CN106398744B - Heating furnace - Google Patents
Heating furnace Download PDFInfo
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- CN106398744B CN106398744B CN201510463582.1A CN201510463582A CN106398744B CN 106398744 B CN106398744 B CN 106398744B CN 201510463582 A CN201510463582 A CN 201510463582A CN 106398744 B CN106398744 B CN 106398744B
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- heating furnace
- radiation chamber
- radiation
- boiler tube
- heater
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Abstract
The invention discloses a kind of heating furnace, including：Body of heater, the bottom of the body of heater have radiation chamber；Multiple midfeathers, it is arranged on inside radiation chamber, and radiation chamber is separated into multiple points of radiation areas by the plurality of midfeather；Multigroup bottom combusts burner, and it is separately positioned on the bottom of body of heater, and every group of bottom combusts burner and be correspondingly arranged at the dividing in radiation area of radiation chamber；And multigroup radiant coil unit, it is separately positioned on the dividing around radiation area of radiation chamber.The furnace cavity utilization rate of the heating furnace is high, realizes the floor space for reducing heating furnace while heating furnace maximization, improves furnace volume calorific intensity.
Description
Technical field
The present invention relates to petroleum refining and field of chemical equipment, more particularly to a kind of heating furnace.
Background technology
In order to meet domestic the needs of increasingly increasing severely to product oil, and intensive management is adapted to, the treating capacity of oil refining apparatus
Sharply increase, such as atmospheric and vacuum distillation unit, its treating capacity increase to this century from the 1000000 of the eighties in last century tons/year
15000000 tons/year.At the same time, larger-scale unit requires that its heating furnace maximizes therewith, to adapt to the demand of technique productions.
At present, after unit capacity increase, under many operating modes, heating furnace maximization is typically using the folded of individual heating furnace
Realize that is, more identical heating furnaces are in parallel in Calais.But by the improved heating furnace of such a mode, there is burner hearth spaciousness, body
The shortcomings of heat intensity is low, floor space is big, quantities is more, gcp logic is numerous and diverse and Operation and Maintenance cost is high.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or implying the information structure in any form.
The content of the invention
It is an object of the invention to provide a kind of heating furnace, and furnace cavity utilization rate is high, realizes the same of heating furnace maximization
When reduce the floor space of heating furnace, improve furnace volume calorific intensity.
To achieve the above object, the invention provides a kind of heating furnace, including：Body of heater, the bottom of the body of heater have radiation
Room；Multiple midfeathers, it is arranged on inside radiation chamber, and radiation chamber is separated into multiple points of radiation areas by the plurality of midfeather；
Multigroup bottom combusts burner, and it is separately positioned on the bottom of body of heater, and every group of bottom combusts point radiation that burner is correspondingly arranged at radiation chamber
In area；And multigroup radiant coil unit, it is separately positioned on the dividing around radiation area of radiation chamber.
Preferably, multiple midfeathers are in and laterally and/or longitudinally set inside radiation chamber.
Preferably, radiant coil unit is arranged on the inwall of radiation chamber and the outer wall of midfeather.
Preferably, radiant coil unit is formed by boiler tube vertical wraparound, and the boiler tube of the vertical wraparound is covered with the interior of radiation chamber
The outer wall of wall and midfeather.
Preferably, radiant coil unit is made up of single row of tubes.
Preferably, the bottom of top surface or boiler tube that the top of boiler tube is suspended in radiation chamber is fixed on the bottom surface of body of heater.
Preferably, every group of bottom, which combusts burner, includes 1 to 16 burner.
Preferably, the heating furnace also includes convection cell, and convection cell is arranged on above radiation chamber, and convection cell passes through with radiation chamber
Flue connects.
Preferably, the top of convection cell is provided with chimney or flue.
Preferably, a part of boiler tube is arranged in the side wall of radiation chamber, and this is arranged in the boiler tube of sidewall section in radiation chamber
Lateral support suspention is carried out by support member at the wallboard of side wall top.
Compared with prior art, the present invention has the advantages that：By setting multiple midfeathers in radiation chamber,
Radiation chamber is separated into multiple independent radiation areas, each region configuration radiant coil unit and its internal bottom combust burner
The independent heat transfer unit formed, makes full use of furnace cavity, realizes the occupation of land for reducing heating furnace while heating furnace maximization
Area, furnace volume calorific intensity is improved, improved in operating characteristics and the heating furnace of burner inside each radiation areas
The uniformity of flue gas heat transfer, improves boiler tube utilization rate and radiation chamber heat transfer efficiency.
Brief description of the drawings
Fig. 1 is the structural representation according to the heating furnace of the present invention；
Fig. 2 is the cross-sectional view of radiation chamber in the heating furnace according to the present invention；
Fig. 3 is the schematic diagram of single radiant coil unit in the heating furnace according to the present invention.
Main Reference Numerals explanation：
1- bodies of heater, 11- radiation chambers, 12- convection cells, 2- bottoms combust burner, 3- midfeathers, 4- radiant coil units.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
As shown in figure 1, according to a kind of heating furnace of the specific embodiment of the invention, including body of heater 1, multiple midfeathers 3,
Multigroup bottom combusts burner 2 and multigroup radiant coil unit 4.The bottom of wherein body of heater 1 has radiation chamber 11, multiple midfeathers 3
It is arranged on inside radiation chamber 11, radiation chamber 11 is separated into multiple points of radiation areas (referring to Fig. 2) by the plurality of midfeather 3.In addition,
Multigroup bottom combusts the bottom that burner 2 is separately positioned on body of heater 1, and what every group of bottom combusted that burner 2 is correspondingly arranged at radiation chamber 11 divides spoke
Penetrate in area (referring to Fig. 2), multigroup radiant coil unit 4 is separately positioned on the dividing around radiation area of radiation chamber 11.
As a kind of preferred embodiment, multiple midfeathers 3 are in laterally and/or longitudinally to set in the inside of radiation chamber 11.
Namely midfeather 3 arranges in the horizontal, can also longitudinal arrangement, or transverse and longitudinal cross arrangement separates whole radiation chamber 11
Into some square regions, each region becomes an independent radiation space, and arrangement is identical in each independent radiation space
Bottom combust burner 2 and radiant coil unit 4, make full use of furnace cavity.
In specific application, by setting midfeather 3 that radiation chamber 11 can be divided into 1-10 in the horizontal direction
Region, preferably 2-5, are divided into 1-6 region, preferably 2 regions along the footpath depth direction of radiation chamber 11, correspondingly,
Radiant coil unit 4 arranges 2-5 groups in the horizontal direction, and 2 groups are arranged in footpath depth direction.Arrangement 4-6 in every group of radiant coil unit 4
Platform bottom combusts burner 2.
In such scheme, bottom combusts the flame vertical of burner 2 upwards and has certain length of flame and a flame diameter, with to
Boiler tube in each radiant coil unit 4 provides heat so that radiant coil unit 4 and Qi Nei in each independent radiation space
The bottom in portion combusts burner 2 and forms independent heat transfer unit, and each radiant coil unit 4 is relatively independent, each radiant coil unit 4
Internal bottom combust burner 2 adjust it is easy to operate, adjacent inner bottom of radiant coil unit 4 combust burner 2 do not occur it is any
Interference disturbance, the floor space for reducing heating furnace while heating furnace maximization is realized, furnace volume calorific intensity is improved, carries
The uniformity of height heating inner flue gas of the stove heat transfer, radiation chamber heat transfer efficiency is high, reduces the difficulty of operation adjustment, reduces the heat of furnace wall
Loss.
As a kind of preferred embodiment, radiant coil unit 4 is arranged on the inwall of radiation chamber 11 and the outer wall of midfeather 3
On, the inner space that radiant coil unit 4 surrounds is the passage that overdoes, and the flame that bottom combusts the generation of burner 2 is in the passage that overdoes
It is interior.
As a kind of preferred embodiment, radiant coil unit 4 is formed by boiler tube vertical wraparound, the boiler tube cloth of the vertical wraparound
The inwall of full radiation chamber 11 and the outer wall of midfeather 3.Wherein radiant coil unit 4 can be made up of single row of tubes, i.e., using single
The form of comb single side radiation carries out heat transfer, and now, the flame that bottom combusts burner is in the medial surface of boiler tube.In addition, boiler tube
The bottom of the top top surface or boiler tube that can be suspended in radiation chamber 11 be fixed on bottom surface (the i.e. radiant coil unit 4 of body of heater
Support and be fixed on furnace bottom 111).In addition, the boiler tube is arranged in the part boiler tube of radiation chamber side wall, can be on radiation chamber side wall
Lateral support suspention is carried out by support member at portion's wallboard.
As a kind of preferred embodiment, every group of bottom, which combusts burner 2, includes 1 to 16 burner.Namely radiation chamber 11 is every
It is individual to divide radiation area is interior to be illustrated at least provided with a burner, the present embodiment by taking 4 burners as an example (referring to Fig. 3).
For above-mentioned technical proposal in specific application, the flow development length of the boiler tube in each radiant coil unit 4 can be with
From for 5 meters to 18.3 meters, the height of each midfeather 3 is 3 meters to 12 meters, each midfeather, by nonmetallic fire proofed wood
Material (such as refractory brick) is formed or is made up of heat-resisting steel part.
In addition, the heating furnace also includes convection cell 12, convection cell 12 is arranged on the top of radiation chamber 11, convection cell 12 and radiation
Room 11 is connected by flue 13, and the top of convection cell 12 is provided with chimney (flue) 14.
To sum up, the present embodiment is separated radiation chamber 11 by setting multiple midfeathers 3 in the radiation chamber 11 of body of heater 1
Into multiple independent radiation areas, each region configuration radiant coil unit 4 and its internal bottom combust the independence that burner 2 is formed
Heat transfer unit, furnace cavity is made full use of, realize the floor space for reducing heating furnace while heating furnace maximization, improve
Furnace volume calorific intensity, improve the operating characteristics of the burner inside each radiation areas and heat the equal of inner flue gas of the stove heat transfer
Even property, improve boiler tube utilization rate and radiation chamber heat transfer efficiency.
The description of the foregoing specific illustrative embodiment to the present invention is to illustrate and the purpose of illustration.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplaries and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (9)
- A kind of 1. heating furnace, it is characterised in that including：Body of heater, the bottom of the body of heater have radiation chamber；Multiple midfeathers, it is arranged on inside the radiation chamber, and the radiation chamber is separated into multiple by the plurality of midfeather Divide radiation area；Multigroup bottom combusts burner, and it is separately positioned on the bottom of the body of heater, and every group of bottom combusts burner and be correspondingly arranged at the spoke Penetrate the dividing in radiation area of room；AndMultigroup radiant coil unit, it is separately positioned on the dividing around radiation area of the radiation chamber；The multiple midfeather is in laterally and/or longitudinally to set inside the radiation chamber；The height of the multiple midfeather is 3 meters to 12 meters.
- 2. heating furnace according to claim 1, it is characterised in that the radiant coil unit is arranged on the radiation chamber On the outer wall of inwall and the midfeather.
- 3. heating furnace according to claim 2, it is characterised in that the radiant coil unit is by boiler tube vertical wraparound shape Into the boiler tube of the vertical wraparound is covered with the inwall of the radiation chamber and the outer wall of the midfeather.
- 4. heating furnace according to claim 3, it is characterised in that the radiant coil unit is made up of single row of tubes.
- 5. heating furnace according to claim 4, it is characterised in that the top of the boiler tube is suspended in the top of the radiation chamber Face, or the bottom of the boiler tube are fixed on the bottom surface of the body of heater.
- 6. heating furnace according to claim 1, it is characterised in that every group of bottom, which combusts burner, includes 1 to 16 burner.
- 7. heating furnace according to claim 1, it is characterised in that the heating furnace also includes convection cell, and the convection cell is set Put above the radiation chamber, the convection cell is connected with the radiation chamber by flue.
- 8. heating furnace according to claim 7, it is characterised in that the top of the convection cell is provided with chimney or flue.
- 9. heating furnace according to claim 4, it is characterised in that a part of boiler tube is arranged in the side wall of radiation chamber, the cloth Put and lateral support suspention is carried out by support member at side wall top wallboard of the boiler tube in sidewall section in radiation chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510463582.1A CN106398744B (en) | 2015-07-31 | 2015-07-31 | Heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510463582.1A CN106398744B (en) | 2015-07-31 | 2015-07-31 | Heating furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106398744A CN106398744A (en) | 2017-02-15 |
| CN106398744B true CN106398744B (en) | 2018-04-10 |
Family
ID=58007818
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510463582.1A Active CN106398744B (en) | 2015-07-31 | 2015-07-31 | Heating furnace |
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| Country | Link |
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| CN (1) | CN106398744B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109425223A (en) * | 2017-08-22 | 2019-03-05 | 中国石化工程建设有限公司 | Heating furnace |
| CN110145739A (en) * | 2019-06-14 | 2019-08-20 | 中山市三诺燃气具有限公司 | Segmented infrared burner |
| CN115625197A (en) * | 2022-10-14 | 2023-01-20 | 西咸新区致诚泰金属科技有限公司 | BT line rolling process and BT line rolling device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4999089A (en) * | 1988-09-30 | 1991-03-12 | Mitsui Engineering & Shipbuilidng Co., Ltd. | Cracking furnace |
| CN201778008U (en) * | 2010-08-30 | 2011-03-30 | 吴道洪 | Thermal-storage burning-and-coking heating furnace |
| CN202470753U (en) * | 2012-02-22 | 2012-10-03 | 中国石油化工集团公司 | Tubular heating furnace |
| CN202747590U (en) * | 2012-08-31 | 2013-02-20 | 中国石油化工集团公司 | Combined large-flow swing pipe heating furnace |
-
2015
- 2015-07-31 CN CN201510463582.1A patent/CN106398744B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4999089A (en) * | 1988-09-30 | 1991-03-12 | Mitsui Engineering & Shipbuilidng Co., Ltd. | Cracking furnace |
| CN201778008U (en) * | 2010-08-30 | 2011-03-30 | 吴道洪 | Thermal-storage burning-and-coking heating furnace |
| CN202470753U (en) * | 2012-02-22 | 2012-10-03 | 中国石油化工集团公司 | Tubular heating furnace |
| CN202747590U (en) * | 2012-08-31 | 2013-02-20 | 中国石油化工集团公司 | Combined large-flow swing pipe heating furnace |
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| Publication number | Publication date |
|---|---|
| CN106398744A (en) | 2017-02-15 |
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