CN203165022U - Photovoltaic power generation scheduling system - Google Patents
Photovoltaic power generation scheduling system Download PDFInfo
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- CN203165022U CN203165022U CN 201320088483 CN201320088483U CN203165022U CN 203165022 U CN203165022 U CN 203165022U CN 201320088483 CN201320088483 CN 201320088483 CN 201320088483 U CN201320088483 U CN 201320088483U CN 203165022 U CN203165022 U CN 203165022U
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Abstract
The utility model provides a photovoltaic power generation scheduling system. The photovoltaic power generation scheduling system includes a basic data system interface connected with the input end of a scheduling server and a photovoltaic predicted data system interface, wherein the input end and the output end of a distribution server of the scheduling system are respectively connected with the output end of the scheduling server and the input end of a network exchange. The scheduling plane formed by the system can effectively incorporate into photovoltaic power generation, and support the electric network scheduling application after large-scale photovoltaic power generation grid connection. The photovoltaic power generation incorporates into the making of the power grid scheduling, so as to effectively ensure the safe and stable operation of the electric grid and furthermore improve the photovoltaic power generation scheduling operation level and accommodation capacity.
Description
Technical field
The utility model relates to the photovoltaic generation Schedule System of generation of electricity by new energy technical field, specifically relates to a kind of electric system photovoltaic generation that comprises large-scale photovoltaic generating for solution Schedule System of formulating of operation plan in a few days a few days ago.
Background technology
Electric system is complicated dynamic power system, requires generating and workload demand must keep balance constantly in essence, thereby guarantees the safe and stable operation of electrical network.Photovoltaic generation has the characteristics of intermittence, randomness and undulatory property, and conventional power supply must be as follow load in the system, and fluctuation is made following the tracks of and adjusted to photovoltaic generation.Penetrate power hour at photovoltaic generation, its undulatory property is also less to the influence of electric power system dispatching operation, and conventional power supply can effectively be followed the tracks of adjustment at the photovoltaic generation fluctuation in the system; When photovoltaic generation penetrates power when big, its significantly rapid fluctuations will produce considerable influence to power network safety operation, must leave enough standby power supplies and peak in the system, can normally power to the user when guaranteeing the photovoltaic generation undercapacity, when photovoltaic is exerted oneself greatly, keep the system power balance by unit degree of depth peak regulation or start and stop peak regulation mode.Therefore, large-scale photovoltaic is incorporated into the power networks in fuel savings cost, minimizing environmental pollution, also need electric system additional configuration margin capacity to deal with the fluctuation that large-scale photovoltaic is exerted oneself, unit degree of depth peak regulation and start and stop peak regulation will increase gross coal consumption rate and the system operation cost of conventional power supply frequently.
China's solar energy resources distribution character makes that most of photovoltaic plant construction is comparatively concentrated, along with maintaining sustained and rapid growth of photovoltaic power generation grid-connecting capacity, the large-scale photovoltaic electricity generation grid-connecting highlights day by day to the influence of dispatching of power netwoks operation, the operation plan that traditional approach is formulated is because the photovoltaic generation of including in not yet in effect, and the dispatching of power netwoks that has been difficult to support behind the large-scale photovoltaic electricity generation grid-connecting is used.Therefore, have only by research and development photovoltaic generation and conventional power supply coordinated scheduling technology support system mutually, bring photovoltaic generation the formulation of dispatching of power netwoks plan into, could effectively guarantee the safe and stable operation of electrical network, thereby promote photovoltaic generation management and running level and the ability of dissolving.
Summary of the invention
For overcoming above-mentioned the deficiencies in the prior art, the utility model provides a kind of photovoltaic generation Schedule System, its improvements are: described Schedule System comprises basic data system interface and the photovoltaic predicasts data system interface that links to each other with operation plan server input end, and the input end of the publisher server of described Schedule System links to each other with the output terminal of described operation plan server and the input end of the network switch respectively with output terminal.
Further, be connected fire wall between described basic data system interface output terminal and described operation plan server input end.
Further, the input end of described operation plan server links to each other with workstation I.
Further, the described network switch is connected with photovoltaic predicasts data system interface with the basic data system interface respectively by netting twine.
