CN111442288A - Multipoint type ground torch - Google Patents

Multipoint type ground torch Download PDF

Info

Publication number
CN111442288A
CN111442288A CN202010364580.8A CN202010364580A CN111442288A CN 111442288 A CN111442288 A CN 111442288A CN 202010364580 A CN202010364580 A CN 202010364580A CN 111442288 A CN111442288 A CN 111442288A
Authority
CN
China
Prior art keywords
ignition
gas
pipe
tube
stage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010364580.8A
Other languages
Chinese (zh)
Inventor
斯文杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Yumao Fuyuan Technology Co ltd
Original Assignee
Beijing Yumao Fuyuan Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Yumao Fuyuan Technology Co ltd filed Critical Beijing Yumao Fuyuan Technology Co ltd
Priority to CN202010364580.8A priority Critical patent/CN111442288A/en
Publication of CN111442288A publication Critical patent/CN111442288A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44Details; Accessories
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/50Control or safety arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Incineration Of Waste (AREA)

Abstract

The invention discloses a multipoint type ground torch, which relates to the technical field of waste gas treatment equipment and comprises: the multi-stage combustion system comprises a plurality of combustors, and is connected with a waste gas source pipeline which can convey combustible gas to the combustors for ejection; each stage of the combustion system is provided with an ignition system corresponding to the combustion system, and the ignition system can ignite combustible gas sprayed by the combustor; the control unit controls each stage of the ignition system to ignite the corresponding combustion system; the multi-stage combustion system is provided, different ignition systems and ignition modes are adopted, the combustion effect of combustible waste gas can be improved, the fuel consumption of the pilot burner is reduced, and the operating cost is reduced.

Description

Multipoint type ground torch
Technical Field
The invention belongs to the technical field of waste gas treatment equipment, and particularly relates to a multi-point ground torch.
Background
Chemical devices in petrochemical industry, coal chemical industry and the like generate a large amount of harmful combustible waste gas in the production process, and the combustible harmful gas needs to be discharged into the atmosphere after being subjected to combustion treatment by using a closed ground torch device, an open torch device and an overhead torch device. The existing open type flare device is provided with a plurality of flare mixed combustors, generally comprising hundreds to thousands of mixed combustors, and dozens to hundreds of pilot lights are needed to be arranged for ensuring safe ignition and combustion when flammable waste gas is discharged; the pilot burner consumes too much natural gas for long-term combustion, generates a large amount of carbon dioxide and oxynitride during combustion, and is high in cost and not beneficial to environmental protection after long-term operation. The existing ground open torch mixed combustor has the defects of too large noise, incomplete combustion of heavy components, generation of a large amount of black smoke during combustion and generation of a large amount of carbon dioxide and oxynitride during emission and combustion.
Disclosure of Invention
The invention aims to provide a multi-point ground torch aiming at the defects in the prior art, which is provided with a multi-stage combustion system, adopts different ignition systems and ignition modes, can improve the combustion effect of combustible waste gas, reduces the fuel consumption of pilot burner and reduces the operating cost.
In order to achieve the above object, the present invention provides a multi-point ground torch, comprising:
the multi-stage combustion system comprises a plurality of combustors, and is connected with a waste gas source pipeline which can convey combustible gas to the combustors for ejection;
each stage of the combustion system is provided with an ignition system corresponding to the combustion system, and the ignition system can ignite combustible gas sprayed by the combustor;
and the control unit controls the ignition system of each stage to ignite the corresponding combustion system.
Optionally, the exhaust gas source line comprises:
the gas inlet pipe is connected with a waste gas source at one end, and is communicated with a plurality of grading pipes at the other end, each grading pipe corresponds to the first-grade combustion system, and a plurality of combustor connecting pipes are connected to each grading pipe;
the first control valve is arranged at the front end of each grading pipe;
and the first pressure transmitter is arranged on one side of the first control valve.
Optionally, the burner comprises:
the lower end of the spray nozzle connecting seat is connected with the combustor connecting pipe, and the upper end of the spray nozzle connecting seat is provided with a plurality of branch pipes;
a gas nozzle provided above the plurality of branch pipes;
the flame nozzle is arranged at the upper end of the gas nozzle and comprises a flame nozzle shell, a flame nozzle inner plate is arranged in the flame nozzle shell, and a plurality of pipe holes are formed in the flame nozzle shell.
Optionally, the gas nozzle is disposed on the branch pipe, and the upper end of the flame nozzle housing is provided in a straight cylinder shape, and the lower end thereof is provided in a conical shape or a straight cylinder shape.
Optionally, the ignition system comprises a first pilot lamp provided with at least one in each stage of the combustion system, the first pilot lamp comprising:
the burner comprises a first gas source pipe, a second gas source pipe and a burner, wherein one end of the first gas source pipe is connected with a gas source, the other end of the first gas source pipe is provided with a pilot burner gas nozzle, the upper end of the pilot burner gas nozzle is provided with a pilot burner flame nozzle, and the pilot burner flame nozzle is arranged on one side of the upper end of the burner;
a first ignition electrode disposed inside the pilot burner;
the first thermocouple is arranged above the flame nozzle of the pilot burner;
the first deflagration ignition ring pipe is arranged at the upper end of the flame nozzle of the pilot burner, the first deflagration flame nozzle is arranged on the first deflagration ignition ring pipe, and one side of the first deflagration ignition ring pipe is connected with a first deflagration gas pipe.
Optionally, the first air supply pipe is in communication with the burner connection pipe.
Optionally, the ignition system comprises a second incandescent lamp, the second incandescent lamp being provided with at least two in each stage of the combustion system, the second incandescent lamp comprising:
the ignition device comprises an outer tube ignition gas tube, an inner tube ignition gas tube, an outer tube high-energy ignition rod, an inner tube high-energy ignition rod, an outer gas nozzle and an inner gas nozzle, wherein the inner tube ignition gas tube is nested inside the outer tube ignition gas tube;
one end of the second gas source pipe is connected with a gas source, and the other end of the second gas source pipe is provided with a Venturi pipe which is communicated with the outer pipe ignition gas pipe;
the burning head of the incandescent lamp is arranged at the upper end of the outer tube ignition gas tube, a burning cavity is arranged in the burning head, the lower end of the burning cavity is respectively connected with the outer tube ignition gas tube and the inner tube ignition gas tube, a flame outlet is formed in the upper end of the burning cavity, a middle air inlet hole is formed in the middle of the burning head of the incandescent lamp, and a liquid discharge hole is formed in the lower end of the burning head of the incandescent lamp;
the second deflagration ignition ring pipe is arranged at the upper end of the burning head of the pilot burner, a second deflagration flame nozzle is arranged on the second deflagration ignition ring pipe, and a second deflagration gas pipe is connected to one side of the second deflagration ignition ring pipe;
the second thermocouple is arranged on one side of the middle air inlet;
and the second ignition electrode is arranged in the combustion chamber.
Optionally, the second gas source pipe comprises a first-stage second gas source pipe and a second-stage second gas source pipe, combustible gas is continuously introduced into the first-stage second gas source pipe, and the second-stage second gas source pipe is communicated with the gas inlet pipe.
Optionally, the ignition system includes a push rod moving ignition device, the push rod moving ignition device is provided with at least one in the combustion system of the second stage and above, the push rod moving ignition device includes:
the bracket is arranged on one side of the middle part of the grading pipe;
the electrode mounting rod is rotatably connected with the bracket;
the third ignition electrode is arranged at the upper end of the electrode mounting rod and can ignite the burner;
the third thermocouple is arranged at the upper end of the combustor;
the push rod is hinged with the lower end of the electrode mounting rod;
and the propelling mechanism is arranged at one end of the push rod and can push the push rod to move.
Optionally, a second pressure transmitter and a second control valve are sequentially arranged at the front end of the first-stage second air source pipe from front to back.
The invention provides a multipoint type ground torch, which has the beneficial effects that:
1. the ground torch is provided with a multi-stage combustion system, the opening number of the burners can be adjusted according to the air inlet condition, the combustion noise is reduced, the flame is completely combusted, the combustion pollution is reduced, safety accidents, environmental pollution and the like caused by incomplete combustion are prevented, the discharge amount of harmful combustion products such as carbon dioxide and oxynitride discharge is reduced, and the environment-friendly effect is achieved;
2. the ground torch can adopt various different ignition systems and ignition modes, and can reliably ignite harmful combustible gas;
3. the ignition system of the ground torch only ignites the pilot burner in the first-stage combustion system for a long time, so that the fuel consumption of the pilot burner such as natural gas is greatly saved, and in addition to the pilot burner in the first-stage combustion system, other pilot burners can adopt waste gas discharged by a chemical device as a gas source, so that the fuel consumption of the pilot burner is further saved, and the operating cost is greatly reduced;
4. the burner and the ignition system provided by the invention are suitable for multi-point type combustion ignition control systems such as open torches, closed ground torches, high altitude torch systems and various heating furnaces.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.
Fig. 1 shows a schematic front view of a burner of a multipoint ground flare according to an embodiment of the invention.
FIG. 2 illustrates a top view schematic diagram of a multi-point ground flare burner in accordance with an embodiment of the present invention.
Fig. 3 shows a schematic structural diagram of a first pilot light of a multi-point ground torch according to an embodiment of the invention.
Fig. 4 shows a schematic structural diagram of a second pilot light of a multi-point ground torch according to an embodiment of the present invention.
Fig. 5 shows an overall structural view of a multi-point ground torch using a first chandelier for ignition according to an embodiment of the present invention.
Fig. 6 shows an overall structural view of a multi-point ground torch ignited with a second chandelier according to an embodiment of the present invention.
FIG. 7 shows an overall schematic of a multi-point ground torch ignition using a push rod moving ignition device according to an embodiment of the present invention.
FIG. 8 illustrates another top view schematic diagram of a multi-point ground flare burner in accordance with an embodiment of the present invention.
Description of reference numerals:
1. the gas burner comprises a burner, a gas source pipeline, a waste gas source pipeline, a gas inlet pipe, a gas nozzle, a grading pipe, a burner connecting pipe, a gas nozzle, a flame nozzle shell, a flame nozzle inner plate, a flame nozzle hole, a flame nozzle connecting seat, a flame nozzle outer shell, a flame nozzle inner plate, a flame nozzle hole, a flame nozzle connecting seat, a flame nozzle inner tube, a flame nozzle inner tube, a flame nozzle, a flame nozzle inner tube, a flame nozzle inner tube, a flame nozzle inner tube, a flame source nozzle tip, a flame tube.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The first embodiment is as follows:
the disclosed embodiment provides a multipoint type ground torch, including:
each stage of combustion system comprises a plurality of combustors 1, the multistage combustion system is connected with a waste gas source pipeline 2, and the waste gas source pipeline 2 can convey combustible gas to the combustors 1 to be sprayed out;
each stage of combustion system is provided with an ignition system corresponding to the combustion system, and the ignition system can ignite combustible gas sprayed by the combustor 1;
and the control unit controls each stage of ignition system to ignite the corresponding combustion system.
Specifically, exhaust emission pipeline 2 is linked together with the flammable exhaust emission mouth of chemical plant device, and flammable waste gas burns in getting into combustion system through exhaust gas source pipeline 2, and the control unit can be according to opening and closing of the discharge control combustion system at different levels of flammable waste gas, and the control unit is P L C switch board 44.
In this embodiment, the exhaust gas source line comprises:
one end of the air inlet pipe 3 is connected to a waste gas source, the other end of the air inlet pipe is communicated with a plurality of grading pipes 4, each grading pipe 4 corresponds to a primary combustion system, and each grading pipe 4 is connected with a plurality of combustor connecting pipes 5;
a first control valve 6 provided at the front end of each of the classifying tubes 4;
and a first pressure transmitter 59 provided on one side of the first control valve 6.
Optionally, the air inlet pipe 3 is provided with a liquid separation tank 45 and a water seal tank 46.
In this embodiment, 2 manifold pressure transmitters 60 are disposed at the inlet of the exhaust gas source pipeline 2 for detecting the pressure in the pipe, and the manifold pressure transmitter 60 is electrically connected to the control unit.
Specifically, the first control valve 6 and the first pressure transmitter 59 are electrically connected with the control unit, the control unit uploads a P L C control cabinet 44 according to the pressure value in the exhaust gas source pipeline 2 measured by the main pipe pressure transmitter 60 to control the opening and closing of the first control valve 6, and the first pressure transmitter 59 uploads a detection signal to the P L C control cabinet to confirm the pressure state of the grading pipe 4, so as to control the working stage of the combustion system, control the complete combustion of combustible exhaust gas and reduce the environmental pollution.
In the present embodiment, as shown in fig. 1, 2 and 8, the combustor 1 includes:
a nozzle connecting base 7, the lower end of which is connected with the burner connecting pipe 5, and the upper end of which is provided with a plurality of branch pipes 8;
a gas nozzle 9 provided above the plurality of branch pipes 8;
the flame nozzle 10 is arranged at the upper end of the gas nozzle 9 and comprises a flame nozzle shell 11, a flame nozzle inner plate 12 is arranged in the flame nozzle shell 11, and a plurality of pipe holes 13 are formed in the flame nozzle shell 11.
Specifically, combustible waste gas in the classifying pipe 4 enters the branch pipe 8 through the burner connecting pipe 5 and then is sprayed out through the gas nozzle 9 to enter the flame nozzle shell 11, the combustible waste gas can be sprayed out through the flame nozzle 10, and the combustible waste gas sprayed out through the flame nozzle 10 is ignited through the ignition system.
In the present embodiment, the gas nozzle 9 is provided in the branch pipe 8, and the flame nozzle casing 11 is provided with a straight tubular upper end and a conical lower end.
In the present embodiment, the ignition system includes the first pilot lamp 14, the first pilot lamp 14 is provided with at least one in each stage of the combustion system, as shown in fig. 3, the first pilot lamp 14 includes:
one end of the first air source pipe 15 is connected with an air source, the other end of the first air source pipe is provided with a pilot burner gas nozzle 16, the upper end of the pilot burner gas nozzle 16 is provided with a pilot burner flame nozzle 17, and the pilot burner flame nozzle 17 is arranged on one side of the upper end of the combustor 1;
a first ignition electrode 18 provided inside the pilot burner 16;
a first thermocouple 19 disposed above the pilot burner 16;
the first deflagration ignition ring pipe 20 is arranged at the upper end of the flame nozzle 17 of the pilot burner, the first deflagration ignition ring pipe 20 is provided with a first deflagration flame nozzle 21, and one side of the first deflagration ignition ring pipe 20 is connected with a first deflagration gas pipe 22.
In the present embodiment, the first incandescent lamp 14 of the second stage and above uses the industrial waste flammable gas as the gas source; the second pilot lamp 23 of the first stage uses natural gas or other combustible stable gas source as the gas source.
Alternatively, the first pilot burner 14 disposed in the first stage combustion system uses a stable combustible gas source, and the first pilot burner 14 disposed in the second and above-second stage combustion systems uses the waste gas discharged from the waste gas source pipeline 2 as a gas source.
Optionally, a detonation tube flame orifice 61 is provided around the first detonation lighting collar 20.
Specifically, the power supply of the first ignition electrode 18 can be automatically controlled and started and/or the power supply of the first deflagration ignition loop 20 can be manually started, the air source of the first pilot lamp 14 enters the pilot lamp gas nozzle 16 through the first air source pipe 15 and is sprayed out to enter the pilot lamp flame nozzle 17, the air source entering the pilot lamp gas nozzle 16 can be ignited by the first ignition electrode 18 and the first deflagration ignition loop 20, and then combustible waste gas in the combustor is ignited by the first pilot lamp 14, the temperature signal at the pilot lamp flame nozzle 17 can be measured by the first thermocouple 19 and is transmitted to the P L C control cabinet 44, and the ignition of the first ignition electrode 18 and the first deflagration ignition loop 20 is stopped after the control of the P L C control cabinet 44 is successful.
In the present embodiment, the first air supply pipe 15 communicates with the burner connection pipe 5.
Specifically, the first pilot burner 14 uses the combustible waste gas of the chemical plant as fuel, so that the ignition function of the second-stage and above-second-stage combustion systems can be realized, and the fuel is saved.
In the present embodiment, the ignition system includes the second pilot lamp 23, and the second pilot lamp 23 is provided with at least one in the first stage combustion system, as shown in fig. 4, the second pilot lamp 23 includes:
an outer tube ignition gas tube 24, an inner tube ignition gas tube 25 is nested inside the outer tube ignition gas tube 24, an outer tube high-energy ignition rod 26 is arranged on the outer tube ignition gas tube 24, an inner tube high-energy ignition rod 27 is arranged on the inner tube ignition gas tube 25, an outer gas nozzle 28 is arranged at the upper end of the outer tube ignition gas tube 24, and an inner gas nozzle 29 is arranged at the upper end of the inner tube ignition gas tube 25;
one end of the second gas source pipe 30 is connected with a gas source, the other end is provided with a venturi tube 31, and the venturi tube 31 is communicated with the outer pipe ignition gas pipe 24;
the burning head 32 of the pilot burner is arranged at the upper end of the outer tube ignition gas tube 24, a burning cavity is arranged in the burning head, the lower end of the burning cavity is respectively connected with the outer tube ignition gas tube 24 and the inner tube ignition gas tube 25, a flame outlet is arranged at the upper end of the burning cavity, a middle air inlet hole 33 is arranged in the middle of the burning head of the pilot burner, and a liquid discharge hole 34 is arranged at the lower end of the burning head of the pilot burner;
a second deflagration ignition ring pipe 35 which is arranged at the upper end of the burning head 32 of the pilot burner, wherein a second deflagration flame nozzle is arranged on the second deflagration ignition ring pipe 35, and one side of the second deflagration ignition ring pipe 35 is connected with a second deflagration gas pipe 36;
a second thermocouple 37 disposed at one side of the middle intake hole;
and a second ignition electrode 38 disposed within the combustion chamber.
In this embodiment, the second pilot lamp 23 of the first stage uses natural gas or other combustible stable gas source as the gas source.
In this embodiment, the waste flammable gas in the first stage combustion system is ignited by the second pilot burner 23.
Specifically, the lower ends of the outer tube ignition gas tube 24 and the inner tube ignition gas tube 25 are communicated, the combustible gas enters the outer tube ignition gas tube 24 and the inner tube ignition gas tube 25 through the venturi tube 31, then is sprayed out from the inner gas nozzle 29 and the outer gas nozzle 28 to enter a combustion chamber, the combustion chamber is U-shaped, and the high-energy igniter 58 is used for emitting sparks through the inner tube high-energy ignition rod 27 and the outer tube high-energy ignition rod 26 to ignite and spray out the gas in the inner tube ignition gas tube 25 and the outer tube ignition gas tube 24; the second ignition electrode 38 can be controlled to emit sparks by using a high-voltage igniter 39, and combustible gas sprayed into the combustion chamber is ignited; the second thermocouple 37 transmits a temperature signal to the control unit which stops the ignition of the inner tube high energy ignition rod 27, the outer tube high energy ignition rod 26, the second ignition electrode 38 and the second detonation ignition collar 35.
In this embodiment, the second gas source pipe 30 includes a first-stage second gas source pipe 40 and a second-stage second gas source pipe 41, the combustible gas is continuously introduced into the first-stage second gas source pipe 40, and the second-stage second gas source pipe 41 is communicated with the gas inlet pipe 3.
In the present embodiment, the second-stage second gas source pipe 41 serves as a gas source pipe of the combustion system of the second stage and above.
