CN109687442A - A kind of new energy Optimal capacity of area's spot exchange transprovincially appraisal procedure and device - Google Patents
A kind of new energy Optimal capacity of area's spot exchange transprovincially appraisal procedure and device Download PDFInfo
- Publication number
- CN109687442A CN109687442A CN201811610305.9A CN201811610305A CN109687442A CN 109687442 A CN109687442 A CN 109687442A CN 201811610305 A CN201811610305 A CN 201811610305A CN 109687442 A CN109687442 A CN 109687442A
- Authority
- CN
- China
- Prior art keywords
- area
- new energy
- module
- power
- transprovincially
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/008—Circuit arrangements for ac mains or ac distribution networks involving trading of energy or energy transmission rights
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/04—Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The invention discloses a kind of new energy Optimal capacity of area's spot exchange transprovincially appraisal procedure and device, belongs to and new energy transprovincially area's electric power spot exchange scale and purchases strategies technical field is quantitatively evaluated comprising the steps of: S1: building input data library module;S2: building interconnection Security Checking module;S3: building is by end regions electro-load forecast module and this area new energy power output prediction module;S4: building is by end regions normal power supplies peak regulation requirement forecasting module;S5: building peak modulation capacity checks module;S6: building this area peak regulation forecasting of cost module;S7: the transregional spot exchange cost of building new energy checks module.The present invention can be used for that receiving end power grid is instructed rationally to mention in the new energy transprovincially spot exchange of area's electric power to report and submit electricity demanding and quotation, under the premise of meeting the consumption of this province new energy and peak regulation demand, it maximizes consumption and meets new energy outside the area of channel constraint, it is final to realize new energy marketization consumption to the greatest extent in wider scope.
Description
Technical field
The present invention relates to new energy transprovincially area's electric power spot exchange scale and purchases strategies technical field is quantitatively evaluated, especially
It is related to a kind of new energy area's spot exchange transprovincially Optimal capacity appraisal procedure.
Background technique
It is influenced by endowment of resources, China's wind-powered electricity generation, solar power generation installation integrated distribution are in " three Norths " area.By on-site elimination
The factors such as space is limited, peak-load regulating scarce capacity and the mechanism of area's consumption transprovincially are unsound restrict, and there are abandonment, abandon optical issue.
For the new energy such as wind-powered electricity generation, photovoltaic because of generated output random fluctuation, current technology cannot achieve medium-term and long-term accurate prediction, it is difficult to join
With area's medium and long-term transaction transprovincially, area's electricity consumption transprovincially is affected.Based on short-term, ultra-short term generated power forecasting area transprovincially
Spot exchange can effectively dissolve the contradiction of traditional electricity transaction with new energy power output random fluctuation, expand in broadly domain new
Energy consumption space, gives full play to investment and the environmental benefit of new energy unit and extra-high voltage grid, and reduces whole society's fuel
Cost.Formally start for abandonment, rich renewable energy area's spot exchange transprovincially of abandoning optical quantum, Future New Energy Source is transprovincially
The scale of area's spot exchange is by further expansion.
Electric power spot exchange fully demonstrates the characteristics of dealing main body is independently participated in, made decisions on one's own, it can be achieved that market is to resource
Distribute rationally.On the one hand it is flat that new energy purchases strategies and possible peak regulation cost and local unit outside area need to be paid close attention to
The trade-off problem of equal purchases strategies.On the other hand, from the point of view of system condition and physical constraint, by end regions conventional power unit modulability
Energy, the installation of this area new energy are also to influence new energy with power output, Power System Interconnection interworking case, region load scale and peak-valley difference
Several key factors of area's consumption transprovincially.It is therefore proposed that a kind of new energy Optimal capacity appraisal procedure of area's spot exchange transprovincially.
The patent document of Publication No. CN108520315A disclose it is a kind of meter and medium and long-term transaction and spot exchange constraint
Electric network active real-time control method, belong to operation and control of electric power system technical field.It is handed over for medium and long-term transaction and stock
The grid-connected active real-time control in power plant under the Power Market easily coexisted, the invention are proposed electricity schedule of trading
Spot exchange electricity is held with the ratio between exchange hour progress conduct transaction electricity implementation rate index, the parameter by introducing less than 1
Row rate index is adjusted, and considers the grid-connected active adjustment speed in power plant and adjustable space and power balance, passway for transmitting electricity energy
Power and the constraint of frequency modulation peak regulation etc., building is multiplied with medium and long-term transaction electricity implementation rate index and spot exchange electricity implementation rate index
Electric network active control Optimized model of the product as grid-connected the sum of the active minimum target in power plant of weight, realizes while meeting
The electric network active of medium and long-term transaction constraint and spot exchange constraint requirements controls.But this method is only by medium and long-term transaction electricity
Measure the product of implementation rate index and spot exchange electricity implementation rate index as weight to the active real-time control decision of power grid into
Row optimization, cannot achieve medium-term and long-term accurate prediction, it is difficult to participate in area's medium and long-term transaction transprovincially, area's electricity consumption transprovincially is by shadow
It rings.
The patent document of Publication No. CN107832911A discloses Demand-side node electricity price under a kind of spot market environment
Subregion settlement method.The following steps are included: S1. carries out subregion according to electricity price to electric system, each valence area after obtaining subregion
Data;S2. whole electricity consumptions of user in each valence area are calculated;S3. the weighted value Ai of each node electricity is calculated;S4. it calculates
Each subregion average nodal electricity price;S5. computing market user deals with the electricity charge in spot market.A kind of stock that the invention provides
Demand-side node electricity price subregion settlement method under market environment is proposed in conjunction with spot market operating mechanism and Power tariff principle
A kind of Demand-side node electricity price subregion settlement method, this method calculation process is simple, on the one hand can play node electricity price price
Advantage accurately reflects market clearing price signal under spot market, while can face excessive price wave to avoid electricity consumer
Dynamic risk, can promote the stable development of electricity market in the Power Market Construction transitional period, have for construction spot market and borrow
Mirror meaning.But not account for limited space, peak-load regulating scarce capacity and the mechanism of area's consumption transprovincially unsound etc. for this method
Factor can not achieve area's spot exchange transprovincially.
Summary of the invention
The object of the present invention is to provide the calculation methods and device of a kind of new energy Optimal capacity of area's spot exchange transprovincially.
In order to solve the above technical problems, the technical solution used in the present invention is:
A kind of new energy area's spot exchange transprovincially Optimal capacity appraisal procedure comprising the steps of:
Step S1: arranging data, constructs input data library module, formulates new energy transprovincially area's trading program a few days ago;
Step S2: building interconnection Security Checking module checks the trading program in step S1, if check is unqualified,
Return step S1 readjusts trading program;
Step S3: building is checked by end regions electro-load forecast module and this area new energy power output prediction module, step S2
After qualification, predict by end regions power load and this area new energy power output situation;
Step S4: the requirement forecasting of normal power supplies peak regulation is carried out by end regions in step S3, is constructed by end regions normal power supplies
Peak regulation requirement forecasting module obtains this area normal power supplies power curve;
Step S5: building peak modulation capacity check module, to this area normal power supplies power curve peak modulation capacity in step S4 into
Row is checked, if check is unqualified, return step S1 readjusts trading program;
Step S6: building this area peak regulation forecasting of cost module after step S5 checks qualification, carries out this area peak regulation cost pre-
It surveys, obtains this area conventional power unit peak regulation cost;
Step S7: the transregional spot exchange cost of building new energy checks module, to this area conventional power unit peak regulation in step S6
Cost is checked, if checking qualification, i.e., executable;If check is unqualified, return step S1 readjusts trading program.
Preferably, in the step S1, based on the power rate curve that spot market a few days ago is formed, the report new energy in one's respective area is mentioned
The initial scale of source area's electric power spot exchange transprovincially, and it is based on power purchase price calculation purchases strategies。
Preferably, in the step S2, dominant eigenvalues must satisfy channel capacity constraint:
In formula、It is that interconnection existsThe minimum limit value of moment transmission power, threshold limit value;It is
The medium-term and long-term electricity transaction scale of interconnection agreement, if being unsatisfactory for interconnection Security Checking, at the beginning of spot exchange need to being adjusted in time
Beginning scale。
Preferably, short-term, super based on load derivation, grey correlation, least square method supporting vector machine etc. in the step S3
Short term prediction method completes in a few days electro-load forecast, photovoltaic power generation output forecasting, wind power output prediction。
Preferably, in the step S4, the hair of electric system, for, be completed at the same time, electric load present time-varying spy
Point;By the new energy electric power outside spot exchange lead-in area, it is superimposed wind-powered electricity generation, the photovoltaic power output of one's respective area, it is normal to increase this area
The adjusting burden of power supply is advised, normal power supplies will not only follow load variations, it is also necessary to which balance new energy goes out fluctuation, obtains this
Regional normal power supplies power curve:
In formula:、It is positive when submitting.
