CN216047831U - Propulsion type ignition system - Google Patents
Propulsion type ignition system Download PDFInfo
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- CN216047831U CN216047831U CN202122342278.5U CN202122342278U CN216047831U CN 216047831 U CN216047831 U CN 216047831U CN 202122342278 U CN202122342278 U CN 202122342278U CN 216047831 U CN216047831 U CN 216047831U
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Abstract
The utility model discloses a push type ignition system, which comprises an emptying burner (1), an ignition gun (2), a flame detection circuit (3), a PLC (programmable logic controller) control box (4), a high-energy generator (5) and an emptying gas detector (6), wherein the ignition gun (2) is arranged close to the emptying burner (1), the flame detection circuit (3) is in signal connection with the PLC control box (4), the PLC control box (4) is respectively in signal connection with the high-energy generator (5), the ignition gun (2) and the emptying gas detector (6), the high-energy generator (5) is mutually connected with the ignition gun (2), be provided with the blow-down pipe on the atmospheric burner (1), atmospheric gas detector (6) are connected on the blow-down pipe, can realize directly lighting atmospheric burner atmospheric gas or pilot burner under the condition that does not need the fuel gas, avoid can not in time ignite or the bad influence that the ignition failure caused.
Description
Technical Field
The utility model relates to the fields of oil and gas exploitation technology and the like, in particular to a propulsion type ignition system.
Background
The venting combustion system is mainly used for combusting tail gas generated in the production process and combustible gas discharged in an accident state, is auxiliary production equipment used for guaranteeing the safe production of process devices in the natural gas gathering and transportation process and the drilling process, and is one of important facilities managed by HSE (health, safety and environment three-in-one management system). However, the ignition system of the existing emptying combustion system generally adopts a high-altitude electronic ignition mode, namely, a pulse voltage of over 2200V is transmitted to an ignition electrode through a high-voltage generator to generate electric sparks, meanwhile, an electromagnetic valve is opened to inject fuel gas into an ignition combustor, then the fuel gas is ignited by the electric sparks, and then the emptying combustor is ignited.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a push type ignition system, which can directly ignite the air released from an air release burner or a pilot burner without fuel gas and avoid the adverse effect caused by the failure of timely ignition or ignition.
The utility model is realized by the following technical scheme: impulse type ignition system, including atmospheric burner, burning torch, flame detection circuit, PLC control box, high energy generator and atmospheric detector, burning torch next-door neighbour atmospheric burner department sets up, and flame detection circuit signal connection PLC control box, PLC control box difference signal connection high energy generator, burning torch and atmospheric detector, high energy generator point of interconnection burning torch is provided with the blow-down pipe on the atmospheric burner, the atmospheric detector is connected on the blow-down pipe.
In order to further realize the utility model, the following arrangement structure is adopted: and a valve group is arranged on a pipeline connecting the emptying gas detector and the emptying pipe.
In order to further realize the utility model, the following arrangement structure is adopted: the ignition gun adopts a propelling type ignition gun.
In order to further realize the utility model, the following arrangement structure is adopted: the ignition system also comprises an ignition signal circuit which is manually controlled in site or remotely controlled in a wired (RS 485 or passive dry contact) manner or wirelessly controlled, and the ignition signal circuits are mutually connected with the PLC control box.
In order to further realize the utility model, the following arrangement structure is adopted: still include fault indication circuit, and fault indication circuit connects the PLC control box.
In order to further realize the utility model, the following arrangement structure is adopted: the device also comprises a fault diagnosis circuit, and the fault diagnosis circuit is connected with the PLC control box.
In order to further realize the utility model, the following arrangement structure is adopted: the PLC control box adopts an explosion-proof PLC control box, and a Siemens PLC control system is loaded in the PLC control box.
In order to further realize the utility model, the following arrangement structure is adopted: the emptying burner (1) is vertically arranged in the high air or horizontally connected with an emptying pipe.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
(1) the utility model can adopt a skid-mounted design and can directly ignite the air release or pilot burner of the air release burner without fuel gas.
(2) The ignition gun adopts a propelling mode, and after ignition is successful, the PLC automatically controls the ignition electrode to be pushed below the flame center so as to avoid the damage of high temperature to the ignition electrode; all parts such as an on-site explosion-proof PLC control box, a high-energy generator, a flame monitor and the like of the ignition system can be integrated on a prying block, and the connection, assembly and integral joint debugging of all parts are completed before the equipment leaves a factory, so that the on-site installation workload is greatly reduced; the time and the labor are saved, the operation and the use are safe, and the use requirements of normal emptying and emergency emptying in a well station or a drilling process can be met; the equipment can be transported to the site and can be put into use only by simple connection, the installation and maintenance cost on the site is greatly reduced, and no fuel gas is consumed.
(3) The utility model adopts the direct spark ignition technology, only electric energy consumption is needed without fuel gas consumption, the consumption is low (about 2000W), a fuel gas valve is not needed on the ground, and the investment is reduced; the high-energy semiconductor direct ignition technology is adopted, so that ignition can be performed even under heavy rain; the ignition electrode is made of a special stainless steel material and a high-temperature ceramic piece so as to ensure high temperature resistance; the PLC control box may configure the touch screen to more intuitively display the parameters of the system and the modification of the parameters.
Drawings
FIG. 1 is a schematic view of the structure of the present invention (the vertical arrangement of the vented burner).
FIG. 2 is a schematic view of the structure of the present invention (horizontal) arrangement of the vented burner)
FIG. 3 is a schematic view of an electrical connection structure according to the present invention.
Wherein, the device comprises 1-an air release burner, 2-an ignition gun, 3-a flame detection circuit, 4-a PLC control box, 5-a high-energy generator and 6-an air release detector.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. 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 utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
It is worth noting that: in the present application, when it is necessary to apply the known technology or the conventional technology in the field, the applicant may have the case that the known technology or/and the conventional technology is not specifically described in the text, but the technical means is not specifically disclosed in the text, and the present application is considered to be not in compliance with the twenty-sixth clause of the patent law.
Example (b):
the utility model designs a propulsion type ignition system, which can directly ignite the air discharged from an air discharge burner or an incandescent lamp without fuel gas, and avoid the adverse effect caused by the failure of ignition or the failure of ignition, as shown in figures 1 to 3, and particularly adopts the following arrangement structure: including emptying combustor 1, burning torch 2, flame detection circuitry 3, PLC control box 4, high energy generator 5 and unloading detector 6, 1 department setting of burning torch 2 next-door neighbour emptying combustor, flame detection circuitry 3 signal connection PLC control box 4, PLC control box 4 difference signal connection high energy generator 5, burning torch 2 and unloading detector 6, 5 interconnect point burning torch 2 of high energy generator are provided with the unloading pipe on emptying combustor 1, unloading detector 6 is connected on the unloading pipe, and PLC control box 4 still connects.
In order to further realize the utility model, the following arrangement structure is adopted: and a valve group is arranged on a pipeline connecting the emptying gas detector 6 and the emptying pipe.
In order to further realize the utility model, the following arrangement structure is adopted: the ignition gun 2 adopts a propelling type ignition gun.
In order to further realize the utility model, the following arrangement structure is adopted: the ignition control system also comprises an ignition signal circuit which is manually controlled in site or remotely controlled in a wired (RS 485 or passive dry contact) manner or wirelessly controlled, and the ignition signal circuits are mutually connected with the PLC control box 4.
In order to further realize the utility model, the following arrangement structure is adopted: the PLC control box further comprises a fault indicating circuit, and the fault indicating circuit is connected with the PLC control box 4.
In order to further realize the utility model, the following arrangement structure is adopted: the device also comprises a fault diagnosis circuit, and the fault diagnosis circuit is connected with the PLC control box 4.
In order to further realize the utility model, the following arrangement structure is adopted: the PLC control box 4 adopts an explosion-proof PLC control box, and a Siemens PLC control system is loaded in the explosion-proof PLC control box.
In order to further realize the utility model, the following arrangement structure is adopted: the emptying burner 1 is vertically arranged in the high air or horizontally connected with an emptying pipe.
The emptying detector 6 is preferably a flow switch, but also a pressure switch/pressure transmitter/flow meter can be used.
The flame monitor 3 is preferably an ultraviolet flame monitor or a sheathed thermocouple.
As a preferred arrangement scheme, during arrangement, the push type ignition system is provided with an on-site control system according to the working characteristics of a well station emptying torch and a drilling blowout, and can be in RS485 communication connection and electrical connection with a user upper computer to receive various instructions of the upper computer. The operating panel of the field explosion-proof PLC control box (the shell of the PLC control box 4) in the on-site control system is provided with a working state display which can display the working states of all peripheral equipment. If flame extinguishment and other phenomena occur in the operation of the vented combustion system, the system can automatically propel the ignition electrode to ignite again, and preferably, if 3 times of ignition fails (the times are adjustable), a fault alarm is given to remind a worker. When the flame of the emptying combustion system is normal, the ignition is automatically stopped and the ignition electrode is pushed to push a preset non-high-temperature position, so that the service life of the ignition electric nozzle is prolonged. The flame detection device (flame detection circuit 3) constantly detects the flame combustion condition of the vented combustion system and reflects the flame state on the control panel of the local PLC control box 4. While the RTU, which may also be remotely located, will also display the flame conditions. When the air is not emptied, the work of propelling the ignition electrode and the like is automatically finished.
The local control adopts the Siemens PLC programmable controller (the optimized Siemens PLC control system selects the Siemens S7-200 Smart SR30 control system), and has the characteristics of high reliability, strong anti-interference capability, convenient maintenance and the like. When peripheral equipment of the PLC control box 4 breaks down, the system automatically analyzes and searches the faults and reports the positions of the faults to equipment maintenance personnel through alarm signals, so that the fault removing time is greatly shortened.
The whole propulsion type ignition system mainly comprises three units: the device comprises a control unit, a triggering and monitoring unit and an ignition execution unit.
Control unit (PLC control box 4): the Siemens PLC control system and the explosion-proof PLC control box;
the triggering and monitoring unit: mainly comprises an air release detector 6 and a flame monitor (a flame detection circuit 3);
an ignition execution unit: comprises a high-energy generator 5, a push-type ignition gun (ignition gun 2) and a high-voltage ignition cable; the push-type ignition gun is provided with an ignition electrode, a push rod, a servo motor assembly, a push driver assembly, a protective heat insulation mechanism and a mounting bracket; preferably, 1 set of conventional/external flame transfer igniters or internal surface flame transfer igniters (with compressed air at the same time) can be additionally used as a backup at a well station with fuel gas.
The working principle is as follows: the ignition system is in an automatic working state, when the air discharge detector 6 detects air discharge, the air discharge detector 6 converts the detected signal into an electric signal and sends the electric signal to the PLC control box 4 or manually operates, the electric signal is compared with an internal set value to generate a switching value signal, the switching value signal and the switching value signal generated by the flame signal sensor (the flame detection circuit 3) carry out logic and operation, the work of the ignition system of the air discharge combustion system is controlled by taking the flow signal and no flame as ignition conditions, and the purpose of automatic ignition or manual ignition is achieved.
During the blow-down period, the high-energy generator and the ignition gun are re-operated to ignite it once the blow-down burner is extinguished (pilot burner).
The process flow comprises the following steps: when the emptying gas is discharged, signals of a detector (emptying gas detector 6) arranged on an emptying pipeline are transmitted into a Siemens PLC control system, when a program set value is reached, the Siemens PLC control system supplies power to a high-energy generator 5 and supplies power to a servo motor of a push type ignition gun to start a push driver assembly to generate acting force so that a push rod pushes an ignition electrode to a preset position, and an emptying burner (pilot burner) and a flame detector (flame detection circuit 3) are ignited for online detection; the system has the functions of automatic, semi-automatic and manual ignition. Preferably, the solar power distribution system allows the system to operate as usual during a power outage.
The PLC control box is used as a control unit, is a central pivot of the whole ignition system, adopts Siemens PLC as a core control unit (Siemens S7-200 Smart SR30 control system) to realize the whole process monitoring of the emptying combustion system and the automatic control of an ignition execution unit, mainly comprises an explosion-proof (on-site) control box and an on-site instrument, can realize the manual and automatic ignition and remote wireless operation of on-site and on-site RTU, and provides an ignition starting signal by an emptying gas detector 6 and a flame monitor (flame detection circuit 3); the Siemens PLC control system realizes the whole-process monitoring and the automatic control of ignition of the emptying combustion system; the combustion of the blow-down gas is monitored by a flame monitor. The optimized flow signal (detected by the air release detector 6) and the flame signal (detected by the flame detection circuit 3) are interlocked and can also enter an operation room RTU system for alarming; the RTU system provides an ignition enable signal (switching value) to the PLC control system.
The propulsion type ignition device comprises a high-energy generator 5, a propulsion type ignition gun (an ignition electrode, an ignition electrode guider, a propulsion rod, a servo motor component, a propulsion driver, a protective heat insulation mechanism facility), a high-voltage cable and the like.
The high-energy generator 5 has the advantages of small input current, namely low power consumption, low output voltage, safer voltage and high spark energy because of adopting the working principle of element energy storage and instantaneous concentrated discharge, and is suitable for ignition and combustion systems taking natural gas, coal gas, liquefied gas, light diesel oil, heavy oil and low-calorific-value gas as fuels;
the ignition electric nozzle matched with the ignition electrode has the characteristics of water resistance, oil resistance, carbon deposition resistance, coking resistance, high temperature resistance and long service life, has strong self-cleaning capability, and can effectively delay the carbon deposition of the electric nozzle (spark plug) contact so as to keep higher ignition energy output and prolong the service life of a product;
the push rod realizes the up-and-down or front-and-back movement of the ignition electrode, when the ignition is needed when the air is discharged, the push rod pushes the ignition electrode to the ignition position, the ignition electrode starts to ignite, and after the ignition is successfully ignited, the push rod pushes the ignition electrode to the standby position;
the servo motor assembly is connected with the push rod and converts the rotary motion of the motor into the up-and-down or front-and-back motion of the push rod;
the propulsion driver provides power and control for the propulsion device, and realizes the control of the starting, stopping, stroke distance and position of the propulsion device.
During ignition, high voltage electricity generated by the high-energy generator 5 is transmitted to an ignition electrode of the propelling type ignition gun through a high-voltage cable and is propelled to a preset position through a propeller, and the ignition electrode emits electric sparks to ignite and discharge air.
The high-energy generator 5 is arranged in the explosion-proof box and is arranged on the ground ignition control panel, and the propelling type ignition gun is arranged at the lower part of the emptying combustor 1 to avoid directly contacting a high-temperature area.
The propeller can select electrodynamic type, pneumatic type or gas-electric hybrid formula, preferred the selection is electronic according to the on-the-spot actual conditions of customer.
The service life of the ignition electrode can be prolonged by 3 years by adopting a push type principle, and the ground can directly point the air without arranging a fuel gas electromagnetic valve group and a pipeline.
The present invention can achieve three ignition functions, wherein:
the full-automatic ignition control process comprises the following steps: when the air release detector 6 detects that air release exists, the PLC control box 4 sends a rising signal to the push type ignition gun, the push rod is started to push the ignition electrode to move upwards or forwards to an ignition position, when the PLC control box 4 detects that the ignition electrode moves to the ignition position, the PLC control box 4 starts the ignition gun 2 to ignite, the ignition gun discharges for 20 seconds, if a flame monitor (a flame detection circuit 3) detects that air release is ignited after the discharge time is up, the PLC control box 4 sends a falling or returning signal to the push type ignition gun, and the push rod moves the ignition electrode downwards to a standby position; if the flame monitor does not detect that the flare gas is lit, the firing gun is restarted and the firing electrode is re-discharged until the flare gas is lit.
Semi-automatic ignition control flow: the ignition control button is manually started, the PLC control box 4 sends a rising or advancing signal to the propelling type ignition gun, the propelling rod propels the ignition electrode to move upwards or advance to an ignition position, when the PLC control box 4 detects that the ignition electrode moves to the ignition position, the PLC control box 4 starts the ignition gun to ignite, the ignition gun discharges for 20 seconds, after the discharge time is up, if the flame monitor detects that the air is ignited, the ignition controller sends a falling or returning signal to the propelling device, and the propelling device moves the ignition gun downwards or returns to the ignition standby position; if the flame monitor does not detect that the flare gas is lit, the firing gun is restarted and the firing electrode is re-discharged until the flare gas is lit.
Manual ignition control flow: the ignition signal circuit gives a manual ascending propulsion or advancing signal, and the propulsion device moves the ignition gun upwards or forwards to an ignition position; manually starting ignition, starting an ignition gun to work, and starting discharging of the ignition gun to ignite the vented gas; the ignition is stopped. After the ignition of the air is observed, a manual descending signal is given, and the propelling device moves the ignition gun downwards to an ignition standby position.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (8)
1. A pusher ignition system characterized by: including atmospheric burner (1), burning torch (2), flame detection circuitry (3), PLC control box (4), high energy generator (5) and atmospheric gas detector (6), burning torch (2) next-door neighbour atmospheric burner (1) department sets up, flame detection circuitry (3) signal connection PLC control box (4), PLC control box (4) signal connection high energy generator (5), burning torch (2) and atmospheric gas detector (6) respectively, high energy generator (5) tie point burning torch (2) each other are provided with the blow-down pipe on atmospheric burner (1), atmospheric gas detector (6) are connected on the blow-down pipe.
2. The pusher ignition system of claim 1, wherein: and a valve group is arranged on a pipeline connected with the air release detector (6) and the air release pipe.
3. The pusher ignition system of claim 1, wherein: the ignition gun (2) adopts a propelling type ignition gun.
4. The pusher ignition system of claim 1, wherein: the ignition control system also comprises an ignition signal circuit which is manually controlled in site or remotely controlled in a wired or wireless way, and the ignition signal circuits are mutually connected with the PLC control box (4).
5. The pusher ignition system of claim 1, wherein: the device also comprises a fault indicating circuit, and the fault indicating circuit is connected with the PLC control box (4).
6. The pusher ignition system of claim 1, wherein: the device also comprises a fault diagnosis circuit, and the fault diagnosis circuit is connected with the PLC control box (4).
7. The pusher ignition system according to any one of claims 1 to 6, characterized in that: the PLC control box (4) adopts an explosion-proof PLC control box, and a Siemens PLC control system is loaded in the explosion-proof PLC control box.
8. The pusher ignition system according to any one of claims 1 to 6, characterized in that: the emptying burner (1) is vertically arranged in the high air or horizontally connected with an emptying pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122342278.5U CN216047831U (en) | 2021-09-27 | 2021-09-27 | Propulsion type ignition system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122342278.5U CN216047831U (en) | 2021-09-27 | 2021-09-27 | Propulsion type ignition system |
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| Publication Number | Publication Date |
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| CN216047831U true CN216047831U (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122342278.5U Active CN216047831U (en) | 2021-09-27 | 2021-09-27 | Propulsion type ignition system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117308110A (en) * | 2023-09-25 | 2023-12-29 | 成都市齐易机械电气有限责任公司 | Safe type electron flame pilot burner |
-
2021
- 2021-09-27 CN CN202122342278.5U patent/CN216047831U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117308110A (en) * | 2023-09-25 | 2023-12-29 | 成都市齐易机械电气有限责任公司 | Safe type electron flame pilot burner |
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