CN109934665A - A kind of distribution type electric energy transaction system and method - Google Patents
A kind of distribution type electric energy transaction system and method Download PDFInfo
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Abstract
The present invention relates to distribution type electric energy transaction system and methods in a kind of micro-capacitance sensor, including multiple user's energy management device nodes and a Regional Energy manager node, information mutual communication between each node, block chain network is formed, user's energy management device node is connected by power line with the intelligent electric meter of local user.Power information and trading program are uploaded to block chain network by block chain data module by user's energy management device, and inquire Transaction Information by block chain data module；Regional Energy manager collects user's power information and trading program, is user's match trading object based on continuous Double Auction；Intelligent electric meter executes charge and discharge by checking that block information obtains charge-discharge power demand；The clearing of fund are completed finally by intelligent contract.User's energy management device in the system operation, Regional Energy manager and intelligent electric meter self decision, automatic running, it can guarantee each interests for participating in main body while making full use of the distribution type renewable energy in micro-capacitance sensor, realizing the allocation optimum of resource.
Description
1. technical field
The invention belongs in energy internet power trade technical field more particularly to a kind of micro-capacitance sensor in distributed electrical
It can transaction system and method.
2. background technique
Energy shortages and environmental pollution are global problems, and making full use of distribution type renewable energy is to solve the two hardly possiblies
The effective way of topic.However, causing it to be difficult to directly participate in bulk power grid due to the intermittence and fluctuation feature of distributed energy
In electrical energy trade market.It is grid-connected right to reduce distribution type electric energy therefore, it is necessary to which distribution type electric energy trade market is being locally created
It is adversely affected caused by bulk power grid, while can be improved the utilization rate of renewable energy again.
Traditional distribution type electric energy is self-sufficient using user, and redundance is in such a way that regular price uploads.This friendship
On the one hand easy mode can not guarantee the interests of small-sized power supply user after country cancels online subsidy, on the other hand can not also assist
Adjust prosumer electricity consumption behavior, play its in frequency modulation peak regulation, reserve spare effect.
3. summary of the invention
To solve the above-mentioned problems, the purpose of the present invention is to provide the distribution type electric energy transaction systems in a kind of micro-capacitance sensor
And method.
To achieve the goals above, distribution type electric energy transaction system in micro-capacitance sensor provided by the invention, including multiple users
Energy management device node and a Regional Energy manager node, information mutual communication between each node form block chain network, user
Energy management device node is connected by power line with the intelligent electric meter of local user.
User's energy management device node includes block chain data module, power information collection module, local user's service
Module, each module provide corresponding api interface and supply other module accesses, and the function of each module is as follows:
Block chain data module: saving the block data of block chain, uploads including user's history Transaction Information and user
Power information；The intelligent contract being deployed in block chain is executed, including intelligent contract of offering, the intelligent contract of execution.
