CN109308634A - A kind of electricity transaction index calculation method applied to electric power medium and long-term transaction - Google Patents
A kind of electricity transaction index calculation method applied to electric power medium and long-term transaction Download PDFInfo
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Abstract
The invention discloses a kind of electricity transaction index calculation methods applied to electric power medium and long-term transaction, it includes step 1, according to the determining upper net side of bilateral transaction, the price differential and exchange hand of the absolute price of user side and current electricity price catalogue, and social net benefits is calculated；Step 2 carries out price differential matching by purchase sale of electricity double barreled quotation, and the social net benefits of centralized transaction is calculated by conclusion of the business price differential pair and conclusion of the business electricity；Step 3, the social net benefits for calculating Contract generation transfer transaction；The social net benefits that step 4, calculating are listed；Electricity transaction index is calculated in step 5, calculated 4 kinds of social net benefits；The electricity transaction index for solving power medium and long-term transaction in the prior art calculates the considerations of only calculating by concluded price as electricity transaction index factor, the index calculated cannot comprehensively reflect the direct benefit that buyer, seller's market main body obtain in electricity transaction, and main market players is thus instructed to carry out the technical problems such as trade decision.
Description
Technical field
The invention belongs to electric power transaction platform technical field more particularly to a kind of electric power applied to electric power medium and long-term transaction
Transaction index calculation method.
Background technique
Deepen with power system reform and promote, as commodity and purchase sale of electricity main body is organized to participate in marketing electric energy,
Help to improve the level that electric power resource is distributed rationally；With bilateral negotiation, concentrates and bid, be listed and the side such as Contract generation transfer
The electric power medium and long-term transaction that formula is carried out, is the principal mode of the current power market transaction in China；Electricity transaction in electricity transaction
Index calculates and application, concluded price deployment analysis and the calculating bidded under form primarily directed to concentration；In this way,
On the one hand the diverse problems of electricity transaction mode are not fully taken into account；On the other hand, only by concluded price as electric power
The considerations of transaction index calculates factor, the index calculated cannot comprehensively reflect that buyer, seller's market main body hand in electric power
The direct benefit obtained in easily, and main market players is instructed to carry out trade decision accordingly.
Summary of the invention
The technical problem to be solved in the present invention: a kind of electricity transaction index calculating applied to electric power medium and long-term transaction is provided
Method, the electricity transaction index to solve electric power medium and long-term transaction in the prior art, which calculates, only to be handed over by concluded price as electric power
The considerations of easy index calculates factor, the index calculated cannot comprehensively reflect buyer, seller's market main body in electricity transaction
The direct benefit of middle acquisition, and main market players is thus instructed to carry out the technical problems such as trade decision.
Technical solution of the present invention:
A kind of electricity transaction index calculation method applied to electric power medium and long-term transaction, it includes:
Step 1, the upper net side determined according to bilateral transaction, the price differential of the absolute price of user side and current electricity price catalogue and
Social net benefits is calculated in exchange hand；Society's net benefits is the sum of Generation Side net benefits and user side net benefits.
Step 2 carries out price differential matching by purchase sale of electricity double barreled quotation, is calculated and is concentrated by conclusion of the business price differential pair and conclusion of the business electricity
The social net benefits of transaction；
Step 3, the social net benefits for calculating Contract generation transfer transaction；
The social net benefits that step 4, calculating are listed；
Electricity transaction index is calculated according to calculated 4 kinds of step 1-4 social net benefits in step 5.
The calculation formula of social net benefits is calculated described in step 1 are as follows:
In formula: ps0And pD0Respectively indicate existing rate for incorporation into the power network and sale of electricity side stake electrovalence；psiAnd pDiIndicate bilateral contract i
Determining upper net side and user side absolute price；QiIndicate bilateral contract transaction electricity；m1Indicate bilateral contract number in the statistics phase
Amount.
