CN214087705U - Methanol hydrogen production device for ship hydrogen engine - Google Patents
Methanol hydrogen production device for ship hydrogen engine Download PDFInfo
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- CN214087705U CN214087705U CN202022649971.2U CN202022649971U CN214087705U CN 214087705 U CN214087705 U CN 214087705U CN 202022649971 U CN202022649971 U CN 202022649971U CN 214087705 U CN214087705 U CN 214087705U
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The utility model discloses a methyl alcohol hydrogen plant that boats and ships hydrogen engine was used, including heat accumulator, vaporization overheat coil pipe and with the light wave pipe of heat accumulator intercommunication, heat accumulator upper portion is equipped with blast pipe, right side and is equipped with the combustor valve. The utility model discloses avoided the big problem of power consumption, utilized the waste heat after the hydrogen energy burning to come vaporization, overheated schizolysis conversion hydrogen manufacturing, made mixed liquid hydrogen manufacturing environmental protection health, economy, energy-conservation more of methanol and water, walked out an energy saving and emission reduction's environmental protection road for industry methyl alcohol hydrogen manufacturing, utilized the tail gas temperature circulation hydrogen manufacturing that hydrogen plant self produced to satisfy all walks each business to the hydrogen energy demand.
Description
Technical Field
The utility model relates to a hydrogen preparation relevant field specifically is a methyl alcohol hydrogen plant that boats and ships hydrogen engine was used.
Background
The hydrogen production from methanol refers to a process of mixing methanol and water vapor, and then subjecting the mixture to the action of a catalyst under certain temperature and pressure conditions to cause the methanol to undergo a cracking reaction and finally obtain hydrogen and carbon dioxide. The main chemical reaction formula of reforming methanol and steam is as follows:
CH_3OH→CO+2H2(1)；CH_3OH→CO+(1)+H2(2)；CH_3OH+H_2O→
CO2+3H2(3)
the methanol-to-hydrogen method in industry is characterized by that the methanol and desalted water are mixed according to a certain proportion, then fed into vaporization tower to make vaporization, the vaporized water-methanol steam is passed through superheater and superheated, then fed into converter, the catalyst is placed in the converter, and the water-methanol steam is undergone the action of catalyst to make cracking reaction in the converter to produce hydrogen gas and carbon dioxide.
The main defects of the methanol hydrogen production equipment in the prior art are as follows: 1. the whole equipment is large and complex, and the manufacturing cost is high; 2. the heat conduction oil used for providing a heat source for the superheater and the converter is heated by a stainless steel thermocouple, so that the heat conduction oil has uneven heating area, large power consumption, fouling resistance and short service life; 3. a pressure container needs to be built, and the pipe arrangement in the container is complex in construction, long in construction period, time-consuming and labor-consuming; 4. a large amount of heat conducting oil is generally filled in the shell pass of the pressure container, and the heat conducting oil is used for vaporizing mixed gas entering an additive in a heat exchange cracker, and directly vaporizing and cracking the mixed gas to convert the mixed gas into hydrogen.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the above-mentioned insufficiency, the utility model provides a methanol hydrogen production device that boats and ships hydrogen engine used herein.
The utility model is realized by constructing a methanol hydrogen production device for a ship hydrogen engine, the device comprises a heat accumulator, a vaporization overheating coil and a light wave tube communicated with the heat accumulator, wherein the upper part of the heat accumulator is provided with an exhaust pipe, the right side of the heat accumulator is provided with a burner valve, a gasification pipe and a superheater pipe are arranged in the vaporization superheater coil pipe, an exhaust pipe of the heat accumulator is communicated with the superheater pipe in the vaporization superheater coil pipe, the air inlet of the gasification pipe of the vaporization overheating coil pipe is communicated with a liquid supply pump, the air outlet of the gasification pipe of the vaporization overheating coil pipe is communicated with a cracker, a buffer tube is communicated with the cracker, a flame arrester is communicated with the buffer tube, the flame arresting end of the flame arrester is communicated with a hydrogen outlet valve, the other end of the hydrogen outlet valve is connected with a combustor, the other end of the combustor is connected with a gas generator set, and a heat storage ball is communicated with a hot gas diffusion pipe of the combustor.
Preferably, a pressure gauge and an air inlet valve for protecting the vaporizing and overheating coil are arranged between the liquid supply pump and the vaporizing and overheating coil.
Preferably, the liquid supply pump is a metering pump with the flow controlled by the controller.
