CN205791782U - Wind power generating set standby power system based on fuel cell - Google Patents
Wind power generating set standby power system based on fuel cell Download PDFInfo
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- CN205791782U CN205791782U CN201620526731.4U CN201620526731U CN205791782U CN 205791782 U CN205791782 U CN 205791782U CN 201620526731 U CN201620526731 U CN 201620526731U CN 205791782 U CN205791782 U CN 205791782U
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- hydrogen
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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
- 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
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/10—Applications of fuel cells in buildings
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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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- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
Wind power generating set standby power system based on fuel cell, this system includes the wind power generating set being connected with electrical network, the electrical energy inputs of the electrolysis hydrogen production device that the electric energy output end of wind power generating set connects, the water inlet end of electrolysis hydrogen production device connects the water outlet end of water tank, the hydrogen outlet end of electrolysis hydrogen production device connects the hydrogen inlet end of hydrogen container, the oxygen outlet end of electrolysis hydrogen production device is connected in air, the hydrogen outlet end of hydrogen container connects the hydrogen inlet end of fuel-cell device, the water outlet end of fuel-cell device connects the water inlet end of water tank, fuel-cell device also includes air inlet end；This utility model can realize fully automatic operation, it is not necessary to supplementing of additional fuel, operation expense is low.
Description
Technical field
This utility model belongs to technical field of power generation, particularly relates to a kind of wind-driven generator based on fuel cell
Group standby power system.
Background technology
Along with increasing rapidly of national economy, the most vigorous to the demand of the energy, energy shortage and fossil
Produced by the energy, problem of environmental pollution is becoming increasingly acute.New forms of energy resource potential is big, sustainable use,
Meet energy demand, improve energy resource structure, reduce environmental pollution, the aspect such as promote economic development plays
Important function, has caused the extensive concern of international community.Dual pressure at energy security Yu environmental conservation
Under power, technology relative maturity, possesses the wind generating technology of scale exploit condition as a kind of cleaning
Regenerative resource, worldwide achieves and develops rapidly.The most in recent years, the product of wind-power electricity generation
Industry scale and Market Orientation improve year by year.By the end of the year 2015, annual wind-powered electricity generation adding new capacity 3297
Ten thousand kilowatts, adding new capacity records high again, and accumulative grid-connected installed capacity reaches 1.29 hundred million kilowatts, accounts for
All 8.6% of capacity of installed generator, whole nation Wind Power Generation Industry continues to keep the strong growth impetus.
Wind-driven generator is that wind energy is converted to mechanical power, and mechanical power rotor driven rotates, and finally exports friendship
The power equipment of stream electricity.Wind-driven generator, according to axial difference, can be divided into two classes: 1. horizontal axis wind turbine
Electromotor, the rotary shaft of wind wheel is parallel with wind direction；2. vertical axis aerogenerator, the rotary shaft of wind wheel is hung down
Straight in ground or airflow direction.Wherein horizontal-shaft wind turbine can be divided into again lift-type and resistance-type two class.
Owing to horizontal axis wind-driven generator is good compared with the startability of vertical axis aerogenerator, and lift-type rotates
Speed is fast, and resistance-type rotary speed is slow, therefore current Large-scale Wind Turbines many employings lift-type level
(note: hereinafter without specified otherwise, described wind-driven generator is lift-type horizontal axis wind turbine to axle wind energy conversion system
Electromotor).
Being typical randomness, intermittence owing to wind energy own characteristic determines wind-power electricity generation, it is extensive
All many-sides such as the safety and stability to electrical network and traffic control of generating electricity by way of merging two or more grid systems all have a significant impact.And wind-force
Generating set can utilize the wind speed of wind energy also to have certain area requirement, and threshold wind velocity is generally
3～5m/s, shut down wind speed and be generally 15～35m/s.It is limited to wind-electricity integration and the limit of effective wind speed scope
System, the operation that the wind power generating set of current wind park can not be continual and steady, and wind power generating set belongs to
In rotating machinery, quit work for a long time and can cause lubricating oil, rotatable parts in wind power generating set
Damage, therefore current wind park needs to configure stand-by power supply, utilize the electric energy of stand-by power supply to drive and stop
Wind-driven generator rotate, to keep performance and the life-span of wind-driven generator.Additionally, in order to ensure wind-force
The generating set safety when extreme weathers such as typhoons, it is also desirable to emergency auxiliary power, wind generates electricity
The change oar subsystem of unit and driftage subsystem provide electric energy, make unit be in windward side, simultaneously oar all the time
Leaf feathering is to the position of 90o, to guarantee the safety of wind power generating set.
According to the power demand of wind power generating set, below wind-power electricity generation station-service stand-by power supply typically need to meet
Condition:
(1) needed for single wind generator, standby power needs to reach 50kW: include driftage electricity
Machine 8～10kW, hydraulic electric motor about 20kW, and other loads 10kW, reactive power
It is 40～50kVar.
(2) toggle speed is fast: start time < 30s.
Standby power system many employings diesel generating set that wind power plant is conventional at present, is primarily due to
The good environmental adaptability of diesel generating set, with low cost, and can run the most continuously.But
Being, the most land wind park or marine wind power plant, geographical position is the remotest, needs distance
Transport diesel oil so that use the operating cost of diesel generating set and maintenance cost to be greatly improved, and bavin
The efficiency of oily hair group of motors is low, seriously polluted.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the purpose of this utility model is to provide a kind of based on fuel
The unmanned type wind power generating set standby power system of battery, can realize fully automatic operation, it is not necessary to volume
Supplementing of outer fuel, operation expense is low.
In order to achieve the above object, this utility model adopts the following technical scheme that
Wind power generating set standby power system based on fuel cell, sends out including the wind-force being connected with electrical network 2
Group of motors 1, the electrical energy inputs of the electrolysis hydrogen production device 3 that the electric energy output end of wind power generating set 1 connects,
The water inlet end of electrolysis hydrogen production device 3 connects the water outlet end of water tank 4, the hydrogen of electrolysis hydrogen production device 3
The gas port of export connects the hydrogen inlet end of hydrogen container 5, and the oxygen outlet end of electrolysis hydrogen production device 3 is connected to
In air, the hydrogen outlet end of hydrogen container 5 connects the hydrogen inlet end of fuel-cell device 6, fuel electricity
The water outlet end of pool device 6 connects the water inlet end of water tank 4, and fuel-cell device 6 also includes air
Arrival end.
Described wind power generating set 1, refers to be converted to wind energy mechanical power, and mechanical power rotor driven rotates,
The power equipment of final output AC electricity.
Described electrical network 2, refers to the electric line being connected with wind power generating set, it is possible to realize the input of electric energy
And output.
Described electrolysis hydrogen production device 3, uses PEM (Proton Exchange Membrane, PEM)
Water electrolysis hydrogen production technology, electrolysis bath is made up of parts such as PEM membrane electrode, bipolar plates.PEM electrolysis tech
Can avoid collaborating by reactant hydrogen gas and oxygen gases separated, safety is good, product gas purity high.System
Load can continuously adjust from 0～100%, it is possible to adapt with the undulatory property of wind-powered electricity generation.Electrolysis hydrogen production device opens
Stop speed fast, H in 5min, can be produced2, the pressure of output hydrogen is up to 3MPa.
Described water tank 4, it is possible to store deionized water, and water is incubated, prevent water-setting from build-uping ice.
Described hydrogen container 5, uses high-pressure hydrogen storing mode, it is possible to carry out quick inflation/deflation at normal temperatures.Storage
The pressure of hydrogen tank is 3MPa.
Described fuel-cell device 6, uses Proton Exchange Membrane Fuel Cells (Proton Exchange
Membrane Fuel Cell, PEMFC) generation technology, by cathode chamber, negative electrode, anode chamber, sun
The parts such as pole, electrolyte form.PEMFC apparatus system generating efficiency is up to 50%LHV, start and stop speed
Hurry up (< 30s).
Wind-powered electricity generation water electrolysis hydrogen production-fuel cell generation that this utility model is proposed has the advantage that
(1) fully automatic operation can be realized, it is not necessary to supplementing of additional fuel, operation expense is low.
(2) electric energy that wind power generating set is sent, zero emission are utilized.
(3) standby time can be extended by transport hydrogen.
Accompanying drawing explanation
Fig. 1 is a kind of unmanned type wind power generating set stand-by power supply based on fuel cell of this utility model
The schematic diagram of system.
1-wind power generating set, 2-electrical network, 3-electrolysis hydrogen production device, 4-water tank, 5-hydrogen container, 6-fuel
Cell apparatus
Detailed description of the invention
With detailed description of the invention, this utility model is described further below in conjunction with the accompanying drawings.
As it is shown in figure 1, this utility model wind power generating set based on fuel cell standby power system, bag
Include the wind power generating set 1 being connected with electrical network 2, the electrolysis that the electric energy output end of wind power generating set 1 connects
The electrical energy inputs of device for producing hydrogen 3, the water inlet end of electrolysis hydrogen production device 3 connects the water of water tank 4 and goes out
Mouth end, the hydrogen outlet end of electrolysis hydrogen production device 3 connects the hydrogen inlet end of hydrogen container 5, electrolytic hydrogen production
The oxygen outlet end of device 3 is connected in air, and the hydrogen outlet end of hydrogen container 5 connects fuel cell dress
Putting the hydrogen inlet end of 6, the water outlet end of fuel-cell device 6 connects the water inlet end of water tank 4,
Fuel-cell device 6 also includes air inlet end.
The method of work of this utility model wind power generating set based on fuel cell standby power system, at wind
In the case of power generator group 1 normally works, the electric energy sent is flowed to electrical network 2 by wind power generating set 1,
The electric energy that wind power generating set 1 is sent simultaneously flows to electrolysis hydrogen production device 3, and electrolysis hydrogen production device 3 will
Water electrolysis in water tank 4 becomes hydrogen and oxygen, and hydrogen is stored in hydrogen container 5, and oxygen is directly arranged
It is put in air；In the case of wind power generating set 1 inoperative, electric energy can be carried wind by electrical network 2
Power generator group 1 maintains the wind power generating set 1 electricity consumption in the case of inoperative；In wind power generating set 1
Inoperative and electrical network 2 cut-off in the case of, fuel-cell device 6 utilize the hydrogen in hydrogen container 5 and
Oxygen in air, is converted into electric energy and H by the chemical energy of hydrogen by electrochemical reaction2O, wherein produces
Raw H2O is stored in water tank 4, and produced electric energy supply wind power generating set 1 is as standby
Electric power, thus ensure the safe operation of wind power generating set 1.
Embodiment 1
Wind power generating set 1 normally works, and the electric energy part that wind power generating set 1 is sent flows to electricity
Net 2, a part is input in PEM electrolysis hydrogen production device 3, and power consumption is 40.8kW, and water loss is 5.5
L/h, hydrogen manufacturing amount reaches 6Nm3/ h, the pressure producing hydrogen is 3MPa.PEM electrolysis hydrogen production device 3 institute
The hydrogen produced, is transported in hydrogen container 5, and the volume of hydrogen container 5 is 13.9m3, design pressure 3.5MPa.
Hydrogen container 5 is stored up completely by electrolysis hydrogen production device 3 through accumulative operation 67 hours.
In the case of wind power generating set 1 inoperative and electrical network 2 are cut-off, PEMFC fuel cell fills
Putting 6 utilizes the hydrogen in hydrogen container 5 and the oxygen in air to generate electricity, generated output 50kW, generating
Efficiency 50%LHV, hydrogen consumption speed 700L/min 50kW, sustainable generating 9.5h, for wind-force
Generating set provides necessary electric energy.
Embodiment 2
Wind power generating set 1 normally works, and the electric energy part that wind power generating set 1 is sent flows to electricity
Net 2, a part is input in PEM electrolysis hydrogen production device 3, and power consumption is 408kW, and water loss is 55L/h,
Hydrogen manufacturing amount reaches 60Nm3/ h, the pressure producing hydrogen is 3MPa.PEM electrolysis hydrogen production device 3 is produced
Hydrogen, be transported in hydrogen container 5, hydrogen container 5 is 13.9m by 10 volumes3Hydrogen container composition,
Design pressure 3.5MPa.Hydrogen container 5 is full of by electrolysis hydrogen production device 3 through accumulative operation for 67 hours.