Further, described photovoltaic predicasts data system interface input end links to each other with photovoltaic data prediction system and device; Photovoltaic grid monitoring system device input end is connected with the described network switch with workstation II.
Further, described operation plan server adopts PC or high-performance server.
Further, described publisher server adopts PC or high-performance server.
Further, the described network switch is the data dispatching net network switch.
Further, described workstation comprises large screen display and big capacity internal storage and external memory storage.
Compare with existing test unit, the beneficial effect that the utility model reaches is:
1. native system has been taken all factors into consideration short-term and ultrashort phase photovoltaic generation power prediction result, and consider border conditions such as load prediction results, interconnection plan, unit operation constraint and electricity net safety stable restriction as a whole, photovoltaic generation has been brought in the dispatching of power netwoks plan formulation with becoming more meticulous, strengthened the management and running level of electrical network reply large-scale photovoltaic electricity generation grid-connecting.
2. native system uses the operation plan server to realize the electrical network photovoltaic generation is admitted the accurately assessment rationally of ability.The admittance ability is the basis of formulating conventional unit plan and photovoltaic generation plan, for short-term and the Real-Time Scheduling operation of electrical network provides effective technical support; Admittance ability real-time update provides effective analysis decision means for the dispatcher, thereby the priority scheduling photovoltaic generation has improved the photovoltaic generation utilization factor.
3. adopt international cutting edge technology to study, the photovoltaic generation power prediction of having realized having the trans-sectoral affair, various dimensions of visual presentation, full visual angle insert, admit capability evaluation, operation plan formulate, a few days ago in a few days generation schedule issue, function such as photovoltaic plant line closed loop control.
4. each module of native system adopts the scheduling decision mode of robustness optimization calculating and man-machine interaction, has improved the practicality of system.The every application function of system has kept highly integrated, the construction object of reached overall management, optimizing allocation of resources, and beautiful interface, clear, function is convenient.
5. formulate with the actual schedule plan of solar energy resources enrichment provinces and regions electrical network and be applied as demand orientation, researched and developed the operation plan that supports the operation of large-scale photovoltaic electricity generation grid-connecting and formulated system.
6. having set up has the publisher server process network switch to the dispatching of power netwoks mechanism of photovoltaic plant monitoring system device and the generation schedule communication port of photovoltaic plant, issue the plan of photovoltaic plant operation dispatching, guaranteed effective execution and the security of system stable operation of plan.
7. native system uses the operation plan server not imported the influence of data disappearance, energy-conservation assurance generation schedule establishment under any data deletion condition.
8. the single game station operation plan time is not more than 1min; The operation plan of 96 periods knows that the time is no more than 5min a few days ago; New forms of energy in a few days rolling planning adjustment cycle are not more than 15min.
9. the system and device moon, available rate was greater than 99.9%, and year available rate is greater than 99.9%.
10. native system has improved the degree of accuracy of electrical network photovoltaic generation operation plan, has significantly reduced operator on duty's working strength, has effectively improved dispatching of power netwoks mechanism work efficiency.
11. the system hardware equipping rules is steady in a long-term to move, it is fast smooth and easy to communicate by letter between this system server and the other system server, the complete standard of interface, and easy operating, response speed was no more than for 1 second.Simultaneously, carry out data sheet to transmission manner with the E language format, realize transregional transmission, guarantee the information transmission safety.
Description of drawings
Fig. 1 is photovoltaic generation Schedule System hardware configuration deployment diagram;
Fig. 2 is photovoltaic generation Schedule System functional structure chart;
Fig. 3 is photovoltaic generation Schedule System flowchart.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail;
As shown in Figure 1, Fig. 1 is photovoltaic generation Schedule System hardware configuration deployment diagram.
Basic data system interface, fire wall and operation plan server are connected successively, the output terminal of workstation I and photovoltaic prognoses system interface links to each other with the input end of operation plan server respectively, and the output terminal of operation plan server connects publisher server and the network switch successively.Wherein, the operation plan server is that photovoltaic generation is admitted capability evaluation, grid-connected evaluating characteristics and photovoltaic generation operation plan server; Publisher server is the publisher server that photovoltaic generation reaches plan issue in a few days a few days ago; The network switch is the data dispatching net network switch.
The input end of the photovoltaic prognoses system interface of Schedule System links to each other with the output terminal of photovoltaic prognoses system server, and the input end of photovoltaic plant detection system server is connected with the output terminal of workstation II and the network switch of Schedule System respectively.The network switch is connected with photovoltaic predicasts data system interface with the basic data system interface respectively by netting twine.
Wherein, the photovoltaic generation Schedule System comprises basic data system interface, photovoltaic predicasts data system interface, fire wall, operation plan server, publisher server, the data dispatching net network switch and workstation I.
Wherein, the hardware of Schedule System:
1, the basic data system interface is electric system basic data system interfaces such as system loading prediction, interconnection plan, conventional data unit operation, electric power netting safe running constraint.Be used for admitting the input data of ability to insert the native system server as calculating photovoltaic generation dispatching of power netwoks operation essential informations such as system's interconnection plan, turnaround plan, system loading prediction, bus load prediction, network topology, unit generation ability and power plant's operation constraint.
2, fire wall is the equipment that information security is guaranteed in an assistance.
3, the operation plan server adopts PC or high-performance server, is used for photovoltaic generation and admits capability evaluation, grid-connected evaluating characteristics and photovoltaic generation operation plan to formulate; Will by 96 of the photovoltaic generation scheduling that calculate to generate a few days ago generation schedule, in a few days the generation schedule data are sent to photovoltaic generation and reach a few days ago and in a few days plan publisher server.
The generation schedule curve is that higher level traffic department is to the examination standard of one day 24 hours generated output of photovoltaic plant.Exert oneself every plan of 15 minutes regulations, whole day is 96 points.
4, workstation comprises large screen display and big capacity internal storage and external memory storage.
Workstation I: the platform of operation plan running software, the dispatcher carries out human-machine operation by the input dependent instruction.Be used for data interface, server, network are monitored ruuning situation and the data flow of system equipments such as environment.
Workstation II: the platform of photovoltaic plant supervisor system software operation, operating personnel import instruction and carry out human-machine operation.
5, photovoltaic predicasts data system interface is the system data interface of photovoltaic generation power prediction data.Be used for following 1 to 3 day short-term photovoltaic power prediction and the ultrashort phase photovoltaic power predicted data in following 4 hours are inserted photovoltaic generation power prediction system, photovoltaic generation power prediction data are predicted, acquisition predicts the outcome, and is transferred to the operation plan server.
6, publisher server adopts PC or high-performance server, is used for photovoltaic generation and reaches the issue of plan in a few days a few days ago, and being used for a few days ago, rolling planning data in a few days export photovoltaic plant supervisory system server to by the network switch.
Insert 96 operation plan data of electrical network photovoltaic generation, simultaneously 96 planning data curves of photovoltaic plant are issued to each photovoltaic plant supervisory system interface.
7, the network switch is the data dispatching net network switch, be used for to realize being connected between dispatching of power netwoks end data interface and server (comprising basic data system interface, fire wall, operation plan server, workstation I, photovoltaic predicasts data system interface and publisher server) and photovoltaic plant end data interface and the server (photovoltaic grid monitoring system device and workstation II).
8, photovoltaic data prediction system and device comprises server, data-interface, workstation, is used for the photovoltaic plant power science of carrying out is calculated and prediction.
9, the photovoltaic plant monitoring system device comprises server, data-interface, workstation, is used for the ruuning situation of photovoltaic plant and controllable device are monitored and control.
Three, the utility model also provides the formulating method of photovoltaic generation Schedule System, specifically comprises the steps:
1, the prediction of short-term photovoltaic power and the ultrashort phase photovoltaic power predicted data in following 4 hours with electric system basic data such as system loading prediction, interconnection plan, conventional data unit operation, electric power netting safe running constraint and 1 to 3 day future of photovoltaic generation power prediction system inserts respectively in basic data system interface and the photovoltaic prognoses system interface, is transferred to the operation plan server; 2, the operation plan server calculates and formulates the photovoltaic generation plan; 3, should be planned to export the photovoltaic plant monitoring system device to through the network switch by publisher server.System has realized the line closed loop control of photovoltaic generation operation plan and dispatch command.
Should be noted that at last: above embodiment only be used for explanation the application technical scheme but not to the restriction of its protection domain; although with reference to above-described embodiment the application is had been described in detail; those of ordinary skill in the field are to be understood that: those skilled in the art still can carry out all changes, revise or be equal to replacement to the embodiment of application after reading the application; these changes, revise or be equal to replacement, all within the claim protection domain that application is awaited the reply.
Claims (9)
1. photovoltaic generation Schedule System, it is characterized in that: described Schedule System comprises basic data system interface and the photovoltaic predicasts data system interface that links to each other with operation plan server input end, and the input end of the publisher server of described Schedule System links to each other with the output terminal of described operation plan server and the input end of the network switch respectively with output terminal.
2. a kind of photovoltaic generation Schedule System as claimed in claim 1 is characterized in that: be connected fire wall between described basic data system interface output terminal and described operation plan server input end.
3. a kind of photovoltaic generation Schedule System as claimed in claim 1, it is characterized in that: the input end of described operation plan server links to each other with workstation I.
4. a kind of photovoltaic generation Schedule System as claimed in claim 1, it is characterized in that: the described network switch is connected with photovoltaic predicasts data system interface with the basic data system interface respectively by netting twine.
5. a kind of photovoltaic generation Schedule System as claimed in claim 1, it is characterized in that: described photovoltaic predicasts data system interface input end links to each other with photovoltaic data prediction system and device; Photovoltaic grid monitoring system device input end is connected with the described network switch with workstation II.
6. a kind of photovoltaic generation Schedule System as claimed in claim 1 is characterized in that: described operation plan server employing PC or high-performance server.
7. a kind of photovoltaic generation Schedule System as claimed in claim 1 is characterized in that: described publisher server employing PC or high-performance server.
8. a kind of photovoltaic generation Schedule System as claimed in claim 1, it is characterized in that: the described network switch is the data dispatching net network switch.
9. as claim 3 or 5 described a kind of photovoltaic generation Schedule System, it is characterized in that: described workstation comprises large screen display and big capacity internal storage and external memory storage.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320088483 CN203165022U (en) | 2013-02-27 | 2013-02-27 | Photovoltaic power generation scheduling system |
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| CN 201320088483 CN203165022U (en) | 2013-02-27 | 2013-02-27 | Photovoltaic power generation scheduling system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104573878A (en) * | 2015-01-30 | 2015-04-29 | 国家电网公司 | Coordination method of new energy source dispatching plan |
| CN105226708A (en) * | 2015-10-15 | 2016-01-06 | 中国电力科学研究院 | The equivalent coordination optimizing method of a kind of large scale electric network operation plan |
| CN105226649A (en) * | 2015-10-15 | 2016-01-06 | 中国电力科学研究院 | A kind of provincial power network power generation dispatching optimization method improved based on bus load prediction |
| CN105656085A (en) * | 2014-11-18 | 2016-06-08 | 国家电网公司 | Smooth output method for combined power generation system of photovoltaic power station group and thermal power plant |
-
2013
- 2013-02-27 CN CN 201320088483 patent/CN203165022U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105656085A (en) * | 2014-11-18 | 2016-06-08 | 国家电网公司 | Smooth output method for combined power generation system of photovoltaic power station group and thermal power plant |
| CN105656085B (en) * | 2014-11-18 | 2018-06-15 | 国家电网公司 | A kind of photovoltaic power station group and thermal power plant combined generating system are smoothly contributed method |
| CN104573878A (en) * | 2015-01-30 | 2015-04-29 | 国家电网公司 | Coordination method of new energy source dispatching plan |
| CN105226708A (en) * | 2015-10-15 | 2016-01-06 | 中国电力科学研究院 | The equivalent coordination optimizing method of a kind of large scale electric network operation plan |
| CN105226649A (en) * | 2015-10-15 | 2016-01-06 | 中国电力科学研究院 | A kind of provincial power network power generation dispatching optimization method improved based on bus load prediction |
| CN105226708B (en) * | 2015-10-15 | 2019-02-15 | 中国电力科学研究院 | A kind of large scale electric network operation plan equivalence coordination optimizing method |
| CN105226649B (en) * | 2015-10-15 | 2019-03-22 | 中国电力科学研究院 | One kind predicting improved provincial power network power generation dispatching optimization method based on bus load |
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Granted publication date: 20130828 |