CN220417004U - Hydrogenation equipment - Google Patents

Abstract

The embodiment of the application belongs to the technical field of hydrogenation machines, and particularly relates to hydrogenation equipment. The embodiment of the application aims to solve the problem that the electric control area in the related hydrogenation machine is easy to burn and explode. The hydrogenation equipment comprises a shell, a partition piece, a pipe valve assembly and an electric control device, wherein the partition piece is arranged in the shell and divides the shell into a pipe valve cavity and an electric control cavity; the escape hole has been seted up at the top of casing, escape hole and pipe valve chamber intercommunication. The pipe valve cavity is communicated with the environment outside the shell through the escape hole, when the abnormality of hydrogen leakage occurs in the pipe valve cavity, the leaked hydrogen is upwards diffused and escapes into the environment outside the shell from the escape hole, so that the hydrogen is prevented from being diffused into the electric control cavity, and the explosion hidden trouble of the electric control cavity is reduced.

Description

Hydrogenation equipment

Technical Field

The embodiment of the application relates to the technical field of hydrogenation machines, in particular to hydrogenation equipment.

Background

The hydrogen adding station is a gas station for supplying hydrogen to the fuel cell vehicles, and as an infrastructure for supplying hydrogen to the fuel cell vehicles, the number of hydrogen adding stations is increasing with the increase of the fuel cell vehicles. The hydrogen station typically charges hydrogen into the hydrogen storage bottle of the hydrogen energy vehicle through a hydrogen machine.

In the related art, the hydrogenation machine comprises a shell, a pipe valve and an electric cabinet, wherein a pipe valve area and an electric control area are arranged in the shell, a hydrogen inlet and a hydrogen outlet which are communicated with the pipe valve area are arranged on the shell, the hydrogen outlet is positioned above the hydrogen inlet, the pipe valve area is arranged below the electric control area, the pipe valve is arranged in the pipe valve area, the electric cabinet is arranged in the electric control area, the hydrogen inlet is communicated with a hydrogen storage tank, and hydrogen is filled into a hydrogen storage bottle of a hydrogen energy automobile through the hydrogen outlet.

However, the electrically controlled areas in the associated hydrogenators are prone to explosion.

Disclosure of Invention

In view of this, a main objective of the embodiments of the present application is to provide a hydrogenation apparatus, so as to solve the technical problem that the electric control area in the related hydrogenation machine is easy to generate explosion.

To achieve the above objective, an embodiment of the present application provides a hydrogenation apparatus, including a housing, a partition, a pipe valve assembly and an electric control device, where the partition is disposed in the housing, the partition divides the housing into a pipe valve cavity and an electric control cavity, the pipe valve assembly is disposed in the pipe valve cavity, and the electric control device is disposed in the electric control cavity; the top of casing has seted up the escape hole, the escape hole with the tube valve chamber intercommunication.

In some embodiments, which may include the embodiments described above, the electrically controlled chamber is located laterally or below the tube valve chamber.

In some embodiments, which may include the above embodiments, the separator is in a flat plate shape, and a plate surface of the separator is perpendicular to a horizontal plane.

In some embodiments, which may include the above embodiments, the escape holes are plural, and the plural escape holes are disposed at intervals along a length direction of the partition.

In some embodiments, which may include the embodiments described above, the tube valve assembly is disposed on a side of the separator facing away from the electrically controlled chamber.

In some embodiments, which may include the above embodiments, the hydrogenation apparatus further includes a filling assembly including a hydrogenation gun and a hydrogenation hose, one end of the hydrogenation hose being in communication with the tube valve assembly, the other end of the hydrogenation hose being connected to the hydrogenation gun.

In some embodiments, which may include the above embodiments, the tube valve assembly includes a hydrogen fill tube valve set including a first fill line, a flow adjustment line, a second fill line, and a third fill line, the first fill line and the second fill line all extending in a vertical direction, the flow adjustment line extending in a horizontal direction, one end of the flow adjustment line communicating with a top end of the first fill line, the other end communicating with a bottom end of the second fill line, one end of the third fill line communicating with a top end of the second fill line, the other end communicating with the hydrogenation hose.

