CN112184480A - Electric energy quality tracing system and method based on block chain - Google Patents
Electric energy quality tracing system and method based on block chain Download PDFInfo
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Abstract
The application belongs to the technical field of energy quality, and particularly relates to a block chain-based electric energy quality traceability system and method. Because the current block chain technology is still in a starting stage, a mature research and complete technical system is not available in the electric energy tracing field. The application provides an electric energy quality traceability system based on a block chain, which comprises a physical layer, a data base layer and a data base layer, wherein the physical layer is used for producing electric energy, scheduling the electric energy through a power system and transmitting the electric energy to a user terminal; the data acquisition layer is used for acquiring the electric energy produced and transmitted; the block chain layer receives data transmitted by the data acquisition layer, packages the data to generate blocks, broadcasts the blocks to the whole network and standardizes a standard protocol for tracing the electric energy quality; the interaction layer is used for uploading data and examination results by a user and simultaneously inquiring all the electric energy quality information and examination result information; and the user layer comprises an electric energy producer, a quality verifier and a user. The system effectively fills the blank of the block chain technology in the electric energy tracing field.
Description
Technical Field
The application belongs to the technical field of energy quality, and particularly relates to a block chain-based electric energy quality traceability system and method.
Background
The electric power system is an important economic support in China and provides reliable guarantee for social development and people's life. The quality of electric energy determines the safety and reliability of power utilization, and is also an important factor influencing the safety production and final economic benefit of enterprises, and the quality of power utilization, the service life of equipment, the production efficiency and the like are related. Tracing the electric energy production line can improve the electric energy quality fundamentally, thereby promoting the stable operation of the power grid.
However, most of the traditional tracing systems are managed by local monitoring departments, the mastery right of tracing data is single, the possibility of tampering is high, the authenticity of information cannot be guaranteed, and a good tracing result cannot be obtained. And most of the traditional electric energy quality data are stored in a commercial server, which brings a series of problems of high cost, difficult maintenance, third party intervention and the like. The characteristics of decentralization and non-tampering inherent in the block chain technology are matched with the requirements of electric energy traceability, but because the current block chain technology is still in a starting stage, a mature research and complete technical system is not provided in the electric energy traceability field.
Disclosure of Invention
1. Technical problem to be solved
Based on the fact that the characteristics of decentralization and non-tampering of the block chain are identical to the requirements of electric energy traceability, but the current block chain technology is still in a starting stage, and no mature research and complete technical system exists in the electric energy traceability field, the electric energy quality traceability system and method based on the block chain are provided.
2. Technical scheme
In order to achieve the above object, the present application provides a block chain-based electric energy quality traceability system, which sequentially includes a physical layer, a data acquisition layer, a block chain layer, an interaction layer, and a user layer; the physical layer is used for producing electric energy, scheduling the electric energy through a power system and transmitting the electric energy to the user terminal; the data acquisition layer is used for acquiring the electric energy produced and transmitted; the block chain layer is used for receiving data transmitted by the data acquisition layer, packaging the data to generate a block, broadcasting the block to the whole network, and standardizing a standard protocol for tracing the electric energy quality; the interaction layer is used for uploading data, checking and inquiring information; and the user layer is used for dividing the users into different roles.
The electric energy quality traceability system is divided into a login registration module, a data uploading module, a data signature module, a user verification module, an integral calculation module and an information query module according to functions. The system comprises a login registration module and an information inquiry module, wherein the login registration module and the information inquiry module are used by all users, a data uploading module is executed by a source node, a data signing module is executed by a verification node, a user verification module is executed by a verification node, and an integral calculation module is automatically calculated by the system.
Another embodiment provided by the present application is: the physical layer comprises an electric energy production module, an electric energy transmission module, an electric energy conversion module and an electric energy using module which are sequentially connected, wherein the electric energy production module comprises an existing thermal power plant and a hydraulic power plant, the generated electric energy is transmitted through a transmission line in the electric energy transmission module, the voltage grade is converted through transformer equipment in the electric energy conversion module according to the transmitted voltage requirement, and finally the electric energy is transmitted to the electric energy using module; in the process, specific scheduling behaviors such as scheduling directions, scheduling quantities and the like are decided by the power system scheduling module.
