CN218378949U - Device for quickly replacing gas in hydrogen storage tank - Google Patents
Device for quickly replacing gas in hydrogen storage tank Download PDFInfo
- Publication number
- CN218378949U CN218378949U CN202221914377.4U CN202221914377U CN218378949U CN 218378949 U CN218378949 U CN 218378949U CN 202221914377 U CN202221914377 U CN 202221914377U CN 218378949 U CN218378949 U CN 218378949U
- Authority
- CN
- China
- Prior art keywords
- storage tank
- pipe
- hydrogen storage
- hydrogen
- pipes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000001257 hydrogen Substances 0.000 title claims abstract description 125
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 125
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 124
- 239000007789 gas Substances 0.000 title claims abstract description 52
- 238000001514 detection method Methods 0.000 claims abstract description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 12
- 239000001301 oxygen Substances 0.000 claims description 12
- 229910052760 oxygen Inorganic materials 0.000 claims description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 35
- 229910052757 nitrogen Inorganic materials 0.000 description 16
- 238000012423 maintenance Methods 0.000 description 13
- 239000012528 membrane Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- 150000002431 hydrogen Chemical class 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229910001873 dinitrogen Inorganic materials 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 230000005653 Brownian motion process Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005537 brownian motion Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- 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
- Y02E60/32—Hydrogen storage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to a device that is used for inside gaseous quick replacement of hydrogen storage tank belongs to the technical field of hydrogen storage tank. The device comprises a hydrogen storage tank, a motor, a replacement gas input pipe and two detection pipes, wherein an inner magnetic ring is connected in the hydrogen storage tank in a sliding manner, a diaphragm is fixedly connected to the inner ring of the inner magnetic ring, an outer magnetic ring is connected to the outer ring of the hydrogen storage tank in a sliding manner, a rack is fixedly connected to the outer wall of the outer magnetic ring, a driving gear is fixedly mounted at the output end of the motor, and the driving gear is meshed with the rack; the upper end and the lower end of the hydrogen storage tank are both communicated with output pipes, the pipe sections of the output pipes are both provided with discharge doors, and the pipe sections of the output pipes between the discharge doors and the hydrogen storage tank are both communicated with pressure sensors; the output end of the replacement gas input pipe is communicated with two input branch pipes, the input branch pipe sections are respectively provided with a replacement gas inlet valve, and the input branch pipe positioned at the upper part is communicated with a hydrogen input pipe. The utility model provides a slow scheduling problem of inside gaseous replacement speed that prior art's hydrogen storage tank exists.
Description
Technical Field
The utility model relates to a device that is used for inside gaseous quick replacement of hydrogen storage tank belongs to the technical field of hydrogen storage tank.
Background
The original design of hydrogen storage tank sets up the discharge piping respectively in upper portion, lower part, when replacing the inside gas of hydrogen storage tank, need utilize the density difference of two kinds of gases, discharges the gas in the storage tank through upper portion or lower part discharge piping, accomplishes the replacement operation.
In the prior art, discharge pipelines are respectively arranged at the upper part and the lower part of a hydrogen storage tank, and the replacement of the gas in the hydrogen storage tank is completed by utilizing the principle of gas density difference. This kind utilizes gas density difference principle to replace, and it is not obvious to separate at two kinds of gas interfaces, because brownian motion influence, the temperature risees, and gas molecule collision, diffusion aggravation, interface department separation is more obvious this moment, is unfavorable for the layering, need let in a large amount of replacement gas and constantly compress the interface to increase the quiescent time, this will greatly increased the expense and the replacement time of replacement gas, the gas of exhanst simultaneously can cause gas explosion and the pollution to the ecological environment.
