CN204497753U - A kind of electricity generation system of comprehensive energy - Google Patents
A kind of electricity generation system of comprehensive energy Download PDFInfo
- Publication number
- CN204497753U CN204497753U CN201520180529.6U CN201520180529U CN204497753U CN 204497753 U CN204497753 U CN 204497753U CN 201520180529 U CN201520180529 U CN 201520180529U CN 204497753 U CN204497753 U CN 204497753U
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- Prior art keywords
- branch breaker
- control machine
- cooperation control
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- generation branch
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- 230000005611 electricity Effects 0.000 title claims abstract description 32
- 238000010248 power generation Methods 0.000 claims description 38
- 230000001276 controlling effect Effects 0.000 claims description 20
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000001172 regenerating effect Effects 0.000 abstract description 2
- 230000018109 developmental process Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
Classifications
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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
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
-
- 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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- Control Of Eletrric Generators (AREA)
- Wind Motors (AREA)
Abstract
The utility model discloses a kind of electricity generation system of comprehensive energy, comprise the external electrical network, gas electricity unit, photovoltaic generation unit and the wind turbine generator that are connected to bus respectively and simultaneously for load provides electric energy, external electrical network is provided with grid-connected power meter scale, grid-connected power measurement list catenation has cooperation control machine, and cooperation control machine distinguishes the access state of control gas generating set, photovoltaic generation unit and wind turbine generator and bus according to the magnitude of power that grid-connected power meter scale sends.Power stage can be controlled flexibly, utilize on maximized basis at ventilation air gas generating set, avoid on the one hand causing because the power factor that is incorporated into the power networks is too low occurring fine, utilize the regenerative resource such as solar energy, wind energy on the other hand according to actual conditions as far as possible, improve efficiency of energy utilization, energy-saving and emission-reduction.
Description
Technical field
The utility model belongs to gas electricity remote management and control technical field, relates to a kind of electricity generation system of comprehensive energy.
Background technology
Gas electricity unit can make full use of ventilation air gas gas, the comprehensive utilization of the energy is achieved again while reducing weary wind gas emissions, reducing environmental pollution, a kind of environmental protection, energy-conservation forms of electricity generation, cleaner production energy development can be actively pushed forward, realize the generating integrated process of coal mining gas production, effectively improve the level of production.
On the other hand, along with socioeconomic fast development, the non-regeneration energy worsening shortages such as fossil energy, the application of solar power generation and wind power generation is also more and more extensive, becomes general clean reproducible energy forms of electricity generation.Under comprehensive utilization of energy and the day by day strong overall situation of environmental protection demand, gas electricity unit access solar power generation and wind power generation will have wide development and apply prospect.Simultaneously, because photovoltaic generation and output power of wind power generation have the reasons such as wave characteristic, gas electricity unit access solar power generation and wind power generation after higher level and site power flow will change, even may there is two-way change, cause and the fluctuation of site power factor, by fine certain for generation during power factor examination value specify lower than grid company.
Utility model content
The purpose of this utility model is to provide a kind of electricity generation system of comprehensive energy, flexibly according to comprehensive generating system and the power factor of site, and then cannot control the problem of comprehensive generating system using energy source to solve existing electricity generation system.
The technical scheme that the utility model adopts is, a kind of electricity generation system of comprehensive energy, comprise the external electrical network, gas electricity unit, photovoltaic generation unit and the wind turbine generator that are connected to bus respectively and simultaneously for load provides electric energy, external electrical network is provided with grid-connected power meter scale, grid-connected power measurement list catenation has cooperation control machine;
Cooperation control machine, for receiving the magnitude of power that grid-connected power meter scale sends, and distinguishes the access state of control gas generating set, photovoltaic generation unit and wind turbine generator and bus according to magnitude of power.
Further, gas electricity unit is connected with weary wind admission line, weary wind admission line is provided with intake valve controller, and intake valve controller is connected to cooperation control machine, and cooperation control machine is used for the air inflow regulating weary wind admission line by controlling intake valve controller.
Further, photovoltaic generation unit is connected to bus by photovoltaic generation branch breaker, and photovoltaic generation branch breaker is connected to cooperation control machine by photovoltaic generation branch breaker controller;
Cooperation control machine, for being controlled the opening and closing of photovoltaic generation branch breaker by photovoltaic generation branch breaker controller, and then the access controlling photovoltaic generation unit whether.
Further, wind turbine generator is connected to bus by wind power generation branch breaker, and wind power generation branch breaker is connected to cooperation control machine by wind power generation branch breaker controller;
Cooperation control machine, for controlling the opening and closing of wind power generation branch breaker by controlling wind power generation branch breaker controller, and then the access controlling wind turbine generator whether.
Further, wind turbine generator is connected to bus by wind power generation branch breaker, and wind power generation branch breaker is connected to cooperation control machine by wind power generation branch breaker controller;
Cooperation control machine, for controlling the opening and closing of wind power generation branch breaker by controlling wind power generation branch breaker controller, and then the access controlling wind turbine generator whether.
The beneficial effects of the utility model are, power stage can be controlled flexibly, utilize on maximized basis at ventilation air gas generating set, avoid on the one hand causing because the power factor that is incorporated into the power networks is too low occurring fine, utilize the regenerative resource such as solar energy, wind energy on the other hand according to actual conditions as far as possible, improve efficiency of energy utilization, energy-saving and emission-reduction.
Accompanying drawing explanation
Fig. 1 is the structural representation of the electricity generation system of a kind of comprehensive energy of the utility model;
Fig. 2 is the workflow schematic diagram of the electricity generation system of a kind of comprehensive energy of the utility model.
In figure, 1. external electrical network, 2. bus, 3. load, 4. gas electricity unit, 5. weary wind admission line, 6. intake valve controller, 7. cooperation control machine, 8. grid-connected power meter scale, 9. photovoltaic generation unit, 10. photovoltaic generation branch breaker, 11. wind turbine generator, 12. wind power generation branch breakers, 13. wind power generation branch breaker controllers, 14. photovoltaic generation branch breaker controllers.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
The utility model provides a kind of electricity generation system of comprehensive energy, see Fig. 1, comprise the external electrical network 1, gas electricity unit 4, photovoltaic generation unit 9 and the wind turbine generator 11 that are connected to bus 2 respectively and simultaneously for load 3 provides electric energy, external electrical network 1 is provided with grid-connected power meter scale 8, grid-connected power meter scale 8 is connected with cooperation control machine 7, grid-connected power meter scale 8, for detecting and the power data of site, obtains real-time power factor, and sends to cooperation control machine 7.
Cooperation control machine 7 controls the access state of photovoltaic generation unit 9 and wind turbine generator 11 and bus 2 respectively according to the magnitude of power that grid-connected power meter scale 8 sends.Cooperation control machine 7 gathers the also site power data that grid-connected power meter scale 8 is uploaded, and analyzes running status, formulates intake valve controller 6, photovoltaic generation branch breaker controller 14 and wind power generation branch breaker controller 13 and reasonably runs control command.
Gas electricity unit 4 is connected with weary wind admission line 5, weary wind admission line 5 is provided with intake valve controller 6, intake valve controller 6 is connected to cooperation control machine 7, intake valve controller 6 is for receiving the control command of cooperation control machine 7, control the air inflow of weary wind admission line 5, dynamic adjustments gas electricity unit 4 power stage, cooperation control machine 7 regulates the air inflow of weary wind admission line 5 by controlling intake valve controller 6.
Photovoltaic generation unit 9 is connected to bus 2 by photovoltaic generation branch breaker 10, photovoltaic generation branch breaker 10 is connected to cooperation control machine 7 by photovoltaic generation branch breaker controller 14, photovoltaic generation branch breaker controller 14 is for receiving the control command of cooperation control machine 7, cooperation control machine 7 controls the opening and closing of photovoltaic generation branch breaker 10 by photovoltaic generation branch breaker controller 14, and then the access controlling photovoltaic generation unit 9 whether.
Wind turbine generator 11 is connected to bus 2 by wind power generation branch breaker 12, wind power generation branch breaker 12 is connected to cooperation control machine 7 by wind power generation branch breaker controller 13, wind power generation branch breaker controller 13 is for receiving the control command of cooperation control machine 7, cooperation control machine 7 controls the opening and closing of wind power generation branch breaker 12 by wind power generation branch breaker controller 13, and then the access controlling wind turbine generator 11 whether.
See Fig. 2, after grid-connected power meter scale 8 work of the electricity generation system of a kind of comprehensive energy of the utility model, transmit real-time also site power information, when cooperation control machine 7 obtains the power factor PF in this moment to cooperation control machine 7
tafter, carry out following operation and control to judge:
1. as power factor PF
tduring higher than deadband upper limit value, intake valve current state is full admission amount simultaneously, and wind turbine generator 11 drops into, then make the following judgment:
If photovoltaic generation unit 9 drops into, then intake valve controller 6 maintains current air inflow;
If photovoltaic generation unit 9 does not drop into, then assign the instruction that photovoltaic generation branch breaker controller 14 is closed.
2. as power factor PF
tduring higher than deadband upper limit value, intake valve current state is full admission amount simultaneously, and wind turbine generator 11 does not drop into, then assign the instruction that wind power generation branch breaker controller 13 is closed.
3. as power factor PF
tduring higher than deadband upper limit value, intake valve current state is not full admission amount simultaneously, then rated output factor rate of change Δ PF,
As Δ PF > 0, assigning intake valve controller 6 increases air inflow operational order, and air inlet increment is { minimum rate of change × (the 1+ Δ PF) } times of current air inflow;
As Δ PF < 0, assigning intake valve controller 6 increases air inflow operational order, and air inlet increment is minimum rate of change relative to the multiple of current air inflow.
4. as power factor PF
tlower than deadband upper limit value, and during higher than deadband lower limit value, intake valve controller 6 maintains current air inflow.
5. as power factor PF
tlower than deadband lower limit value, photovoltaic generation unit 9 drops into simultaneously, then assign photovoltaic generation branch breaker controller 14 open command.
6. as power factor PF
tlower than deadband lower limit value, photovoltaic generation unit 9 does not drop into, and wind turbine generator 11 has dropped into, then assign wind power generation branch breaker controller 13 open command.
7. as power factor PF
tlower than deadband lower limit value, photovoltaic generation unit 9 does not drop into, and wind turbine generator 11 does not drop into, then judge intake valve current state:
If intake valve current state is minimum permission air inflow, then gas electricity unit 4 is standby;
If intake valve current state is not minimum permission air inflow, then rated output factor rate of change Δ PF:
As Δ PF > 0, assign intake valve controller 6 and reduce air inflow operational order, air inlet reduction is minimum rate of change relative to the multiple of current air inflow;
As Δ PF < 0, assign intake valve controller 6 and reduce air inflow operational order, air inlet reduction is { minimum rate of change × (the 1-Δ PF) } times of current air inflow.
Claims (5)
1. the electricity generation system of a comprehensive energy, it is characterized in that, comprise the external electrical network (1), gas electricity unit (4), photovoltaic generation unit (9) and the wind turbine generator (11) that are connected to bus (2) respectively and provide electric energy for load (3) simultaneously, described external electrical network (1) is provided with grid-connected power meter scale (8), and described grid-connected power meter scale (8) is connected with cooperation control machine (7);
Described cooperation control machine (7), for receiving the magnitude of power that grid-connected power meter scale (8) sends, and distinguish the access state of control gas generating set (4), photovoltaic generation unit (9) and wind turbine generator (11) and bus (2) according to described magnitude of power.
2. the electricity generation system of a kind of comprehensive energy as claimed in claim 1, it is characterized in that, described gas electricity unit (4) is connected with weary wind admission line (5), described weary wind admission line (5) is provided with intake valve controller (6), described intake valve controller (6) is connected to cooperation control machine (7), and described cooperation control machine (7) is for regulating the air inflow of weary wind admission line (5) by controlling intake valve controller (6).
3. the electricity generation system of a kind of comprehensive energy as claimed in claim 1 or 2, it is characterized in that, described photovoltaic generation unit (9) is connected to bus (2) by photovoltaic generation branch breaker (10), and described photovoltaic generation branch breaker (10) is connected to cooperation control machine (7) by photovoltaic generation branch breaker controller (14);
Described cooperation control machine (7), for controlling the opening and closing of photovoltaic generation branch breaker (10) by photovoltaic generation branch breaker controller (14), and then the access controlling photovoltaic generation unit (9) whether.
4. the electricity generation system of a kind of comprehensive energy as claimed in claim 1 or 2, it is characterized in that, described wind turbine generator (11) is connected to bus (2) by wind power generation branch breaker (12), and described wind power generation branch breaker (12) is connected to cooperation control machine (7) by wind power generation branch breaker controller (13);
Described cooperation control machine (7), for controlling the opening and closing of wind power generation branch breaker (12) by controlling wind power generation branch breaker controller (13), and then the access controlling wind turbine generator (11) whether.
5. the electricity generation system of a kind of comprehensive energy as claimed in claim 3, it is characterized in that, described wind turbine generator (11) is connected to bus (2) by wind power generation branch breaker (12), and described wind power generation branch breaker (12) is connected to cooperation control machine (7) by wind power generation branch breaker controller (13);
Described cooperation control machine (7), for controlling the opening and closing of wind power generation branch breaker (12) by controlling wind power generation branch breaker controller (13), and then the access controlling wind turbine generator (11) whether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520180529.6U CN204497753U (en) | 2015-03-27 | 2015-03-27 | A kind of electricity generation system of comprehensive energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520180529.6U CN204497753U (en) | 2015-03-27 | 2015-03-27 | A kind of electricity generation system of comprehensive energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204497753U true CN204497753U (en) | 2015-07-22 |
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ID=53577040
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520180529.6U Expired - Fee Related CN204497753U (en) | 2015-03-27 | 2015-03-27 | A kind of electricity generation system of comprehensive energy |
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| Country | Link |
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| CN (1) | CN204497753U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119303A (en) * | 2015-09-20 | 2015-12-02 | 陕西华泰汇丰能源科技有限公司 | Ventilation air methane/photovoltaic power generation system and controlling method thereof |
| CN105226670A (en) * | 2015-09-20 | 2016-01-06 | 陕西华泰汇丰能源科技有限公司 | With ventilation air gas electricity generation system and the control method thereof of emergency stock function |
-
2015
- 2015-03-27 CN CN201520180529.6U patent/CN204497753U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119303A (en) * | 2015-09-20 | 2015-12-02 | 陕西华泰汇丰能源科技有限公司 | Ventilation air methane/photovoltaic power generation system and controlling method thereof |
| CN105226670A (en) * | 2015-09-20 | 2016-01-06 | 陕西华泰汇丰能源科技有限公司 | With ventilation air gas electricity generation system and the control method thereof of emergency stock function |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20210327 |
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| CF01 | Termination of patent right due to non-payment of annual fee |