CN110963462A - Methanol hydrogen production system - Google Patents
Methanol hydrogen production system Download PDFInfo
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- CN110963462A CN110963462A CN201911268815.7A CN201911268815A CN110963462A CN 110963462 A CN110963462 A CN 110963462A CN 201911268815 A CN201911268815 A CN 201911268815A CN 110963462 A CN110963462 A CN 110963462A
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/32—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/02—Processes for making hydrogen or synthesis gas
- C01B2203/0205—Processes for making hydrogen or synthesis gas containing a reforming step
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/12—Feeding the process for making hydrogen or synthesis gas
- C01B2203/1205—Composition of the feed
- C01B2203/1211—Organic compounds or organic mixtures used in the process for making hydrogen or synthesis gas
- C01B2203/1217—Alcohols
- C01B2203/1223—Methanol
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/12—Feeding the process for making hydrogen or synthesis gas
- C01B2203/1258—Pre-treatment of the feed
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Abstract
The invention discloses a methanol hydrogen production system, which relates to the field of methanol hydrogen production and comprises the following components: the raw material collecting device is used for placing the methanol raw material; the filtering device is used for filtering raw material methanol, and three progressive filtering methods are used according to different filtering conditions; a mixed desalting device for desalting the filtered raw material methanol; and the transportation device is used for transporting and moving the raw material methanol. According to the invention, through the raw material collecting device, the filtering device, the coarse filtering device, the fine filtering device and the rectification filtering device, impurities in the methanol are filtered in a progressive mode by the three groups of filtering devices, and particle impurities, floating oil impurities and chemical substances in the methanol are respectively removed, so that the quality of the methanol raw material is purer, the process wastewater generated in the hydrogen production in the later stage is reduced, the process wastewater value generated in the later stage is reduced, and the sewage treatment burden is reduced.
Description
Technical Field
The invention relates to the field of methanol hydrogen production, in particular to a methanol hydrogen production system.
Background
In order to reduce energy consumption and cost in chemical production, the technology of 'electrolysis water hydrogen production' called 'electric tiger' is replaced, and the advanced methanol steam reforming-pressure swing adsorption technology is utilized to prepare pure hydrogen and mixed gas rich in CO2, and hydrogen and carbon dioxide gas can be obtained simultaneously through further post-treatment.
The methanol in the existing methanol hydrogen production system is directly used and cannot be filtered, the methanol may contain impurities, alkanes, alkenes, naphthenes and other diesel components mixed in the transportation process, if the process wastewater value caused by filtering the methane is not high, the sewage treatment burden is increased, and the heat exchange in the existing methanol hydrogen production system adopts a one-time heat exchange mode, but the heat exchange energy consumption is large, and the coking condition is easy to occur due to high temperature.
Disclosure of Invention
The invention aims to: in order to solve the problems that methanol is directly used in the existing methanol hydrogen production system, filtering cannot be performed, and heat exchange is performed in the existing methanol hydrogen production system in a one-time heat exchange mode, the methanol hydrogen production system is provided.
In order to achieve the above object, the present invention provides the following technical solution, a methanol hydrogen production system, comprising:
the raw material collecting device is used for placing the methanol raw material;
the filtering device is used for filtering raw material methanol, and three progressive filtering methods are used according to different filtering conditions;
a mixed desalting device for desalting the filtered raw material methanol;
the transportation device is used for transporting and moving the raw material methanol;
the heat exchange device is used for methanol heat exchange and adopts a stepped heat exchange mode and equipment according to different heat exchange conditions;
the vaporizing device is used for vaporizing the methanol after heat exchange;
the condensing device is used for condensing the vaporized methanol;
the pressure swing adsorption device is used for carrying out pressure swing and adsorption on the condensed methanol;
and the product hydrogen collecting device is used for collecting the finished product hydrogen.