Preferably, in the step S5, this area conventional power unit peak modulation capacity is determined by power supply regulation performance, also with power supply
Structure is related, and normal power supplies, which are contributed, need to meet the peak modulation capacity of this area:
In formula,For this areaThe maximum technology of platform conventional power unit is contributed;I is this area conventional power unit number;It isThe peak regulation depth of platform conventional power unit need to adjust in time spot exchange and initially advise if being unsatisfactory for peak modulation capacity check
Mould P (t).
Preferably, auxiliary in conjunction with this area peak regulation according to peak regulation demand and conventional power unit power generation daily planning in the step S6
Service relevant regulations are helped, if there is unit is that new energy carries out peak regulation outside consumption area, calculate the peak-load regulating cost therefore generated。
Preferably, in the step S7, the transregional spot exchange bring purchases strategies of tradeoff new energy and peak regulation cost with
This area is averaged purchases strategies:
In formula,It need to be adjusted in time for the average purchases strategies of this area conventional power unit if being unsatisfactory for transaction cost check
The whole initial scale P (t) of spot exchange.
A kind of new energy Optimal capacity of area's spot exchange transprovincially assessment device, including the safe school of database module, interconnection
Core module, by end regions electro-load forecast module and this area new energy power output prediction module, by end regions normal power supplies tune
Peak requirement forecasting module, peak modulation capacity check module, this area peak regulation forecasting of cost module and the transregional spot exchange of new energy at
This check module;The database module is used for input data, formulates new energy transprovincially area's trading program a few days ago;The interconnection
Security Checking module is for checking trading program;It is described by end regions electro-load forecast module and this area new energy
Power output prediction module is used to predict by end regions power load and this area new energy power output situation;It is described by end regions
Normal power supplies peak regulation requirement forecasting module is used to carry out the requirement forecasting of normal power supplies peak regulation to by end regions, obtains this area routine
Power supply power curve;The peak modulation capacity checks module for carrying out school to this area normal power supplies power curve peak modulation capacity
Core;This area peak regulation forecasting of cost module obtains this area conventional power unit for predicting this area peak regulation cost
Peak regulation cost;The transregional spot exchange cost of new energy checks module for carrying out school to this area conventional power unit peak regulation cost
Core.
A kind of computer readable storage medium, including memory and processor, the memory is for storing one or more
Computer program instructions, wherein one or more computer program instructions are executed described to realize by the processor
The new energy Optimal capacity appraisal procedure of area's spot exchange transprovincially.
The beneficial effects of the present invention are:
Data in step S1 of the present invention in database module include market electric power unit price data, historical statistical data etc., are carried out
It compares, formulates new energy transprovincially area's trading program a few days ago;The interconnection Security Checking module of step S2 carries out the plan in S1
It checks, it is necessary to meet certain constraint condition, otherwise check unqualified, return step S1, readjust trading program.Step S3
It is carried out with S4 to by end regions power load, this area new energy power output situation, by end regions progress normal power supplies peak regulation demand
Prediction, obtains this area normal power supplies power curve;Peak modulation capacity checks module in step S5, and to this area, normal power supplies go out
Force curve peak modulation capacity is checked, it is necessary to be met certain constraint condition, otherwise be checked unqualified, return step S1, readjust
Trading program;Step S6 predicts this area peak regulation cost, obtains this area conventional power unit peak regulation cost;Step S7's is new
The transregional spot exchange cost of the energy checks module, checks to this area conventional power unit peak regulation cost in step S6, if school
Core is qualified, and process terminates, i.e., executable;If check is unqualified, return step S1 readjusts trading program.
This appraisal procedure can be used for that receiving end power grid is instructed rationally to mention in the new energy transprovincially spot exchange of area's electric power to report and submit electricity
Demand and quotation maximize the area that consumption meets channel constraint under the premise of meeting the consumption of this province new energy and peak regulation demand
Outer new energy, it is final to realize new energy marketization consumption to the greatest extent in wider scope.
Detailed description of the invention
The present invention is described in further detail with reference to the accompanying drawing.
