CN209787082U - multi-energy complementary energy supply system - Google Patents
multi-energy complementary energy supply system Download PDFInfo
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- CN209787082U CN209787082U CN201920476222.9U CN201920476222U CN209787082U CN 209787082 U CN209787082 U CN 209787082U CN 201920476222 U CN201920476222 U CN 201920476222U CN 209787082 U CN209787082 U CN 209787082U
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- water electrolysis
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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
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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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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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
- 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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Abstract
The utility model provides a multi-energy complementary energy supply system, include: the system comprises a renewable energy device, a water electrolysis device, an energy storage device, a waste heat device, a distributed energy system and a solar power supply device, wherein the renewable energy device is connected with the water electrolysis device; the water electrolysis device is connected with the energy storage device; the energy storage device is respectively connected with the waste heat device and the distributed energy system; the waste heat device is respectively connected with the water electrolysis device and the distributed energy system, so that the use mode is increased, and the use efficiency of renewable energy is improved.
Description
Technical Field
The utility model relates to a renewable energy supply technical field, in particular to complementary energy supply system of multipotency.
background
At present, most regions still adopt non-renewable energy sources as daily energy supply, and pollution conditions are increasingly serious along with the use of the non-renewable energy sources, although some regions also convert collected solar energy, wind energy, water energy, geothermal energy or biomass energy and the like into corresponding electric energy to supply power, heat or cool, the efficiency of converting the collected solar energy, wind energy, water energy, geothermal energy or biomass energy and the like into the corresponding electric energy is low, so that the supplied power, the supplied warm or the supplied cool cannot meet the requirements of users, and the renewable energy sources cannot be fully and reasonably utilized, generally speaking, the renewable energy sources are simply converted into the electric energy, then the electric energy is stored and supplied to the users, and after the renewable energy sources are converted into the electric energy, other modes of power supply, heat supply, cool supply and the like are not adopted, so that the use mode is single, and the utilization efficiency is low.
SUMMERY OF THE UTILITY MODEL
the utility model provides a complementary energy supply system of multipotency for it is single to solve renewable energy power supply operation mode, technical problem that the utilization efficiency is low.
An embodiment of the utility model provides a multi-energy complementary energy supply system, include: a renewable energy device, an electrolytic water device, an energy storage device, a waste heat device, a distributed energy system and a solar power supply device,
the renewable energy device is connected with the water electrolysis device;
the water electrolysis device is connected with the energy storage device;
the energy storage device is respectively connected with the waste heat device and the distributed energy system;
The waste heat device is respectively connected with the water electrolysis device and the distributed energy system;
The solar power supply device is connected with the distributed energy system.
preferably, the renewable energy device converts renewable energy into electrical energy and transmits the electrical energy to the electrolytic water device;
the water electrolysis apparatus includes: the system comprises water electrolysis equipment, gas storage equipment and a transmission channel;
the water electrolysis equipment is connected with the gas storage equipment through the transmission channel, the water electrolysis equipment is connected with the renewable energy source device, and the gas storage equipment is connected with the energy storage device;
Wherein, hydrogen and oxygen that electrolysis water equipment obtained through the transmission path water electrolysis are stored in the gas storage equipment.
preferably, the energy storage device comprises: a conversion device and an energy storage device,
The conversion equipment is connected with the energy storage equipment, the conversion equipment performs mixed treatment on the hydrogen and the oxygen obtained by the water electrolysis device, obtains electric energy and waste heat energy, stores the electric energy into the energy storage equipment, and simultaneously transmits the electric energy to the distributed energy system;
And transmitting the residual heat energy to a residual heat device, converting the residual heat energy into electric energy by the residual heat device, and transmitting the electric energy to the water electrolysis device and the distributed energy system respectively.
preferably, the waste heat device comprises: a waste heat device and a steam turbine,
the waste heat equipment is connected with the steam turbine, and the steam turbine is respectively connected with the water electrolysis device and the distributed energy system;
The steam turbine converts the waste heat energy of the waste heat equipment into electric energy, and the electric energy is respectively transmitted to the water electrolysis device and the distributed energy system;
the energy storage equipment is also connected with the water electrolysis device.