Preferably, filter equipment's inside includes coarse filtration device, fine filtration dress and rectification filter equipment, and coarse filtration device is particle filter equipment, coarse filtration device's inside is provided with the multiunit filter screen, and the filter screen comprises the metal grid material.
Preferably, the inside of smart filter equipment is provided with the milipore filter, and the quantity of milipore filter is the multiunit, the multiunit the milipore filter equidistance distributes in smart filter equipment's inside, and smart filter equipment's one end is provided with out dirty mouthful, smart filter equipment keeps away from one end of a dirty mouthful and is connected with the dismantlement lid.
Preferably, the rectification filter device comprises a small distillation tower, wherein the temperature of the small distillation tower is maintained at 64.7 ℃, and a filter membrane is connected to the outer side of the small distillation tower.
Preferably, the transportation device is a metering pump, an output end of the metering pump is connected with an output pipe, the heat exchange device comprises a preheating heat exchanger and a heating heat exchanger, one end of the output pipe is movably connected with a preheating heater, and the preheating heat exchanger and the heating heat exchanger are both heat exchange oil furnaces.
Preferably, the temperature of the heat exchange oil in the preheating heat exchanger is 30-50 ℃, the temperature of the heat exchange oil in the heating heat exchanger is 50-70 ℃, and the output end of the heating heat exchanger is connected with a vaporizing device.
Preferably, the vaporizing device is a vaporizer, the output end of the vaporizer is connected with a converter, a connecting pipe and a circulating pipe are arranged between the vaporizer and the converter, the outer sides of the connecting pipe and the circulating pipe are both connected with a control valve, and the output end of the vaporizing device is connected with a condensing device.
Preferably, the condensing device is a condenser, the output end of the condenser is connected with a pressure swing adsorption device, the output end of the pressure swing adsorption device is connected with a hydrogen collecting device, and the inside of the hydrogen collecting device is provided with product hydrogen.
Preferably, the method comprises the following steps:
taking out raw material methanol from the inside of a methanol collection device and transporting the raw material methanol to a filter, wherein the methanol firstly passes through the inside of a coarse filter device, a plurality of groups of filter screens with metal structures are arranged in the coarse filter device, particulate matter impurities carried in the methanol can be filtered and removed, no obvious particulate matter exists in the methanol subjected to coarse filtration, then the methanol is fed into a fine filter device, a plurality of groups of ultrafiltration membranes are arranged in the fine filter device, the ultrafiltration membranes can remove tiny particles and floating oil in the methanol, the removed methanol is fed into the rectification filter device again, and dimethyl ether, formaldehyde, acetaldehyde and the like with the boiling point lower than that of the methanol in the methanol are removed by adopting a distillation tower in the rectification filter device;
step two, the methanol with most of impurities removed and desalted water enter a mixing desalting device together, the mixing desalting device can enable the methanol and the desalted water to be mixed together, then salt in the formaldehyde is separated, and the desalted formaldehyde is transported to the inside of a heat exchange device by a metering pump in a transporting device to prepare for heat exchange;
step three, the methanol firstly enters a preheating heat exchange device for preheating, the temperature of the methanol is increased and then the methanol enters a heating heat exchange device, because the temperature of the preheating heat exchange device is not higher than that of the heating heat exchange device, and the temperature of the heating heat exchange device is higher than the boiling point of the methanol, the heated methanol is transported to the interior of a vaporizer by a pipeline for vaporization, in the process of vaporization, part of vaporized steam enters the interior of a condenser for waiting for condensation, the other part of steam enters a converter, and then enters the vaporizer again for vaporization through a circulating pipeline until all the methanol enters the condenser for condensation;
and step four, releasing hydrogen after pressure swing adsorption treatment in the pressure swing adsorption device in the condensed liquid machine, and collecting the hydrogen by using a hydrogen collecting device to finish hydrogen production.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the raw material collecting device, the filtering device, the coarse filtering device, the fine filtering device and the rectification filtering device, the impurities in the methanol are filtered by the three groups of filtering devices in a progressive mode, and the particle impurities, the floating oil impurities and the chemical substances in the methanol are respectively removed, so that the quality of the methanol raw material is purer, the process wastewater generated in the hydrogen production in the later stage is reduced, the process wastewater value generated in the later stage is reduced, and the sewage treatment burden is reduced;
2. the methane heating device also comprises a conveying device, a heat exchange device, a preheating heat exchange device and a heating heat exchange device, wherein the conveying device, the heat exchange device, the preheating heat exchange device and the heating heat exchange device are arranged, so that the heating of the heat exchange device is divided into two links, one link is preheating, the other link is heating, the preheating and the heating aim is to heat methane section by section, the heating effect of methane is better, the energy consumption of a single group of heat conduction oil furnaces is reduced, the section-by-section heating avoids overhigh temperature of heat exchange oil, and the coking condition of the heat exchange oil.
