CN218951511U - Hydrogen production device combined with photo-thermal device - Google Patents
Hydrogen production device combined with photo-thermal device Download PDFInfo
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- CN218951511U CN218951511U CN202222474574.5U CN202222474574U CN218951511U CN 218951511 U CN218951511 U CN 218951511U CN 202222474574 U CN202222474574 U CN 202222474574U CN 218951511 U CN218951511 U CN 218951511U
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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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Abstract
The utility model discloses a hydrogen production device combined with a photo-thermal device, which comprises a solar water heater body, a solar power generation assembly, a heating tank, an electrolytic tank and a cover body, wherein the cover body is arranged on the electrolytic tank, a hydrogen outlet and an oxygen outlet are arranged on the cover body, and an electrolysis electrode extending into the electrolytic tank is arranged on the cover body; a first heat exchange tube is arranged in the heat preservation cylinder of the solar water heater body, and the first heat exchange tube is positioned in a hot water area of the heat preservation cylinder; the cover body is provided with a water inlet pipe, the water inlet pipe is connected with one end of a first heat exchange pipe through a first pipeline, the other end of the first heat exchange pipe is connected with a water return pipe arranged on the electrolytic tank through a second pipeline, and a first valve and a second valve are respectively arranged on the first pipeline and the second pipeline which are close to the first heat exchange pipe; a water pump is arranged on the first pipeline; the utility model solves the technical problem of large electric energy consumption caused by using commercial power to heat the electrolyte.
Description
Technical Field
The utility model relates to the technical field of hydrogen production, in particular to a hydrogen production device combined with a photo-thermal device.
Background
In order to obtain purer hydrogen, except for hydrogen production by electrolysis of water, hydrogen separation is needed to remove miscellaneous gases in hydrogen-rich gas in all hydrogen production processes, and common hydrogen separation technologies include a solution absorption method, a pressure swing adsorption method, a cryogenic method, a membrane separation method and the like.
The alkaline water electrolysis technology is mature, and the service life can reach 20 years. The alkaline cell is characterized by a structure containing a liquid electrolyte and a porous separator and operates in a range from 10% minimum load to 110% maximum design capacity. Compared with other electrolytic tank technologies, the alkaline electrolytic water avoids the cost burden caused by the use of precious materials.
Under the existing condition, as the alkaline water electrolysis hydrogen production is carried out in a stop state, the temperature of the alkaline solution is normal, under the existing alkaline water electrolysis hydrogen production condition, the equipment is continuously started, the equipment is firstly started to the rated working temperature and pressure, the equipment can be normally and continuously started, and when the electrolyte is heated, the heating device is required to be used for heating after being connected with the mains supply, so that the consumption of electric quantity is increased;
meanwhile, the electrolytic hydrogen production device needs that the electrolytic tank is stabilized at a temperature range of about 60-80 ℃ to ensure the electrolytic hydrogen production efficiency and the equipment safety, but a large amount of heat is generated in the electrolytic process, and the heat loss is caused by the fact that part of heat is not utilized.
Disclosure of Invention
The utility model aims to provide a hydrogen production device combined with a photo-thermal device, which solves the technical problem of high electric energy consumption caused by using commercial power to heat electrolyte.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model relates to a hydrogen production device combined with a photo-thermal device, which comprises a solar water heater body, a solar power generation assembly, a heating tank, an electrolytic tank and a cover body, wherein the cover body is arranged on the electrolytic tank, a hydrogen outlet and an oxygen outlet are arranged on the cover body, and an electrolytic electrode extending into the electrolytic tank is arranged on the cover body;
the solar water heater comprises a heat preservation cylinder, a heat exchange tube and a heat exchange tube, wherein the heat preservation cylinder of the solar water heater body is internally provided with the first heat exchange tube, and the first heat exchange tube is positioned in a hot water area of the heat preservation cylinder;
the cover body is provided with a water inlet pipe, the water inlet pipe is connected with one end of a first heat exchange pipe through a first pipeline, the other end of the first heat exchange pipe is connected with a water return pipe arranged on the electrolytic tank through a second pipeline, and a first valve and a second valve are respectively arranged on the first pipeline and the second pipeline which are close to the first heat exchange pipe; a water pump is arranged on the first pipeline,
the first pipeline is connected with the second pipeline through a third pipeline, the heating tank is arranged on the third pipeline, and a third valve and a fourth valve are respectively arranged at two ends of the heating tank; the solar power generation assembly is used for being connected with the heating tank and the electrolysis electrode.