Preferably, the power supply system further comprises: an energy storage device is arranged on the base plate,
The renewable energy device is connected with the distributed energy system through an energy storage device;
the renewable energy device converts renewable energy into electrical energy, stores the electrical energy to the energy storage device, and the energy storage device transmits the electrical energy to the distributed energy system.
preferably, the power supply system further comprises: a refrigerating machine, a heating machine and a generator,
The distributed energy system is respectively connected with the refrigerating machine, the heating machine and the generator.
preferably, a prime mover is arranged in the distributed energy system, and the prime mover is a gas internal combustion engine or a gas turbine.
preferably, the renewable energy device comprises: any one or combination of a plurality of devices of a geothermal energy device, a wind energy device, a water energy device and a biomass energy device.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
the technical solution of the present invention is further described in detail by the accompanying drawings and examples.
drawings
the accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
in the drawings:
fig. 1 is a schematic structural diagram of a multi-energy complementary energy supply system according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of an electrolytic water device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an energy storage device according to an embodiment of the present invention;
Fig. 4 is a schematic structural diagram of a waste heat device in an embodiment of the present invention;
fig. 5 is another schematic structural diagram of the energy supply system in the embodiment of the present invention;
in the figure, 1 is a renewable energy device, 2 is an electrolytic water device, 21 is an electrolytic water device, 22 is a gas storage device, 23 is a transmission channel, 3 is an energy storage device, 31 is a conversion device, 32 is an energy storage device, 4 is a waste heat device, 41 is a waste heat device, 42 is a steam turbine, 5 is a distributed energy system, 6 is an energy storage device, and 7 is a solar power supply device.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
An embodiment of the utility model provides a multi-energy complementary energy supply system, as shown in fig. 1, include: a renewable energy device 1, a water electrolysis device 2, an energy storage device 3, a waste heat device 4, a distributed energy system 5 and a solar power supply device 7,
the renewable energy device 1 is connected with the water electrolysis device 2;
The water electrolysis device 2 is connected with the energy storage device 3;
the energy storage device 3 is respectively connected with the waste heat device 4 and the distributed energy system 5;
The waste heat device 4 is respectively connected with the water electrolysis device 2 and the distributed energy system 5;
the solar power supply device 7 is connected with the distributed energy system 5.
the working principle of the technical scheme is that the solar power supply device 7 transmits the generated electric energy to the distributed energy system 5 and provides the electric energy for users to use through the distributed energy system 5, meanwhile, the renewable energy device 1 converts the renewable energy into the electric energy and transmits the electric energy to the water electrolysis device 2, water in the water electrolysis device 2 is electrolyzed and generates corresponding hydrogen and oxygen to be stored, the energy storage device 3 performs mixed treatment on the stored oxygen and hydrogen to convert the oxygen and hydrogen into corresponding waste heat energy and electric energy, transmits a part of electric energy to the water electrolysis device 2, stores a part of electric energy into the energy storage device 3, transmits a part of electric energy to the distributed energy system 5, transmits the waste heat energy to the waste heat device to perform preset treatment to convert the waste heat energy into corresponding electric energy, and transmits a part of electric energy after conversion to the water electrolysis device 2, a portion of the electric energy is transmitted to the distributed energy system 5 and is provided to the user through the distributed energy system 5.
The mixing treatment is to carry out chemical reaction on the hydrogen and the oxygen to obtain corresponding electric energy, wherein the water is electrolyzed to generate the corresponding hydrogen and the oxygen, then the hydrogen and the oxygen are mixed to generate electricity, the method has the advantages that the investment cost for generating electricity from renewable energy sources can be effectively reduced, and if the renewable energy sources are directly supplied by cold, heat and power in a combined mode, the efficiency of generating electricity from the renewable energy sources is low, the cost is high, therefore, the energy is wasted, the energy-saving concept is not met, and compared with the method that renewable energy is directly used for cold, heat and power supply, in the process of hybrid power generation, because the reaction rate of the two is as high as more than 90 percent and a large amount of heat is also released, and the reactants have zero pollution, so that the generating efficiency is far higher than that of renewable energy sources, and the generated heat energy can be reused, thereby realizing multi-energy complementation.
the preset process may be, for example, that the captured waste heat energy pushes the turbine blades to rotate and connects the turbine to the steam turbine, and the steam turbine rotates, thereby generating electric power.
here, the renewable energy device 1 includes: any one or combination of a plurality of devices of a geothermal energy device, a wind energy device, a water energy device and a biomass energy device;
the solar power supply device 7 adopts a solar power supply mode which is a common power supply mode, and compared with other renewable energy sources, the power supply capacity is high in power supply efficiency, so that independent power supply is adopted.
the beneficial effects of the above technical scheme are that, through designing the electric energy using mode of converting renewable energy device 1 into electric energy, the use purpose is increased, and simultaneously through setting up waste heat device 4 and energy storage device 3, the availability factor to renewable energy has been improved to realize thermoelectric multipotency complementation.
the embodiment of the utility model provides a multi-energy complementary energy supply system, as shown in figure 2,
The renewable energy device 1 converts renewable energy into electric energy and transmits the electric energy to the water electrolysis device 2;
The water electrolysis apparatus 2 includes: the water electrolysis device 21, the gas storage device 22 and the transmission channel 23;
The electrolyzed water equipment 21 is connected with the gas storage equipment 22 through the transmission channel 23, the electrolyzed water equipment 21 is connected with the renewable energy device 1, and the gas storage equipment 22 is connected with the energy storage device 3;
Wherein, the gas storage device 22 stores therein hydrogen and oxygen obtained by electrolyzing water by the water electrolysis device 21 through the transmission channel 23.
the operation principle of the above technical solution is that the electric energy converted by the renewable energy device 1 electrolyzes the water in the water electrolysis device 21 to generate hydrogen and oxygen, and the hydrogen and oxygen are respectively stored in the gas storage device 22 through the transmission channel 23.
the gas storage device 22 includes at least two chambers for storing hydrogen and oxygen, respectively, and the stored oxygen can be used in healthcare, smelting, chemical industry, etc. for example, and the stored hydrogen can be used in fuel, industrial raw material, etc. for example.
The technical scheme has the beneficial effects that hydrogen and oxygen are obtained by electrolyzing water, so that electricity is further produced, and the device is more environment-friendly.
The embodiment of the present invention provides a multi-energy complementary energy supply system, as shown in fig. 3,
The energy storage device 3 includes: a conversion device 31, an energy storage device 32,
The conversion equipment 31 is connected with the energy storage equipment 32, the conversion equipment 31 performs mixing treatment on the hydrogen and the oxygen obtained by the water electrolysis device 2, obtains electric energy and waste heat energy, stores the electric energy in the energy storage equipment 32, and simultaneously, the energy storage equipment 32 transmits the electric energy to the distributed energy system 5;
the residual heat energy is transmitted to the residual heat device 4, the residual heat device 4 converts the residual heat energy into electric energy, and the electric energy is transmitted to the water electrolysis device 2 and the distributed energy system 5 respectively.
The conversion device 31 is connected to the gas storage device 22.
the present embodiment, powers the distributed energy system 5 in three ways,
the first embodiment is as follows: the conversion equipment 31 mixes the hydrogen and the oxygen obtained by the water electrolysis device 2, obtains electric energy and transmits the electric energy to the distributed energy system 5.
example two: the conversion device 31 performs mixing treatment on the hydrogen and the oxygen obtained by the water electrolysis device 2 to obtain electric energy, and stores the electric energy in the energy storage device 32, and meanwhile, the energy storage device 32 transmits the electric energy to the distributed energy system 5.
example three: the conversion equipment 31 performs mixing treatment on the hydrogen and the oxygen obtained by the water electrolysis device 2 to obtain waste heat energy, the waste heat energy is transmitted to the waste heat device 4, and the waste heat device 4 converts the waste heat energy into electric energy to be transmitted to the distributed energy system 5.
the three embodiments described above can be used simultaneously to power the distributed energy system 5.
the beneficial effects of above-mentioned technical scheme are that, through setting up three kinds of embodiments, for 5 energy supplies of distributed energy system, can guarantee the sufficiency of energy supply, avoid reducing user's result of use because of lacking energy supply.
the embodiment of the utility model provides a multi-energy complementary energy supply system, as shown in figure 4,
the waste heat device 4 includes: a waste heat device 41 and a steam turbine 42,
the waste heat equipment 41 is connected with a steam turbine 42, and the steam turbine 42 is respectively connected with the water electrolysis device 2 and the distributed energy system 5;
The steam turbine 42 converts the waste heat energy of the waste heat equipment 41 into electric energy, and transmits the electric energy to the water electrolysis device 2 and the distributed energy system 5 respectively;
the energy storage device 32 is also connected to the water electrolysis apparatus 2.
The waste heat equipment 41 is for obtaining waste heat energy, and the steam turbine 42 is for converting the waste heat energy into electric energy.
The beneficial effects of above-mentioned technical scheme are that, through setting up waste heat device, carry out corresponding electric energy conversion to waste heat energy, not only can carry out recycle to waste heat energy effectively, still can improve the utilization efficiency to renewable energy.
the embodiment of the utility model provides a multi-energy complementary energy supply system, as shown in fig. 5, still include:
The energy storage device (6) is provided with an energy storage device,
The renewable energy device 1 is connected with the distributed energy system 5 through the energy storage device 6;
The renewable energy device 1 converts renewable energy into electric energy, stores the electric energy in the energy storage device 6, and the energy storage device 6 transmits the electric energy to the distributed energy system 5.
preferably, the renewable energy device 1 comprises: any one or combination of a plurality of geothermal energy devices, wind energy devices, water energy devices and biomass energy devices.