Specifically, the second pilot burner 23 can be used as an ignition device of a first-stage combustion system or as an ignition device of a second-stage and above-second-stage combustion systems, the first-stage second gas source pipe is used for supplying gas to the first-stage ignition system, the combustible gas introduced into the first-stage second gas source pipe 40 can be a stable combustible gas source such as natural gas or liquefied gas, and the first-stage second gas source pipe 40 only supplies gas to the first-stage second pilot burner 23 in the first-stage ignition system, so that the first-stage second pilot burner 23 can be always kept in a stable combustion state of ignition, and the first-stage combustion system can be ignited at any time; and second level second gas source pipe 41 is linked together through with intake pipe 3, can regard the combustible waste gas that the chemical industry device discharged as the second level second pilot burner 23 in the second level ignition system and the air supply of the second pilot burner 23 that the grade number is greater than the second level, and the combustible waste gas that uses the chemical industry device to discharge can effectively save the consumption of fuel such as natural gas or liquefied gas as the air supply of second level and above the second level each grade second pilot burner, saves the cost.
In this embodiment, the front end of the first-stage second gas source pipe 40 is provided with a second pressure transmitter 42 and a second control valve 43 in this order from front to back.
Specifically, the second pressure transmitter 42 and the second control valve 43 are electrically connected to the control unit, and the control unit uploads the data measured by the second pressure transmitter 42 to the P L C control cabinet 44 to control the opening and closing of the second control valve 43, so as to continuously and stably supply air to or stop supplying air from the second pilot burner 23.
In summary, referring to fig. 5, when the multi-point ground torch provided by this embodiment is used, the first-stage second pilot lamp 23 in the first-stage combustion system is first ignited, the first-stage second pilot lamp 23 is kept burning stably for a long time, and the fuel is natural gas or other stable combustible gas source, the control unit is a P L C control cabinet 44, natural gas enters the venturi tube 31 of the second pilot lamp 23 through the first-stage second gas source tube 40, the natural gas passes through a manual valve, a pressure gauge, a second pressure transmitter 42, a self-operated regulating valve, a second control valve 43, a pressure gauge and a manual valve in sequence before entering the second pilot lamp 23, the P L C control cabinet 44 starts the inner and outer high-energy igniters 58, the inner high-energy igniter 27 and the outer high-energy igniter 26 spark to ignite the gas in the inner-tube ignition gas tube 25 and the outer-tube ignition gas tube 24 and is ejected from the inner gas nozzle 29 and the outer gas nozzle 28, the high-pressure igniter is started to cause the second ignition electrode 38 to eject sparks, the natural gas sprayed into the combustion chamber, and the outer high-energy igniter 27, the outer high-ignition rod 26 and the outer high-energy igniter are all ignited by the second flame burner 32, and the second-ignition thermocouple to control the flame of the second pilot burner 35 to deflagration burner 32, and the flame of the second pilot lamp 35, and the second pilot burner 35 to be deflagration flame of the second pilot lamp 35, and the second pilot lamp 35.
The method comprises the steps that under the conditions of production and accidents, combustible waste gas with different discharge amounts is generated by a petrochemical device, the combustible waste gas enters an air inlet pipe 3 of a multi-point ground torch in a pipeline connection and conveying mode, after the combustible waste gas enters the air inlet pipe 3, a liquid separating tank 45 and a water sealing tank 46 are further sequentially arranged at the front end of the air inlet pipe 3, an outlet of the water sealing tank 46 is connected with a waste gas source pipeline 2, 2 main pressure transmitters 60 are arranged on the waste gas source pipeline 2, the waste gas source pipeline 2 is respectively connected with grading pipes 4 of all levels, corresponding first control valves 6 are respectively arranged on the grading pipes 4 of all levels and used for controlling the opening and closing of the grading pipes 4, the combustible waste gas enters a combustor 1 through a combustor connecting pipe 5 and is sprayed out after passing through the grading pipes 4, when the pressure value of the main pressure transmitter 60 is detected to rise, the pressure reaches an opening pressure, a P L C control cabinet 44 controls the opening of the first control valve 6 of the grading pipes 4, the first control cabinet 6 of the grading pipes 4 to open, the first pressure transmitter 59 can transmit a detection signal to the P L C control cabinet 44, the flame control system starts to start the flame control system, the flame control system starts the flame control system, the flame control system starts to start of the flame control system, the flame control system, the flame control system starts a flame control system, the flame control system starts a flame control system, the flame control system 14 starts a flame control system 14, the flame control system 14 starts to start flame control system 14, the flame control system 14, the flame control system 14 starts a flame control system 14, the flame control system 14 and a flame control system 14, the flame control system 14, the.
Example two:
the disclosed embodiment provides a multipoint type ground torch, including:
each stage of combustion system comprises a plurality of combustors 1, the multistage combustion system is connected with a waste gas source pipeline 2, and the waste gas source pipeline 2 can convey combustible gas to the combustors 1 to be sprayed out;
each stage of combustion system is provided with an ignition system corresponding to the combustion system, and the ignition system can ignite combustible gas sprayed by the combustor 1;
and the control unit controls each stage of ignition system to ignite the corresponding combustion system.
Specifically, the gas source pipeline 2 is communicated with a combustible waste gas discharge port of the chemical device, combustible waste gas enters the combustion system through the gas source pipeline 2 to be combusted, and the control unit can control the opening and closing of each stage of combustion system according to the discharge amount of the combustible waste gas.
In this embodiment, the exhaust gas source line comprises:
one end of the air inlet pipe 3 is connected to a waste gas source, the other end of the air inlet pipe is communicated with a plurality of grading pipes 4, each grading pipe 4 corresponds to a primary combustion system, and each grading pipe 4 is connected with a plurality of combustor connecting pipes 5;
a first control valve 6 provided at the front end of each of the classifying tubes 4;
and a first pressure transmitter 59 provided at one side of the first control valve.
Optionally, the air inlet pipe 3 is provided with a liquid separation tank 45 and a water seal tank 46.
In this embodiment, 2 manifold pressure transmitters 60 are disposed at the inlet of the exhaust gas source pipeline 2 for detecting the pressure in the pipe, and the manifold pressure transmitter 60 is electrically connected to the control unit.
Specifically, first control valve 6 and first pressure transmitter 59 all with the control unit electric connection, when the control unit detects waste gas source pipeline 2 pressure value according to house steward pressure transmitter 60 and risees or reduce, with signal upload to P L C switch board 44, the opening and closing of first control valve 6 of P L C switch board 44 control, and then control combustion system's work progression, both can make the complete burning of combustible waste gas, reduce environmental pollution.
In the present embodiment, as shown in fig. 1, 2 and 8, the combustor 1 includes:
a nozzle connecting base 7, the lower end of which is connected with the burner connecting pipe 5, and the upper end of which is provided with a plurality of branch pipes 8;
a gas nozzle 9 provided above the plurality of branch pipes 8;
the flame nozzle 10 is arranged at the upper end of the gas nozzle 9 and comprises a flame nozzle shell 11, a flame nozzle inner plate 12 is arranged in the flame nozzle shell 11, and a plurality of pipe holes 13 are formed in the flame nozzle shell 11.
Specifically, combustible waste gas in the classifying pipe 4 enters the branch pipe 8 through the burner connecting pipe 5 and then is sprayed out through the gas nozzle 9 to enter the flame nozzle shell 11, the combustible waste gas can be combusted in the flame nozzle 10, and the combustible waste gas sprayed out from the flame nozzle 10 can be ignited through the ignition system.
In the present embodiment, the gas nozzle 9 is provided in the branch pipe 8, and the flame nozzle casing 11 is provided with a straight tubular upper end and a conical lower end.
In the present embodiment, the ignition system includes the second pilot lamp 23, and the second pilot lamp 23 is provided with at least one in each stage of the combustion system, as shown in fig. 4, the second pilot lamp 23 includes:
an outer tube ignition gas tube 24, an inner tube ignition gas tube 25 is nested inside the outer tube ignition gas tube 24, an outer tube high-energy ignition rod 26 is arranged on the outer tube ignition gas tube 24, an inner tube high-energy ignition rod 27 is arranged on the inner tube ignition gas tube 25, an outer gas nozzle 28 is arranged at the upper end of the outer tube ignition gas tube 24, and an inner gas nozzle 29 is arranged at the upper end of the inner tube ignition gas tube 25;
one end of the second gas source pipe 30 is connected with a gas source, the other end is provided with a venturi tube 31, and the venturi tube 31 is communicated with the outer pipe ignition gas pipe 24;
the burning head 32 of the pilot burner is arranged at the upper end of the outer tube ignition gas tube 24, a burning cavity is arranged in the burning head, the lower end of the burning cavity is respectively connected with the outer tube ignition gas tube 24 and the inner tube ignition gas tube 25, a flame outlet is arranged at the upper end of the burning cavity, a middle air inlet hole 33 is arranged in the middle of the burning head of the pilot burner, and a liquid discharge hole 34 is arranged at the lower end of the burning head of the pilot burner;
a second deflagration ignition ring pipe 35 which is arranged at the upper end of the burning head 32 of the pilot burner, wherein a second deflagration flame nozzle is arranged on the second deflagration ignition ring pipe 35, and one side of the second deflagration ignition ring pipe 35 is connected with a second deflagration gas pipe 36;
a second thermocouple 37 disposed at one side of the middle intake hole;
and a second ignition electrode 38 disposed within the combustion chamber.
In this embodiment, the second pilot lamp 23 of the first stage uses natural gas or other combustible stable gas source as the gas source.
Specifically, the lower ends of the outer tube ignition gas tube 24 and the inner tube ignition gas tube 25 are communicated, the combustible gas enters the outer tube ignition gas tube 24 and the inner tube ignition gas tube 25 through the venturi tube 31, and then is sprayed out of the inner gas nozzle 29 and the outer gas nozzle 28 to enter a combustion chamber, the combustion chamber can be conical, and the high-energy igniter 58 is used for emitting sparks through the inner tube high-energy ignition rod 27 and the outer tube high-energy ignition rod 26 to ignite and spray out the gas in the inner tube ignition gas tube 25 and the outer tube ignition gas tube 24; the second ignition electrode 38 can be controlled to emit sparks by using a high-voltage igniter 39, and combustible gas sprayed into the combustion chamber is ignited; the second thermocouple 37 transmits a temperature signal to the control unit which stops the ignition of the inner tube high energy ignition rod 27, the outer tube high energy ignition rod 26, the second ignition electrode 38 and the second detonation ignition collar 35.
In this embodiment, the second gas source pipe 30 includes a first-stage second gas source pipe 40 and a second-stage second gas source pipe 41, the combustible gas is continuously introduced into the first-stage second gas source pipe 40, and the second-stage second gas source pipe 41 is communicated with the gas inlet pipe 3.
In the present embodiment, the second-stage second gas source pipe 41 serves as a gas source pipe of the combustion system of the second stage and above.
Specifically, the second pilot burner 23 can be used as an ignition device of a first-stage combustion system or as an ignition device of a second-stage and above-second-stage combustion systems, the combustible gas introduced into the first-stage second gas source pipe 40 can be a stable combustible gas source such as natural gas or liquefied gas, and the first-stage second gas source pipe 40 only supplies gas to the first-stage second pilot burner 23 in the first-stage combustion system, so that the first-stage second pilot burner 23 can be always kept in an ignition state, and the first-stage combustion system can be ignited at any time; and second level second gas source pipe 41 is through being linked together with intake pipe 3, can regard the combustible waste gas that the chemical industry device discharged as the second pilot burner 23 of the second level in the second level combustion system and the air supply that the second pilot burner 23 of the grade number is greater than the second, uses the combustible waste gas that the chemical industry device discharged as the air supply of the second pilot burner of the grade number more than second level, can effectively save the consumption of fuel such as natural gas or liquefied gas, saves the cost.
In this embodiment, the front end of the first-stage second gas source pipe 40 is provided with a second pressure transmitter 42 and a second control valve 43 in this order from front to back.
Specifically, the second pressure transmitter 42 and the second control valve 43 are electrically connected to the control unit, the control unit starts the power supplies of the high-voltage igniter 39 and the high-energy igniter 58 by automatically or manually controlling the opening and the second control valve 43 according to the stability of the air supply in the first-stage second air source pipe 40 measured by the second pressure transmitter 42, the second ignition electrode 38, the outer high-energy ignition rod 26 and the inner pipe high-energy ignition rod 27 simultaneously emit sparks to ignite the pilot burner, the second thermocouple 37 detects the temperature and transmits the temperature to the P L C control cabinet 44, the control unit stops the ignition and turns off the power supplies of the high-energy igniter 58 and the high-voltage igniter 39, the first-stage pilot burner is kept normal, and when the second thermocouple 37 detects the temperature reduction of the pilot burner 23, the ignition process is automatically started to ignite the second pilot burner 23, and the stable combustion is kept.
In summary, referring to fig. 6, when the multi-point ground torch provided in this embodiment is used, the first-stage second pilot lamp 23 in the first-stage combustion system is ignited first, the first-stage second pilot lamp 23 is kept burning stably for a long time, the air source of the corresponding second pilot lamp 23 in the second-stage and above-second-stage combustion systems is connected to the pilot lamp air storage tank 49, a pressure transmitter is installed on the pilot lamp air storage tank 49, the ignition program is automatically started when the pressure rises, and the ignition process is the same as that of the first-stage.
The petrochemical device can generate combustible waste gas with different discharge amounts under the production and accident conditions, the combustible waste gas enters an air inlet pipe 3 of a ground torch in a pipeline connection and conveying mode, after the combustible waste gas enters the air inlet pipe 3, a liquid separating tank 45 and a water sealing tank 46 are further sequentially arranged at the front end of the air inlet pipe 3, an outlet of the water sealing tank 46 is respectively connected with grading pipes 4 of all levels, in the embodiment, the combustible waste gas is supplied from a second-level combustion system to a last-level combustion system, an ignition system is a second pilot lamp 23, a second-level second air source pipe 41 is connected with an outlet of the liquid separating tank 45, the second pilot lamp 23 from the second-level to the last-level is a combustible waste gas supply pipe, a pilot lamp water sealing tank 48, a pilot lamp gas storage tank 49, a hand valve, a pressure gauge, a pressure transmitter, a regulating valve, a self-operated regulating valve, a pressure gauge, a flow meter, an electromagnetic valve and a hand valve are sequentially arranged between the liquid separating tank 41 and the second-level second air source pipe 41 and the second-level second air source pipe 23, when the ignition system is started, the pressure of the first-level pilot lamp 23 and the last-level combustion system is started, the first-level pilot lamp 23 and the second-level pilot lamp 35, the second-stage combustion system sequentially starts a pilot lamp 35, the pilot lamp 35 and the pilot lamp 35, the pilot lamp 35 and the pilot lamp 35 are used as a pilot lamp 35, the pilot lamp 35, the pilot lamp enters the pilot lamp 35 of the pilot lamp, the pilot lamp of the pilot lamp, the pilot lamp of the pilot lamp 35 of the pilot lamp, the pilot lamp 35 of the pilot lamp, the pilot lamp enters the pilot lamp, the pilot lamp.
Example three:
the disclosed embodiment provides a multipoint type ground torch, including:
each stage of combustion system comprises a plurality of combustors 1, the multistage combustion system is connected with a waste gas source pipeline 2, and the waste gas source pipeline 2 can convey combustible gas to the combustors 1 to be sprayed out;
each stage of combustion system is provided with an ignition system corresponding to the combustion system, and the ignition system can ignite combustible gas sprayed by the combustor 1;
and the control unit controls each stage of ignition system to ignite the corresponding combustion system.
Specifically, the gas source pipeline 2 is communicated with a combustible waste gas discharge port of the chemical device, combustible waste gas enters the combustion system through the gas source pipeline 2 to be combusted, and the control unit can control the opening and closing of each stage of combustion system according to the discharge amount of the combustible waste gas.
In this embodiment, the exhaust gas source line comprises:
one end of the air inlet pipe 3 is connected to a waste gas source, the other end of the air inlet pipe is communicated with a plurality of grading pipes 4, each grading pipe 4 corresponds to a primary combustion system, and each grading pipe 4 is connected with a plurality of combustor connecting pipes 5;
a first control valve 6 provided at the front end of each of the classifying tubes 4;
and a first pressure transmitter 59 provided at one side of the first control valve.
Optionally, the air inlet pipe 3 is provided with a liquid separation tank 45 and a water seal tank 46.
In this embodiment, 2 manifold pressure transmitters 60 are disposed at the inlet of the exhaust gas source pipeline 2 for detecting the pressure in the pipe, and the manifold pressure transmitter 60 is electrically connected to the control unit.
Specifically, the first control valve 6 and the first pressure transmitter 59 are electrically connected with the control unit, the control unit transmits a signal to the P L C control cabinet 44 according to the pressure value in the exhaust gas source pipeline 2 measured by the header pipe pressure transmitter 60, the P L C control cabinet 44 controls the opening and closing of the first control valve 6, the first pressure transmitter 59 transmits a detection signal to the P L C control cabinet to confirm the pressure state of the classifying pipe 4, and further, the working number of the combustion system is controlled, the combustible exhaust gas can be controlled to be completely combusted, fuel is saved, and environmental pollution is reduced.
In the present embodiment, as shown in fig. 1, 2 and 8, the combustor 1 includes:
a nozzle connecting base 7, the lower end of which is connected with the burner connecting pipe 5, and the upper end of which is provided with a plurality of branch pipes 8;
a gas nozzle 9 provided above the plurality of branch pipes 8;
the flame nozzle 10 is arranged at the upper end of the gas nozzle 9 and comprises a flame nozzle shell 11, a flame nozzle inner plate 12 is arranged in the flame nozzle shell 11, and a plurality of pipe holes 13 are formed in the flame nozzle shell 11.
Specifically, combustible waste gas in the classifying pipe 4 enters the branch pipe 8 through the burner connecting pipe 5 and then is sprayed out through the gas nozzle 9 to enter the flame nozzle shell 11, the combustible waste gas can be combusted in the flame nozzle 10, and the combustible waste gas in the flame nozzle 10 can be ignited through the ignition system.
In the present embodiment, the gas nozzle 9 is provided in the branch pipe 8, and the flame nozzle casing 11 is provided with a straight tubular upper end and a conical lower end.
