CN203261110U - Thermoelectricity co-generation system based on wind energy - Google Patents
Thermoelectricity co-generation system based on wind energy Download PDFInfo
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- CN203261110U CN203261110U CN2013201572672U CN201320157267U CN203261110U CN 203261110 U CN203261110 U CN 203261110U CN 2013201572672 U CN2013201572672 U CN 2013201572672U CN 201320157267 U CN201320157267 U CN 201320157267U CN 203261110 U CN203261110 U CN 203261110U
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- heat
- wind energy
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- thermoelectricity
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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Abstract
The utility model discloses a thermoelectricity co-generation system based on wind energy. The thermoelectricity co-generation system comprises a wind energy generating device used for receiving the wind energy, a current control and allocation device connected with the wind energy generating device, a power supply cable and an electrical heating device which are connected with the current control and allocation device, wherein the electrical heating device is further connected with a gas circulation device and a heat exchange device, the heat exchange device is further connected with a soft water preparation device and a heat accumulation device, and the heat accumulation device is connected with a heat supply pipeline. The utility model further discloses a thermoelectricity co-generation method based on the wind energy. The thermoelectricity co-generation system is based on the wind energy generation, and energy transformation is conducted on redundant currents or a current which is produced by the wind energy and is not suitable for requirements of a local power grid, namely electric energy is transformed into heat energy to be provided for users. The thermoelectricity co-generation system can effectively solve the problem of mismatching of a wind power grid, significantly improve the annually effective operation time of a wind turbine generator and greatly improve the operating economy of the turbine generator.
Description
Technical field
The utility model relates to the technical field of wind energy and distributed energy, relate in particular to a kind of by rational technological design, thereby utilize wind energy to the abundant area of regional area or the building, particularly wind energy resources of particular locality, such as island, mountain area etc., realize the process system of heat, CCHP.
Background technology
Wind energy is a kind ofly to utilize with a long historyly, also is the most rapidly green regenerative energy sources of contemporary development simultaneously, and wherein, wind power generation is the topmost form of utilizing.At present, the wind-powered electricity generation of China installation scale has leapt to the first in the world.But along with the continuous expansion of China's wind-powered electricity generation installation scale, its shortcoming is also day by day obvious.Because intermittence and the unpredictability of wind energy resources; quality (the voltage of its electric power output; frequency; phase place etc.) very low; the time of occurrence of its maximum output power is also because Changes in weather; has emergentness; impact to local electrical network is very large; in China largest " three Norths " area of wind-powered electricity generation installation; consideration for the protection grid stability; the online phenomenon of rationing the power supply is very general; indivedual serious provinces; the year effective run time even be lower than 1000h of wind-powered electricity generation unit has caused the serious idleness of equipment; the wasting of resources, and cause the wind power generation loss of enterprise serious.
How to improve the quality of wind power generation electric power output, effectively solve the electrical network matching problem of wind-powered electricity generation, and the year effective run time and to improve the unit operation economy be the industry problem demanding prompt solution that significantly improves the wind-powered electricity generation unit.
Summary of the invention
The utility model is in order to solve the existing above-mentioned technical problem of wind power generation, and the electric power output quality that proposes a kind of wind power generation is high, can reduce to greatest extent the impact of electrical network and the cogeneration system based on wind energy that significantly improves the effective run time of wind-powered electricity generation unit.
The cogeneration system based on wind energy that the utility model proposes, it comprises: the wind power generation plant that is used for receiving wind energy, the Current Control that is connected with described wind power generation plant and distributor, the service cable that is connected with this Current Control and distributor and electric heater unit connect, this electric heater unit also is connected with a gas-recycling plant and heat-exchanger rig, this heat-exchanger rig is connected with a soft water preparation device again, and heat-exchanger rig also is connected with heat supply pipeline.
More excellent, described Current Control and distributor can be connected with an electrical storage device.
More excellent, described heat-exchanger rig is connected with a heat-storing device, and heat-storing device is connected with described heat supply pipeline again.
More excellent, described wind power generation plant can be trunnion axis or wind power generating set with vertical shaft.
The utility model by disposing Current Control and distributor, electric heater unit, heat-exchanger rig etc., will not meet the electric current of the wind energy generation of local electrical network requirement based on wind power generation, carry out the conversion of energy, convert electrical energy into heat energy and offer the user.
The utility model is to green, renewable resource---efficiently utilizing to greatest extent of wind energy, realized the joint supply of generating high-quality electric power and heat energy.Simultaneously, also reduce to greatest extent the impact to local electrical network, be applied to reliably independence or micro power network.The utility model has solved the electrical network matching problem of wind-powered electricity generation effectively, has significantly improved the year effective run time and greatly improved the economy of unit operation of wind-powered electricity generation unit.
Compared with prior art, the utility model beneficial effect:
1, because the electric power output of wind-driven generator is classified, for the high-quality electric current with locality independence or micro power network coupling such as voltage, frequency, phase place, can directly outwards export, safe and efficient;
2, the low-quality electric current that does not meet the demands for the electrical network matching, perhaps exceed the dissolve high-quality electric current of ability of local electrical network, input special electric heater unit and produce high temperature heat source, then by heat-exchange device, the heat that satisfies hot customer requirements is outwards supplied;
3, by the accumulating system capacity of Reasonable Scale is set, can realize the uninterrupted supply of electric power;
4, by the heat reservoir capacity of Reasonable Scale is set, both can realize the uninterrupted supply of heat, can by a certain amount of heat more than needed of storage, improve the utilance of wind energy resources again.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, wherein:
Fig. 1 is the schematic block diagram of cogeneration system of the present utility model;
Fig. 2 is the process flow diagram of combined heat and power method of the present utility model.
Embodiment
As shown in Figure 1, the cogeneration system based on wind energy that the utility model embodiment provides, it comprises: be used for receiving wind power generation plant 1, the Current Control that is connected with wind power generation plant 1 and the distributor 2 of wind energy, the service cable 4 that is connected with this Current Control and distributor 2 and electric heater unit 5 and connect.This electric heater unit 5 also is connected with a gas-recycling plant 6 and heat-exchanger rig 8, and this heat-exchanger rig 8 is connected with a soft water preparation device 7 and heat-storing device 9 again, and heat-storing device 9 is connected with heat supply pipeline 10.By the heat-storing device 9 that Reasonable Scale is set, both can realize the uninterrupted supply of heat, can by a certain amount of heat more than needed of storage, improve the utilance of wind energy resources again.In order to realize the uninterrupted supply of electric power, Current Control and distributor 2 can also connect an electrical storage device 3.Wind power generation plant 1 is for adopting the wind power generation plant of trunnion axis or vertical axis.
As shown in Figure 1, Current Control and distributor 2 are used for carrying out the judgement of electric current quality and electric current assigned unit.Electrical storage device 3 can be lead acid storage battery pool device or lithium battery device.Electric power output cable 4 is that the high quality power supply that meets the electrical network requirement is carried the power cable that is incorporated into the power networks.Electric heater unit 5 can utilize the electric current of different voltages, electric current or phase place, produces heat, this heat is changed to heat transfer intermediate gas medium (dehydration compressed air) simultaneously.Gas-recycling plant 6 is for generation of heat transfer intermediate gas medium (dehydration compressed air) and make the device of its circulation.Soft water preparation device 7 is preparation and the device that stores the final medium-soft water that conducts heat.Heat-exchanger rig 8 is with the conduct heat heat-exchanger rig of final medium-soft water of the contained heat transferred of heat transfer intermediate gas medium.Heat-storing device 9 is used for the device that deposit heat-exchanger rig 8 changes thermogenetic hot water.Heat supply pipeline 10 is the heat distribution pipelines with the outer confession of heat supply hot water.
Please in conjunction with Fig. 2, the combined heat and power method based on wind energy that the utility model proposes, its step is as follows:
Step 1: receive wind power generation by wind power generation plant 1.
Step 2: the electric current of the different qualities of different voltages, electric current or the phase place that produces by 2 pairs of wind energies of Current Control and distributor, carry out that quality is judged and electric current distributes;
Step 3: will meet the high-quality electric current of local electrical network requirement, directly by the local electrical network of service cable 4 outer infeeds.In order to realize the uninterrupted supply of electric power, according to the electricity consumption system needs of local power consumer, Current Control and distributor 2 can also with high-quality electric current through after the inversion, be laid in by electrical storage device 3 in right amount.
Exceed meeting of the local power consumption ability high-quality electric current of a part that requires of local electrical network, also can supply with electric heater unit 5 and produce heats, final heat medium water also is supplied to external user.
Step 4: will not meet the low-quality electric current of local electrical network requirement, and be defeated by electric heater unit 5 and produce heat, intermediate gas medium again conducts heat heat transferred.This heat transfer intermediate gas medium is by dehydration compressed air gas-recycling plant 6 generations and the pressurization that process purifies.
Step 5: again by the heat transferred WATER AS FLOW MEDIUM of heat-exchanger rig 8 with heat transfer intermediate gas medium, this WATER AS FLOW MEDIUM is the final medium-soft water of heat transfer that is produced and pressurizeed by soft water preparation device 7.After soft water is heated to the hot water that meets the demands, by heat supply pipeline 10 hot water is supplied to external user.In the present embodiment, after soft water is heated to the hot water that meets the demands, sends into first a heat-storing device 9, and then be supplied to external user.By the heat-storing device 9 that Reasonable Scale is set, both can realize the uninterrupted supply of heat, can by a certain amount of heat more than needed of storage, improve the utilance of wind energy resources again.
The utility model has been realized the joint supply of generating high-quality electric power and heat energy to greatest extent efficiently utilization green, renewable resource-wind energy.Simultaneously, also reduce to greatest extent the impact to local electrical network, be applied to reliably independence or micro power network.The utility model has solved the electrical network matching problem of wind-powered electricity generation effectively, has significantly improved the year effective run time and greatly improved the economy of unit operation of wind-powered electricity generation unit.
Now, distributed energy is as a kind of clean energy resource, because its environmental protection, efficient is subject to recently country and advocates energetically, and put into effect the development that special policy promotes distributed energy.At present, domestic distributed energy is mainly take natural gas as energy source, but in the abundant area of wind energy resources, such as island, mountain area etc., use the utility model, can replace the consumption of natural gas, utilize wind energy to realize the joint supply of heat, electricity, both save resource, had again good Technical Economy.
More than engage preferred embodiments the utility model is specifically described, but those skilled in the art can make numerous variations or variation to these execution modes, these changes and variation should fall within the scope of the utility model protection.
Claims (4)
1. cogeneration system based on wind energy, comprise for the wind power generation plant (1) that receives wind energy, it is characterized in that, also comprise the Current Control and the distributor (2) that are connected with described wind power generation plant (1), the service cable (4) that is connected with this Current Control and distributor (2) and electric heater unit (5) connect, this electric heater unit (5) also is connected with a gas-recycling plant (6) and heat-exchanger rig (8), this heat-exchanger rig (8) is connected with a soft water preparation device (7) again, and heat-exchanger rig (8) also is connected with heat supply pipeline (10).
2. cogeneration system as claimed in claim 1 is characterized in that, described Current Control and distributor (2) are connected with an electrical storage device (3).
3. cogeneration system as claimed in claim 1 is characterized in that, described heat-exchanger rig (8) is connected with a heat-storing device (9), and heat-storing device (9) is connected with described heat supply pipeline (10) again.
4. cogeneration system as claimed in claim 1 is characterized in that, described wind power generation plant (1) is trunnion axis or wind power generating set with vertical shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201572672U CN203261110U (en) | 2013-04-01 | 2013-04-01 | Thermoelectricity co-generation system based on wind energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201572672U CN203261110U (en) | 2013-04-01 | 2013-04-01 | Thermoelectricity co-generation system based on wind energy |
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| Publication Number | Publication Date |
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| CN203261110U true CN203261110U (en) | 2013-10-30 |
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| CN2013201572672U Expired - Fee Related CN203261110U (en) | 2013-04-01 | 2013-04-01 | Thermoelectricity co-generation system based on wind energy |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103199605A (en) * | 2013-04-01 | 2013-07-10 | 深圳佳鸿新能源设计工程有限公司 | Co-generation system and co-generation method based on wind power |
| CN105444259A (en) * | 2015-12-02 | 2016-03-30 | 国家电网公司 | Method and system for obtaining operation state parameters of wind power heating system |
| CN114440295A (en) * | 2022-01-27 | 2022-05-06 | 西安交通大学 | Compressed air energy storage system and method with wind power stabilization and thermoelectric decoupling functions |
-
2013
- 2013-04-01 CN CN2013201572672U patent/CN203261110U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103199605A (en) * | 2013-04-01 | 2013-07-10 | 深圳佳鸿新能源设计工程有限公司 | Co-generation system and co-generation method based on wind power |
| CN105444259A (en) * | 2015-12-02 | 2016-03-30 | 国家电网公司 | Method and system for obtaining operation state parameters of wind power heating system |
| CN105444259B (en) * | 2015-12-02 | 2018-07-27 | 国家电网公司 | The acquisition methods and system of wind power heating system running state parameter |
| CN114440295A (en) * | 2022-01-27 | 2022-05-06 | 西安交通大学 | Compressed air energy storage system and method with wind power stabilization and thermoelectric decoupling functions |
| CN114440295B (en) * | 2022-01-27 | 2022-12-09 | 西安交通大学 | Compressed air energy storage system and method with wind power stabilization and thermoelectric decoupling functions |
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| Date | Code | Title | Description |
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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: 20131030 Termination date: 20160401 |