KR20190072309A - Hydrogen gas compression device for combustion testing equipment - Google Patents

Abstract

The present invention relates to a hydrogen gas compressing and injecting device for a combustion test device, which comprises: a transport tank installed in a transport vehicle, and storing hydrogen gas; a storage tank installed in a wall structure to provide the hydrogen gas for a hydrogen jetted flame combustion test device, and compressing and storing the hydrogen gas; an injection flow path installed between the transport tank and a compression providing unit, and supplying the hydrogen gas supplied from the transport tank to the storage tank; a compression providing unit installed in the injection flow path, and increasing a supply pressure of the hydrogen gas to increase the hydrogen gas up to a set pressure or more so as to inject the same into the storage tank; an emergency discharge flow path installed to be branched to the injection flow path to discharge the hydrogen gas filled in the injection flow path to the air when pressure inside the compression providing unit or the injection flow path is increased up to a set value or more; and a supply tank installed between the storage tank of the hydrogen jetted flame combustion test device, and the compression providing unit, and supplying the hydrogen gas, which is compressed up to a predetermined value or more to be supplied to the storage tank from the compression providing unit. The supply flow path is formed to have an inner diameter smaller than that of the injection flow path.

Description

TECHNICAL FIELD [0001] The present invention relates to a hydrogen gas compression injection apparatus for a combustion test apparatus,

The present invention relates to a hydrogen gas compression injection device for a combustion testing device, and more particularly, to a hydrogen gas compression injection device for a combustion test device, in which hydrogen is supplied to a flame so as to visually confirm a flame generated when hydrogen is burned, And the hydrogen gas is compressed to a high pressure in a storage tank so as to be able to supply hydrogen gas injected at a high pressure so as to be utilized in a hydrogen jet flame combustion test apparatus capable of clearly measuring the length and shape of the flame, To a hydrogen gas compression injection device for an experimental apparatus.

BACKGROUND ART Generally, automobiles are devices that move using energy generated by combustion of fuels, and fossil fuels are mainly used. In recent years, environmentally friendly vehicles using solar heat or hydrogen fuel have been developed and used.

Among such environmentally friendly vehicles, automobiles using hydrogen fuel have a risk of explosion when hydrogen used as hydrogen or fuel cell leaks into the atmosphere, and therefore research on diffusion and combustion characteristics of hydrogen fuel is required.

Furthermore, when hydrogen or a fuel cell vehicle is stopped for a long time in an enclosed space such as an underground parking lot, leaked hydrogen may collect and explode. Therefore, an experimental model is needed to grasp the diffusivity and combustibility of leaking hydrogen in a closed space such as an underground parking lot. However, there is not yet a research and development on an experimental model or an experimental method for this.

In order to solve the above problems, an experimental apparatus for hydrogen diffusivity and combustibility has been developed. The experimental apparatus according to the prior art is a hydrogen diffusivity and combustibility test apparatus for measuring the diffusion and combustibility of hydrogen gas, A chamber which is slidably opened and closed to adjust the size of the opening of the ventilation hole and which includes at least one ventilation part including a door part for ventilation, An ignition plug installed in the chamber for igniting the supplied hydrogen gas, a temperature sensor and a pressure sensor for measuring the temperature and pressure in the chamber, and a control portion for controlling the supply portion or the spark plug.

BACKGROUND ART [0002] The background art of the present invention is disclosed in Korean Patent Registration No. 10-1129377 (published on Mar. 22, 2012, entitled " Hydrogen diffusivity and combustibility test apparatus ").

The experimental apparatus according to the related art measures a hydrogen flame generated in a closed space, it is difficult to secure a space for simulating a hydrogen jet flame generated by explosion of a hydrogen storage container installed in a hydrogen vehicle or the like, There is a problem that it is difficult to visually confirm the size and shape of the flame in bright daytime.

In order to solve the above-mentioned problem, when an experimental apparatus is installed in a large outdoor space, hydrogen gas should be stored in a storage tank while being compressed at a high pressure so that high-pressure hydrogen gas is ejected. There is a problem that the hydrogen gas can not be compressed and stored at a set pressure or higher when it is injected into the tank.

Therefore, there is a need for improvement.

