CN111780096B - Low-nitrogen combustion system of natural gas boiler - Google Patents
Low-nitrogen combustion system of natural gas boiler Download PDFInfo
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- CN111780096B CN111780096B CN202010706669.8A CN202010706669A CN111780096B CN 111780096 B CN111780096 B CN 111780096B CN 202010706669 A CN202010706669 A CN 202010706669A CN 111780096 B CN111780096 B CN 111780096B
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 44
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 26
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 24
- 239000003345 natural gas Substances 0.000 title claims abstract description 22
- 238000010521 absorption reaction Methods 0.000 claims description 38
- 239000001301 oxygen Substances 0.000 claims description 18
- 229910052760 oxygen Inorganic materials 0.000 claims description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 8
- 239000003546 flue gas Substances 0.000 abstract description 8
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 abstract 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002829 nitrogen Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C9/00—Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber
- F23C9/06—Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber for completing combustion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
- F23G5/14—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/063—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating electric heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/08—Arrangements of devices for treating smoke or fumes of heaters
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
Abstract
The invention discloses a low-nitrogen combustion system of a natural gas boiler, which comprises a workbench and a control system, wherein a double-layer boiler is fixedly connected to the top of the second level of the workbench, the double-layer boiler comprises an inner boiler and an outer boiler, one end of the inner boiler penetrates through the outer boiler and extends to the outside of the outer boiler, an air suction pump is fixed to the top of the outer boiler, the air suction end of the air suction pump is communicated with an air suction pipe, and one end of the air suction pipe penetrates through the outer boiler and the inner boiler sequentially and extends to the inside of the inner boiler. This low nitrogen combustion system of natural gas boiler through setting up double-deck boiler, and exhaust tube and outlet duct on the cooperation aspiration pump can be with the inside of the outer boiler of flue gas extraction that interior boiler produced to its secondary combustion, two baffles of recycling, and make the through-hole on two baffles misaligned not through sliding block and connecting block, can reduce reaction volume, and then can fully burn, avoid producing harmful gas.
Description
Technical Field
The invention relates to the technical field of low-nitrogen combustion systems of natural gas boilers, in particular to a low-nitrogen combustion system of a natural gas boiler.
Background
Along with the development of economy and science and technology in recent years, the requirements of human beings on life quality and living environment are increasingly improved, and the requirements of governments on pollutant emission are gradually improved, for example, on the basis of realizing standard emission of boiler flue gas in the power industry, the requirements of ultralow emission are also put forward in recent years. Such as NO x The emission concentration is required to be lower than 50mg/Nm & lt 3 & gt, natural gas is a clean fuel, and a natural gas boiler is a boiler with low pollutant emissionThe environment-friendly boiler is also subjected to the requirement of nitrogen reduction and denitration modification due to the improvement of the environment-friendly requirement.
At present, a boiler is heated by a low-nitrogen combustion system, flue gas generated by low nitrogen after combustion is discharged in the combustion process, but harmful gas can be generated if the low nitrogen is not sufficiently combusted in the combustion process, and partial low oxides are generated during the combustion of the nitrogen, are toxic and need to be treated in time.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a low-nitrogen combustion system of a natural gas boiler, which solves the problems that the natural gas boiler is not fully combusted and toxic gas is generated when the natural gas boiler is not fully combusted.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a natural gas boiler low-nitrogen combustion system, includes workstation and control system, the workstation keeps off the double-deck boiler of top fixedly connected with, double-deck boiler includes interior boiler and outer boiler, the one end of interior boiler runs through outer boiler and extends to the outside of outer boiler, the top of outer boiler is fixed with the aspiration pump, the end intercommunication of bleeding of aspiration pump has the exhaust tube, the one end of exhaust tube runs through outer boiler and interior boiler in proper order and extends to the inside of interior boiler, the end intercommunication of giving vent to anger of aspiration pump has the outlet duct, the one end of outlet duct runs through the inside of outer boiler and extending the off-axial boiler, the outer fixed surface of interior boiler is connected with first baffle to the surface rotation of interior boiler is connected with the second baffle, the through-hole has all been seted up to one side of first baffle and one side of second baffle.
Preferably, one side fixedly connected with connecting block of second baffle, the one end of connecting block runs through outer boiler and extends to the outside of outer boiler, one side fixedly connected with sliding block of connecting block, one side of sliding block and the surface sliding connection of outer boiler.
Preferably, the left side fixedly connected with high temperature equipment at workstation top, high temperature equipment includes the high temperature cabinet, the left side at high temperature cabinet top is run through there is the intake pipe, the top of intake pipe runs through outer boiler and extends to the inside of outer boiler, fixedly connected with heater strip between the both sides of the inner wall of high temperature cabinet, the right side at high temperature cabinet top is run through there is the connecting pipe.
Preferably, an oxygen pipe is fixedly connected to the left side of the high-temperature box, and the right end of the oxygen pipe penetrates through the high-temperature box and extends into the high-temperature box.
Preferably, the left side at workstation top and the right side fixedly connected with absorption box that is located high temperature device, the top fixedly connected with blast pipe of absorption box, the bottom of blast pipe runs through the absorption box and extends to the inside of absorption box, the right side of absorption box is run through there is the outlet pipe, the external fixed surface of outlet pipe is connected with the control valve, the one end of connecting pipe runs through the absorption box and extends to the inside of absorption box.
Preferably, the control system comprises a starting module, a central processing unit, a timing module and a pause module, wherein the output end of the starting module is electrically connected with the input end of the central processing unit, and the output end of the central processing unit is electrically connected with the output end of the timing module.
Preferably, the timing module and the pause module are connected in a bidirectional mode, and the output end of the timing module is electrically connected with the input end of the start module.
Preferably, the top of workstation just is located the left side fixed connection air-blower of double-deck boiler, the end of giving vent to anger of air-blower runs through to the inside of interior boiler through the pipeline.
(III) advantageous effects
The invention provides a low-nitrogen combustion system of a natural gas boiler. Compared with the prior art, the method has the following beneficial effects:
(1) This natural gas boiler low-nitrogen combustion system, include interior boiler and outer boiler through double-deck boiler, the one end of interior boiler runs through outer boiler and extends to the outside of outer boiler, the top of outer boiler is fixed with the aspiration pump, the end intercommunication of bleeding of aspiration pump has the exhaust tube, the one end of exhaust tube runs through outer boiler and interior boiler in proper order and extends to the inside of interior boiler, the end intercommunication of giving vent to anger of aspiration pump has the outlet duct, the one end of outlet duct runs through outer boiler and extends the inside of the outer boiler, the first baffle of outer fixed surface of interior boiler, and the surface rotation of interior boiler is connected with the second baffle, the through-hole has all been seted up with one side of second baffle to one side of first baffle, one side fixedly connected with connecting block of second baffle, the one end of connecting block runs through outer boiler and extends to the outside of outer boiler, one side fixedly connected with sliding block of connecting block, one side of sliding block and the outer surface sliding connection of sliding block, through setting up double-deck boiler, exhaust tube and the outlet duct on the cooperation pump, can be with the inside of the outer boiler of the flue gas that interior boiler produced, and to burn to it burns, and then two baffles once more, and make the sliding block carry out the harmful gas to carry out the reaction, can reduce the sliding block, the harmful gas volume.
(2) This natural gas boiler low-nitrogen combustion system, left side fixedly connected with high temperature equipment through the workstation top, high temperature equipment includes the high temperature box, the intake pipe has been run through in the left side at high temperature box top, the top of intake pipe runs through outer boiler and extends to the inside of outer boiler, fixedly connected with heater strip between the both sides of the inner wall of high temperature box, the right side at high temperature box top is run through there is the connecting pipe, the left side fixedly connected with oxygen hose of high temperature box, the right-hand member of oxygen hose runs through the high temperature box and extends to the inside of high temperature box, through setting up the high temperature box, the intake pipe at cooperation high temperature box top, heater strip and the oxygen hose in the high temperature box of recycling, can oxidize the low-oxygen oxide, after oxidizing into the high-oxygen, discharge through the connecting pipe, can avoid the low-oxygen oxide that has toxicity to produce, can further improve its practicality through this structure.
(3) This low nitrogen combustion system of natural gas boiler, the left side through the workstation top and the right side fixedly connected with absorption box that is located high temperature equipment, the top fixedly connected with blast pipe of absorption box, the bottom of blast pipe runs through the absorption box and extends to the inside of absorption box, the right side of absorption box runs through there is the outlet pipe, the external fixed surface of outlet pipe is connected with the control valve, the one end of connecting pipe runs through the absorption box and extends to the inside of absorption box, set up the absorption liquid through the inside at the absorption box, the cooperation runs through to the inside connecting pipe of absorption box, send gas to the inside of absorption box, and absorb, open the drain pipe at last and discharge the absorption liquid, absorb nitrogen oxide through this structure, can avoid nitrogen oxide to cause the influence to the environment.
Drawings
FIG. 1 is a main sectional view of a partial structure of a nitrogen combustion system of the present invention;
FIG. 2 is a front view of the inner structure of the hot box of the present invention;
FIG. 3 is a front view of the internal structure of the absorption tank of the present invention;
FIG. 4 is a perspective view of the outer structure of a second baffle of the present invention;
fig. 5 is a block diagram of the operation of the control system of the present invention.
In the figure, 1-workbench, 2-double-layer boiler, 21-inner boiler, 22-outer boiler, 23-air pump, 24-air pump, 25-air outlet pipe, 26-first baffle, 27-second baffle, 28-through hole, 29-connecting block, 210-sliding block, 3-control system, 31-starting module, 32-central processor, 33-timing module, 34-pause module, 4-high temperature device, 41-high temperature box, 42-air inlet pipe, 43-heating wire, 44-connecting pipe, 45-oxygen pipe, 5-absorption box, 6-air outlet pipe, 7-water outlet pipe, 8-control valve and 9-blower.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention provides a technical solution: a low-nitrogen combustion system of a natural gas boiler comprises a workbench 1 and a control system 3, wherein the workbench 1 is fixedly connected with a double-layer boiler 2 at the two tops, the double-layer boiler 2 comprises an inner boiler 21 and an outer boiler 22, ignition devices are arranged inside the inner boiler 21 and inside the outer boiler 22, details are not repeated here for the prior art, one end of the inner boiler 21 penetrates through the outer boiler 22 and extends to the outside of the outer boiler 22, an air suction pump 23 is fixed at the top of the outer boiler 22, the air suction pump 23 is electrically connected with an external power supply, an air suction end of the air suction pump 23 is communicated with an air suction pipe 24, one end of the air suction pipe 24 sequentially penetrates through the outer boiler 22 and the inner boiler 21 and extends to the inside of the inner boiler 21, an air outlet end of the air suction pump 23 is communicated with an air outlet pipe 25, one end of the air outlet pipe 25 penetrates through the outer boiler 22 and extends to the inside of the outer boiler 22, an outer surface of the inner boiler 21 is fixedly connected with a first baffle 26, and the outer surface of the inner boiler 21 is rotatably connected with a second baffle plate 27, one side of the first baffle plate 26 and one side of the second baffle plate 27 are both provided with through holes 28, when the through holes 28 on the first baffle plate 26 and the through holes 28 on the second baffle plate 27 coincide, a sealed space can be formed, the volume of gas reaction is reduced, so that unburned gas can be combusted again, and heat is provided for the inner boiler 21, one side of the second baffle plate 27 is fixedly connected with a connecting block 29, the outer surface of the outer boiler 22 is provided with a stroke groove matched with the connecting block 29, sealing treatment is carried out between the stroke groove and the connecting block 29, one end of the connecting block 29 penetrates through the outer boiler 22 and extends to the outside of the outer boiler 22, one side of the sliding block 29 is fixedly connected with a sliding block 210, one side of the sliding block 210 is slidably connected with the outer surface of the outer boiler 22, the left side of the top of the workbench 1 is fixedly connected with a high-temperature device 4, the high temperature device 4 comprises a high temperature box 41, an air inlet pipe 42 penetrates through the left side of the top of the high temperature box 41, the top end of the air inlet pipe 42 penetrates through the outer boiler 22 and extends to the inside of the outer boiler 22, a heating wire 43 is fixedly connected between the two sides of the inner wall of the high temperature box 41, the heating wire 43 is electrically connected with an external power supply and provides conditions for low oxides to react into high oxides, a connecting pipe 44 penetrates through the right side of the top of the high temperature box 41, an oxygen pipe 45 is fixedly connected with the left side of the high temperature box 41, the oxygen pipe 45 is connected with an external pipeline connecting cylinder, the right end of the oxygen pipe 45 penetrates through the high temperature box 41 and extends to the inside of the high temperature box 41, an absorption box 5 is fixedly connected with the left side of the top of the workbench 1 and is positioned on the right side of the high temperature device 4, absorption liquid is injected into the inside of the absorption box 5, an exhaust pipe 6 is fixedly connected with the top of the absorption box 5, the bottom end of the exhaust pipe 6 penetrates through the absorption box 5 and extends to the inside of the absorption box 5, a water outlet pipe 7 penetrates through the right side of the absorption box 5, a control valve 8 is fixedly connected to the outer surface of the water outlet pipe 7, one end of a connecting pipe 44 penetrates through the absorption box 5 and extends to the inside of the absorption box 5, the control system 3 comprises a starting module 31, a central processing unit 32, a timing module 33 and a pause module 34, the central processing unit 32 is an ARMR9 series microprocessor, the timing module 33 adopts a timer with a model PJ-62C, the output end of the starting module 31 is electrically connected with the input end of the central processing unit 32, the output end of the central processing unit 32 is electrically connected with the output end of the timing module 33, the timing module 33 is in bidirectional connection with the pause module 34, the output end of the timing module 33 is electrically connected with the input end of the starting module 31, the top of the workbench 1 is fixedly connected with a blower 9 on the left side of the double-layer boiler blower 2, and the blower 9 is electrically connected with an external power supply, the oxygen can be provided to the inside of the inner boiler 21 to further enable the gas to fully react, and for the reason that the detailed description of the prior art is omitted, the gas outlet end of the blower 9 penetrates through the inside of the inner boiler 21 through a pipeline, and the details which are not described in detail in this specification belong to the prior art known to those skilled in the art.
When the boiler is used, firstly, the air pump 23 is started through the starting module 31 in the control system 3, the timing module 33 is activated through the central processing unit 32 to start timing, the air pump 23 sends flue gas generated by combustion in the inner boiler 21 to the inside of the outer boiler 22 through the air pumping pipe 24 and the air outlet pipe 25, the flue gas blocks gas through the first baffle plate 26 and the second baffle plate 27, the flue gas is fully ignited through an external ignition device, gas which is not fully combusted in the flue gas is combusted again, when the set time of the timing module 33 is up, the pause module 34 is started to stop the air pump 23 from working, then the second baffle plate 27 on the connecting block 29 is driven to rotate through the sliding block 210, so that the through holes 28 on the first baffle plate 26 and the second baffle plate 27 are overlapped, when the set time in the timing module 33 is up, the air pump 23 is started again through the starting module 31, the second baffle plate 27 is rotated, the through holes 28 on the first baffle plate 26 and the second baffle plate 27 are overlapped, at the time, the gas enters the inside of the high-temperature box 41, the heating wire 43 and the high-temperature box heats the oxygen and passes through the air inlet pipe 41 to absorb the oxide, and the oxide, the residual oxide, and the oxygen is absorbed by the low-temperature oxygen gas, and the oxygen absorption liquid passes through the exhaust pipe 6, and the exhaust pipe 6.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a natural gas boiler low nitrogen combustion system, includes workstation (1) and control system (3), the top fixedly connected with double-deck boiler (2) of workstation (1), its characterized in that: the double-layer boiler (2) comprises an inner boiler (21) and an outer boiler (22), one end of the inner boiler (21) penetrates through the outer boiler (22) and extends to the outside of the outer boiler (22), an air suction pump (23) is fixed to the top of the outer boiler (22), the air suction end of the air suction pump (23) is communicated with an air suction pipe (24), one end of the air suction pipe (24) sequentially penetrates through the outer boiler (22) and the inner boiler (21) and extends to the inside of the inner boiler (21), the air outlet end of the air suction pump (23) is communicated with an air outlet pipe (25), one end of the air outlet pipe (25) penetrates through the outer boiler (22) and extends to the inside of the outer boiler (22), a first baffle plate (26) is fixedly connected to the outer surface of the inner boiler (21), a second baffle plate (27) is rotatably connected to the outer surface of the inner boiler (21), and through holes (28) are formed in one side of the first baffle plate (26) and one side of the second baffle plate (27);
the right side of the top of the workbench (1) is fixedly connected with a high-temperature device (4), the high-temperature device (4) comprises a high-temperature box (41), an air inlet pipe (42) penetrates through the left side of the top of the high-temperature box (41), the top end of the air inlet pipe (42) penetrates through an outer boiler (22) and extends to the inside of the outer boiler (22), heating wires (43) are fixedly connected between two sides of the inner wall of the high-temperature box (41), a connecting pipe (44) penetrates through the right side of the top of the high-temperature box (41), an oxygen pipe (45) is fixedly connected to the left side of the high-temperature box (41), and the right end of the oxygen pipe (45) penetrates through the high-temperature box (41) and extends to the inside of the high-temperature box (41);
the right side at workstation (1) top just is located right side fixedly connected with absorption box (5) of high temperature device (4), the top fixedly connected with blast pipe (6) of absorption box (5), the inside that absorption box (5) and extended to absorption box (5) is run through to the bottom of blast pipe (6), the right side of absorption box (5) is run through has outlet pipe (7), the external fixed surface of outlet pipe (7) is connected with control valve (8), the inside that absorption box (5) and extended to absorption box (5) is run through to the one end of connecting pipe (44).
2. The low-nitrogen combustion system of a natural gas boiler according to claim 1, characterized in that: one side fixedly connected with connecting block (29) of second baffle (27), the outside of outer boiler (22) is run through and extends to outer boiler (22) to the one end of connecting block (29), one side fixedly connected with sliding block (210) of connecting block (29), one side of sliding block (210) and the surface sliding connection of outer boiler (22).
3. The low-nitrogen combustion system of a natural gas boiler according to claim 1, characterized in that: the control system (3) comprises a starting module (31), a central processing unit (32), a timing module (33) and a suspending module (34), wherein the output end of the starting module (31) is electrically connected with the input end of the central processing unit (32), and the output end of the central processing unit (32) is electrically connected with the output end of the timing module (33).
4. The low-nitrogen combustion system of a natural gas boiler according to claim 3, characterized in that: the timing module (33) is in bidirectional connection with the pause module (34), and the output end of the timing module (33) is electrically connected with the input end of the start module (31).
5. The low-nitrogen combustion system of a natural gas boiler according to claim 1, characterized in that: the top of workstation (1) just is located the left side fixed connection air-blower (9) of double-deck boiler (2), the end of giving vent to anger of air-blower (9) runs through to the inside of interior boiler (21) through the pipeline.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010706669.8A CN111780096B (en) | 2020-07-21 | 2020-07-21 | Low-nitrogen combustion system of natural gas boiler |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010706669.8A CN111780096B (en) | 2020-07-21 | 2020-07-21 | Low-nitrogen combustion system of natural gas boiler |
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| CN111780096A CN111780096A (en) | 2020-10-16 |
| CN111780096B true CN111780096B (en) | 2023-04-04 |
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| CN207035090U (en) * | 2017-04-28 | 2018-02-23 | 扬州斯大锅炉有限公司 | A kind of low nitrogen boiler of flue gas recirculation type |
| CN107525082A (en) * | 2017-10-20 | 2017-12-29 | 珠海市云筒环保科技有限公司 | A kind of garbage disposal combustion furnace and refuse disposal system |
| CN108266735A (en) * | 2018-03-16 | 2018-07-10 | 响水新宇环保科技有限公司 | A kind of solid waste pyrolysis oven |
| CN208859595U (en) * | 2018-09-12 | 2019-05-14 | 南京博纳能源环保科技有限公司 | A kind of low nitrogen gas burner |
| CN210601567U (en) * | 2019-07-22 | 2020-05-22 | 新疆西部明珠工程建设有限公司 | Low-nitrogen combustion gas steam injection boiler |
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2020
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Denomination of invention: A Low Nitrogen Combustion System for Natural Gas Boilers Granted publication date: 20230404 Pledgee: Wuhan rural commercial bank Limited by Share Ltd. economic and Technological Development Zone Branch Pledgor: Hubei dingbofeng New Energy Development Co.,Ltd. Registration number: Y2024980011054 |