The formula of the social net benefits of centralized transaction is calculated described in step 2 are as follows:
In formula: pDiAnd pSiRespectively indicate the quotation of purchase, sale of electricity side, QiIndicate price differential to the conclusion of the business electricity of i.
The social net benefits formula of Contract generation transfer transaction is calculated described in step 3 are as follows:
In formula: pS1iWith p respectivelyS2iIndicate the price of Contract generation transferor and assignee, QiFor assignment of contract electricity.
The formula for the social net benefits listed is calculated described in step 4 are as follows:
In formula: pbiIndicate listed/delisted quotation that user side is submitted, poiIndicate listed/delisted report that Generation Side is submitted
Valence；QiIndicate delisted electricity；
Or:
In formula: pSiAnd p'S1Respectively indicate the concluded price listed and stake electrovalence of power plant i；pDjAnd p'D1Respectively
Indicate the listed concluded price and listed power price of user j；QiAnd QjRespectively indicate each power plant, user participates in the conclusion of the business listed
Electricity.
The calculation formula of electricity transaction index described in step 5 are as follows:
In formula: FN0Indicate basic point；BwitAnd Bwi0Respectively indicate statistics phase t and i-th kind of social net benefits traded in the base period.
Beneficial effects of the present invention:
The present invention is directed to the surplus value of the creation of different transaction forms respectively to calculate social net benefits, it is contemplated that middle length
The diverse problems of phase electricity transaction mode；By the bid-ask spread and conclusion of the business electricity of spot market both sides of supply and demand, can calculate
Obtain social net benefits；Electricity transaction index is calculated by the social net benefits under various modes；So that the calculation method of index
The frequency be simplified, issued correspondinglys increase；The accuracy of electricity transaction index is improved, it can be anti-by electricity transaction index
Reflect buyer, the direct benefit that seller's market main body obtains in electricity transaction；Solves electric power medium and long-term transaction in the prior art
Electricity transaction index calculate only by concluded price as electricity transaction index calculating the considerations of factor, the index calculated
It cannot comprehensively reflect the direct benefit that buyer, seller's market main body obtain in electricity transaction, and instruct main market players accordingly
Carry out the technical problems such as trade decision.
Specific embodiment
A kind of electricity transaction index calculation method applied to electric power medium and long-term transaction, it includes:
(1) bilateral negotiation is traded
Bilateral negotiation transaction is the Main Tissues form of medium-term and long-term power market transaction, other trade varieties are based on bilateral friendship
It easily further organizes, the price differential and exchange hand under plan electricity mode can be used as the calculation basis of social net benefits.
Power plant and user both sides' negotiation determining year/monthly direct dealing electricity and upper net side absolute price, and according to
User side voltage class obtains user side absolute price after considering that T-D tariff, basic charge as per installed capacity, line loss, governmental fund are additional.
Upper net side, the price differential and conclusion of the business of the absolute price of user side and current electricity price catalogue determined according to bilateral transaction
Amount, it is the sum of Generation Side net benefits and user side net benefits that social net benefits, which is calculated:
In formula: ps0And pD0Respectively indicate existing rate for incorporation into the power network and sale of electricity side stake electrovalence；psiAnd pDiIndicate bilateral contract i
Determining upper net side and user side absolute price；QiIndicate bilateral contract transaction electricity；m1Indicate bilateral contract number in the statistics phase
Amount.
(2) trade matching is concentrated
Trade matching is concentrated to carry out price differential matching by purchase sale of electricity double barreled quotation, it can be by conclusion of the business price differential pair and its at alternating current
Amount, measures the social net benefits of centralized transaction:
In formula: pDiAnd pSiRespectively indicate the quotation of purchase, sale of electricity side, QiIndicate price differential to the conclusion of the business electricity of i.
(3) Contract generation transfer transaction
Contract generation transfer transaction creates residual valence by replacing between the electricity there are price advantage, in Generation Side
Value.