In some embodiments, which may include the above embodiments, the tube valve assembly further includes a hydrogen bleed tube valve set including a first bleed tube extending in a vertical direction, a top end of the first bleed tube communicating with the hydrogenation hose, a bottom end of the first bleed tube having a hydrogen bleed port.

In some embodiments that may include the foregoing embodiments, the hydrogen bleed valve group further includes a second bleed line, a third bleed line, a fourth bleed line, and a fifth bleed line, the second bleed line and the fourth bleed line each extend in a vertical direction, the third bleed line and the fifth bleed line each extend in a horizontal direction, a top end of the second bleed line is in communication with a bottom end of the second filling line, a bottom end of the second bleed line is in communication with one end of the third bleed line, another end of the third bleed line is in communication with the first bleed line, a bottom end of the fourth bleed line is in communication with the third bleed line, a top end of the fourth bleed line is in communication with one end of the fifth bleed line, and another end of the fifth bleed line is in communication with the first bleed line.

In some embodiments, which may include the above embodiments, the hydrogen filling pipe valve group further includes a needle valve, a filter, a flow meter, a pressure regulating valve, and a solenoid valve, the needle valve and the filter are both disposed in the first filling pipe, the flow meter and the pressure regulating valve are both disposed in the flow regulating pipe, and the solenoid valve is disposed in the second filling pipe.

The hydrogenation equipment comprises a shell, a partition piece, a pipe valve assembly and an electric control device, wherein the partition piece is arranged in the shell and divides the shell into a pipe valve cavity and an electric control cavity; the escape hole has been seted up at the top of casing, escape hole and pipe valve chamber intercommunication. The pipe valve cavity is communicated with the environment outside the shell through the escape hole, when the abnormality of hydrogen leakage occurs in the pipe valve cavity, the leaked hydrogen is upwards diffused and escapes into the environment outside the shell from the escape hole, so that the hydrogen is prevented from being diffused into the electric control cavity, and the explosion hidden trouble of the electric control cavity is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, a brief description will be given below of the drawings that are needed in the embodiments or the prior art descriptions, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of a hydrogenation apparatus according to an embodiment of the present application;

FIG. 2 is a left side view of a hydrogenation apparatus provided in an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a hydrogenation apparatus according to an embodiment of the present disclosure;

FIG. 4 is a top view of a hydrogenation apparatus provided in an embodiment of the present application;

FIG. 5 is a schematic diagram of the structure of a tube valve assembly in a hydrogenation apparatus according to an embodiment of the present application.

Reference numerals illustrate:

10. a housing; 101. a tube valve cavity; 102. an electric control cavity; 103. an escape hole;

20. a partition;

30. a tube valve assembly;

311. a first fill line; 312. a flow rate adjusting pipeline; 313. a second fill line; 314. a third fill line; 315. a manual needle valve; 316. a first explosion-proof electromagnetic needle valve; 317. a filter; 318. a flow meter; 319. a pressure regulating valve; 3110. a first temperature sensor; 3111. a second explosion-proof electromagnetic needle valve; 3112. a second temperature sensor;

321. a first bleed line; 322. a second bleed line; 323. a third bleed line; 324. a fourth bleed line; 325. a fifth bleed line; 326. a one-way valve; 327. a release explosion-proof electromagnetic needle valve; 328. a manual needle valve; 329. a safety valve;

331. a first meter gas line; 332. a second meter gas line; 333. a first pressure sensor; 334. a second pressure sensor; 335. a mechanical pressure gauge;

40. an electric control device;

50. a filling assembly;

510. a hydrogenation gun;

520. a hydrogenation hose;

60. and (5) supporting frames.

Detailed Description

First, it should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present application, and are not intended to limit the scope of the present application. Those skilled in the art can adapt it as desired to suit a particular application.

Further, it should be noted that, in the description of the embodiments of the present application, terms such as directions or positional relationships indicated by the terms "inner", "outer", and the like are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or the member must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Furthermore, it should be noted that, in the description of the embodiments of the present application, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two components. The specific meaning of the above terms in the embodiments of the present application will be understood by those skilled in the art according to the specific circumstances.

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of 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 apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

As described in the background art, the inventor researches that the hydrogenation machine in the related art has the problem that the electric control area is easy to burn and explode, and found that the reason for the problem is that the related hydrogenation machine sets the pipe valve area below the electric control area, and the hydrogen density is smaller than air, when the pipe valve area is abnormal due to hydrogen leakage, part of hydrogen can diffuse upwards to the electric control area, so that the electric control area has hidden danger of burning and exploding.

To above-mentioned technical problem, this application embodiment provides a hydrogenation equipment, makes the tube valve chamber be close to the top setting of casing to set up the escape hole at the top of casing, escape hole and tube valve chamber intercommunication, when the unusual of hydrogen leakage appears in the tube valve chamber like this, in the hydrogen upward diffusion of leakage and escape to the environment outside the casing from the escape hole, avoid hydrogen diffusion to the automatically controlled chamber, reduced the explosion hidden danger of automatically controlled chamber.

The principles and features of embodiments of the present application are described below with reference to the drawings, the examples being provided for the purpose of illustrating the embodiments of the present application and not for the purpose of limiting the scope of the embodiments of the present application.

Referring to fig. 1-3, the present embodiment provides a hydrogenation apparatus, which includes a housing 10, a partition 20, a pipe valve assembly 30 and an electric control device 40, wherein the partition 20 is disposed in the housing 10, the partition 20 divides the housing 10 into a pipe valve cavity 101 and an electric control cavity 102, the pipe valve assembly 30 is disposed in the pipe valve cavity 101, and the electric control device 40 is disposed in the electric control cavity 102.

Referring to fig. 4, an escape hole 103 is opened at the top of the housing 10, and the escape hole 103 communicates with the pipe valve chamber 101.

The partition 20 may have a flat plate shape or other shape as long as the space inside the housing 10 can be divided into two independent chambers. The following embodiment will be described taking the case where the separator 20 is in the form of a flat plate.

In some embodiments, the plate surface of the partition 20 may be perpendicular to the horizontal plane or inclined with respect to the vertical direction, and the partition 20 divides the interior of the housing 10 into the tube valve chamber 101 and the electric control chamber 102 arranged in the horizontal direction, that is, the electric control chamber 102 is located laterally of the tube valve chamber 101.

In other embodiments, the plate surface of the partition 20 may be parallel to the horizontal plane or inclined with respect to the horizontal plane, and the partition 20 divides the interior of the housing 10 into the tube valve chamber 101 and the electric control chamber 102 arranged in the vertical direction, and the electric control chamber 102 is located below the tube valve chamber 101.

In the hydrogenation equipment in this embodiment, the valve cavity 101 is communicated with the environment outside the casing 10 through the escape hole 103, when the abnormality of hydrogen leakage occurs in the valve cavity 101, the leaked hydrogen diffuses upwards and escapes into the environment outside the casing 10 from the escape hole 103, so that the hydrogen is prevented from diffusing into the electric control cavity 102, and the explosion hidden danger of the electric control cavity 102 is reduced.

The housing 10 may be substantially rectangular parallelepiped, and in an implementation in which the partition 20 is flat and the plate surface of the partition 20 is perpendicular to the horizontal plane, the partition 20 divides the space in the housing 10 into a substantially rectangular parallelepiped pipe valve chamber 101 and an electric control chamber 102, so as to facilitate the arrangement of the pipe valve assembly 30 in the pipe valve chamber 101 and the arrangement of the electric control device 40 in the electric control chamber 102.

In some embodiments, the escape hole 103 may be long, the length direction of the escape hole 103 may be parallel to the length direction of the partition 20, when the hydrogen leakage abnormality occurs in the pipe valve cavity 101, the long escape hole 103 may enable the hydrogen leaked at each position at the top of the pipe valve cavity 101 to escape from the escape hole 103 to the environment outside the casing 10 quickly, so that the hydrogen is prevented from diffusing to the electric control cavity 102, and the explosion hidden danger of the electric control cavity 102 is reduced.

Referring to fig. 4, in other embodiments, the escape holes 103 may be plural, and the plural escape holes 103 may be spaced apart along the length direction of the partition 20 to increase the air circulation rate between the valve chamber 101 and the environment outside the housing 10 to accelerate the discharge rate of the leaked hydrogen gas.

Referring to fig. 3 and 5, in an implementation mode that the partition 20 is in a flat plate shape and the plate surface of the partition 20 is perpendicular to the horizontal plane, the pipe valve assembly 30 may be disposed on one side of the partition 20, which is away from the electric control cavity 102, that is, the pipe valve assembly 30 is disposed on the plate surface of the partition, which is away from the electric control cavity 102, in a wall-hanging manner, and compared with the pipe valve assembly 30 which is spirally disposed in the pipe valve cavity 101, the pipe valve assembly 30 is disposed on the plate surface of the partition 20 in a wall-hanging manner, so that the pipe corner is reduced, the air flow resistance is further reduced, and the hydrogen filling rate of the hydrogenation device is improved.

Referring to fig. 1-3, the hydrogenation apparatus may further include a filling assembly 50, the filling assembly 50 includes a hydrogenation gun 510 and a hydrogenation hose 520, one end of the hydrogenation hose 520 is communicated with the pipe valve assembly 30, the other end of the hydrogenation hose 520 is connected with the hydrogenation gun 510, the hydrogenation gun 510 is provided with a control valve, when the control valve is opened, hydrogen flows out from a muzzle of the hydrogenation gun 510, and when the control valve is closed, hydrogen cannot flow out from the muzzle of the hydrogenation gun 510.

When the hydrogenation equipment is used for hydrogenating the hydrogen energy automobile, the muzzle of the hydrogenation gun 510 is opposite to the hydrogen storage bottle of the hydrogen energy automobile, and the hydrogenation operation is completed by controlling the control valve.

Further, the hydrogenation equipment may further include a support frame 60, the support frame 60 is disposed outside the housing 10, and the hydrogenation gun 510 is clamped on the support frame 60, so as to keep the hydrogenation gun 510 clean and prevent the hydrogenation gun 510 from being polluted.

Referring to fig. 3 and 5, the above-mentioned pipe valve assembly 30 may include a hydrogen filling pipe valve set, which includes a first filling pipe 311, a flow rate adjusting pipe 312, a second filling pipe 313 and a third filling pipe 314, wherein the first filling pipe 311 and the second filling pipe 313 extend in a vertical direction, the flow rate adjusting pipe 312 extends in a horizontal direction, one end of the flow rate adjusting pipe 312 is communicated with a top end of the first filling pipe 311, the other end is communicated with a bottom end of the second filling pipe 313, one end of the third filling pipe 314 is communicated with a top end of the second filling pipe 313, and the other end is communicated with a hydrogenation hose 520.

The first filling pipe 311 and the second filling pipe 313 are main pipes of the hydrogen filling pipe valve group, and the first filling pipe 311 and the second filling pipe 313 extend along the vertical direction, so that the flow resistance of hydrogen in the pipes is reduced.

The flow adjustment line 312 extends horizontally to increase the overall line length of the hydrogen fill valve set, facilitating the placement of control valves and other components on the line.

Further, the hydrogen filling pipe valve group may further include a needle valve, a filter 317, a flow meter 318, a pressure regulating valve 319, a first temperature sensor 3110, an electromagnetic valve, and a second temperature sensor 3112, the needle valve and the filter 317 may be both disposed in the first filling pipe 311, the needle valve is disposed between a bottom end (hydrogen inlet) of the first filling pipe 311 and the filter 317, the needle valve may include a manual needle valve 315 and a first explosion-proof electromagnetic needle valve 316, the first explosion-proof electromagnetic needle valve 316 is disposed between the manual needle valve 315 and the filter 317, and the manual needle valve 315 and the first explosion-proof electromagnetic needle valve 316 are both used for controlling a switch of the hydrogen inlet. The filter 317 is used to remove impurities in the hydrogen gas.

A flow meter 318 and a pressure regulating valve 319 are both provided in the flow regulating line 312, the flow meter 318 may be provided between the pressure regulating valve 319 and the filter 317, and the flow meter 318 is used to measure the flow of hydrogen for the purposes of hydrogen charging. The pressure regulating valve 319 is used for regulating the pressure of the hydrogen in the flow regulating pipeline 312, so as to control the filling speed of the hydrogen.

The first temperature sensor 3110, the solenoid valve, and the second temperature sensor 3112 may be disposed on the second filling line 313, the first temperature sensor 3110 is disposed near the flow adjustment line 312, the solenoid valve is disposed between the first temperature sensor 3110 and the second temperature sensor 3112, and the first temperature sensor 3110 is configured to measure a temperature of hydrogen inside the hydrogenation machine. The solenoid valve may be a second anti-explosion solenoid valve 3111, the second anti-explosion solenoid valve 3111 being used to control a hydrogen filling switch. The second temperature sensor 3112 is used to measure the temperature of the hydrogen gas at the time of filling.

The needle valve, filter 317, flow meter 318, pressure regulating valve 319, first temperature sensor 3110, solenoid valve, and second temperature sensor 3112 may all be electrically connected to the electronic control unit 40.

In some embodiments, the tube valve assembly 30 may further include a hydrogen bleed tube valve set including a first bleed line 321, the first bleed line 321 extending in a vertical direction, a top end of the first bleed line 321 in communication with the hydrogenation hose 520, a bottom end of the first bleed line 321 having a hydrogen bleed port.

After the hydrogenation operation of the hydrogenation equipment is finished, hydrogen can be reserved in the hydrogenation gun 510 and the hydrogenation hose 520, the hydrogen in the hydrogenation gun 510 and the hydrogenation hose 520 can be guided to a hydrogen discharge port through the first discharge pipeline 321, and the hydrogen in the hydrogenation equipment can be collected from the hydrogen discharge port so as to improve the safety of the hydrogenation equipment.

The first discharging pipeline 321 extends along the vertical direction, so that the flow resistance of the hydrogen in the first discharging pipeline 321 is reduced, the hydrogen in the hydrogenation hose 520 can quickly flow to the hydrogen discharging port, and the hydrogen discharging rate is accelerated.

Further, the hydrogen bleed valve group may further include a second bleed line 322, a third bleed line 323, a fourth bleed line 324, and a fifth bleed line 325, where the second bleed line 322 and the fourth bleed line 324 all extend in a vertical direction, the third bleed line 323 and the fifth bleed line 325 all extend in a horizontal direction, a top end of the second bleed line 322 is communicated with a bottom end of the second filling line 313, a bottom end of the second bleed line 322 is communicated with one end of the third bleed line 323, another end of the third bleed line 323 is communicated with the first bleed line 321, a bottom end of the fourth bleed line 324 is communicated with the third bleed line 323, a top end of the fourth bleed line 324 is communicated with one end of the fifth bleed line 325, and another end of the fifth bleed line 325 is communicated with the first bleed line 321.

After the hydrogenation operation is completed, besides the hydrogen reserved in the hydrogenation gun 510 and the hydrogenation hose 520, the hydrogen reserved in the third filling pipeline 314 and the second filling pipeline 313 also flows to the first discharging pipeline 321 from the second discharging pipeline 322, the third discharging pipeline 323, the fourth discharging pipeline 324 and the fifth discharging pipeline 325, and is discharged from the discharging port, so that the hydrogen reserved in the third filling pipeline 314 and the second filling pipeline 313 is collected, and the safety of the hydrogenation device is further improved.

The hydrogen bleed valve set may further include a check valve 326, a bleed anti-explosion solenoid needle valve 327, a manual needle valve 328, and a safety valve 329, where the check valve 326 may be disposed on a section of the first bleed line 321 between the fifth bleed line 325 and the hydrogenation hose 520, and the check valve 326 is configured to prevent hydrogen in the first bleed line 321 from flowing back into the hydrogenation hose 520 and the third filling line 314.

A bleed explosion proof solenoid needle valve 327 may be disposed on the second bleed line 322, the bleed explosion proof solenoid needle valve 327 being used to control a hydrogen bleed switch.

A manual needle valve 328 and a safety valve 329 may both be disposed on the fourth bleed line 324, with the manual needle valve 328 being located in the middle of the fourth bleed line 324, with the manual needle valve 328 being used to control the hydrogen bleed switch.

The relief valve 329 is located at an end of the fourth bleed line 324 facing away from the third bleed line 323, i.e. the relief valve 329 is located between the fourth bleed line 324 and the fifth bleed line 325, the relief valve 329 being configured to open when the air pressure reaches the bleed pressure.

In some embodiments, the tube valve assembly 30 may further include a meter tracheal valve set, which may include a first meter tracheal tube 331, a second meter tracheal tube 332, a first pressure sensor 333, a second pressure sensor 334, and a mechanical pressure gauge 335, the mechanical pressure gauge 335 being disposed on the housing 10, and a display panel of the mechanical pressure gauge 335 being located outside of the housing 10.

One end of the first instrument air pipeline 331 is communicated with the first filling pipeline 311, the other end is communicated with the mechanical pressure gauge 335, the first pressure sensor 333 is arranged on the first filling pipeline 311, and the first pressure sensor 333 is used for measuring the front-end hydrogen pressure and displaying the front-end hydrogen pressure on site through the mechanical pressure gauge 335.

One end of the second meter gas line 332 is connected to the second filling line 313, the other end is connected to the mechanical pressure gauge 335, the second pressure sensor 334 is disposed on the second filling line 313, and the second pressure sensor 334 is configured to measure the back-end hydrogen pressure and display the back-end hydrogen pressure on site through the mechanical pressure gauge 335.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. The hydrogenation equipment is characterized by comprising a shell, a partition piece, a pipe valve assembly and an electric control device, wherein the partition piece is arranged in the shell and divides the interior of the shell into a pipe valve cavity and an electric control cavity;

the top of casing has seted up the escape hole, the escape hole with the tube valve chamber intercommunication.

2. The hydrogenation apparatus according to claim 1, wherein said electrically controlled chamber is located laterally or below said tube valve chamber.

3. The hydrogenation apparatus according to claim 1, wherein said partition is in the form of a flat plate, and the plate surface of said partition is perpendicular to the horizontal plane.

4. The hydrogenation apparatus of claim 3, wherein said escape holes are a plurality of said escape holes being spaced apart along a length of said separator.

5. The hydrogenation apparatus of claim 3, wherein the tube valve assembly is disposed on a side of the separator facing away from the electronically controlled cavity.

6. The hydrogenation apparatus according to any one of claims 1-5, further comprising a filling assembly comprising a hydrogenation gun and a hydrogenation hose, one end of the hydrogenation hose being in communication with the pipe valve assembly and the other end of the hydrogenation hose being connected to the hydrogenation gun.

7. The hydrogenation apparatus of claim 6, wherein the tube valve assembly comprises a hydrogen fill tube valve set comprising a first fill line, a flow adjustment line, a second fill line, and a third fill line, the first fill line and the second fill line each extending in a vertical direction, the flow adjustment line extending in a horizontal direction, one end of the flow adjustment line communicating with a top end of the first fill line, the other end communicating with a bottom end of the second fill line, one end of the third fill line communicating with a top end of the second fill line, the other end communicating with the hydrogenation hose.

8. The hydrogenation apparatus of claim 7, wherein the tube valve assembly further comprises a hydrogen bleed tube valve set comprising a first bleed tube extending in a vertical direction, a top end of the first bleed tube communicating with the hydrogenation hose, a bottom end of the first bleed tube having a hydrogen bleed port.

9. The hydrogenation apparatus of claim 8, wherein the hydrogen bleed valve block further comprises a second bleed line, a third bleed line, a fourth bleed line, and a fifth bleed line, the second bleed line and the fourth bleed line each extending in a vertical direction, the third bleed line and the fifth bleed line each extending in a horizontal direction, a top end of the second bleed line being in communication with a bottom end of the second fill line, a bottom end of the second bleed line being in communication with one end of the third bleed line, another end of the third bleed line being in communication with the first bleed line, a bottom end of the fourth bleed line being in communication with the third bleed line, a top end of the fourth bleed line being in communication with one end of the fifth bleed line, another end of the fifth bleed line being in communication with the first bleed line.

10. The hydrogenation apparatus of claim 7, wherein the hydrogen fill tube valve block further comprises a needle valve, a filter, a flow meter, a pressure regulating valve, and a solenoid valve, the needle valve and the filter both being disposed in the first fill line, the flow meter and the pressure regulating valve both being disposed in the flow regulating line, the solenoid valve being disposed in the second fill line.