CN113790447A - Gas flow control device and method for combustor - Google Patents
Gas flow control device and method for combustor Download PDFInfo
- Publication number
- CN113790447A CN113790447A CN202111286421.1A CN202111286421A CN113790447A CN 113790447 A CN113790447 A CN 113790447A CN 202111286421 A CN202111286421 A CN 202111286421A CN 113790447 A CN113790447 A CN 113790447A
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- gas
- gas flow
- combustor
- control device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/002—Regulating fuel supply using electronic means
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
The invention discloses a gas flow control device and a gas flow control method of a combustor, which comprise a gas electromagnetic valve, a pressure meter and a gas flow controller which are sequentially connected through a matched pipeline, wherein the gas electromagnetic valve and the gas flow controller are connected with external electrical control equipment, the pressure meter is used for measuring a real-time flow value of gas, and the gas flow controller is in signal connection with the pressure meter and is used for controlling the gas electromagnetic valve according to the real-time flow value of the gas so as to regulate the output gas flow. The device has simple structure, can monitor the gas pressure in real time and can output the gas with continuously variable flow. The automatic control degree is high, the output is responded rapidly according to the signal, and the real-time performance is good.
Description
Technical Field
The invention relates to the technical field of gas control, in particular to a gas flow control device and a gas flow control method for a combustor.
Background
In a combustion temperature measurement test of a combustor, the gas flow needs to be quickly and accurately controlled to reach a proper air-fuel ratio, so that the combustion temperature is controlled. The current situation is that a high-pressure gas valve or a low-pressure gas valve is controlled manually, and the gas flow is controlled by limiting the gas inlet pressure. The method has the defects of complex operation, low real-time performance, poor flow control precision and the like.
Disclosure of Invention
The present invention is directed to a gas flow control device of a burner and a method thereof to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a combustor gas flow control device, includes gas solenoid valve, manometer and the gas flow controller that connects gradually through supporting pipeline, and gas solenoid valve and gas flow controller link to each other with outside electrical control equipment, and the manometer is used for measuring the real-time flow value of gas, and gas flow controller and manometer signal connection for come control gas solenoid valve with the gas flow who adjusts the output according to the real-time flow value of gas.
Preferably, a pressure transmitter is also arranged on a matched pipeline between the pressure gauge and the gas flow controller.
Preferably, the gas-fired boiler further comprises a flame arrester and a manual ball valve which are connected through a matched pipeline, and the output end of the manual ball valve is connected with the gas electromagnetic valve.
Preferably, a gas filter is further installed between the manual ball valve and the gas electromagnetic valve.
The invention also provides a burner gas flow control method, which adopts the burner gas flow control device and comprises the following steps:
step one, determining a set gas flow threshold according to requirements;
step two, detecting the actual gas flow in the combustor in real time through a pressure gauge;
and step three, judging whether the actual gas flow value in the combustor is the same as the set flow threshold value, if the actual gas flow value is the same as the set flow threshold value, the gas flow controller does not work, and if the actual gas flow value is not the same as the set flow threshold value, the gas flow controller controls the gas electromagnetic valve to act to adjust the gas flow input into the combustor.
Preferably, in the first step, the flow rate threshold of the gas is set based on the actual combustion power.
Compared with the prior art, the invention provides a gas flow control device and a gas flow control method for a combustor, which have the following beneficial effects:
when the device works, the actual gas flow in the combustor is detected in real time through the pressure gauge, and if the actual gas flow value is different from the set flow threshold value, the gas flow controller controls the gas electromagnetic valve to act to adjust the gas flow input into the combustor. The automatic control degree is high, the output is responded rapidly according to the signal, and the real-time performance is good.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:
FIG. 1 is a schematic front view of the whole apparatus of the present invention;
FIG. 2 is a schematic diagram of the back structure of the whole device of the present invention;
FIG. 3 is a schematic front view of the whole device of the present invention;
fig. 4 is a schematic diagram showing the connection of the respective structures in the entire apparatus.
In the figure: 1. a flame arrestor; 2. a manual ball valve; 3. a gas filter; 4. a gas solenoid valve; 5. a pressure gauge; 6. a pressure transmitter; 7. a gas flow controller; 8. and (7) mounting the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment discloses a combustor gas flow control device, include spark arrester 1, manual ball valve 2, gas filter 3, gas solenoid valve 4, manometer 5, pressure transmitter 6 and gas flow controller 7 that connect gradually through supporting pipeline to above-mentioned each structure is all installed on mounting panel 8, and wherein spark arrester 1, manual ball valve 2, gas solenoid valve 4, manometer 5 and gas flow controller 7 are located the front of mounting panel 8, and gas filter 3 and pressure transmitter 6 are located the back of mounting panel 8.
External gas enters a combustor after sequentially passing through a flame arrester 1, a manual ball valve 2, a gas filter 3, a gas electromagnetic valve 4, a pressure gauge 5, a pressure transmitter 6 and a gas flow controller 7, the flame arrester 1 can prevent backflow of the combusted gas in the combustor to ensure the safety of the gas, the manual ball valve 2 controls a main gas supply switch, before the combustor works, personnel firstly open the manual ball valve 2, after the gas flows through the gas filter 3, impurities in the gas are filtered out, so that the purity of the gas is improved, the impurities are prevented from entering the combustor and being corroded by waste generated by combustion, the gas electromagnetic valve 4 and the gas flow controller 7 are connected with external electrical control equipment, the purpose of automatically controlling the gas to be opened or closed and automatically outputting the gas with continuously variable flow is achieved, and the pressure gauge 5 is used for measuring the real-time flow value of the gas, the gas flow controller 7 is in signal connection with the pressure gauge 5 and is used for controlling the gas electromagnetic valve 4 according to the real-time flow value of the gas to adjust the output gas flow, and the pressure transmitter 6 can output an analog signal for equipment to collect.
The invention provides a gas flow control device of a burner, when in use, the control device is connected between the burner and a gas supply device, a manual ball valve 2 is opened, gas enters the burner through all matched pipelines on the control device, at the moment, the pressure gauge 5 works, the gas value in the combustor is monitored in real time through the pressure value displayed by the pressure gauge, when the gas value in the burner is different from the preset gas value, the pressure gauge 5 immediately monitors and converts the gas value into a pressure value to display, meanwhile, the pressure value is transmitted to external electrical control equipment by the pressure gauge 5, the electrical control equipment receives and processes signals, the processed electrical signals are output to the gas flow controller 7, the gas flow controller 7 controls the gas electromagnetic valve 4 to act, and the flow of gas entering the combustor is controlled by the opening degree of the gas electromagnetic valve 4.
In addition, the invention also provides a gas flow control method of the burner, firstly, the flow threshold value of the gas is set according to the actual combustion power, then the actual gas flow in the burner is detected in real time through a pressure gauge 5, and if the actual gas flow value is different from the set flow threshold value, a gas flow controller 7 controls a gas electromagnetic valve 4 to act to adjust the gas flow input into the burner.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. The utility model provides a combustor gas flow control device, its characterized in that includes gas solenoid valve (4), manometer (5) and gas flow controller (7) that connect gradually through supporting pipeline, and gas solenoid valve (4) and gas flow controller (7) link to each other with outside electrical control equipment, and manometer (5) are used for measuring the real-time flow value of gas, and gas flow controller (7) and manometer (5) signal connection for come control gas solenoid valve (4) with the gas flow of regulation output according to the real-time flow value of gas.
2. A burner gas flow control device according to claim 1, characterized in that the matching piping between the pressure gauge (5) and the gas flow controller (7) is also equipped with a pressure transmitter (6).
3. The burner gas flow control device according to claim 1 or 2, characterized by further comprising a flame arrester (1) and a manual ball valve (2) which are connected through a matched pipeline, wherein the output end of the manual ball valve (2) is connected with the gas electromagnetic valve (4).
4. A burner gas flow control device according to claim 3, characterized in that a gas filter (3) is further installed between the manual ball valve (2) and the gas solenoid valve (4).
5. A burner gas flow control method using a burner gas flow control device according to any one of claims 1 to 4, characterized by comprising:
step one, determining a set gas flow threshold according to requirements;
step two, detecting the actual gas flow in the combustor in real time through a pressure gauge (5);
and step three, judging whether the actual gas flow value in the combustor is the same as the set flow threshold value, if the actual gas flow value is the same as the set flow threshold value, the gas flow controller (7) does not work, and if the actual gas flow value is not the same as the set flow threshold value, the gas flow controller (7) controls the gas electromagnetic valve (4) to act to adjust the gas flow input into the combustor.
6. The burner gas flow control method according to claim 5, wherein the flow threshold value of the gas is set in step one in accordance with an actual combustion power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111286421.1A CN113790447A (en) | 2021-11-02 | 2021-11-02 | Gas flow control device and method for combustor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111286421.1A CN113790447A (en) | 2021-11-02 | 2021-11-02 | Gas flow control device and method for combustor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113790447A true CN113790447A (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111286421.1A Pending CN113790447A (en) | 2021-11-02 | 2021-11-02 | Gas flow control device and method for combustor |
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| Country | Link |
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| CN (1) | CN113790447A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116817306A (en) * | 2023-08-29 | 2023-09-29 | 奥德集团有限公司 | Gas equipment capable of monitoring and controlling gas flow |
-
2021
- 2021-11-02 CN CN202111286421.1A patent/CN113790447A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116817306A (en) * | 2023-08-29 | 2023-09-29 | 奥德集团有限公司 | Gas equipment capable of monitoring and controlling gas flow |
| CN116817306B (en) * | 2023-08-29 | 2023-12-01 | 奥德集团有限公司 | Gas equipment capable of monitoring and controlling gas flow |
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