CN111275533A - Electric power market trading method and system - Google Patents
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Abstract
The application relates to an electric power market transaction method and a system, wherein the electric power market transaction method comprises the steps of receiving planned power consumption of each power consumption enterprise and sending the planned power consumption to a plurality of power plants; receiving quoted prices of all power plants, and calculating the whole-network fitting electricity price according to the quoted prices of all the power plants; and transmitting electric power according to the actual electric power consumption of each power utilization enterprise. This application can calculate the price of electricity in real time, fully embodies the timesharing value of electricity, in addition, through receiving power consumption enterprise planning power consumption, according to the plan electricity generation, realizes that supply and demand are balanced, improves energy utilization and rate, avoids extravagant.
Description
Technical Field
The application relates to the technical field of electric power market trading systems, in particular to an electric power market trading method and system.
Background
With the continuous development of power grids and information technology, the electric power market reform is rapidly promoted nationwide. The electric power market reform is helpful to break monopoly, remove control and introduce competition, so that the electric power market can be continuously operated and developed. So as to more reasonably allocate resources, improve the utilization rate of the resources and promote the coordinated development of the power industry and the society, the economy and the environment. The continuous improvement of the electric power market has great effect in promoting the electric power consumption, reducing the enterprise cost, stabilizing the enterprise production and the like.
However, the trading system is not perfect, the trading method is single, the pricing mode is not flexible enough, the electric power marketing process is still in a starting stage, the power supply price still has monopoly phenomenon, and the energy waste is easily caused due to the unbalanced supply and demand relationship.
Disclosure of Invention
The method and the system for trading the electric power market are provided to overcome the problems that the trading system is not perfect enough, the trading method is single, the pricing mode is not flexible enough, the electric power marketing process is still in a starting stage, the monopoly phenomenon still exists in the power supply price, and the energy waste is easily caused due to the unbalanced supply and demand relationship.
In a first aspect, the present application provides a power market trading method, comprising:
receiving planned power consumption of each power utilization enterprise;
sending the planned electricity usage to a plurality of power plants;
receiving quoted prices of all power plants, and calculating the whole network fitting electricity price according to the quoted prices of all the power plants;
and transmitting electric power according to the actual electric power consumption of each power utilization enterprise.
Further, the method further comprises:
acquiring actual electricity consumption and actual electricity price in the previous time period;
adjusting the quoted price according to the actual electricity consumption and the actual electricity price;
and predicting the planned power consumption and the whole network fitting electricity price in the next time period.
Further, the method further comprises:
monitoring the generated energy of each power plant;
and adjusting the quotation according to the monitoring result.
Further, the method further comprises calculating the actual electricity price per hour, and specifically comprises:
receiving the actual electricity consumption of each electricity utilization enterprise,
and calculating the actual electricity price per hour according to the actual electricity consumption of each electricity utilization enterprise, wherein the actual electricity price per hour is the arithmetic average of the electricity prices of the nodes every 15 minutes in the period.
Further, the method further comprises the step of settling according to the actual electricity consumption, and specifically comprises the following steps:
acquiring actual electricity consumption per hour;
calculating a corresponding hour whole-network fitting electricity price, wherein the corresponding hour whole-network fitting electricity price is a weighted average value of the actual electricity prices of the power plant per hour;
and carrying out settlement according to the actual electricity consumption per hour and the whole network fitting electricity price in the corresponding hour.
Further, the method further comprises:
and calculating transaction result data and monitoring the transaction result.
Further, the method further comprises:
the method further comprises calculating a clearing result and sending the clearing result to the power plant.
Further, the method further comprises:
also included is receiving the power plant energy declaration.
In a second aspect, the present application provides an electric power market trading system, comprising:
the first receiving module is used for receiving the planned power consumption of each power utilization enterprise,
the sending module is used for sending the planned power consumption to a plurality of power plants;
the second receiving module is used for receiving quoted prices of all power plants and calculating the whole-network fitting electricity price according to the quoted prices of all the power plants;
and the transmission module is used for transmitting electric power according to the actual power consumption of each power utilization enterprise.
Further, the system further comprises:
and the prediction module is used for predicting the planned power consumption of the next time period and the whole network fitting electricity price.
The technical scheme provided by the embodiment of the application can have the following beneficial effects:
this application is through receiving every power consumption enterprise planning power consumption, receives the quotation of each power plant, calculates the fit price of electricity of whole net according to the quotation of each power plant, can calculate the price of electricity in real time, fully embodies the timesharing value of electricity, in addition, through receiving power consumption enterprise planning power consumption, according to the plan electricity generation, realizes that the supply and demand is balanced, improves energy utilization and rates, avoids extravagant.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Fig. 1 is a flowchart of a power market trading method according to an embodiment of the present application.