In the present embodiment, the ignition system includes the second pilot lamp 23, and the second pilot lamp 23 is provided with at least one in each stage of the combustion system, as shown in fig. 4, the second pilot lamp 23 includes:
an outer tube ignition gas tube 24, an inner tube ignition gas tube 25 is nested inside the outer tube ignition gas tube 24, an outer tube high-energy ignition rod 26 is arranged on the outer tube ignition gas tube 24, an inner tube high-energy ignition rod 27 is arranged on the inner tube ignition gas tube 25, an outer gas nozzle 28 is arranged at the upper end of the outer tube ignition gas tube 24, and an inner gas nozzle 29 is arranged at the upper end of the inner tube ignition gas tube 25;
one end of the second gas source pipe 30 is connected with a gas source, the other end is provided with a venturi tube 31, and the venturi tube 31 is communicated with the outer pipe ignition gas pipe 24;
the burning head 32 of the pilot burner is arranged at the upper end of the outer tube ignition gas tube 24, a burning cavity is arranged in the burning head, the lower end of the burning cavity is respectively connected with the outer tube ignition gas tube 24 and the inner tube ignition gas tube 25, a flame outlet is arranged at the upper end of the burning cavity, a middle air inlet hole 33 is arranged in the middle of the burning head of the pilot burner, and a liquid discharge hole 34 is arranged at the lower end of the burning head of the pilot burner;
a second deflagration ignition ring pipe 35 which is arranged at the upper end of the burning head 32 of the pilot burner, wherein a second deflagration flame nozzle is arranged on the second deflagration ignition ring pipe 35, and one side of the second deflagration ignition ring pipe 35 is connected with a second deflagration gas pipe 36;
a second thermocouple 37 disposed at one side of the middle intake hole;
and a second ignition electrode 38 disposed within the combustion chamber.
In this embodiment, the second pilot lamp 23 of the first stage uses natural gas or other combustible stable gas source as the gas source.
Specifically, the lower ends of the outer tube ignition gas tube 24 and the inner tube ignition gas tube 25 are communicated, the combustible gas enters the outer tube ignition gas tube 24 and the inner tube ignition gas tube 25 through the venturi tube 31, and then is sprayed out of the inner gas nozzle 29 and the outer gas nozzle 28 to enter a combustion chamber, the combustion chamber can be conical, and the high-energy igniter 58 is used for emitting sparks through the inner tube high-energy ignition rod 27 and the outer tube high-energy ignition rod 26 to ignite and spray out the gas in the inner tube ignition gas tube 25 and the outer tube ignition gas tube 24; the second ignition electrode 38 can be controlled to emit sparks by using a high-voltage igniter 39, and combustible gas sprayed into the combustion chamber is ignited; the second thermocouple 37 transmits a temperature signal to the control unit which stops the ignition of the inner tube high energy ignition rod 27, the outer tube high energy ignition rod 26, the second ignition electrode 38 and the second detonation ignition collar 35.
In this embodiment, the second gas source pipe 30 includes a first-stage second gas source pipe 40 and a second-stage second gas source pipe 41, the combustible gas is continuously introduced into the first-stage second gas source pipe 40, and the second-stage second gas source pipe 41 is communicated with the gas inlet pipe 3.
In the present embodiment, the second-stage second gas source pipe 41 serves as a gas source pipe of the combustion system of the second stage and above.
Specifically, the second pilot burner 23 can be used as an ignition device of the first-stage combustion system or as an ignition device of each stage of combustion systems of the second stage and above, and the combustible gas introduced into the first-stage second gas source tube 40 can be a stable combustible gas source such as natural gas or liquefied gas and the like and is used as an ignition gas source of the pilot burner of the first-stage ignition system; the first-stage second air source pipe 40 only supplies air to the first-stage second pilot burner 23 of the first-stage ignition system, so that the first-stage second pilot burner 23 can be always kept in an ignition state, and the first-stage combustion system can be ignited at any time.
In this embodiment, the ignition system includes a push rod moving ignition device 50, the push rod moving ignition device 50 is provided with at least one in the second stage and the combustion system above the second stage, and the push rod moving ignition device 50 includes:
a bracket 51 arranged on one side of the middle part of the grading tube 4;
an electrode mounting rod 52 rotatably connected to the bracket 51;
a third ignition electrode 53 provided at the upper end of the electrode mounting rod 52 and capable of igniting the burner 1;
a third thermocouple 54 provided at the upper end of the burner 1;
a push rod 55 hinged to the lower end of the electrode mounting rod 52;
and a pushing mechanism 56 provided at one end of the push rod 55 and capable of pushing and moving the push rod 55.
Specifically, a sliding frame 57 is arranged on the upper side of the bracket 51, the electrode mounting rod 52 is in sliding fit with the sliding frame 57, the sliding frame 57 provides a guiding function for the electrode mounting rod 52, the pushing mechanism 56 can be a pneumatic push rod or an electric telescopic rod, the pushing mechanism 56 pushes the push rod 55 to move, the lower end of the electrode mounting rod 52 is driven to move, so that the electrode mounting rod 52 rotates around a hinged point of the electrode mounting rod and the bracket 51, the third ignition electrode 53 mounted on the upper end of the electrode mounting rod 52 can be close to and far away from the upper end of the combustor 1, when the third ignition electrode 53 needs to be used for ignition, the push rod 55 is pushed in a direction far away from the combustor 1 so that the third ignition electrode 53 is close to the upper end of the combustor 1, exhaust gas sprayed from the combustor 1 can be ignited, a thermocouple detects that a temperature signal is uploaded to the P L C control cabinet 44, and after ignition is completed, the push rod 55 is pushed in a direction close to the combustor 1 so.
In this embodiment, the front end of the first-stage second gas source pipe 40 is provided with a second pressure transmitter 42 and a second control valve 43 in this order from front to back.
Specifically, the second pressure transmitter 42 and the second control valve 43 are electrically connected to the control unit, the control unit uploads a signal of stable gas source in the first-stage second gas source pipe 40 measured by the second pressure transmitter 42 to the PC L control cabinet 44, the PC L control cabinet 44 sends a command to control the opening of the second control valve 43, the power of the high-voltage igniter 39 and the high-energy igniter 58 is started, the second ignition electrode 38, the outer high-energy ignition rod 26 and the inner pipe high-energy ignition rod 27 simultaneously send out sparks to ignite the pilot burner, the second thermocouple 37 detects the temperature and uploads the detected temperature to the P L C control cabinet 44, the ignition is stopped to control the power of the high-energy igniter 58 and the high-voltage igniter 39 to be turned off, the first-stage pilot burner is kept normal, and when the second thermocouple 37 detects the temperature reduction of the pilot burner 23, the ignition process is automatically started to ignite the second pilot burner 23, and the stable combustion is kept.
In summary, referring to fig. 7, when the multi-point ground torch provided by this embodiment is used, the second pilot lamp 23 of the first stage in the first-stage combustion system is ignited first, and the second pilot lamp 23 of the first stage is kept burning stably for a long time, and the gas supply and ignition principle is the same as that in the first embodiment.
The method comprises the steps of generating combustible waste gas with different discharge amounts under the production and accident conditions of a petrochemical device, enabling the combustible waste gas to enter an air inlet pipe 3 of a ground torch in a pipeline connection and conveying mode, sequentially arranging a liquid separation tank 45 and a water seal tank 46 at the front end of the air inlet pipe 3 after the combustible waste gas enters the air inlet pipe 3, enabling outlets of the water seal tank 46 to be respectively connected with grading pipes 4 of all stages, electrically connecting a first control valve 6 and a main pressure transmitter 60 with a control unit, enabling the control unit to upload signals to a P L C control cabinet 44 when detecting the pressure value in an exhaust gas source pipeline 2 according to the main pressure transmitter 60, enabling the P L C control cabinet 44 to control opening and closing of the first control valve 6, enabling a first pressure transmitter 59 to upload signals to a P L C control cabinet to confirm the pressure state in the grading pipes 4, further controlling the working stages of a multi-stage combustion system to be sequentially opened from the second stage to the last stage when detecting that the pressure transmitter 60 on an exhaust gas source pipeline 2 detects the pressure value, enabling the first control cabinet to be sequentially opened from a first stage flame igniter 351C control cabinet 52, enabling the flame control cabinet to be sequentially moved to be moved to a flame control cabinet 52, enabling a flame control mechanism to be moved to a flame control cabinet 52, enabling a flame control cabinet to be moved from a flame control cabinet 35, enabling a flame control mechanism to be moved to a flame control cabinet 52, enabling a flame control mechanism to be moved from a flame control cabinet, enabling a flame control mechanism to be moved from a flame control cabinet 35 to be moved from a flame control cabinet, enabling a flame control mechanism to be moved from a flame control mechanism to a flame control cabinet 52, enabling a flame control cabinet 52, enabling a flame control cabinet to be moved from a flame control cabinet, enabling a flame control mechanism to be moved from a flame control cabinet, enabling a flame control cabinet, and a flame control cabinet, enabling a flame control cabinet, a flame control mechanism to be moved from a flame control cabinet, and a flame control mechanism to be moved from a flame control cabinet, and a flame control mechanism to a flame control cabinet, and a flame control mechanism to be moved from a.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.

Claims (10)

1. A multipoint ground flare comprising:
the multi-stage combustion system comprises a plurality of combustors, and is connected with a waste gas source pipeline which can convey combustible gas to the combustors for ejection;
each stage of the combustion system is provided with an ignition system corresponding to the combustion system, and the ignition system can ignite combustible gas sprayed by the combustor;
and the control unit controls the ignition system of each stage to ignite the corresponding combustion system.
2. The multi-point ground torch according to claim 1, wherein the exhaust gas source line comprises:
the gas inlet pipe is connected with a waste gas source at one end, and is communicated with a plurality of grading pipes at the other end, each grading pipe corresponds to the first-grade combustion system, and a plurality of combustor connecting pipes are connected to each grading pipe;
the first control valve is arranged at the front end of each grading pipe;
and the first pressure transmitter is arranged on one side of the first control valve.
3. The multipoint ground torch of claim 2, wherein the burner comprises:
the lower end of the spray nozzle connecting seat is connected with the combustor connecting pipe, and the upper end of the spray nozzle connecting seat is provided with a plurality of branch pipes;
a gas nozzle provided above the plurality of branch pipes;
the flame nozzle is arranged at the upper end of the gas nozzle and comprises a flame nozzle shell, a flame nozzle inner plate is arranged in the flame nozzle shell, and a plurality of pipe holes are formed in the flame nozzle shell.
4. The multi-point ground torch according to claim 3, wherein the gas nozzle is provided on the branch pipe, and the flame nozzle casing is provided at an upper end thereof in a straight cylindrical shape and at a lower end thereof in a conical shape or a straight cylindrical shape.
5. The multi-point ground torch according to claim 2, wherein the ignition system comprises a first pilot light, at least one of which is provided within each stage of the combustion system, the first pilot light comprising:
the burner comprises a first gas source pipe, a second gas source pipe and a burner, wherein one end of the first gas source pipe is connected with a gas source, the other end of the first gas source pipe is provided with a pilot burner gas nozzle, the upper end of the pilot burner gas nozzle is provided with a pilot burner flame nozzle, and the pilot burner flame nozzle is arranged on one side of the upper end of the burner;
a first ignition electrode disposed inside the pilot burner;
the first thermocouple is arranged above the flame nozzle of the pilot burner;
the first deflagration ignition ring pipe is arranged at the upper end of the flame nozzle of the pilot burner, the first deflagration flame nozzle is arranged on the first deflagration ignition ring pipe, and one side of the first deflagration ignition ring pipe is connected with a first deflagration gas pipe.
6. The multipoint ground torch of claim 5, wherein the first gas supply tube is in communication with the burner connection tube.
7. The multi-point ground torch according to claim 2, wherein the ignition system comprises a second pilot light, the second pilot light being provided with at least one in each stage of the combustion system, the second pilot light comprising:
the ignition device comprises an outer tube ignition gas tube, an inner tube ignition gas tube, an outer tube high-energy ignition rod, an inner tube high-energy ignition rod, an outer gas nozzle and an inner gas nozzle, wherein the inner tube ignition gas tube is nested inside the outer tube ignition gas tube;
one end of the second gas source pipe is connected with a gas source, and the other end of the second gas source pipe is provided with a Venturi pipe which is communicated with the outer pipe ignition gas pipe;
the burning head of the incandescent lamp is arranged at the upper end of the outer tube ignition gas tube, a burning cavity is arranged in the burning head, the lower end of the burning cavity is respectively connected with the outer tube ignition gas tube and the inner tube ignition gas tube, a flame outlet is formed in the upper end of the burning cavity, a middle air inlet hole is formed in the middle of the burning head of the incandescent lamp, and a liquid discharge hole is formed in the lower end of the burning head of the incandescent lamp;
the second deflagration ignition ring pipe is arranged at the upper end of the burning head of the pilot burner, a second deflagration flame nozzle is arranged on the second deflagration ignition ring pipe, and a second deflagration gas pipe is connected to one side of the second deflagration ignition ring pipe;
the second thermocouple is arranged on one side of the middle air inlet;
and the second ignition electrode is arranged in the combustion chamber.
8. The multi-point ground torch according to claim 7, wherein the second gas source tube comprises a first-stage second gas source tube and a second-stage second gas source tube, stable combustible gas is continuously introduced into the first-stage second gas source tube, and the second-stage second gas source tube is communicated with the gas inlet tube.
9. The multipoint ground torch of claim 2, wherein the ignition system comprises a push rod moving ignition device, the push rod moving ignition device being provided with at least one in the combustion system at and above a second level, the push rod moving ignition device comprising:
the bracket is arranged on one side of the middle part of the grading pipe;
the electrode mounting rod is rotatably connected with the bracket;
the third ignition electrode is arranged at the upper end of the electrode mounting rod and can ignite the burner;
the third thermocouple is arranged at the upper end of the combustor;
the push rod is hinged with the lower end of the electrode mounting rod;
and the propelling mechanism is arranged at one end of the push rod and can push the push rod to move.
10. The multi-point ground torch according to claim 8, wherein the front end of the first-stage second gas source pipe is provided with a second pressure transmitter and a second control valve in sequence from front to back.
CN202010364580.8A 2020-04-30 2020-04-30 Multipoint type ground torch Pending CN111442288A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010364580.8A CN111442288A (en) 2020-04-30 2020-04-30 Multipoint type ground torch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010364580.8A CN111442288A (en) 2020-04-30 2020-04-30 Multipoint type ground torch

Publications (1)

Publication Number Publication Date
CN111442288A true CN111442288A (en) 2020-07-24

Family

ID=71651997

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010364580.8A Pending CN111442288A (en) 2020-04-30 2020-04-30 Multipoint type ground torch

Country Status (1)

Country Link
CN (1) CN111442288A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1959209A (en) * 2006-11-23 2007-05-09 中国船舶重工集团公司第七一一研究所 Burning system of discharging combustible exhaust gas in multistage, and method of application
CN102345867A (en) * 2011-07-30 2012-02-08 山西亚乐士环保技术股份有限公司 Multi-carbon-component gas combustor
CN104421960A (en) * 2013-08-22 2015-03-18 吴晓阳 Ignition system and ignition method of energy-saving eternal lamp utilizing exhaust gas
CN105889922A (en) * 2016-06-06 2016-08-24 岳阳恒盛石化科技有限公司 Anti-tempering self-priming safety nightlight
CN106765097A (en) * 2017-01-23 2017-05-31 岳阳钟鼎热工电磁科技有限公司 Low NOXDischarge band automatic ignition, the integrated altar lamp of detection
CN109539238A (en) * 2018-11-14 2019-03-29 苏大伟 A kind of efficient biomass fueled steam boiler
CN110006059A (en) * 2018-01-04 2019-07-12 斯文杰 Micro-gas combined pilot burner ignition system and method
CN212157201U (en) * 2020-04-30 2020-12-15 北京融茂福元科技有限公司 Multipoint type ground torch

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1959209A (en) * 2006-11-23 2007-05-09 中国船舶重工集团公司第七一一研究所 Burning system of discharging combustible exhaust gas in multistage, and method of application
CN102345867A (en) * 2011-07-30 2012-02-08 山西亚乐士环保技术股份有限公司 Multi-carbon-component gas combustor
CN104421960A (en) * 2013-08-22 2015-03-18 吴晓阳 Ignition system and ignition method of energy-saving eternal lamp utilizing exhaust gas
CN105889922A (en) * 2016-06-06 2016-08-24 岳阳恒盛石化科技有限公司 Anti-tempering self-priming safety nightlight
CN106765097A (en) * 2017-01-23 2017-05-31 岳阳钟鼎热工电磁科技有限公司 Low NOXDischarge band automatic ignition, the integrated altar lamp of detection
CN110006059A (en) * 2018-01-04 2019-07-12 斯文杰 Micro-gas combined pilot burner ignition system and method
CN109539238A (en) * 2018-11-14 2019-03-29 苏大伟 A kind of efficient biomass fueled steam boiler
CN212157201U (en) * 2020-04-30 2020-12-15 北京融茂福元科技有限公司 Multipoint type ground torch

Similar Documents

Publication Publication Date Title
CN212157201U (en) Multipoint type ground torch
CN207880835U (en) A kind of burner for waste heat boiler
CN201145290Y (en) Remote spray ignition device
CN110006059B (en) Micro-gas combined pilot burner ignition system and method
CN111442288A (en) Multipoint type ground torch
CN208090692U (en) Micro- gas combines altar lamp ignition system
CN2729303Y (en) Drilling spray electronic ignitor
CN210662930U (en) Gas and fuel composite ignition device for igniting pulverized coal of industrial pulverized coal boiler
CN113154393B (en) Integrated gun for startup burner, use method and industrial furnace
CN201310880Y (en) Liquid hazardous waste incineration burner and liquid hazardous waste incinerating system
CN100432535C (en) Method for ignition of torch
CN208332325U (en) Ignition device for oil extraction station
CN208475327U (en) A kind of waste heat boiler burner
CN203375454U (en) Intelligent ignition integrated everlasting lamp
CN2172406Y (en) Ignitor for industrial furnace burner
CN208998118U (en) A kind of methane-generating pit torch ignitor
CN2237784Y (en) Flame jet type lighter
CN100464125C (en) Flame changing type torch lighting method
CN220083085U (en) Internal flame transfer ignition device
CN219624063U (en) Emptying torch
CN205746964U (en) Training simulation fire point firearm
CN220417344U (en) Gasifier combustible gas diffusing system
CN104235877B (en) A kind of pulverized coal firing boiler gas burner and control method thereof
CN220689093U (en) Tail gas safe combustion device
CN2515558Y (en) Automatic synthetic ignitor for torch

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination