CN220688766U - Monitoring system of hydrogen-doped fuel mixer - Google Patents
Monitoring system of hydrogen-doped fuel mixer Download PDFInfo
- Publication number
- CN220688766U CN220688766U CN202322143592.XU CN202322143592U CN220688766U CN 220688766 U CN220688766 U CN 220688766U CN 202322143592 U CN202322143592 U CN 202322143592U CN 220688766 U CN220688766 U CN 220688766U
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- China
- Prior art keywords
- hydrogen
- fuel
- valve
- monitoring system
- fuel mixer
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- 239000000446 fuel Substances 0.000 title claims abstract description 37
- 238000012544 monitoring process Methods 0.000 title claims abstract description 12
- 239000001257 hydrogen Substances 0.000 claims abstract description 46
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 46
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000007789 gas Substances 0.000 claims abstract description 24
- 238000005070 sampling Methods 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 9
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 7
- 238000000605 extraction Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 3
- 238000004880 explosion Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a monitoring system for a hydrogen-doped fuel mixer, comprising: the fuel mixing device comprises a gas storage tank, a gas inlet of the gas storage tank is connected with a hydrogen pipeline through a first valve, the gas storage tank is provided with a sampling hole, the sampling hole is connected with an air exhaust fan through a second valve, and the air exhaust fan is connected with a hydrogen detector through a pressure stabilizing device. The method can overcome the defect that the mixed fuel in the prior art does not detect the hydrogen content and has the risk of flash explosion caused by exceeding the hydrogen content.
Description
Technical Field
The utility model relates to the technical field of hydrogen fuel mixers, in particular to a monitoring system of a hydrogen-doped fuel mixer.
Background
Global gas turbine manufacturers also use hydrogen fuel as a research and development direction for future gas turbine fuels and are laid out for this purpose. Major gas turbine manufacturers have proposed a map of the development of hydrogen loading to full hydrogen fuel applications. The blended fuel is monitored to ensure that the fuel meets the combustion requirements of the combustion engine. The existing method mainly detects the heat value of the fuel to ensure that the blended fuel can reach the heat value required by the fuel of the combustion engine. However, when the content of hydrogen in the air reaches a certain value, (4% -74%), flash explosion may be caused, and the use safety of the combustion engine is directly affected, so that the patent detects the content of hydrogen in the hydrogen-doped mixed fuel, and prevents the fuel from causing flash explosion in the combustion process due to the too high content of hydrogen, thereby endangering safety.
Disclosure of Invention
Therefore, the utility model provides a monitoring system of a hydrogen-doped fuel mixer, which can overcome the defect that the mixed fuel in the prior art does not detect the hydrogen content and has the risk of flash explosion caused by exceeding the hydrogen content.
In order to solve the problems, the utility model provides a monitoring system of a hydrogen-doped fuel mixer, which comprises a fuel mixing device, wherein the fuel mixing device comprises a gas storage tank, a gas inlet of the gas storage tank is connected with a hydrogen pipeline through a first valve, the gas storage tank is provided with a sampling hole, the sampling hole is connected with a gas extraction fan through a second valve, and the gas extraction fan is connected with a hydrogen detector through a pressure stabilizing device.
In some embodiments, the sampling holes are provided with three.
In some embodiments, three of the sampling holes are located at upper, middle and lower positions of the air tank, respectively.
In some embodiments, the hydrogen detector is in communication with the first valve.
According to the monitoring system for the hydrogen-doped fuel mixer, samples are collected through different sampling holes, flow is regulated through the second valve, and the samples are pressurized through the air suction fan and then enter the pressure stabilizing device. And (5) enabling the fully mixed and stabilized fuel to enter a hydrogen detector for analysis and detection. The device can more accurately detect the hydrogen content in the fuel gas storage tank, and adjust in real time according to the displayed hydrogen data, so as to ensure the use safety of the gas turbine.
Drawings
FIG. 1 is a schematic diagram of a monitoring system for a hydrogen-loaded fuel mixer according to an embodiment of the utility model.
The reference numerals are expressed as:
1. a gas storage tank; 2. a second valve; 3. an air extraction fan; 4. a voltage stabilizing device; 5. a hydrogen detector; 6. a first valve.
Detailed Description
Referring to fig. 1 in combination, according to an embodiment of the present utility model, there is provided a monitoring system for a hydrogen-doped fuel mixer, including a fuel mixing device, where the fuel mixing device includes a gas tank 1, an air inlet of the gas tank 1 is connected to a hydrogen pipeline through a first valve 6, the gas tank 1 has a sampling hole, the sampling hole is connected to an air extraction fan 3 through a second valve 2, and the air extraction fan 3 is connected to a hydrogen detector 5 through a pressure stabilizing device 4.
In a specific embodiment, the sampling holes are provided with three.
In a specific embodiment, three sampling holes are respectively located at the upper, middle and lower positions of the air storage tank 1.
In a specific embodiment, the hydrogen detector 5 is communicatively connected to the first valve 6.
In the use process, the flow is regulated through a second valve by sampling Kong Caiji samples, and then the samples are pressurized by an air exhaust fan and then enter the pressure stabilizing device. The well mixed and stabilized fuel enters the hydrogen detector 5. The hydrogen detector 5 can accurately detect the hydrogen content in the fuel gas storage tank 1, and can adjust in real time according to the displayed hydrogen data, and when the hydrogen content exceeds a set value, the hydrogen detector 5 can give an alarm. And (3) adjusting the proportion of the hydrogen fuel entering the mixing device by on-site staff according to the displayed hydrogen content. The hydrogen content data can be read outside the device, so that the hydrogen content in the mixing device can be conveniently monitored. And through being connected hydrogen detector 5 and first valve 6 communication, when hydrogen detector detects that the hydrogen content of mixed gas exceeds the setting, hydrogen detector 5 sends the adjustment signal to first valve 6, and first valve 6 control increases or reduces hydrogen supply volume, and then realizes hydrogen supply automatic adjustment to ensure the security of gas turbine's fuel use.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model. The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (4)
1. The utility model provides a hydrogen-doped fuel mixer monitored control system, its characterized in that includes fuel mixing arrangement, fuel mixing arrangement includes gas holder (1), gas holder (1) air inlet is through first valve (6) connection hydrogen pipeline, gas holder (1) have the sampling hole, sampling hole passes through second valve (2) and connects air extraction fan (3), air extraction fan (3) are through pressure stabilizing device (4) connection hydrogen detector (5).
2. The hydrogen-loaded fuel mixer monitoring system of claim 1, wherein the sampling holes are provided with three.
3. The monitoring system of a hydrogen-loaded fuel mixer according to claim 2, wherein three of the sampling holes are located at upper, middle and lower positions of the gas tank (1), respectively.
4. The hydrogen-loaded fuel mixer monitoring system according to claim 1, characterized in that the hydrogen detector (5) is in communication with the first valve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322143592.XU CN220688766U (en) | 2023-08-10 | 2023-08-10 | Monitoring system of hydrogen-doped fuel mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322143592.XU CN220688766U (en) | 2023-08-10 | 2023-08-10 | Monitoring system of hydrogen-doped fuel mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220688766U true CN220688766U (en) | 2024-03-29 |
Family
ID=90411338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322143592.XU Active CN220688766U (en) | 2023-08-10 | 2023-08-10 | Monitoring system of hydrogen-doped fuel mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220688766U (en) |
-
2023
- 2023-08-10 CN CN202322143592.XU patent/CN220688766U/en active Active
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