Fig. 2 is a flowchart of a power market trading method according to another embodiment of the present application.
Fig. 3 is a block diagram of an electric power market trading system according to an embodiment of the present application.
Fig. 4 is a deployment diagram of an electric power market trading system according to an embodiment of the present application.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
Fig. 1 is a flowchart of a power market trading method according to an embodiment of the present application.
As shown in fig. 1, the electric power market transaction method provided by this embodiment includes:
s11: receiving planned power consumption of each power utilization enterprise;
s12: sending the planned electricity usage to a plurality of power plants;
s13: receiving quoted prices of all power plants, and calculating the whole-network fitting electricity price according to the quoted prices of all the power plants;
s14: and transmitting electric power according to the actual electric power consumption of each power utilization enterprise.
Traditional transaction system pricing mode is single, and the price of electricity keeps unchangeable in the same day after the pricing, can not embody the timesharing of electricity and worth to, because the power plant does not know the power consumption condition of power consumption enterprise, easily cause the generated energy to be greater than the power consumption far away or the electricity generation is not enough, can not realize supply and demand balance, easily cause the energy extravagant.
In this embodiment, through receiving every power consumption enterprise planning power consumption, receive the quotation of each power plant, calculate the fit price of electricity of whole net according to the quotation of each power plant, can calculate the price of electricity in real time, fully embody the timesharing value of electricity, in addition, through receiving power consumption enterprise planning power consumption, according to plan power generation, realize supply and demand balance, improve energy utilization and rate, avoid extravagant.
Fig. 2 is a flowchart of a power market trading method according to another embodiment of the present application.
As shown in fig. 2, the system of the present embodiment includes:
s21: acquiring actual electricity consumption and actual electricity price in the previous time period;
s22: adjusting the quoted price according to the actual electricity consumption and the actual electricity price;
s23: and predicting the planned power consumption and the whole network fitting electricity price in the next time period.
It should be noted that the measurement units of the previous time period and the next time period may be determined according to actual needs. For example, the measurement unit is determined by hour, the last time period is 11 points, in this case 12 points, and the next time period is 13 points; if the measurement unit is determined by day, the measurement unit can be determined by month or year if the last time period is yesterday, today and the next time period is tomorrow. It can be understood that the smaller the metering unit, the more the electricity price can reflect real-time fluctuation or change, and the enterprises can pay attention to the system price in real time and purchase the system price when the price is lower, so that the production cost of the enterprises is saved, and the time-sharing value of the electricity is reflected.
As an optional implementation manner of the present invention, the method further includes calculating an actual electricity price per hour, specifically including:
receiving the actual electricity consumption of each electricity utilization enterprise,
and calculating the actual electricity price per hour according to the actual electricity consumption of each electricity utilization enterprise, wherein the actual electricity price per hour is the arithmetic mean value of the electricity prices of the nodes every 15 minutes in the period.
For example, the actual electricity rate per hour P ═ (P0+ P1+ P2+ P3)/4, and P0, P1, P2, and P3 are distributed as node electricity rates per 15 minutes in the hour.
As an optional implementation manner of the present invention, the method further includes performing settlement according to the actual power consumption, and specifically includes:
acquiring actual electricity consumption per hour;
calculating the corresponding hour whole-network fitting electricity price, wherein the corresponding hour whole-network fitting electricity price is the weighted average value of the actual electricity prices of the power plant per hour;
and carrying out settlement according to the actual electricity consumption per hour and the whole network fitting electricity price in the corresponding hour.
And each power utilization enterprise actually consumes Q (1-station power consumption) which is (Q0+ Q1+ Q2+ Q3)/4 per hour. Wherein:
in each hour, the first 15-minute electricity consumption Q0 is Q1+ Q2+ Q3+. qn, Q1-qn represents an electric unit, Q1 represents the second 15-minute electricity consumption, Q2 represents the third 15-minute electricity consumption, Q3 represents the fourth 15-minute electricity consumption, the number of the 15-minute red electric units is the same or different, and the electric units are accumulated according to specific operation conditions.
The electricity price R ═ Q × P was fitted to the whole grid every hour.
As an optional implementation manner of the present invention, the method further includes:
monitoring the generated energy of each power plant;
and adjusting the quotation according to the monitoring result.