The hydrogen storage tank of the prior art has the slow scheduling problem of gas replacement speed, therefore, the utility model provides a device that is used for the inside gaseous quick replacement of hydrogen storage tank is used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
In order to overcome the gaseous displacement speed shortcoming such as slow that current hydrogen storage tank exists, the utility model discloses a device that is used for inside gaseous quick replacement of hydrogen storage tank, the utility model discloses inside gaseous displacement diaphragm that sets up of hydrogen storage tank, magnetic ring and diaphragm in hydrogen storage tank setting, the storage tank outside sets up the outer magnetic ring of rubber parcel, outer magnetic ring forms the magnetic force actuation with interior magnetic ring, outer magnetic ring is driven by explosion proof machine, drive the inside gaseous displacement diaphragm up-and-down motion of hydrogen storage tank by outer magnetic ring, thereby pass through upper portion or lower part pipeline with the inside gas of storage tank and discharge, and add the inert gas replacement, the steady pressure accomplishes gaseous replacement.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a device for quickly replacing gas in a hydrogen storage tank comprises the hydrogen storage tank, a motor, a replacement gas input pipe and two detection pipes, wherein an inner magnetic ring is connected in the hydrogen storage tank in a sliding manner, a diaphragm is fixedly connected to the inner ring of the inner magnetic ring, an outer magnetic ring is connected to the outer ring of the hydrogen storage tank in a sliding manner, the inner magnetic ring is connected with the outer magnetic ring in a magnetic manner, a rack is fixedly connected to the outer wall of the outer magnetic ring, a driving gear is fixedly mounted at the output end of the motor, and the driving gear is meshed with the rack; the upper end and the lower end of the hydrogen storage tank are both communicated with an output pipe, a discharge door is arranged on the pipe section of the output pipe, and a pressure sensor is communicated with the pipe section of the output pipe between the discharge door and the hydrogen storage tank; the output end of the replacement gas input pipe is communicated with two input branch pipes, one end of each input branch pipe is respectively communicated with a pipe section of each output pipe between the pressure sensor and the hydrogen storage tank, a replacement gas inlet valve is arranged on each pipe section of each input branch pipe, a hydrogen input pipe is communicated with the input branch pipe positioned at the upper part of the input branch pipe, the hydrogen input pipe is communicated with a pipe section of each input branch pipe between the output pipe and the replacement gas inlet valve, and a hydrogen inlet valve is arranged on each pipe section of the hydrogen input pipe; and two ends of the detection pipes are respectively communicated with the pipe sections of the output pipes, which are positioned between the pressure sensor and the discharge gate, and the two detection pipes are respectively provided with an oxygen purity detector and a hydrogen purity detector.
And the pipe sections of the detection pipe, which are positioned at the two sides of the oxygen purity detector and the hydrogen purity detector, are provided with detection inlet valves.
And flame arresters are arranged at the ends, far away from the hydrogen storage tank, of the output pipes.
The pipe sections of the output pipes, which are positioned between the discharge door and the hydrogen storage tank, are all communicated with sensing connecting pipes, the pressure sensors are communicated with one ends of the sensing connecting pipes, and the pipe sections of the sensing connecting pipes are all provided with isolation doors.
The output pipe at the upper part is communicated with a safety pipe, the pipe section of the safety pipe is provided with a safety valve, and two ends of the safety pipe are respectively communicated with the pipe sections of the output pipe at two sides of the discharge door.
Compared with the prior art the utility model discloses there are following characteristics and beneficial effect:
the utility model discloses a set up gaseous replacement diaphragm inside the hydrogen storage tank, set up interior magnetic ring and diaphragm in the hydrogen storage tank, the storage tank outside sets up the outer magnetic ring of rubber parcel, outer magnetic ring forms magnetic attraction with interior magnetic ring, outer magnetic ring is driven by explosion-proof machine, it moves from top to bottom to drive the gaseous replacement diaphragm of hydrogen storage tank inside by outer magnetic ring, thereby gas in the storage tank is discharged through upper portion or lower part pipeline, and add the inert gas replacement, the steady pressure accomplishes the gas replacement, avoided letting in a large number of replacement gas compression interfaces, the dead time has been reduced, greatly accelerated gas replacement speed, the quantity of replacement gas has been reduced;
the utility model discloses a setting of oxygen purity detector and hydrogen purity detector, oxygen purity detector can be used to the air in the nitrogen gas replacement hydrogen storage tank, and hydrogen purity detector can be used to the nitrogen gas in the hydrogen gas replacement hydrogen storage tank, has increased the utility model discloses an applicability.
Drawings
Fig. 1 is a schematic view of the connection structure of the present invention;
fig. 2 is a full-section plan view of the middle hydrogen storage tank of the present invention.
Wherein the reference numerals are: 10. a hydrogen storage tank; 11. an inner magnetic ring; 111. a membrane; 12. an outer magnetic ring; 13. an output pipe; 131. a sensing connection tube; 132. an isolation gate; 133. a pressure sensor; 134. a discharge door; 135. a flame arrestor; 136. a safety tube; 137. a safety valve; 20. a controller; 21. a motor; 22. a driving gear; 23. a rack; 30. a replacement gas inlet pipe; 31. inputting the branch pipes; 32. a replacement gas inlet valve; 33. a hydrogen input pipe; 34. a hydrogen gas inlet valve; 40. a detection tube; 41. an oxygen purity detector; 42. a hydrogen purity detector; 43. an intake valve is detected.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-2, the device for quickly replacing gas inside a hydrogen storage tank of this embodiment includes a hydrogen storage tank 10, a motor 21, a replacement gas input pipe 30 and two detection pipes 40, wherein an inner magnetic ring 11 is slidably connected to the hydrogen storage tank 10, a diaphragm 111 is fixedly connected to an inner ring of the inner magnetic ring 11, the diaphragm 111 is made of rubber, an outer magnetic ring 12 is slidably connected to an outer ring of the hydrogen storage tank 10, the inner magnetic ring 11 is magnetically connected to the outer magnetic ring 12, a rubber layer is wrapped around both the inner magnetic ring 11 and the outer magnetic ring 12, the rubber layer ensures that the inner magnetic ring 11 and the outer magnetic ring 12 do not generate static electricity with the hydrogen storage tank 10 due to friction, a rack 23 is fixedly connected to an outer wall of the outer magnetic ring 12, a driving gear 22 is fixedly installed at an output end of the motor 21, and the driving gear 22 is engaged with the rack 23;
the upper end and the lower end of the hydrogen storage tank 10 are both communicated with an output pipe 13, the pipe sections of the output pipes 13 are both provided with a discharge door 134, the pipe sections of the output pipes 13 between the discharge door 134 and the hydrogen storage tank 10 are both communicated with a pressure sensor 133, and the pressure sensor 133 is used for recording the internal pressure of the hydrogen storage tank 10 in real time;
the output end of the replacement gas input pipe 30 is communicated with two input branch pipes 31, one end of each input branch pipe 31 is respectively communicated with the pipe sections of the two output pipes 13 between the pressure sensor 133 and the hydrogen storage tank 10, the pipe sections of the input branch pipes 31 are respectively provided with a replacement gas inlet valve 32, the input branch pipe 31 at the upper part is communicated with a hydrogen input pipe 33, the hydrogen input pipe 33 is communicated with the pipe section of the input branch pipe 31 between the output pipe 13 and the replacement gas inlet valve 32, and the pipe section of the hydrogen input pipe 33 is provided with a hydrogen inlet valve 34;
the two ends of the two detecting pipes 40 are respectively communicated with the pipe section of the output pipe 13 between the pressure sensor 133 and the discharge gate 134, and the two detecting pipes 40 are respectively provided with an oxygen purity detector 41 and a hydrogen purity detector 42.
Further, the detecting pipes 40 are provided with detecting intake valves 43 at both sides of the oxygen purity detector 41 and the hydrogen purity detector 42.
Further, the one end that hydrogen storage tank 10 was kept away from to output tube 13 all is provided with spark arrester 135, and spark arrester 135 has improved the utility model discloses an explosion-proof nature increases the utility model discloses a life.
Furthermore, the output pipe 13 is connected to the sensing connection pipe 131 between the discharge gate 134 and the hydrogen storage tank 10, the pressure sensor 133 is connected to one end of the sensing connection pipe 131, and the sensing connection pipe 131 is provided with an isolation gate 132.
Furthermore, the output pipe 13 at the upper part is communicated with a safety pipe 136, a safety valve 137 is arranged on the pipe section of the safety pipe 136, and two ends of the safety pipe 136 are respectively communicated with the pipe sections of the output pipe 13 at two sides of the discharge door 134.
Further, the hydrogen storage tank comprises a controller 20, the controller 20 is electrically connected with the motor 21, the controller 20 is in communication connection with the pressure sensor 133, and during the process that the membrane 111 moves upwards, the controller 20 controls the rotating speed of the motor 21 according to the pressure sensor 133 to enable the pressure at the lower part of the membrane 11 to be a constant value so as to prevent negative pressure from being formed in the gas at the lower part of the hydrogen storage tank 10 during the process that the membrane moves upwards.
At 35m 3 For example, the hydrogen storage tank is changed from the operating state to the maintenance state and the maintenance state is changed to the operating state, and nitrogen is inert gas. To save cost and labor output, liquid nitrogen (120L dewar) was used to convert to nitrogen gas via an evaporator.
The original technical scheme is used, namely, no gas replacement membrane is arranged in the hydrogen storage tank. The hydrogen storage tank is changed from the running state to the maintenance state, 3 bottles of liquid nitrogen are needed, the cost is 720 yuan, and the time is 16 hours. The hydrogen storage tank is in a state of being transported from an overhaul state, air needs to be replaced by nitrogen, then the nitrogen needs to be replaced by hydrogen, 3 bottles of liquid nitrogen need to be used, and the cost is 720 yuan; replacing nitrogen with hydrogen, increasing the hydrogen purity from 0% to 99.99%, and using hydrogen as the unit price of 11.8 yuan/m 3 It is calculated that about 1300 cubic hydrogen is used, which costs 15340 yuan and takes about 32 hours.
I.e. 35m 3 The operation state is required to be converted into the maintenance state and the maintenance state is required to be converted into the operation state, which takes 16780 yuan in total and takes 48 hours.
Compared with the prior technical scheme, the hydrogen storage tank is changed from the running state to the maintenance state, the nitrogen replaces the hydrogen, 0.5 bottle of liquid nitrogen is used, the cost is 110 yuan, and the time is 4 hours. The hydrogen storage tank is in a state of being transported from the maintenance state, the nitrogen replaces the air, 0.5 bottle of liquid nitrogen is used, the cost is 110 yuan, and the time is 4 hours; replacing nitrogen with hydrogen, increasing the hydrogen purity from 0% to 99.99%, and increasing the hydrogen unit price to 11.8 yuan/m 3 It was calculated that about 350 cubic hydrogen was used, with a cost of 4130 yuan, which took about 6 hours.
I.e. 35m 3 The operation state is required to be changed into the maintenance state and the maintenance state is required to be changed into the operation state, 4350 yuan is shared, and 14 hours are consumed.
The utility model discloses a theory of operation:
opening the upper discharge gate 134 → the pressure sensor 133 to be the upper part detects that the hydrogen tank is depressurized to a preset value → opening the lower replacement gas intake gate 32 → starting the motor control 23 and the outer magnetic ring 12 move up to move the inner magnetic ring 11 and the diaphragm 111 up → opening the detection intake gates 43 on both sides of the hydrogen purity detector 42 → waiting for the diaphragm 111 to rise to the highest setting point → closing the lower replacement gas intake gate 32 → closing the upper discharge gate 134 → closing the detection intake gates 43 on both sides of the hydrogen purity detector 42 → opening the lower discharge gate 134 → the pressure sensor 133 to be the lower part detects that the hydrogen tank is depressurized to a preset value → opening the upper replacement gas intake gate 32 → the diaphragm 111 starts to move down → opening the detection intake gates 43 on both sides of the hydrogen purity detector 42 → waiting for the diaphragm 111 to fall to the lowest setting point → closing the upper replacement gas intake gate 32 → closing the lower discharge gate 134 → closing the detection intake gate 43 → the above process is repeated until the hydrogen purity falls to a suitable value;
after the replacement of the hydrogen storage tank is qualified → the two discharge doors 134 are opened → the pressure sensor 133 at the upper part or the lower part is at the normal pressure → the upper part or the lower part of the membrane 111 which can be kept in the hydrogen storage tank 10 according to the maintenance requirement → after the maintenance is qualified → the membrane 111 is lowered to the lowest setting point → the two discharge doors 134 are closed → the gas is to be replaced.
When the hydrogen storage tank 10 is switched to the operating state from the maintenance state, in order to avoid explosion of hydrogen and air, two times of gas replacement are required: the nitrogen replaces the air in the hydrogen storage tank, and the hydrogen replaces the nitrogen in the hydrogen storage tank. The replacement process is carried out in the same way that the hydrogen storage tank is switched into the maintenance state from the running state,
the difference lies in that:
replacing the air in the hydrogen storage tank by nitrogen: an oxygen purity detector 41 is needed, and the qualified point is that the oxygen purity detector 41 measures the purity of the oxygen in the hydrogen storage tank to a qualified value;
replacing nitrogen in the hydrogen storage tank with hydrogen: the hydrogen purity detector 42 is required, and the qualified point is that the hydrogen purity detector 42 detects that the hydrogen purity inside the hydrogen storage tank reaches the qualified value.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a device that is used for inside gaseous quick replacement of hydrogen storage tank which characterized in that: the hydrogen gas detection device comprises a hydrogen storage tank (10), a motor (21), a replacement gas input pipe (30) and two detection pipes (40), wherein an inner magnetic ring (11) is connected in the hydrogen storage tank (10) in a sliding manner, a diaphragm (111) is fixedly connected to the inner ring of the inner magnetic ring (11), an outer magnetic ring (12) is connected to the outer ring of the hydrogen storage tank (10) in a sliding manner, the inner magnetic ring (11) is connected with the outer magnetic ring (12) in a magnetic manner, a rack (23) is fixedly connected to the outer wall of the outer magnetic ring (12), a driving gear (22) is fixedly installed at the output end of the motor (21), and the driving gear (22) is meshed with the rack (23);
the upper end and the lower end of the hydrogen storage tank (10) are both communicated with an output pipe (13), the pipe sections of the output pipes (13) are both provided with a discharge door (134), and the pipe sections of the output pipes (13) between the discharge door (134) and the hydrogen storage tank (10) are both communicated with a pressure sensor (133);
the output end of the replacement gas input pipe (30) is communicated with two input branch pipes (31), one ends of the input branch pipes (31) are respectively communicated with pipe sections, located between the pressure sensor (133) and the hydrogen storage tank (10), of the two output pipes (13), replacement gas inlet valves (32) are arranged on the pipe sections of the input branch pipes (31), the input branch pipes (31) located at the upper part are communicated with a hydrogen input pipe (33), the hydrogen input pipe (33) is communicated with the pipe sections, located between the output pipes (13) and the replacement gas inlet valves (32), of the input branch pipes (31), and hydrogen inlet valves (34) are arranged on the pipe sections of the hydrogen input pipes (33);
two ends of the detection pipes (40) are respectively communicated with a pipe section of the output pipe (13) between the pressure sensor (133) and the discharge gate (134), and the two detection pipes (40) are respectively provided with an oxygen purity detector (41) and a hydrogen purity detector (42).
2. The device for rapidly replacing the internal gas of the hydrogen storage tank according to claim 1, wherein: and the pipe sections of the detection pipe (40) positioned at the two sides of the oxygen purity detector (41) and the hydrogen purity detector (42) are respectively provided with a detection inlet valve (43).
3. The device for the rapid replacement of the gas inside the hydrogen storage tank according to claim 1, wherein: and flame arresters (135) are arranged at the ends, far away from the hydrogen storage tank (10), of the output pipes (13).
4. The device for rapidly replacing the internal gas of the hydrogen storage tank according to claim 1, wherein: the pipe section that output tube (13) are located between discharge gate (134) and hydrogen storage tank (10) all communicates sensing connection pipe (131), pressure sensor (133) intercommunication is in the one end of sensing connection pipe (131), all be provided with dodge gate (132) on sensing connection pipe (131) the pipe section.