Another embodiment provided by the present application is: the data acquisition layer comprises an electric energy detection instrument, sensor monitoring equipment and an Internet of things control terminal; the electric energy monitoring instrument is used for measuring steady-state index data, and comprises basic ledger information of electric energy produced by an electric energy producer, total generating capacity, maximum value, minimum value and average value of voltage indexes, maximum value, minimum value and average value of frequency indexes, and the data takes days as a unit; the sensor monitoring equipment is used for measuring index quality data, and comprises basic machine account information of electric energy produced by an electric energy producer, total electric energy production, maximum value, minimum value and mean value of voltage index, maximum value, minimum value and mean value of frequency index, and data taking days as a unit; the Internet of things control terminal is used for measuring index qualification rate data, the data comprise voltage deviation of a monitoring point where an electric energy producer is located and overrun time of frequency deviation, and the data take weeks as a unit.
Another embodiment provided by the present application is: the user layer divides users into electric energy producers, distribution substations and terminal users, the electric energy producers are source nodes, the distribution substations are verification nodes, and the terminal users are audit nodes.
Another embodiment provided by the present application is: the block chain layer comprises a data module and an intelligent contract module, the data module comprises a data storage submodule and a data circulation submodule, and after the block chain receives the electric energy quality data of the source node and the auditing result data of the auditing node, the data are packaged to generate a block, so that the data circulation is completed; the user receives the data circulated by the block chain and automatically stores the data locally; the intelligent contract module comprises a source tracing protocol sub-module and an integration degree sub-module; the traceability protocol sub-module standardizes an electric energy data structure to be uploaded in electric energy traceability, and the integral system sub-module standardizes an integral settlement rule after data uploading and actual condition verification and examination.
Another embodiment provided by the present application is: the interaction layer comprises a data uploading window, a data supervision and review entrance and a traceability information display module; the data uploading window is uploaded by the source node according to the electric energy data collected by the data collection layer; the data supervision and examination entrance enters from a verification node and an examination node and verifies the power quality data issued by the source node; and the traceability information display module displays all uploaded data and audit results to all users.
The application also provides an electric energy quality traceability method, and the electric energy quality traceability system is applied to electric energy quality traceability.
Another embodiment provided by the present application is: the method comprises the following steps: step 1: setting an electric energy producer as a source node, a distribution station and a transformer substation as verification nodes, and a terminal user as an audit node; step 2: different types of nodes register in the electric energy quality traceability system according to own roles, and electric energy quality data are uploaded or inquired; and step 3: the system data flow is performed through a block chain.
The step 3) comprises the following specific steps: 301) the source node measures the produced electric energy through the sensor equipment and the electric energy monitoring device, and data are packaged and uploaded to an electric energy quality block chain through an electric energy quality traceability system to generate a new block; 302) the distribution station and the transformer substation receive electric energy transmitted by an electric energy producer through physical scheduling, verify whether information issued to a block chain network by the distribution station and the transformer substation is consistent with actual conditions or not, and sign the result through an electric energy quality traceability system; 303) and the terminal user examines the block information issued by the nuclear source node according to the actual use condition, uploads the examination result to the electric energy quality traceability system, and the system refreshes the electric energy producer score according to the user examination result and records the score in the score management block chain.
Step 301) the measurement data specifically includes: 401) the steady-state index data and the basic standing book information of the electric energy produced by the electric energy producer comprise the total electric energy production, the maximum value, the minimum value and the mean value of the voltage index and the maximum value, the minimum value and the mean value of the frequency index. Data are in days.
402) Index quality data, power factor of electric energy produced by an electric energy producer, total harmonic distortion rate and three-phase voltage unbalance degree. Data are in days.
403) Index qualification rate data, voltage deviation of a monitoring point where an electric energy producer is located, and overrun time of frequency deviation. Data are in weeks.
Step 302) specifically includes: when an upstream electric energy producer transmits electric energy to a distribution station and a transformer substation verification node, the verification node monitors the electric energy quality according to a sensor and monitoring equipment at the node, compares the electric energy quality with data issued in an electric energy quality block chain, enters an electric energy quality traceability system after the verification is correct, signs the electric energy information through a private key of the block chain, and inputs an ID and a verification result of the verification node.
Step 303) specifically includes: when the terminal user uses the electric energy, the used electric energy can be traced through the electric energy quality tracing system and compared with the actual situation, the comparison result is uploaded as an auditing result, and the electric energy quality tracing system refreshes the corresponding electric energy producer integral according to the auditing system. And the integral management block chain records the integral change of the corresponding source node every time, and the reference is divided into 10 points. If a certain verification node and an audit node confirm that the data issued by the source node is correct, adding 1 point, and otherwise subtracting 1 point. And calculating the average value of the scores of all the verification nodes and the auditing nodes as a final score change value and refreshing the integral value of the electric energy producer at the last time. The higher the value of the integral of the source node, the higher the priority will be given to the power produced using this node in a new round of scheduling.
Another embodiment provided by the present application is: and the block chain in the step 3 comprises a power quality block chain and an integral management block chain.
Another embodiment provided by the present application is: the integral management block chain records the integral change of each corresponding source node, and the reference is 10 points; if a certain verification node and an audit node confirm that the data issued by the source node is correct, adding 1 point, and otherwise, subtracting 1 point; and calculating the average value of the scores of all the verification nodes and the auditing nodes as a final score change value and refreshing the integral value of the electric energy producer at the last time.
3. Advantageous effects
Compared with the prior art, the electric energy quality tracing method provided by the application has the beneficial effects that:
the application provides an electric energy quality tracing method, belongs to the field of electric energy quality tracing methods and mode design, and relates to an electric energy quality tracing method based on a block chain.
The electric energy quality traceability system fills the blank of the block chain technology in the electric energy traceability field, and provides a new solution for the application of the block chain technology in the electric energy traceability field.
The electric energy quality traceability system can effectively solve the problems of asymmetry and high cost of electric energy traceability information, difficulty in maintenance and the like, and fills the gap of application of a block chain technology in the electric energy quality traceability field.
The electric energy quality traceability system can enable traditional traceability data to be published in a block chain, and the openness and the non-tamper property of the data are enhanced; the power generation department is effectively supervised to legally and faithfully report the power quality data, the good operation and trust degree of the power system is maintained, and the safety and stability of the power system are enhanced.
The electric energy quality tracing method can promote further promotion of electric energy quality, thereby guaranteeing power consumption requirements of different users, promoting production efficiency, maintaining safety and service life of electric equipment, and promoting social and economic benefits.
The electric energy quality tracing method can be applied to electric energy tracing and a system similar to the electric energy tracing, and engineering practical personnel can develop related research work according to the electric energy quality tracing method.
Drawings
FIG. 1 is an overall architecture diagram of the traceability system of the present application;
FIG. 2 is a schematic view of a traceability process according to the present application;
FIG. 3 is a block diagram of a power quality chain of the present application;
fig. 4 is a block diagram of the point management link according to the present application.
Detailed Description
Hereinafter, specific embodiments of the present application will be described in detail with reference to the accompanying drawings, and it will be apparent to those skilled in the art from this detailed description that the present application can be practiced. Features from different embodiments may be combined to yield new embodiments, or certain features may be substituted for certain embodiments to yield yet further preferred embodiments, without departing from the principles of the present application.
Referring to fig. 1 to 4, the present application provides an electric energy quality traceability system based on a block chain, which sequentially includes a physical layer, a data acquisition layer, a block chain layer, an interaction layer, and a user layer; the physical layer is used for producing electric energy, scheduling the electric energy through a power system and transmitting the electric energy to the user terminal; the data acquisition layer is used for acquiring the electric energy produced and transmitted; the block chain layer is used for receiving data transmitted by the data acquisition layer, packaging the data to generate a block, broadcasting the block to the whole network, and standardizing a standard protocol for tracing the electric energy quality; the interaction layer is used for uploading data, checking and inquiring information; and the user layer is used for dividing the users into different roles.
The electric energy quality traceability system is divided into a login registration module, a data uploading module, a data signature module, a user verification module, an integral calculation module and an information query module according to functions. The system comprises a login registration module and an information inquiry module, wherein the login registration module and the information inquiry module are used by all users, a data uploading module is executed by a source node, a data signing module is executed by a verification node, a user verification module is executed by a verification node, and an integral calculation module is automatically calculated by the system.
Further, the physical layer comprises an electric energy production module, an electric energy transmission module, an electric energy conversion module and an electric energy use module which are sequentially connected, wherein the electric energy production module comprises an existing thermal power plant and a hydraulic power plant, generated electric energy is transmitted through a transmission line in the electric energy transmission module, voltage grade conversion is carried out through transformer equipment in the electric energy conversion module according to the transmitted voltage requirement, and the electric energy is finally transmitted to the electric energy use module; in the process, specific scheduling behaviors such as scheduling directions, scheduling quantities and the like are decided by the power system scheduling module.
Further, the data acquisition layer comprises an electric energy detection instrument, sensor monitoring equipment and an Internet of things control terminal; the electric energy monitoring instrument is used for measuring steady-state index data, and comprises basic ledger information of electric energy produced by an electric energy producer, total generating capacity, maximum value, minimum value and average value of voltage indexes, maximum value, minimum value and average value of frequency indexes, and the data takes days as a unit; the sensor monitoring equipment is used for measuring index quality data, and comprises basic machine account information of electric energy produced by an electric energy producer, total electric energy production, maximum value, minimum value and mean value of voltage index, maximum value, minimum value and mean value of frequency index, and data taking days as a unit; the Internet of things control terminal is used for measuring index qualification rate data, the data comprise voltage deviation of a monitoring point where an electric energy producer is located and overrun time of frequency deviation, and the data take weeks as a unit.
Further, the user layer divides users into electric energy producers, distribution substations and terminal users, the electric energy producers are source nodes, the distribution substations are verification nodes, and the terminal users are audit nodes.
Furthermore, the block chain layer comprises a data module and an intelligent contract module, the data module comprises a data storage submodule and a data circulation submodule, and after the block chain receives the electric energy quality data of the source node and the checking result data of the checking node, the data are packaged to generate a block, so that data circulation is completed; the user receives the data circulated by the block chain and automatically stores the data locally; the intelligent contract module comprises a source tracing protocol sub-module and an integration degree sub-module; the traceability protocol sub-module standardizes an electric energy data structure to be uploaded in electric energy traceability, and the integral system sub-module standardizes an integral settlement rule after data uploading and actual condition verification and examination.
Further, the interaction layer comprises a data uploading window, a data supervision and inspection entrance and a traceability information display module; the data uploading window is uploaded by the source node according to the electric energy data collected by the data collection layer; the data supervision and examination entrance enters from a verification node and an examination node and verifies the power quality data issued by the source node; and the traceability information display module displays all uploaded data and audit results to all users.
The application also provides an electric energy quality traceability method, and the electric energy quality traceability system is applied to electric energy quality traceability.
Further, the method comprises the steps of:
step 1: setting an electric energy producer as a source node, a distribution station and a transformer substation as verification nodes, and a terminal user as an audit node; step 2: different types of nodes register in the electric energy quality traceability system according to own roles, and electric energy quality data are uploaded or inquired; and step 3: the system data flow is performed through a block chain.
The step 3) comprises the following specific steps: 301) the source node measures the produced electric energy through the sensor equipment and the electric energy monitoring device, and data are packaged and uploaded to an electric energy quality block chain through an electric energy quality traceability system to generate a new block; 302) the distribution station and the transformer substation receive electric energy transmitted by an electric energy producer through physical scheduling, verify whether information issued to a block chain network by the distribution station and the transformer substation is consistent with actual conditions or not, and sign the result through an electric energy quality traceability system; 303) and the terminal user examines the block information issued by the nuclear source node according to the actual use condition, uploads the examination result to the electric energy quality traceability system, and the system refreshes the electric energy producer score according to the user examination result and records the score in the score management block chain.
Further, step 301) of measuring data specifically includes: 401) the steady-state index data and the basic standing book information of the electric energy produced by the electric energy producer comprise the total electric energy production, the maximum value, the minimum value and the mean value of the voltage index and the maximum value, the minimum value and the mean value of the frequency index. Data are in days.
