished, virtuous circle in the federated learning process can be promoted, balance between privacy protection and resource sharing can be ensured, and user experience can be improved. Therefore, more people are willing to share data and resources and participate in federal learning.

The invention provides an intelligent power system resource configuration method and system based on a block chain, and relates to the technical field of power system resource configuration, and the method comprises the steps: obtaining equipment resources and demand data to construct a topology layer, calculating a matching weight recognition combination relation to form an extended matching set, and carrying out resource allocation. Conflicts are detected through spatio-temporal indexes, the conflicts are resolved through a game propagation graph to generate a correlation graph, electrical partition verification is performed, the electrical partition is distributed to a block chain for verification, and finally resource configuration is executed through an intelligent contract. Accurate and efficient configuration of electric power resources can be realized, the operation reliability of the system is improved, and the configuration cost is reduced.