CN108131674A - The Two-cuff Technique combustion system to be commutated using four-way reversing valve - Google Patents
The Two-cuff Technique combustion system to be commutated using four-way reversing valve Download PDFInfo
- Publication number
- CN108131674A CN108131674A CN201810111008.3A CN201810111008A CN108131674A CN 108131674 A CN108131674 A CN 108131674A CN 201810111008 A CN201810111008 A CN 201810111008A CN 108131674 A CN108131674 A CN 108131674A
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- Prior art keywords
- valve
- air
- reversing valve
- burner
- combustion gas
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- 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.)
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Classifications
-
- 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
- F23D14/66—Preheating the combustion air or gas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
- F27D2017/007—Systems for reclaiming waste heat including regenerators
-
- 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)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
The invention discloses a kind of Two-cuff Technique combustion systems to be commutated using four-way reversing valve, four-way reversing valve includes upper box and lower box, it is separated between upper box and lower box by valve seat, it is equipped with upper spacer vertically in upper box, cylinder there are four being set at the top of upper box, valve plate is equipped in the bottom of cylinder, gas port connects same combustion gas reversal valve, and air scoop connects same air reversing valve；Burner is equipped on the top of furnace body both sides and lower part, so in combustion heating, there is heat source generation in the upper and lower surface of steel billet, accelerate the heating speed of steel billet, also reduce steel billet upper and lower surface temperature difference simultaneously, quality subsequently to improve steel rolling creates conditions, employ four-way reversing valve, so greatly reduce the demand of pipeline, so as to reduce the laying of pipeline, cost is not only here saved, but also also reduce the difficulty of construction early period, service work for the later stage provides facility, finally reduces potential security risk.
Description
Technical field
The present invention relates to a kind of Two-cuff Technique combustion systems, burn in particular by the Two-cuff Technique that four-way reversing valve commutates
System.
Background technology
At present, it is generally use high heating value gas, general because furnace widths very little is only less than 2m in the stove of existing roller bottom
Logical burner, all burners are all provided in roller bottom furnace side wall top, smoke outlet are arranged on to the bottom of roller bottom stove, so firing
During burning, the temperature of furnace body inner top is higher than the temperature of bottom in furnace body, and the heat in furnace body is the flowing by air, by one
Partial heat source passes to bottom of furnace body, and the temperature of steel billet upper surface is higher than the temperature of lower surface in this case, therefore not
Conducive to follow-up steel rolling quality, additionally, due in existing combustion system, commutate substantially using traditional triple valve, institute
To be provided with a large amount of pipeline in furnace body, this not only adds the difficulty of construction early period, but also it is unfavorable for the maintenance in later stage,
In addition the laying of a large amount of pipelines also adds potential security risk.
Invention content
The technical assignment of the present invention is to be directed to more than the deficiencies in the prior art, and provides and commutated using four-way reversing valve
Two-cuff Technique combustion system.
The technical solution adopted by the present invention to solve the technical problems is：The Two-cuff Technique to be commutated using four-way reversing valve
Combustion system, wall including furnace body both sides and the burner being arranged on the wall, wherein being set respectively on the burner
There are gas port and air scoop, the four-way reversing valve includes upper box and lower box, passes through between the upper box and lower box
Valve seat separates, and is set on the valve seat there are four valve opening, vertically equipped with lower clapboard in the lower box, in the lower clapboard two
Distribution openings are equipped on the cavity of side, are equipped with upper spacer vertically in the upper box, the upper spacer is handed over the lower clapboard
Fork setting, on the cavity of the upper spacer both sides, the cavity of side is equipped with air inlet, and the cavity of opposite side is equipped with outlet
Mouthful, it is set at the top of the upper box there are four cylinder, valve plate is equipped in the bottom of the cylinder；
The four-way reversing valve includes combustion gas reversal valve and air reversing valve, and the gas port on the wall of the same side passes through
Combustion gas branch pipe is connected with combustion gas supervisor, and the end of both sides combustion gas supervisor connects respectively with the distribution openings on same combustion gas reversal valve
It connects；Air scoop on the wall of the same side is connected with air by air branch pipe and is responsible for, the end difference of both sides air supervisor
It is connect with the distribution openings on same air reversing valve；The combustion gas reversal valve is connected with row with the gas outlet on air reversing valve
Smoke pipe, the air inlet on the combustion gas reversal valve are connected with Gas Pipe, and the air inlet on air reversing valve is connected with air hose.
It is further improved：Burner is equipped on the top of the wall and lower part, by burner all in entire furnace body point
Into several sections, the burner in every section is a sub-control combustion zone；A combustion gas reversal valve is respectively provided in each sub-control combustion zone
And air reversing valve.
It is further improved：On the wall of the same side, the burner of superposed burner and lower part is staggered；Positioned at both sides
The burner on wall top is staggered, and the burner positioned at both sides wall lower part is staggered.
Advantages of the present invention：Burner is equipped on the top of furnace body both sides and lower part first, so in combustion heating,
The upper and lower surface of steel billet has heat source generation, accelerates the heating speed of steel billet, while also reduces steel billet upper and lower surface temperature
Difference creates conditions for the follow-up quality for improving steel rolling, so as to avoid the situation of steel billet upper and lower surface non-uniform temperature, improves
The quality of follow-up steel rolling.Using low calorie fuels Two-cuff Technique combustion system, energy consumption and fuel cost are effectively reduced, in addition because adopting
With four-way reversing valve, so greatly reducing the demand of pipeline, so as to reduce the laying of pipeline, here not only save
Cost, and the difficulty of construction early period is also reduced, the service work for the later stage provides facility, finally reduces potential safety
Hidden danger.
Description of the drawings
Fig. 1 is the structure diagram of four-way reversing valve of the present invention.
Fig. 2 is the structure diagram of valve seat of the present invention.
Fig. 3 is the connection diagram of combustion system of the present invention.
Fig. 4 is the side view of burner setting of the present invention.
Fig. 5 is the position view of burner on the same side wall of the present invention.
Four-way reversing valve 1, combustion gas reversal valve 11, air reversing valve 12, lower box 2, lower clapboard 21, distribution openings 22, valve seat
3rd, valve opening 30, the first valve opening 31, the second valve opening 32, third valve opening 33, the 4th valve opening 34,4 upper boxes, upper spacer 41, air inlet
42nd, gas outlet 43, cylinder 44, valve plate 45, burner 5, gas port 61, combustion gas branch pipe 62, combustion gas supervisor 63, Gas Pipe 64, air
Mouth 71, air branch pipe 72, air supervisor 73, air hose 74, smoke exhaust pipe 8, wall 9.
Specific embodiment
The present invention is described below with reference to the accompanying drawings of the specification.
As shown in Figs. 1-5, the Two-cuff Technique combustion system to be commutated using four-way reversing valve includes the wall of furnace body both sides
9 and the burner 5 that is arranged on the wall 9, wherein being respectively equipped with gas port 61 and air scoop 71, institute on the burner 5
It states four-way reversing valve 1 and includes upper box 4 and lower box 2, separated between the upper box 4 and lower box 2 by valve seat 3, in institute
It states and is set on valve seat 3 there are four valve opening 30, vertically equipped with lower clapboard 21 in the lower box 2, in 21 both sides of lower clapboard
Distribution openings 22 are equipped on cavity, are equipped with upper spacer 41, the upper spacer 41 and the lower clapboard vertically in the upper box 4
21 is arranged in a crossed manner, and on the cavity of 41 both sides of upper spacer, the cavity of side is equipped with air inlet 42, on the cavity of opposite side
Equipped with gas outlet 43, set at 4 top of upper box there are four cylinder 44, valve plate 45 is equipped in the bottom of the cylinder 44；
The four-way reversing valve 1 includes combustion gas reversal valve 11 and air reversing valve 12, the combustion gas on the same side wall 9
Mouthfuls 61 are connected with combustion gas supervisor 63 by combustion gas branch pipe 62, the end of both sides combustion gas supervisor 63 respectively with same combustion gas reversal valve
Distribution openings 22 on 11 connect；Air scoop 71 on the same side wall 9 is connected with air supervisor 73 by air branch pipe 72,
The end of both sides air supervisor 73 is connect respectively with the distribution openings 22 on same air reversing valve 12；The combustion gas reversal valve 11
Smoke exhaust pipe 8 is connected with the gas outlet 43 on air reversing valve 12, and the air inlet 42 on the combustion gas reversal valve 11 is connected with combustion
Tracheae 64, the air inlet 42 on air reversing valve 12 are connected with air hose 74.
Burner 5 is equipped on the top of the wall 9 and lower part, burner 5 all in entire furnace body is divided into several sections,
Burner 5 in every section is a sub-control combustion zone；A combustion gas reversal valve 11 and air are respectively provided in each sub-control combustion zone
Reversal valve 12；On the wall of the same side, superposed burner 5 and the burner 5 of lower part are staggered；Positioned at both sides wall top
Burner 5 it is staggered, the burner 5 positioned at both sides wall lower part is staggered.
Its operation principle is：In combustion, when the burner 5 on A side walls body 9 is needed to burn, the burning on B side walls body 9
When mouth 5 is discharged fume, the second valve opening 32 and third valve opening 33 on combustion gas reversal valve 11 are opened, and the first valve opening 31 and the 4th valve opening 34 close
It closes, such combustion gas is entered by the second valve opening 32 in combustion gas supervisor 63, is then each burnt being assigned to A sides by combustion gas branch pipe 62
In gas port 61 on mouth 5, similarly, the flue gas for generation of burning enters in B sides burner 5 air, by combustion gas branch pipe 62 and combustion gas
Supervisor 63 after, enter in combustion gas reversal valve 12, entered in smoke exhaust pipe 8 by third valve opening 33, in the process air with
The path of combustion gas is identical.
After commutation, when needing the smoke evacuation of A sides, the burning of B sides, the first valve opening 31 of combustion gas reversal valve 11 and the 4th valve opening 34 are beaten
It opens, the second valve opening 32 and third valve opening 33 are closed, and such combustion gas and air then enter the burner 5 of B sides, and flue gas is from the burning of A sides
Mouth 5 is discharged.
The foregoing is merely the embodiment of the present invention, are not intended to limit the scope of the invention, every to utilize this hair
The equivalent structure or equivalent flow shift that bright specification and accompanying drawing content are made directly or indirectly is used in other relevant skills
Art field, is included within the scope of the present invention.
Claims (3)
1. the Two-cuff Technique combustion system to commutate using four-way reversing valve, wall including furnace body both sides and it is arranged on institute
State the burner on wall, it is characterised in that：Gas port and air scoop, the four-way reversing valve packet are respectively equipped on the burner
Upper box and lower box are included, is separated between the upper box and lower box by valve seat, is set on the valve seat there are four valve opening,
It is equipped with lower clapboard vertically in the lower box, distribution openings is equipped on the cavity of the lower clapboard both sides, in the top box
It is equipped with upper spacer vertically in vivo, the upper spacer and the lower clapboard are arranged in a crossed manner, on the cavity of the upper spacer both sides, one
The cavity of side is equipped with air inlet, and the cavity of opposite side is equipped with gas outlet, is set at the top of the upper box there are four cylinder,
The bottom of the cylinder is equipped with valve plate；
The four-way reversing valve includes combustion gas reversal valve and air reversing valve, and the gas port on the wall of the same side passes through combustion gas
Branch pipe is connected with combustion gas supervisor, and the end of both sides combustion gas supervisor is connect respectively with the distribution openings on same combustion gas reversal valve；Position
In the air scoop on the wall of the same side by air branch pipe be connected with air be responsible for, both sides air supervisor end respectively with it is same
Distribution openings connection on a air reversing valve；The combustion gas reversal valve is connected with smoke exhaust pipe with the gas outlet on air reversing valve,
Air inlet on the combustion gas reversal valve is connected with Gas Pipe, and the air inlet on air reversing valve is connected with air hose.
2. the Two-cuff Technique combustion system according to claim 1 to be commutated using four-way reversing valve, it is characterised in that：
The top of the wall is equipped with burner with lower part, burner all in entire furnace body is divided into several sections, the burner in every section
For a sub-control combustion zone；A combustion gas reversal valve and air reversing valve are respectively provided in each sub-control combustion zone.
3. the Two-cuff Technique combustion system according to claim 2 to be commutated using four-way reversing valve, it is characterised in that：
On the wall of the same side, the burner of superposed burner and lower part is staggered；Burner staggered row positioned at both sides wall top
Cloth, the burner positioned at both sides wall lower part are staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810111008.3A CN108131674A (en) | 2018-02-05 | 2018-02-05 | The Two-cuff Technique combustion system to be commutated using four-way reversing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810111008.3A CN108131674A (en) | 2018-02-05 | 2018-02-05 | The Two-cuff Technique combustion system to be commutated using four-way reversing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108131674A true CN108131674A (en) | 2018-06-08 |
Family
ID=62430515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810111008.3A Pending CN108131674A (en) | 2018-02-05 | 2018-02-05 | The Two-cuff Technique combustion system to be commutated using four-way reversing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108131674A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1419137A1 (en) * | 1986-01-06 | 1994-07-15 | Государственный всесоюзный институт по проектированию предприятий коксохимической промышленности "Гипрококс" | Device for intake of heating rich gas to heating system of coke ovens with lower gas intake |
| CN2662027Y (en) * | 2003-12-01 | 2004-12-08 | 北京金信利恒环保科技有限公司 | High temperature flue gas double valve plate four-way change valve |
| CN202581336U (en) * | 2012-03-27 | 2012-12-05 | 昆山市超群金属制品有限公司 | Heat-storage combustion device |
| CN103014312A (en) * | 2012-12-26 | 2013-04-03 | 中冶南方(武汉)威仕工业炉有限公司 | Control method of regenerative burner of regenerative heating furnace |
| CN203532869U (en) * | 2013-10-28 | 2014-04-09 | 云南泛亚能源科技有限公司 | Four-way reversing device for gas |
| CN106352116A (en) * | 2016-11-02 | 2017-01-25 | 东键飞能源科技(上海)有限公司 | Novel double-layered four-way reversing valve |
| CN207962641U (en) * | 2018-02-05 | 2018-10-12 | 上海嘉德环境能源科技有限公司 | The Two-cuff Technique combustion system to be commutated using four-way reversing valve |
-
2018
- 2018-02-05 CN CN201810111008.3A patent/CN108131674A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1419137A1 (en) * | 1986-01-06 | 1994-07-15 | Государственный всесоюзный институт по проектированию предприятий коксохимической промышленности "Гипрококс" | Device for intake of heating rich gas to heating system of coke ovens with lower gas intake |
| CN2662027Y (en) * | 2003-12-01 | 2004-12-08 | 北京金信利恒环保科技有限公司 | High temperature flue gas double valve plate four-way change valve |
| CN202581336U (en) * | 2012-03-27 | 2012-12-05 | 昆山市超群金属制品有限公司 | Heat-storage combustion device |
| CN103014312A (en) * | 2012-12-26 | 2013-04-03 | 中冶南方(武汉)威仕工业炉有限公司 | Control method of regenerative burner of regenerative heating furnace |
| CN203532869U (en) * | 2013-10-28 | 2014-04-09 | 云南泛亚能源科技有限公司 | Four-way reversing device for gas |
| CN106352116A (en) * | 2016-11-02 | 2017-01-25 | 东键飞能源科技(上海)有限公司 | Novel double-layered four-way reversing valve |
| CN207962641U (en) * | 2018-02-05 | 2018-10-12 | 上海嘉德环境能源科技有限公司 | The Two-cuff Technique combustion system to be commutated using four-way reversing valve |
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