402) Index quality data, power factor of electric energy produced by an electric energy producer, total harmonic distortion rate and three-phase voltage unbalance degree. Data are in days.
403) Index qualification rate data, voltage deviation of a monitoring point where an electric energy producer is located, and overrun time of frequency deviation. Data are in weeks.
Further, step 302) specifically includes: when an upstream electric energy producer transmits electric energy to a distribution station and a transformer substation verification node, the verification node monitors the electric energy quality according to a sensor and monitoring equipment at the node, compares the electric energy quality with data issued in an electric energy quality block chain, enters an electric energy quality traceability system after the verification is correct, signs the electric energy information through a private key of the block chain, and inputs an ID and a verification result of the verification node.
Further, the step 303) specifically includes: when the terminal user uses the electric energy, the used electric energy can be traced through the electric energy quality tracing system and compared with the actual situation, the comparison result is uploaded as an auditing result, and the electric energy quality tracing system refreshes the corresponding electric energy producer integral according to the auditing system.
And the integral management block chain records the integral change of the corresponding source node every time, and the reference is divided into 10 points. If a certain verification node and an audit node confirm that the data issued by the source node is correct, adding 1 point, and otherwise subtracting 1 point. And calculating the average value of the scores of all the verification nodes and the auditing nodes as a final score change value and refreshing the integral value of the electric energy producer at the last time.
The higher the value of the integral of the source node, the higher the priority will be given to the power produced using this node in a new round of scheduling.
Further, the block chain in step 3 includes a power quality block chain and an integral management block chain.
Further, the integral management block chain records the integral change of the corresponding source node every time, and the reference is 10 points; if a certain verification node and an audit node confirm that the data issued by the source node is correct, adding 1 point, and otherwise, subtracting 1 point; and calculating the average value of the scores of all the verification nodes and the auditing nodes as a final score change value and refreshing the integral value of the electric energy producer at the last time.
Examples
According to the electric energy quality tracing method provided by the invention, firstly, the whole architecture of the electric energy tracing system provided by the invention is set forth in detail, and then a tracing scheme and a specific flow based on the system architecture are introduced in detail, wherein the tracing scheme comprises specific working processes of all roles and a detailed data structure deployed on a block chain.
Integral structure of electric energy tracing system
The electric energy traceability system mainly comprises a physical layer, a data acquisition layer, a block chain layer, an interaction layer and a user layer.
The physical layer mainly refers to the current dispatching process of the power generation, transmission, distribution and power system, in the physical layer, an electric energy producer produces certain electric quantity according to the existing plan and standard, the electric energy is dispatched through the power system, the electric energy is transmitted and further transmitted by a power line and a distribution substation, and finally the electric energy is transmitted to a user terminal to complete the whole physical dispatching process.
The data acquisition layer mainly refers to the process of acquiring the electric energy produced and transmitted by sensor monitoring equipment installed in a power plant and a distribution substation and electric energy information measuring and monitoring equipment based on the Internet of things. A series of actions such as data uploading, supervision and audit and the like in the electric energy tracing are executed based on results input by the data acquisition layer.
The blockchain layer is mainly divided into two parts. The data part receives data transmitted by the data acquisition layer, packages the data into blocks, and broadcasts the blocks to the whole network, so that all nodes on the upstream and downstream of the industrial chain can check the blocks; the intelligent contract part standardizes a standard protocol of electric energy quality traceability, and comprises the differentiation and the standardization of different types of nodes, an electric energy data list to be uploaded for electric energy traceability, and an integral settlement rule after verification and verification of uploaded data and actual conditions, wherein the intelligent contract cannot be changed once being deployed to a block chain.
The interaction layer is an interaction interface of a webpage end, is a carrier of the electric energy quality traceability system, and is a uniform entrance for all users to upload data, check and inquire information.
The user layer comprises users with different roles and division of labor, including an electric energy producer serving as a source node, a distribution substation serving as a verification node and an end user serving as an audit node.