5. The device for the rapid replacement of the gas inside the hydrogen storage tank according to claim 1, wherein: the output pipe (13) positioned at the upper part is communicated with a safety pipe (136), the pipe section of the safety pipe (136) is provided with a safety valve (137), and two ends of the safety pipe (136) are respectively communicated with the pipe sections of the output pipe (13) positioned at two sides of the discharge door (134).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221914377.4U CN218378949U (en) | 2022-07-22 | 2022-07-22 | Device for quickly replacing gas in hydrogen storage tank |
| PCT/CN2023/090789 WO2024016770A1 (en) | 2022-07-22 | 2023-04-26 | Apparatus for rapidly replacing gas in hydrogen storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221914377.4U CN218378949U (en) | 2022-07-22 | 2022-07-22 | Device for quickly replacing gas in hydrogen storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218378949U true CN218378949U (en) | 2023-01-24 |
Family
ID=84963654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221914377.4U Active CN218378949U (en) | 2022-07-22 | 2022-07-22 | Device for quickly replacing gas in hydrogen storage tank |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN218378949U (en) |
| WO (1) | WO2024016770A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024016770A1 (en) * | 2022-07-22 | 2024-01-25 | 华能罗源发电有限责任公司 | Apparatus for rapidly replacing gas in hydrogen storage tank |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4424935B2 (en) * | 2003-07-02 | 2010-03-03 | エア・ウォーター株式会社 | Mobile hydrogen station and operation method thereof |
| JP5787802B2 (en) * | 2012-03-16 | 2015-09-30 | 株式会社東芝 | In-machine gas replacement method and in-machine gas replacement apparatus for rotating electrical machine |
| CN103511829B (en) * | 2013-09-15 | 2015-03-25 | 浙江大学 | Full-automatic purging, replacing and hydrogen-filling system of ultrahigh-pressure hydrogen environment material testing machine |
| CN106567992B (en) * | 2016-11-03 | 2020-08-28 | 北京航天试验技术研究所 | Replacement method for hydrogen and oxygen rocket liquid hydrogen storage tank |
| CN112524479B (en) * | 2020-11-27 | 2023-05-26 | 广州特种承压设备检测研究院 | Hydrogen storage cylinder gas replacement system, method, device and storage medium |
| CN216079296U (en) * | 2022-01-26 | 2022-03-18 | 河南豫氢装备有限公司 | Low-pressure hydrogen steady flow system of fuel cell automobile hydrogenation station |
| CN218378949U (en) * | 2022-07-22 | 2023-01-24 | 华能罗源发电有限责任公司 | Device for quickly replacing gas in hydrogen storage tank |
-
2022
- 2022-07-22 CN CN202221914377.4U patent/CN218378949U/en active Active
-
2023
- 2023-04-26 WO PCT/CN2023/090789 patent/WO2024016770A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024016770A1 (en) * | 2022-07-22 | 2024-01-25 | 华能罗源发电有限责任公司 | Apparatus for rapidly replacing gas in hydrogen storage tank |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024016770A1 (en) | 2024-01-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218378949U (en) | Device for quickly replacing gas in hydrogen storage tank | |
| CN103511829B (en) | Full-automatic purging, replacing and hydrogen-filling system of ultrahigh-pressure hydrogen environment material testing machine | |
| CN106018139A (en) | Non-dynamic sealing quick open type test device of material fatigue performance under high-pressure hydrogen environment | |
| CN100560476C (en) | The light-catalysed device for producing hydrogen of a kind of employing | |
| CN2531231Y (en) | Activation device for hydrogen tank | |
| CN212056743U (en) | Instrument gas and purging system of hydrogen station | |
| CN203488978U (en) | Purging, replacing and hydrogen charging system for full-automatic ultrahigh-pressure hydrogen environment material tester | |
| CN215626805U (en) | Nitrogen preparation system for power plant | |
| CN205299065U (en) | Natural gas gas -liquid separation pressurizing vessel | |
| CN220829457U (en) | Nitrogen quality control device at outlet end of nitrogen making machine | |
| CN208612348U (en) | A kind of low concentration gas mixing tank | |
| CN209564539U (en) | A kind of automatic collection fires the lithium ion battery safe storage box of product | |
| CN113401881A (en) | Nitrogen preparation system for power plant | |
| CN218752601U (en) | Raw materials buffer tank is used in isobutane production | |
| CN216047712U (en) | Continuous feeding and gas-tight device of pyrolysis gasifier | |
| CN101196428A (en) | Device for remote pressing and detecting leakage of high internal pressure battery | |
| CN217466386U (en) | Explosion-proof type atmosphere sampling instrument for environment monitoring | |
| CN212110813U (en) | Hydrogen sampling structure of hydrogen production device | |
| CN113484460B (en) | Pressurized horizontal furnace experimental device and method | |
| CN220125851U (en) | Gas purification device for oxygen preparation | |
| CN214327752U (en) | High-efficient hypoxemia cell culture device | |
| CN2866638Y (en) | Whole closed integral pack-pressing non-negative pressure water supply equipment | |
| CN218956084U (en) | Nitrogen sealing valve fatigue life testing device | |
| CN211500626U (en) | Gas tracer injection device | |
| CN217466131U (en) | Intelligent device for checking air tightness of single battery cell |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |