CN203847328U - Wind power air energy accumulation variable-load sea water desalination system - Google Patents
Wind power air energy accumulation variable-load sea water desalination system Download PDFInfo
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- CN203847328U CN203847328U CN201420035813.XU CN201420035813U CN203847328U CN 203847328 U CN203847328 U CN 203847328U CN 201420035813 U CN201420035813 U CN 201420035813U CN 203847328 U CN203847328 U CN 203847328U
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- sea water
- desalination
- controller
- wind
- energy
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- 238000010612 desalination reaction Methods 0.000 title claims abstract description 72
- 239000013535 sea water Substances 0.000 title claims abstract description 72
- 238000009825 accumulation Methods 0.000 title claims abstract description 23
- 238000007599 discharging Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000005611 electricity Effects 0.000 claims description 34
- 230000001276 controlling effect Effects 0.000 claims description 10
- 238000004146 energy storage Methods 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000002238 attenuated effect Effects 0.000 abstract 1
- 238000005086 pumping Methods 0.000 abstract 1
- 238000001223 reverse osmosis Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000013589 supplement Substances 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/138—Water desalination using renewable energy
- Y02A20/141—Wind power
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
-
- 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
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- 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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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- Wind Motors (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The utility model provides a wind power air energy accumulation variable-load sea water desalination system which comprises a wind generating set, a line sink cabinet, a rectifier, an energy accumulation controller, an air compressor set, a compressed air storage, a turbine generator, a sea water desalination control system, a variable-load sea water desalination adjusting system, a sea water desalination set, a charging and discharging controller and an inverter. The sea water desalination set comprises a plurality of sea water desalination modules. The wind power air energy accumulation variable-load sea water desalination system has the advantages compressed air is used to accumulate energy, compared with water pumping energy accumulation stations, the system adopting compressed air energy accumulation is high in energy density, flexible in site selection, no ground reservoir needs to be built, terrain conditions can be satisfied easily and modularization can be achieved; storage batteries are technically feasible, however, the initial charging and discharging efficiency of the storage batteries is about 85% and is attenuated by about 20% annually, the storage batteries need to be replaced after about three years normally, replacement cost is excessively high, and the storage batteries are normally used for small-scale wind power generating systems.
Description
Technical field
The utility model relates to the combination system of generation of electricity by new energy, energy storage and desalination of sea water.
Background technique
Utilize wind energy power and reverse osmosis unit coupling to carry out the research of desalination of sea water various countries many with application, within 1999,3 kinds of different sea water desalinating units have been installed on Gran Canaria island by Jia Nali Institute for Research and Technology, are respectively water yield 192m
3/ d electrodialysis brackish water desalination device 1 cover, water yield is 25m
3/ d reverse osmosis unit 8 covers, water yield is 50m
3mVC device 1 cover of/d, whole project is independently-powered by the wind-driven generator of 2 230kW, can carry out according to the output power of wind generating unit the coupling of sea water desalinating unit, thereby reaches the object that regulates water yield.1 cover independent wind power seawater desalination system has been installed on Norway Utsira island, and this system is designed by German Enercon company, and this system has adopted piston type energy recovering device, under variable load condition, moves, and water yield can be at 180-1440m
3in the interval of/d, regulate.Although wind generating technology and Reverse-osmosis Seawater Desalination Technology are all relatively ripe, the water resources problems on the two solution island that combines also exists certain difficulty.
Mainly (P=0.5 ρ the v that cube is directly proportional due to wind-power electricity generation and wind speed
3π r
2), the variation of wind speed is very large for wind-power electricity generation impact, the stability of wind is not high, cause the wave properties of wind-power electricity generation very large, the output power of generating is very unstable, and reverse-osmosis desalination device generally needs lasting and stable power supply, how to solve the research emphasis that this contradiction becomes wind energy desalting device for sea water.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of wind-powered electricity generation air energy storage varying duty seawater desalination system.For this reason, the utility model is by the following technical solutions:
Wind-powered electricity generation air energy storage varying duty seawater desalination system, is characterized in that described system comprises wind power generating set, remittance line cabinet, rectifier, accumulation of energy controller, air compressor unit, pressurized air gas storage, steam turbine generator, Control System of Seawater Desalination, varying duty desalination of sea water regulating system, desalination of sea water unit, charging-discharging controller, inverter; Desalination of sea water unit is comprised of several desalination of sea water modules;
Described wind power generating set is connected to remittance line cabinet;
The output of described remittance line cabinet is divided into two-way, and the first via connects accumulation of energy controller, and the second tunnel connects rectifier;
Described rectifier is output as direct current, the Ac that one road provides its work to use through inverter to desalination of sea water controller, the direct current that its another road direction varying duty desalination of sea water regulating system provides power to use; The varying duty controller of the direct current that described power is used in varying duty desalination of sea water regulating system, is connected to each frequency variator of corresponding each desalination of sea water unit, and then is connected to the water pump of each desalination of sea water unit, drives pump working;
Described accumulation of energy controller is connected with air compressor group, by the output driving air compressor group of accumulation of energy controller, is worked, and described air compressor group is connected with pressurized air gas storage;
Described system is also provided with steam turbine generator, and described steam turbine generator provides pressurized air to generate electricity by described pressurized air gas storage, and the electricity that described steam turbine generator is generated outputs to described rectifier.
Further, this road of the logical inverter of output of described rectifier first connects charging-discharging controller, charging-discharging controller is connected with inverter again, to its power supply, described charging-discharging controller is also connected with storage battery the standby power supply of controlling electricity consumption is provided as Control System of Seawater Desalination, storage battery is mainly used in ensureing stability of control system, and scale is very little.
Further, accumulation of energy controller also has the output of controlling electricity consumption, and this control electricity consumption is for controlling the delivery valve of pressurized air gas storage.
Contradiction between the work of unstable and reverse-osmosis desalination device of power supply need to be lasting and stable during to(for) the wind energy power without electrical network island, the utility model adopts " desalination of sea water of wind-power electricity generation+air energy storage+varying duty " coupling technique to solve.Adopt on the one hand air energy storage technology, reduce the fluctuation of load of wind power generating set, improve wind-powered electricity generation stability; Adopt on the other hand varying duty desalination technology, adapt to the wave properties of wind-powered electricity generation, thereby wind-powered electricity generation energy utilization efficiency is maximized, the desalination of sea water water producing cost of microgrid (independent electrical network) power supply minimizes.
The utility model adopts Caes, compares with pumped storage power station, have higher energy density, and the siting of station is flexible, does not need to build surface reservoir, and terrian condition easily meets, and can realize modularization.Adopt storage battery out of question technically, but electric storage means discharges and recharges starting efficiency approximately 85%, year decay 20% left and right, must change for general about 3 years, and renewal cost is too high, general only for small wind power system.
Desalination of sea water unit is comprised of several (as 8 modules) desalination of sea water modules.Guaranteeing water quality under normal circumstances, individual module operate power can be regulated by frequency variator within the scope of 60-100%, and the total running state power of desalination of sea water unit can regulate in 8～100% scopes.
Accompanying drawing explanation
Fig. 1 is embodiment's provided by the utility model system schematic.
Fig. 2 is the schematic diagram of desalination of sea water part in Fig. 1.
Embodiment
With reference to accompanying drawing.Wind-powered electricity generation air energy storage varying duty seawater desalination system provided by the utility model comprises wind power generating set, remittance line cabinet, rectifier, accumulation of energy controller, air compressor unit, pressurized air gas storage, steam turbine generator, Control System of Seawater Desalination, varying duty desalination of sea water regulating system, desalination of sea water unit, charging-discharging controller, inverter; Desalination of sea water unit is comprised of several desalination of sea water modules (as 8 modules);
Described wind power generating set is connected to remittance line cabinet;
The output of described remittance line cabinet is divided into two-way, and the first via connects accumulation of energy controller, and the second tunnel connects rectifier;
Described rectifier is output as direct current, one road provides the Ac of controlling use to desalination of sea water controller through inverter, the sensor in seawater desalination system (such as pressure transducer, flow transducer, liquid level sensor and all kinds of control instruments etc.) is connected with desalination of sea water controller.The direct current that its another road direction varying duty desalination of sea water regulating system provides power to use; The varying duty controller of the direct current that described power is used in varying duty desalination of sea water regulating system, is connected to each frequency variator of corresponding each desalination of sea water module, and then is connected to the water pump of each desalination of sea water module, drives pump working;
As shown in Figure 2, desalination of sea water module can adopt the conventional counter-infiltration system with energy recycle device, and its system forms lot of documents report, does not repeat them here.Described energy recycle device can also be adaptive energy recovering device, can according to seawater flow of inlet water and pressure changing, automatically adjust reverse osmosis produced water flow at any time, makes system adapt to the situation of wind-power electricity generation power supply instability.
Described accumulation of energy controller is connected with air compressor group, by the output driving air compressor group of accumulation of energy controller, is worked, and described air compressor group is connected with pressurized air gas storage;
Described system is also provided with steam turbine generator, and described steam turbine generator provides pressurized air to generate electricity by described pressurized air gas storage, and the electricity that described steam turbine generator is generated outputs to described rectifier.
This road of the logical inverter of output of described rectifier first connects charging-discharging controller, charging-discharging controller is connected with inverter again, to its power supply, described charging-discharging controller is also connected with storage battery the standby power supply of controlling electricity consumption is provided as Control System of Seawater Desalination.
Accumulation of energy controller also has the output of controlling electricity consumption, and this control electricity consumption is for controlling the delivery valve of pressurized air gas storage.
During normal work, the Ac that wind-driven generator sends is divided into two-way direct current after by rectification to be exported, and the electric energy on a road approximately 2% changes into Ac by charging-discharging controller, storage battery, inverter and supplies with desalination of sea water controller, this part priority of supply; Another road overwhelming majority electric energy starts desalination of sea water module successively by varying duty controller, apparent wind energy generated energy situation regulates desalination of sea water operate power automatically, when desalination of sea water operate power lower than certain value (as lower than operate power 70%) time, automatically start steam turbine power generation and supplement wind-powered electricity generation insufficient section.When wind-powered electricity generation is superfluous, the operation of desalination of sea water full load, unnecessary electric energy starts compressor unit to the supercharging of pressurized air gas storage by accumulation of energy controller.When wind energy power quantity not sufficient is with supply desalination of sea water minimum operation power and air storehouse pressure when lower, seawater desalination system is closed, all wind-powered electricity generations by accumulation of energy controller startup compressor unit to the supercharging of air storehouse.
Claims (3)
1. wind-powered electricity generation air energy storage varying duty seawater desalination system, is characterized in that described system comprises wind power generating set, remittance line cabinet, rectifier, accumulation of energy controller, air compressor unit, pressurized air gas storage, steam turbine generator, Control System of Seawater Desalination, varying duty desalination of sea water regulating system, desalination of sea water unit, charging-discharging controller, inverter; Desalination of sea water unit is comprised of several desalination of sea water modules;
Described wind power generating set is connected to remittance line cabinet;
The output of described remittance line cabinet is divided into two-way, and the first via connects accumulation of energy controller, and the second tunnel connects rectifier;
Described rectifier is output as direct current, the Ac that one road provides its work to use through inverter to desalination of sea water controller, the direct current that its another road direction varying duty desalination of sea water regulating system provides power to use; The varying duty controller of the direct current that described power is used in varying duty desalination of sea water regulating system, is connected to each frequency variator of corresponding each desalination of sea water module, and then is connected to the water pump of each desalination of sea water module, drives pump working;
Described accumulation of energy controller is connected with air compressor group, by the output driving air compressor group of accumulation of energy controller, is worked, and described air compressor group is connected with pressurized air gas storage;
Described system is also provided with steam turbine generator, and described steam turbine generator provides pressurized air to generate electricity by described pressurized air gas storage, and the electricity that described steam turbine generator is generated outputs to described rectifier.
2. wind-powered electricity generation air energy storage varying duty seawater desalination system as claimed in claim 1, this road that it is characterized in that the logical inverter of output of described rectifier first connects charging-discharging controller, charging-discharging controller is connected with inverter again, to its power supply, described charging-discharging controller is also connected with storage battery the standby power supply of controlling electricity consumption is provided as Control System of Seawater Desalination.
3. wind-powered electricity generation air energy storage varying duty seawater desalination system as claimed in claim 1, is characterized in that accumulation of energy controller also has the output of controlling electricity consumption, and this control electricity consumption is for controlling the delivery valve of pressurized air gas storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420035813.XU CN203847328U (en) | 2014-01-21 | 2014-01-21 | Wind power air energy accumulation variable-load sea water desalination system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420035813.XU CN203847328U (en) | 2014-01-21 | 2014-01-21 | Wind power air energy accumulation variable-load sea water desalination system |
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| CN203847328U true CN203847328U (en) | 2014-09-24 |
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| CN201420035813.XU Expired - Fee Related CN203847328U (en) | 2014-01-21 | 2014-01-21 | Wind power air energy accumulation variable-load sea water desalination system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105253956A (en) * | 2015-11-12 | 2016-01-20 | 中国电建集团中南勘测设计研究院有限公司 | Reverse osmosis sea water desalination self-adaption control system and method |
| GB2546251A (en) * | 2016-01-06 | 2017-07-19 | Statoil Petroleum As | Offshore wind turbine |
| CN109361233A (en) * | 2018-10-16 | 2019-02-19 | 华北电力大学 | Double-fed type variable-ratio hydroenergy storage station output power Dynamic Process Modeling method |
| CN113292123A (en) * | 2021-05-31 | 2021-08-24 | 西安交通大学 | Compressed gas energy storage type membrane distillation seawater desalination and desalination system and seawater desalination process thereof |
-
2014
- 2014-01-21 CN CN201420035813.XU patent/CN203847328U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105253956A (en) * | 2015-11-12 | 2016-01-20 | 中国电建集团中南勘测设计研究院有限公司 | Reverse osmosis sea water desalination self-adaption control system and method |
| GB2546251A (en) * | 2016-01-06 | 2017-07-19 | Statoil Petroleum As | Offshore wind turbine |
| GB2546251B (en) * | 2016-01-06 | 2021-07-21 | Equinor Energy As | Offshore wind turbine |
| CN109361233A (en) * | 2018-10-16 | 2019-02-19 | 华北电力大学 | Double-fed type variable-ratio hydroenergy storage station output power Dynamic Process Modeling method |
| CN113292123A (en) * | 2021-05-31 | 2021-08-24 | 西安交通大学 | Compressed gas energy storage type membrane distillation seawater desalination and desalination system and seawater desalination process thereof |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 |
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| CF01 | Termination of patent right due to non-payment of annual fee |