Preferably, a heat accumulator thermometer is arranged inside the heat accumulator.
Preferably, controlled valves are arranged between the vaporization overheating coil and the heat accumulator, between the vaporization overheating coil and the cracker, between the cracker and the buffer tube, and between the flame arrester and the burner.
Preferably, the controlled valve comprises a mixed liquid inlet valve, a metering pump outlet valve, a cracker valve, a converted hydrogen outlet valve, a blowdown valve, a buffer tube air inlet valve, a safety valve, a buffer tube outlet valve, a blowdown valve, a control valve and a burner valve.
Preferably, the system also comprises a PLC controller, wherein the PLC controller is respectively electrically connected with the air inlet valve, the pressure gauge, the metering pump, the heat accumulator thermometer, the hydrogen outlet valve and the controlled valve.
Preferably, the heat accumulator is filled with heat accumulation balls, and after the light wave tube heats, the heat accumulation balls also heat and conduct to the cracker and the vaporization overheating coil pipe, so that the mixed liquid is vaporized and overheated, enters the cracker, is cracked and converted into hydrogen fuel, enters the gas generator through the buffer tube outlet valve, and generates electricity.
Preferably, after the heat storage ball in the heat accumulator is heated to 250 ℃, the power supply is automatically turned off by a relay, the produced hydrogen fuel can intelligently turn on the burner under the PLC controller, and the heat storage ball is heated to 250 ℃, so that hydrogen is produced in a reciprocating cycle manner to meet the requirement of a gas engine to drive a ship.
The utility model has the advantages of as follows: the utility model provides a methanol hydrogen production device that boats and ships hydrogen engine was used here through the improvement, compare with equipment of the same type, have following improvement:
the advantages are that: a methyl alcohol hydrogen plant that boats and ships hydrogen engine was used has avoided the big problem of power consumption, utilizes the waste heat after the hydrogen energy burning to vaporize, overheated schizolysis conversion hydrogen manufacturing, makes mixed liquid hydrogen manufacturing environmental protection health, economy, energy-conservation of methyl alcohol and water more, for industry methyl alcohol hydrogen manufacturing walk out an energy saving and emission reduction's environmental protection road, utilizes the tail gas temperature circulation hydrogen manufacturing of hydrogen plant self production to satisfy all walks each industry to the hydrogen energy demand.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein: the device comprises a heat accumulator-1, a light wave tube-2, a vaporization overheating coil-3, a cracker-4, a metering pump-5, a mixed liquid inlet valve-6, a metering pump outlet valve-7, a pressure gauge-8, a gas inlet valve-9, a heat accumulator thermometer 10, a cracker valve-11, a thermometer-12, an exhaust pipe-13, a converted hydrogen outlet valve-14, a blow-down valve-15, a buffer pipe air inlet valve-16, a buffer pipe-17, a safety valve-18, a buffer pipe outlet valve-19, a blow-down valve-20, a flame arrester-21, a hydrogen outlet valve-22, a control valve-23, a combustor valve-24, a combustor-25 and a gas generator set-26.
Detailed Description
The present invention will be described in detail with reference to the accompanying fig. 1, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a methanol hydrogen production device for a ship hydrogen engine through improvement, which comprises a heat accumulator 1, a vaporization overheating coil 3 and a light wave tube 2 communicated with the heat accumulator 1, wherein the upper part of the heat accumulator 1 is provided with an exhaust pipe 13, the right side is provided with a burner valve 24, a gasification pipe and a superheater pipe are arranged in the vaporization superheater coil 3, an exhaust pipe 13 of the heat accumulator 1 is communicated with the superheater pipe in the vaporization superheater coil 3, an air inlet of the gasification pipe of the vaporization superheater coil 3 is communicated with a liquid supply pump, an air outlet of the gasification pipe of the vaporization superheater coil 3 is communicated with a cracker 4, the cracker 4 is communicated with a buffer pipe 17, the buffer pipe 17 is communicated with a flame arrester 21, a flame arresting end of the flame arrester 21 is communicated with a hydrogen outlet valve 22, the other end of the hydrogen outlet valve 22 is connected with a burner 25, the other end of the burner 25 is connected with a gas generator set 26, and a heat accumulating ball is communicated with a hot gas diffusion pipe of the burner 25.
Further, a pressure gauge 8 and an air inlet valve 9 for protecting the vaporization overheating coil 3 are arranged between the liquid supply pump and the vaporization overheating coil 3, the pressure gauge 8 can detect the pressure of vaporization, and the operation safety is guaranteed.
Further, the liquid supply pump is a metering pump 5 capable of controlling the flow rate by a controller, and the dosage of the mixed liquid of methanol and water can be controlled by the metering pump 5 according to the use requirement, so that the hydrogen output is controlled.
Further, a heat accumulator thermometer 10 is arranged in the heat accumulator 1, a hydrogen burner thermometer is arranged on the burner 25, and the burner thermometer is provided with the stability in the heat accumulator 1, so that the temperature of the heat accumulator 1 is controlled by adjusting the waste heat firepower of the burner 25, and meanwhile, the mixed liquid of vaporization, overheating and cracking hydrogen production is controlled to circulate in the heat accumulator 1.
Further, controlled valves are arranged between the vaporization overheating coil 3 and the heat accumulator 1, between the vaporization overheating coil 3 and the cracker 4, between the cracker 4 and the buffer tube 17, and between the flame arrester 21 and the burner 25, and the controlled valves are convenient for controlling the running process of the whole device.
Further, the controlled valves include a mixed liquid inlet valve 6, a metering pump outlet valve 7, a cracker valve 11, a converted hydrogen outlet valve 14, a blowdown valve 15, a buffer tube inlet valve 16, a safety valve 18, a buffer tube outlet valve 19, a blowdown valve 20, a control valve 23, and a burner valve 24.
Further, the system also comprises a PLC (programmable logic controller), wherein the PLC is respectively electrically connected with the air inlet valve 9, the pressure gauge 8, the metering pump 5, the heat accumulator thermometer 10, the hydrogen outlet valve 22 and the controlled valve, and can be mapped into the PLC according to the use requirements to realize automatic control.
Furthermore, the heat accumulator 1 is filled with heat accumulation balls, and after the light wave tube 2 is heated, the heat accumulation balls are also heated and conducted to the cracker 4 and the vaporization overheating coil 3, so that the mixed liquid is vaporized and overheated, enters the cracker 4, is cracked and converted into hydrogen fuel, enters the gas generator through the buffer tube outlet valve 19, and generates electricity.
Further, after the heat storage ball in the heat accumulator 1 is heated to 250 ℃, the power supply is automatically turned off by a relay, the produced hydrogen fuel can intelligently turn on the burner 25 under the PLC controller, and the heat storage ball is heated to 250 ℃, so that hydrogen is produced in a reciprocating cycle manner to meet the requirement of a gas engine to drive a ship.
The utility model provides a methanol hydrogen production device for a ship hydrogen engine through improvement, which has the following working principle;
firstly, after the device is put into use, the device is arranged at a designated position, then various feeding pipes, discharging pipes and sewage pipes are communicated, and then a control program is programmed into a PLC (programmable logic controller), because the control program is compiled by programmers, the control program is not described too much;
secondly, starting the PLC control panel, starting the light wave tube 2 to heat to 250 ℃, then starting the light wave tube 2 to heat to supply the work required by each business user, simultaneously, the heat enters the heat accumulator 1 and heats the heat accumulator 1, when the temperature in the heat accumulator 1 rises to 250 ℃, the PLC control panel controls a relay to automatically cut off the power supply of the light wave tube 2, and the light wave tube 2 stops working;
thirdly, when the device is put into use, the heat accumulator 1 starts to deliver the stored heat to the overheating pipe of the vaporization overheating coil 3, the heat in the overheating pipe of the vaporization overheating coil 3 is transferred to the gasification pipe of the vaporization overheating coil 3 through heat, the metering pump 5 is started, the installation and use requirements are met, the input quantity of the metering pump 5 is controlled by the PLC, at the moment, the mixed liquid of methanol and water can be delivered to the gasification pipe of the vaporization overheating coil 3, and the mixed liquid of methanol and water can be gasified through heating;
fourthly, the gasified mixed solution of methanol and water enters the cracker 4 with the catalyst along with the subsequent pressure, the gasified mixed solution of methanol and water is converted into hydrogen in the cracker 1, and the hydrogen enters the buffer tube 17 through the continuous pressure to wait for the subsequent gas turbine to generate electricity for use.
The utility model discloses an improve and provide a methyl alcohol hydrogen plant that boats and ships hydrogen engine was used, the problem that power consumption is big has been avoided, waste heat after utilizing the hydrogen energy burning vaporizes, overheated schizolysis conversion hydrogen manufacturing, the mixed liquid hydrogen manufacturing that makes methanol and water is environmental protection health, economy, energy-conservation more, walk out an energy saving and emission reduction's environmental protection road for industry methyl alcohol hydrogen manufacturing, the tail gas temperature cycle hydrogen manufacturing that utilizes hydrogen plant self to produce to satisfy each trade demand to the hydrogen energy.
The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a methyl alcohol hydrogen plant that boats and ships hydrogen engine was used which characterized in that: the device comprises a heat accumulator (1), a vaporization overheating coil (3) and a light wave tube (2) communicated with the heat accumulator (1), wherein an exhaust pipe (13) is arranged at the upper part of the heat accumulator (1), a burner valve (24) is arranged at the right side of the heat accumulator, a gasification pipe and an overheating pipe are arranged in the vaporization overheating coil (3), the exhaust pipe (13) of the heat accumulator (1) is communicated with the overheating pipe in the vaporization overheating coil (3), a liquid supply pump is communicated with the air inlet of the gasification pipe of the vaporization overheating coil (3), a cracker (4) is communicated with the air outlet of the gasification pipe of the vaporization overheating coil (3), a buffer pipe (17) is communicated with the cracker (4), a flame arrester (21) is communicated with the buffer pipe (17), the flame arresting end of the flame arrester (21) is communicated with a hydrogen outlet valve (22), the other end of the hydrogen outlet valve (22) is connected with a burner (25), the other end of the combustor (25) is connected with a gas generator set (26), and a hot gas diffusion pipe of the combustor (25) is communicated with a heat storage ball.
2. The methanol hydrogen production device for the hydrogen engine of the ship according to claim 1, characterized in that: and a pressure gauge (8) and an air inlet valve (9) for protecting the vaporization overheating coil (3) are arranged between the liquid supply pump and the vaporization overheating coil (3).
3. The methanol hydrogen production device for the hydrogen engine of the ship according to claim 2, characterized in that: the liquid supply pump is a metering pump (5) with the flow controlled by a controller.
4. The methanol hydrogen production device for the hydrogen engine of the ship according to claim 1, characterized in that: and a heat accumulator thermometer (10) is arranged in the heat accumulator (1).
5. The methanol hydrogen production device for the hydrogen engine of the ship according to claim 1, characterized in that: controlled valves are arranged between the vaporization overheating coil (3) and the heat accumulator (1), between the vaporization overheating coil (3) and the cracker (4), between the cracker (4) and the buffer tube (17), and between the flame arrester (21) and the burner (25).
6. The methanol hydrogen production device for the hydrogen engine of the ship according to claim 5, characterized in that: the controlled valve comprises a mixed liquid inlet valve (6), a metering pump outlet valve (7), a cracker valve (11), a converted hydrogen outlet valve (14), a sewage discharge valve (15), a buffer tube air inlet valve (16), a safety valve (18), a buffer tube outlet valve (19), a sewage discharge valve (20), a control valve (23) and a burner valve (24).
7. The methanol hydrogen production device for the hydrogen engine of the ship according to claim 1, characterized in that: the device is characterized by further comprising a PLC, wherein the PLC is respectively and electrically connected with the air inlet valve (9), the pressure gauge (8), the metering pump (5), the heat accumulator thermometer (10), the hydrogen outlet valve (22) and the controlled valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022649971.2U CN214087705U (en) | 2020-11-16 | 2020-11-16 | Methanol hydrogen production device for ship hydrogen engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022649971.2U CN214087705U (en) | 2020-11-16 | 2020-11-16 | Methanol hydrogen production device for ship hydrogen engine |
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| Publication Number | Publication Date |
|---|---|
| CN214087705U true CN214087705U (en) | 2021-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022649971.2U Active CN214087705U (en) | 2020-11-16 | 2020-11-16 | Methanol hydrogen production device for ship hydrogen engine |
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| Country | Link |
|---|---|
| CN (1) | CN214087705U (en) |
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2020
- 2020-11-16 CN CN202022649971.2U patent/CN214087705U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220907 Address after: 301E, No. 1, Lot No. 1, "Zhufu Dalutang" (local name), Geely Village Committee, Nanzhuang Town, Chancheng District, Foshan City, Guangdong Province, 528000 Patentee after: Foshan Yiwei Technology Co.,Ltd. Address before: 210046 room 709, building 6, 325 Heyan Road, Qixia District, Nanjing City, Jiangsu Province Patentee before: Wang Haidong |
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| TR01 | Transfer of patent right |