CN108985532A - Net source lotus scheduling evaluation system and method based on carbon emission - Google Patents

Net source lotus scheduling evaluation system and method based on carbon emission Download PDF

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Publication number
CN108985532A
CN108985532A CN201710406692.3A CN201710406692A CN108985532A CN 108985532 A CN108985532 A CN 108985532A CN 201710406692 A CN201710406692 A CN 201710406692A CN 108985532 A CN108985532 A CN 108985532A
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carbon emission
scheduling
power
load
net source
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CN108985532B (en
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蒋传文
胡静哲
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Shanghai Jiaotong University
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    • 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
    • G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
    • G06Q10/063—Operations research, analysis or management
    • G06Q10/0631—Resource planning, allocation, distributing or scheduling for enterprises or organisations
    • G06Q10/06312—Adjustment or analysis of established resource schedule, e.g. resource or task levelling, or dynamic rescheduling
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/80—Management or planning
    • Y02P90/84—Greenhouse gas [GHG] management systems
    • 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

A kind of net source lotus scheduling evaluation system and method based on carbon emission, power grid essential information, power supply essential information and the load essential information of electric system are acquired first, then price demand response model and excitation requirement response model and net source lotus coordinative dispatching model are established, it is solved by NSGA-II algorithm, scheduling strategy collection is obtained, then the carbon emission amount that scheduling strategy concentrates each node and branch is calculated using complex power power flow tracing algorithm；Economic indicator and environmental index finally are calculated to scheduling set of strategies, the present invention establishes net source lotus regulation index system, realize scheduling and the interaction effect that net source lotus coordinated scheduling is comprehensively evaluated in terms of economy and environment two, more comprehensive data can be provided to scheduling evaluation personnel to support, two class index of power supply side and load side is contained, reaction power supply side and load side can be understood to the percentage contribution of scheduling strategy.