Power information collection module: the workload demand of load estimation user, including electricity consumption period and correspondence are accessed according to user
The electric power of period；According to Weather information, the production capacity of user's generating equipment is predicted；The total productivity load of user is calculated, including
With/produce electricity period and corresponding period electric energy power；
Local user's service module: block chain data are obtained by block chain data module；It is obtained by telecommunications collection module
Take family power information；Formulate customer transaction strategy；The function of inquiry Transaction Information is provided for user；
The function of the intelligent electric meter includes that charge and discharge acquisition of information, charge and discharge execution and charge and discharge result upload, wherein
Charge and discharge acquisition of information, which refers to, obtains the intelligent electric meter when specified by the block chain data module of local user's energy management device
The charge-discharge power demand of section；Charge and discharge execution, which refers to, completes charge and discharge according to charge-discharge power demand；The upload of charge and discharge result, which refers to, passes through local
Charge and discharge result is broadcast to all of entire block chain network by the block chain data module of the device of user's energy management can source capsule
Manage node；
The Regional Energy manager block includes block chain data module, local matching service module, and two modules are logical
Cross corresponding api interface access each other, the function of modules is as follows:
Block chain data module: identical as the block chain data module function of user's energy management；
Local matching service module: believed by the trading program that block chain data module obtains all users in micro-capacitance sensor
Breath, planning Transaction Information according to user is user's match trading object, and calls for the user of successful match and execute intelligent contract；
Distribution type electric energy method of commerce is based on continuous Double Auction in micro-capacitance sensor provided by the invention, including following step
It is rapid:
(1) upload power information: local user's service module obtains user in set period by power information collection module
Power information, and information is uploaded to block chain；
(2) issue micro-capacitance sensor power demand: the local matching service module of Regional Energy manager obtains what user uploaded
Power information calculates the aggregated capacity information on load of set period user in micro-capacitance sensor, and formulating allows customer quote section, then will
In information and quotation section write-in block chain；
(3) upload trading program: local user's service module obtains micro-capacitance sensor in the aggregated capacity information on load of set period
With user from the productivity load information in set period, customer transaction plan information is formulated, and information is uploaded into block chain
In.
(4) match trading object: the local matching service module of Regional Energy manager obtains the transaction meter that user uploads
It draws, and is user's match trading object according to trading program, passing through block chain data module after successful match is trade user tune
With the intelligent contract of execution；
(5) broadcast transaction results: the local matching service module of Regional Energy manager is wide by block chain data module
The micro-capacitance sensor aggregated capacity load updated after broadcasting matching result and matching；
(6) adjust trading program: local user's service module obtains user's matching result, when the non-successful match of user,
User service module adjusts customer transaction plan, and is intended to information and uploads in block chain；
(7) Regional Energy manager repeats step (4)；
(8) intelligent electric meter obtains charge and discharge power information, executes charge and discharge, and result is uploaded to block chain；
(9) the intelligent contract in block chain data module is according to charge and discharge as a result, executing capital settlement.
Power trade is divided into n time slot, and uploading a power information in each transaction time slot user can according to power information
User is divided into power purchase user C and sale of electricity user P.Wherein, as user productivity load difference DELTA E=(Eproduce-Eload) > 0 when
For power purchase user, as user Δ E=(Eproduce-Eload) < 0.
Local matching service module takes improved continuous Double Auction mechanism, step to the matching of user are as follows:
(1) service module takes the minimum P that offers in sale of electricity useriWith the highest C that offers in power purchase userjIf meeting sale of electricity
The quotation of user is less than the quotation of power purchase user, i.e. pi,1≤pj,1, by PiWith CjMatching, and enable final trade quotation are as follows:If pi,1> pj,1, go to step (4)；
(2) for sale of electricity user PiAvailable electric energy EiWith power purchase user CjElectrical energy demands EjIf: Ei> Ej, enable both sides
Transaction electric energy is Ej, by power purchase user CjQueue to be matched is removed, the available electric energy of sale of electricity user is updated to Ei-Ej, hold again
Row (1)；If: Ei< Ej, both sides is enabled to trade electric energy as Ei, by sale of electricity user PiQueue to be matched is removed, the electric energy of power purchase user needs
It asks and is updated to Ej-Ek, it re-execute the steps (1)；If: Ei=Ej, both sides is enabled to trade electric energy as Ei, both sides are removed to team to be matched
Column, re-execute the steps (1)；If power purchase or sale of electricity user have a side, matching is finished, and is executed step (3)；
(3) it is finished if sale of electricity user matches at first, remaining not matched power purchase user electrical energy demands are provided by power grid；If
The matching at first of power purchase user finishes, and the electric energy of remaining not matched sale of electricity user directly can allow quotation to be sold to electricity with minimum
Net；
(4) service module is that all matched users that succeeded call the intelligent contract of execution.
Local user's service module is when adjusting trading program, it then follows optimal bidding strategy: sale of electricity user is in this time slot
A yielding value is subtracted on the basis of sale of electricity user's highest quotation of successful match, power purchase user matches into this time slot
A yielding value is added on the basis of power purchase user's lowest bid of function.Yielding value is by local user's service module dynamic generation.
When the city that sale of electricity user fails in set period by about completion power supply, and dump energy will be fixed with power grid by power grid
Field price supplement.The principle of capital settlement in the case where considering this situation are as follows: power grid supplement electricity is subtracted from this sale of electricity total revenue
The deserved income of energy, residual income are all for sale of electricity user.
4 Detailed description of the inventions
Fig. 1 is distribution type electric energy transaction system integrated stand composition in micro-capacitance sensor；Fig. 2 is user's energy management device in the present invention
With Regional Energy manager illustraton of model；Fig. 3 is distribution type electric energy transaction flow schematic diagram in the present invention；Fig. 4 is base in the present invention
In the matching flow chart of continuous Double Auction.
5 specific embodiments
It is described in detail below in conjunction with distribution type electric energy transaction system and method for the attached drawing to invention offer.
As shown in Figures 1 and 2, distribution type electric energy transaction system in a kind of micro-capacitance sensor provided by the invention, including an area
Domain energy management device node 1 and multiple user's energy management device nodes 2, information mutual communication between each node form block chain network,
User's energy management device node 2 is connected by power line 3 with the intelligent electric meter 4 of local user.
User's energy management device node 2 includes block chain data module 5, local user's service module 6, power information receipts
Collect module 7, each module provides corresponding api interface and supplies other module accesses, and the function of each module is as follows:
Block chain data module 5: saving the block data of block chain, uploads including user's history Transaction Information and user
Power information；The intelligent contract being deployed in block chain is executed, including intelligent contract of offering, the intelligent contract of execution.
Local user's service module 6: block chain data are obtained by block chain data module 5；Pass through telecommunications collection module 7
Obtain user's power information；Formulate customer transaction strategy；The function of inquiry Transaction Information is provided for user；
Power information collection module 7: the workload demand of load estimation user, including electricity consumption period and correspondence are accessed according to user
The electric power of period；According to Weather information, the production capacity of user's generating equipment is predicted；The total productivity load of user is calculated, including
With/produce electricity period and corresponding period electric energy power；
The function of the intelligent electric meter 4 includes that charge and discharge acquisition of information, charge and discharge execution and charge and discharge result upload, wherein
Charge and discharge acquisition of information, which refers to, obtains the intelligent electric meter specified by the block chain data module 5 of local user's energy management device 2
The charge-discharge power demand of period；Charge and discharge execution, which refers to, completes charge and discharge according to charge-discharge power demand；The upload of charge and discharge result, which refers to, passes through this
Charge and discharge result is broadcast to all energy of entire block chain network by the block chain data module 5 of ground user's energy management device 2
Management node 1,2；
The Regional Energy manager block includes block chain data module 8, local matching service module 9, two modules
Each other by the access of corresponding api interface, the function of modules is as follows:
Block chain data module 8: identical as block chain 5 functions of data module of user's energy management 2；
Local matching service module 9: believed by the trading program that block chain data module 8 obtains all users in micro-capacitance sensor
Breath, planning Transaction Information according to user is user's match trading object, and calls for the user of successful match and execute intelligent contract；
Power trade is divided into n time slot, and uploading a power information in each transaction time slot user can according to power information
User is divided into power purchase user C and sale of electricity user P.Wherein, as user productivity load difference DELTA E=(Eproduce-Eload) > 0 when
For power purchase user, as user Δ E=(Eproduce-Eload) < 0.
Distribution type electric energy method of commerce in micro-capacitance sensor provided by the invention, based on continuous Double Auction, including it is following
Step:
(1) upload power information: local user's service module 6 obtains user specified by power information collection module 7
The power information of period, and information is uploaded to block chain；
(2) issue micro-capacitance sensor power demand: the local matching service module 9 of Regional Energy manager 1 obtains user and uploads
Power information, calculate the aggregated capacity information on load of set period user in micro-capacitance sensor, formulating allows customer quote section, then
It will be in information and quotation section write-in block chain；
(3) upload trading program: local user's service module 6 obtains micro-capacitance sensor in the aggregated capacity information on load of set period
With user from the productivity load information in set period, customer transaction plan information is formulated, and information is uploaded into block chain
In.
(4) match trading object: local matching service module 9 obtains the trading program that user uploads, and is counted according to transaction
It divides user's match trading object into, is called after successful match by block chain data module 8 for trade user and execute intelligent contract；
(5) broadcast transaction results: local matching service module 9 broadcasts matching result and matching by block chain data module
After the micro-capacitance sensor aggregated capacity load that updates；
(6) adjust trading program: local user's service module 6 obtains user's matching result, when the non-successful match of user,
User service module 6 adjusts customer transaction plan, and is intended to information and uploads in block chain；
(7) Regional Energy manager 1 repeats step (4)；
(8) intelligent electric meter 4 obtains charge and discharge power information, executes charge and discharge, and result is uploaded to block chain；
(9) the intelligent contract in block chain data module 1,2 is according to charge and discharge as a result, executing capital settlement.
Local matching service module 9 takes improved continuous Double Auction mechanism, step to the matching of user are as follows:
(1) service module 9 takes the minimum P that offers in sale of electricity useriWith the highest C that offers in power purchase userjIf satisfaction is sold
The quotation of electric user is less than the quotation of power purchase user, i.e. pi,1≤pj,1, by PiWith CjMatching, and enable final trade quotation are as follows:If pi,1> pj,1, go to step (4)；
(2) for sale of electricity user PiAvailable electric energy EiWith power purchase user CjElectrical energy demands EjIf: Ei> Ej, enable both sides
Transaction electric energy is Ej, by power purchase user CjQueue to be matched is removed, the available electric energy of sale of electricity user is updated to Ei-Ej, hold again
Row (1)；If: Ei< Ej, both sides is enabled to trade electric energy as Ei, by sale of electricity user PiQueue to be matched is removed, the electric energy of power purchase user needs
It asks and is updated to Ej-Ek, it re-execute the steps (1)；If: Ei=Ej, both sides is enabled to trade electric energy as Ei, both sides are removed to team to be matched
Column, re-execute the steps (1)；If power purchase or sale of electricity user have a side, matching is finished, and is executed step (3)；
(3) it is finished if sale of electricity user matches at first, remaining not matched power purchase user electrical energy demands are provided by power grid；If
The matching at first of power purchase user finishes, and the electric energy of remaining not matched sale of electricity user directly can allow quotation to be sold to electricity with minimum
Net；
(4) service module 9 is that all matched users that succeeded call the intelligent contract of execution.
Local user's service module 6 is when adjusting trading program, it then follows optimal bidding strategy: sale of electricity user is in this time slot
A yielding value is subtracted on the basis of sale of electricity user's highest quotation of successful match, power purchase user matches into this time slot
A yielding value is added on the basis of power purchase user's lowest bid of function.Yielding value is by local user's service module dynamic generation.
When the city that sale of electricity user fails in set period by about completion power supply, and dump energy will be fixed with power grid by power grid
Field price supplement.The principle of capital settlement in the case where considering this situation are as follows: power grid supplement electricity is subtracted from this sale of electricity total revenue
The deserved income of energy, residual income are all for sale of electricity user.
Claims (9)
1. distribution type electric energy transaction system in a kind of micro-capacitance sensor, it is characterised in that: the power trade system includes multiple use
Family energy management device node and a Regional Energy manager node, information mutual communication between each node form block chain network, use
Energy management device node in family is connected by power line with the intelligent electric meter of local user.
2. power trade system according to claim 1, it is characterised in that: user's energy management device node includes area
Block chain data module, power information collection module, local user's service module, each module provide corresponding api interface and supply other moulds
The function of block access, each module is as follows:
Block chain data module: saving the block data of block chain, the telecommunications uploaded including user's history Transaction Information and user
Breath；The intelligent contract being deployed in block chain is executed, including intelligent contract of offering, the intelligent contract of execution.
Power information collection module: the workload demand of load estimation user, including electricity consumption period and corresponding period are accessed according to user
Electric power；According to Weather information, the production capacity of user's generating equipment is predicted；The total productivity load of calculating user, including with/produce
Electric period and corresponding period electric energy power；
Local user's service module: block chain data are obtained by block chain data module；It is obtained and is used by telecommunications collection module
Family power information；Formulate customer transaction strategy；The function of inquiry Transaction Information is provided for user.
3. power trade system according to claim 1, it is characterised in that: the function of the intelligent electric meter includes charge and discharge
Acquisition of information, charge and discharge execution and charge and discharge result upload, and wherein charge and discharge acquisition of information refers to through local user's energy management
The block chain data module of device obtains the intelligent electric meter in the charge-discharge power demand of set period；Charge and discharge execution refers to according to charge and discharge
It is required that completing charge and discharge；Charge and discharge result, which uploads, to be referred to charge and discharge through the block chain data module of the device of local user's energy management
Electric result is broadcast to all energy management nodes of entire block chain network.
4. power trade system according to claim 1, it is characterised in that: the Regional Energy manager node, area
Energy management device block in domain includes block chain data module, local matching service module, and two modules are accessed by corresponding api interface
Each other, the function of modules is as follows:
Block chain data module: identical as the block chain data module function of user's energy management；
Local matching service module: the trading program information of all users in micro-capacitance sensor, root are obtained by block chain data module
Planning Transaction Information according to user is user's match trading object, and calls for the user of successful match and execute intelligent contract.
5. distribution type electric energy method of commerce in a kind of micro-capacitance sensor, it is characterised in that: this method is based on continuous Double Auction, packet
Include following steps:
(1) upload power information: local user's service module obtains user in set period by power information collection module
Power information, and information is uploaded to block chain；
(2) issue micro-capacitance sensor power demand: the local matching service module of Regional Energy manager obtains the telecommunications that user uploads
Breath calculates the aggregated capacity information on load of set period user in micro-capacitance sensor, and formulating allows customer quote section, then by information
In quotation section write-in block chain；
(3) upload trading program: local user's service module obtains micro-capacitance sensor in the aggregated capacity information on load of set period, user
From the productivity load information and quotation section, formulation customer transaction plan information in set period, and information is uploaded into area
In block chain.
(4) match trading object: the local matching service module of Regional Energy manager obtains the trading program that user uploads, and
It is user's match trading object according to trading program, is called and executed for trade user by block chain data module after successful match
Intelligent contract；
(5) broadcast transaction results: the local matching service module of Regional Energy manager passes through the broadcast of block chain data module
The micro-capacitance sensor aggregated capacity load updated after with result and matching；
(6) adjust trading program: local user's service module obtains user's matching result, when the non-successful match of user, user
Service module adjusts customer transaction plan, and is intended to information and uploads in block chain；
(7) Regional Energy manager repeats step (4)；
(8) intelligent electric meter obtains charge and discharge power information, executes charge and discharge, and result is uploaded to block chain；
(9) the intelligent contract in block chain data module is according to charge and discharge as a result, executing capital settlement.
6. power trade method according to claim 5, characterized in that power trade is divided into n time slot, in each friendship
Easy time slot user, which uploads a power information, can be divided into user power purchase user C and sale of electricity user P according to power information, wherein when
User productivity load difference DELTA E=(Eproduce-Eload) > 0 when be sale of electricity user, as user Δ E=(Eproduce-Eload) < 0
It is for power purchase user.
7. power trade method according to claim 5, characterized in that local matching service module adopts the matching of user
Take improved continuous Double Auction mechanism, step are as follows:
(1) service module takes the minimum P that offers in sale of electricity useri,minWith the highest P that offers in power purchase userJ, maxIf satisfaction is sold
The quotation of electric user is less than the quotation of power purchase user, i.e. pi,min≤pj,max, by PiWith CjMatching, and enable final trade quotation are as follows:If pi,min> pj,max, go to step (4)；
(2) for sale of electricity user PiAvailable electric energy EiWith power purchase user CjElectrical energy demands EjIf: Ei> Ej, both sides is enabled to trade
Electric energy is Ej, by power purchase user CjQueue to be matched is removed, the available electric energy of sale of electricity user is updated to Ei-Ej, re-execute
(1)；If: Ei< Ej, both sides is enabled to trade electric energy as Ei, by sale of electricity user PiRemove queue to be matched, the electrical energy demands of power purchase user
It is updated to Ej-Ek, it re-execute the steps (1)；If: Ei=Ej, both sides is enabled to trade electric energy as Ei, both sides are removed to team to be matched
Column, re-execute the steps (1)；If power purchase or sale of electricity user have a side, matching is finished, and is executed step (3)；
(3) it is finished if sale of electricity user matches at first, remaining not matched power purchase user electrical energy demands are provided by power grid；If power purchase
User matches finish at first, and the electric energy of remaining not matched sale of electricity user directly can allow quotation to be sold to power grid with minimum；
(4) service module is that all matched users that succeeded call the intelligent contract of execution.
8. power trade method according to claim 5, characterized in that local user's service module is in adjustment trading program
When, it then follows optimal bidding strategy: sale of electricity user in this time slot sale of electricity user's highest quotation of successful match on the basis of subtract
A yielding value is gone, power purchase user moves back on the basis of power purchase user's lowest bid of successful match plus one in this time slot
Allow value.Yielding value is by local user's service module dynamic generation.
9. power trade method according to claim 5, characterized in that when sale of electricity user fails in set period by about
Power supply is completed, dump energy will be supplemented by power grid with the fixed market price of power grid.The capital settlement in the case where considering this situation
Principle are as follows: the deserved income of power grid electric energy supplement is subtracted from this sale of electricity total revenue, residual income is all for sale of electricity user.
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| CN113313336A (en) * | 2020-02-27 | 2021-08-27 | 百度在线网络技术（北京）有限公司 | Block chain-based power resource allocation method and device, electronic equipment and medium |
| CN112001793A (en) * | 2020-07-10 | 2020-11-27 | 重庆素书网络科技有限公司 | Financial data management method and system based on block chain |
| CN112465639A (en) * | 2020-11-25 | 2021-03-09 | 上海泰豪迈能能源科技有限公司 | Distributed energy transaction method based on block chain technology |
| CN113065897A (en) * | 2021-04-09 | 2021-07-02 | 海南电网有限责任公司 | Intelligent marketing management system and implementation method thereof |
| CN113344249A (en) * | 2021-05-14 | 2021-09-03 | 合肥工业大学 | Block chain-based cooling, heating and power combined supply multi-microgrid optimal scheduling method and system |
| CN113344249B (en) * | 2021-05-14 | 2022-09-30 | 合肥工业大学 | Block chain-based cooling, heating and power combined supply multi-microgrid optimal scheduling method and system |
| CN113904794A (en) * | 2021-08-26 | 2022-01-07 | 中国电力科学研究院有限公司 | Method and system for fusing block chain and intelligent electric energy meter |
| CN113904794B (en) * | 2021-08-26 | 2024-05-14 | 中国电力科学研究院有限公司 | Method and system for fusing blockchain and intelligent electric energy meter |
| CN114581158A (en) * | 2022-04-29 | 2022-06-03 | 深圳市誉兴通科技股份有限公司 | Internet of things power consumption quota management method and system |
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