CN105576803A - Distributed new energy charging pile and hydrogen refueling station - Google Patents
Distributed new energy charging pile and hydrogen refueling station Download PDFInfo
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- CN105576803A CN105576803A CN201610088400.1A CN201610088400A CN105576803A CN 105576803 A CN105576803 A CN 105576803A CN 201610088400 A CN201610088400 A CN 201610088400A CN 105576803 A CN105576803 A CN 105576803A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
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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
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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
-
- 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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
-
- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/133—Renewable energy sources, e.g. sunlight
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a distributed new energy charging pile and hydrogen refueling station. A wind turbine converts wind energy into an AC power; a photovoltaic array directly converts solar energy into a DC power; the AC power generated by wind power generation is coupled to the DC power generated by the photovoltaic array through a DC/DC converter after being rectified by a rectifier, and is connected to a power distributor; and the power distributor distributes a charge power according to the states of the charging pile and a storage battery. When wind power generation and solar photovoltaic power generation cannot meet charging requirements of an electric vehicle, a discharge controller controls the storage battery to discharge and to charge the charging pile. The wind power generation is coupled with the solar photovoltaic power generation, so that a distributed charging station is achieved; and charging by a user at any time period can be met. When residual power is generated, the residual power is distributed to an electrolytic converter through the power distributor; and the residual power is converted into electrolytic voltage and current conforming to an electrolytic tank for hydrogen production by water electrolysis, so that the function of the hydrogen refueling station is achieved.
Description
Technical field
The present invention relates to a kind of distributed new charging pile and hydrogenation stations, utilize solar energy power generating and wind power generation to realize charging electric vehicle, dump power is used for water electrolysis hydrogen production simultaneously, can hydrogen be provided, belong to technical field of new energies.
Background technology
Hydrogen Energy is regarded as 21 century the most potential clean energy resource, and the mankind just created interest to Hydrogen Energy application before 200 years, and since 20 century 70s, Hydrogen Energy research has just extensively been carried out in many countries and regions in the world.
Early 1960s can be traced back to the research and development of Hydrogen Energy by China, and Chinese Scientists is the aerospace industry of development this country, has carried out working in a large number and effectively to the production of the liquid hydrogen as rocket fuel, the manufacture and exploit of H2/O2 fuel cell.Hydrogen is developed, then from 20 century 70s as energy carrier and new energy resource system.Now, for developing Hydrogen Energy further, promote the development of hydrogen utilization, Hydrogen Technology is put into " development in science and technology " 15 " plan and perspective long-term plan (energy field) in 2015 "
Although the key technology of fuel battery engines is substantially broken, also need further to improve fuel cell industrialization technology, promote, make industrialization technology ripe.The input that this stage needs government to strengthen research and development capabilities, to ensure the level of China in fuel battery engines key technology and leading superiority.This enterprise comprised grasping fuel cell key technology supports in fund, financing capability etc.In addition, country also should accelerate the support to fuel cell key raw material, parts production domesticization, mass production, and continuous integrated fuel cell each side advantage, drives the extension of fuel cell industrial chain.The simultaneously Demonstration Application auxiliary facility that also should be correlated with of government, and support to be cultivated fuel cell related industry chain, to accelerate the construction of the auxiliary facilities such as regulation that fuel-cell vehicle demonstration operation is correlated with, the formulation of standard and hydrogenation stations, promote the carrying demonstration operation of fuel cell car.Have the active support of the government, hydrogen energy automobile one becomes rising industry surely.But the production efficiency of current hydrogen is low, with high costs.
In recent years, ev industry develop rapidly, but charging electric vehicle is difficult, is almost the most difficult problem that each car owner faces.This is also the key factor of restriction Development of Electric Vehicles.The construction of charging station and charging pile is subject to the multifactor impact such as policy, technology.Wherein, the high power of charging device is a key factor of restriction development.Solar energy and wind power generation obtain develop rapidly in recent years, but these electric power are seldom grid-connected, and main cause is these unstable powers.The too high safety that can affect electrical network of installed capacity.If solar energy power generating is coupled with wind power generation, realizes charging electric vehicle for distribution, solve the charging problems of electric automobile on the one hand, solve solar energy and wind power generation portion stable problem on the other hand.The present invention is based on above-mentioned background, invent a kind of solar energy power generating and combine power supply with wind generating technology, charge to electric automobile, under remaining situation appears in electric power, dump energy is carried out electrolytic hydrogen production, and sets up hydrogenation stations.
Summary of the invention
Goal of the invention: for above-mentioned existing Problems existing and deficiency, the object of a kind of distributed new charging pile of the present invention and hydrogenation stations solves charging electric vehicle difficulty and new-energy grid-connected difficult problem.
technical scheme:a kind of distributed new charging pile and hydrogenation stations, comprise wind energy conversion system (1), wind energy conversion system power distribution cabinet (2), rectifier (3), power divider (4), storage battery (5), discharge controller (6), charging pile (7), inverter (8), DC/DC converter (9), photovoltaic generation power distribution cabinet (10), photovoltaic array (11), electrolytic cell (12), oxygen container (13), hydrogen container (14), hydrogenation port (15), electrolysis converter (16), water supply pump (17); System has two kinds of operational modes:
Charging station pattern: the electric power of described wind energy conversion system (1) exports and is connected with the input of wind energy conversion system power distribution cabinet (2), the output of wind energy conversion system power distribution cabinet (2) is connected with the input of rectifier (3), the output of rectifier (3) is connected with the input of power divider (4) with after the output-parallel of DC/DC converter (9), the electric power of photovoltaic array (11) exports and is connected with the input of photovoltaic generation power distribution cabinet (10), the output of photovoltaic generation power distribution cabinet (10) is connected with the input of DC/DC converter (9), power divider (4) point three tunnels export, power divider (4) exports one and is connected with the charging port of storage battery (5), the electric discharge port of storage battery (5) inputs one with discharge controller (6) and is connected, the output of discharge controller (6) is connected with the input of inverter (8), power divider (4) exports two and is connected with the input of inverter (8), the output of inverter (8) is connected with the input of charging pile (7),
Hydrogen-producing mode: power divider (4) exports three and is connected with the input one of electrolysis converter (16), the input two of electrolysis converter (16) is connected with the output two of discharge controller (6), the output of electrolysis converter (16) inputs with electrolytic cell (12) power supply and is connected, electrolytic cell (12) oxygen output mouth is connected with oxygen container (13) input port, electrolytic cell (12) hydrogen output port is connected with hydrogen container (14) input port, the output port of hydrogen container (14) is connected with hydrogenation port (15) by pipeline, the water inlet port of electrolytic cell (12) exports with water supply pump (17) and is connected.
A kind of distributed new charging pile and hydrogenation stations, is characterized in that the power division priority of power divider (4) is: first, preferentially gives charging pile (7) distribution, secondly accumulators (5) power supply, finally gives electrolytic cell (12) power supply.
A kind of distributed new charging pile and hydrogenation stations, it is characterized in that the hydrogen storage content of hydrogen container (14) lower than 5% time, discharge controller (6) controls storage battery (5) electric discharge, is powered to electrolytic cell (12) by electrolysis converter (16).
Wind resource change is electric energy by described wind energy conversion system (1), and primarily of formations such as blade, wind-driven generator, drive mechanisms, the AC energy of generation is delivered in wind energy conversion system power distribution cabinet (2).
Described wind energy conversion system power distribution cabinet (2) for electric energy for distribution, the technical requirements such as designing requirement will reach rainproof, high temperature-proof.
Described rectifier (3) is converted to direct current energy for the AC energy produced by wind energy conversion system (1).
Described power divider (4) is made up of control circuit and electromagnetically operated valve, according to the electrical energy demands of charging pile (7) and the state-of-charge of storage battery (5), distributes charge power.
Described storage battery (5) is made up of lead-acid batteries, and design capacity is greater than the power of 2 charging electric vehicle demands.
Described discharge controller (6) is made up of single-chip microcomputer, for controlling the electric discharge of storage battery (5).
Described charging pile (7) is alternating-current charging pile, can design multiple charging pile, by electric energy to charging electric vehicle in charging station.
Described inverter (8) is AC energy for direct current energy inversion power generation and solar energy power generating obtained, to meet the powder technology requirement of charging pile (7).
Described DC/DC converter (9) is for carrying out DC chopped-wave conversion by the direct current energy of photovoltaic generation, and the direct current energy that photovoltaic generation is exported is consistent with the output electric energy of rectifier (3), so that couple electrical energy.
Described photovoltaic generation power distribution cabinet (10) carries out connection in series-parallel for the electric energy produced by photovoltaic array (11), and delivers to the input of DC/DC converter (9).
Described photovoltaic array (11) is made up of polysilicon photovoltaic cells, for solar energy is directly converted to direct current energy.
Described electrolytic cell (12) is made up of proton exchange membrane electrolytic cell, and working temperature is low, and electrolysis electric energy comes from the wind-powered electricity generation of wind energy conversion system (1) after conversion and the photovoltaic generation of photovoltaic array (11).
The oxygen that described oxygen container (13) produces for storing electrolytic cell (12).
The hydrogen that described hydrogen container (14) produces for storing electrolytic cell (12).
Described hydrogenation port (15) is for the equipment of user's hydrogenation.
Described electrolysis converter (16) by the transformation of electrical energy through power divider (4) or storage battery (5) for meeting decomposition voltage and the electric current of electrolytic cell (12)
Described water supply pump (17) adds water for giving electrolytic cell (12).
Operation principle: Wind resource change is AC energy by wind energy conversion system (1), through wind energy conversion system power distribution cabinet (2), AC energy is delivered to rectifier (3), AC energy rectification is direct current energy by rectifier (3), solar energy is converted to direct current energy by photovoltaic array (11), through photovoltaic generation power distribution cabinet (10) direct current energy delivered to be coupled with the direct current energy that rectifier (3) exports after direct current energy is carried out conversion by DC/DC converter (9) after deliver to power divider (4), power divider (4) completes the power division of direct current energy, deliver to storage battery (5) and charging pile (7) respectively, when wind energy conversion system (1) and photovoltaic array (11) can not meet charge requirement, discharge controller (6) controls, storage battery (5) discharges, just deliver to inverter (8), power to charging pile (7).When remaining appears in the electric energy that wind energy conversion system (1) and photovoltaic array (11) produce, be decomposition voltage and electric current by electrolysis converter (16) by transformation of electrical energy by dump energy, deliver to electrolytic cell (12), water pumps in electrolytic cell (12) by water supply pump (17), be hydrogen and oxygen by water electrolysis, be stored in hydrogen container (14) and oxygen container (13) respectively, the output of hydrogen container (14) connects hydrogenation port (15), can realize the hydrogenation of fuel cell electric vehicle or the hydrogenation of other equipment.
beneficial effect,the present invention has the following advantages:
(1) the present invention utilizes solar energy power generating and wind generating technology associating, realizes powering at charging pile, without the need to obtaining electric energy from electrical network.
(2) the present invention adopts distributed photovoltaic power generation and distributed wind-power generator, can build charging station anywhere, and exploitativeness is strong, and meets the policy of country's encouragement.
(3) the present invention realizes new forms of energy charging station at highway, can be electric bicycle principal solution and certainly to charge difficult problem, enforcement of the present invention, contributes to the development promoting electric automobile industry.
(4) the strong dump energy of the present invention carries out electrolytic hydrogen production, realizes the construction of hydrogenation stations, contributes to the development promoting Hydrogen Energy and fuel cell electric vehicle industry.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
In figure: 1-wind energy conversion system, 2-wind energy conversion system power distribution cabinet, 3-rectifier, 4-power divider, 5-storage battery, 6-discharge controller, 7-charging pile, 8-inverter, 9-DC/DC converter, 10-photovoltaic generation power distribution cabinet, 11-photovoltaic array, 12-electrolytic cell, 13-oxygen container, 14-hydrogen container, 15-hydrogenation port, 16-electrolysis converter, 17-water supply pump.
Embodiment: 1 further the present invention is explained by reference to the accompanying drawings.
A kind of distributed new charging pile and hydrogenation stations, comprise wind energy conversion system (1), wind energy conversion system power distribution cabinet (2), rectifier (3), power divider (4), storage battery (5), discharge controller (6), charging pile (7), inverter (8), DC/DC converter (9), photovoltaic generation power distribution cabinet (10), photovoltaic array (11), electrolytic cell (12), oxygen container (13), hydrogen container (14), hydrogenation port (15), electrolysis converter (16), water supply pump (17); System has two kinds of operational modes:
Charging station pattern: the electric power of described wind energy conversion system (1) exports and is connected with the input of wind energy conversion system power distribution cabinet (2), the output of wind energy conversion system power distribution cabinet (2) is connected with the input of rectifier (3), the output of rectifier (3) is connected with the input of power divider (4) with after the output-parallel of DC/DC converter (9), the electric power of photovoltaic array (11) exports and is connected with the input of photovoltaic generation power distribution cabinet (10), the output of photovoltaic generation power distribution cabinet (10) is connected with the input of DC/DC converter (9), power divider (4) point three tunnels export, power divider (4) exports one and is connected with the charging port of storage battery (5), the electric discharge port of storage battery (5) inputs one with discharge controller (6) and is connected, the output of discharge controller (6) is connected with the input of inverter (8), power divider (4) exports two and is connected with the input of inverter (8), the output of inverter (8) is connected with the input of charging pile (7),
Hydrogen-producing mode: power divider (4) exports three and is connected with the input one of electrolysis converter (16), the input two of electrolysis converter (16) is connected with the output two of discharge controller (6), the output of electrolysis converter (16) inputs with electrolytic cell (12) power supply and is connected, electrolytic cell (12) oxygen output mouth is connected with oxygen container (13) input port, electrolytic cell (12) hydrogen output port is connected with hydrogen container (14) input port, the output port of hydrogen container (14) is connected with hydrogenation port (15) by pipeline, the water inlet port of electrolytic cell (12) exports with water supply pump (17) and is connected.
A kind of distributed new charging pile and hydrogenation stations, is characterized in that the power division priority of power divider (4) is: first, preferentially gives charging pile (7) distribution, secondly accumulators (5) power supply, finally gives electrolytic cell (12) power supply.
A kind of distributed new charging pile and hydrogenation stations, it is characterized in that the hydrogen storage content of hydrogen container (14) lower than 5% time, discharge controller (6) controls storage battery (5) electric discharge, is powered to electrolytic cell (12) by electrolysis converter (16).
The foregoing is only better embodiment of the present invention; protection scope of the present invention is not limited with above-mentioned execution mode; in every case those of ordinary skill in the art modify or change according to the equivalence that disclosed content is done, and all should include in the protection range recorded in claims.
Claims (3)
1. distributed new charging pile and a hydrogenation stations, comprises wind energy conversion system (1), wind energy conversion system power distribution cabinet (2), rectifier (3), power divider (4), storage battery (5), discharge controller (6), charging pile (7), inverter (8), DC/DC converter (9), photovoltaic generation power distribution cabinet (10), photovoltaic array (11), electrolytic cell (12), oxygen container (13), hydrogen container (14), hydrogenation port (15), electrolysis converter (16), water supply pump (17); System has two kinds of operational modes:
Charging station pattern: the electric power of described wind energy conversion system (1) exports and is connected with the input of wind energy conversion system power distribution cabinet (2), the output of wind energy conversion system power distribution cabinet (2) is connected with the input of rectifier (3), the output of rectifier (3) is connected with the input of power divider (4) with after the output-parallel of DC/DC converter (9), the electric power of photovoltaic array (11) exports and is connected with the input of photovoltaic generation power distribution cabinet (10), the output of photovoltaic generation power distribution cabinet (10) is connected with the input of DC/DC converter (9), power divider (4) point three tunnels export, power divider (4) exports one and is connected with the charging port of storage battery (5), the electric discharge port of storage battery (5) inputs one with discharge controller (6) and is connected, the output of discharge controller (6) is connected with the input of inverter (8), power divider (4) exports two and is connected with the input of inverter (8), the output of inverter (8) is connected with the input of charging pile (7),
Hydrogen-producing mode: power divider (4) exports three and is connected with the input one of electrolysis converter (16), the input two of electrolysis converter (16) is connected with the output two of discharge controller (6), the output of electrolysis converter (16) inputs with electrolytic cell (12) power supply and is connected, electrolytic cell (12) oxygen output mouth is connected with oxygen container (13) input port, electrolytic cell (12) hydrogen output port is connected with hydrogen container (14) input port, the output port of hydrogen container (14) is connected with hydrogenation port (15) by pipeline, the water inlet port of electrolytic cell (12) exports with water supply pump (17) and is connected.
2. a kind of distributed new charging pile according to claim 1 and hydrogenation stations, it is characterized in that the power division priority of power divider (4) is: first, preferential to charging pile (7) distribution, secondly accumulators (5) power supply, finally gives electrolytic cell (12) power supply.
3. a kind of distributed new charging pile according to claim 1 and hydrogenation stations, it is characterized in that the hydrogen storage content of hydrogen container (14) lower than 5% time, discharge controller (6) controls storage battery (5) electric discharge, is powered to electrolytic cell (12) by electrolysis converter (16).
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| CN201610088400.1A CN105576803A (en) | 2016-02-17 | 2016-02-17 | Distributed new energy charging pile and hydrogen refueling station |
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Cited By (14)
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| CN106192886A (en) * | 2016-09-08 | 2016-12-07 | 无锡同春新能源科技有限公司 | A kind of electric ship harbour of the band charging pile of powered by wind energy |
| CN106208303A (en) * | 2016-08-07 | 2016-12-07 | 贵州长征电器成套有限公司 | A kind of wind energy is met an urgent need automobile alternating current-direct current charging pile |
| CN106245581A (en) * | 2016-09-08 | 2016-12-21 | 无锡同春新能源科技有限公司 | A kind of solar energy electric boat landing of band charging pile |
| CN106402647A (en) * | 2016-11-20 | 2017-02-15 | 硕橙（厦门）科技有限公司 | Self-supporting hydrogen refueling station utilizing renewable energy sources |
| CN107327700A (en) * | 2017-05-23 | 2017-11-07 | 石家庄新华能源环保科技股份有限公司 | A kind of Hydrogen Energy source station charged and change metal hydride |
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| CN109064656A (en) * | 2018-08-16 | 2018-12-21 | 黄竹磬 | Business model and its management system based on Hydrogen Fuel-cell Vehicles energy storing and electricity generating income |
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| CN113085622A (en) * | 2021-03-15 | 2021-07-09 | 河南恒聚新能源设备有限公司 | Wind, light, electricity, hydrogen storage integrated charging and hydrogen charging system for electric automobile on highway |
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