(II) electric energy tracing scheme
(1) Tracing process
1) Production link
In the production link, a main node is a source node, the node needs to log in an electric energy quality traceability system, steady-state index data, index quality data, index qualification rate data and an ID (unique mark for distinguishing different electric energy producers) of the node are recorded and uploaded into a block chain through a block chain account of the node, the source node calls an intelligent contract to realize node authentication and data chaining, the chain is an electric energy quality chain, a miner in the block chain creates a new block after reaching consensus in a block chain network, and information is broadcast in the whole network.
2) Transmission link
The link is based on the existing transmission line to transmit electric energy, and the block chain information is not changed.
3) Distribution link
After receiving the electric energy from the production link, the distribution substation logs in an electric energy quality traceability system to be used as a verification node for verification, whether the upstream data is qualified or not is verified through a digital signature, and a verification result and the ID of an electric energy producer are used as input to be transmitted to an intelligent contract corresponding to the integral management chain.
4) Use link
The method comprises the steps that a terminal user uses the electric energy after purchasing the electric energy, the electric energy quality is evaluated according to the actual working condition of the terminal electric equipment, meanwhile, the electric energy quality data are compared with electric energy quality data issued by a source node, whether the issued data and the actual quality are in accordance is judged, and an electric energy quality traceability system is logged in according to a block chain account number and used as an auditing result uploaded by an auditing node. At this time, the system has received the ID of the electric energy producer, the authentication result of the distribution and transformation link and the auditing result of the use link. And inputting the three into an intelligent contract corresponding to the integral management chain, calculating the intelligent contract according to a specified integral system, and uploading the result to the integral management chain.
Therefore, complete transmission of electric energy in the physical layer, full path audit traceability of electric energy quality in the data layer and integral updating aiming at an electric energy producer are completed.
(2) Data structure
When a user interacts with the block chain, the block chain integrates data uploaded to the block chain and data calculated by an intelligent contract (such as integration) and generates a block according to an intelligent contract instruction, and the data structure mainly refers to the integration of the integrated data and the data generated by the block.
1) Block structure of electric energy quality chain
The block generated by the power quality chain firstly comprises information such as block height, block Hash, previous block Hash, time stamp and the like, and the information is used as bottom data of the block chain, so that the data can be guaranteed to be not tampered and traceable.
In addition, the block generated by the power quality chain comprises
(ii) ID of the electric energy producer
② steady index data
The basic ledger information of the electric energy produced by the electric energy producer comprises total generating capacity, maximum value, minimum value and average value of voltage index, and maximum value, minimum value and average value of frequency index. Data are in days.
Third, index quality data
The power factor, the total harmonic distortion rate and the three-phase voltage unbalance degree of the electric energy produced by an electric energy producer. Data are in days.
Data of qualified rate of indexes
And the voltage deviation and the frequency deviation of the monitoring point where the electric energy producer is located exceed the limit time. Data are in weeks.
2) Block structure of integral management chain
The block generated by the credit management chain first includes the block information of the bottom layer.
Secondly, mainly include:
(ii) ID of electric energy producer and integral value thereof
The electric energy producer ID is an identification identifier of the electric energy producer and also corresponds to the integral value one to one. And the integral management block chain records the integral change of the corresponding source node every time, and the reference is divided into 10 points. If a certain verification node and an audit node confirm that the data issued by the source node is correct, adding 1 point, and otherwise subtracting 1 point. And calculating the average value of the scores of all the verification nodes and the auditing nodes as a final score change value and refreshing the integral value of the electric energy producer at the last time.
The higher the value of the integral of the source node, the higher the priority will be given to the power produced using this node in a new round of scheduling.
Verification results of all the way distribution substations are in accordance or not in accordance
All the electric energy users' auditing results are all in accordance or not in accordance with
Although the present application has been described above with reference to specific embodiments, those skilled in the art will recognize that many changes may be made in the configuration and details of the present application within the principles and scope of the present application. The scope of protection of the application is determined by the appended claims, and all changes that come within the meaning and range of equivalency of the technical features are intended to be embraced therein.
Claims (10)
1. The utility model provides an electric energy quality traceability system based on block chain which characterized in that: the system sequentially comprises a physical layer, a data acquisition layer, a block chain layer, an interaction layer and a user layer;
the physical layer is used for producing electric energy, scheduling the electric energy through a power system and transmitting the electric energy to the user terminal;
the data acquisition layer is used for acquiring the electric energy produced and transmitted;
the block chain layer is used for receiving data transmitted by the data acquisition layer, packaging the data to generate a block, broadcasting the block to the whole network, and standardizing a standard protocol for tracing the electric energy quality;
the interaction layer is used for uploading data, checking and inquiring information;
and the user layer is used for dividing the users into different roles.