The solar power generation assembly comprises a storage battery and a plurality of solar photovoltaic panels, wherein the solar photovoltaic panels are connected with the storage battery, and the heating tank and the electrolytic electrode storage battery are connected.
Further preferably, the heating tank comprises a tank body and a heating rod arranged in the tank body, and the heating rod is connected with the storage battery.
Wherein, a shell is arranged outside the electrolytic tank, a heat exchange area is formed between the shell and the inner wall of the electrolytic tank, and an air inlet and an air outlet are arranged on the shell;
a second heat exchange tube is arranged in a cold water area below the first heat exchange tube in the heat preservation cylinder of the solar water heater body, two ends of the second heat exchange tube are connected with the air inlet and the air outlet, and an induced draft fan is arranged between the air outlet and the second heat exchange tube.
Wherein, be provided with temperature sensor in the electrolysis trough, temperature sensor passes through a controller and is connected with the draught fan.
Further preferably, a heat insulation layer is arranged on the shell.
Wherein, the outside of the electrolytic bath is provided with a heat conducting fin extending into the heat exchange area.
Wherein, the first heat exchange tube and the second heat exchange tube are spiral tubes or coils and are made of copper.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the solar energy is converted into electric energy through the arranged solar power generation assembly for storage, and the electrolysis electrode and the heating tank are powered, so that the consumption of commercial power is reduced; meanwhile, the utility model realizes the heating of the electrolyte by arranging the first heat exchange tube in the heat preservation cylinder of the solar water heater body; before electrolysis, the electrolyte is pumped into a heat preservation cylinder of the solar water heater body by a water pump to exchange heat so as to increase the temperature of the electrolyte; meanwhile, by arranging a heating tank as a standby heating device, when the first heat exchange tube is insufficient for exchanging heat of the electrolyte to the required temperature, the electrolyte can be heated for the second time through the arranged heating tank, so that the heating time is shortened and the consumption of electric energy is reduced; more importantly, compared with the prior art that the solar water heater adopts the mains supply mode to supply power to the heating tank through the solar power generation assembly, the solar water heater has the advantages that the heat preservation cylinder of the solar water heater body is used for heating electrolyte once, and then the solar power generation assembly is used for supplying power to the heating tank for the second time; the utility power consumption can be effectively reduced, and the purpose of energy saving is realized.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a general schematic diagram of the present utility model.
Fig. 2 is a schematic diagram of the positional relationship between the first and second heat exchange tubes and the heat insulation cylinder of the solar water heater body.
Reference numerals:
the solar water heater comprises a 101-solar water heater body, a 102-solar power generation assembly, a 103-heating tank, a 104-electrolytic tank, a 105-cover body, a 106-hydrogen outlet, a 107-oxygen outlet, a 108-first heat exchange tube, a 109-water inlet tube, a 110-first pipeline, a 111-second pipeline, a 112-water return tube, a 113-first valve, a 114-second valve, a 115-third pipeline, a 116-third valve, a 117-fourth valve, a 118-storage battery, a 119-solar photovoltaic panel, a 120-heating rod, a 121-tank body, a 122-shell, a 123-heat exchange area, a 124-air inlet, a 125-air outlet, a 126-second heat exchange tube, a 127-induced draft fan, a 128-heat insulation layer and a 129-heat preservation cylinder.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
In embodiments of the utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, or may include both the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.
The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Example 1
Referring to fig. 1 and 2, the present embodiment discloses a hydrogen production device combined with a photo-thermal device, which comprises a solar water heater body 101 and a solar power generation assembly 102, and further comprises a heating tank 103, an electrolysis tank 104 and a cover 105, wherein the cover 105 is installed on the electrolysis tank 104, a hydrogen outlet 106 and an oxygen outlet 107 are arranged on the cover 105, and an electrolysis electrode extending into the electrolysis tank 104 is arranged on the cover 105;
wherein, the first heat exchange tube 108 is arranged in the heat preservation cylinder 129 of the solar water heater body 101, and the first heat exchange tube 108 is positioned in the hot water area of the heat preservation cylinder 129;
the cover body 105 is provided with a water inlet pipe 109, the water inlet pipe 109 is connected with one end of the first heat exchange tube 108 through a first pipeline 110, the other end of the first heat exchange tube 108 is connected with a water return pipe 112 arranged on the electrolytic cell 104 through a second pipeline 111, and a first valve 113 and a second valve 113 are respectively arranged on the first pipeline and the second pipeline which are close to the first heat exchange tube 108; a water pump is arranged on the first pipeline,
the first pipeline 110 is connected with the second pipeline 111 through a third pipeline 115, the heating tank 103 is arranged on the third pipeline 115, and a third valve 116 and a fourth valve 117 are respectively arranged at two ends of the heating tank 103; the solar power generation module 102 is connected to the heating tank 103 and the electrolysis electrode.
According to the utility model, the solar energy is converted into electric energy through the arranged solar power generation assembly 102 for storage, and the electrolysis electrode and the heating tank are powered, so that the consumption of commercial power is reduced; meanwhile, the utility model realizes the heating of the electrolyte by arranging the first heat exchange tube 108 in the heat preservation cylinder 129 of the solar water heater body 101; before electrolysis, the electrolyte is pumped into the heat preservation cylinder 129 of the solar water heater body 101 by the water pump to exchange heat so as to increase the temperature of the electrolyte; meanwhile, by arranging a heating tank as a standby heating device, when the first heat exchange tube 108 is insufficient for exchanging heat of the electrolyte to the required temperature, the electrolyte can be heated for the second time through the arranged heating tank 103, so that the heating time is shortened and the consumption of electric energy is reduced; more importantly, compared with the prior art that the solar water heater adopts the commercial power to supply power to the heating tank 103 through the solar power generation assembly 102, the solar water heater has the advantages that the heat preservation cylinder 129 of the solar water heater body 101 is used for heating electrolyte once, and then the solar power generation assembly 102 is used for supplying power to the heating tank 103 for the second time; the utility power consumption can be effectively reduced, and the purpose of energy saving is realized.
In actual use, the heating mode of the electrolyte is selected by controlling the opening and closing of the first valve, the second valve, the third valve and the fourth valve; when the first valve and the second valve are opened and the third valve and the fourth valve are closed, the first heat exchange tube 108 in the heat preservation cylinder 129 of the solar water heater body 101 can be used for exchanging heat; conversely, heating can be performed using the heating tank 103.
The solar power generation assembly 102 comprises a storage battery 118 and a plurality of solar photovoltaic panels 119, wherein the solar photovoltaic panels 119 are connected with the storage battery 118, and the heating tank 103 and the electrolytic electrode storage battery 118 are connected.
Further preferably, the heating tank 103 comprises a tank body 121 and a heating rod 120 arranged in the tank body 121, and the heating rod 120 is connected with the storage battery 118.
In practical use, a temperature sensor may be disposed in the electrolytic tank 104, and when the electrolyte is heated, if the temperature of the electrolyte does not rise any more and does not reach the preset starting temperature, the circuit may be switched, and the heating tank 103 may be started to heat the electrolyte again.
Further preferably, the first heat exchange tube and the second heat exchange tube are spiral tubes or coils and are made of copper, so that the heat exchange area is greatly improved, and the heat exchange efficiency is further improved.
Example two
In the embodiment, a housing 122 is arranged outside the electrolytic cell 104, a heat exchange area 123 is formed between the housing 122 and the inner wall of the electrolytic cell 104, and an air inlet 124 and an air outlet 125 are arranged on the housing 122;
a second heat exchange tube 126 is disposed in the heat insulation cylinder 129 of the solar water heater body 101 and in the cold water area below the first heat exchange tube 108, two ends of the second heat exchange tube 126 are connected with the air inlet 124 and the air outlet 125, and an induced draft fan 127 is disposed between the air outlet 125 and the second heat exchange tube 126.
Thus, in actual use, when electrolysis is performed, heat in the electrolysis tank 104 can be transferred to the heat exchange area 123 to heat air, and at this time, circulation of hot air is realized under the action of the induced draft fan 127, so that when the hot air flows through the second heat exchange pipe 126, cold water of the heat preservation cylinder 129 of the solar water heater body 101 is heated, and further heat recycling is realized.
In order to facilitate understanding of the present utility model by those skilled in the art, the cold water region and the hot water region in the insulation cylinder 129 of the solar water heater body 101 will be further described.
The cold water area and the hot water area in the heat preservation cylinder 129 of the solar water heater body 101 are both positioned in the heat preservation cylinder 129, when the solar water heater is used, water in the heat preservation cylinder 129 is positioned at the upper part, the water with high temperature is positioned at the lower part, and two areas with different temperatures are formed in this way, and the specific principle is not repeated.
Wherein, a temperature sensor is arranged in the electrolytic bath 104, and the temperature sensor is connected with the induced draft fan 127 through a controller.
The temperature sensor can detect the temperature of the electrolyte, and when the temperature is reduced, the controller can control the induced draft fan 127 to stop, and the second heat exchange tube 126 stops exchanging heat.
In practical use, the air inlet 124 and the air outlet 125 may be further provided with valves, and when the second heat exchange tube 126 stops exchanging heat, the valves provided at the air inlet 124 and the air outlet 125 are closed, so as to prevent the hot air from flowing to the second heat exchange tube 126 for automatic heat exchange.
Wherein, the shell 122 is provided with a heat insulation layer 128 to reduce the dissipation of heat.
Wherein the outside of the electrolyzer 104 is provided with heat conducting fins extending into the heat exchange region 123; the heat in the electrolytic cell 104 is conveniently led to the heat exchange area 123, and the heat exchange efficiency is improved when the air flows.
While preferred embodiments of the present utility model have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.
The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (8)
1. The utility model provides a hydrogen plant that combines photo-thermal device, includes solar water heater body and solar power module, its characterized in that: the device also comprises a heating tank, an electrolytic tank and a cover body, wherein the cover body is arranged on the electrolytic tank, a hydrogen outlet and an oxygen outlet are arranged on the cover body, and an electrolytic electrode extending into the electrolytic tank is arranged on the cover body;
the solar water heater comprises a heat preservation cylinder, a heat exchange tube and a heat exchange tube, wherein the heat preservation cylinder of the solar water heater body is internally provided with the first heat exchange tube, and the first heat exchange tube is positioned in a hot water area of the heat preservation cylinder;
the cover body is provided with a water inlet pipe, the water inlet pipe is connected with one end of a first heat exchange pipe through a first pipeline, the other end of the first heat exchange pipe is connected with a water return pipe arranged on the electrolytic tank through a second pipeline, and a first valve and a second valve are respectively arranged on the first pipeline and the second pipeline which are close to the first heat exchange pipe; a water pump is arranged on the first pipeline,
the first pipeline is connected with the second pipeline through a third pipeline, the heating tank is arranged on the third pipeline, and a third valve and a fourth valve are respectively arranged at two ends of the heating tank; the solar power generation assembly is used for being connected with the heating tank and the electrolysis electrode.
2. The hydrogen production apparatus in combination with a photo-thermal apparatus as claimed in claim 1, wherein: the solar power generation assembly comprises a storage battery and a plurality of solar photovoltaic panels, wherein the solar photovoltaic panels are connected with the storage battery, and the heating tank and the electrolytic electrode storage battery are connected.
3. A hydrogen plant in combination with a photo-thermal device as claimed in claim 2, characterized in that: the heating tank comprises a tank body and a heating rod arranged in the tank body, and the heating rod is connected with the storage battery.
4. The hydrogen production apparatus in combination with a photo-thermal apparatus as claimed in claim 1, wherein: the outside of the electrolytic tank is provided with a shell, a heat exchange area is formed between the shell and the inner wall of the electrolytic tank, and an air inlet and an air outlet are formed in the shell;
a second heat exchange tube is arranged in a cold water area below the first heat exchange tube in the heat preservation cylinder of the solar water heater body, two ends of the second heat exchange tube are connected with the air inlet and the air outlet, and an induced draft fan is arranged between the air outlet and the second heat exchange tube.
5. The hydrogen plant in combination with a photo-thermal apparatus as claimed in claim 4, wherein: the temperature sensor is arranged in the electrolytic tank and is connected with the induced draft fan through a controller.
6. The hydrogen plant in combination with a photo-thermal apparatus as claimed in claim 4, wherein: the shell is provided with a heat insulation layer.
7. The hydrogen plant in combination with a photo-thermal apparatus as claimed in claim 4, wherein: the outside of the electrolytic tank is provided with a heat conducting fin extending into the heat exchange area.
8. A hydrogen plant in combination with a photo-thermal apparatus as claimed in any one of claims 4 to 7, wherein: the first heat exchange tube and the second heat exchange tube are spiral tubes or coils and are made of copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222474574.5U CN218951511U (en) | 2022-09-19 | 2022-09-19 | Hydrogen production device combined with photo-thermal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222474574.5U CN218951511U (en) | 2022-09-19 | 2022-09-19 | Hydrogen production device combined with photo-thermal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218951511U true CN218951511U (en) | 2023-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222474574.5U Active CN218951511U (en) | 2022-09-19 | 2022-09-19 | Hydrogen production device combined with photo-thermal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218951511U (en) |
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2022
- 2022-09-19 CN CN202222474574.5U patent/CN218951511U/en active Active
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