In the case of wind power generating set 1 inoperative and electrical network 2 are cut-off, fuel-cell device 6 profit
Generating electricity with the hydrogen in hydrogen container 5 and the oxygen in air, fuel-cell device 6 is by 10 generatings
The PEMFC electricity generation system composition of power 50kW.Separate unit PEMFC electricity generation system generating efficiency
50%LHV, hydrogen consumption speed 700L/[email protected] device 6 can be 10 simultaneously
Wind power generating set provides electric energy, sustainable generating 9.5h under 50kW, ensures wind power generating set institute
Need electric energy.
Claims (5)
1. wind power generating set standby power system based on fuel cell, it is characterised in that: include and electrical network
(2) wind power generating set (1) connected, the electrolysis that the electric energy output end of wind power generating set (1) connects
The electrical energy inputs of device for producing hydrogen (3), the water inlet end of electrolysis hydrogen production device (3) connects water tank (4)
Water outlet end, the hydrogen outlet end of electrolysis hydrogen production device (3) connects the hydrogen inlet of hydrogen container (5)
End, the oxygen outlet end of electrolysis hydrogen production device (3) is connected in air, and the hydrogen of hydrogen container (5) goes out
Mouth end connects the hydrogen inlet end of fuel-cell device (6), the water outlet end of fuel-cell device (6)
Connecting the water inlet end of water tank (4), fuel-cell device (6) also includes air inlet end.
Wind power generating set standby power system based on fuel cell the most according to claim 1,
It is characterized in that: described electrolysis hydrogen production device (3) uses PEM water electrolysis hydrogen production technology, electrolysis
Device for producing hydrogen start and stop speed is fast, can produce hydrogen in 5min, and the pressure of output hydrogen can reach 3MPa.
Wind power generating set standby power system based on fuel cell the most according to claim 1,
It is characterized in that: described water tank is provided with, on (4), the heat-insulation layer preventing water-setting from build-uping ice.
Wind power generating set standby power system based on fuel cell the most according to claim 1,
It is characterized in that: described hydrogen container (5) uses high-pressure hydrogen storing mode, it is possible to carry out at normal temperatures quickly
Inflation/deflation, the pressure of hydrogen container (5) is 3MPa.
Wind power generating set standby power system based on fuel cell the most according to claim 1,
It is characterized in that: described fuel-cell device (6) uses Proton Exchange Membrane Fuel Cells generation technology, send out
Electrical efficiency can reach 50%LHV, start and stop speed < 30s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620526731.4U CN205791782U (en) | 2016-06-01 | 2016-06-01 | Wind power generating set standby power system based on fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620526731.4U CN205791782U (en) | 2016-06-01 | 2016-06-01 | Wind power generating set standby power system based on fuel cell |
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| Publication Number | Publication Date |
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| CN205791782U true CN205791782U (en) | 2016-12-07 |
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| CN201620526731.4U Active CN205791782U (en) | 2016-06-01 | 2016-06-01 | Wind power generating set standby power system based on fuel cell |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105871057A (en) * | 2016-06-01 | 2016-08-17 | 中国华能集团清洁能源技术研究院有限公司 | Wind-generating-set emergency power system based on fuel cell and working method |
| CN108511776A (en) * | 2017-02-28 | 2018-09-07 | 沈新平 | A kind of power generation and hydrogen manufacturing integrated dynamic system based on proton exchange membrane application |
| CN111261901A (en) * | 2018-11-30 | 2020-06-09 | 中国科学院大连化学物理研究所 | Start-stop method of high-temperature proton exchange membrane fuel cell |
-
2016
- 2016-06-01 CN CN201620526731.4U patent/CN205791782U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105871057A (en) * | 2016-06-01 | 2016-08-17 | 中国华能集团清洁能源技术研究院有限公司 | Wind-generating-set emergency power system based on fuel cell and working method |
| CN108511776A (en) * | 2017-02-28 | 2018-09-07 | 沈新平 | A kind of power generation and hydrogen manufacturing integrated dynamic system based on proton exchange membrane application |
| CN111261901A (en) * | 2018-11-30 | 2020-06-09 | 中国科学院大连化学物理研究所 | Start-stop method of high-temperature proton exchange membrane fuel cell |
| CN111261901B (en) * | 2018-11-30 | 2021-04-13 | 中国科学院大连化学物理研究所 | Start-stop method of high-temperature proton exchange membrane fuel cell |
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