CN203406623U - Novel modularized common DC bus new energy power generation comprehensive experiment device - Google Patents
Novel modularized common DC bus new energy power generation comprehensive experiment device Download PDFInfo
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- CN203406623U CN203406623U CN201320461058.7U CN201320461058U CN203406623U CN 203406623 U CN203406623 U CN 203406623U CN 201320461058 U CN201320461058 U CN 201320461058U CN 203406623 U CN203406623 U CN 203406623U
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- 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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model relates to a novel modularized common DC bus new energy power generation comprehensive experiment device, particularly relates to a common DC bus new energy power generation comprehensive experiment device which can generate power in a grid connection way and operate independently. The device comprises multiple new energy power generation modules which operate independently, a control module, a grid connection converter and an independent inverter with a load. The control module comprises a solar energy power generation DC/DC conversion module, a double-fed wind power generator control module, a direct-driven type wind power generator control module and a fuel cell power generation control module. Grid connection power generation of solar energy, wind energy and a fuel cell in a comprehensive way can be realized, and independent operation with the load can be realized.
Description
Technical field
The utility model relates to a kind of comprehensive experimental device of generation of electricity by new energy, specifically, relate to a kind of comprehensively wind power generation, solar power generation and fuel cell power generation, can generate electricity by way of merging two or more grid systems and the generation of electricity by new energy comprehensive experimental device of independent operating, each functional module in device by DC bus organic connections together.
Background technology
In recent years, the fast development of the generation technology of the new forms of energy such as wind energy, solar energy and fuel cell, many schools have offered the course relevant to new forms of energy.For meeting student's experiment demand and improving student's the ability of practice, more and more higher to the requirement of new forms of energy experimental provision.
There is function singleness in existing new forms of energy experimental teaching unit, autgmentability is poor and expensive shortcoming.Called function is single, autgmentability is poor refers to that the generation of electricity by new energy experimental benches such as existing direct drive type wind generating, double-fed wind generating, solar power generation and fuel cell are the experimental bench of simple function.Direct drive type wind generating experimental bench can only be done the related experiment of direct drive type wind generating, can not do double-fed wind generating related experiment, more can not do solar power generation and fuel cell power generation experiments.Can not free band load running by what generate electricity by way of merging two or more grid systems, can free band load running, can not generate electricity by way of merging two or more grid systems.Therefore, school development new forms of energy laboratory, needs to buy separately direct drive type wind generating experiment porch, double-fed wind generating experiment porch, solar power generation experiment porch and fuel cell experiment porch, invests greatlyr, and takies lab space.Thereby cause the utilance in equipment and space not high.And, due to the experimental provision different laboratory that distributes, be unfavorable for the follow-up higher level experimental studies such as generating, micro-electric power network technique of providing multiple forms of energy to complement each other.Therefore be badly in need of a kind of experimental bench that comprises direct drive type wind generating, double-fed wind generating, solar power generation and fuel cell power generation function, both can have realized free band loading functional and also can realize and generating electricity by way of merging two or more grid systems, to meet the demand of different experiments object.
Utility model content
This practical utility model is for overcoming the shortcomings such as existing generation of electricity by new energy experimental provision function singleness, autgmentability be poor, provides a kind of comprehensively solar energy, wind energy and fuel cell to generate electricity by way of merging two or more grid systems and the generation of electricity by new energy experimental provision of common DC bus that can free band load running.
The technical solution of the utility model is: a kind of generation of electricity by new energy comprehensive experimental device of novel modularized common DC bus, comprise the generation of electricity by new energy module of a plurality of independent operatings, and each electricity generation module is respectively by corresponding control module access in parallel DC bus; This device also comprises grid-connected converter and free band load inverter, and described grid-connected converter input is connected with DC bus, and output is connected with electrical network; Described free band load inverter input is connected with DC bus, and output is connected with load.
Preferably, described electricity generation module comprises solar cell, double-fed wind power generator, direct-drive aerogenerator and fuel cell.
Preferably, described control module comprises solar power generation DC/DC control module, double-fed wind power generator rotor side AC/DC control module, direct-drive aerogenerator AC/DC control module and fuel cell power generation DC/DC control module.
Preferably, described solar power generation DC/DC control module and fuel cell power generation DC/DC control module adopt Boost circuit; Double-fed wind power generator rotor side AC/DC control module adopts three phase full bridge PWM translation circuit; Direct-drive aerogenerator AC/DC control module adopts three phase full bridge PWM translation circuit or does not control rectification+Boost circuit.
Preferably, described control module is provided with maximum power tracing control circuit.
The utility model beneficial effect is compared with prior art:
(1) generation of electricity by new energy module comprises solar cell, double-fed wind power generator, direct-drive aerogenerator and fuel cell, solved the experiential function Single-issue of common generation of electricity by new energy device, reduce lab construction cost and lab space cost, improved the utilance of laboratory and equipment;
(2) generation of electricity by new energy module output is by corresponding control module access in parallel DC bus, can be connected with free band load inverter, realize free band load running, also can be connected with combining inverter, realization is incorporated into the power networks, and is convenient to system level, generation of electricity by new energy be carried out the experimental study of complementary power supply technique, micro-power grid control technical elements;
(3) experimental provision adopts modular construction, the maintenance of being convenient to production and system simple in structure, and be convenient to the expansion of system later stage.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model generation of electricity by new energy experimental provision.
In figure, 1-electrical network, 2-solar cell, 3-double-fed wind power generator, 4-direct-drive aerogenerator, 5-fuel cell, 6-solar power generation DC/DC control module, 7-double-fed wind power generator rotor side AC/DC control module, 8-direct-drive aerogenerator AC/DC control module, 9-fuel cell power generation DC/DC control module, 10-DC bus, 11-grid-connected converter, 12-free band load inverter, 13-load
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described:
Referring to Fig. 1, a kind of generation of electricity by new energy comprehensive experimental device of novel modularized common DC bus, the generation of electricity by new energy module that comprises a plurality of independent operatings, electricity generation module comprises solar cell 2, double-fed wind power generator 3, direct-drive aerogenerator 4 and fuel cell 5, each electricity generation module is respectively by corresponding control module access in parallel DC bus 10, control module comprises solar power generation DC/DC control module 6, double-fed wind power generator rotor side AC/DC control module 7, direct-drive aerogenerator AC/DC control module 8 and fuel cell power generation DC/DC control module 9, this device also comprises grid-connected converter 11 and free band load inverter 12, and described grid-connected converter 11 inputs are connected with DC bus 10, and output is connected with electrical network 1, described free band load inverter 12 inputs are connected with DC bus 10, and output is connected with load 13.
The direct current energy that solar power generation DC/DC control module 6 is sent solar cell 2 is delivered to DC bus 10 through DC/DC translation circuit, and fuel cell power generation DC/DC control module 9 is delivered to DC bus 10 by the direct current energy of fuel cell 5 outputs.
Double-fed wind power generator rotor side AC/DC control module 7 and direct-drive aerogenerator AC/DC control module 8 are equipped with AC/DC change-over circuit, double-fed wind power generator rotor side AC/DC control module 7 is controlled double-fed wind power generator 3 rotor-side and is realized bidirectional energy transmission, when double-fed wind power generator 3 is operated in metasynchronism state, double-fed wind power generator rotor side AC/DC control module 7 is controlled double-fed wind power generator 3 rotor-side and is obtained electric energy from DC bus 10; When double-fed wind power generator 3 is operated in supersynchronous state, double-fed wind power generator rotor side AC/DC control module 7 arrives DC bus 10 by the power delivery of double-fed wind power generator 3 rotor-side inputs.The AC energy that direct-drive aerogenerator 4 sends changes direct current energy into through direct-drive aerogenerator AC/DC control module 8, is delivered to DC bus 10.
Control module is equipped with maximum power tracing control circuit, and solar power generation DC/DC control module 6 and fuel cell power generation DC/DC control module 9 adopt Boost circuit; Double-fed wind power generator rotor side AC/DC control module 7 adopts three phase full bridge PWM translation circuit; Direct-drive aerogenerator AC/DC control module 8 adopts three phase full bridge PWM translation circuit or does not control rectification+Boost circuit.
By the solar power generation DC/DC control module 6 of control module, double-fed wind power generator rotor side AC/DC control module 7, direct-drive aerogenerator AC/DC control module 8, fuel cell power generation DC/DC control module 9 is all made the form of hanging case, in the time need to carrying out the generation of electricity by new energy experiment of common DC bus, by corresponding control module access DC bus 10, the grid-connected converter 11 being connected with electrical network 1 is directly fixed on experiment porch with the free band load inverter 12 being connected with load 13, can test and independent experiments with burden with generate electricity by way of merging two or more grid systems simultaneously respectively, by the experimental facilities of generation of electricity by new energy comprehensively to an experimental provision, and there is good autgmentability.
Claims (5)
1. a generation of electricity by new energy comprehensive experimental device for novel modularized common DC bus, is characterized in that: comprise the generation of electricity by new energy module of a plurality of independent operatings, each electricity generation module is respectively by corresponding control module access in parallel DC bus; This device also comprises grid-connected converter and free band load inverter, and described grid-connected converter input is connected with DC bus, and output is connected with electrical network; Described free band load inverter input is connected with DC bus, and output is connected with load.
2. the generation of electricity by new energy comprehensive experimental device of novel modularized common DC bus according to claim 1, is characterized in that: described electricity generation module comprises solar cell, double-fed wind power generator, direct-drive aerogenerator and fuel cell.
3. the generation of electricity by new energy comprehensive experimental device of novel modularized common DC bus according to claim 2, is characterized in that: described control module comprises solar power generation DC/DC control module, double-fed wind power generator rotor side AC/DC control module, direct-drive aerogenerator AC/DC control module and fuel cell power generation DC/DC control module.
4. the generation of electricity by new energy comprehensive experimental device of novel modularized common DC bus according to claim 3, is characterized in that: described solar power generation DC/DC control module and fuel cell power generation DC/DC control module adopt Boost circuit; Double-fed wind power generator rotor side AC/DC control module adopts three phase full bridge PWM translation circuit; Direct-drive aerogenerator AC/DC control module adopts three phase full bridge PWM translation circuit or does not control rectification+Boost circuit.
5. the generation of electricity by new energy comprehensive experimental device of novel modularized common DC bus according to claim 1, is characterized in that: described control module is provided with maximum power tracing control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320461058.7U CN203406623U (en) | 2013-07-31 | 2013-07-31 | Novel modularized common DC bus new energy power generation comprehensive experiment device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320461058.7U CN203406623U (en) | 2013-07-31 | 2013-07-31 | Novel modularized common DC bus new energy power generation comprehensive experiment device |
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| CN203406623U true CN203406623U (en) | 2014-01-22 |
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| CN201320461058.7U Expired - Fee Related CN203406623U (en) | 2013-07-31 | 2013-07-31 | Novel modularized common DC bus new energy power generation comprehensive experiment device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441523A (en) * | 2013-07-31 | 2013-12-11 | 中国石油大学(华东) | New energy power generation comprehensive experiment device of novel modularization common direct current bus |
| CN106991883A (en) * | 2017-05-26 | 2017-07-28 | 西华大学 | A kind of photovoltaic generation science popularization demo system and method |
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2013
- 2013-07-31 CN CN201320461058.7U patent/CN203406623U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441523A (en) * | 2013-07-31 | 2013-12-11 | 中国石油大学(华东) | New energy power generation comprehensive experiment device of novel modularization common direct current bus |
| CN103441523B (en) * | 2013-07-31 | 2016-08-10 | 中国石油大学(华东) | The new energy power generation comprehensive experiment device of novel modularized common DC bus |
| CN106991883A (en) * | 2017-05-26 | 2017-07-28 | 西华大学 | A kind of photovoltaic generation science popularization demo system and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20170731 |