2. The power quality traceability system of claim 1, wherein: the physical layer comprises an electric energy production module, an electric energy transmission module, an electric energy conversion module and an electric energy using module which are sequentially connected, wherein the electric energy production module comprises an existing thermal power plant and a hydraulic power plant, the generated electric energy is transmitted through a transmission line in the electric energy transmission module, the voltage grade is converted through transformer equipment in the electric energy conversion module according to the transmitted voltage requirement, and finally the electric energy is transmitted to the electric energy using module; in the process, specific scheduling behaviors such as scheduling directions, scheduling quantities and the like are decided by the power system scheduling module.
3. The power quality traceability system of claim 1, wherein: the data acquisition layer comprises an electric energy detection instrument, sensor monitoring equipment and an Internet of things control terminal; the electric energy monitoring instrument is used for measuring steady-state index data, and comprises basic ledger information of electric energy produced by an electric energy producer, total generating capacity, maximum value, minimum value and average value of voltage indexes, maximum value, minimum value and average value of frequency indexes, and the data takes days as a unit; the sensor monitoring equipment is used for measuring index quality data, and comprises basic machine account information of electric energy produced by an electric energy producer, total electric energy production, maximum value, minimum value and mean value of voltage index, maximum value, minimum value and mean value of frequency index, and data taking days as a unit; the Internet of things control terminal is used for measuring index qualification rate data, the data comprise voltage deviation of a monitoring point where an electric energy producer is located and overrun time of frequency deviation, and the data take weeks as a unit.
4. The power quality traceability system of claim 1, wherein: the user layer divides users into electric energy producers, distribution substations and terminal users, the electric energy producers are source nodes, the distribution substations are verification nodes, and the terminal users are audit nodes.
5. The power quality traceability system of claim 1, wherein: the block chain layer comprises a data module and an intelligent contract module, the data module comprises a data storage submodule and a data circulation submodule, and after the block chain receives the electric energy quality data of the source node and the auditing result data of the auditing node, the data are packaged to generate a block, so that the data circulation is completed; the user receives the data circulated by the block chain and automatically stores the data locally; the intelligent contract module comprises a source tracing protocol sub-module and an integration degree sub-module; the traceability protocol sub-module standardizes an electric energy data structure to be uploaded in electric energy traceability, and the integral system sub-module standardizes an integral settlement rule after data uploading and actual condition verification and examination.
6. The power quality traceability system of claim 1, wherein: the interaction layer comprises a data uploading window, a data supervision and review entrance and a traceability information display module; the data uploading window is uploaded by the source node according to the electric energy data collected by the data collection layer; the data supervision and examination entrance enters from a verification node and an examination node and verifies the power quality data issued by the source node; and the traceability information display module displays all uploaded data and audit results to all users.
7. A method for tracing the source of electric energy quality is characterized in that: the electric energy quality traceability system of any one of claims 1-6 is applied to electric energy quality traceability.
8. The electric energy quality tracing method of claim 1, wherein: the method comprises the following steps:
step 1: setting an electric energy producer as a source node, a distribution station and a transformer substation as verification nodes, and a terminal user as an audit node;
step 2: different types of nodes register in the electric energy quality traceability system according to own roles, and electric energy quality data are uploaded or inquired;
and step 3: the system data flow is performed through a block chain.
9. The electric energy quality tracing method of claim 8 wherein: and the block chain in the step 3 comprises a power quality block chain and an integral management block chain.
10. The electric energy quality tracing method of claim 9, wherein: the integral management block chain records the integral change of each corresponding source node, and the reference is 10 points; if a certain verification node and an audit node confirm that the data issued by the source node is correct, adding 1 point, and otherwise, subtracting 1 point; and calculating the average value of the scores of all the verification nodes and the auditing nodes as a final score change value and refreshing the integral value of the electric energy producer at the last time.
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