Monitoring the generated energy of each power plant comprises monitoring the running condition of the generator set and/or a transportation line, giving an alarm in time when the generator set and/or the transportation line are abnormal, receiving new quoted prices again according to the generating capacity of each power plant, recalculating the whole network fitting electricity price according to the new quoted prices, and adjusting the quoted prices according to the monitoring result. Therefore, the power generation side and the power utilization side can know the power generation capacity in time, and reasonable quotation can be made to maintain the supply and demand balance relationship.
As an optional implementation manner of the present invention, the method further includes:
and calculating transaction result data and monitoring the transaction result.
By calculating the transaction result data and storing the result data as historical data, the system or government departments and other departments can conveniently analyze the result data and make reasonable decisions according to the historical data.
Through monitoring transaction process and transaction result, prevent that unfairness phenomenon from appearing in the transaction, if power consumption enterprise pays back power plant and does not deliver full amount electric quantity etc. be favorable to protecting the reasonable interest of hair power side and power consumption side.
As an optional implementation manner of the present invention, the method further includes:
the method also comprises the steps of calculating a clearing result and sending the clearing result to the power plant, and the power plant is favorably and reasonably configured by calculating the clearing result, so that the power generation cost is saved.
As an optional implementation manner of the present invention, the method further includes:
the system or the power plant can know the market demand in time by means of early declaration so as to carry out reasonable configuration and be beneficial to realizing supply and demand balance.
In the embodiment, the planned power consumption and the whole-network fitting electricity price in the next time period are predicted by adjusting the price according to the actual power consumption and the actual electricity price, so that the real-time fluctuation or change of the electricity price can be reflected in time, an enterprise can pay attention to the system price in real time and purchase the system price when the price is lower, the production cost of the enterprise is saved, and the time-sharing value of electricity is reflected.
Fig. 3 is a block diagram of an electric power market trading system according to an embodiment of the present application.
As shown in fig. 3, the electric power market trading system provided in this embodiment includes:
a first receiving module 31, configured to receive the planned power consumption of each power utilization enterprise,
a sending module 32, configured to send the planned power consumption to a plurality of power plants;
the second receiving module 33 is used for receiving the quoted prices of the power plants and calculating the whole network fitting electricity price according to the quoted prices of the power plants;
and the transmission module 34 is used for transmitting electric power according to the actual power consumption of each power utilization enterprise.
As an optional implementation manner of the present invention, the system further includes:
and the prediction module 35 is used for predicting the planned electricity consumption in the next time period and the whole network fitting electricity price.
The system further comprises:
and the monitoring module is used for monitoring the generated energy of each power plant.
The first calculation module is used for calculating the actual electricity price per hour, and the actual electricity price per hour is the arithmetic mean value of the node electricity prices every 15 minutes in the time period.
And the second calculation module is used for calculating the corresponding hour whole-network fitting electricity price, and the corresponding hour whole-network fitting electricity price is a weighted average value of the actual electricity prices of the power plant per hour.
And the monitoring module is used for monitoring the transaction process and the transaction result.
And the clearing module is used for calculating a clearing result and sending the clearing result to the power plant.
And the reporting module is used for power plant energy reporting, power plant electric energy reporting, frequency modulation reporting, cogeneration reporting and the like.
Referring to fig. 4, when the system is deployed, an intranet user is sequentially connected to an intranet application server 42 and an intranet database 43 through an intranet load balancing device 41 to store system data in an intranet storage device 44, and an extranet user is connected to the intranet database 43 through a secure interaction platform device 48, an extranet load balancing device 47, and an extranet server 46 to perform data communication, and an isolation service area 45 is used to connect the intranet database 43 and the extranet server 46 in order to protect data communication security.
In this embodiment, receive every power consumption enterprise planning power consumption through first receiving module, sending module sends the planning power consumption to a plurality of power plants, the quotation of each power plant is received to the second receiving module, calculate whole net fit power price according to the quotation of each power plant, delivery module carries electric power according to each power consumption enterprise actual power consumption, can calculate the power price in real time, the timesharing value of electricity fully embodies, realize the supply and demand balance, improve energy utilization, for the power generation enterprise, the power consumption enterprise, the power selling company participates in the electric power spot market transaction and provides reliable support.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that, in the description of the present application, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Further, in the description of the present application, the meaning of "a plurality" means at least two unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present application includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present application.
It should be understood that portions of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present application may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
It should be noted that the present invention is not limited to the above-mentioned preferred embodiments, and those skilled in the art can obtain other products in various forms without departing from the spirit of the present invention, but any changes in shape or structure can be made within the scope of the present invention with the same or similar technical solutions as those of the present invention.
