CN112134281A - LOHC-based renewable energy rapid compensation configuration system - Google Patents
LOHC-based renewable energy rapid compensation configuration system Download PDFInfo
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- CN112134281A CN112134281A CN202011051018.6A CN202011051018A CN112134281A CN 112134281 A CN112134281 A CN 112134281A CN 202011051018 A CN202011051018 A CN 202011051018A CN 112134281 A CN112134281 A CN 112134281A
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 78
- 239000001257 hydrogen Substances 0.000 claims abstract description 78
- 238000006243 chemical reaction Methods 0.000 claims abstract description 26
- 238000010248 power generation Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 26
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 15
- 238000002485 combustion reaction Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 3
- 150000001298 alcohols Chemical class 0.000 claims description 3
- 239000000969 carrier Substances 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 claims description 3
- 150000007524 organic acids Chemical class 0.000 claims description 3
- 235000005985 organic acids Nutrition 0.000 claims description 3
- 150000002894 organic compounds Chemical class 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 230000004044 response Effects 0.000 abstract description 2
- 239000002028 Biomass Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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Classifications
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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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/007—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources
-
- 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
- H02J15/00—Systems for storing electric energy
- H02J15/008—Systems for storing electric energy using hydrogen as energy vector
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
-
- 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
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
-
- 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
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/22—The renewable source being solar energy
- H02J2300/24—The renewable source being solar energy of photovoltaic origin
-
- 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
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/28—The renewable source being wind energy
-
- 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
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Fuel Cell (AREA)
- Wind Motors (AREA)
- Hydrogen, Water And Hydrids (AREA)
Abstract
The invention discloses a renewable energy rapid compensation configuration system based on LOHC, which is applied to areas or fields adopting renewable energy as a power supply main power source. The renewable energy rapid compensation configuration system adopted by the invention can store renewable energy such as wind abandoning, light abandoning and water abandoning and the like to compensate the power generation valley, wherein the adopted hydrogen energy conversion device can realize instantaneous start-up and shut-down, has short response time and ensures the stability of power grid output. And the hydrogen energy conversion device has no emission in the working process and is environment-friendly.
Description
Technical Field
The invention relates to the technical field of power distribution, in particular to a renewable energy rapid compensation configuration system based on liquid organic hydrogen storage (LOHC).
Background
Renewable Energy (Renewable Energy) refers to non-fossil Energy such as wind Energy, solar Energy, water Energy, biomass Energy, geothermal Energy, ocean Energy and the like, is inexhaustible Energy, is an Energy source which is an inexhaustible Energy source, is harmless or extremely harmless to the environment, is widely distributed, and is suitable for on-site development and utilization.
Advanced natural scientists in some western european countries around the world have been aware of the importance of renewable energy sources since the beginning of the industrial revolution and have been vigorously blowing, particularly in terms of power generation, so wind power has grown at 30% of the rate of growth each year since 1990, to 175GW in installed capacity worldwide by the end of 2010. Also for individual countries: for example, germany: renewable energy power generation accounts for about 3.1% of the total power generation from 1990 to 17% of the total power generation at the end of 2010, wherein 36.5% is wind power; 33.5 percent of the biomass energy is used for generating power, 19.7 percent of the biomass energy is used for generating water power, 12 percent of the sunlight energy is used, and 37 ten thousand of employment population exists.
In recent years, governments of various countries are thinking about how to reduce carbon and save energy due to the warning signals brought to human beings by climate change. In order to reduce the dependence on fossil energy, some countries turn to help nuclear power generation to achieve the effects of reducing carbon and simultaneously having low cost, but since the nuclear disaster of fukushima in japan occurred in 3/11 of 2011, the original ambitious nuclear expansion plan of many countries is greatly questioned, and there is a strong possibility that the development of renewable energy has a larger space.
But the renewable energy has the characteristics of low energy density, intermittence, obvious regional distribution and dispersion, and the rapid development of the renewable energy shows a new problem that the phenomena of wind and light abandonment and water abandonment are increasingly serious. This is mainly because renewable energy sources such as water, wind, light, etc. are very easily affected by weather, resulting in unstable power output and a large amount of power waste.
Therefore, how to utilize technical means and measures and adopt a more efficient energy configuration scheme to effectively utilize wind and light abandoned and water abandoned and solve the problem of great waste of renewable energy becomes urgent.
