CN213184369U - Novel low-energy-consumption methanol-water reforming hydrogen production power generation system - Google Patents
Novel low-energy-consumption methanol-water reforming hydrogen production power generation system Download PDFInfo
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- CN213184369U CN213184369U CN202020949952.9U CN202020949952U CN213184369U CN 213184369 U CN213184369 U CN 213184369U CN 202020949952 U CN202020949952 U CN 202020949952U CN 213184369 U CN213184369 U CN 213184369U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
The utility model discloses a novel low energy consumption methanol-water reforming hydrogen production power generation system, include: the hydrogen fuel power generation system comprises a raw material storage device, a raw material conveying device, a reforming purification and tail gas treatment integrated device, a hydrogen fuel power generation device, a lithium ion power storage device, a control device and a DC-DC device, wherein the raw material conveying device is respectively connected with the raw material storage device and the reforming purification and tail gas treatment integrated device through pipelines, the hydrogen fuel power generation device is connected with the reforming purification and tail gas treatment integrated device through pipelines, and the lithium ion power storage device, the control device and the DC-DC device are respectively electrically connected with the hydrogen fuel cell power generation device. The utility model discloses simple structure, energy-concerving and environment-protective, conversion efficiency is high, convenient to use, the utility model discloses utilize the heat that each reacting chamber gived off, the heat of combustion chamber and the heat of burning tail gas to the at utmost, reduce the heat to the atmospheric environment input, be used for the required power consumption of entire system with the electric quantity that produces, realized the self-sufficiency of the inside power consumption of system.
Description
Technical Field
The utility model relates to a hydrogen manufacturing technical field, in particular to novel low energy consumption methanol-water reforming hydrogen manufacturing power generation system.
Background
With the rapid development of science and technology, the compliance with the emerging technology derived from the current environment is also changing day by day. Among many new emerging technical products, the fuel cell power generation technology is one of the most popular new technologies due to its environmental protection, strong environmental adaptability and long cycle life.
The hydrogen fuel cell power generation device has the advantages that the main raw materials are hydrogen and air, the product is only pure water, and the electricity required by people in life can be continuously supplied. At present, raw material gas used in fuel cell equipment is mainly derived from hydrogen prepared in advance and stored in a high-pressure steel cylinder, but the popularization of the raw material gas in daily life is greatly limited due to the fact that the storage and transportation of the hydrogen account for the higher proportion of the raw material cost.
The technology for preparing hydrogen by reforming methanol and water is a technology for preparing hydrogen by catalytically reforming raw material methanol and water. The small methanol water hydrogen production device has quite wide prospect due to the advantages of convenient transportation, low cost and the like. The small methanol water reforming hydrogen production device belongs to strong endothermic oxidation-reduction reaction, needs to provide a large amount of heat from the outside to promote the reaction, simultaneously, gases generated immediately after the reaction, such as hydrogen, CO2, CH4, water vapor and the like, have higher temperature, the high-temperature hydrogen is more beneficial to compression or use after being cooled, and the direct emission of other tail gases can cause the equipment to aggravate aging and energy loss.
Therefore, engineering technicians in the field need to develop a novel low-energy-consumption methanol-water reforming hydrogen production power generation system with simple structure, energy conservation, environmental protection and high conversion efficiency so as to meet the requirements of current production and living.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a novel low energy consumption methanol-water reforming hydrogen production power generation system that simple structure is energy-concerving and environment-protective, conversion efficiency is high.
In order to solve the technical problem, the utility model discloses a technical scheme does:
a novel low energy consumption methanol-water reforming hydrogen production power generation system comprises: the hydrogen fuel power generation system comprises a raw material storage device, a raw material conveying device, a reforming purification and tail gas treatment integrated device, a hydrogen fuel power generation device, a lithium ion power storage device, a control device and a DC-DC device, wherein the raw material conveying device is respectively connected with the raw material storage device and the reforming purification and tail gas treatment integrated device through pipelines, the hydrogen fuel power generation device is connected with the reforming purification and tail gas treatment integrated device through pipelines, and the lithium ion power storage device, the control device and the DC-DC device are respectively electrically connected with the hydrogen fuel power generation device.
Preferably, the integrated reforming purification tail gas treatment device comprises: reforming reaction room, purification room, tail gas treatment room, combustion chamber, reforming reaction room, purification room, tail gas treatment room are square, and/or rectangle and/or fillet quadrangle cavity structures respectively, the upper portion of combustion chamber is provided with evaporating coil, the reforming reaction room sets up one side of purification room, the tail gas treatment room sets up the opposite side of purification room, the purification room respectively with reforming reaction room, tail gas treatment room pipe connection, the exit of the reforming reaction room of institute is equipped with high temperature filter.
Preferably, the raw material conveying device comprises a conveying pipe and a feeding pump, the feeding pump is arranged on the conveying pipe, one end of the conveying pipe is in through connection with the reforming reaction chamber, the other end of the conveying pipe is in through connection with the raw material storage device, heat exchangers are respectively arranged between the reforming reaction chamber and the feeding pump, and high-temperature-resistant filters are arranged at two ends of the reforming reaction chamber, the purification chamber and the tail gas treatment chamber.
Preferably, the heat exchanger is a high-temperature-resistant plate heat exchanger
Preferably, a catalyst is arranged in the tail gas treatment chamber, and one side of the tail gas treatment chamber is connected with the combustion chamber pipeline.
Preferably, a blast-ignition device and a smoke exhaust pipe are arranged in the combustion chamber;
preferably, a multilayer membrane separator is arranged in the purifying chamber.
The beneficial effects of the utility model reside in that:
the utility model discloses simple structure, energy-concerving and environment-protective, conversion efficiency is high, convenient to use, and the heat that each reaction chamber gived off, the heat of combustion chamber and the heat of burning tail gas are utilized to the at utmost to reforming-purification-tail gas treatment integration device, heat cold feedstock liquid to hot feedstock steam even of hot feedstock liquid. The design of the smoke exhaust straight/coil pipe at the top of the integration device makes full use of the heat of combustion tail gas, and the heat is transferred to the reaction chamber by contacting with the reforming reaction chamber, so that the temperature of the tail gas at the smoke outlet is lower, the overheating, aging and damage to the smoke exhaust pipe are reduced, and meanwhile, the heat input to the atmospheric environment is also reduced. The fuel cell-battery electricity storage power generation equipment reasonably uses the generated electricity to the electricity needed by the whole system, and self-sufficiency of electricity utilization inside the system is realized.
Drawings
FIG. 1 is a schematic diagram of a hydrogen production power generation system in an embodiment of the novel low-energy-consumption methanol-water reforming hydrogen production power generation system of the present invention;
FIG. 2 is a schematic diagram of a heat exchanger in an embodiment of the novel low-energy-consumption methanol-water reforming hydrogen production power generation system of the present invention;
fig. 3 is a schematic structural diagram of the reforming purification tail gas treatment and integration device in the embodiment of the novel low-energy-consumption methanol-water reforming hydrogen production power generation system.
In the figure, 1-a raw material storage device, 2-a raw material conveying device, 3-a reforming purification and tail gas treatment integrated device, 31-a reforming reaction chamber, 32-a purification chamber, 33-a tail gas treatment chamber, 34-a heat exchanger, 35-a feeding pump, 36-a high-temperature resistant filter, 37-a combustion chamber, 38-a flow limiting valve, 39-an evaporation coil,
4-hydrogen fuel power generation device, 5-lithium ion storage device, 6-control device and 7-DC-DC device.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-3, a novel low-energy-consumption methanol-water reforming hydrogen production power generation system comprises: the hydrogen fuel power generation system comprises a raw material storage device 1, a raw material conveying device 2, a reforming purification and tail gas treatment integrated device 3, a hydrogen fuel power generation device 4, a lithium ion power storage device 5, a control device 6 and a DC-DC device 7, wherein the raw material conveying device 2 is respectively connected with the raw material storage device 1 and the reforming purification and tail gas treatment integrated device 3 through pipelines, the hydrogen fuel power generation device 4 is connected with the reforming purification and tail gas treatment integrated device 3 through pipelines, and the lithium ion power storage device 5, the control device 6 and the DC-DC device 7 are respectively electrically connected with the hydrogen fuel power generation device 4.
Specifically, in the present embodiment, as shown in fig. 1, the temperature-reduced high-purity hydrogen gas output by the reforming-purifying-tail gas treatment integrated device 3 enters the hydrogen fuel reaction power generation device 4, the lithium ion storage device 5 is used for storing excess electric quantity, another part of the output electricity is used for the electric energy required by the control device 6 and the DC-DC device 7, and the current converted by the DC-DC device 7 is used for supporting the normal operation of the feed pump 35 and the blowing-ignition device, and is also output to the external power supply for other equipment.
The preferred embodiment of the present invention provides an integration device 3 for reforming and purifying tail gas, comprising: the device comprises a reforming reaction chamber 31, a purification chamber 32, a tail gas treatment chamber 33 and a combustion chamber 37, wherein the reforming reaction chamber 31, the purification chamber 32 and the tail gas treatment chamber 33 are respectively of square, rectangular and/or fillet quadrilateral cavity structures, an evaporation coil 39 is arranged at the upper part of the combustion chamber 37, the reforming reaction chamber 31 is arranged at one side of the purification chamber 32, the tail gas treatment chamber 33 is arranged at the other side of the purification chamber 32, the purification chamber 32 is respectively connected with the reforming reaction chamber 31 and the tail gas treatment chamber 33 through pipelines, and the combustion chamber 37 is arranged.
Specifically, in this embodiment, the cold methanol-water raw material liquid enters the plate heat exchanger through the pump, and flows into the reforming reaction chamber 31, the purification chamber 32, and the tail gas treatment chamber 33 through the pipeline and the evaporation coil 39 after exchanging heat with the high-temperature hydrogen gas, and meanwhile, the reforming reaction chamber 31 and the smoke exhaust pipe contact for heat exchange; the raw material liquid enters the reforming reaction chamber 31 through the pipeline-evaporation coil 39 to carry out reforming reaction; the bottom of the evaporation coil 39 is provided with a combustion chamber 37, and the top is provided with a reforming reaction chamber 31 and a purification chamber 32.
The utility model discloses in the embodiment of preferred, raw materials conveyor includes a conveying pipeline, charge pump 35, and charge pump 35 sets up on the conveying pipeline, the one end and the reforming reaction chamber 31 through connection of conveying pipeline, the other end and the raw materials storage device through connection of conveying pipeline are equipped with heat exchanger 34 between reforming reaction chamber 31 and the charge pump 35 respectively, and reforming reaction chamber 31, purification room 32, 33 both ends of tail gas treatment room all have resistant filter 36.
In the preferred embodiment of the present invention, the heat exchanger 36 is a high temperature resistant plate heat exchanger
In the preferred embodiment of the present invention, the inside of the tail gas treatment chamber 33 is provided with a catalyst, and the tail gas treatment chamber 33 is connected to the combustion chamber 37 by a pipeline.
Specifically, in this embodiment, as shown in fig. 3, a combustion chamber 37 is disposed at the bottom of the reforming reaction chamber 31, a reactor and a tower plate are disposed in the reforming reaction chamber, a reforming catalyst is filled in the reforming reaction chamber, and hot hydrogen generated by the reaction and other gas products enter the purification chamber 32 through a high temperature resistant filter; a multilayer membrane separator is arranged in the purification chamber 32 and used for separating hydrogen from other product gases, the purified high-temperature hydrogen enters the tail gas treatment chamber, and the filtered other gases enter the combustion chamber through the one-way flow limiting valve to be combusted; the tail gas treatment chamber is provided with a filled catalyst, high-temperature resistant filters are arranged at the inlet and the outlet, and the treated tail gas mainly comprises high-purity hydrogen and a small amount of methane; after passing through the high-temperature-resistant filter, part of the gas enters an inlet at the lower end of the plate heat exchanger to exchange heat with cold raw material liquid;
in the preferred embodiment of the present invention, the combustion chamber 37 is internally provided with a blast-ignition device and a smoke exhaust pipe;
specifically, in this embodiment, the fuel gas introduced through the flow limiting valve 38 and the air are combusted to release a large amount of heat to provide heat required for the reaction, and the combusted tail gas flows through the smoke exhaust pipeline from the smoke exhaust pipe at the top of the combustion chamber 37, exchanges heat with the reforming reaction chamber 31 to reduce the temperature, and is then exhausted to the external environment
Specifically, in this embodiment, the tail of the combustion chamber 37 is provided with a blowing-ignition device, the combustion reaction of hydrogen and air is performed in the combustion chamber 37, and high-temperature flue gas generated by combustion is discharged through the smoke discharge pipe.
In the preferred embodiment of the present invention, a multi-layer membrane separator is disposed in the purification chamber 32.
Specifically, in this embodiment, the fuel tank is connected to an inlet of the feed pump, the cold fuel enters a cold raw material liquid inlet at the lower end of the heat exchanger and is output from an output port at the upper end, and the raw material liquid after heat exchange flows through the reforming reaction chamber 31, the purification chamber 32, and the tail gas treatment chamber 33 along a pipeline of the evaporation coil 39 in sequence and enters the reforming reaction chamber from an inlet at the bottom of the reforming reaction chamber 31. High temperature resistant filters 36 are arranged at two ends of the reforming reaction chamber 31, the purification chamber 32 and the tail gas treatment chamber 33, and hydrogen prepared by reaction flows into a plate heat exchanger and a combustion chamber 37 connected with a lower end pipeline;
the embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (7)
1. The utility model provides a novel low energy consumption methanol-water reforming hydrogen production power generation system which characterized in that includes: the hydrogen fuel power generation system comprises a raw material storage device, a raw material conveying device, a reforming purification and tail gas treatment integrated device, a hydrogen fuel power generation device, a lithium ion power storage device, a control device and a DC-DC device, wherein the raw material conveying device is respectively connected with the raw material storage device and the reforming purification and tail gas treatment integrated device through pipelines, the hydrogen fuel power generation device is connected with the reforming purification and tail gas treatment integrated device through pipelines, and the lithium ion power storage device, the control device and the DC-DC device are respectively electrically connected with the hydrogen fuel power generation device.
2. The system of claim 1, wherein the integrated device for reforming and purifying the tail gas comprises: reforming reaction room, purification room, tail gas treatment room, combustion chamber, reforming reaction room, purification room, tail gas treatment room are square, and/or rectangle and/or fillet quadrangle cavity structures respectively, the upper portion of combustion chamber is provided with evaporating coil, the reforming reaction room sets up one side of purification room, the tail gas treatment room sets up the opposite side of purification room, the purification room respectively with reforming reaction room, tail gas treatment room pipe connection, the exit of reforming reaction room is equipped with high temperature filter.
3. The system according to claim 2, wherein the raw material conveying device comprises a feed pipe and a feed pump, the feed pump is disposed on the feed pipe, one end of the feed pipe is connected to the reforming reaction chamber in a penetrating manner, the other end of the feed pipe is connected to the raw material storage device in a penetrating manner, heat exchangers are disposed between the reforming reaction chamber and the feed pump, and high temperature filters are disposed at two ends of the reforming reaction chamber, the purification chamber and the tail gas treatment chamber.
4. The system of claim 3, wherein the heat exchanger is a high temperature resistant plate heat exchanger.
5. The novel low-energy-consumption methanol-water reforming hydrogen production power generation system of claim 2, wherein a catalyst is arranged inside the tail gas treatment chamber, and one side of the tail gas treatment chamber is connected with the combustion chamber through a pipeline.
6. The novel low-energy-consumption methanol-water reforming hydrogen production power generation system of claim 2, wherein a blast-ignition device and a smoke exhaust pipe are arranged in the combustion chamber.
7. The system of claim 2, wherein a multi-layer membrane separator is arranged in the purification chamber.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020949952.9U CN213184369U (en) | 2020-05-29 | 2020-05-29 | Novel low-energy-consumption methanol-water reforming hydrogen production power generation system |
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| CN202020949952.9U CN213184369U (en) | 2020-05-29 | 2020-05-29 | Novel low-energy-consumption methanol-water reforming hydrogen production power generation system |
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| CN213184369U true CN213184369U (en) | 2021-05-11 |
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| CN202020949952.9U Active CN213184369U (en) | 2020-05-29 | 2020-05-29 | Novel low-energy-consumption methanol-water reforming hydrogen production power generation system |
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