CN112373915A

CN112373915A - Follow-on hydrogen storage tank structure

Info

Publication number: CN112373915A
Application number: CN202011270773.3A
Authority: CN
Inventors: 恰巴克·亚历山大
Original assignee: Shenzhen Zhongke Microtubule Technology Co ltd
Current assignee: Shenzhen Zhongke Microtubule Technology Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-02-19

Abstract

The invention discloses an improved hydrogen storage tank structure which comprises a tank body, a hydrogen supply and discharge manifold, a heater, a hydrogen storage device, a hydrogen impermeable coating, a porous material, an application layer and a branch pipe, wherein the hydrogen supply and discharge manifold is arranged in the tank body, the branch pipe is arranged at the top of the hydrogen supply and discharge manifold, the application layer is arranged in the hydrogen supply and discharge manifold, and the heater is arranged at the top of the application layer. Through setting up hydrogen confession and drainage manifold, the heater, hydrogen storage device, application layer and capillary subassembly, the device satisfies the high security requirement of hydrogenation and hydrogen storage, the jar body is not in high pressure state, the possibility minimizing of decompression and release hydrogen, the oiling process is gone on at low temperature, the weight of hydrogen in the storage tank exceeds six percent, wide application is in chemistry, transportation engineering and other trades, and when making the less capillary tube bank of diameter around the periphery of capillary subassembly or independent part, the stress on the capillary tube bank wall can reduce, the outer wall avoids high hydrogen pressure promptly, the security of the jar body has further been improved.

Description

Follow-on hydrogen storage tank structure

Technical Field

The invention relates to the technical field of hydrogen energy, in particular to an improved hydrogen storage tank structure.

Background

The hydrogen is a chemical element, the symbol of the element is H, the element is positioned at the first position in the periodic table of the elements, the common simple substance form of the hydrogen is hydrogen, the hydrogen is colorless, tasteless and odorless, the hydrogen is extremely combustible gas consisting of diatomic molecules, the hydrogen is the lightest gas, and the hydrogen is used for treating diseases medically.

In the prior art, conventional improved hydrogen storage tank structures comprise a sealed housing, industrial piping, internal heat exchange surfaces and a hydrogen storage filler which is an intermetallic compound, have the disadvantage that absorption and release of hydrogen have significant thermal effects, and furthermore, the hydrogen content is as low as four-five percent by weight, which is undesirable.

Disclosure of Invention

The invention provides an improved hydrogen storage tank structure, which is not under pressure, has the advantages that the temperature of the device is low, the temperature can reach two hundred and fifty degrees at most, and the weight content of hydrogen gas exceeds six percent for ten minutes, so as to solve the problems that the absorption and release of hydrogen in the conventional improved hydrogen storage tank structure have obvious thermal effect and the weight content of hydrogen is as low as four-five percent.

In order to realize the purposes that the device is not under pressure, the temperature of the device is carried out at low temperature, the maximum temperature can reach two hundred and fifty degrees, and meanwhile, the weight content of hydrogen exceeds six percent of hydrogen charging time for ten minutes, the invention provides the following technical scheme: the utility model provides a follow-on hydrogen storage tank structure, includes a jar body, hydrogen confession row manifold, heater, hydrogen storage device, impermeable hydrogen coating, porous material, application layer and branch pipe, the inside of jar body is provided with hydrogen confession row manifold, the top that hydrogen confession row manifold was provided with the branch pipe, the inside that hydrogen confession row manifold was provided with application layer, the heater sets up in the top of applying the layer, hydrogen storage device sets up in the bottom of applying the layer, hydrogen storage device's inside is provided with porous material.

As a preferable technical scheme of the invention, the inner wall of the hydrogen storage device is sprayed with a hydrogen-impermeable coating.

As a preferable technical scheme of the invention, the porous material is foamed nickel or polymer foam.

In a preferred embodiment of the present invention, the hydrogen impermeable coating is one of an alloy layer and a ceramic layer.

In a preferred embodiment of the present invention, the top of the hydrogen supply and exhaust manifold extends through the tank body and extends to the outside of the tank body.

In a preferred embodiment of the present invention, the application layer is a tin alloy or polymer layer.

Compared with the prior art, the invention provides an improved hydrogen storage tank structure, which has the following beneficial effects:

this follow-on hydrogen storage tank structure, supply and exhaust the manifold through setting up hydrogen, a heater, hydrogen storage device, application layer and capillary subassembly, the device satisfies hydrogenation and the high security requirement of hydrogen storage, the jar body is not in high pressure state, the possibility minimizing of decompression and release hydrogen, refuel the process and go on at low temperature, the weight of hydrogen exceeds six percent in the storage tank, wide application in chemistry, transportation engineering and other trades, and when making the less capillary tube bank of diameter around capillary subassembly's periphery or solitary part, the stress on the capillary tube bank wall can reduce, the outer wall is exempted from high hydrogen pressure promptly, the security of the jar body has further been improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic structural view of an improved hydrogen storage tank structure according to the present invention;

fig. 2 is a structural sectional view of an improved hydrogen storage tank structure of the present invention;

FIG. 3 is a sectional view showing a structure of a capillary tube assembly of an improved hydrogen storage tank structure according to the present invention;

fig. 4 is a side view showing the structure of a capillary member of an improved hydrogen storage tank structure of the present invention;

fig. 5 is a sectional plan view of a capillary bundle structure of an improved hydrogen storage tank structure according to the present invention.

In the figure: 1. a tank body; 2. a hydrogen supply and exhaust manifold; 3. a heater; 4. a hydrogen storage vessel; 5. a hydrogen impermeable coating; 6. a porous material; 7. applying a layer; 8. a branch pipe; 9. a capillary assembly; 10. a capillary bundle; 11. and a bus bar.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The first embodiment is as follows:

referring to fig. 1-2, the invention discloses an improved hydrogen storage tank structure, comprising a tank body 1, a hydrogen supply and exhaust manifold 2, a heater 3, a hydrogen storage device 4, a hydrogen impermeable coating 5, a porous material 6, an application layer 7 and a branch pipe 8, wherein the hydrogen supply and exhaust manifold 2 is arranged inside the tank body 1, the branch pipe 8 is arranged at the top of the hydrogen supply and exhaust manifold 2, the application layer 7 is arranged inside the hydrogen supply and exhaust manifold 2, the heater 3 is arranged at the top of the application layer 7, the hydrogen storage device 4 is arranged at the bottom of the application layer 7, the porous material 6 is arranged inside the hydrogen storage device 4, the hydrogen impermeable coating 5 is sprayed on the inner wall of the hydrogen storage device 4, the porous material 6 is foamed nickel or polymer foam, the hydrogen impermeable coating 5 is an alloy layer, the top of the hydrogen supply and exhaust manifold 2 penetrates through the tank body 1 and extends to the outside of the tank body 1, the application layer 7 is a tin alloy or polymer layer, hydrogen gas of an overpressure is supplied to the hydrogen supply and discharge manifold 2 through the branch pipe 8, and in the case of the application layer 7, the layer regulates the supply and release of hydrogen from the material having a high hydrogen storage capacity to the hydrogen storage container 4 at a predetermined operating temperature of 100-.

If the porous material 6 is made of nickel foam or polymer foam, it must be sealed at the operating temperature with a hydrogen impermeable coating 5, the entire surface not connected to the hydrogen supply and exhaust manifold 2 and not covered by the applied layer 7, the hydrogen impermeable coating 5 being an alloy layer with a hydrogen permeability equal to glass up to 10-16 cm/(s-at 1/2), chrome nickel steel up to 10-18cm2, in which case hydrogen gas at the operating pressure will fill the entire volume of the hydrogen storage vessel 4 and the device will not be under pressure.

Example two:

referring to fig. 1-2, the invention discloses an improved hydrogen storage tank structure, comprising a tank body 1, a hydrogen supply and exhaust manifold 2, a heater 3, a hydrogen storage device 4, a hydrogen impermeable coating 5, a porous material 6, an application layer 7 and a branch pipe 8, wherein the hydrogen supply and exhaust manifold 2 is arranged inside the tank body 1, the branch pipe 8 is arranged at the top of the hydrogen supply and exhaust manifold 2, the application layer 7 is arranged inside the hydrogen supply and exhaust manifold 2, the heater 3 is arranged at the top of the application layer 7, the hydrogen storage device 4 is arranged at the bottom of the application layer 7, the porous material 6 is arranged inside the hydrogen storage device 4, the hydrogen impermeable coating 5 is sprayed on the inner wall of the hydrogen storage device 4, the porous material 6 is foamed nickel or polymer foam, the hydrogen impermeable coating 5 is a ceramic layer, the top of the hydrogen supply and exhaust manifold 2 penetrates through the tank body 1 and extends to the outside of the tank body 1, the application layer 7 is a tin alloy or polymer layer, hydrogen gas of an overpressure is supplied to the hydrogen supply and discharge manifold 2 through the branch pipe 8, and in the case of the application layer 7, the layer regulates the supply and release of hydrogen from the material having a high hydrogen storage capacity to the hydrogen storage container 4 at a predetermined operating temperature of 100-.

If the porous material 6 is made of nickel foam or polymer foam, it must be sealed at the operating temperature with a hydrogen impermeable coating 5, the entire surface not connected to the hydrogen supply and exhaust manifold 2 and not covered by the applied layer 7, the hydrogen impermeable coating 5 being a ceramic layer with a hydrogen permeability equal to glass up to 10-16 cm/(s-at 1/2), chrome nickel steel up to 10-18cm2, in which case hydrogen gas at the operating pressure will fill the entire volume of the hydrogen storage vessel 4 and the device will not be under pressure.

Example three: referring to fig. 3-5, comprising a capillary assembly 9, said application layer 7 being provided at its bottom with a capillary assembly 9, said capillary assembly 9 comprising a bundle of capillaries 10 and busbars 11, and the inner wall of the capillary tube assembly 9 is sprayed with a hydrogen impermeable coating 5, the capillary tube assembly 9 is made of capillary tube bundles 10 with different diameters, the diameter of the outer capillary tube bundle 10 is smaller than that of the inner capillary tube bundle 10, which consist of hollow capillary tube bundles 10 of different diameters and which are interconnected along generatrices 11, the capillary tube bundles 10 can be glued (for polymeric capillary tube bundles 10) or joined by diffusion welding (for metallic capillary tube bundles 10), when the capillary tube bundle 10 is made smaller in diameter around the periphery (or a separate part) of the hydrogen storage vessel 4, the stress on the walls of the capillary tube bundle 10 is reduced, i.e. the outer walls are protected from high hydrogen pressure, further improving the safety of the tank 1.

When the capillary tube assembly 9 replaces the hydrogen storage device 4, then the open end through which hydrogen gas is inserted into the hydrogen supply and discharge manifold 2 fills the internal space of the capillary tube bundle 10, in this case, the application layer 7 is applied to the end face of the capillary tube bundle 10, the application layer 7 regulates the supply and discharge of hydrogen, the heater 3 is provided separately for each part at the level of the layer, after the filling process is completed, the heater 3 is turned off, the application layer 7 is cooled and the hydrogen gas is locked in the capillary tube assembly 9, the pressure in the hydrogen supply and discharge manifold 2 is released, the heater 3 is turned on in order to draw hydrogen gas out of the capillary tube assembly 9, and the pressure in the hydrogen supply and discharge manifold 2 for supplying and discharging hydrogen gas is controlled by regulating the temperature of the heater 3, thereby regulating the temperature of the application layer 7.

In addition to changing the temperature, the applied layer 7 may also use ultrasound, high frequency fields, microwaves, electrical potentials and other influences.

Supplying hydrogen to the hydrogen supply and discharge manifold 2 at an overpressure for the supply and discharge of hydrogen, when the desired overpressure is reached and the pressure is generated in the porous material 6 or in the capillary bundle 10, the heater 3 is switched on, the particles are melted, the application layer 7 covers the surface of the porous material 6 or of the capillary bundle 10 facing the hydrogen supply and discharge manifold 2, then the heater 3 is switched off, the application layer 7 cools and seals the porous material 6 or the capillary bundle 10, the pressure in the hydrogen supply and discharge manifold 2 is released, the device is filled with hydrogen, in which case the tank 1 is also not under pressure, and the filling process is carried out at a temperature of 40-250 °.

In order to extract hydrogen from the hydrogen storage vessel 4 or the capillary tube assembly 9, the heater 3 is turned on, the application layer 7 is melted and displaced from the surface layer of the porous material 6 or the capillary tube bundle 10 by overpressure of hydrogen gas, which enters the hydrogen supply and discharge manifold 2 and reaches the user through the branch pipe 8, and in order to smoothly control the pressure, the hydrogen storage vessel 4 or the capillary tube assembly 9 may be made in the form of separate sealing portions, each of which is connected to its own heater 3.

To sum up, this improved generation hydrogen storage tank structure, through setting up hydrogen confession and arrange manifold 2, heater 3, hydrogen storage device 4, application layer 7 and capillary subassembly 9, the device satisfies the high security requirement of hydrogenation and hydrogen storage, and jar body 1 is not in high pressure state, and the possibility minimizing of decompression and release hydrogen, and the process of refueling is gone on at low temperature, and the weight of hydrogen in the storage tank exceeds six percent, and the wide application is in chemistry, transportation engineering and other trades, and when making the capillary tube bank 10 that the diameter is less around capillary subassembly 9's periphery or independent part, the stress on the capillary tube bank 10 wall can reduce, and the outer wall is exempted from high hydrogen pressure promptly, has further improved the security of jar body 1.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

1. The utility model provides an improved generation's hydrogen storage tank structure, includes jar body (1), hydrogen confession row manifold (2), heater (3), hydrogen storage ware (4), hydrogen impermeable coating (5), porous material (6), application layer (7) and branch pipe (8), its characterized in that: the inside of the jar body (1) is provided with hydrogen and supplies row manifold (2), the top that hydrogen supplied row manifold (2) is provided with branch pipe (8), the inside of hydrogen supply row manifold (2) is provided with applies layer (7), heater (3) set up in the top of applying layer (7), hydrogen storage device (4) set up in the bottom of applying layer (7), the inside of hydrogen storage device (4) is provided with porous material (6).

2. An improved hydrogen storage tank structure according to claim 1, characterized in that: the inner wall of the hydrogen storage container (4) is sprayed with a hydrogen-impermeable coating (5).

3. An improved hydrogen storage tank structure according to claim 1, characterized in that: the porous material (6) is foamed nickel or polymer foam.

4. An improved hydrogen storage tank structure according to claim 2, characterized in that: the hydrogen-impermeable coating (5) is any one of an alloy layer or a ceramic layer.

5. An improved hydrogen storage tank structure according to claim 1, characterized in that: the top of the hydrogen supply and exhaust manifold (2) penetrates through the tank body (1) and extends to the outside of the tank body (1).

6. An improved hydrogen storage tank structure according to claim 1, characterized in that: the application layer (7) is a tin alloy or polymer layer.