CN105588118A - Fuel gas heating furnace - Google Patents
Fuel gas heating furnace Download PDFInfo
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- CN105588118A CN105588118A CN201610132792.7A CN201610132792A CN105588118A CN 105588118 A CN105588118 A CN 105588118A CN 201610132792 A CN201610132792 A CN 201610132792A CN 105588118 A CN105588118 A CN 105588118A
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- gas
- wireway
- combustion chamber
- space
- nozzle
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/48—Nozzles
- F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
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- 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
- F23L15/00—Heating of air supplied for combustion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Details (AREA)
Abstract
The invention relates to a fuel gas heating furnace which comprises a furnace body (1), a furnace door (2), a flue (3), a smoke outlet (4), a shell (5), a combustion chamber (6), a combustor (7) and an air inlet (8). The shell (5) comprises a side wall (50), an opening (51) and a containing space (52). The combustion chamber (6) comprises a combustion space (60) and a trumpet-shaped spray head (61). High-temperature smoke generated in combustion is exhausted through the trumpet-shaped spray head (61). The trumpet-shaped spray head (61) comprises a sector side wall (610), a trumpet inlet (611), a trumpet outlet (612) and a conical space (613). High-temperature smoke generated by the combustor (7) is subjected to mixed combustion in the combustion space (60) and then sprayed out through the trumpet outlet (612). Compared with the prior art, the heat energy of the fuel gas heating furnace is utilized for forming a gas curtain, the gas curtain can heat air about to enter the air inlet, and the heat utilization rate of the system is increased.
Description
Technical field
The present invention relates to a kind of heating furnace, relate in particular to one for directly directly connecing as thermal source with burnerTouch the industrial furnace of heating.
Background technology
Industrial furnace has been widely used in many occasions as a kind of conventional industrial products, comprises electric furnace, heatingStove, biomass carbonizing furnace etc. In use, sometimes need some metal works to heat-treat,Heat source can be electrical heating, fuel Heating or gas heating in the prior art, and this industrial furnace comprises stove conventionallyBody 1 ', burner 7 ' and combustion chamber air intlet 601 ', be provided with in body of heater 1 ' and have heating space 90 'Closed container 9 ', pending object 91 ' is put into 90 ' and is heat-treated. In actual use,Burner 7 ' is arranged on a side of closed container 9 ' and carries out high-temperature heating, because it arranges problem, and burner 7 'Heating surface (area) (HS limited, especially in the process of initial heating, cause closed container 9 ' and high temperature heat source to connectTactile portion temperature is inhomogeneous, affects thermal effectiveness in the process starting most, so that metal heat treatmet effectBad; The high-temperature flue gas that burner 7 ' produces is simultaneously wayward, causes the temperature-controlled precision of closed container 9 'Limited, further affect thermal effectiveness.
Summary of the invention
The object of the present invention is to provide a kind of heating furnace, this heating furnace is by combustion chamber and tubaeform shower nozzle are set,Improved the uniformity heating in the time of initial heating, overall structure is simple.
In order to achieve the above object, the invention provides a kind of gas-fired heater, comprise body of heater, fire door, flue,Exhaust opening, housing, combustion chamber, burner and air inlet, described fire door can open or close, described housing bagDraw together sidewall, opening and spatial accommodation, described burner combustion produces high-temperature flue gas to spatial accommodation in described housingHeating clamber carry out heat treated, described combustion chamber comprises combustion space and tubaeform shower nozzle, described burner positionIn described combustion space, the high-temperature flue gas that burning produces is discharged by described tubaeform shower nozzle; Described tubaeform sprayHead comprises fan-shaped sidewall, loudspeaker import, loudspeaker outlet and cone space, the high-temperature flue gas that described burner producesAfter the mixed combustion of combustion space, export ejection by loudspeaker; Described air inlet is positioned at the rear side of described combustion spaceAnd communicate with the combustion chamber air inlet of described combustion space; Also comprise wireway, one end air guide of described wirewayPipe import is positioned at a side of described exhanst gas outlet, and its other end is positioned at described air inlet one end, and this wireway comprisesHorizontal channel and Vertical Channel, this horizontal channel is arranged in described flue, and a described high-temperature flue gas part is through cigaretteRoad flows out and is discharged by exhaust opening, and another part of described high-temperature flue gas enters through the wireway import of described wirewayEnter and discharged by the outlet section of described Vertical Channel; The flue gas of the port of export ejection of described Vertical Channel forms gasHeavy curtain, this gas curtain covers described air inlet, and can will after outside air heat, enter to described air intakeIn mouthful; Described loudspeaker outlet is greater than the radical length value d2 of described heating clamber at the length value d1 of radial direction.
The beneficial effect of the technical program:
(1) compared with prior art, the heating furnace in the present invention has combustion space and horn opening, shouldHigh-temperature flue gas in combustion space sprays by horn opening, forms demolition effect, has reduced on the one hand high temperatureThe gas flow rate of flue gas, makes high-temperature flue gas can proceed abundant burning in horn mouth, reduces follow-up flue gasProcessing pressure, gas is through horn mouth ejiction opening on the other hand, the radius that flows to of its flue gas increases, and along loudspeakerThe flue gas flow rate of mouthful sidewall will be higher than the flue gas flow rate of horn mouth center, and high-temperature flue gas is just more like thisFlow to the outer wall of heating space, make the contact area of flue gas and heating space larger, the intensification speed of heating spaceDegree is accelerated, and the high-temperature flue gas of heating space diapire contact is simultaneously less compared with its sidewall, in initial heating process,Be difficult for forming the too high phenomenon of local temperature.
(2) compared with prior art, in the present invention, utilize the heat energy of self, form gas curtain, this gasHeavy curtain not only can heat the gas temperature that is about to enter described air inlet, has increased the heat utilization efficiency of system; WithThis simultaneously, gas curtain can enter combustion chamber by the part of smoke of sufficient combustion not and carry out second-time burning, carriesThe high utilization rate of heat energy, has saved the secondary combustion chamber of independent setting, has reduced the intractability of follow-up flue gasAnd pressure.
As a kind of embodiment, described vertical pipeline comprises transition bend pipe and shower nozzle, described shower nozzle and described waterFlat passage is angle setting towards body of heater direction. When work, gas is along the ejection of gradient direction, towards air inletWith certain speed operation, form in its vicinity negative pressuren zone, the gas of air inlet enters fast under the effect of negative pressuren zoneEnter support heat supply in combustion chamber.
As a kind of embodiment, described wireway comprises the first wireway and the second wireway, and described first leadsThe setting of staggering up and down of tracheae and the second wireway, and its port of export is corresponding arranges and form the first gas curtain and theTwo gas curtains. The first gas curtain and the second gas curtain can increase wide at horizontal direction of gas curtainSpend, strengthened the result of use of gas curtain.
As a kind of embodiment, described heating clamber has heating space, and the material of described processing to be heated is placed inIn described heating space. Described heating space exchanges as confined space with the external world's not air inlet body in the course of the work,Material carries out high-temperature heating therein, and this material can be metal, can certainly be nonmetal, as living beingsStalk, mud, oily sludge, spoil, Biohazard Waste etc. need to be carried out the material of high-temperature process.
As a kind of embodiment, the diameter value of described loudspeaker import is d3, the ratio of described d3 and described d1Value is 1/3～5/6. Inventor finds under this ratio value through test of many times, bell-mouthed its high-temperature flue gas radiusValue can reach good effect data with the flow velocity of outlet flue gas.
As a kind of embodiment, the ratio of described d1 and described d2 is 1/2. At this moment, tubaeform shower nozzleThe center gas flow velocity of its gas flow rate along sidewall and tubaeform shower nozzle can form good curve smoothingTransition, is conducive to the heating of heating space.
As a kind of embodiment, also comprise heating element heater, described heating element heater is positioned at described cone space.This thermal element is arranged in described cone space, can realize supply heat supply or realize separately heating, in supply heat supplyTime, can effectively realize heating by the heating power that regulates heating element heater, because of heating element heater heat more easy to controlAmount output, so the in the situation that of the higher control of needs precision, can carry out as thermal source by independent practical heating element heaterHeating, now only need to open burner carries out air supply, also can realize the air heat of heating space.
As a kind of embodiment, described combustion chamber comprises the first combustion chamber and the second combustion chamber, described the second combustionThe sidewall that burns chamber offers the sidewall opening that supplied gas flows through. The setting of the first combustion chamber and the second combustion chamber canHigh-temperature flue gas is shunted, improved degree of mixing and the temperature homogeneity of high-temperature flue gas. Flowed by sidewall opening simultaneouslyThe high-temperature flue gas going out mainly can flow along the sidewall of heating space, is conducive to improve heating space sidewallFiring rate.
As a kind of embodiment, described sidewall opening is circular hole or groove.
As a kind of embodiment, described burner is neat gas burner, in the nozzle of described burner, arrangesThere is a baffle plate to be divided into the first nozzle and second nozzle. The fuel flow rate of the first nozzle will be lower than second nozzle,In this kind of situation, the flame profile of burner is more stable, and its fan-shaped radius that burns is higher, and is difficult for putting outFire.
As a kind of embodiment, also comprise postcombustion pipe, described postcombustion pipe is arranged in described nozzleHeart position, its outer wall is provided with spoiler, and this spoiler is positioned at the front of described baffle plate, described mistAfter spoiler cutting, flow into respectively the first nozzle and second nozzle; This postcombustion pipe can carry out suitable benefitHeat, improves the continuity of heat supply.
As a kind of embodiment, the radial height h1 of described spoiler is radially high lower than described second nozzleDegree h2, and the ratio of described h1 and h2 is 1/3～2/3. Spoiler can control preferably under this stateThe ratio range of one nozzle and second nozzle fuel flow rate, makes its result of use better.
Brief description of the drawings
For the technical scheme of the clearer explanation embodiment of the present invention, required in describing embodiment belowThe accompanying drawing using is briefly described, and apparently, accompanying drawing described below is only realities more of the present inventionExecute example, for those of ordinary skill in the art, not paying under the prerequisite of creative work, all rightObtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is a kind of overall structure schematic diagram of gas-fired heater prior art;
Fig. 2 is the structural representation of the gas-fired heater of embodiment mono-;
Fig. 3 is the structural representation of the tubaeform shower nozzle of gas-fired heater of embodiment mono-;
Fig. 4 is the gas-fired heater wireway structural representation of embodiment mono-;
Fig. 5 is the structural representation of tubaeform shower nozzle, the first combustion chamber and the second combustion chamber embodiment mono-;
Fig. 6 is the structural representation of tubaeform shower nozzle, the first combustion chamber and second another embodiment of combustion chamber;
Fig. 7 is burner embodiment mono-sectional structure schematic diagram;
Fig. 8 is according to the front view structural representation of the embodiment mono-of burner;
Fig. 9 is another embodiment sectional structure schematic diagram of burner;
Figure 10 is the structural representation of the circulating water pipeline of embodiment mono-;
Figure 11 is the heating space mean temperature distribution map in a longitudinal direction of embodiment mono-;
Figure 12 is the interior temperature heating rate figure of the heating space of embodiment mono-;
Figure 13 is the structural representation of another embodiment of gas-fired heater wireway;
Figure 14 is gas-fired heater wireway partial view.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical scheme in the embodiment of the present invention is illustrated clearly and completely.
Embodiment mono-
Fig. 1 is a kind of overall structure schematic diagram of gas-fired heater prior art; Fig. 2 is the combustion gas of embodiment mono-The structural representation of heating furnace; Fig. 3 is the structural representation of the tubaeform shower nozzle of gas-fired heater of embodiment mono-;Fig. 4 is the gas-fired heater wireway structural representation of embodiment mono-; Fig. 5 is tubaeform shower nozzle, the first burningThe structural representation of chamber and the second combustion chamber embodiment mono-; Fig. 6 is tubaeform shower nozzle, the first combustion chamber and secondThe structural representation of another embodiment of combustion chamber; Fig. 7 is burner embodiment mono-sectional structure schematic diagram; Fig. 8For according to the front view structural representation of the embodiment of burner; Fig. 9 is another embodiment sectional structure of burnerSchematic diagram; Figure 10 is the structural representation of the circulating water pipeline of embodiment mono-; Figure 11 is the heating of embodiment mono-Space mean temperature distribution map in a longitudinal direction; Figure 12 is the heating space temperature intensification speed of embodiment mono-Rate figure.
As shown in Figure 2, a kind of gas-fired heater, comprises body of heater 1, fire door 2, flue 3, exhaust opening 4, shellBody 5, combustion chamber 6, burner 7 and air inlet 8, described fire door 2 can open or close, described housing 5Comprise sidewall 50, opening 51 and spatial accommodation 52, described burner 7 burnings produce high-temperature flue gas to described shellThe heating clamber 9 of the interior spatial accommodation 52 of body 5 carries out heat treated, and described combustion chamber 6 comprises combustion space 60With tubaeform shower nozzle 61, described burner 7 is positioned at described combustion space 60, and the high-temperature flue gas that burning produces is logicalCrossing described tubaeform shower nozzle 61 discharges.
As shown in Figure 3, described tubaeform shower nozzle 61 comprises that fan-shaped sidewall 610, loudspeaker import 611, loudspeaker go outMouth 612 and cone space 613, the high-temperature flue gas that described burner 7 produces is through combustion space 60 mixed combustionsExport 612 ejections by loudspeaker afterwards; Described air inlet 8 is positioned at the rear side of described combustion space 60 and with describedThe combustion chamber air inlet 601 of combustion space 60 communicates;
As shown in Figures 2 and 4, also comprise wireway 10, one end wireway import 100 of described wireway 10Be positioned at a side of described exhanst gas outlet 11, its other end is positioned at described air inlet 8 one end, and this wireway 10 wrapsDraw together horizontal channel 101 and Vertical Channel 102, this horizontal channel 101 is arranged in described flue 3, described heightA temperature flue gas part flows out and is discharged by exhaust opening 4 through flue 3, another part of described high-temperature flue gas through described inThe wireway import 100 of wireway 10 enters and is discharged by the outlet section of described Vertical Channel 102; Described perpendicularThe flue gas of the port of export ejection of straight channel 102 forms gas curtain 12, described in this gas curtain 12 covers, entersAir port 8, and can will after outside air heat, enter in described air inlet 8; Described loudspeaker outlet 612 existsThe length value d1 of radial direction is greater than the radical length value d2 of described heating clamber 9. Certainly, in the technical programIn, comparatively pure in high-temperature flue gas, therefore preferably biomass burner is as thermal source, its high-temperature flue gas will be for cleaning,High-temperature flue gas part can proceed to carry out multifuel combustion in combustion chamber with gas simultaneously. Wherein, described wireway10 comprise the first wireway 103 and the second wireway 104, described the first wireway 103 and the second wireway104 settings of staggering up and down, and its port of export is corresponding arranges and form the first gas curtain 121 and the second gas curtainCurtain 122. Wherein, described heating clamber 9 has heating space 90, described in the material of described processing to be heated is placed inIn heating space 90.
Wherein, the diameter value of described loudspeaker import 611 is d3, and the ratio of described d3 and described d1 is 1/3～3/4.In the present embodiment, the ratio of described d3 and described d1 is 3/4. As shown in Figure 3, wherein, described inHeating element heater 13 is positioned at described cone space 613.
Fig. 5 is the structural representation of tubaeform shower nozzle, the first combustion chamber and the second combustion chamber embodiment mono-; Fig. 6For the structural representation of tubaeform shower nozzle, the first combustion chamber and second another embodiment of combustion chamber; As Fig. 5 and figureShown in 6, described combustion chamber 6 comprises the first combustion chamber 62 and the second combustion chamber 63, described the first combustion chamberThe sidewall opening 631 that the supplied gas that offers sidewall 630 flows through. In the present embodiment, described sidewall opening 631For circular hole or groove, certainly in the time that sidewall opening is circular hole, when airflow, it is more evenly compared with groove; But groovedHole processing is comparatively simple, and cost is low.
As shown in Figure 7, wherein, described burner 7 is neat gas burner, the nozzle of described burner 7In 70, be provided with a baffle plate 71 and be divided into the first nozzle 72 and second nozzle 73. Also comprise postcombustion pipe74, described postcombustion pipe 74 is positioned at the center position of described nozzle 70, and its outer wall is provided with spoiler75, this spoiler 75 is positioned at the front of described baffle plate 71, and described mist divides after spoiler 75 cuttingsDo not flow into the first nozzle 72 and second nozzle 73. Wherein, the radial height h1 of described spoiler 75 is lower than instituteState the radial height h2 of second nozzle 73, and the ratio of described h1 and h2 is 2/3, this ratio can root certainlyAccording to actual conditions adjustment, ratio is less, and the air-flow of the second nozzle 73 of flowing through is larger, and fuel is more sufficient, its burningThe temperature of device flame kernel is higher; Ratio is larger, and the air-flow velocity of the second nozzle 73 of flowing through reduces relatively, canWhile according to circumstances regulating adjusted different fuel, the stability of flame.
As shown in Figure 8, the setting of staggering of described baffle plate 71, baffle plate 71 is fixedly installed on described postcombustion pipeOn 74. As shown in Figure 9, the tapered structure of described baffle plate 71, this pyramidal structure can be adjusted the flow velocity of air-flow,,Can select pyramidal structure or column construction according to actual conditions. As shown in figure 10, also comprise water back 20,This water back 20 is arranged in described flue 3, and the water in water back 20 or other liquid are heated to be realizedThe recycling of flue gas heat.
Certainly, as shown in FIG. 13 and 14, described vertical pipeline 102 comprises transition bend pipe 1020 and shower nozzle1021, described shower nozzle 1021 is angle setting with described horizontal channel 101 towards body of heater direction. Described firstThe setting of staggering up and down of wireway 103 and the second wireway 104, and its port of export is corresponding arranges and form the first gasBody heavy curtain 121 and the second gas curtain 122; This gas curtain has the consistent direction of motion, can be at air inletThe anterior negative pressure region that forms, gas can be fast by and enter and in combustion chamber, support burning.
In actual use procedure, inventor is provided with temp probe in heating space, and Figure 11 is for implementingThe heating space of example one mean temperature distribution map in a longitudinal direction; As shown in Figure 1, at initial temperature-rise periodIn, because burner arranges problem, it is relatively the highest in heating space center temperature, and in a longitudinal direction twoLimit reduces gradually; In the drawings, we can find out, use after the technical program, and its Temperature Distribution is as b in figureShown in line, compared with a line in prior art figure, the technical program is more even. Figure 12 is the heating of embodiment mono-Space temperature heating rate figure, as shown in figure 12, in the situation that using essentially identical fuel, uses thisIts heating curve of technical scheme is b line, compares compared with prior art a line, and its programming rate is very fast.
The above be only preferably detailed description of the invention of the present invention, but protection scope of the present invention is not limited toIn this, any be familiar with those skilled in the art the present invention disclose technical scope in, can expect easilyUtilize rotation thermal decomposition coke oven of the present invention, within all protection scope of the present invention should being encompassed in. Therefore,Protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (10)
1. a gas-fired heater, comprise body of heater (1), fire door (2), flue (3), exhaust opening (4), housing (5), combustion chamber (6), burner (7) and air inlet (8), described fire door (2) can open or close, described housing (5) comprises sidewall (50), opening (51) and spatial accommodation (52), described burner (7) burning produces high-temperature flue gas the heating clamber (9) of the interior spatial accommodation of described housing (5) (52) is carried out to heat treated, it is characterized in that, described combustion chamber (6) comprises combustion space (60) and tubaeform shower nozzle (61), described burner (7) is positioned at described combustion space (60), the high-temperature flue gas that burning produces is discharged by described tubaeform shower nozzle (61), described tubaeform shower nozzle (61) comprises fan-shaped sidewall (610), loudspeaker import (611), loudspeaker outlet (612) and cone space (613), and the high-temperature flue gas that described burner (7) produces exports (612) ejection by loudspeaker after the mixed combustion of combustion space (60), described air inlet (8) is positioned at the rear side of described combustion space (60) and communicates with the combustion chamber air inlet (601) of described combustion space (60), also comprise wireway (10), one end wireway import (100) of described wireway (10) is positioned at a side of described exhanst gas outlet (11), its other end is positioned at described air inlet (8) one end, this wireway (10) comprises horizontal channel (101) and Vertical Channel (102), this horizontal channel (101) is arranged in described flue (3), a described high-temperature flue gas part flows out and is discharged by exhaust opening (4) through flue (3), another part of described high-temperature flue gas enters and is discharged by the outlet section of described Vertical Channel (102) through the wireway import (100) of described wireway (10), the flue gas of the port of export ejection of described Vertical Channel (102) forms gas curtain (12), this gas curtain (12) covers described air inlet (8), and can will after outside air heat, enter in described air inlet (8), described loudspeaker outlets (612) are greater than the radical length value d2 of described heating clamber (9) at the length value d1 of radial direction.
2. gas-fired heater according to claim 1, it is characterized in that, described vertical pipeline (102) comprises transition bend pipe (1020) and shower nozzle (1021), and described shower nozzle (1021) is angle setting with described horizontal channel (101) towards body of heater direction.
3. gas-fired heater according to claim 1, it is characterized in that, described wireway (10) comprises the first wireway (103) and the second wireway (104), the setting of staggering up and down of described the first wireway (103) and the second wireway (104), and its port of export is corresponding arranges and form the first gas curtain (121) and the second gas curtain (122).
4. gas-fired heater according to claim 1, is characterized in that, described heating clamber (9) has heating space (90), and the material of described processing to be heated is placed in described heating space (90).
5. gas-fired heater according to claim 1, is characterized in that, the diameter value of described loudspeaker import (611) is d3, and the ratio of described d3 and described d1 is 1/3～5/6.
6. gas-fired heater according to claim 1, is characterized in that, also comprises heating element heater (13), and described heating element heater (13) is positioned at described cone space (613).
7. gas-fired heater according to claim 1, it is characterized in that, described combustion chamber (6) comprises the first combustion chamber (62) and the second combustion chamber (63), and the sidewall (631) of described the second combustion chamber offers the sidewall opening (631) that supplied gas flows through.
8. according to the arbitrary described gas-fired heater of claim 1 to 4, it is characterized in that, described burner (7) is neat gas burner, is provided with a baffle plate (71) and is divided into the first nozzle (72) and second nozzle (73) in the nozzle (70) of described burner (7).
9. gas-fired heater according to claim 8, it is characterized in that, also comprise postcombustion pipe (74), described postcombustion pipe (74) is positioned at the center position of described nozzle (70), its outer wall is provided with spoiler (75), this spoiler (75) is positioned at the front of described baffle plate (71), and described mist flows into respectively the first nozzle (72) and second nozzle (73) after spoiler (75) cutting.
10. gas-fired heater according to claim 9, is characterized in that, the radial height h1 of described spoiler (75) is lower than the radial height h2 of described second nozzle (73), and the ratio of described h1 and h2 is 1/3～2/3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610132792.7A CN105588118B (en) | 2016-03-09 | 2016-03-09 | A kind of gas-fired heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610132792.7A CN105588118B (en) | 2016-03-09 | 2016-03-09 | A kind of gas-fired heater |
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| CN105588118A true CN105588118A (en) | 2016-05-18 |
| CN105588118B CN105588118B (en) | 2017-10-17 |
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| CN1086886A (en) * | 1992-05-13 | 1994-05-18 | Ppv-管理有限公司 | Burner |
| EP0626538A2 (en) * | 1993-05-27 | 1994-11-30 | Coen Company, Inc. | Vibration-resistant low NOx burner |
| EP0674135A1 (en) * | 1994-03-24 | 1995-09-27 | Sollac S.A. | Gas burners for industrial furnaces |
| CN101135442A (en) * | 2006-06-14 | 2008-03-05 | 约翰津克公司 | Coanda gas burner apparatus and methods |
| CN105051458A (en) * | 2013-03-21 | 2015-11-11 | 三菱重工业株式会社 | Combustor and gas turbine |
| CN105121959A (en) * | 2012-11-02 | 2015-12-02 | 埃克森美孚上游研究公司 | System and method for diffusion combustion with fuel-diluent mixing in a stoichiometric exhaust gas recirculation gas turbine system |
| CN205717174U (en) * | 2016-03-09 | 2016-11-23 | 浙江尚鼎工业炉有限公司 | A kind of gas-fired heater |
-
2016
- 2016-03-09 CN CN201610132792.7A patent/CN105588118B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1086886A (en) * | 1992-05-13 | 1994-05-18 | Ppv-管理有限公司 | Burner |
| EP0626538A2 (en) * | 1993-05-27 | 1994-11-30 | Coen Company, Inc. | Vibration-resistant low NOx burner |
| EP0674135A1 (en) * | 1994-03-24 | 1995-09-27 | Sollac S.A. | Gas burners for industrial furnaces |
| CN101135442A (en) * | 2006-06-14 | 2008-03-05 | 约翰津克公司 | Coanda gas burner apparatus and methods |
| CN105121959A (en) * | 2012-11-02 | 2015-12-02 | 埃克森美孚上游研究公司 | System and method for diffusion combustion with fuel-diluent mixing in a stoichiometric exhaust gas recirculation gas turbine system |
| CN105051458A (en) * | 2013-03-21 | 2015-11-11 | 三菱重工业株式会社 | Combustor and gas turbine |
| CN205717174U (en) * | 2016-03-09 | 2016-11-23 | 浙江尚鼎工业炉有限公司 | A kind of gas-fired heater |
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| Publication number | Publication date |
|---|---|
| CN105588118B (en) | 2017-10-17 |
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Effective date of registration: 20191205 Address after: The Jiaxing Haiyan County of Zhejiang province 314300 city streets xuyouche Village Patentee after: Haiyan Hong Mao Hardware Co., Ltd. Address before: 313100, Zhejiang, Huzhou Changxing County forest town industrial concentration area Patentee before: Zhejiang Shangding Industrial Furnace Co., Ltd. |
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Effective date of registration: 20211215 Address after: 445424 No. 103, building 3, group 2, Qinglong village, Yuanbao Township, Lichuan City, Enshi Tujia and Miao Autonomous Prefecture, Hubei Province Patentee after: Lichuan Sanhe Stainless Steel Co.,Ltd. Address before: 314300 Xuyou Che Village, Qinshan Street, Haiyan County, Jiaxing City, Zhejiang Province Patentee before: HAIYAN HONGMAO HARDWARE PRODUCTS Co.,Ltd. |