Drawings
FIG. 1 is a flow chart of the system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Referring to fig. 1, a system for producing hydrogen from methanol includes:
the raw material collecting device is used for placing the methanol raw material;
the filtering device is used for filtering raw material methanol, and three progressive filtering methods are used according to different filtering conditions;
a mixed desalting device for desalting the filtered raw material methanol;
the transportation device is used for transporting and moving the raw material methanol;
the heat exchange device is used for methanol heat exchange and adopts a stepped heat exchange mode and equipment according to different heat exchange conditions;
the vaporizing device is used for vaporizing the methanol after heat exchange;
the condensing device is used for condensing the vaporized methanol;
the pressure swing adsorption device is used for carrying out pressure swing and adsorption on the condensed methanol;
and the product hydrogen collecting device is used for collecting the finished product hydrogen.
According to the invention, through the raw material collecting device, the filtering device, the coarse filtering device, the fine filtering device and the rectification filtering device, impurities in the methanol are filtered in a progressive mode by the three groups of filtering devices, and particle impurities, floating oil impurities and chemical substances in the methanol are respectively removed, so that the quality of the methanol raw material is purer, the process wastewater generated in the hydrogen production in the later stage is reduced, the process wastewater value generated in the later stage is reduced, and the sewage treatment burden is reduced.
Please refer to fig. 1, the inside of the filtering device includes a coarse filtering device, a fine filtering device and a rectification filtering device, the coarse filtering device is a particle filtering device, a plurality of sets of filtering nets are arranged inside the coarse filtering device, and the filtering nets are made of metal grating material, and the filtering nets can remove particle impurities mixed in the methane during transportation.
Please refer to fig. 1, the inside of the fine filtering device is provided with ultrafiltration membranes, the number of the ultrafiltration membranes is multiple, the multiple groups of ultrafiltration membranes are equidistantly distributed inside the fine filtering device, one end of the fine filtering device is provided with a sewage outlet, one end of the fine filtering device, which is far away from the sewage outlet, is connected with a detachable cover, and the ultrafiltration membranes can remove and filter floating oil and small particles mixed in by methane in the transportation process.
Referring to fig. 1, the distillation and filtration apparatus includes a small distillation column, in which the temperature of the small distillation column is maintained below 64.7 ℃, a filtration membrane is connected to the outside of the small distillation column, and the temperature of 64.7 ℃ is the boiling point of methane, and since some of the chemicals mixed in the methane are lower than the boiling point of methane, the chemicals can be removed by distillation.
Please refer to fig. 1, the transportation device is a metering pump, an output end of the metering pump is connected with an output pipe, the heat exchange device comprises a preheating heat exchanger and a heating heat exchanger, one end of the output pipe is movably connected with a preheating heater, the preheating heat exchanger and the heating heat exchanger are both heat exchange oil furnaces, and one side of the heat exchange oil furnace is connected with an oil pump which can pump out the heat exchange oil for heat exchange.
Please refer to fig. 1, the temperature of the heat exchange oil in the preheating heat exchanger is 30-50 ℃, the temperature of the heat exchange oil in the heating heat exchanger is 50-70 ℃, and the output end of the heating heat exchanger is connected with a vaporizing device, the winning heating of the heat exchange device is divided into two links through the arranged conveying device, the heat exchange device, the preheating heat exchange device and the heating heat exchange device, one link is preheating and the other link is heating, the purpose of preheating and heating is to heat methane section by section, so that the heating effect of methane is better, the energy consumption of a single group of heat conduction oil furnaces is reduced, the overhigh temperature of the heat exchange oil is avoided by heating section by section, and the coking condition of the heat exchange oil is avoided.
Please refer to fig. 1, the vaporizer is a vaporizer, the output end of the vaporizer is connected to the converter, a connecting pipe and a circulating pipe are arranged between the vaporizer and the converter, the outer sides of the connecting pipe and the circulating pipe are connected to control valves, the output end of the vaporizer is connected to a condensing device, and the circulating pipe arranged between the vaporizer and the converter can vaporize methane for multiple times to avoid incomplete vaporization of methane.
Please refer to fig. 1, the condensing device is a condenser, the output end of the condenser is connected to a pressure swing adsorption device, the output end of the pressure swing adsorption device is connected to a hydrogen collecting device, and the hydrogen collecting device is internally provided with hydrogen, which is convenient for hydrogen storage, and can also be connected to other solidifying devices to solidify and store hydrogen.
Please refer to fig. 1, which includes the following steps:
taking out raw material methanol from the inside of a methanol collection device and transporting the raw material methanol to a filter, wherein the methanol firstly passes through the inside of a coarse filter device, a plurality of groups of filter screens with metal structures are arranged in the coarse filter device, particulate matter impurities carried in the methanol can be filtered and removed, no obvious particulate matter exists in the methanol subjected to coarse filtration, then the methanol is fed into a fine filter device, a plurality of groups of ultrafiltration membranes are arranged in the fine filter device, the ultrafiltration membranes can remove tiny particles and floating oil in the methanol, the removed methanol is fed into the rectification filter device again, and dimethyl ether, formaldehyde, acetaldehyde and the like with the boiling point lower than that of the methanol in the methanol are removed by adopting a distillation tower in the rectification filter device;
step two, the methanol with most of impurities removed and desalted water enter a mixing desalting device together, the mixing desalting device can enable the methanol and the desalted water to be mixed together, then salt in the formaldehyde is separated, and the desalted formaldehyde is transported to the inside of a heat exchange device by a metering pump in a transporting device to prepare for heat exchange;
step three, the methanol firstly enters a preheating heat exchange device for preheating, the temperature of the methanol is increased and then the methanol enters a heating heat exchange device, because the temperature of the preheating heat exchange device is not higher than that of the heating heat exchange device, and the temperature of the heating heat exchange device is higher than the boiling point of the methanol, the heated methanol is transported to the interior of a vaporizer by a pipeline for vaporization, in the process of vaporization, part of vaporized steam enters the interior of a condenser for waiting for condensation, the other part of steam enters a converter, and then enters the vaporizer again for vaporization through a circulating pipeline until all the methanol enters the condenser for condensation;
and step four, releasing hydrogen after pressure swing adsorption treatment in the condensed liquid machine, collecting the hydrogen by using a hydrogen collecting device to complete hydrogen production, wherein the process is simple and convenient to operate, and the process of producing hydrogen from methane is more perfected through multiple times of filtration and double heating.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. A system for producing hydrogen from methanol, comprising:
the raw material collecting device is used for placing the methanol raw material;
the filtering device is used for filtering raw material methanol, and three progressive filtering methods are used according to different filtering conditions;
a mixed desalting device for desalting the filtered raw material methanol;
the transportation device is used for transporting and moving the raw material methanol;
the heat exchange device is used for methanol heat exchange and adopts a stepped heat exchange mode and equipment according to different heat exchange conditions;
the vaporizing device is used for vaporizing the methanol after heat exchange;
the condensing device is used for condensing the vaporized methanol;
the pressure swing adsorption device is used for carrying out pressure swing and adsorption on the condensed methanol;
and the product hydrogen collecting device is used for collecting the finished product hydrogen.
2. A system for producing hydrogen from methanol as defined in claim 1, wherein: the inside of filter equipment includes coarse filtration device, fine filtration dress and rectification filter equipment, and coarse filtration device is particle filter equipment, coarse filtration device's inside is provided with the multiunit filter screen, and the filter screen comprises the metal grid material.
3. A system for producing hydrogen from methanol as defined in claim 2, wherein: the inside of smart filter equipment is provided with the milipore filter, and the quantity of milipore filter is the multiunit, multiunit the milipore filter equidistance distributes in smart filter equipment's inside, and smart filter equipment's one end is provided with out dirty mouthful, smart filter equipment keeps away from one end of a dirty mouthful and is connected with the dismantlement lid.
4. A system for producing hydrogen from methanol as defined in claim 2, wherein: the rectification filter device comprises a small distillation tower, wherein the temperature of the small distillation tower is maintained at 64.7 ℃, and a filter membrane is connected to the outer side of the small distillation tower.
5. A system for producing hydrogen from methanol as defined in claim 1, wherein: the conveying device is a metering pump, an output end of the metering pump is connected with an output pipe, the heat exchange device comprises a preheating heat exchanger and a heating heat exchanger, one end of the output pipe is movably connected with the preheating heater, and the preheating heat exchanger and the heating heat exchanger are both heat exchange oil furnaces.
6. A system for producing hydrogen from methanol as defined in claim 1, wherein: the temperature of the heat exchange oil in the preheating heat exchanger is 30-50 ℃, the temperature of the heat exchange oil in the heating heat exchanger is 50-70 ℃, and the output end of the heating heat exchanger is connected with a vaporizing device.
7. A system for producing hydrogen from methanol as defined in claim 1, wherein: the vaporizer is a vaporizer, the output end of the vaporizer is connected with a converter, a connecting pipe and a circulating pipe are arranged between the vaporizer and the converter, the outer sides of the connecting pipe and the circulating pipe are connected with control valves, and the output end of the vaporizer is connected with a condensing device.
8. A system for producing hydrogen from methanol as defined in claim 1, wherein: the condensing device is a condenser, the output end of the condenser is connected with a pressure swing adsorption device, the output end of the pressure swing adsorption device is connected with a hydrogen collecting device, and product hydrogen is arranged inside the hydrogen collecting device.
9. A system for producing hydrogen from methanol as defined in claim 1, comprising the steps of:
taking out raw material methanol from the inside of a methanol collection device and transporting the raw material methanol to a filter, wherein the methanol firstly passes through the inside of a coarse filter device, a plurality of groups of filter screens with metal structures are arranged in the coarse filter device, particulate matter impurities carried in the methanol can be filtered and removed, no obvious particulate matter exists in the methanol subjected to coarse filtration, then the methanol is fed into a fine filter device, a plurality of groups of ultrafiltration membranes are arranged in the fine filter device, the ultrafiltration membranes can remove tiny particles and floating oil in the methanol, the removed methanol is fed into the rectification filter device again, and dimethyl ether, formaldehyde, acetaldehyde and the like with the boiling point lower than that of the methanol in the methanol are removed by adopting a distillation tower in the rectification filter device;
step two, the methanol with most of impurities removed and desalted water enter a mixing desalting device together, the mixing desalting device can enable the methanol and the desalted water to be mixed together, then salt in the formaldehyde is separated, and the desalted formaldehyde is transported to the inside of a heat exchange device by a metering pump in a transporting device to prepare for heat exchange;
step three, the methanol firstly enters a preheating heat exchange device for preheating, the temperature of the methanol is increased and then the methanol enters a heating heat exchange device, because the temperature of the preheating heat exchange device is not higher than that of the heating heat exchange device, and the temperature of the heating heat exchange device is higher than the boiling point of the methanol, the heated methanol is transported to the interior of a vaporizer by a pipeline for vaporization, in the process of vaporization, part of vaporized steam enters the interior of a condenser for waiting for condensation, the other part of steam enters a converter, and then enters the vaporizer again for vaporization through a circulating pipeline until all the methanol enters the condenser for condensation;
and step four, releasing hydrogen after pressure swing adsorption treatment in the pressure swing adsorption device in the condensed liquid machine, and collecting the hydrogen by using a hydrogen collecting device to finish hydrogen production.
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| CN201911268815.7A CN110963462A (en) | 2019-12-11 | 2019-12-11 | Methanol hydrogen production system |
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| CN201911268815.7A CN110963462A (en) | 2019-12-11 | 2019-12-11 | Methanol hydrogen production system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113976044A (en) * | 2021-10-27 | 2022-01-28 | 深圳市沃尔奔达新能源股份有限公司 | Methanol hydrogen production power generation system |
| CN116946975A (en) * | 2023-09-20 | 2023-10-27 | 内蒙古东景生物环保科技有限公司 | Intensive methyl alcohol hydrogen manufacturing sled dress formula equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201823407U (en) * | 2010-09-29 | 2011-05-11 | 倪宗荣 | Physical multistage filtering purifier |
| CN102627259A (en) * | 2012-03-27 | 2012-08-08 | 成都赛普瑞兴科技有限公司 | Method for preparing hydrogen by methanol-water reforming |
| CN104671203A (en) * | 2015-02-04 | 2015-06-03 | 沾化瑜凯新材料科技有限公司 | Method for generating hydrogen through methanol decomposition and pressure swing adsorption |
| CN208911500U (en) * | 2018-05-21 | 2019-05-31 | 广州新世纪新能源发展有限公司 | A kind of extracting rectifying device of water-normal propyl alcohol azeotropic system |
| WO2019212072A1 (en) * | 2018-05-02 | 2019-11-07 | 한국과학기술원 | Acetic acid production method using dry reforming process using carbon dioxide and system for same |
-
2019
- 2019-12-11 CN CN201911268815.7A patent/CN110963462A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201823407U (en) * | 2010-09-29 | 2011-05-11 | 倪宗荣 | Physical multistage filtering purifier |
| CN102627259A (en) * | 2012-03-27 | 2012-08-08 | 成都赛普瑞兴科技有限公司 | Method for preparing hydrogen by methanol-water reforming |
| CN104671203A (en) * | 2015-02-04 | 2015-06-03 | 沾化瑜凯新材料科技有限公司 | Method for generating hydrogen through methanol decomposition and pressure swing adsorption |
| WO2019212072A1 (en) * | 2018-05-02 | 2019-11-07 | 한국과학기술원 | Acetic acid production method using dry reforming process using carbon dioxide and system for same |
| CN208911500U (en) * | 2018-05-21 | 2019-05-31 | 广州新世纪新能源发展有限公司 | A kind of extracting rectifying device of water-normal propyl alcohol azeotropic system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113976044A (en) * | 2021-10-27 | 2022-01-28 | 深圳市沃尔奔达新能源股份有限公司 | Methanol hydrogen production power generation system |
| CN116946975A (en) * | 2023-09-20 | 2023-10-27 | 内蒙古东景生物环保科技有限公司 | Intensive methyl alcohol hydrogen manufacturing sled dress formula equipment |
| CN116946975B (en) * | 2023-09-20 | 2023-11-24 | 内蒙古东景生物环保科技有限公司 | Intensive methyl alcohol hydrogen manufacturing sled dress formula equipment |
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