CN207455173U - A kind of metal hydride hydrogen storage unit - Google Patents
A kind of metal hydride hydrogen storage unit Download PDFInfo
- Publication number
- CN207455173U CN207455173U CN201721264927.1U CN201721264927U CN207455173U CN 207455173 U CN207455173 U CN 207455173U CN 201721264927 U CN201721264927 U CN 201721264927U CN 207455173 U CN207455173 U CN 207455173U
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- CN
- China
- Prior art keywords
- hydrogen storage
- hydrogen
- metal hydride
- heater
- guide tube
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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Abstract
The utility model discloses a kind of metal hydride hydrogen storage unit, belong to energy storage engineering device technique field, formed including hydrogen storage shell, heater, power supply, measuring device, percussion lock, flow-stop valve, material filling mouth, hydrogen storage material bed body, heat exchanger and gas-guide tube；Heater and strain transducer are respectively positioned on hydrogen storage shell, and heater is connected by conducting wire with power supply, and strain transducer is connected with signal amplifier, and signal amplifier is connected with measuring device；Hydrogen storage material bed body is located at the inside of hydrogen storage shell, is connected with heater；Gas-guide tube is connected with hydrogen storage shell, and flow-stop valve is provided on gas-guide tube, is provided with material filling mouth below gas-guide tube, material filling mouth is connected with hydrogen storage shell.The apparatus structure is simple, easily fabricated and operation, and equipped with hydrogen content measuring device so that hydrogen-storing device when fuel cell is used together can real time inspection hydrogen content to ensure safety.And heater is introduced, it is heated evenly hydrogen storage material, can give full play to device puts Hydrogen Energy power.
Description
Technical field
The utility model belongs to energy storage engineering device technique field, and in particular to a kind of metal hydride hydrogen storage unit.
Background technology
Hydrogen is the main raw material of industry and most important industrial gasses and special gas, in petrochemical industry, electronics work
Industry, metallurgical industry, food processing, float glass, Minute Organic Synthesis, aerospace etc. have a wide range of applications.Meanwhile
Hydrogen is also a kind of preferable energy, therefore causes the extensive concern of people.
Fuel cell is one of mode of hydrogen applications, in communications and transportation and field of power supplies extensive use.Metal hydride
For hydrogen-storing device compared with gas cylinder, pressure is relatively low while safer.However existing metal hydride hydrogen storage unit
It is uneven to put hydrogen for hydrogen storage metal in hydrogen container, while lacks content detection device, therefore causes safety problem.Storage traditional simultaneously
Hydrogen production device, since heat exchanger heat exchange is uneven, also influence device puts Hydrogen Energy power.
Utility model content
For problems of the prior art, the purpose of this utility model is to provide a kind of hydride hydrogen-storing dresses
It puts, realizes the real time monitoring of hydrogen-storing device hydrogen content, improve the non-uniform problem of heat exchanger heat exchange.
The utility model is achieved through the following technical solutions：
A kind of metal hydride hydrogen storage unit is put including hydrogen storage shell 1, heater 2, power supply 3, strain transducer 4, signal
Big device 5, measuring device 6, percussion lock 7, flow-stop valve 8, material filling mouth 9, hydrogen storage material bed body 10, heat exchanger 11 and gas-guide tube 12
Composition；
Wherein, the heater 2 and strain transducer 4 are respectively positioned on hydrogen storage shell 1, and heater 2 passes through conducting wire and electricity
Source 3 is connected, and strain transducer 4 is connected with signal amplifier 5, and signal amplifier 5 is connected with measuring device 6；
The hydrogen storage material bed body 10 is located at the inside of hydrogen storage shell 1, is connected with heater 2；
The gas-guide tube 12 is connected with hydrogen storage shell 1, and flow-stop valve 8 is provided on gas-guide tube 12, and 12 lower section of gas-guide tube is set
Material filling mouth 9 is equipped with, material filling mouth 9 is connected with hydrogen storage shell 1, and material filling mouth 9 is for replacing hydrogen storage material；
The heat exchanger 11 is wrapped on hydrogen storage shell 1；
The percussion lock 7 is located on hydrogen storage shell 1, is made of elastic pellet.
Further, the hydrogen storage shell 1 is made of stainless steel plate.
Further, the measuring device 6 is made of strain-gage instrumentation and storage oscillograph.
Further, the heat exchanger 11 is the copper pipe or aluminum pipe of a diameter of 10mm.
Further, the material of the hydrogen storage material bed body 10 is metal hydride.
Further, the material of the hydrogen storage material bed body 10 is LaNi5。
Further, the volume of the hydrogen storage material bed body 10 is 0.0012m3-0.0024m3, weight 800-805g.
Further, the gas-guide tube 12 is fixed and is sealed on hydrogen storage shell 1 by gasket 13.
The device so works：
When hydrogen is stored by gas-guide tube 12 in device, metal hydride absorbs hydrogen, simultaneous
Heat release, liberated heat are walked by the Xun Huan of heat exchanger 11, can determined by the variation of hydride volume in hydrogen-storing device
The content of hydrogen.Because the change of hydride volume can cause the device natural frequency of vibration characteristic changing.Under this mechanism, work as hydrogen
Into percussion lock during hydrogen-storing device hydrogen storage device shell is caused to shake, when the hydrogen storage shell of hydrogen-storing device is subject to mechanical shock to encourage
When, damping vibration can occur for portion in the device.And this damping vibration can be recorded by strain transducer.From strain transducer
The signal read on 4 can be sent to signal amplifier 5 and measuring device 6, and numerical value then is become damping vibration attenuation rate δ with shaking
The ratio of frequency f is swung, this ratio is called relative damping attenuation rate δ '=δ/f.
Compared with prior art, it is as follows the advantages of the utility model：
(1), metal hydride hydrogen storage unit provided by the utility model is simple in structure, easily fabricated.
(2), metal hydride hydrogen storage unit provided by the utility model is furnished with hydrogen content measuring device so that hydrogen storage fills
Put when fuel cell is used together can real time inspection hydrogen content to ensure safety.
(3), metal hydride hydrogen storage unit provided by the utility model be furnished with hydrogen content measuring device, heat exchanger with
Hydrogen storage cage connection is close, and heat dissipation effect is more preferable.
(4), percussion lock simple structure used in the utility model, it is easily operated.
(5), metal hydride hydrogen storage unit provided by the utility model, introduces heater, and hydrogen storage material is made to be heated
Even, can give full play to device puts Hydrogen Energy power.
Description of the drawings
Fig. 1 is a kind of structure diagram of metal hydride hydrogen storage unit of the utility model；
Fig. 2 is the pass of the metal hydride hydrogen storage unit hydrogen content V and relative damping rate δ ' of the embodiment 1 of the utility model
System's figure；
In figure：Hydrogen storage shell 1, heater 2, power supply 3, strain transducer 4, signal amplifier 5, measuring device 6, percussion dress
7, flow-stop valve 8, material filling mouth 9, hydrogen storage material bed body 10, heat exchanger 11 is put to form.Gas-guide tube 12, gasket 13.
Specific embodiment
The utility model is described further below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figure 1, a kind of metal hydride hydrogen storage unit, including hydrogen storage shell 1, heater 2, power supply 3, strain sensing
Device 4, signal amplifier 5, measuring device 6, percussion lock 7, flow-stop valve 8, material filling mouth 9, hydrogen storage material bed body 10, heat exchanger 11
And gas-guide tube 12 forms；
A kind of metal hydride hydrogen storage unit is put including hydrogen storage shell 1, heater 2, power supply 3, strain transducer 4, signal
Big device 5, measuring device 6, percussion lock 7, flow-stop valve 8, material filling mouth 9, hydrogen storage material bed body 10, heat exchanger 11 and gas-guide tube 12
Composition；
Wherein, the heater 2 and strain transducer 4 are respectively positioned on hydrogen storage shell 1, and heater 2 passes through conducting wire and electricity
Source 3 is connected, and strain transducer 4 is connected with signal amplifier 5, and signal amplifier 5 is connected with measuring device 6；
The hydrogen storage material bed body 10 is located at the inside of hydrogen storage shell 1, is connected with heater 2；
The gas-guide tube 12 is connected with hydrogen storage shell 1, and flow-stop valve 8 is provided on gas-guide tube 12, and 12 lower section of gas-guide tube is set
Material filling mouth 9 is equipped with, material filling mouth 9 is connected with hydrogen storage shell 1, and material filling mouth 9 is for replacing hydrogen storage material；
The heat exchanger 11 is wrapped on hydrogen storage shell 1；
The percussion lock 7 is located on hydrogen storage shell 1, is made of elastic pellet.
Hydrogen storage material bed body 10 a diameter of 80mm, long 262mm, hydrogen storage shell 1 are made of the stainless steel plate of 2mm thickness, metal
Hydride LaNi5Quality is 800g, and packed density becomes 3.5 х 103kg/m3.Heat exchanger 11 for transferring refrigerant be by
A diameter of 10mm copper pipes composition.Heater 2 is TEN-32-8-36V, it is used for heating hydrogen-storing device, and gas-guide tube 12 is Hansa-
Flex PR 08-1.5V2, flow-stop valve 8 are Hansa-Flex BKR 08, and power supply 3 is BVP RS-232, with the bullet of the specific amplitude of oscillation
Property bead as percussion lock 7, strain transducer 4 is ZEMIC BM8D, and signal amplifier 5 is P4-20PULSElectroni,
Measuring device 6 is made of strain-gage instrumentation ZET 017-T8 and storage oscillograph YOKOGAVA DLM2024.
A kind of metal hydride hydrogen storage unit of the utility model, so works：
When hydrogen is stored by gas-guide tube 12 in device, metal hydride LaNi5Hydrogen is absorbed, while companion
With heat release.Liberated heat is walked by the Xun Huan of heat exchanger 11.It can determine that hydrogen storage fills by the variation of hydride volume
Put the content of middle hydrogen.Because the change of hydride volume can cause the device natural frequency of vibration characteristic changing.Under this mechanism, when
Percussion lock causes hydrogen storage device shell to shake when hydrogen enters hydrogen-storing device, when the hydrogen storage shell of hydrogen-storing device is subject to mechanical shock
During excitation, damping vibration can occur for portion in the device.And this damping vibration can be recorded by strain transducer.It is passed from strain
The signal read on sensor 4 can be sent to signal amplifier 5 and measuring device 6, and numerical value then is become damping vibration attenuation rate δ
With the ratio of frequency of oscillation f, this ratio is called relative damping attenuation rate δ '=δ/f.
As shown in Fig. 2, experiment since hydrogen content in hydrogen-storing device until hydrogen saturation, to determine damping and decline 0
The relational graph of lapse rate δ ' and hydrogen content can determine the amount of hydrogen, the i.e. amount for the hydrogen that measuring device is shown and damping from Fig. 2
Attenuation rate δ ' is corresponding.The content of different hydrogen can all correspond to a damping vibration attenuation rate δ ', be put by strain transducer 4, signal
Big device 5 obtains this damping vibration attenuation rate δ ' and corresponding with the content of hydrogen, will be shown by measuring device afterwards.
Claims (7)
1. a kind of metal hydride hydrogen storage unit, which is characterized in that including hydrogen storage shell (1), heater (2), power supply (3), should
Become sensor (4), signal amplifier (5), measuring device (6), percussion lock (7), flow-stop valve (8), material filling mouth (9), hydrogen storage material
Expect bed body (10), heat exchanger (11) and gas-guide tube (12) composition；
Wherein, the heater (2) and strain transducer (4) are respectively positioned on hydrogen storage shell (1), and heater (2) passes through conducting wire
It is connected with power supply (3), strain transducer (4) is connected with signal amplifier (5), signal amplifier (5) and measuring device (6) phase
Even；
The hydrogen storage material bed body (10) is located at the inside of hydrogen storage shell (1), is connected with heater (2)；
The gas-guide tube (12) is connected with hydrogen storage shell (1), and flow-stop valve (8), gas-guide tube (12) are provided on gas-guide tube (12)
Lower section is provided with material filling mouth (9), and material filling mouth (9) is connected with hydrogen storage shell (1), and material filling mouth (9) is for replacing hydrogen storage material；
The heat exchanger (11) is wrapped on hydrogen storage shell (1)；
The percussion lock (7) is located on hydrogen storage shell (1), is made of elastic pellet,
The measuring device (6) is made of strain-gage instrumentation and storage oscillograph.
2. a kind of metal hydride hydrogen storage unit as described in claim 1, which is characterized in that the hydrogen storage shell (1) by
Stainless steel plate is made.
3. a kind of metal hydride hydrogen storage unit as described in claim 1, which is characterized in that the heat exchanger (11) is
The copper pipe or aluminum pipe of a diameter of 10mm.
A kind of 4. metal hydride hydrogen storage unit as described in claim 1, which is characterized in that the hydrogen storage material bed body
(10) material is metal hydride.
A kind of 5. metal hydride hydrogen storage unit as described in claim 1, which is characterized in that the hydrogen storage material bed body
(10) material is LaNi5。
A kind of 6. metal hydride hydrogen storage unit as described in claim 1, which is characterized in that the hydrogen storage material bed body
(10) volume is 0.0012m3-0.0024m3, weight 800-805g.
7. a kind of metal hydride hydrogen storage unit as described in claim 1, which is characterized in that the gas-guide tube (12) passes through
Gasket (13) is fixed and is sealed on hydrogen storage shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721264927.1U CN207455173U (en) | 2017-09-29 | 2017-09-29 | A kind of metal hydride hydrogen storage unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721264927.1U CN207455173U (en) | 2017-09-29 | 2017-09-29 | A kind of metal hydride hydrogen storage unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207455173U true CN207455173U (en) | 2018-06-05 |
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ID=62249770
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721264927.1U Expired - Fee Related CN207455173U (en) | 2017-09-29 | 2017-09-29 | A kind of metal hydride hydrogen storage unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN207455173U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543033A (en) * | 2017-09-29 | 2018-01-05 | 吉林科领科技有限公司 | A kind of metal hydride hydrogen storage unit |
| WO2021213501A1 (en) * | 2020-04-24 | 2021-10-28 | 永安行科技股份有限公司 | Hydrogen storage device, safety device, hydrogen storage system, temperature control system, temperature control method, and hydrogen-powered vehicle |
-
2017
- 2017-09-29 CN CN201721264927.1U patent/CN207455173U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543033A (en) * | 2017-09-29 | 2018-01-05 | 吉林科领科技有限公司 | A kind of metal hydride hydrogen storage unit |
| WO2021213501A1 (en) * | 2020-04-24 | 2021-10-28 | 永安行科技股份有限公司 | Hydrogen storage device, safety device, hydrogen storage system, temperature control system, temperature control method, and hydrogen-powered vehicle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20200929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |