CN214745728U - Methane combustion monitoring device - Google Patents
Methane combustion monitoring device Download PDFInfo
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- CN214745728U CN214745728U CN202120956902.8U CN202120956902U CN214745728U CN 214745728 U CN214745728 U CN 214745728U CN 202120956902 U CN202120956902 U CN 202120956902U CN 214745728 U CN214745728 U CN 214745728U
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- biogas
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- marsh gas
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Abstract
The utility model discloses a marsh gas burning monitoring device, the utility model discloses a design lies in through setting up the automatically controlled instrument of flow on marsh gas pipeline, setting up flame detector and the automatically controlled instrument of temperature inside the combustion chamber of marsh gas combustor, can realize monitoring the marsh gas transport flow data in the marsh gas pipeline, and can monitor flame combustion state and/or temperature variation in the marsh gas combustor in whole combustion process, thereby for igniteing validity, unusual flame-out and valve leak provide reliable control framework, and then can realize giving comprehensive and accurate safety and efficiency management and control to whole marsh gas combustion process.
Description
Technical Field
The utility model relates to a tobacco processing field especially relates to a marsh gas burning monitoring device.
Background
The biogas combustion system is characterized in that biogas generated by anaerobic fermentation treatment of waste water produced by a tobacco manufacturing enterprise is collected and stabilized and then ignited and combusted in a biogas combustor (also called a torch device), so that waste biogas can be consumed in a combustion mode, and the effect of environmental protection is achieved.
In the biogas combustion process, the correct monitoring of the whole combustion state (including an ignition stage, a combustion stage, a flameout stage and the like) plays a crucial role in ignition safety, stable combustion and environmental protection. If the ignition temperature within a certain time is used as the judgment basis for successful ignition, the system is in a repeated ignition starting and stopping state due to the influence of the external environment or the ignition failure caused by the problem of a temperature instrument, and the operation efficiency of a torch is seriously influenced; if sudden flameout occurs in the normal combustion process, the methane cannot be combusted in time, and a large amount of methane is introduced into the atmosphere, thereby seriously causing environmental pollution; in addition, when the biogas burner is stopped, if the related gas supply valve group leaks, biogas can flow into the atmosphere, and environmental pollution is seriously caused.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims at providing a marsh gas burning monitoring device can carry out comprehensive control to whole marsh gas burning state.
The utility model adopts the technical scheme as follows:
a biogas combustion monitoring device, comprising:
the burning controller, steady voltage gas holder, marsh gas combustor and steady voltage gas holder with marsh gas pipeline between the marsh gas combustor still includes: the flow electric control instrument is arranged on the methane conveying pipeline, and the flame detector and the temperature electric control instrument are arranged in a combustion chamber of the methane combustor;
the flow electric control instrument, the flame detector and the temperature electric control instrument are respectively in electric signal connection with the combustion controller;
the flow electric control instrument is used for monitoring biogas conveying flow data in the biogas conveying pipeline; the flame detector is used for monitoring the flame combustion state in the biogas combustor; the temperature electric control instrument is used for monitoring the temperature change in the biogas burner.
In at least one possible implementation manner, the device further comprises a gas level meter and a gas supply valve bank which are electrically connected with the combustion controller;
the gas level meter is arranged on the pressure stabilizing gas cabinet and used for monitoring the methane quantity of the pressure stabilizing gas cabinet;
the gas supply valve group is arranged on the methane conveying pipeline and used for adjusting and switching on/off the pressure stabilizing gas cabinet to supply gas to the ignition unit of the methane burner.
In at least one possible implementation manner, the gas supply valve group comprises a switch electromagnetic valve and a proportion regulating valve which are arranged on the methane conveying pipeline in parallel;
the switch electromagnetic valve is used for controlling the on-off of the biogas supply, and the proportion regulating valve is used for regulating the gas supply amount of the biogas supply.
In at least one possible implementation manner, the device further comprises an alarm module electrically connected with the combustion controller, wherein the alarm module is used for outputting an alarm signal.
In at least one possible implementation manner, the alarm module is integrated in an upper computer electrically connected with the combustion controller.
In at least one possible implementation, the flame detector employs any one of: ultraviolet flame detector, infrared flame detector, ultraviolet and infrared mixed detector.
The utility model discloses a design lies in through setting up the automatically controlled instrument of flow on marsh gas pipeline, the flame detector and the automatically controlled instrument of temperature of setting in marsh gas burner's combustion chamber inside, can realize monitoring the marsh gas delivery flow data in marsh gas pipeline, and can monitor flame combustion state and/or temperature variation in marsh gas combustor in whole combustion process, thereby for the validity of igniteing, unusual flame-out and valve leak provide reliable control framework, and then can realize giving comprehensive and accurate safety and efficiency management and control to whole marsh gas combustion process.
Drawings
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of a biogas combustion monitoring device provided by an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
The utility model provides a hardware scheme's of marsh gas burning control implementation is referred to, and it is shown with reference to fig. 1, this marsh gas burning monitoring device can include: the combustion controller 1, the pressure stabilizing gas holder 2, the biogas burner 3 and the biogas conveying pipeline 4 between the pressure stabilizing gas holder 2 and the biogas burner 3 may further include: a flow electric control instrument 5 arranged on the biogas conveying pipeline 4, a flame detector 6 arranged inside a combustion chamber of the biogas burner 3 and a temperature electric control instrument 7.
The flow rate electric control instrument 5, the flame detector 6 and the temperature electric control instrument 7 are respectively in electrical signal connection with the combustion controller 1 (the electrical connection relationship is indicated by dotted lines in the figure, and it can be understood that the biogas burner and the pressure-stabilizing gas holder can also be in electrical signal connection with the combustion controller in actual operation, which is not described herein again). The flow electric control instrument 5 is used for monitoring methane conveying flow data in the methane conveying pipeline 4; the flame detector 6 is used for monitoring the flame combustion state in the biogas burner 3; the temperature electric control instrument 7 is used for monitoring the temperature change in the biogas burner 3.
Through the device embodiment, the ignition state, the combustion state, the flameout state and the leakage condition can be effectively monitored by the signals sent by the flame detector 6, the temperature electric control instrument 7 and the flow electric control instrument 5. The specific monitoring mode can be designed according to the above hardware architecture as required, and only one schematic description is provided here:
for example, the flame detector 6 and the temperature electric control instrument 7 may be used as an actual state detecting means when the biogas burner 3 is ignited and combusted, if it is detected that the temperature rise of the biogas burner reaches a preset set value and/or a continuous flame signal is detected, it may be considered as an ignition successful state, otherwise it may be considered as an ignition unsuccessful state, and an alarm signal may be output through an alarm module electrically connected to the combustion controller 1, the alarm module may be an alarm device such as sound, light, voice, etc., preferably, it may also be combined with the alarm device shown in fig. 1 to prompt or display related state information in an upper computer 100 electrically connected to the combustion controller 1, including integrating the above alarm module, and as to how to display the state, how to output alarm information, etc., the utility model may not be limited, but it should be pointed out that, correspondingly, in practice, the combustion controller 1 can be understood as a slave computer and can be implemented by taking into account the prior art.
Above-mentioned flame detector 6 is except that whether the supplementary monitoring ignition of stage in the ignition succeeds, also can be but not limited to and be used for monitoring whether the flame in the combustion chamber takes place to extinguish (no matter be the normal automatic flameout after marsh gas exhausts, still because of the proruption abnormal flameout that the unexpected circumstances leads to), all can reliably catch, in case the proruption flame state is lost when detecting normal combustion, alright in time turn-off corresponding air supply valve, avoid causing environmental pollution to the atmosphere, can also combine the preceding example, by the unusual flameout warning information of alarm module output, it is here the utility model discloses do not give unnecessary details and prescribe a limit. In practice, the flame detector 6 may be any one of the following: ultraviolet flame detector, infrared flame detector, ultraviolet and infrared mixed detector.
In the foregoing, the flow electrically controlled instrument 5 can be used as a flow monitoring means in a biogas conveying pipeline, on one hand, the flow electrically controlled instrument can be used for displaying the stability of gas supply of the biogas burner, and preferably, can also be used for detecting whether biogas is leaked, for example, when the biogas burner is shut down (no matter before ignition or after flameout), if the related valve is not closed tightly, the flow electrically controlled instrument 5 inevitably generates a reading, the possibility of leakage risk of biogas can be prompted, and accordingly, a leakage alarm indication can be made through the alarm module upper computer to remind an operator to process, so as to avoid atmospheric pollution.
On the basis of the above embodiment, it can be further explained with reference to fig. 1 that the apparatus may further include a gas level meter 10 and a gas supply valve group 20 electrically connected to the combustion controller 1, specifically, the gas level meter 10 may be installed on the pressure stabilizing gas cabinet 2 for monitoring the amount of methane in the pressure stabilizing gas cabinet 2, and the gas supply valve group 20 is installed on the methane delivery pipe 4 for adjusting and switching the pressure stabilizing gas cabinet 2 to supply gas to the ignition unit of the methane burner 3. In practical operation, in order to realize the on-off and adjustment functions, preferably, the gas supply valve group 20 may specifically include a switch electromagnetic valve 21 and a proportional control valve 22, which are arranged in parallel on the biogas conveying pipeline 4, wherein the switch electromagnetic valve 21 is used for controlling the on-off of the biogas supply, and the proportional control valve 22 is used for adjusting the gas supply amount of the biogas supply.
In combination with the example, the biogas generated in the manufacturing process is collected in the pressure-stabilizing gas tank, and the gas level meter installed on the pressure-stabilizing gas tank can be used for reflecting the biogas collection amount, so that the gas supply valve set can be controlled and adjusted according to the gas level change. That is, the gas level meter can be used as the gas level display of the biogas pressure stabilizing cabinet, the ignition of the gas supply valve set and the biogas burner, and then the interlocking regulation and control are performed, and the following references are provided only by way of illustration: for example, by setting different gas level limits, on the one hand, to open the valve and trigger ignition, and on the other hand, to monitor gas level changes during combustion, control of the gas supply amount by means of, for example, PID may be performed, for example, the higher the gas level is, the greater the gas level is, the smaller the gas level is, and the like.
To sum up, the utility model discloses a design lies in through setting up the automatically controlled instrument of flow on marsh gas pipeline, setting up the flame detector and the automatically controlled instrument of temperature inside the combustion chamber of marsh gas burner, can realize monitoring the marsh gas delivery flow data in the marsh gas pipeline to and can monitor flame combustion state and/or the temperature variation in marsh gas burner in whole combustion process, thereby for igniteing validity, unusual flame-out and valve leak provide reliable control framework, and then can realize giving comprehensive and accurate safety and efficiency management and control to whole marsh gas combustion process.
In the embodiments of the present invention, "at least one" means one or more, "and" a plurality "means two or more. "and/or" describes the association relationship of the associated objects, and means that there may be three relationships, for example, a and/or B, and may mean that a exists alone, a and B exist simultaneously, and B exists alone. Wherein A and B can be singular or plural. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "at least one of the following" and similar expressions refer to any combination of these items, including any combination of singular or plural items. For example, at least one of a, b, and c may represent: a, b, c, a and b, a and c, b and c or a and b and c, wherein a, b and c can be single or multiple.
The structure, features and effects of the present invention have been described in detail in the above embodiments shown in the drawings, but the above embodiments are only preferred embodiments of the present invention, and it should be noted that, the technical features related to the above embodiments and their preferred modes can be reasonably combined and assembled into various equivalent schemes by those skilled in the art without departing from or changing the design idea and technical effects of the present invention; therefore, the present invention is not limited to the embodiments shown in the drawings, and all changes made according to the idea of the present invention or equivalent embodiments modified to equivalent changes are within the scope of the present invention without departing from the spirit of the present invention.
Claims (6)
1. The utility model provides a marsh gas burning monitoring device, includes combustion controller (1), steady voltage gas holder (2), marsh gas combustor (3) and steady voltage gas holder (2) with marsh gas pipeline (4) between marsh gas combustor (3), its characterized in that still includes: a flow electric control instrument (5) arranged on the biogas conveying pipeline (4), a flame detector (6) arranged in a combustion chamber of the biogas combustor (3) and a temperature electric control instrument (7);
the flow electric control instrument (5), the flame detector (6) and the temperature electric control instrument (7) are respectively in electric signal connection with the combustion controller (1);
the flow electric control instrument (5) is used for monitoring biogas conveying flow data in the biogas conveying pipeline (4); the flame detector (6) is used for monitoring the flame combustion state in the biogas burner (3); the temperature electric control instrument (7) is used for monitoring the temperature change in the biogas burner (3).
2. The biogas combustion monitoring device according to claim 1, characterized in that the device further comprises a gas level meter (10) and a gas supply valve group (20) electrically connected with the combustion controller (1);
the gas level instrument (10) is arranged on the pressure stabilizing gas cabinet (2) and is used for monitoring the methane quantity of the pressure stabilizing gas cabinet (2);
the gas supply valve group (20) is arranged on the methane conveying pipeline (4) and used for adjusting and switching on and off the pressure stabilizing gas cabinet (2) to supply gas to the ignition unit of the methane burner (3).
3. The biogas combustion monitoring device according to claim 2, characterized in that the gas supply valve group (20) comprises a switch electromagnetic valve (21) and a proportional regulating valve (22) arranged in parallel on the biogas conveying pipeline (4);
the switching electromagnetic valve (21) is used for controlling the on-off of biogas supply, and the proportion adjusting valve (22) is used for adjusting the gas supply amount of the biogas supply.
4. Biogas combustion monitoring device according to claim 1, characterized in that the device further comprises an alarm module in electrical signal connection with the combustion controller (1), the alarm module being configured to output a warning signal.
5. Biogas combustion monitoring device according to claim 4, characterized in that the alarm module is integrated in an upper computer (100) in electrical signal connection with the combustion controller (1).
6. The biogas combustion monitoring device according to any one of claims 1 to 5, wherein the flame detector (6) adopts any one of the following: ultraviolet flame detector, infrared flame detector, ultraviolet and infrared mixed detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120956902.8U CN214745728U (en) | 2021-04-30 | 2021-04-30 | Methane combustion monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120956902.8U CN214745728U (en) | 2021-04-30 | 2021-04-30 | Methane combustion monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214745728U true CN214745728U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120956902.8U Active CN214745728U (en) | 2021-04-30 | 2021-04-30 | Methane combustion monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214745728U (en) |
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2021
- 2021-04-30 CN CN202120956902.8U patent/CN214745728U/en active Active
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