The present invention relates to a hydrogen jet burner capable of conducting a hydrogen jet flame combustion test even in a bright daytime outdoor by supplying a color to a flame so that a flame generated when hydrogen is burned can be visually confirmed, And it is an object of the present invention to provide a hydrogen gas compression injection device for a combustion testing device for compressing and storing hydrogen gas in a storage tank at a high pressure so as to provide hydrogen gas injected at a high pressure so as to be utilized in a flame combustion test apparatus.

The present invention relates to a fuel cell system comprising: a transportation tank installed in a transportation vehicle and storing hydrogen gas; A storage tank installed in the wall structure to provide hydrogen gas to the hydrogen jet flame combustion experimental apparatus, the hydrogen tank being compressed and stored; An injection flow path provided between the transporting tank and the compression mechanism to supply the hydrogen gas supplied from the transporting tank to the storage tank side; The compression supply unit installed in the injection passage to increase the supply pressure of the hydrogen gas to raise the hydrogen gas to a predetermined pressure or higher in the storage tank; An emergency discharge passage branched from the injection passage so as to discharge the hydrogen gas filled in the injection passage to the atmosphere when the pressure in the compression provision unit or the injection passage rises above a predetermined value; And a supply passage that is provided between the storage tank and the compression preventing portion of the hydrogen jet flame combustion tester and that supplies hydrogen gas compressed and supplied to the compression tank in a compression amount higher than a set value to the storage tank, The flow path is characterized in that its inner diameter is narrower than that of the injection flow path.

Further, the compression and supply unit of the present invention may include: a first booster installed in the inflow passage, for pressurizing the hydrogen gas provided from the transport tank to a predetermined value or higher and supplying the hydrogen gas to the supply passage; And a second booster branched from the injection passage and connected in parallel with the supply passage, the second booster supplying the hydrogen gas supplied from the transport tank to the supply passage while pressurizing the hydrogen gas to a predetermined value or more.

In addition, the wall structure of the present invention is installed to face the hydrogen ejection control unit of the hydrogen jet flame combustion experimental apparatus and is spaced apart from each other, and a test object of various materials is placed to be exposed to the hydrogen jet flame; An outer wall member installed along the rim of the test space to partition the test space where the barrier wall is placed and the outside; A first protective wall installed to surround the storage tank to prevent the hydrogen jet flame from contacting the storage tank; And a second protection wall constructed to surround the hydrogen ejection control unit to prevent the hydrogen jet flame from contacting the hydrogen ejection control unit.

The hydrogen gas compression injection device for a combustion test apparatus according to the present invention is provided with a compression provision section for compressing and supplying the hydrogen gas supplied from the transportation tank to the storage tank at a set pressure or higher, There is an advantage in that the hydrogen jet flame generated while the hydrogen storage vessel loses its storage function can be simulated similar to the actual situation.

1 is a configuration diagram illustrating a hydrogen gas compression injection device for a combustion test apparatus according to an embodiment of the present invention.
FIG. 2 is a perspective view illustrating a hydrogen jet flame combustion experimental apparatus to which a hydrogen gas compression injection apparatus for a combustion testing apparatus according to an embodiment of the present invention is applied.
FIG. 3 is a block diagram illustrating an experimental apparatus for combustion of a hydrogen jet flame to which a hydrogen gas compression injection apparatus for a combustion testing apparatus according to an embodiment of the present invention is applied.
FIG. 4 is a circuit diagram showing a flow path of a hydrogen jet flame combustion experimental apparatus to which a hydrogen gas compression injection apparatus for a combustion test apparatus according to an embodiment of the present invention is applied.

Hereinafter, an embodiment of a hydrogen gas compression injection apparatus for a combustion test apparatus according to the present invention will be described with reference to the accompanying drawings.

In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms described below are terms defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator.

Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a configuration diagram illustrating a hydrogen gas compression injection apparatus for a combustion testing apparatus according to an embodiment of the present invention. FIG. 2 is a cross-sectional view of a hydrogen gas compression injection apparatus for a combustion testing apparatus according to an embodiment of the present invention. FIG. 3 is a block diagram showing a hydrogen jet flame combustion experimental apparatus to which a hydrogen gas compression injection apparatus for a combustion test apparatus according to an embodiment of the present invention is applied, and FIG. 4 Is a circuit diagram showing a flow path of a hydrogen jet flame combustion experimental apparatus to which a hydrogen gas compression injection apparatus for a combustion test apparatus according to an embodiment of the present invention is applied.

1 to 4, a hydrogen gas compression injection apparatus for a combustion testing apparatus according to an embodiment of the present invention includes a transportation tank 120 installed in a transportation vehicle and storing hydrogen gas, A storage tank installed in the wall structure to supply hydrogen gas to the apparatus and storing hydrogen gas; a storage tank installed between the storage tank and the compression tank, An inlet line 122 provided in the inlet line 122 to supply the hydrogen gas to the storage tanks 12 and 32 by increasing the supply pressure of the hydrogen gas; The pressure of the hydrogen gas filled in the injection path 122 increases when the pressure in the compression feeder 130 or the injection path 122 rises above the set value, And is branched and installed in the inflow passage 122 so as to be discharged into the atmosphere The hydrogen gas flame burning apparatus according to the present invention comprises an emergency discharge line 124 and a hydrogen gas supply unit 130 provided between the storage tanks 12 and 32 of the hydrogen jet flame combustion tester and the compression supply unit 130, To the storage tanks (12, 32).

Therefore, when the transportation vehicle is parked on one side of the experimental space and the valve installed in the transportation tank 120 is opened after connecting the infusion passage 122 and the transportation tank 120, hydrogen gas supplied along the infusion passage 122 The refrigerant is compressed and stored in the storage tanks 12 and 32 along the supply flow path 126 while being compressed beyond the set value while passing through the compression unit 130.

As described above, since the hydrogen gas is compressed and stored at a predetermined value or more, the combustion test apparatus is driven to provide the flame, and the discharge rate of the hydrogen gas is jetted at a rate higher than the predetermined rate, thereby realizing the hydrogen jet flame.

Since the supply passage 126 of the present embodiment is provided with a more rigid pipe since the hydrogen gas that has passed through the compression mechanism 130 is supplied and the outer wall of the pipe becomes thicker than the injection passage 122, The inner diameter of the outer ring 126 becomes narrow.

The compression unit 130 includes a first booster 132 installed in the injection path 122 for supplying the hydrogen gas supplied from the transfer tank 120 to a supply passage 126 by pressurizing the hydrogen gas to a predetermined value or more, And a second booster 134 branched from the flow path 122 and connected in parallel to the supply flow path 126 and supplying hydrogen gas supplied from the transfer tank 120 to a supply flow path 126 by pressure exceeding a predetermined value do.

The first booster 132 and the second booster 134 are provided in the respective parallel flow paths, so that the pressurizing operation for supplying and compressing the hydrogen gas to the high pressure It can be made more effective.

The first booster 132 and the second booster 134 perform the pressing operation. Therefore, the supply passage 126 having a narrow inner diameter and a precise length is not provided longer than necessary, and a relatively short supply passage 126 The passing hydrogen gas can be compressed within a short period of time under the set pressure.

The emergency booster 132 and the second booster 134 are provided with the emergency discharge passage 124. When the pressure in the first booster 132 or the second booster 134 rises above the set pressure, The emergency valve installed in the booster 132 and the second booster 134 is opened so that hydrogen gas is discharged into the atmosphere along the emergency discharge passage 124 to prevent a safety accident.

Since the atmospheric discharge line 44 branched from the second hydrogen supply line 36 is connected to the emergency discharge line 124, when an abnormal pressure higher than the set pressure is generated in the second hydrogen supply line 44, The valve 44a is opened so that the hydrogen gas can be discharged to the atmosphere through the air discharge line 44 and the emergency discharge line 124. [

The hydrogen jet flame combustion experimental apparatus equipped with the compression injection apparatus according to the present embodiment includes a wall structure 90 for partitioning the experimental space and the outside and protecting the experimental apparatus from the flames, A hydrogen injection control unit 10 for uniformly injecting hydrogen gas supplied from the storage tanks 12 and 32 to a predetermined pressure; (70) for providing a flame to the discharged high-pressure hydrogen gas to initiate a combustion operation; and a control unit (70) for controlling the hydrogen jet flame by supplying brine to the hydrogen jet flame sprayed from the hydrogen discharge control unit And a flame display unit 80 for scattering and providing hue to the hydrogen jet flame.

When the hydrogen gas is filled in the storage tanks 12 and 32 through the supply passage 126 extending to the outside of the wall structure 90 and the drive signal is transmitted to the hydrogen injection control unit 10, The supplied hydrogen gas is supplied to the nozzle portion 58 along the hydrogen jet line 50 to disperse the hydrogen gas.

At this time, hydrogen gas is injected at a higher pressure than the set pressure by the operation of the hydrogen ejection control unit 10, and the hydrogen gas is injected at a high pressure by the flame provided by the operation of the ignition unit 70 provided at one side of the nozzle unit 58 A jet flame is generated in the gas.

Since the hydrogen jet flame generated as described above is sprayed so as to oppose a part of the wall structure 90, the hydrogen jet flame is prevented from being injected outside the experimental space and the test object is placed on the wall structure 90, It becomes possible to carry out a combustion experiment for selecting a material resistant to the jet flame.

In this embodiment, since the flame display unit 80 for providing hue to the hydrogen jet flame is provided, the brine scattered from the flame display unit 80 is burned by the hydrogen jet flame and is colored orange, 100), it is possible to confirm the length and shape of the hydrogen jet flame.

It is also possible to measure the amount of heat generated by the hydrogen jet flame by one side of the nozzle portion 58 and the heat emission amount measuring portion 102 provided on the back surface of the protection wall body 92.

The wall structure 90 of the present embodiment includes a protective wall 92 opposed to the hydrogen injection control portion 10 and provided so as to be spaced apart and to be exposed to the hydrogen jet flame, The outer wall member 94 is installed to surround the test space so as to partition the outer space and the experimental space in which the hydrogen jet flames are mounted to the storage tanks 12 and 32 A second protective wall 98 for preventing the hydrogen jet flame from contacting the hydrogen ejection control unit 10 so as to surround the hydrogen ejection control unit 10, .

The outer wall member 94 is installed along the rim of the test space to divide the test space and the outside, and the barrier wall 92 is provided opposite to the nozzle unit 58 and spaced apart, A combustion test can be performed to determine whether the fuel cell is deformed or broken.

Therefore, it is possible to determine the materials such as the wall and the structure to be installed in the hydrogen gas filling station through the hydrogen jet flame combustion test.

The storage tanks 12 and 32 include a first storage tank 12 and a second storage tank 32. The first storage tank 12 and the second storage tank 32 are arranged in a vertical direction And a first protective wall 96 which is bent in a 'C' shape in a direction opposite to the nozzle unit 58 so as to surround the first storage tank 12 and the second storage tank 32 Construction.

As described above, since the plurality of storage tanks 12 and 32 are provided, the storage capacity of the hydrogen gas can be increased.

The second protective wall 98 is formed between the nozzle unit 58 and the hydrogen ejection control unit 10 so that the hydrogen ejection control unit 10 can be protected from the hydrogen jet flame.

The hydrogen ejection control unit 10 includes a hydrogen ejection line 50 extending from the storage tanks 12 and 32 to the side of the protective wall 92 and a hydrogen ejection line 50 provided in the hydrogen ejection line 50, A main valve 52, a flow meter 54 installed in the hydrogen gas discharge line 50 for measuring the flow rate of the hydrogen gas to be ejected, and a pressure sensor 54 for maintaining the pressure of the hydrogen gas ejected through the hydrogen gas discharge line 50 constant A supply manifold 57 for collecting the hydrogen gas supplied through the regulator 56 into a predetermined space and a supply manifold 57 provided in the supply manifold 57 for distributing the hydrogen gas to a plurality of flow paths, (Not shown).

Therefore, when the main valve 52 is opened, the hydrogen gas, which has been stored in the storage tanks 12 and 32, is discharged through the hydrogen discharge line 50 and the hydrogen gas is discharged to the operation of the regulator 56 installed in the hydrogen discharge line 50 The hydrogen gas is injected into the test space through the plurality of nozzle units 58 at a constant pressure.

The main valve 52 is remotely actuated by pneumatic pressure and can initiate or terminate the hydrogen gas ejection test and can measure the flow rate of the hydrogen gas ejected through the hydrogen ejection line 50 by the flow meter 54 .

A pressure sensor is provided in front of and behind the pressure regulator 56. The pressure of the hydrogen gas supplied from the storage tanks 12 and 32 is measured by a first pressure sensor provided in front of the pressure regulator 56, In the pressure sensor, the pressure of the hydrogen gas, which is controlled to a constant pressure, is measured through the regulator 56.

Therefore, the pressure of the hydrogen gas is adjusted by the pressure regulator 56 so that the pressure value measured by the second pressure sensor maintains the set pressure.

In addition, a second check valve 57a for preventing the reverse flow of the hydrogen gas is provided in the hydrogen ejection line 50. [

A first three-way valve 14 is provided in the hydrogen sparging line 50 extending from the first storage tank 12 and connected to the first hydrogen supply line 16, A second three-way valve 34 is provided in the spray line 50 and connected to the second hydrogen supply line 36.

A first check valve 18a is provided in the first hydrogen supply line 16 connected to the first three-way valve 14 to prevent hydrogen gas from flowing back along the first hydrogen supply line 16, A test discharge line 42 and an atmospheric discharge line 44 extending outward from the hydrogen supply line 16 and the second hydrogen supply line 36 are provided.

Therefore, it is possible to test whether the hydrogen gas supplied through the first hydrogen supply line 16 and the second hydrogen supply line 36 is constantly supplied to the set pressure while spraying the hydrogen gas to the test discharge line 42, When the pressure of the first hydrogen supply line 16 and the second hydrogen supply line 36 rises more than necessary, the air discharge line 44 is opened to discharge the pressure to the atmosphere.

When the first manual valve 42a and the second manual valve 44a are provided in the test discharge line 42 and the atmospheric discharge line 44 and the opening and closing operation is not performed due to the malfunction of the air valve, The test discharge line 42 or the atmospheric discharge line 44 can be opened or closed by operating the valve 42a or the second manual valve 44a.

The first three-way valve 14 and the second three-way valve 34 of the present embodiment are operated by a pneumatic pressure provided from a separately provided nitrogen supply line, and the first three-way valve 14 and the second three- When the first hydrogen supply line 16 and the second hydrogen supply line 36 are connected to the first storage tank 12 and the second storage tank 32, So that hydrogen gas can be injected into the second storage tank 32.

When the first three-way valve 14 and the second three-way valve 34 are driven in the reverse direction and the first storage tank 12 and the second storage tank 32 are connected to the hydrogen ejection line 50, The hydrogen gas discharged from the tank 12 and the second storage tank 32 is supplied to the nozzle portion 58 side along the hydrogen spraying line 50 and is sprayed and discharged by the flame provided from the ignition portion 70, A flame is generated.

The ignition portion 70 of the present embodiment is provided with a fuel supply line 72 extending to the nozzle portion 58 side provided in the hydrogen injection line 50 and supplying fuel for the combustion process, An on / off valve 74 to be installed, and an ignition device installed in the fuel supply line 72 and providing a flame to generate a flame.

Accordingly, when the hydrogen jet flame combustion test is started, high pressure hydrogen gas is discharged through the nozzle unit 58. At this time, when the fuel provided along the fuel supply line 72 is discharged, a flame is supplied from the ignition device, And the hydrogen jet flame is generated by the hydrogen gas discharged at a high pressure.

At this time, in the flame display unit 80, since the brine is scattered, the hydrogen jet flame and the salt water react with each other to provide an orange color to the hydrogen jet flame.

The flame display unit 80 of this embodiment includes a salt water tank 82 that is provided at one side of the nozzle unit 58 to store the salt water and a salt water supply line 84 extending from the salt water tank 82 toward the nozzle unit 58 A pump 86 installed in the brine supply line 84 and a brine pipe 92 installed in the brine supply line 84 and supplied with saline water to the hydrogen jet flame side by the operation of the pump 86, (88).

Therefore, when the hydrogen jet flame is generated, the salt water contained in the salt water tank 82 is supplied along the salt water supply line 84 by the operation of the pump 86, and is scattered toward the hydrogen jet flame side via the scattered portion 88, It will provide an orange flame.

The present embodiment also includes a camera 100 that is disposed on the other side of the scattering portion 88 and captures and stores the length and shape of the hydrogen jet flame to be colored by the operation of the scattering portion 88, And the heat discharge amount measuring unit 102 for measuring the amount of heat generated by the hydrogen jet flame, so that the operator can visually confirm the length and shape of the hydrogen jet flame, and the image captured by the camera 100 The data can be used to identify the length, size and shape of the hydrogen jet flame.

The test method of the hydrogen jet flame combustion according to one embodiment of the present invention will be described as follows.

The hydrogen flame combustion test method according to an embodiment of the present invention includes the steps of compressing and storing hydrogen gas in the first storage tank 12 and the second storage tank 32, The hydrogen gas supplied from the first storage tank 12 and the second storage tank 32 is discharged to the set pressure by the operation of the regulator connected to the second hydrogen supply line 50 extending from the second storage tank 32 A spark is generated in the hydrogen gas injected at a high pressure by the operation of the ignition part 70 installed at one side of the nozzle part 58 provided at the end of the second hydrogen supply line 50, Generating a jet flame; scattering the brine into the hydrogen jet flame provided from the nozzle unit (58) so that hydrogen and chlorine react and color; and controlling the length of the hydrogen jet flame Confirming the shape and storing it as data.

First, when hydrogen gas is filled in the first storage tank 12 and the second storage tank 32, the transportation tank 120 accommodated in the vehicle is connected to the infusion passage 122 and the infusion passage 122 is opened The first booster 132 and the second booster 134 are driven.

The hydrogen gas discharged from the transportation tank 120 passes through the inflow passage 122, the first booster 132, the second booster 134, the supply passage 126 and the hydrogen supply passage 36, And is compressed and supplied to the tank 12 and the second storage tank 32.

At this time, the first three-way valve 14 and the second upper valve 34 are connected to the hydrogen supply passage 36 connected to the supply passage 126, the first storage tank 12 and the second storage tank 32 And the first three-way valve 14 and the second three-way valve 34 are driven by a pneumatic pressure of nitrogen provided along a separate nitrogen supply line, and the first booster and the second booster are driven to connect And is driven by the pneumatic pressure of nitrogen delivered along the illustrated nitrogen feed line 136.

Thereafter, when the hydrogen gas ejection test is started, the first three-way valve 14 and the second three-way valve 34 are driven by the pneumatic pressure of nitrogen, so that the first storage tank 12 and the second storage tank 34 are driven by hydrogen The hydrogen gas ejected from the first storage tank 12 and the second storage tank 32 is connected to the spray line 50 and the main valve 52 is opened so that the hydrogen gas ejected from the nozzle portion 58 .

The hydrogen gas ejected along the hydrogen ejection line 50 is ejected through the nozzle portion 58 constantly at a set pressure by the operation of the regulator 56 and a hydrogen jet flame is generated by the flame provided from the ignition device .

The brine is scattered and burned through the scattering portion 88 by driving the pump 86 to color the hydrogen jet flame to orange. The length and shape of the flame are photographed by the driving of the camera 100 and stored as image data do.

The step of confirming the length and the shape of the hydrogen jet flame and storing the data as the data comprises the steps of providing the outer wall member 94 formed on one side of the experimental space and forming the outer wall of the experimental space, And a camera 100 installed at the opposite side of the scale for simultaneously photographing the hydrogen jet flame and the scale so that the length of the hydrogen jet flame injected from the nozzle unit 58 can be compared with the scale.

Since the outer wall member 94 opposed to the hydrogen jet flame is provided with a scale and stored in the image data as a flame, the operator can accurately recognize the length of the flame while confirming the scale when checking the image.

Reference numerals 1 to 6 and 59 denote a first pressure sensor 1 for measuring the pressure of the first storage tank 12 and transmitting a pressure value to the test site control sensor in real time, A first PSV (Pressure Safety Valve) 3 for automatically releasing the pressure when the pressure of the first storage tank 12 is raised to a high pressure of 99 Mpa or more, A second PSV 4 for preventing the second storage tank 32 from being broken, an Air Operated Valve 5 for discharging hydrogen gas from the first storage tank 12, The second AOV 6 discharges the hydrogen gas of the AOVs 5 and 6 and the air supply unit 59 that supplies compressed air to the AOVs 5 and 6 and the booster units 132 and 134.

In this way, it is possible to conduct the hydrogen jet flame combustion test even in the outdoor daytime in bright daytime by supplying the color to the flame so that the flame generated by hydrogen combustion can be visually confirmed, and the hydrogen jet flame It is possible to provide a hydrogen gas compression injection device for a combustion testing apparatus for compressing and storing hydrogen gas into a storage tank at a high pressure so as to provide hydrogen gas injected at a high pressure so as to be utilized in a combustion test apparatus.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. .

In addition, although the hydrogen gas compression injection device for a combustion testing device has been described as an example, the present invention is merely an example, and the compression injection device of the present invention can be used for products other than the hydrogen gas compression injection device for the combustion test device.

Accordingly, the true scope of the present invention should be determined by the following claims.

10: hydrogen injection control unit 12: first storage tank
14: first three-way valve 16: first hydrogen supply line
18: Manual valve for nitrogen purge 18a: First check valve
32: second storage tank 34: second three-way valve
36: second hydrogen supply line 38: manual valve for hydrogen purging
42: test discharge line 42a: first manual valve
44: atmospheric exhaust line 44a: second manual valve
50: hydrogen spouting line 52: main valve
54: Flow meter 56: Regulator
57a: second check valve 58: nozzle portion
70: ignition part 72: fuel supply line
74: opening / closing valve 80: flame indicator
82: brine tank 84: brine supply line
86: Pump 88:
90: wall structure 92: protective wall
94: outer wall member 96: first protective wall
98: second protective wall 100: camera
102: Heat emission measurement unit 120: Transport tank
122: Injection flow path 124: Emergency discharge flow path
126: supply passage 130:
132: first booster 134: second booster
136: nitrogen supply line

Claims (3)

A transportation tank installed in the transportation vehicle and storing hydrogen gas;
A storage tank installed in the wall structure to provide hydrogen gas to the hydrogen jet flame combustion experimental apparatus, the hydrogen tank being compressed and stored;
An injection flow path provided between the transporting tank and the compression mechanism to supply the hydrogen gas supplied from the transporting tank to the storage tank side;
The compression supply unit installed in the injection passage to increase the supply pressure of the hydrogen gas to raise the hydrogen gas to a predetermined pressure or higher in the storage tank;
An emergency discharge passage branched from the injection passage so as to discharge the hydrogen gas filled in the injection passage to the atmosphere when the pressure in the compression provision unit or the injection passage rises above a predetermined value; And
And a supply passage that is provided between the storage tank and the compression preventing portion of the hydrogen jet flame combustion tester and supplies the hydrogen gas compressed and supplied to the compression tank in a predetermined amount or more,
Wherein the supply passage has an inner diameter narrower than the injection passage.
The image processing apparatus according to claim 1,
A first booster installed in the inflow passage and adapted to pressurize the hydrogen gas supplied from the transport tank to a predetermined value or higher and supply the hydrogen gas to the supply passage; And
And a second booster branching from the injection passage and connected in parallel with the supply passage, the second booster supplying hydrogen gas supplied from the transport tank to the supply passage while pressurizing the hydrogen gas to a predetermined value or higher. Gas compression injection device.
3. The apparatus of claim 2,
A protective wall facing the hydrogen ejection control unit of the hydrogen jet flame combustion experimental apparatus and installed so as to be spaced apart and to be exposed to the hydrogen jet flame by an experiment object of various materials;
An outer wall member installed along an edge of the test space to partition the test space where the barrier wall is placed and the outside;
A first protective wall installed to surround the storage tank to prevent the hydrogen jet flame from contacting the storage tank; And
And a second protective wall constructed to surround the hydrogen ejection control unit to prevent the hydrogen jet flame from contacting the hydrogen ejection control unit.

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