Fig. 1 is the flow chart of the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
Attached drawing 1, the technical solution of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is this hair
Bright a part of the embodiment, instead of all the embodiments.Based on described the embodiment of the present invention, ordinary skill
Personnel's every other embodiment obtained, shall fall within the protection scope of the present invention.
Embodiment 1
Refering to fig. 1, the present embodiment provides a kind of calculation methods of new energy Optimal capacity of area's spot exchange transprovincially.
Step S1: arranging data, constructs input data library module, formulates new energy transprovincially area's trading program a few days ago;
Based on the power rate curve that spot market a few days ago is formed, the first of report one's respective area new energy area's electric power spot exchange transprovincially is mentioned
Beginning scale, and it is based on power purchase price calculation purchases strategies。
Step S2: building interconnection Security Checking module is checked the trading program in step S1, is not conformed to if checking
Lattice, return step S1 readjust trading program;
Dominant eigenvalues must satisfy channel capacity constraint:
In formula、It is that interconnection existsThe minimum limit value of moment transmission power, threshold limit value;It is
The medium-term and long-term electricity transaction scale of interconnection agreement.If being unsatisfactory for interconnection Security Checking, at the beginning of spot exchange need to being adjusted in time
Beginning scale。
Step S3: building is by end regions electro-load forecast module and this area new energy power output prediction module, step S2
After checking qualification, predict by end regions power load and this area new energy power output situation;
The short-term, ultra-short term prediction method based on load derivation, grey correlation, least square method supporting vector machine etc., completion are in a few days used
Electric load prediction, photovoltaic power generation output forecasting, wind power output prediction。
Wherein, the present embodiment uses the prediction technique of load derivation, as follows:
In formulaIt isThe predicted load of point;It isThe actual negative charge values of point;It isThat puts is pre-
Survey load changing rate value.
The size of per moment load has difference, or even variation is acutely, but the change rate of load has certain rule.By quasi-
The load curve of history samples is closed, and carries out a derivation, history that you can get it corresponding theThe load changing rate of point.Its
In,,For the number of days of sampling.For the precision for improving prediction, it is averaged, obtains to historical load change ratePredicted value:
。
Step S4: the requirement forecasting of normal power supplies peak regulation is carried out by end regions in step S3, building is by end regions routine
Power supply peak regulation requirement forecasting module, obtains this area normal power supplies power curve;
The hair of electric system, for, be completed at the same time, electric load present time-varying the characteristics of.Due to wind, the resource characteristics of light, newly
There is also randomnesss and fluctuation for energy power output.By the new energy electric power outside spot exchange lead-in area, it is superimposed the wind of one's respective area
Electricity, photovoltaic power output, increase the adjusting burden of this area normal power supplies, and normal power supplies will not only follow load variations, it is also necessary to
Balance new energy goes out fluctuation.Obtain this area normal power supplies power curve:
In formula:、It is positive when submitting.
Step S5: building peak modulation capacity checks module, to this area normal power supplies power curve peak regulation energy in step S4
Power is checked, if check is unqualified, return step S1 readjusts trading program;
This area conventional power unit peak modulation capacity is determined by power supply regulation performance, also related to power supply architecture.Heat supply fired power generating unit tune
Section performance is poor, and the power supplys regulation performance such as combustion gas, pumped storage, water power is preferable.Normal power supplies, which are contributed, need to meet the peak regulation energy of this area
Power:
In formula,For this areaThe maximum technology of platform conventional power unit is contributed;I is this area conventional power unit number;It isThe peak regulation depth of platform conventional power unit.If being unsatisfactory for peak modulation capacity check, spot exchange need to be adjusted in time and initially advised
Mould P (t).
Step S6: building this area peak regulation forecasting of cost module, step S5 check it is qualified after, to this area peak regulation cost into
Row prediction, obtains this area conventional power unit peak regulation cost;
According to peak regulation demand and conventional power unit power generation daily planning, in conjunction with this area peak regulation ancillary service relevant regulations.If organic
Group carries out peak regulation for new energy outside consumption area, calculates the peak-load regulating cost therefore generated。
Step S7: the transregional spot exchange cost of building new energy checks module, to this area conventional power unit in step S6
Peak regulation cost is checked, if checking qualification, i.e., executable;If check is unqualified, return step S1 readjusts transaction meter
It draws.
It need to weigh the transregional spot exchange bring purchases strategies of new energy and peak regulation cost and this area is averaged purchases strategies:
In formula,For the average purchases strategies of this area conventional power unit.If being unsatisfactory for transaction cost check, need to adjust in time
The whole initial scale P (t) of spot exchange.
The power rate curve that step S1 of the present invention is formed based on spot market a few days ago mentions report one's respective area new energy area transprovincially
The initial scale of electric power spot exchange, and power purchase price calculation purchases strategies are based on, formulate the meter of new energy area's transaction transprovincially a few days ago
It draws;Step S2, which proposes dominant eigenvalues, must satisfy channel capacity constraint condition, carry out Security Checking to interconnection;Step S3
The short-term, ultra-short term prediction method based on clustering, grey correlation, least square method supporting vector machine etc., it is negative to complete in a few days electricity consumption
Lotus prediction, photovoltaic power generation output forecasting, wind power output prediction, to by end regions power load and the power output prediction of this area new energy;Step
The hair of rapid S4 combination electric system, for, be completed at the same time, the characteristics of time-varying is presented in electric load, due to the resource spy of wind, light
Property, there is also randomness and fluctuations for new energy power output, by the new energy electric power outside spot exchange lead-in area, are superimposed one's respective area
Wind-powered electricity generation, photovoltaic power output, increase the adjusting burden of this area normal power supplies, normal power supplies will not only follow load variations, also
Need to balance new energy goes out fluctuation, obtains this area normal power supplies power curve, needs to by end regions normal power supplies peak regulation
Ask prediction;Step S5 is because this area conventional power unit peak modulation capacity is determined by power supply regulation performance, also related to power supply architecture, heat supply
Fired power generating unit regulation performance is poor, and the power supplys regulation performance such as combustion gas, pumped storage, water power is preferable, checks to peak modulation capacity;Step
S6 is according to peak regulation demand and conventional power unit power generation daily planning, in conjunction with this area peak regulation ancillary service relevant regulations, to this area tune
Peak forecasting of cost;Step S7 need to weigh the transregional spot exchange bring purchases strategies of new energy and peak regulation cost and this area is average
Purchases strategies check the transregional spot exchange cost of new energy.
Embodiment 2
Refering to fig. 1, the present embodiment provides a kind of calculation methods of new energy Optimal capacity of area's spot exchange transprovincially, with embodiment 1
Difference be: in the present embodiment,
Step S3: building is checked by end regions electro-load forecast module and this area new energy power output prediction module, step S2
After qualification, predict by end regions power load and this area new energy power output situation;
The short-term, ultra-short term prediction method based on load derivation, grey correlation, least square method supporting vector machine etc., completion are in a few days used
Electric load prediction, photovoltaic power generation output forecasting, wind power output prediction。
It is as follows using least square method supporting vector machine prediction technique:
Given training sample setWherein,For sample points;For input
Vector, n areSpace dimensionality;For output vector.In view of sample is in non-linear, nonlinear function is utilizedIt will be every
One sample point is mapped toTie up (k) it is characterized space, construct regression function
(1)
In formula:For weighing vector,;B is constant,。
Replaced with the linear operation of high-dimensional feature spaceWithDot-product operation.LS-SVM optimization aim estimation error
Part uses quadratic term, and constraint condition is also equality constraint by the inequality constraints in SVM, as formula (2) and formula (3) are shown
(2)
(3)
In formula:For error variance;Punishment parameter, control is to exceedingSample punishment degree.Parameter in formula (1)
It can be estimated by formula (2) and formula (3) with b.
Introduce lagrange multiplier() constructed fuction
(4)
Optimal solution is asked by KKT condition, abbreviation obtains prediction model:
(5)
Wherein, K(x, xi)=φ (χ)T φ(xi) it is kernel function.
A kind of new energy Optimal capacity of area's spot exchange transprovincially assessment device, including the safe school of database module, interconnection
Core module, by end regions electro-load forecast module and this area new energy power output prediction module, by end regions normal power supplies tune
Peak requirement forecasting module, peak modulation capacity check module, this area peak regulation forecasting of cost module and the transregional spot exchange of new energy at
This check module;The database module is used for input data, formulates new energy transprovincially area's trading program a few days ago;The interconnection
Security Checking module is for checking trading program;It is described by end regions electro-load forecast module and this area new energy
Power output prediction module is used to predict by end regions power load and this area new energy power output situation;It is described by end regions
Normal power supplies peak regulation requirement forecasting module is used to carry out the requirement forecasting of normal power supplies peak regulation to by end regions, obtains this area routine
Power supply power curve;The peak modulation capacity checks module for carrying out school to this area normal power supplies power curve peak modulation capacity
Core;This area peak regulation forecasting of cost module obtains this area conventional power unit for predicting this area peak regulation cost
Peak regulation cost;The transregional spot exchange cost of new energy checks module for carrying out school to this area conventional power unit peak regulation cost
Core.
A kind of computer readable storage medium, including memory and processor, the memory is for storing one or more
Computer program instructions, wherein one or more computer program instructions are executed described to realize by the processor
The new energy Optimal capacity appraisal procedure of area's spot exchange transprovincially.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Claims (10)
1. a kind of new energy Optimal capacity appraisal procedure of area's spot exchange transprovincially, it is characterised in that: comprise the steps of:
Step S1: arranging data, constructs input data library module, formulates new energy transprovincially area's trading program a few days ago;
Step S2: building interconnection Security Checking module checks the trading program in step S1, if check is unqualified,
Return step S1 readjusts trading program;
Step S3: building is checked by end regions electro-load forecast module and this area new energy power output prediction module, step S2
After qualification, predict by end regions power load and this area new energy power output situation;
Step S4: the requirement forecasting of normal power supplies peak regulation is carried out by end regions in step S3, is constructed by end regions normal power supplies
Peak regulation requirement forecasting module obtains this area normal power supplies power curve;
Step S5: building peak modulation capacity check module, to this area normal power supplies power curve peak modulation capacity in step S4 into
Row is checked, if check is unqualified, return step S1 readjusts trading program;
Step S6: building this area peak regulation forecasting of cost module after step S5 checks qualification, carries out this area peak regulation cost pre-
It surveys, obtains this area conventional power unit peak regulation cost;
Step S7: the transregional spot exchange cost of building new energy checks module, to this area conventional power unit peak regulation in step S6
Cost is checked, if checking qualification, i.e., executable;If check is unqualified, return step S1 readjusts trading program.
2. a kind of new energy area's spot exchange transprovincially Optimal capacity appraisal procedure as described in claim 1, it is characterised in that: institute
It states in step S1, based on the power rate curve that spot market a few days ago is formed, mentions report one's respective area new energy area's electric power stock transprovincially
The initial scale of transaction, and it is based on power purchase price calculation purchases strategies。
3. a kind of new energy area's spot exchange transprovincially Optimal capacity appraisal procedure as described in claim 1, it is characterised in that: institute
It states in step S2, dominant eigenvalues must satisfy channel capacity constraint:
In formula、It is that interconnection existsThe minimum limit value of moment transmission power, threshold limit value;It is
The medium-term and long-term electricity transaction scale of interconnection agreement, if being unsatisfactory for interconnection Security Checking, at the beginning of spot exchange need to being adjusted in time
Beginning scale。
4. a kind of new energy area's spot exchange transprovincially Optimal capacity appraisal procedure as described in claim 1, it is characterised in that: institute
It states in step S3, the short-term, ultra-short term prediction method based on load derivation, grey correlation, least square method supporting vector machine etc. is completed
In a few days electro-load forecast, photovoltaic power generation output forecasting, wind power output prediction。
5. a kind of new energy area's spot exchange transprovincially Optimal capacity appraisal procedure as described in claim 1, it is characterised in that: institute
State in step S4, the hair of electric system, for, be completed at the same time, electric load present time-varying the characteristics of;It is introduced by spot exchange
New energy electric power outside area is superimposed wind-powered electricity generation, the photovoltaic power output of one's respective area, increases the adjusting burden of this area normal power supplies, often
Rule power supply will not only follow load variations, it is also necessary to which balance new energy goes out fluctuation, and it is bent to obtain this area normal power supplies power output
Line:
In formula:、It is positive when submitting.
6. a kind of new energy area's spot exchange transprovincially Optimal capacity appraisal procedure as described in claim 1, it is characterised in that: institute
It states in step S5, this area conventional power unit peak modulation capacity is determined by power supply regulation performance, also related to power supply architecture, normal power supplies
Power output need to meet the peak modulation capacity of this area:
In formula,For this areaThe maximum technology of platform conventional power unit is contributed;I is this area conventional power unit number;
It isThe peak regulation depth of platform conventional power unit need to adjust the initial scale P of spot exchange if being unsatisfactory for peak modulation capacity check in time
(t)。
7. a kind of new energy area's spot exchange transprovincially Optimal capacity appraisal procedure as described in claim 1, it is characterised in that: institute
It states in step S6, according to peak regulation demand and conventional power unit power generation daily planning, in conjunction with this area peak regulation ancillary service relevant regulations, such as
Fruit has unit to carry out peak regulation for new energy outside consumption area, calculates the peak-load regulating cost therefore generated。
8. a kind of new energy area's spot exchange transprovincially Optimal capacity appraisal procedure as described in claim 1, it is characterised in that: institute
State in step S7, the transregional spot exchange bring purchases strategies of tradeoff new energy and peak regulation cost and this area be averaged power purchase at
This:
In formula,It need to be adjusted in time for the average purchases strategies of this area conventional power unit if being unsatisfactory for transaction cost check
The initial scale P (t) of spot exchange.
9. a kind of new energy Optimal capacity of area's spot exchange transprovincially assesses device, it is characterised in that: including database module, contact
Line Security Checking module, by end regions electro-load forecast module and this area new energy power output prediction module, normal by end regions
It is transregional existing to advise power supply peak regulation requirement forecasting module, peak modulation capacity check module, this area peak regulation forecasting of cost module and new energy
Barter deal cost checks module;The database module is used for input data, formulates new energy transprovincially area's trading program a few days ago;Institute
Interconnection Security Checking module is stated for checking to trading program;It is described by end regions electro-load forecast module and local
New energy power output prediction module in area's is used to predict by end regions power load and this area new energy power output situation;It is described
It is used to carry out the requirement forecasting of normal power supplies peak regulation to by end regions by end regions normal power supplies peak regulation requirement forecasting module, obtains this
Regional normal power supplies power curve;The peak modulation capacity is checked module and is used for this area normal power supplies power curve peak modulation capacity
It is checked;It is normal to obtain this area for predicting this area peak regulation cost for this area peak regulation forecasting of cost module
Advise peak load regulation cost;The transregional spot exchange cost of new energy is checked module and is used for this area conventional power unit peak regulation cost
It is checked.
10. a kind of computer readable storage medium, including memory and processor, it is characterised in that: the memory is for depositing
Store up one or more computer program instructions, wherein one or more computer program instructions are executed by the processor
To realize the method as described in any one of claim 1-8.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811610305.9A CN109687442A (en) | 2018-12-27 | 2018-12-27 | A kind of new energy Optimal capacity of area's spot exchange transprovincially appraisal procedure and device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811610305.9A CN109687442A (en) | 2018-12-27 | 2018-12-27 | A kind of new energy Optimal capacity of area's spot exchange transprovincially appraisal procedure and device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109687442A true CN109687442A (en) | 2019-04-26 |
Family
ID=66189990
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811610305.9A Pending CN109687442A (en) | 2018-12-27 | 2018-12-27 | A kind of new energy Optimal capacity of area's spot exchange transprovincially appraisal procedure and device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109687442A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112488356A (en) * | 2020-10-29 | 2021-03-12 | 中国南方电网有限责任公司 | Regional power grid day-ahead plan coordination optimization method and device suitable for spot market operation |
CN113112288A (en) * | 2021-03-23 | 2021-07-13 | 国电南瑞南京控制系统有限公司 | Day-ahead security check method and device considering surplus new energy and adjustable load increment transaction |
CN113659576A (en) * | 2021-10-21 | 2021-11-16 | 中国电力科学研究院有限公司 | Cross-region interaction method, device, equipment and medium under alternating current-direct current hybrid power grid |
CN114172211A (en) * | 2020-09-11 | 2022-03-11 | 国电南瑞科技股份有限公司 | Active control method and system for new energy |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4889167B2 (en) * | 2001-08-09 | 2012-03-07 | 大阪瓦斯株式会社 | Cogeneration system operation planning method |
CN103050989A (en) * | 2012-10-11 | 2013-04-17 | 中国电力科学研究院 | Active power intelligent control system and method for cluster wind farm |
CN107292766A (en) * | 2017-06-26 | 2017-10-24 | 国网能源研究院 | Towards the power system peak regulation means economic evaluation method and system of wind electricity digestion |
-
2018
- 2018-12-27 CN CN201811610305.9A patent/CN109687442A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4889167B2 (en) * | 2001-08-09 | 2012-03-07 | 大阪瓦斯株式会社 | Cogeneration system operation planning method |
CN103050989A (en) * | 2012-10-11 | 2013-04-17 | 中国电力科学研究院 | Active power intelligent control system and method for cluster wind farm |
CN107292766A (en) * | 2017-06-26 | 2017-10-24 | 国网能源研究院 | Towards the power system peak regulation means economic evaluation method and system of wind electricity digestion |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114172211A (en) * | 2020-09-11 | 2022-03-11 | 国电南瑞科技股份有限公司 | Active control method and system for new energy |
CN114172211B (en) * | 2020-09-11 | 2023-10-20 | 国电南瑞科技股份有限公司 | New energy active control method and system |
CN112488356A (en) * | 2020-10-29 | 2021-03-12 | 中国南方电网有限责任公司 | Regional power grid day-ahead plan coordination optimization method and device suitable for spot market operation |
CN113112288A (en) * | 2021-03-23 | 2021-07-13 | 国电南瑞南京控制系统有限公司 | Day-ahead security check method and device considering surplus new energy and adjustable load increment transaction |
CN113112288B (en) * | 2021-03-23 | 2022-07-01 | 国电南瑞南京控制系统有限公司 | Day-ahead security check method and device considering surplus new energy and adjustable load increment transaction |
CN113659576A (en) * | 2021-10-21 | 2021-11-16 | 中国电力科学研究院有限公司 | Cross-region interaction method, device, equipment and medium under alternating current-direct current hybrid power grid |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Yu et al. | Uncertainties of virtual power plant: Problems and countermeasures | |
Wang et al. | Incentive mechanism for sharing distributed energy resources | |
Vahedipour‐Dahraie et al. | Stochastic security and risk‐constrained scheduling for an autonomous microgrid with demand response and renewable energy resources | |
Guo et al. | Resilient configuration approach of integrated community energy system considering integrated demand response under uncertainty | |
Kienzle et al. | Valuing investments in multi-energy conversion, storage, and demand-side management systems under uncertainty | |
CN109687442A (en) | A kind of new energy Optimal capacity of area's spot exchange transprovincially appraisal procedure and device | |
Ma et al. | Hour-ahead optimization strategy for shared energy storage of renewable energy power stations to provide frequency regulation service | |
Panos et al. | The future developments of the electricity prices in view of the implementation of the Paris Agreements: Will the current trends prevail, or a reversal is ahead? | |
Bakirtzis et al. | Multiple time resolution stochastic scheduling for systems with high renewable penetration | |
Yi et al. | Coordinated operation strategy for a virtual power plant with multiple DER aggregators | |
Liu et al. | Bi-level dispatch and control strategy based on model predictive control for community integrated energy system considering dynamic response performance | |
Gao et al. | The influence of demand response on wind-integrated power system considering participation of the demand side | |
Jiang et al. | Optimal bidding strategy for a power producer under monthly pre-listing balancing mechanism in actual sequential energy dual-market in China | |
Liu et al. | Blockchain-based renewable energy trading using information entropy theory | |
Tostado-Véliz et al. | Uncertainty-aware day-ahead scheduling of microgrids considering response fatigue: An IGDT approach | |
Steriotis et al. | Co-optimization of distributed renewable energy and storage investment decisions in a tso-dso coordination framework | |
Qiu et al. | Multi‐objective generation dispatch considering the trade‐off between economy and security | |
Wang et al. | A risk-averse day-ahead bidding strategy of transactive energy sharing microgrids with data-driven chance constraints | |
Toubeau et al. | Forecast-driven stochastic scheduling of a virtual power plant in energy and reserve markets | |
Li et al. | Three‐level interactive energy management strategy for optimal operation of multiple virtual power plants considering different time scales | |
Haider et al. | A robust optimization model for microgrid considering hybrid renewable energy sources under uncertainties | |
Lu et al. | Two-stage robust scheduling and real-time load control of community microgrid with multiple uncertainties | |
Zhang et al. | Risk-Aware Objective-Based Forecasting in Inertia Management | |
Gu et al. | An Auto-Tuned Robust Dispatch Strategy for Virtual Power Plants to Provide Multi-Stage Real-time Balancing Service | |
Zhang et al. | Risk-based reserve coordinative unit commitment for a large-scale wind-storage system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190426 |
|
RJ01 | Rejection of invention patent application after publication |