Claims (10)
1. An electric power market trading method, comprising:
receiving planned power consumption of each power utilization enterprise;
sending the planned electricity usage to a plurality of power plants;
receiving quoted prices of all power plants, and calculating the whole network fitting electricity price according to the quoted prices of all the power plants;
and transmitting electric power according to the actual electric power consumption of each power utilization enterprise.
2. The electric power market trading method of claim 1, further comprising:
acquiring actual electricity consumption and actual electricity price in the previous time period;
adjusting the quoted price according to the actual electricity consumption and the actual electricity price;
and predicting the planned power consumption and the whole network fitting electricity price in the next time period.
3. The electric power market trading method of claim 1, further comprising:
monitoring the generated energy of each power plant;
and adjusting the quotation according to the monitoring result.
4. The electric power market trading method of claim 1, further comprising calculating an actual electricity rate per hour, the calculating the actual electricity rate per hour comprising:
receiving the actual electricity consumption of each electricity utilization enterprise,
and calculating the actual electricity price per hour according to the actual electricity consumption of each electricity utilization enterprise, wherein the actual electricity price per hour is the arithmetic average of the electricity prices of the nodes every 15 minutes in the period.
5. The electric power market trading method of claim 4, further comprising settling according to actual power usage, the settling according to actual power usage comprising:
acquiring actual electricity consumption per hour;
calculating a corresponding hour whole-network fitting electricity price, wherein the corresponding hour whole-network fitting electricity price is a weighted average value of the actual electricity prices of the power plant per hour;
and carrying out settlement according to the actual electricity consumption per hour and the whole network fitting electricity price in the corresponding hour.
6. The electric power market trading method of claim 1, further comprising: and calculating transaction result data and monitoring the transaction result.
7. The electric power market trading method of claim 1, further comprising:
the method further comprises calculating a clearing result and sending the clearing result to the power plant.
8. The electric power market trading method of claim 1, further comprising:
also included is receiving the power plant energy declaration.
9. An electric power market trading system, comprising:
the first receiving module is used for receiving the planned power consumption of each power utilization enterprise,
the sending module is used for sending the planned power consumption to a plurality of power plants;
the second receiving module is used for receiving quoted prices of all power plants and calculating the whole-network fitting electricity price according to the quoted prices of all the power plants;
and the transmission module is used for transmitting electric power according to the actual power consumption of each power utilization enterprise.
10. The electric power market trading system of claim 9, further comprising:
and the prediction module is used for predicting the planned power consumption of the next time period and the whole network fitting electricity price.
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| CN202010107803.2A CN111275533B (en) | 2020-02-21 | 2020-02-21 | Electric power market transaction method and system |
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| CN202010107803.2A CN111275533B (en) | 2020-02-21 | 2020-02-21 | Electric power market transaction method and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112039054A (en) * | 2020-08-05 | 2020-12-04 | 广州珠江电力有限公司 | Power generation system adjusting method based on electric power spot mode |
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| CN106447124A (en) * | 2016-10-18 | 2017-02-22 | 国网上海市电力公司 | Time-sharing electricity price pricing method based on control parameters and feedback adjustment |
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| CN109636033A (en) * | 2018-12-11 | 2019-04-16 | 远景能源（南京）软件技术有限公司 | A kind of distributed photovoltaic project is generated power for their own use total rate of electricity prediction technique |
| CN110245972A (en) * | 2019-04-26 | 2019-09-17 | 国网浙江省电力有限公司衢州供电公司 | A kind of more electricity prices meterings of power grid and scheduling system |
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2020
- 2020-02-21 CN CN202010107803.2A patent/CN111275533B/en not_active Expired - Fee Related
Patent Citations (4)
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| CN106447124A (en) * | 2016-10-18 | 2017-02-22 | 国网上海市电力公司 | Time-sharing electricity price pricing method based on control parameters and feedback adjustment |
| CN107845022A (en) * | 2017-11-02 | 2018-03-27 | 北京恒泰能联科技发展有限公司 | Electricity market aid decision-making systems |
| CN109636033A (en) * | 2018-12-11 | 2019-04-16 | 远景能源（南京）软件技术有限公司 | A kind of distributed photovoltaic project is generated power for their own use total rate of electricity prediction technique |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112039054A (en) * | 2020-08-05 | 2020-12-04 | 广州珠江电力有限公司 | Power generation system adjusting method based on electric power spot mode |
| CN112039054B (en) * | 2020-08-05 | 2022-04-08 | 广州珠江电力有限公司 | Power generation system adjusting method based on electric power spot mode |
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