CN110411234A - One kind being used for the thermostatically controlled finned heat exchanger of converter gas - Google Patents
One kind being used for the thermostatically controlled finned heat exchanger of converter gas Download PDFInfo
- Publication number
- CN110411234A CN110411234A CN201910705831.1A CN201910705831A CN110411234A CN 110411234 A CN110411234 A CN 110411234A CN 201910705831 A CN201910705831 A CN 201910705831A CN 110411234 A CN110411234 A CN 110411234A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- coil pipes
- dual coil
- tube panel
- shaped tube
- 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
- 238000005452 bending Methods 0.000 claims abstract description 26
- 230000009977 dual effect Effects 0.000 claims abstract description 26
- 239000000779 smoke Substances 0.000 claims abstract description 22
- 239000003034 coal gas Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 229920006395 saturated elastomer Polymers 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 3
- 241000270295 Serpentes Species 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 20
- 230000006870 function Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 210000004262 dental pulp cavity Anatomy 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
- F28D1/0477—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
- F28F2009/222—Particular guide plates, baffles or deflectors, e.g. having particular orientation relative to an elongated casing or conduit
- F28F2009/228—Oblique partitions
Abstract
The present embodiments relate to one kind to be used for the thermostatically controlled finned heat exchanger of coal gas of converter, and the heat exchanger includes: dual coil pipes S-shaped tube panel, smoke bending plate, support plate, flue backplate and supporting beam；Fins set is set between two adjacent parallel straight tubes in the dual coil pipes S-shaped tube panel, and the smoke bending plate is arranged in bending region in the dual coil pipes S-shaped tube panel, and the smoke bending plate is connected with the flue backplate；The support plate is connected with the supporting beam, and the corresponding support plate of each supporting beam, the support plate is connected between the supporting beam and the smoke bending plate.Provided in an embodiment of the present invention to be used for the thermostatically controlled finned heat exchanger of coal gas of converter, enhanced heat transfer effect is easy to deashing, reduces abrasion, increases the service life of equipment, reduce cost and improve energy utilization rate.
Description
Technical field
The present embodiments relate to furnace gas Exposure degree technical field of resource utilization, more particularly to one kind to be used for coal gas of converter
Thermostatically controlled finned heat exchanger.
Background technique
In top blown oxygen converter steelmaking process, a large amount of high-temperature furnace gas are generated, the carbon monoxide containing high concentration in furnace gas,
It is a kind of secondary energy sources of preciousness, therefore is even more important for the recycling of furnace gas.But furnace gas from converter be discharged after through steaming
Temperature is still up to 300 DEG C after sending out cooler, needs to install the good heat exchanger of heat transfer effect at this time and furnace gas temperature is dropped
To ideal range, in order to recycle converter gas.
Since furnace gas temperature is higher at this time, and there is intermittence, a large amount of dust is also had, according to common shell-and-tube
Converter gas outlet temperature can not be controlled in the reasonable scope, and be easy to cause the abrasion of heat exchanger by heat exchanger, influence to exchange heat
The service life of device.Using common shell-and-tube heat exchanger, cause furnace gas Exposure degree rate low, energy utilization rate is low, and changes
Hot device easily damages, to increase production cost, expends a large amount of manpower and material resources, reduces productivity effect.
Summary of the invention
In consideration of it, the technical issues of to solve in the prior art, the embodiment of the invention provides one kind to be used for coal gas of converter
Thermostatically controlled finned heat exchanger.
In a first aspect, the embodiment of the invention provides one kind to be used for the thermostatically controlled finned heat exchanger of coal gas of converter, it is described
Heat exchanger includes:
Dual coil pipes S-shaped tube panel, smoke bending plate, support plate, flue backplate and supporting beam；
Fins set, the dual coil pipes coiled pipe are set between two adjacent parallel straight tubes in the dual coil pipes S-shaped tube panel
Region being bent in screen, the smoke bending plate being set, the smoke bending plate is connected with the flue backplate；
The support plate is connected with the supporting beam, the corresponding support plate of each supporting beam, the support plate connection
Between the supporting beam and the smoke bending plate.
In a possible embodiment, the fins set and the longitudinal direction of the parallel straight tube are perpendicular.
In a possible embodiment, the mode of washing away of coal gas of converter and the fins set is parallel baffled.
In a possible embodiment, the fins set shape includes one of the following: rectangle, trapezoidal, triangle.
In a possible embodiment, the heat exchanger, further includes: conducting element is arranged at the fins set.
In a possible embodiment, inject water in the dual coil pipes S-shaped tube panel, pressure control 1-2MPa it
Between, to realize the thermostatic control to coal gas of converter.
In a possible embodiment, the water is saturated water.
In a possible embodiment, the dual coil pipes S-shaped tube panel outer diameter tube is 26.9mm, and wall thickness is
2.8mm。
In a possible embodiment, the heat exchanger includes two smoke bending plates, is symmetricly set on the dual coil pipes
Region is bent in S-shaped tube panel.
In a possible embodiment, the fins set length is the spacing between two smoke bending plates.
Provided in an embodiment of the present invention to be used for the thermostatically controlled finned heat exchanger of coal gas of converter, enhanced heat transfer effect is easy to
Deashing reduces abrasion, increases the service life of equipment, reduce cost and improve energy utilization rate.
Detailed description of the invention
In order to illustrate more clearly of this specification embodiment or technical solution in the prior art, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
The some embodiments recorded in this specification embodiment for those of ordinary skill in the art can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is a kind of overall structure main view for the thermostatically controlled finned heat exchanger of coal gas of converter of the embodiment of the present invention
Figure；
Fig. 2 is that a kind of fins set of the embodiment of the present invention is shown with the arrangement structure between two adjacent parallel straight tubes
It is intended to.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In order to facilitate understanding of embodiments of the present invention, it is further explained below in conjunction with attached drawing with specific embodiment
Bright, embodiment does not constitute the restriction to the embodiment of the present invention.
As shown in Figure 1, being provided in an embodiment of the present invention a kind of for the thermostatically controlled finned heat exchanger of coal gas of converter
Overall structure main view, in one embodiment, the heat exchanger may include: dual coil pipes S-shaped tube panel 1, smoke bending plate 2, support plate 3,
Flue backplate 4 and supporting beam 5.
For the dual coil pipes S-shaped tube panel 1, including two adjacent parallel straight tubes and bending region.For described double
Fins set 6 is set between two adjacent parallel straight tubes in coil pipe S-shaped tube panel, and the fins set 6 is vertical with the parallel straight tube
It is perpendicular to direction.For bending region in the dual coil pipes S-shaped tube panel 1, the smoke bending plate 2 is set.For the smoke bending plate 2
It is connected with the flue backplate 4.
For the support plate 3, it is connected with the supporting beam 5, the corresponding support plate 3 of each supporting beam 5, the branch
Fagging 3 is connected between the supporting beam 5 and the smoke bending plate 2.
For the dual coil pipes S-shaped tube panel 1, water is injected in its inlet, wherein injection saturated water, its such exit
For the saturated water (steam content < 5%) of low evaporativity, pressure control is in 1-2MPa, to realize the constant temperature control to coal gas of converter
System.
Converter gas parallel baffled under upper is equipped with the dual coil pipes S-shaped tube panel 1 of fins set 6, converter gas inlet temperature
Generally 250-350 DEG C, when converter gas temperature, which is higher than dual coil pipes S-shaped tube panel 1, manages interior water temperature, dual coil pipes S-shaped tube panel 1
Water will absorb the heat of converter gas in managing；When converter gas temperature manages interior water temperature lower than dual coil pipes S-shaped tube panel 1, dual coil pipes
S-shaped tube panel 1, which manages interior water, will release heat, to controlling the outlet temperature of converter gas in a steady state value.
It is perpendicular with the longitudinal direction of the parallel straight tube for the fins set 6, as shown in Fig. 2, Fig. 2 shows three kinds
Arrangement structural schematic diagram between the fins set 6 and the parallel straight tube of shape (rectangle, trapezoidal, triangle).Such peace
What dress mode can make converter gas and fins set 6 washes away mode parallel baffled, and the dust in converter gas is not easy to rest on
6 surface of fins set, realizes the automatic ash removing of heat exchanger.In addition, conducting element can also be arranged at the fins set 6.
It include one of the following for 6 shape of fins set: rectangle, trapezoidal, triangle, naturally it is also possible to be other shapes
Shape, the embodiment of the present invention are not construed as limiting this.
For the dual coil pipes S-shaped tube panel 1, outer diameter tube 26.9mm, wall thickness 2.8mm can also be adopted here certainly
With polydisc pipe, the embodiment of the present invention is not construed as limiting this.Under the premise of keeping identical water, replaced using more root canal roads single
Root canal road increases heat exchange area, enhanced heat exchange to increase the specific surface area of pipeline.
It is provided in an embodiment of the present invention to be used for the thermostatically controlled finned heat exchanger of coal gas of converter, it may include two smoke bending plates
2, it is symmetricly set in the dual coil pipes S-shaped tube panel 1 and bends region.Converter gas is avoided directly to wash away pipeline bent area domain, it can
The abrasion in bending region is effectively reduced, guarantee the service life of device, reduces production cost.
It is provided in an embodiment of the present invention to be used for the thermostatically controlled finned heat exchanger of coal gas of converter, it may include two supporting beams
5 and two support plates 3, support plate 3 be connected with smoke bending plate 2, be used to support pipeline, can reduce the load of flue backplate 4, and with
Traditional make-up pipe clamp type connection type is compared, and installation is simple, reduces welding workload.Supporting beam 5 is then used to undertake support
Plate 3.
By above-mentioned to the description provided in an embodiment of the present invention for the thermostatically controlled finned heat exchanger of coal gas of converter, by force
Change heat transfer effect, be easy to deashing, reduces abrasion, increase the service life of equipment, reduce cost and improve energy utilization rate.
Professional should further appreciate that, described in conjunction with the examples disclosed in the embodiments of the present disclosure
Unit and algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, hard in order to clearly demonstrate
The interchangeability of part and software generally describes each exemplary composition and step according to function in the above description.
These functions are implemented in hardware or software actually, the specific application and design constraint depending on technical solution.
Professional technician can use different methods to achieve the described function each specific application, but this realization
It should not be considered as beyond the scope of the present invention.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can be executed with hardware, processor
The combination of software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only memory
(ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field
In any other form of storage medium well known to interior.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. one kind is used for the thermostatically controlled finned heat exchanger of coal gas of converter, which is characterized in that the heat exchanger includes: dual coil pipes snake
Shape tube panel, smoke bending plate, support plate, flue backplate and supporting beam；
Fins set is set between two adjacent parallel straight tubes in the dual coil pipes S-shaped tube panel, in the dual coil pipes S-shaped tube panel
It bends region and the smoke bending plate is set, the smoke bending plate is connected with the flue backplate；
The support plate is connected with the supporting beam, and the corresponding support plate of each supporting beam, the support plate is connected to institute
It states between supporting beam and the smoke bending plate.
2. heat exchanger according to claim 1, which is characterized in that the longitudinal direction of the fins set and the parallel straight tube
It is perpendicular.
3. heat exchanger according to claim 1, which is characterized in that the mode of washing away of coal gas of converter and the fins set is vertical
To washing away.
4. heat exchanger according to claim 1, which is characterized in that the fins set shape includes one of the following: rectangle, ladder
Shape, triangle.
5. heat exchanger according to claim 1, which is characterized in that the heat exchanger, further includes: conducting element is arranged in institute
It states at fins set.
6. heat exchanger according to claim 1, which is characterized in that inject water, pressure control in the dual coil pipes S-shaped tube panel
System is between 1-2MPa, to realize the thermostatic control to coal gas of converter.
7. heat exchanger according to claim 1, which is characterized in that the water is saturated water.
8. heat exchanger according to claim 1, which is characterized in that the dual coil pipes S-shaped tube panel outer diameter tube is
26.9mm, wall thickness 2.8mm.
9. heat exchanger according to claim 1, which is characterized in that the heat exchanger includes two smoke bending plates, is symmetrical arranged
Region is bent in the dual coil pipes S-shaped tube panel.
10. heat exchanger according to claim 9, which is characterized in that the fins set length is between two smoke bending plates
Spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910705831.1A CN110411234A (en) | 2019-08-01 | 2019-08-01 | One kind being used for the thermostatically controlled finned heat exchanger of converter gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910705831.1A CN110411234A (en) | 2019-08-01 | 2019-08-01 | One kind being used for the thermostatically controlled finned heat exchanger of converter gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110411234A true CN110411234A (en) | 2019-11-05 |
Family
ID=68365015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910705831.1A Pending CN110411234A (en) | 2019-08-01 | 2019-08-01 | One kind being used for the thermostatically controlled finned heat exchanger of converter gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110411234A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201066252Y (en) * | 2007-06-18 | 2008-05-28 | 深圳市华阳通科技发展有限公司 | Heat-exchanger with fin |
| CN103697633A (en) * | 2013-12-27 | 2014-04-02 | 无锡佳龙换热器制造有限公司 | Parallel flow heat exchanger |
| CN205535741U (en) * | 2016-05-04 | 2016-08-31 | 哈尔滨哈锅锅炉工程技术有限公司 | A two H type fin economizers of strong heat transfer for boiler |
| CN107036335A (en) * | 2017-05-08 | 2017-08-11 | 南京佳力图机房环境技术股份有限公司 | A kind of heavy duty detergent double-coil heat-exchanging device |
| CN211261859U (en) * | 2019-08-01 | 2020-08-14 | 中国科学院力学研究所 | Fin heat exchanger for constant temperature control of converter gas |
-
2019
- 2019-08-01 CN CN201910705831.1A patent/CN110411234A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201066252Y (en) * | 2007-06-18 | 2008-05-28 | 深圳市华阳通科技发展有限公司 | Heat-exchanger with fin |
| CN103697633A (en) * | 2013-12-27 | 2014-04-02 | 无锡佳龙换热器制造有限公司 | Parallel flow heat exchanger |
| CN205535741U (en) * | 2016-05-04 | 2016-08-31 | 哈尔滨哈锅锅炉工程技术有限公司 | A two H type fin economizers of strong heat transfer for boiler |
| CN107036335A (en) * | 2017-05-08 | 2017-08-11 | 南京佳力图机房环境技术股份有限公司 | A kind of heavy duty detergent double-coil heat-exchanging device |
| CN211261859U (en) * | 2019-08-01 | 2020-08-14 | 中国科学院力学研究所 | Fin heat exchanger for constant temperature control of converter gas |
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