In formula: pS1iWith p respectivelyS2iIndicate the price of Contract generation transferor and assignee, QiFor assignment of contract electricity.
(4) it lists
List is after completing bilateral negotiation, concentrating trade at competitive price, for there are still the both sides of electricity transactions demand
The supplement of tissue is traded.According to Guizhou Province's electricity marketization trade programme of work, concentrate bid do not strike a bargain declare record conduct
The initial listed information listed, main market players by removing list, price is bought in and (sold) to sheet operation change or buys in and (sells
Intention out).
When buyer's price is greater than or equal to price of the selling party, by the principle of price priority, automatic delisted conclusion of the business, delisted price
(concluded price) is listed price.Therefore, the price differential and conclusion of the business electricity of both parties, or the electricity by having struck a bargain can be passed through
It is net to measure the society to list that factory/user corresponds to concluded price and stake electrovalence/listed power price price differential and conclusion of the business electricity
Benefit:
In formula: pbiIndicate listed/delisted quotation (remove T-D tariff and fund is additional) that user side is submitted, poiIt indicates
Listed/delisted quotation that Generation Side is submitted；QiIndicate delisted electricity.Or:
In formula: pSiAnd p'S1Respectively indicate the concluded price listed and stake electrovalence of power plant i；pDjAnd p'D1Respectively
Indicate the listed concluded price and listed power price of user j；QiAnd QjRespectively indicate the electricity that strikes a bargain of listing of each power plant, user.
According to the calculating of the social net benefits of above-mentioned four kinds of transaction forms, the society of statistics phase this month marketing is calculated separately
Meeting net benefits, and electricity transaction index is obtained compared with base period reference value:
In formula: FN0Indicate basic point；BwitAnd Bwi0Respectively indicate statistics phase t and i-th kind of social net benefits traded in the base period.
Basic point is taken as 10000.
Electricity transaction index of the present invention is that the quantization of both parties' surplus value is stated in marketing, substantially electric power
System reform bonus is discharged to purchase, the concrete embodiment of power sales main body.Combined power transaction index can reflect direct release
The effect that power system reform bonus drives social industrial added value to be promoted.
Current Long-term Market transaction based in the environment of, need respectively for different transaction forms creation residue
Value is to calculate social net benefits.Under centralized spot market mode, medium and long-term transaction is only as the foundation settled accounts, not directly
The execution of generation schedule is influenced, whole electricity need to offer out in ahead market participation clear；Therefore, double by spot market supply and demand
The bid-ask spread and conclusion of the business electricity of side, can be calculated social net benefits.The frequency that the calculation method of index is simplified, issues
Degree correspondinglys increase.
Claims (6)
1. a kind of electricity transaction index calculation method applied to electric power medium and long-term transaction, it includes:
Step 1, upper net side, the price differential and conclusion of the business of the absolute price of user side and current electricity price catalogue determined according to bilateral transaction
Amount, is calculated social net benefits；Society's net benefits is the sum of Generation Side net benefits and user side net benefits.
Step 2 carries out price differential matching by purchase sale of electricity double barreled quotation, calculates centralized transaction by conclusion of the business price differential pair and conclusion of the business electricity
Social net benefits；
Step 3, the social net benefits for calculating Contract generation transfer transaction；
The social net benefits that step 4, calculating are listed；
Electricity transaction is calculated according to long-term electricity transaction kind society net benefits in calculated 4 kinds of step 1-4 in step 5
Index.
2. a kind of electricity transaction index calculation method applied to electric power medium and long-term transaction according to claim 1, special
Sign is: the calculation formula of social net benefits being calculated described in step 1 are as follows:
In formula: ps0And pD0Respectively indicate existing rate for incorporation into the power network and sale of electricity listed power price；psiAnd pDiIndicate what bilateral contract i was determined
Upper net side and user side absolute price；QiIndicate bilateral negotiation transaction electricity；m1Indicate bilateral contract quantity in the statistics phase.
3. a kind of electricity transaction index calculation method applied to electric power medium and long-term transaction according to claim 1, special
Sign is: the formula of the social net benefits of trade at competitive price is concentrated in calculating described in step 2 are as follows:
In formula: pDiAnd pSiRespectively indicate the quotation of purchase, sale of electricity side, QiIndicate price differential to the conclusion of the business electricity of i.
4. a kind of electricity transaction index calculation method applied to electric power medium and long-term transaction according to claim 1, special
Sign is: the social net benefits formula of Contract generation transfer transaction is calculated described in step 3 are as follows:
In formula: pS1iWith p respectivelyS2iIndicate the price of Contract generation transferor and assignee, QiFor assignment of contract electricity.
5. a kind of electricity transaction index calculation method applied to electric power medium and long-term transaction according to claim 1, special
Sign is: the formula for the social net benefits listed is calculated described in step 4 are as follows:
In formula: pbiIndicate listed/delisted quotation that user side is submitted, poiIndicate listed/delisted quotation that Generation Side is submitted；QiTable
Show delisted electricity；
Or:
In formula: pSiAnd p'S1Respectively indicate the concluded price listed and online stake electrovalence of power plant i；pDjAnd p'D1Respectively
Indicate the listed concluded price and sale side listed power price of user j；QiAnd QjRespectively indicate each power plant, user lists into
Alternating current amount.
6. a kind of electricity transaction index calculation method applied to electric power medium and long-term transaction according to claim 1, special
Sign is: the calculation formula of electricity transaction index described in step 5 are as follows:
In formula: FN0Indicate basic point；BwitAnd Bwi0Respectively indicate statistics phase t and i-th kind of social net benefits traded in the base period.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111754299A (en) * | 2020-06-05 | 2020-10-09 | 华北电力大学 | Competitive bidding transaction system and method for multi-element main body flexible energy blocks in power market |
| CN112330486A (en) * | 2020-10-29 | 2021-02-05 | 长沙理工大学 | Listing transaction optimization decision method for cross-regional tie line state abnormity |
| CN117217822A (en) * | 2023-11-08 | 2023-12-12 | 北京东润环能科技股份有限公司 | Method, device, terminal equipment and storage medium for predicting power transaction index |
-
2018
- 2018-08-28 CN CN201810991160.5A patent/CN109308634A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111754299A (en) * | 2020-06-05 | 2020-10-09 | 华北电力大学 | Competitive bidding transaction system and method for multi-element main body flexible energy blocks in power market |
| CN112330486A (en) * | 2020-10-29 | 2021-02-05 | 长沙理工大学 | Listing transaction optimization decision method for cross-regional tie line state abnormity |
| CN112330486B (en) * | 2020-10-29 | 2024-06-11 | 长沙理工大学 | Cross-region contact line state abnormality listing transaction optimization decision-making method |
| CN117217822A (en) * | 2023-11-08 | 2023-12-12 | 北京东润环能科技股份有限公司 | Method, device, terminal equipment and storage medium for predicting power transaction index |
| CN117217822B (en) * | 2023-11-08 | 2024-02-13 | 北京东润环能科技股份有限公司 | Method, device, terminal equipment and storage medium for predicting power transaction index |
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Address after: Yunyan District 550001 in Guizhou province Guiyang City Zhonghua Road No. 186 Applicant after: GUIZHOU ELECTRIC POWER TRANSACTION CENTER CO.,LTD. Applicant after: BEIJING TSINTERGY TECHNOLOGY CO.,LTD. Address before: Yunyan District 550001 in Guizhou province Guiyang City Zhonghua Road No. 186 Applicant before: GUIZHOU ELECTRIC POWER TRADING CENTER Co.,Ltd. Applicant before: BEIJING TSINTERGY TECHNOLOGY CO.,LTD. |
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Application publication date: 20190205 |