The above technical solution is another embodiment of supplying power to the distributed energy system 5, and this embodiment is suitable for, for example, when the renewable energy device is used, at night or cloudy day, electric energy converted from solar energy may occur, and the demand of the user cannot be met, and at this time, the electric energy stored in advance in the energy storage device 6 may be used to supply power to the distributed energy system 5, so as to meet the demand of the user on electricity for life, such as the demand of heating, surfing the internet, lighting, and the like.
The technical scheme has the beneficial effects that the reliability of energy supply for the distributed energy system 5 is improved by adopting a direct storage and energy supply mode.
Preferably, a prime mover, which is a gas internal combustion engine or a gas turbine, is provided in the distributed energy system 5.
The embodiment of the utility model provides a multi-energy complementary energy supply system, energy supply system still includes: a refrigerating machine, a heating machine and a generator,
the distributed energy system 5 is respectively connected with the refrigerating machine, the heating machine and the generator.
the beneficial effects of above-mentioned technical scheme are that, through setting up refrigerator, heating machine and generator, can effectual refrigeration, heating and power supply, improve user's experience effect.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A multi-energy complementary energizing system, comprising: a renewable energy device (1), a water electrolysis device (2), an energy storage device (3), a waste heat device (4), a distributed energy system (5) and a solar power supply device (7),
The renewable energy device (1) is connected with the water electrolysis device (2);
The water electrolysis device (2) is connected with the energy storage device (3);
The energy storage device (3) is respectively connected with the waste heat device (4) and the distributed energy system (5);
the waste heat device (4) is respectively connected with the water electrolysis device (2) and the distributed energy system (5);
The solar power supply device (7) is connected with the distributed energy system (5).
2. a multi-energy complementary powering system according to claim 1,
-said renewable energy device (1) converts renewable energy into electrical energy and transmits said electrical energy to an electrolytic water device (2);
the water electrolysis apparatus (2) comprises: the water electrolysis device (21), the gas storage device (22) and the transmission channel (23);
The water electrolysis equipment (21) is connected with the gas storage equipment (22) through the transmission channel (23), the water electrolysis equipment (21) is connected with the renewable energy device (1), and the gas storage equipment (22) is connected with the energy storage device (3);
Wherein, the gas storage device (22) stores hydrogen and oxygen obtained by electrolyzing water by the water electrolysis device (21) through the transmission channel (23).
3. A multi-energy complementary powering system according to claim 1,
The energy storage device (3) comprises: a conversion device (31), an energy storage device (32),
The conversion equipment (31) is connected with the energy storage equipment (32), the conversion equipment (31) is used for mixing the hydrogen and the oxygen obtained by the water electrolysis device (2) to obtain electric energy and waste heat energy, the electric energy is stored in the energy storage equipment (32), and meanwhile, the energy storage equipment (32) is used for transmitting the electric energy to the distributed energy system (5);
And the waste heat energy is transmitted to a waste heat device (4), the waste heat device (4) converts the waste heat energy into electric energy, and the electric energy is transmitted to the water electrolysis device (2) and the distributed energy system (5) respectively.
4. a multi-energy complementary power supply system as claimed in claim 3,
the waste heat device (4) comprises: a waste heat device (41) and a steam turbine (42),
The waste heat equipment (41) is connected with the steam turbine (42), and the steam turbine (42) is respectively connected with the water electrolysis device (2) and the distributed energy system (5);
the steam turbine (42) converts waste heat energy of the waste heat equipment (41) into electric energy and transmits the electric energy to the water electrolysis device (2) and the distributed energy system (5) respectively;
The energy storage device (32) is also connected with the water electrolysis device (2).
5. a multi-energy complementary powering system according to claim 1, further comprising: an energy storage device (6),
the renewable energy device (1) is connected with the distributed energy system (5) through an energy storage device (6);
the renewable energy device (1) converts renewable energy into electrical energy, stores the electrical energy to the energy storage device (6), and the energy storage device (6) transmits the electrical energy to the distributed energy system (5).
6. a multi-energy complementary powering system according to claim 1,
the energy supply system further includes: a refrigerating machine, a heating machine and a generator,
And the distributed energy system (5) is respectively connected with the refrigerating machine, the heating machine and the generator.
7. a multi-energy complementary powering system according to any one of claims 1 to 6,
And a prime motor is arranged in the distributed energy system (5), and the prime motor is a gas internal combustion engine or a gas turbine.
8. A multi-energy complementary powering system according to claim 1,
The renewable energy device (1) comprises: any one or combination of a plurality of devices of a geothermal energy device, a wind energy device, a water energy device and a biomass energy device.
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