Disclosure of Invention
The invention aims to provide a renewable energy rapid compensation configuration system based on LOHC aiming at the characteristics of renewable energy.
In order to achieve the purpose, the invention adopts the following technical scheme: a renewable energy rapid compensation configuration system based on LOHC is applied to areas or fields adopting renewable energy as a power supply main power source, and comprises a power supply switching module, a heat exchange module and a hydrogen-electricity module;
the power supply switching module is used for switching a main power supply of a power supply into a hydrogen electric module when the output of the renewable energy is lower than a first set value, and the renewable energy is used as a standby power supply; when the output of the renewable energy source is higher than a first set value, a main power supply of the power supply is switched to the renewable energy source, and the hydrogen-electricity module is used as a standby power supply;
the hydrogen-electricity module comprises one group or more than two groups of hydrogen conversion units connected in parallel, and each hydrogen conversion unit comprises a hydrogen supply device and a hydrogen energy conversion device; the hydrogen supply device is used for preparing and storing hydrogen by utilizing the renewable energy source when the output of the renewable energy source is higher than a second set value, the stored hydrogen is conveyed to the hydrogen energy source conversion device when the output of the renewable energy source is lower than a first set value, and the hydrogen energy source conversion device is used for converting hydrogen energy into electric energy;
the heat exchange module is used for transferring the heat energy generated by the hydrogen energy conversion device to an external device.
Further, the hydrogen supply device is a dehydrogenation reaction device.
Further, the dehydrogenation reaction device adopts liquid hydrogen source materials to perform dehydrogenation reaction under the action of a dehydrogenation catalyst, and products obtained after dehydrogenation of the liquid hydrogen source materials are hydrogen and liquid hydrogen storage carriers.
Further, the liquid hydrogen storage carrier is a liquid organic compound containing unsaturated chemical bonds.
Further, the liquid hydrogen source material is liquid alcohols or liquid organic acids.
Further, the hydrogen energy conversion device is a plurality of integrated hydrogen internal combustion engine sets.
Further, the hydrogen internal combustion engine group can provide power generation power of not less than 5000kW, and the hydrogen internal combustion engines in the hydrogen internal combustion engine group are connected in parallel with each other.
Further, the renewable energy source is wind energy, water energy, solar energy, geothermal energy, tidal energy.
Further, the second set value is higher than the first set value.
The invention provides a renewable energy rapid compensation configuration system based on LOHC, which is applied to areas or fields adopting renewable energy as a power supply main power supply.
The invention has the beneficial effects that:
(1) the renewable energy rapid compensation configuration system adopted by the invention can store renewable energy such as wind abandoning, light abandoning and water abandoning and the like to compensate the power generation valley, wherein the adopted hydrogen energy conversion device can realize instantaneous start-up and shut-down, has short response time and ensures the stability of power grid output.
(2) The renewable energy rapid compensation configuration system adopted by the invention has no emission in the working process of the hydrogen energy conversion device and is environment-friendly.
(3) The renewable energy rapid compensation configuration system adopted by the invention has the advantages that the waste heat reutilization rate generated by the hydrogen energy conversion device is high, the energy utilization efficiency is improved, and the corresponding cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a system configured for rapid compensation of renewable energy based on LOHC according to an embodiment.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of this application and the above-described drawings, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
As shown in fig. 1, the system for rapidly compensating and configuring renewable energy based on liquid organic hydrogen storage (LOHC) technology is applied to a region or a field where renewable energy is used as a main power supply, and the system is composed of a power supply switching module 1, a heat exchange module 2 and a hydrogen-electricity module 3.
The power supply switching module is used for switching a main power supply of the power supply to the hydrogen electric module when the output of the renewable energy is lower than a first set value, and the renewable energy is used as a standby power supply. When the output of the renewable energy source is higher than the first set value, the main power source of the power supply is switched to the renewable energy source, and the hydrogen-electricity module serves as a standby power source.
The hydrogen-electricity module comprises two groups of hydrogen conversion units connected in parallel. The hydrogen conversion unit comprises a hydrogen supply device 4 and a hydrogen energy source conversion device 5, the hydrogen supply device is used for preparing and storing hydrogen by utilizing renewable energy sources when the output of the renewable energy sources is higher than a second set value, the stored hydrogen is conveyed to the hydrogen energy source conversion device when the output of the renewable energy sources is lower than a first set value, and the hydrogen energy source conversion device is used for converting hydrogen energy into electric energy.
The second set value is higher than the first set value.
The hydrogen supply device is a dehydrogenation reaction device, the dehydrogenation reaction device adopts liquid hydrogen source materials to perform dehydrogenation reaction under the action of a dehydrogenation catalyst, and products obtained after dehydrogenation of the liquid hydrogen source materials are hydrogen and liquid hydrogen storage carriers.
The liquid hydrogen storage carrier may be a liquid organic compound containing unsaturated chemical bonds. Or the liquid hydrogen source material can be liquid alcohols and liquid organic acids.
The hydrogen energy conversion device is a plurality of integrated hydrogen internal combustion engine sets, can provide power generation power of not less than 5000kW, and the hydrogen internal combustion engines in the hydrogen internal combustion engine sets are connected in parallel.
The heat exchange module is used for conducting the heat energy generated by the hydrogen energy conversion device to the external device 6. The external device is a device for producing steam or heating, an absorption air conditioner, or the like.
The renewable energy sources are wind energy, water energy, solar energy, geothermal energy, tidal energy and the like.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A rapid compensation configuration system of renewable energy based on LOHC is applied to the area or the field adopting renewable energy as a main power supply, and is characterized in that: the system comprises a power supply switching module, a heat exchange module and a hydrogen-electricity module; the power supply switching module is used for switching a main power supply of a power supply into a hydrogen electric module when the output of the renewable energy is lower than a first set value, and the renewable energy is used as a standby power supply; when the output of the renewable energy source is higher than a first set value, a main power supply of the power supply is switched to the renewable energy source, and the hydrogen-electricity module is used as a standby power supply;
the hydrogen-electricity module comprises one group or more than two groups of hydrogen conversion units connected in parallel, and each hydrogen conversion unit comprises a hydrogen supply device and a hydrogen energy conversion device; the hydrogen supply device is used for preparing and storing hydrogen by utilizing the renewable energy source when the output of the renewable energy source is higher than a second set value, the stored hydrogen is conveyed to the hydrogen energy source conversion device when the output of the renewable energy source is lower than a first set value, and the hydrogen energy source conversion device is used for converting hydrogen energy into electric energy;
the heat exchange module is used for transferring the heat energy generated by the hydrogen energy conversion device to an external device.
2. An LOHC-based renewable energy rapid compensation configuration system according to claim 1, wherein: the hydrogen supply device is a dehydrogenation reaction device.
3. An LOHC-based renewable energy rapid compensation configuration system according to claim 2, wherein: the dehydrogenation reaction device adopts liquid hydrogen source materials to perform dehydrogenation reaction under the action of a dehydrogenation catalyst, and products obtained after dehydrogenation of the liquid hydrogen source materials are hydrogen and liquid hydrogen storage carriers.
4. An LOHC-based renewable energy rapid compensation configuration system according to claim 3, wherein: the liquid hydrogen storage carrier is a liquid organic compound containing unsaturated chemical bonds.
5. An LOHC-based renewable energy rapid compensation configuration system according to claim 3, wherein: the liquid hydrogen source material is liquid alcohols or liquid organic acids.
6. An LOHC-based renewable energy rapid compensation configuration system according to claim 1, wherein: the hydrogen energy conversion device is a plurality of integrated hydrogen internal combustion engine sets.
7. An LOHC-based renewable energy rapid compensation configuration system according to claim 6, wherein: the hydrogen internal combustion engine set can provide power generation power of not less than 5000kW, and hydrogen internal combustion engines inside the hydrogen internal combustion engine set are connected in parallel with each other.
8. An LOHC-based renewable energy rapid compensation configuration system according to claim 1, wherein: the renewable energy sources are wind energy, water energy, solar energy, geothermal energy and tidal energy.
9. An LOHC-based renewable energy rapid compensation configuration system according to claim 1, wherein: the second set value is higher than the first set value.
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| CN202011051018.6A CN112134281A (en) | 2020-09-29 | 2020-09-29 | LOHC-based renewable energy rapid compensation configuration system |
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Application publication date: 20201225 |