CN117073002A - Method for using air inlet device for combustor - Google Patents
Method for using air inlet device for combustor Download PDFInfo
- Publication number
- CN117073002A CN117073002A CN202310946725.9A CN202310946725A CN117073002A CN 117073002 A CN117073002 A CN 117073002A CN 202310946725 A CN202310946725 A CN 202310946725A CN 117073002 A CN117073002 A CN 117073002A
- Authority
- CN
- China
- Prior art keywords
- air
- electrode
- pipe
- air inlet
- air outlet
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000001301 oxygen Substances 0.000 claims abstract description 9
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000010891 electric arc Methods 0.000 claims description 9
- 235000018290 Musa x paradisiaca Nutrition 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 240000005561 Musa balbisiana Species 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 abstract description 8
- 230000001590 oxidative effect Effects 0.000 abstract description 2
- -1 oxygen ions Chemical class 0.000 abstract description 2
- 241000234295 Musa Species 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
- F23L7/007—Supplying oxygen or oxygen-enriched air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L5/00—Blast-producing apparatus before the fire
- F23L5/02—Arrangements of fans or blowers
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention discloses a use method of an air inlet device for a combustor, which comprises an air pipe, wherein one end of the air pipe is connected with a tail cover, an air outlet is formed at the upper end of the air pipe, an air inlet is formed at one end, close to the tail cover, of the lower part of the air pipe in an outward extending mode, an electrode rod is arranged in the air pipe along the length direction of the air pipe, the lower end of the electrode rod extends into the tail cover and is fixedly connected with a mounting disc in the air pipe, the upper end of the electrode rod is connected with the air pipe through the fixing disc, and an electrode head is arranged at one end, close to the air outlet, of the electrode rod, and the electrode rod penetrates through the fixing disc. According to the invention, the electrode rod is arranged in the air inlet pipe, and air blown in by the air blower ionizes oxygen in the air when passing through the arc ionization region of the electrode head, and the oxidizing property of oxygen ions is higher than that of oxygen, so that the combustion rate of a combustion medium and the temperature of combustion flame are improved.
Description
Technical Field
The invention relates to the technical field of air inlet equipment of a combustor, in particular to a use method of an air inlet device for the combustor.
Background
The burner is a device for converting heat energy by a chemical reaction mode of burning substances, namely air and fuel are mixed according to a proper proportion through a premixing device to enable the substances to be fully burnt, and the burner with good design has the characteristics of high burning efficiency, small noise and stable flame, has wide target group, and is suitable for the fields of boilers, smelting furnaces, melting furnaces, heat treatment and the like.
Chinese patent publication No.: CN218846129U discloses a gas burner with filter, and this gas burner with filter includes the combustor casing, combustor casing one side is equipped with the shielding plate, be equipped with the fan under the shielding plate, combustor casing opposite side is equipped with air inlet mechanism, air inlet mechanism is equipped with the intake pipe, the intake pipe is equipped with the through-hole that admits air, the intake pipe is equipped with detachable, the intake pipe is connected with filter equipment through detachable, filter equipment includes the barrel, barrel and intake-tube connection's position are equipped with the barrel screw thread, barrel outside pipe wall is equipped with the barrel through-hole, the inside filter screen that is equipped with of barrel. However, the following drawbacks still exist in the actual use process: in the device, air is sent into the air inlet through the fan, so that the combustion medium and the air are mixed and are ignited to react, and the reaction rate is relatively low.
Disclosure of Invention
The invention aims to provide a using method of an air inlet device for a burner and the burner thereof, so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a hot blast blowpipe device for combustor, includes the tuber pipe that one end is connected with the tail-hood, the tuber pipe upper end forms the air outlet, and the lower part is close to the outside extension on the one end of tail-hood and forms the air intake, the tuber pipe is inside to be provided with the electrode pole along its length direction, the electrode pole lower extreme extends to the tail-hood inside to with its inside mounting disc fixed connection, the electrode pole upper end is connected through the fixed disk with the tuber pipe inside, the electrode pole passes the fixed disk and is provided with the electrode head on the one end that is close to the air outlet, the method of use specifically includes the following steps:
s1: the external high-voltage switch power supply is electrically connected with the electrode rod in the air pipe, and the output voltage of the high-voltage switch power supply is set to be 1000V-3000V, so that the electrode tip breaks down air discharge to generate an electric arc;
s2: the air blower blows air through the air inlet, and the air passes through the fixed disc to the discharge position of the electrode head to slide the electric arc to the air outlet so as to form continuous sliding electric arc;
s3: the sliding arc ionizes oxygen in the introduced air and simultaneously increases the temperature of the air, and then the ionized and warmed air is sent into the burner through the air outlet;
s4: and the air inlet quantity of the blower and the pipe diameters of the air inlet and the air outlet are regulated so as to adapt to combustors of different models.
Preferably, the fixed disk is provided with a plurality of groups of air outlet holes in an annular array along the radial direction.
Preferably, the electrode rod is fixedly connected with the mounting plate through ceramic nuts at two sides.
Preferably, one end of the electrode rod penetrating through the mounting plate is provided with a banana head.
Preferably, a waterproof joint is arranged on the tail cover.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the electrode rod is arranged in the air inlet pipe, and air blown in by the air blower ionizes oxygen in the air when passing through the arc ionization region of the electrode head, and the oxidizing property of oxygen ions is higher than that of oxygen, so that the combustion rate of a combustion medium and the temperature of combustion flame are improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the electrode and electrode rod of the present invention;
in the figure: 1 tuber pipe, 2 electrode, 3 ventilation fixed disk, 4 electrode poles, 5 ceramic nut, 6 banana head, 7 mounting disc, 8 tail dish, 9 water joint, 10 air outlets.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-2, the present invention provides a technical solution:
the utility model provides a hot blast blowpipe device application method for combustor, includes tuber pipe 1 of one end and tail cap 8 fixed connection, and tuber pipe 1 upper end forms the air outlet, and the air outlet communicates with the combustor, in the technical scheme of this embodiment: the diameter of air outlet is less than the inner chamber diameter of tuber pipe 1, the purpose of setting like this is: the speed of discharging ionized air from the air outlet is increased, so that the combustion efficiency is improved; the lower part of the air pipe 1 is close to one end of the tail cover 8 and outwards extends to form an air inlet, an air blower is arranged on the air inlet and is used for blowing air into the whole air pipe 1 from the air inlet, three groups of electrode rods 4 are arranged in the air pipe 1 along the length direction of the air pipe, the lower ends of the electrode rods 4 extend to the inside of the tail cover 8 and are fixedly connected with a mounting disc 7 in the air pipe, the electrode rods 4 are fixedly connected with the mounting disc 7 through ceramic nuts 5 on two sides, the upper ends of the electrode rods 4 are connected with the inside of the air pipe 1 through the fixing disc 3, a plurality of groups of air outlet holes 10 are formed in an annular array in the radial direction of the fixing disc 3, air blown into the air pipe 1 by the air blower enters an ionization region from the air outlet holes 10, an electrode rod 4 penetrates through the fixing disc 3 and is provided with an electrode head 2 at one end close to the air outlet, the electrode rods 4 penetrate through the mounting disc 7, a waterproof joint 9 is arranged at one end of the mounting disc 6, and a power wire for supplying power is electrically connected with the banana head 6 in the tail cover 8, and the power wire for supplying power enters into the tail cover 8 from the waterproof joint 9, so that the power supply is electrically connected with the banana head 6 in the tail cover 8.
The using method specifically comprises the following steps:
s1: the external high-voltage switching power supply is electrically connected with the electrode rod 4 in the air pipe 1, and the output voltage of the high-voltage switching power supply is set to be 1000V-3000V, so that the electrode tip 2 breaks down air discharge to generate an electric arc;
s2: the air blower blows air through the air inlet, and the air passes through the fixed disc 3 to the discharge position of the electrode head 2 to slide the electric arc to the air outlet so as to form continuous sliding electric arc;
s3: the sliding arc ionizes oxygen in the introduced air and simultaneously increases the temperature of the air, and then the ionized and warmed air is sent into the burner through the air outlet;
s4: and the air inlet quantity of the blower and the pipe diameters of the air inlet and the air outlet are regulated so as to adapt to combustors of different models.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 application method of the air inlet device for the burner is characterized by comprising the following steps of: including tuber pipe (1) that one end is connected with tail cap (8), tuber pipe (1) upper end forms the air outlet, and the outside extension forms the air intake on the one end that its lower part is close to tail cap (8), the inside electrode pole (4) that are provided with of tuber pipe (1) along its length direction, electrode pole (4) lower extreme extends to tail cap (8) inside to with its inside mounting disc (7) fixed connection, electrode pole (4) upper end is connected through fixed disk (3) with tuber pipe (1) inside, electrode pole (4) pass fixed disk (3) and are provided with electrode head (2) near the one end of air outlet, the method of use specifically includes the following steps:
s1: an external high-voltage switching power supply is electrically connected with an electrode rod (4) in the air pipe (1), and the output voltage of the high-voltage switching power supply is set to be 1000V-3000V, so that an electrode tip (2) breaks down air discharge to generate an electric arc;
s2: the air blower blows air through the air inlet, and the air passes through the fixed disc (3) to the discharge position of the electrode head (2) to slide the electric arc to the air outlet so as to form continuous sliding electric arc;
s3: the sliding arc ionizes oxygen in the introduced air and simultaneously increases the temperature of the air, and then the ionized and warmed air is sent into the burner through the air outlet;
s4: and the air inlet quantity of the blower and the pipe diameters of the air inlet and the air outlet are regulated so as to adapt to combustors of different models.
2. A method of using an air intake apparatus for a burner as claimed in claim 1, wherein: the fixed disk (3) is provided with a plurality of groups of air outlet holes (10) in an annular array along the radial direction.
3. A method of using an air intake apparatus for a burner as claimed in claim 1, wherein: the electrode rod (4) is fixedly connected with the mounting plate (7) through ceramic nuts (5) at two sides.
4. A method of using an air intake apparatus for a burner according to claim 3, wherein: one end of the electrode rod (4) penetrating through the mounting disc (7) is provided with a banana head (6).
5. The method of claim 4, wherein: the tail cover (8) is provided with a waterproof joint (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310946725.9A CN117073002A (en) | 2023-07-31 | 2023-07-31 | Method for using air inlet device for combustor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310946725.9A CN117073002A (en) | 2023-07-31 | 2023-07-31 | Method for using air inlet device for combustor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117073002A true CN117073002A (en) | 2023-11-17 |
Family
ID=88705289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310946725.9A Pending CN117073002A (en) | 2023-07-31 | 2023-07-31 | Method for using air inlet device for combustor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117073002A (en) |
-
2023
- 2023-07-31 CN CN202310946725.9A patent/CN117073002A/en active Pending
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