Description

Net source lotus scheduling evaluation system and method based on carbon emission
Technical field
The present invention relates to a kind of technology of power domain, specifically a kind of net source lotus scheduling evaluation based on carbon emission System and method.
Background technique
As energy problem and climate change problem are increasingly concerned, realize low carbon development, reduces the excessive of fossil energy Consumption is increasingly becoming the common objective of various countries and every profession and trade.With the networking and demand response technology of extensive renewable energy Development, load side is no longer the receiving end of the rigidity as one, but is developing progressively to be a kind of for dispatching of power netwoks Flexible load, therefore net-source-lotus, that is, power grid-power supply-Coordinated scheduling is the inexorable trend of the following power network development.
It is right at present there is no a kind of evaluation method of low-carbon benefit for capableing of the generation of thoroughly evaluating net-source-lotus coordinated scheduling In terms of the assessment of net source lotus coordinated scheduling is concentrated mainly on economic benefit.
Summary of the invention
The present invention is for the prior art is single to the appraisal procedure of carbon emission amount, lacks systemic indicators, ignores idle function Influence of the rate to carbon emission, is not weighed at the overall target without measuring correlation and otherness between user side carbon emission amount Measure source side region carbon emission index and without measurement carbon emission and the correlation metric of cost etc. the defects of, propose one kind Net source lotus scheduling evaluation system and method based on carbon emission, establishes net source lotus regulation index system, realizes from economy and ring The scheduling of the comprehensive evaluation net source lotus coordinated scheduling of two aspect of border and interaction effect, can provide more comprehensive data and support, Two class index of power supply side and load side is contained, reaction power supply side and load side can be understood to the percentage contribution of scheduling strategy.
The present invention is achieved by the following technical solutions:
The net source lotus scheduling evaluation system based on carbon emission that the present invention relates to a kind of, comprising: information acquisition module, scheduling mould Block, carbon flow tracing module and index evaluation module, in which: information acquisition module is connected with power grid and acquires network structure and fortune Row information, scheduler module by NSGA-II algorithm obtain scheduling strategy collection and respectively with carbon flow tracing module and index evaluation mould Block is connected and transmitting and scheduling set of strategies information, and carbon flow tracing module is connected with index evaluation module to be calculated by complex power power flow tracing Method obtains and exports carbon flow information, and index evaluation module exports indices.
The net source lotus scheduling evaluation method of above system of the present invention, first the power grid essential information of acquisition electric system, electricity Then source essential information and load essential information establish price demand response model and excitation requirement response model and net source Lotus coordinative dispatching model is solved by NSGA-II algorithm, obtains scheduling strategy collection, then use complex power power flow tracing algorithm meter Calculate the carbon emission amount that scheduling strategy concentrates each node and branch；Economic indicator and environmental index finally are calculated to scheduling set of strategies.
The price demand response model isWherein: CPElectricity cost after being shifted for load, DPnew, t=DPold, t+dUp, t+dDown, t, λtIt is the tou power price in t moment.
The excitation requirement response model isWherein: dI, t=DInew, t-DIold, t, CIIt is to cut load benefit Expense is repaid, γ unit cuts load compensation expense, dI, tLoad is cut for t moment.
The net source lotus coordinative dispatching model isWherein: f1For coordinated scheduling cost, CG For conventional power unit operating cost,eGen, iIndicate the carbon emission amount of conventional power unit i, PI, tConventional power unit i is indicated in the power output of t moment, NG indicates conventional power unit number.
The carbon emission amount, is obtained by following steps:
1) calculate node injecting powerWherein: SiFor node i injecting power；SjiFor route j-i's Complex power；SGen, iFor the power for being directly injected into i-node by generator；
2) the injecting power vector S=H of each node is calculated-1SGen, in which:SGenFor system Each generator goes out force vector；
3) carbon emission amount of calculate node kWith the carbon emission on route p-q Amount
The economic indicator includes: that scheduling cost, carbon emission cost accounting, load cost accounting and power supply cost account for Than.
The scheduling cost Cm=f1 m, carbon emission cost accountingLoad cost accounting Power supply cost accounting cS, m=1-cL, m。
The environmental index includes load side environmental index and source side environmental index.
The load side environmental index includes: peak load carbon emission amountPeak load carbon emission AccountingLoad carbon emission mean valueLoad carbon emission standard deviation It is lost with route carbon emission
The source side environmental index includes: maximum region carbon emission amountIt is maximum Region carbon emission accountingRegion carbon emission mean valueThe area and Domain carbon emission standard deviation
Detailed description of the invention
Fig. 1 is flow diagram of the present invention；
Fig. 2 is present system schematic diagram；
Fig. 3 is embodiment reference load curve；
Fig. 4 is embodiment scheduling strategy collection Pareto.
Specific embodiment
As shown in Figure 1, net source lotus scheduling evaluation method in the present embodiment the following steps are included:
1) the reference load curve such as Fig. 3 of IEEE30 system as detection system, in one day is used.Generator carbon emission is strong It is as shown in table 1 to spend (t/MW).
Table 1
Generator 1 Generator 2 Generator 3 Generator 4 Generator 5 Generator 6
0.95 0.5 1.06 0.95 1.06 1.06
2) price demand response model and excitation requirement response model are established.
3) net source lotus coordinative dispatching model is established, is solved by NSGA-II algorithm, scheduling strategy collection, Pareto are obtained Forward position is as shown in Figure 4.
4) carbon emission amount that scheduling strategy concentrates each node and branch is calculated using complex power power flow tracing algorithm.
5) for scheduling strategy (65017,3504t), generator region: 1,2,3,4 unit belongs to region 1；5,6 machines Group belongs to region 2, calculates its economic indicator and environmental index value.
The economic indicator is as shown in table 2.
Table 2
Dispatch cost Carbon emission cost accounting Load cost accounting Power supply cost accounting
2709.051283 0.160721412 1.097831888 0.839278588
The load side environmental index is as shown in table 3.
Table 3
The source side environmental index is as shown in table 4.
Table 4
Maximum region carbon emission amount Maximum region carbon emission accounting Region carbon emission mean value
103.7657947 2.412694891 73.38702433
Compared with prior art, the present invention establishes net source lotus regulation index system, realizes in terms of economy and environment two The scheduling of comprehensive evaluation net source lotus coordinated scheduling and interaction effect can provide more comprehensive data to scheduling evaluation personnel It supports, contains two class index of power supply side and load side, can understand contribution of the reaction power supply side and load side to scheduling strategy Degree.
Above-mentioned specific implementation can by those skilled in the art under the premise of without departing substantially from the principle of the invention and objective with difference Mode carry out local directed complete set to it, protection scope of the present invention is subject to claims and not by above-mentioned specific implementation institute Limit, each implementation within its scope is by the constraint of the present invention.

