CN220353943U - Total ammonia generator for ensuring power of green electricity hydrogen production ammonia off-grid - Google Patents
Total ammonia generator for ensuring power of green electricity hydrogen production ammonia off-grid Download PDFInfo
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- CN220353943U CN220353943U CN202322042217.6U CN202322042217U CN220353943U CN 220353943 U CN220353943 U CN 220353943U CN 202322042217 U CN202322042217 U CN 202322042217U CN 220353943 U CN220353943 U CN 220353943U
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- ammonia
- storage tank
- liquid
- generator
- hydrogen
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 210
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 110
- 239000001257 hydrogen Substances 0.000 title claims abstract description 48
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 48
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 40
- 230000005611 electricity Effects 0.000 title claims abstract description 25
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000003860 storage Methods 0.000 claims abstract description 45
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 239000000446 fuel Substances 0.000 claims abstract description 22
- 238000002955 isolation Methods 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000002485 combustion reaction Methods 0.000 claims description 17
- 238000005336 cracking Methods 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 9
- 238000005868 electrolysis reaction Methods 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 abstract description 4
- 230000004888 barrier function Effects 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- SBYXRAKIOMOBFF-UHFFFAOYSA-N copper tungsten Chemical compound [Cu].[W] SBYXRAKIOMOBFF-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Landscapes
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The utility model discloses a green electricity hydrogen-ammonia off-grid power guaranteeing total ammonia generator, which comprises a total ammonia generator body and a hydrogen production/nitrogen/ammonia system, wherein the hydrogen production/nitrogen/ammonia system comprises an electrolyzed water hydrogen production unit module and a nitrogen production unit module, the total ammonia generator body comprises a liquid ammonia storage tank, a fuel mixer and an ammonia generator set, the electrolyzed water hydrogen production unit module and the nitrogen production unit module are respectively connected with a liquid hydrogen storage tank and a liquid nitrogen storage tank, the discharge ends of the liquid hydrogen storage tank and the liquid nitrogen storage tank are communicated with one synthetic ammonia unit module, and the discharge end of the synthetic ammonia unit module is communicated and fixed with an isolation valve 1. According to the utility model, the full-ammonia generator using ammonia as fuel guarantees the power supply of a local power grid, and is started when wind and light resources are insufficient to provide a standby power supply, ammonia prepared and reserved on site is used as an energy source, ammonia is used as a long-period energy storage medium under the condition of not depending on external energy input, so that the local power guarantee is provided, and the use requirement is met.
Description
Technical Field
The utility model relates to the technical field of all-ammonia generators, in particular to an all-ammonia generator for ensuring off-grid power of green electricity hydrogen production ammonia.
Background
With the rise of construction of large bases of photovoltaic and wind power renewable energy sources, the on-site digestion of green electricity hydrogen production ammonia becomes a necessary means, and especially, the construction of green electricity hydrogen production amino sites in off-grid desert areas without power grid delivery channels needs to solve the contradiction between green electricity and other gap energy sources and continuous chemical processes for producing hydrogen and synthesizing ammonia by water electrolysis, so that an all-ammonia generator for guaranteeing off-grid electricity of green electricity hydrogen production ammonia is provided.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides an all-ammonia generator for ensuring the power of green electricity hydrogen and ammonia off-grid.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an all-ammonia generator of green electricity hydrogen production ammonia off-grid power guarantee, includes all-ammonia generator body and hydrogen production/nitrogen/ammonia system, hydrogen production/nitrogen/ammonia system includes electrolytic water hydrogen production unit module and nitrogen production unit module, all-ammonia generator body includes liquid ammonia storage tank, fuel mixer and ammonia generating set, electrolytic water hydrogen production unit module and nitrogen production unit module are connected with liquid hydrogen storage tank and liquid nitrogen storage tank respectively, the discharge end intercommunication of liquid hydrogen storage tank and liquid nitrogen storage tank has same synthetic ammonia unit module, the discharge end intercommunication of synthetic ammonia unit module is fixed with isolation valve a, the right side of isolation valve a is connected and fixed with the input of liquid ammonia storage tank, the discharge end intercommunication of liquid ammonia storage tank is fixed with isolation valve b, the right-hand member intercommunication of isolation valve b is fixed with ammonia cracker, the right-hand member of isolation valve b and ammonia cracker all are connected with fuel mixer, fuel mixer is connected with ammonia generator set, ammonia generating set is connected with air source and processing apparatus.
Preferably, install manometer, level gauge and temperature indicator on the liquid ammonia storage tank, the right side intercommunication of liquid ammonia storage tank is fixed with the relief valve, detects pressure, liquid level and temperature in the liquid ammonia storage tank respectively through manometer, level gauge and temperature indicator.
Preferably, the ammonia cracking device is provided with a plasma generator, and the principle of cracking by using the plasma generator is the same as that of an engine in the prior art, and is not specifically described herein.
Preferably, the ammonia generating set comprises a combustion chamber, a throttle valve and a supercharger, wherein the combustion chamber and the throttle valve are both communicated with the fuel mixer, the combustion chamber and the throttle valve are both connected with the supercharger, an air source is communicated with an air inlet end of the supercharger, and an exhaust gas treatment device is communicated with an exhaust end of the supercharger.
Preferably, a plasma igniter is installed in the combustion chamber.
Preferably, the liquid ammonia storage tank is further provided with a pressure and liquid level overrun alarm device and a remote automatic cutting device, and the remote automatic cutting device is arranged to cut off the liquid ammonia storage tank under remote control during pipeline installation.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the full-ammonia generator using ammonia as fuel guarantees the power supply of a local power grid, and is started when wind and light resources are insufficient to provide a standby power supply, ammonia prepared and reserved on site is used as an energy source, ammonia is used as a long-period energy storage medium under the condition of not depending on external energy input, so that the local power guarantee is provided, and the use requirement is met.
Drawings
FIG. 1 is a system block diagram of an all-ammonia generator for ensuring green electricity-to-hydrogen ammonia off-grid power;
FIG. 2 is a working flow chart of an all-ammonia generator for ensuring green electricity-to-hydrogen ammonia off-grid power;
fig. 3 is a structural diagram of a plasma igniter of an all-ammonia generator for ensuring green electricity hydrogen-ammonia off-grid power.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
1-2, an all-ammonia generator for green electricity hydrogen-ammonia off-grid power guarantee comprises an all-ammonia generator body and a hydrogen production/nitrogen/ammonia system, wherein the hydrogen production/nitrogen/ammonia system comprises an electrolyzed water hydrogen production unit module and a nitrogen production unit module, the all-ammonia generator body comprises a liquid ammonia storage tank, a fuel mixer and an ammonia generator set, and the electrolyzed water hydrogen production unit module and the nitrogen production unit module are respectively connected with a liquid hydrogen storage tank and a liquid nitrogen storage tank;
the liquid ammonia storage tank and the discharge end of the liquid ammonia storage tank are communicated with one ammonia synthesis unit module, the discharge end of the ammonia synthesis unit module is communicated and fixed with an isolation valve a, the right side of the isolation valve a is communicated and fixed with the input end of the liquid ammonia storage tank, wherein a pressure gauge, a liquid level gauge and a temperature indicator are arranged on the liquid ammonia storage tank, a safety valve is fixedly arranged on the right side of the liquid ammonia storage tank, a pressure and liquid level overrun alarm device and a remote automatic cutting device are also arranged on the liquid ammonia storage tank, the pressure, the liquid level and the temperature in the liquid ammonia storage tank are respectively detected through the pressure gauge, the liquid level gauge and the temperature indicator, when the liquid level and the pressure exceed preset values, the pressure and the liquid level overrun alarm device give an alarm to remind personnel, the remote automatic cutting device is arranged, the device comprises a liquid ammonia storage tank, a separation valve b, an ammonia cracking device, a plasma generator, a common dielectric barrier discharge plasma generator, a plasma generator and a ground electrode, wherein the liquid ammonia storage tank can be cut off under remote control when a pipeline is installed, the discharge end of the liquid ammonia storage tank is fixedly connected with the separation valve b, the right end of the separation valve b is fixedly connected with the ammonia cracking device, the plasma generator is installed on the ammonia cracking device, the plasma generator is adopted in the embodiment, when the discharge mode of the plasma generator for producing hydrogen by ammonia is selected as dielectric barrier discharge, the plasma generator is selected as the dielectric barrier discharge plasma generator with a coaxial structure, the common dielectric barrier discharge plasma generator comprises a rod-shaped high-voltage electrode, a cylindrical insulating medium pipe and the ground electrode, the rod-shaped high-voltage electrode is coaxial with the cylindrical insulating medium pipe, and the ground electrode is adhered to the outer wall of the cylindrical insulating medium pipe. Or the plasma generator is selected as a dielectric barrier discharge plasma generator, the overall structure adopts a flat plate structure, the high-voltage electrode and the ground electrode are both in plate-shaped structures, insulating mediums are attached to the surfaces of the high-voltage electrode and the ground electrode, an ammonia decomposition catalyst is placed in a plasma discharge area, and the catalyst can be Ru, rh, ni, co, ir, fe, pt, cr, pd and the like.
The right end of the isolation valve b and the ammonia cracking device are communicated with a fuel mixer, the fuel mixer is connected with an ammonia generator set, and the ammonia generator set is connected with an air source and a tail gas treatment device;
the ammonia generating set includes combustion chamber, throttle valve and booster, combustion chamber and throttle valve all are linked together with fuel mixer, combustion chamber and throttle valve all are linked together with the booster, the air source is linked together with the inlet end of booster, tail gas processing apparatus is linked together with the exhaust end of booster, install plasma igniter in the combustion chamber, the plasma igniter structure of this embodiment is as shown in fig. 3, including cathode 1, positive pole 2, ceramic nozzle 3 and tungsten needle 4, the negative pole adopts tungsten copper alloy to make with the positive pole, the negative pole outside still is equipped with insulating sleeve 5, adopt the bakelite to insulate, the ceramic nozzle adopts alumina ceramics, the plasma igniter theory of operation of this embodiment is: when ammonia gas passes through the channel between the cathode and the anode, a high-temperature plasma arc is generated under the action of a plasma power supply, and is sprayed out in a high-temperature jet flow mode, and combustible gas is rapidly ignited after reaching an ignition position. The utility model ensures the power supply of a local power grid through the full-ammonia generator using ammonia as fuel by controlling the opening of the combustion chamber through the plasma igniter, starts when wind-light resources are insufficient to provide a standby power supply, adopts the ammonia prepared and reserved on site as an energy source, can provide local power guarantee by taking the ammonia as a long-period energy storage medium under the condition of not depending on external energy input, and meets the use requirement.
Working principle: when the device is used, hydrogen in a liquid hydrogen storage tank and nitrogen in a liquid nitrogen storage tank are respectively prepared through an electrolyzed water hydrogen production unit module and a nitrogen production unit module, liquid ammonia is synthesized through a synthetic ammonia unit module, the synthesized liquid ammonia is input into the liquid ammonia storage tank through an isolation valve a, meanwhile, the pressure, the liquid level and the temperature in the liquid ammonia storage tank are respectively detected through a pressure gauge, a liquid level gauge and a temperature indicator, when the liquid level and the pressure exceed preset values, an alarm reminding person is given out by a pressure and liquid level overrun alarm device, the liquid ammonia in the liquid ammonia storage tank is discharged into an ammonia cracking device and a fuel mixer through an isolation valve b, the liquid ammonia is cracked through a plasma generator in the ammonia cracking device and is conveyed into the fuel mixer to be mixed, a combustion chamber is ignited through an ion igniter, air is input into a booster at the same time, gas in the fuel mixer and the booster are all input into the combustion chamber to be combusted, power generation is carried out through combustion, and tail gas generated in the combustion process is processed through a tail gas processing device;
in the preparation process, the green electric support prepares the full power operation of the hydrogen production/nitrogen/ammonia system, predicts the renewable energy output, judges whether the renewable energy output is larger than the system load, if so, the green electric support prepares the full power operation of the hydrogen production/nitrogen/ammonia system, if so, the lowest load calculation of the hydrogen production/nitrogen/ammonia equipment, judges whether the renewable energy output is not smaller than the system lowest load, if so, the hydrogen production/nitrogen/ammonia equipment is reduced in load until the running load = the renewable energy output, if so, the electricity gap calculation is carried out, then the electricity gap calculation is carried out, wherein the electricity gap = the lowest load of the hydrogen production/nitrogen/ammonia equipment is measured to the renewable energy output, then the number of starting steps of the ammonia generator is calculated, wherein the number of starting steps of the generator = the electricity gap/rated power of the generator, then, if the liquid ammonia reserves are larger than the fuel demand of the generator, other emergency power supply measures are started, if the liquid ammonia reserves are not larger than the fuel demand of the generator, the ammonia generator set starts the recombination array according to the number of the demands, the hydrogen production/nitrogen/ammonia equipment operates at the lowest power, if the liquid ammonia reserves are larger than the power gap, the electricity gap is judged to be larger than 0, if the liquid ammonia reserves are larger than O, the electricity gap is calculated, if the liquid ammonia reserves are smaller than 0, the generator array is stopped, the output of renewable energy sources is predicted, according to the calculation of the minimum load of green hydrogen and green ammonia, the electricity gap and the number of the ammonia generator starts the calculation, the ammonia generator set automatically recombines the array according to the load, the seamless switching of intermittent energy sources such as wind power, solar energy and the supplementary power based on the ammonia generator is realized, the power supply of the local power grid is ensured through the full-ammonia generator using ammonia as fuel, when the wind-solar energy source is insufficient, the system is started to provide a standby power supply, ammonia prepared and stored on site is used as an energy source, and the ammonia is used as a long-period energy storage medium under the condition of not depending on external energy input to provide local power guarantee.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides an all ammonia generator of green electricity hydrogen production ammonia off-grid power guarantee, includes all ammonia generator body and hydrogen production/nitrogen/ammonia system, its characterized in that, hydrogen production/nitrogen/ammonia system includes electrolysis water hydrogen production unit module and nitrogen production unit module, all ammonia generator body includes liquid ammonia storage tank, fuel mixer and ammonia generating set, electrolysis water hydrogen production unit module and nitrogen production unit module are connected with liquid hydrogen storage tank and liquid nitrogen storage tank respectively, the discharge end intercommunication of liquid hydrogen storage tank and liquid nitrogen storage tank has same synthetic ammonia unit module, the discharge end intercommunication of synthetic ammonia unit module is fixed with isolation valve a, the right side of isolation valve a is fixed with the input intercommunication of liquid ammonia storage tank, the discharge end intercommunication of liquid ammonia storage tank is fixed with isolation valve b, the right-hand member of isolation valve b is fixed with ammonia cracker, the right-hand member of isolation valve b and ammonia cracker all are linked together with fuel mixer, fuel mixer is connected with ammonia generating set, ammonia generating set is connected with air source and tail gas treatment device.
2. The full-ammonia generator for ensuring green electricity hydrogen-ammonia off-grid power according to claim 1, wherein a pressure gauge, a liquid level gauge and a temperature indicator are installed on the liquid ammonia storage tank, and a safety valve is fixedly connected to the right side of the liquid ammonia storage tank.
3. The full-ammonia generator for ensuring green electricity-to-hydrogen ammonia off-grid power according to claim 1, wherein the ammonia cracking device is provided with a plasma generator.
4. The full-ammonia generator for ensuring green electricity hydrogen-ammonia off-grid power according to claim 1, wherein the ammonia generator set comprises a combustion chamber, a throttle valve and a supercharger, wherein the combustion chamber and the throttle valve are both communicated with a fuel mixer, the combustion chamber and the throttle valve are both connected with the supercharger, an air source is communicated with an air inlet end of the supercharger, and an exhaust gas treatment device is communicated with an exhaust end of the supercharger.
5. The all-ammonia generator for green electricity to produce hydrogen and ammonia off-grid power assurance of claim 4, wherein a plasma igniter is installed in the combustion chamber.
6. The full-ammonia generator for ensuring green electricity hydrogen-ammonia off-grid power according to claim 1, wherein the liquid ammonia storage tank is further provided with a pressure and liquid level overrun alarm device and a remote automatic cut-off device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322042217.6U CN220353943U (en) | 2023-07-28 | 2023-07-28 | Total ammonia generator for ensuring power of green electricity hydrogen production ammonia off-grid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322042217.6U CN220353943U (en) | 2023-07-28 | 2023-07-28 | Total ammonia generator for ensuring power of green electricity hydrogen production ammonia off-grid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220353943U true CN220353943U (en) | 2024-01-16 |
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ID=89505867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322042217.6U Active CN220353943U (en) | 2023-07-28 | 2023-07-28 | Total ammonia generator for ensuring power of green electricity hydrogen production ammonia off-grid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220353943U (en) |
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2023
- 2023-07-28 CN CN202322042217.6U patent/CN220353943U/en active Active
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