Solid hydrogen storage equipment with electromagnetic induction heating function

Abstract

The utility model provides solid hydrogen storage equipment with an electromagnetic induction heating function, and relates to the technical field of hydrogen storage equipment. The device comprises a gas path system, a heat management system, a control system and a frame body, the gas path system, the heat management system and the control system are all connected to the frame body, the control system is electrically connected with the gas path system and the heat management system, and the gas path system comprises a solid hydrogen storage container and a gas path pipeline which are communicated. The heat management system comprises an electromagnetic induction coil, a fan and a high-frequency power supply, the high-frequency power supply is electrically connected with the electromagnetic induction coil, and the electromagnetic induction coil is wound on the outer side of the solid hydrogen storage container. The electromagnetic induction coil can generate an alternating magnetic field, so that the solid hydrogen storage container is heated to reach a thermodynamic state of hydrogen desorption; the fan can cool the solid hydrogen storage container by utilizing air forced convection heat transfer, so that the solid hydrogen storage container reaches a thermodynamic state of hydrogen absorption, an efficient thermal management function is realized, the heating efficiency is improved, the structure is simple, and the maintenance cost is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydrogen storage equipment technical field especially is hydrogen storage equipment with electromagnetic induction heating function. BACKGROUND

[0002] With fossil energy gradually exhausted and environmental pollution aggravating, countries all over the world increase the development strength of alternative energy. Hydrogen has high calorific value, and combustion is pollution-free, and belongs to ideal clean energy. In the field of hydrogen storage, how to store hydrogen conveniently and efficiently becomes a problem to be solved urgently.

[0003] At present, hydrogen storage mainly has three modes, the first mode is that hydrogen is stored in a gas cylinder, the disadvantage of the mode is that the gas cylinder has high pressure and high risk, and the storage capacity of a single gas cylinder is limited, the second mode is that liquid hydrogen is stored in a storage tank, the disadvantage of the mode is that the low-temperature liquefaction process is complex, the adiabatic performance requirement of the storage tank is high, and the hydrogen storage efficiency is low, the third mode is that a container made of active alloy hydrogen absorption material is used for storage, the mode has large hydrogen storage volume density, simple operation, convenient transportation, low cost and high safety, and is the most promising hydrogen storage mode at present.

[0004] The applicant finds that at least the following technical problems exist in the prior art: the container made of active alloy hydrogen absorption material releases and absorbs certain heat in the process of hydrogen absorption and release, the heat needs to be adjusted through an external heat exchange device, otherwise the hydrogen absorption and release efficiency will be reduced. The traditional method is to pass liquid medium into the outside of the hydrogen storage equipment, heat or cool the liquid medium by an external refrigeration device or heating device, and then exchange heat through the liquid medium and the solid hydrogen storage container. However, this heat exchange mode has low efficiency, serious heat waste, is easy to damage, has high maintenance cost, and cannot meet the use requirement. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing hydrogen storage equipment with electromagnetic induction heating function to solve the technical problems existing in the prior art. The preferred technical scheme in the many technical schemes provided by the utility model can produce many technical effects, which are described in detail below.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The application discloses a solid-state hydrogen storage device with electromagnetic induction heating function, which comprises a gas path system, a heat management system, a control system and a frame body, wherein the gas path system, the heat management system and the control system are connected to the frame body, the control system is electrically connected with the gas path system and the heat management system respectively, the gas path system comprises a solid-state hydrogen storage container and a gas path pipeline which are connected in communication, the heat management system comprises an electromagnetic induction coil, a fan and a high-frequency power supply, the high-frequency power supply is electrically connected with the electromagnetic induction coil, the electromagnetic induction coil is wound on the outside of the solid-state hydrogen storage container, and the fan can drive the air in the frame body to flow.

[0008] Preferably, the solid-state hydrogen storage containers are arranged in the interior of the frame body, and the gas path pipeline comprises a plurality of branch pipelines, and each solid-state hydrogen storage container is connected in communication with one branch pipeline.

[0009] Preferably, the gas path system further comprises an electromagnetic valve and a manual angle valve, and each branch pipeline is provided with one electromagnetic valve and one manual angle valve at one end connected with the solid-state hydrogen storage container.

[0010] Preferably, the gas path system further comprises a filter, and the filter is arranged on the gas path pipeline.

[0011] Preferably, the gas path system further comprises a safety valve, and the safety valve is arranged on the gas path pipeline and located at one end far away from the solid-state hydrogen storage container.

[0012] Preferably, the control system comprises a PLC controller, a temperature transmitter, a pressure transmitter and a hydrogen leakage detector, the PLC controller is electrically connected with the gas path system, the heat management system, the temperature transmitter, the pressure transmitter and the hydrogen leakage detector respectively, the probe of the temperature transmitter is in contact with the outer wall of the solid-state hydrogen storage container, the pressure transmitter is arranged on the gas path pipeline, and the hydrogen leakage detector is connected to the frame body.

[0013] Preferably, the frame body comprises a sectional steel frame and a steel plate, and the steel plate is connected with the sectional steel frame.

[0014] Preferably, the outer side of the steel plate is wrapped with a heat preservation material.

[0015] Preferably, the outer surface of the electromagnetic induction coil is brushed with insulating paint.

[0016] The utility model discloses beneficial effect is: through with solid state hydrogen storage container as conductor, utilize electromagnetic induction principle, high frequency power supply can be adjusted to the specific frequency, voltage, current output for electromagnetic induction coil with external input alternating current or direct current, alternating magnetic field is generated through electromagnetic induction coil, and the induction electromotive force is generated in the inside of solid state hydrogen storage container, thereby generating eddy current, and a large amount of heat is sent, and solid state hydrogen storage container is heated, and the active alloy in the inside of solid state hydrogen storage container reaches the thermodynamic state of hydrogen release, greatly improves the thermal efficiency, reduces energy waste, and heating speed is faster, and temperature is more controllable.

[0017] The fan utilizes air forced convection heat exchange to cool the solid state hydrogen storage container, so that the active alloy in the inside of the solid state hydrogen storage container is in the thermodynamic state of hydrogen absorption, realizes the high-efficiency heat management function, improves the heating efficiency, improves the heat exchange scheme of the traditional process relying on the flow of heat medium, has simple structure, low maintenance cost, and expands the application field of the solid state hydrogen storage equipment. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0019] Figure 1 It is the perspective view of the utility model;

[0020] Figure 2 It is the sectional structure view under the side view angle of the utility model;

[0021] Figure 3 It is the front view structure view of the utility model;

[0022] Figure 4 It is the sectional structure view under the bottom view angle of the utility model;

[0023] Figure 5 It is the top view structure view of the utility model;

[0024] Fig. 1, gas path system; 11, solid state hydrogen storage container; 12, gas path pipeline; 13, electromagnetic valve; 14, manual angle valve; 15, filter; 16, safety valve;

[0025] 2, heat management system; 21, electromagnetic induction coil; 22, fan; 23, high frequency power supply;

[0026] 3, control system; 31, PLC controller; 32, temperature transmitter; 33, pressure transmitter; 34, hydrogen leakage detector;

[0027] 4, frame; 41, steel frame; 42, steel plate. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the utility model more clear, the technical scheme of the utility model will be described in detail below. Obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without making creative labor belong to the scope protected by the utility model.

[0029] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "lateral", "length", "width", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side" and the like is based on the drawings of the utility model and only for the convenience of describing the utility model and simplifying the description, and is not indicative or implied that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. Figure 1

[0030] In the description of the utility model, it is also necessary to explain that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium. For the ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0031] With reference to Figures 1 to 5 The utility model provides a kind of solid-state hydrogen storage equipment with electromagnetic induction heating function, including gas path system 1, thermal management system 2, control system 3 and frame 4, gas path system 1, thermal management system 2, control system 3 are connected on frame 4, control system 3 is respectively electrically connected with gas path system 1 and thermal management system 2.

[0032] Gas path system 1 includes solid-state hydrogen storage container 11, gas path pipeline 12, electromagnetic valve 13, manual angle valve 14, filter 15 and safety valve 16;

[0033] ​The solid hydrogen storage containers 11 are arranged in the interior of the frame body 4, the gas path pipeline 12 comprises several branch pipelines, each of the solid hydrogen storage containers 11 is connected with one of the branch pipelines, the solid hydrogen storage containers 11 are filled with active alloy, hydrogen can enter the interior of the solid hydrogen storage containers 11 through the gas path pipeline 12, combine with the active alloy in the interior of the solid hydrogen storage containers 11 to achieve the effect of storage, when the solid hydrogen storage containers 11 are heated, hydrogen can also be discharged from the equipment through the gas path pipeline 12, thereby realizing the functions of absorbing and discharging hydrogen;

[0034] An electromagnetic valve 13 and a manual angle valve 14 are arranged at one end of each of the branch pipelines connected with the solid hydrogen storage containers 11, the electromagnetic valve 13 and the manual angle valve 14 can control the opening and closing of the gas path of the corresponding branch pipeline;

[0035] A filter 15 is arranged on the gas path pipeline 12, the filter 15 can effectively filter impurities in the gas path system 1, and ensure the purity of the gas;

[0036] The gas path system 1 further comprises a safety valve 16, the safety valve 16 is arranged on the gas path pipeline 12 and located at one end away from the solid hydrogen storage containers 11, when the pressure exceeds a set value, the safety valve 16 can be opened, thereby achieving the purpose of emergency pressure relief.

[0037] The thermal management system 2 comprises an electromagnetic induction coil 21, a fan 22 and a high-frequency power supply 23;

[0038] The electromagnetic induction coil 21 is wound at equal intervals on the outside of the solid hydrogen storage containers 11 and maintains a certain gap distance with the solid hydrogen storage containers 11, meanwhile, the outer surface of the electromagnetic induction coil 21 is preferably coated with insulating paint, the electromagnetic induction coil 21 can generate an alternating magnetic field after being electrified, according to the law of electromagnetic induction and the law of full current, the solid hydrogen storage containers 11 can be heated;

[0039] The fan 22 is detachably connected to the frame body 4 and preferably located at the top of the frame body 4, the fan 22 can drive the air in the interior of the frame body 4 to flow;

[0040] The high-frequency power supply 23 is electrically connected with the electromagnetic induction coil 21, the high-frequency power supply 23 can adjust the external input alternating current or direct current to a specific frequency, voltage and current output to the electromagnetic induction coil 21, in the embodiment, the high-frequency power supply 23 preferably comprises a rectifier, an inverter, an inductor, a capacitor and other electrical elements, which are conventional prior art.

[0041] The control system 3 comprises a PLC controller 31, a temperature transmitter 32, a pressure transmitter 33 and a hydrogen leakage detector 34;

[0042] The PLC controller 31 is electrically connected with the gas path system 1, the heat management system 2, the temperature transmitter 32, the pressure transmitter 33 and the hydrogen leakage detector 34 respectively;

[0043] The temperature transmitter 32 is correspondingly arranged at each solid-state hydrogen storage container 11, the probe of the temperature transmitter 32 is in contact with the outer wall of the solid-state hydrogen storage container 11, the temperature transmitter 32 can detect the temperature of the solid-state hydrogen storage container 11 in real time, and the temperature transmitter 32 can convert the temperature value into an electric signal and transmit the electric signal to the PLC controller 31;

[0044] The pressure transmitter 33 is arranged on the gas path pipeline 12, the pressure transmitter 33 can detect the pressure of the gas path system 1, and the pressure transmitter 33 can convert the pressure value into an electric signal and transmit the electric signal to the PLC controller 31;

[0045] The hydrogen leakage detector 34 is connected to the rack body 4, and is preferably located at the top of the rack body 4, if hydrogen leakage occurs, the hydrogen leakage detector 34 can detect the hydrogen leakage, then transmit an electric signal to the PLC controller 31, and simultaneously issue an audible and light alarm;

[0046] In addition, the PLC controller 31 is also electrically connected with the electromagnetic valve 13 of the gas path system 1 and the fan 22 and the high-frequency power supply 23 of the heat management system 2, once the PLC controller 31 receives the electric signals of temperature abnormality, pressure abnormality and hydrogen leakage, the PLC controller 31 can output an instruction to cut off the current output of the electromagnetic valve 13 and the high-frequency power supply 23.

[0047] The rack body 4 comprises a profile steel frame 41 and a steel plate 42, the profile steel frame 41 is a support structure, and is placed on the ground or a working platform by being provided with supporting legs, the steel plate 42 is connected with the profile steel frame 41, and the connection is preferably welding connection, so as to improve the overall structural strength, the steel plate can shield the electromagnetic field generated by the electromagnetic induction coil 21, and block the influence of the electromagnetic field on the outside, and the outside of the steel plate 42 is wrapped with thermal insulation material, which can play a thermal insulation effect.

[0048] The working method of the solid-state hydrogen storage equipment with electromagnetic induction heating function mentioned in the embodiment is as follows:

[0049] When the solid-state hydrogen storage equipment is in a hydrogen absorption state, hydrogen enters the inside of the solid-state hydrogen storage container 11 through the gas path pipeline 12 of the gas path system 1 under the action of external pressure, the hydrogen is adsorbed by the active alloy, and heat is released at the same time, meanwhile, the fan 22 starts to rotate under the instruction of the PLC controller 31, air enters the equipment main body from the bottom of the rack body 4 under the action of pressure difference, and is discharged into the atmosphere by the fan 22, at this time, the heat generated by the solid-state hydrogen storage container 11 is taken out to the atmosphere in the form of convective heat transfer, so as to ensure that the inside of the equipment is in the temperature range of efficient work of the active alloy;

[0050] When the solid hydrogen storage device is in the hydrogen release state, the high-frequency power supply 23 outputs a specific current, voltage and frequency to the electromagnetic induction coil 21. After the electromagnetic induction coil 21 is powered, an alternating magnetic field is generated. According to the law of electromagnetic induction and the law of total current, the solid hydrogen storage container 11 can be heated, and the heat is conducted to the active alloy inside the solid hydrogen storage container 11, so that the active alloy is in a high-efficiency hydrogen release state, and hydrogen can be discharged from the system through the gas path pipeline 12 of the gas path system 1.

[0051] In the above hydrogen absorption and hydrogen release processes, the temperature transmitter 32 installed outside the frame body 4 and in contact with the solid hydrogen storage container 11 can continuously detect the temperature of the solid hydrogen storage container 11 and convert the temperature value into an electrical signal and transmit it to the PLC controller 31. The PLC controller 31 can adjust the current of the high-frequency power supply 23 and the speed of the fan 22 according to the temperature, so that the temperature reaches the required value. When the temperature exceeds the set value, the PLC controller 31 can immediately cut off the current output of the high-frequency power supply 23.

[0052] The pressure transmitter 33 can continuously detect the pressure of the gas path system 1 and convert the pressure value into an electrical signal and transmit it to the PLC controller 31. The PLC controller 31 can adjust the current of the high-frequency power supply 23 and the speed of the fan 22 according to the pressure, so that the pressure reaches the required value. When the pressure exceeds the set value, the PLC controller 31 can output an instruction to cut off the current output of the high-frequency power supply 23 and close the electromagnetic valve 13 to cut off the hydrogen delivery of the gas path system 1.

[0053] In this embodiment, the solid hydrogen storage container 11 is used as a conductor, and an alternating magnetic field is generated by the electromagnetic induction coil 21 to generate an induced electromotive force in the solid hydrogen storage container 11, thereby generating eddy current to generate a large amount of heat to heat the solid hydrogen storage container 11, so that the active alloy inside the solid hydrogen storage container 11 reaches the thermodynamic state of hydrogen release, greatly improving the thermal efficiency, reducing energy waste, and faster heating speed and more controllable temperature.

[0054] The fan 22 uses air forced convection heat transfer to cool the solid hydrogen storage container 11, so that the active alloy inside the solid hydrogen storage container 11 is in a thermodynamic state of hydrogen absorption, realizing high-efficiency thermal management function, improving heating efficiency, improving the traditional process of heating by relying on the flow of heat medium, simple structure, low maintenance cost, and expanding the application field of the solid hydrogen storage device.

[0055] The above merely illustrates the specific implementation manners of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of the changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A solid-state hydrogen storage device having an electromagnetic induction heating function, characterized by comprising: The application relates to a hydrogen storage device, which comprises a gas path system (1), a thermal management system (2), a control system (3) and a frame (4), wherein the gas path system (1), the thermal management system (2) and the control system (3) are connected to the frame (4), the gas path system (1) comprises a solid-state hydrogen storage container (11) and a gas path pipeline (12) connected to each other, the thermal management system (2) comprises an electromagnetic induction coil (21), a fan (22) and a high-frequency power supply (23), the high-frequency power supply (23) is electrically connected to the electromagnetic induction coil (21), the electromagnetic induction coil (21) is wound on the outer side of the solid-state hydrogen storage container (11), the fan (22) can drive the air in the frame (4) to flow, the control system (3) comprises a PLC controller (31) and a temperature transmitter (32), the PLC controller (31) is electrically connected to the gas path system (1), the thermal management system (2) and the temperature transmitter (32) respectively, and the probe of the temperature transmitter (32) is in contact with the outer wall of the solid-state hydrogen storage container (11).

2. The solid-state hydrogen storage device with electromagnetic induction heating function according to claim 1, characterized in that, The solid-state hydrogen storage container (11) is arranged in the frame (4), the gas path pipeline (12) comprises a plurality of branch pipelines, and each solid-state hydrogen storage container (11) is connected to one branch pipeline.

3. The solid-state hydrogen storage device with electromagnetic induction heating function according to claim 2, characterized in that, The gas path system (1) further comprises an electromagnetic valve (13) and a manual angle valve (14), and each branch pipeline is provided with one electromagnetic valve (13) and one manual angle valve (14) at one end connected to the solid-state hydrogen storage container (11).

4. The solid-state hydrogen storage device with electromagnetic induction heating function according to claim 1, wherein, The gas path system (1) further comprises a filter (15), and the filter (15) is arranged on the gas path pipeline (12).

5. The solid-state hydrogen storage device with electromagnetic induction heating function according to claim 1, wherein, The gas path system (1) further comprises a safety valve (16), and the safety valve (16) is arranged on the gas path pipeline (12) and located at one end away from the solid-state hydrogen storage container (11).

6. The solid-state hydrogen storage device with electromagnetic induction heating function according to claim 1, wherein, The control system (3) further comprises a pressure transmitter (33) and a hydrogen leakage detector (34), the PLC controller (31) is electrically connected to the pressure transmitter (33) and the hydrogen leakage detector (34) respectively, the pressure transmitter (33) is arranged on the gas path pipeline (12), and the hydrogen leakage detector (34) is connected to the frame (4).

7. The solid-state hydrogen storage device with electromagnetic induction heating function according to claim 1, wherein, The frame (4) comprises a sectional steel frame (41) and a steel plate (42), and the steel plate (42) is connected to the sectional steel frame (41).

8. The solid-state hydrogen storage device with electromagnetic induction heating function according to claim 7, characterized in that, An insulating material is arranged on the outer side of the steel plate (42).

9. The solid-state hydrogen storage device with electromagnetic induction heating function according to claim 1, wherein, The outer surface of the electromagnetic induction coil (21) is coated with insulating paint.

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