Claims (9)

1. a kind of net source lotus scheduling evaluation system based on carbon emission characterized by comprising information acquisition module, scheduling mould Block, carbon flow tracing module and index evaluation module, in which: information acquisition module is connected with power grid and acquires network structure and fortune Row information, scheduler module by NSGA-II algorithm obtain scheduling strategy collection and respectively with carbon flow tracing module and index evaluation mould Block is connected and transmitting and scheduling set of strategies information, and carbon flow tracing module is connected with index evaluation module to be calculated by complex power power flow tracing Method obtains and exports carbon flow information, and index evaluation module exports indices.
2. a kind of net source lotus scheduling evaluation method of system according to claim 1, which is characterized in that acquisition electric power first Then power grid essential information, power supply essential information and the load essential information of system are established price demand response model and are swashed Demand response model and net source lotus coordinative dispatching model are encouraged, is solved by NSGA-II algorithm, obtains scheduling strategy collection, then adopt The carbon emission amount that scheduling strategy concentrates each node and branch is calculated with complex power power flow tracing algorithm；Finally to scheduling set of strategies meter Calculate economic indicator and environmental index.
3. the net source lotus scheduling evaluation method according to claim 2 based on carbon emission, characterized in that the price needs The response model is asked to beWherein: CPFor the electricity cost after load transfer, DPnew,t=DPold,t+dup,t+ ddown,t, λtIt is the tou power price in t moment.
4. the net source lotus scheduling evaluation method according to claim 3 based on carbon emission, characterized in that the excitation needs The response model is asked to beWherein: dI,t=DInew,t-DIold,t, CIIt is to cut load compensation expense, γ unit cuts load benefit Repay expense, dI,tLoad is cut for t moment.
5. the net source lotus scheduling evaluation method according to claim 4 based on carbon emission, characterized in that the net source lotus Coordinative dispatching model isWherein: f1For coordinated scheduling cost, CGFor conventional power unit operating cost,egen,iIndicate the carbon emission amount of conventional power unit i, Pi,tIndicate conventional power unit i in t The power output at moment, NG indicate conventional power unit number.
6. the net source lotus scheduling evaluation method according to claim 5 based on carbon emission, characterized in that the carbon emission Amount, obtains especially by following steps:
1) calculate node injecting powerWherein: SiFor node i injecting power；SjiFor the multiple function of route j-i Rate；SGen,iFor the power for being directly injected into i-node by generator；
2) the injecting power vector S=H of each node is calculated-1SGen, in which:SGenIt is respectively sent out for system Motor goes out force vector；
3) carbon emission amount of calculate node kWith the carbon emission amount on route p-q
7. the net source lotus scheduling evaluation method according to claim 6 based on carbon emission, characterized in that the economy refers to Mark includes: scheduling cost, carbon emission cost accounting, load cost accounting and power supply cost accounting.
8. the net source lotus scheduling evaluation method according to claim 7 based on carbon emission, characterized in that described is scheduled to ThisCarbon emission cost accountingLoad cost accountingPower supply cost accounting cS,m =1-cL,m。
9. the net source lotus scheduling evaluation method according to claim 2 based on carbon emission, characterized in that the environment refers to Mark includes load side environmental index and source side environmental index, in which: load side environmental index includes: peak load carbon emission amountPeak load carbon emission accountingLoad carbon emission mean value Load carbon emission standard deviationIt is lost with route carbon emissionElectricity Source environmental index includes: maximum region carbon emission amountMaximum region carbon emission accountingRegion carbon emission mean valueWith region carbon emission standard deviation
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CN110705791A (en) * 2019-09-30 2020-01-17 哈尔滨工程大学 NSGA-II-based ocean platform multi-objective scheduling optimization method
CN111080099A (en) * 2019-12-04 2020-04-28 上海交通大学 Comprehensive energy system scheduling evaluation method and system based on carbon emission management
CN111277006A (en) * 2020-02-28 2020-06-12 东北电力大学 Low-carbon control method for power system containing gas-coal-wind turbine generator
CN112837181A (en) * 2021-02-23 2021-05-25 国网山东省电力公司经济技术研究院 Scheduling method of comprehensive energy system considering demand response uncertainty
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CN115238597A (en) * 2022-09-23 2022-10-25 国网浙江省电力有限公司宁波供电公司 Construction method of source network carbon-loaded emission model of park level comprehensive energy system

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