CN111876167A - Gas flow adjusting device and coke oven - Google Patents
Gas flow adjusting device and coke oven Download PDFInfo
- Publication number
- CN111876167A CN111876167A CN202010837321.2A CN202010837321A CN111876167A CN 111876167 A CN111876167 A CN 111876167A CN 202010837321 A CN202010837321 A CN 202010837321A CN 111876167 A CN111876167 A CN 111876167A
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- China
- Prior art keywords
- gas flow
- steel pipe
- regulating device
- flow regulating
- coke oven
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- 239000000571 coke Substances 0.000 title claims abstract description 63
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 47
- 239000010959 steel Substances 0.000 claims abstract description 47
- 230000001105 regulatory effect Effects 0.000 claims abstract description 38
- 238000002485 combustion reaction Methods 0.000 claims abstract description 33
- 108091006146 Channels Proteins 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims description 17
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000003763 carbonization Methods 0.000 abstract description 23
- 238000000034 method Methods 0.000 description 8
- 238000011084 recovery Methods 0.000 description 6
- 238000004939 coking Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B21/00—Heating of coke ovens with combustible gases
- C10B21/10—Regulating and controlling the combustion
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Coke Industry (AREA)
Abstract
The embodiment of the disclosure provides a gas flow regulating device and a coke oven. A gas flow regulating device is used in a combustion air channel, the combustion air channel is communicated with a working medium gas channel, and the gas flow regulating device comprises: a sealing cover positioned at the opening of the top of the combustion air channel; the steel pipe is hermetically assembled with the sealing cover and can slide up and down relative to the sealing cover; locate the valve body of steel pipe bottom, including the flange with steel pipe fixed connection to and with flange joint's cavity barrel, the lateral wall of cavity barrel has at least one trompil, and when steel pipe sealed lid slided from top to bottom relatively, the relative area of at least one trompil and working medium gas channel export increased or reduced. By adopting the gas flow regulating device and the coke oven, the flow of the working medium gas entering the coke oven carbonization chamber or the vertical flue of the combustion chamber can be conveniently controlled, the regulation of the pressure and the temperature of the coke oven carbonization chamber or the vertical flue of the combustion chamber can be realized, and the thermal efficiency of the coke oven can be improved.
Description
Technical Field
The disclosure relates to the technical field of metallurgical coking industry, in particular to a gas flow regulating device and a coke oven.
Background
The coking industry is a complex process for producing coke, coke oven gas and various chemical products by high-temperature dry distillation of blended coal under the condition of air isolation, wherein a coke oven is a core thermal device of the coking industry, and the blended coal is converted into a final product in a coke oven carbonization chamber through complex physical and chemical changes. At present, the types of coke ovens in the world are more, and the coke ovens mainly comprise: conventional top-loading coke ovens, conventional stamp-charging coke ovens, horizontal heat recovery coke ovens, and vertical heat recovery coke ovens.
How to control the flow of working medium gas entering a coke oven carbonization chamber or a vertical flue of a combustion chamber is a technical problem to be solved urgently at present.
Disclosure of Invention
The embodiment of the disclosure provides a gas flow regulating device and a coke oven, which are used for controlling the flow of working medium gas entering a coke oven carbonization chamber or a vertical flue of a combustion chamber, realizing the regulation of the pressure and the temperature of the coke oven carbonization chamber or the vertical flue of the combustion chamber and improving the thermal efficiency of the coke oven.
According to an aspect of the embodiments of the present disclosure, there is provided a gas flow regulating device for use in a combustion air passage, the combustion air passage being communicated with a working medium gas passage, the gas flow regulating device including:
a sealing cover positioned at the opening of the top of the combustion air channel;
the steel pipe is hermetically assembled with the sealing cover and can slide up and down relative to the sealing cover;
locate the valve body of steel pipe bottom, including the flange with steel pipe fixed connection to and with flange joint's cavity barrel, the lateral wall of cavity barrel has at least one trompil, and when steel pipe sealed lid slided from top to bottom relatively, the relative area of at least one trompil and working medium gas channel export increased or reduced.
In some embodiments, the hollow cylinder is rectangular or circular in cross-section.
In some embodiments, the steel tube is also rotatable relative to the seal cap about the axis of the steel tube; the cross section of the hollow cylinder body is circular, and when the steel pipe rotates around the axis of the steel pipe relative to the sealing cover, the relative area of the at least one opening and the working medium gas channel outlet is increased or decreased.
In some embodiments, the gas flow regulating device further comprises a support handle fixedly connected with the steel pipe and positioned on one side of the sealing cover away from the valve body.
In some embodiments, the support handle is connected with an actuating mechanism, and the actuating mechanism drives the support handle to move up and down or rotate around the axis of the steel pipe; the actuating mechanism comprises an electric actuating mechanism, a pneumatic actuating mechanism or a hydraulic actuating mechanism.
In some embodiments, the bottom end of the steel pipe is threaded or welded to the flange.
In some embodiments, the gas flow regulating device further comprises: the distributor is located below the valve body and is in a hollow cylindrical shape, the bottom of the distributor is closed, and the side wall of the distributor is provided with a plurality of air outlet holes distributed along the circumferential direction.
In some embodiments, the outlet holes are rectangular and the long sides extend in the height direction.
In some embodiments, the top of the dispenser is cylindrical or cruciform.
According to another aspect of the disclosed embodiments, there is provided a coke oven including any one of the gas flow regulating devices described above.
By adopting the gas flow regulating device and the coke oven disclosed by the embodiment of the disclosure, the flow of the working medium gas entering the coke oven carbonization chamber or the vertical flue of the combustion chamber is controlled, the regulation of the pressure and the temperature of the coke oven carbonization chamber or the vertical flue of the combustion chamber is realized, and the thermal efficiency of the coke oven is improved.
Of course, not all advantages described above need to be achieved at the same time by a product or method that implements any embodiment of the disclosure.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure or the related art, the drawings used in the description of the embodiments of the present disclosure or the related art are briefly introduced below. It is to be understood that the drawings in the following description are merely exemplary of the disclosure, and that other drawings may be derived from those drawings by one of ordinary skill in the art without the exercise of inventive faculty.
Fig. 1 is a schematic cross-sectional view of a gas flow regulating device according to some embodiments of the present disclosure.
Reference numerals: 1-a steel pipe; 2-a support handle; 3-sealing the cover; 4-a flange; 5-hollow cylinder body; 6-a distributor.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by one of ordinary skill in the art from the embodiments disclosed herein without making any creative effort, shall fall within the scope of protection of the present disclosure.
In order to control the flow of working medium gas entering a coke oven carbonization chamber or a vertical flue of a combustion chamber, realize the regulation of the pressure and the temperature of the coke oven carbonization chamber or the vertical flue of the combustion chamber and improve the thermal efficiency of a coke oven, the embodiment of the disclosure provides a gas flow regulating device and a coke oven.
As shown in fig. 1, wherein, the right side of fig. 1 is a sectional view of a left side a-a direction, a left side B-B direction, a left side C-C direction, a left side D-D direction, a left side E-E direction and a left side F-F direction in sequence, the embodiment of the present disclosure provides a gas flow regulating device, which is used in a combustion air channel, the combustion air channel is communicated with a working medium gas channel, and the gas flow regulating device includes:
a sealing cover 3 positioned at the top opening of the combustion air passage;
the steel pipe 1 is hermetically assembled with the sealing cover 3 and can slide up and down relative to the sealing cover 3;
locate the valve body of 1 bottom of steel pipe, including the flange 4 with 1 fixed connection of steel pipe to and the cavity barrel 5 of being connected with flange 4, the lateral wall of cavity barrel 5 has at least one trompil, and when the relative sealed lid 3 of steel pipe 1 slided from top to bottom, the relative area of at least one trompil and working medium gas channel export increased or reduced.
In some embodiments, the hollow cylinder 5 is rectangular or circular in cross-section.
The steel pipe 1 slides up and down relative to the sealing cover 3, so that the relative area between the opening of the side wall of the hollow cylinder 5 and the outlet of the working medium gas channel is changed, the flow of the working medium gas entering the coke oven carbonization chamber or the combustion chamber vertical flue through the gas flow adjusting device is controlled, the pressure and the temperature of the coke oven carbonization chamber or the combustion chamber vertical flue are adjusted, and the thermal efficiency of the coke oven is improved.
In some embodiments, the steel tube 1 can also rotate around the axis of the steel tube 1 relative to the sealing cover 3; the cross section of the hollow cylinder 5 is circular, and when the steel pipe 1 rotates around the axis of the steel pipe 1 relative to the sealing cover 3, the relative area of at least one opening of the side wall of the hollow cylinder 5 and the outlet of the working medium gas channel is increased or reduced.
The steel pipe 1 rotates around the axis of the steel pipe 1 relative to the sealing cover 3, the size of the relative area between the opening of the side wall of the hollow cylinder 5 and the outlet of the working medium gas channel is changed, so that the flow of the working medium gas entering the coke oven carbonization chamber or the combustion chamber vertical flue through the gas flow adjusting device is controlled, the adjustment of the pressure and the temperature of the coke oven carbonization chamber or the combustion chamber vertical flue is realized, and the thermal efficiency of the coke oven is improved.
In some embodiments, the gas flow regulating device further comprises a support handle 2 fixedly connected with the steel tube 1 and positioned at one side of the sealing cover 3 far away from the valve body.
The steel pipe 1 slides or rotates up and down relative to the sealing cover 3 by operating the support handle 2, so that the relative area between the opening of the side wall of the hollow cylinder 5 and the outlet of the working medium gas channel is increased or reduced, the flow of the working medium gas entering the coke oven carbonization chamber or the combustion chamber vertical flue through the gas flow regulating device is controlled, the pressure and the temperature of the coke oven carbonization chamber or the combustion chamber vertical flue are regulated, and the thermal efficiency of the coke oven is improved.
One end of the steel pipe 1 close to the support handle 2 is open, the pressure and the temperature in a working medium gas channel in a combustion air channel or a coke oven carbonization chamber can be manually or automatically measured through the open end, and the gas flow regulating device is rotated or lifted through manual regulation or automatic regulation based on the measured pressure and temperature so as to realize quantitative regulation of gas flow.
In some embodiments, the support handle 2 is connected with an actuating mechanism, and the actuating mechanism drives the support handle 2 to move up and down or rotate around the axis of the steel pipe 1; the actuating mechanism comprises an electric actuating mechanism, a pneumatic actuating mechanism or a hydraulic actuating mechanism.
The actuating mechanism drives the support handle 2 to move up and down or rotate around the axis of the steel pipe 1, so that the steel pipe 1 slides or rotates up and down relative to the sealing cover 3, the relative area between the opening of the side wall of the hollow cylinder 5 and the outlet of the working medium gas channel is increased or reduced, the flow of the working medium gas entering the coke oven carbonization chamber or the combustion chamber vertical flue through the gas flow regulating device is controlled, the regulation of the pressure and the temperature of the coke oven carbonization chamber or the combustion chamber vertical flue is realized, and the thermal efficiency of the coke oven is improved.
In some embodiments, the bottom end of the steel pipe 1 is connected with the flange 4 in a threaded manner, or the bottom end of the steel pipe 1 is welded with the flange 4.
In some embodiments, the gas flow regulating device is applied in a top-loading coke oven, a stamp-charging coke oven, a vertical heat recovery coke oven, or a horizontal heat recovery coke oven.
For the horizontal heat recovery coke oven, because gas directly enters the coking chamber through the gas flow regulating device in the combustion-supporting air channel, the gas is easy to directly contact the surface of a coke cake, and the phenomenon of coke burning loss is caused, a hollow cylindrical distributor 6 is connected below a valve body of the gas flow regulating device, the bottom of the distributor 6 and the side wall with an air outlet hole extend into the top space of the coking chamber, and the air outlet hole is arranged in a position that the gas flows in a direction avoiding the coke surface and other gas flow channels.
In some embodiments, the gas flow regulating device further comprises: the distributor 6 is located below the valve body and is in a hollow cylindrical shape, the bottom of the distributor 6 is closed, and the side wall of the distributor 6 is provided with a plurality of air outlet holes distributed along the circumferential direction.
By adopting the embodiment of the disclosure, the gas flow regulating device connected with the distributor 6 is operated to control the size and the direction of the gas flow entering the carbonization chamber, thereby realizing the regulation of the pressure and the temperature of the carbonization chamber of the coke oven and preventing the occurrence of coke burning loss and gas circulation short circuit caused by the direct flow of gas to the coke surface and other gas flow channels.
In some embodiments, the outlet holes are rectangular and the long sides extend in the height direction.
In some embodiments, the top of the distributor 6 is cylindrical or cruciform.
The distributor 6 includes a sleeve, a hoop, a collar for a shaft, a set screw or a pin, etc. which can fix the distributor 6 in the combustion air passage.
In some embodiments, the gas flow regulating device is applied in a horizontal heat recovery coke oven.
The embodiment of the disclosure also provides a coke oven, which comprises the gas flow regulating device shown in figure 1.
By adopting the gas flow regulating device and the coke oven of the embodiment of the disclosure, the flow of the working medium gas entering the coke oven carbonization chamber or the vertical flue of the combustion chamber can be conveniently controlled, the regulation of the pressure and the temperature of the coke oven carbonization chamber or the vertical flue of the combustion chamber can be realized, and the thermal efficiency of the coke oven can be improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above description is only for the preferred embodiment of the present disclosure, and is not intended to limit the scope of the present disclosure. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present disclosure are included in the scope of protection of the present disclosure.
Claims (10)
1. The utility model provides a gas flow adjusting device for among the combustion air passageway, the combustion air passageway communicates with working medium gas passage, its characterized in that includes:
a sealing cover positioned at the opening of the top of the combustion air channel;
the steel pipe is hermetically assembled with the sealing cover and can slide up and down relative to the sealing cover;
locate the valve body of steel pipe bottom, including the flange with steel pipe fixed connection to and with flange joint's cavity barrel, the lateral wall of cavity barrel has at least one trompil, and when steel pipe sealed lid slided from top to bottom relatively, the relative area of at least one trompil and working medium gas channel export increased or reduced.
2. The gas flow regulating device according to claim 1, wherein the hollow cylinder has a rectangular or circular cross-section.
3. The gas flow regulating device according to claim 1, wherein the steel pipe is further rotatable about an axis of the steel pipe relative to the sealing cap; the cross section of the hollow cylinder body is circular, and when the steel pipe rotates around the axis of the steel pipe relative to the sealing cover, the relative area of the at least one opening and the working medium gas channel outlet is increased or decreased.
4. The gas flow regulating device of claim 1, further comprising a stem fixedly attached to the steel tube and positioned on a side of the sealing cap away from the valve body.
5. The gas flow regulating device according to claim 4, wherein the holder handle is connected with an actuator, and the actuator drives the holder handle to move up and down or rotate around the axis of the steel pipe;
the actuating mechanism comprises an electric actuating mechanism, a pneumatic actuating mechanism or a hydraulic actuating mechanism.
6. The gas flow regulating device according to claim 1, wherein the bottom end of the steel pipe is screwed to the flange, or the bottom end of the steel pipe is welded to the flange.
7. The gas flow regulating device according to any one of claims 1 to 6, further comprising: the distributor is located below the valve body and is in a hollow cylindrical shape, the bottom of the distributor is closed, and the side wall of the distributor is provided with a plurality of air outlet holes distributed along the circumferential direction.
8. The gas flow regulating device according to claim 7, wherein the outlet hole is a rectangular outlet hole and the long side extends in the height direction.
9. The gas flow regulating device according to claim 7, wherein the top of the distributor is cylindrical or cross-shaped.
10. Coke oven, characterized in that it comprises a gas flow regulating device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010837321.2A CN111876167B (en) | 2020-08-19 | 2020-08-19 | Gas flow regulating device and coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010837321.2A CN111876167B (en) | 2020-08-19 | 2020-08-19 | Gas flow regulating device and coke oven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111876167A true CN111876167A (en) | 2020-11-03 |
| CN111876167B CN111876167B (en) | 2024-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010837321.2A Active CN111876167B (en) | 2020-08-19 | 2020-08-19 | Gas flow regulating device and coke oven |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074379A (en) * | 2021-03-30 | 2021-07-06 | 龙南鑫坤无机新材料有限公司 | Equipment for removing nitrogen oxide at high temperature |
| CN115093862A (en) * | 2022-06-14 | 2022-09-23 | 鞍山华泰环能工程技术有限公司 | Flue structure, pressure adjusting method of flue structure and coke oven |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01174819A (en) * | 1987-12-28 | 1989-07-11 | Yamatake Honeywell Co Ltd | Flow control valve for gas |
| CN2370170Y (en) * | 1999-03-18 | 2000-03-22 | 唐琳海 | Electric control flow regulation pressure reducing valve for gasous fuel automobile |
| CN202082332U (en) * | 2011-04-27 | 2011-12-21 | 江苏大学 | Control valve with adjustable throughflow area for connecting air spring with auxiliary air chamber |
| CN212316014U (en) * | 2020-08-19 | 2021-01-08 | 鞍山华泰环能工程技术有限公司 | Gas flow adjusting device and coke oven |
-
2020
- 2020-08-19 CN CN202010837321.2A patent/CN111876167B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01174819A (en) * | 1987-12-28 | 1989-07-11 | Yamatake Honeywell Co Ltd | Flow control valve for gas |
| CN2370170Y (en) * | 1999-03-18 | 2000-03-22 | 唐琳海 | Electric control flow regulation pressure reducing valve for gasous fuel automobile |
| CN202082332U (en) * | 2011-04-27 | 2011-12-21 | 江苏大学 | Control valve with adjustable throughflow area for connecting air spring with auxiliary air chamber |
| CN212316014U (en) * | 2020-08-19 | 2021-01-08 | 鞍山华泰环能工程技术有限公司 | Gas flow adjusting device and coke oven |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074379A (en) * | 2021-03-30 | 2021-07-06 | 龙南鑫坤无机新材料有限公司 | Equipment for removing nitrogen oxide at high temperature |
| CN115093862A (en) * | 2022-06-14 | 2022-09-23 | 鞍山华泰环能工程技术有限公司 | Flue structure, pressure adjusting method of flue structure and coke oven |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111876167B (en) | 2024-07-23 |
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