CN215572068U - Catalyst regeneration calcining furnace - Google Patents
Catalyst regeneration calcining furnace Download PDFInfo
- Publication number
- CN215572068U CN215572068U CN202023329246.3U CN202023329246U CN215572068U CN 215572068 U CN215572068 U CN 215572068U CN 202023329246 U CN202023329246 U CN 202023329246U CN 215572068 U CN215572068 U CN 215572068U
- Authority
- CN
- China
- Prior art keywords
- area
- cooling
- area device
- catalyst regeneration
- fan
- 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.)
- Active
Links
Images
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
A catalyst regeneration calcining furnace relates to a drying equipment manufacturing domain. The catalyst regeneration calciner comprises: the calcining furnace comprises a main body frame of the calcining furnace, a cooling area device, a heat preservation area device and a heating area device; the main frame of the calcining furnace is provided with three areas, wherein the first area is formed by a cooling area device, the second area is formed by a heat preservation area device, and the third area is formed by a heating area device; the cooling area device is provided with three cooling areas; the heat preservation area device is provided with a heat preservation area; the temperature rising area device is provided with three temperature rising areas. The catalyst regeneration calciner has obvious structural division, and is respectively a cooling zone device, a heat preservation zone device and a temperature rising zone device, and each zone device is provided with a plurality of layers of functional zones so as to realize the accurate operation of the catalyst product on the control of cooling temperature, heat preservation temperature and temperature rising, thereby realizing the improvement of related regeneration equipment and realizing the multi-functionalization.
Description
Technical Field
The utility model relates to the field of catalyst regeneration, in particular to a catalyst regeneration calcining furnace.
Background
The Selective Catalytic Reduction (SCR) denitration technology is widely applied to a denitration system of a coal-fired power plant due to its high-efficiency and reliable denitration performance. In the whole SCR denitration system, the catalyst is a core component, and the proportion occupied in the direct investment of equipment is relatively large.
If the inactivated SCR catalyst is not properly treated, the toxic action of a machine gun on human bodies and the environment can be caused, and if the inactivated SCR catalyst is subjected to regeneration treatment, the service cycle of the SCR catalyst can be effectively prolonged, the economic cost and the toxic action are reduced, so that the regeneration of the SCR denitration catalyst is significant.
In the related art, the regeneration device of the catalyst simply dries the catalyst, which is not beneficial to the loading of the active substance and the improvement of the mechanical strength of the denitration catalyst.
SUMMERY OF THE UTILITY MODEL
The utility model provides a catalyst regeneration calcining furnace, which is used for solving the problem of simple function of catalyst regeneration equipment in the related technology. The technical scheme is as follows:
the utility model provides a catalyst regeneration calcining furnace, which comprises: the calcining furnace comprises a main body frame of the calcining furnace, a cooling area device, a heat preservation area device and a heating area device;
the main frame of the calcining furnace is provided with three areas, wherein the first area is formed by the cooling area device, the second area is formed by the heat preservation area device, and the third area is formed by the temperature rising area device;
the cooling area device is provided with three cooling areas, namely a cooling area I, a cooling area II and a cooling area III; the heat preservation area device is provided with a heat preservation area; the temperature raising area device is provided with three temperature raising areas, namely a temperature raising area I, a temperature raising area II and a temperature raising area III;
the heat insulation material of the heat insulation area device is made of ceramic fiber materials, and the lining material of the heat insulation area device is made of steel plate materials; the inner lining and the air duct of the heating area device are made of heat-resistant steel plates; the cooling area device is made of steel plates.
Optionally, the three temperature rising areas are respectively provided with a circulating fan, and the fan power of the circulating fan is 7.5 kw.
Optionally, the three temperature-raising areas are respectively provided with an electric heating device, and the gas in the temperature-raising areas is forced to circulate and convect by the circulating fan on the top to form a thermal circulation flow field.
Optionally, the three heating areas are respectively provided with a stainless steel exhaust gas fan, the stainless steel exhaust gas fan is provided with 9 exhaust gas branch pipes which are uniformly distributed at the top of the heating areas, and the stainless steel exhaust gas fan is used for discharging part of exhaust gas in a circulating air duct of the circulating fan and diluting the exhaust gas in the circulating air duct.
Optionally, the three cooling areas are respectively provided with a residual heat extraction fan, the top of each cooling area is provided with 9 residual heat extraction branch pipes and 9 fresh air inlet ports, residual heat extraction is realized through the residual heat extraction fans, and fresh air is sucked through the 9 residual heat extraction branch pipes and the 9 fresh air inlet ports to cool the catalyst product.
Optionally, the circulating fans are all adjusted by frequency conversion.
The utility model has the following beneficial effects:
in the utility model, the catalyst regeneration calcining furnace has obvious structural division and is respectively a cooling area device, a heat preservation area device and a heating area device, and each area device is provided with a plurality of layers of functional areas so as to realize the accurate operation of the catalyst product on the cooling temperature, the heat preservation temperature and the heating control, thereby realizing the improvement of related regeneration equipment and realizing the multi-functionalization.
Drawings
Fig. 1 shows a schematic structural diagram of a catalyst regeneration calciner provided by an exemplary embodiment of the present invention.
With the foregoing drawings in mind, certain embodiments of the disclosure have been shown and described in more detail below. These drawings and written description are not intended to limit the scope of the disclosed concepts in any way, but rather to illustrate the concepts of the disclosure to those skilled in the art by reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Reference herein to "a plurality" means two or more. "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.
FIG. 1 shows a schematic structural diagram of a catalyst regeneration calciner provided by the utility model.
As shown in fig. 1, the catalyst regeneration calciner includes: a main body frame of the calcining furnace, a cooling area device, a heat preservation area device and a heat rising area device.
The main frame of the calcining furnace is provided with three areas, wherein the first area is formed by a cooling area device, the second area is formed by a heat preservation area device, and the third area is formed by a heating area device.
The cooling zone device is provided with three cooling zones, namely a cooling zone I, a cooling zone II and a cooling zone III. The heat preservation area device is provided with a heat preservation area. The heating area device is provided with three heating areas, namely a heating area I, a heating area II and a heating area III.
The heat insulation material of the heat insulation area device is made of ceramic fiber materials, and the lining material of the heat insulation area device is made of steel plate materials. The lining and air duct of the heating area device are made of heat-resistant steel plates. The cooling area device is made of steel plates.
Optionally, the three temperature rising areas are respectively provided with a circulating fan, and the fan power of the circulating fan is 7.5 kw.
Optionally, the three heating areas are respectively provided with an electric heating device, and the gas in the heating areas is forced to circulate and convect by a circulating fan on the top to form a thermal circulation flow field.
Optionally, the three temperature rising areas are respectively provided with a stainless steel waste gas exhaust fan, the stainless steel waste gas exhaust fan is provided with 9 waste gas exhaust branch pipes which are uniformly distributed at the top of the temperature rising areas, and the stainless steel waste gas exhaust fan is used for exhausting part of waste gas in a circulating air duct of the circulating fan and diluting the waste gas in the circulating air duct.
Optionally, the three cooling areas are respectively provided with a residual heat extraction fan, the top of each cooling area is provided with 9 residual heat extraction branch pipes and 9 fresh air inlet ports, residual heat extraction is realized through the residual heat extraction fans, and fresh air is sucked through the 9 residual heat extraction branch pipes and the 9 fresh air inlet ports to cool the catalyst products.
Optionally, the circulating fans are adjusted by frequency conversion.
In conclusion, the catalyst regeneration calcining furnace has obvious structural division, and is respectively provided with a cooling area device, a heat preservation area device and a temperature rise area device, and each area device is provided with a plurality of layers of functional areas so as to realize accurate operation of catalyst products on cooling temperature, heat preservation temperature and temperature rise control, thereby realizing improvement of related regeneration equipment and realizing multiple functions.
Introduction of working principle and parameters
Catalyst product: a honeycomb SCR;
firing temperature: 500-650 ℃;
atmosphere: an atmospheric atmosphere;
parameters of a main body frame of the calcining furnace: total length 23000 mm;
device parameters of the temperature rising zone: the temperature rising area device comprises a patio, a side wall and a hearth, wherein the patio and the side wall are made of fiber materials, and the hearth is made of heat insulation refractory bricks;
cooling zone device parameters: the cooling area device comprises a patio, a side wall and a hearth, wherein the patio and the side wall are made of fiber materials, and the hearth is made of heat-insulating refractory bricks;
insulation area device parameters: the heat preservation area device comprises a patio, a side wall and a hearth, wherein the patio and the side wall are made of fiber materials, and the hearth is made of heat-insulating refractory bricks;
heating mode of the heating area device: electrical resistance heating;
cooling mode of cooling zone device: indirect cooling (using tube-in-tube indirect cooling mode).
On the basis of the above embodiments, it should be noted that, in order to enhance the precise control of the temperature in the kiln, the temperature-raising region device is provided with an electric heating system, the electric heating system adopts an electric heating pipe as a heating element for heating, each temperature-raising region is controlled by 7 groups, and each temperature-raising region is provided with 5 groups of temperature-raising sections, 1 group of constant temperature sections and 1 group of slow cooling sections.
In addition, it should be noted that the catalyst regeneration calciner shows a critical structure, and some conventional components are not illustrated, but are within the protection scope of the present invention, such as an electric energy driving part, an indicator light and other conventional components.
The utility model is not to be considered as limited to the particular embodiments shown and described, but is to be understood that various modifications, equivalents, improvements and the like can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. A catalyst regeneration calciner, characterized in that the catalyst regeneration calciner comprises: the calcining furnace comprises a main body frame of the calcining furnace, a cooling area device, a heat preservation area device and a heating area device;
the main frame of the calcining furnace is provided with three areas, wherein the first area is formed by the cooling area device, the second area is formed by the heat preservation area device, and the third area is formed by the temperature rising area device;
the cooling area device is provided with three cooling areas, namely a cooling area I, a cooling area II and a cooling area III; the heat preservation area device is provided with a heat preservation area; the temperature raising area device is provided with three temperature raising areas, namely a temperature raising area I, a temperature raising area II and a temperature raising area III;
the heat insulation material of the heat insulation area device is made of ceramic fiber materials, and the lining material of the heat insulation area device is made of steel plate materials; the inner lining and the air duct of the heating area device are made of heat-resistant steel plates; the cooling area device is made of steel plates.
2. The catalyst regeneration calciner of claim 1 wherein each of the three temperature rise zones is provided with a recycle fan, and the fan power of the recycle fan is 7.5 kw.
3. The catalyst regeneration calciner of claim 2 wherein each of the three heating zones is provided with an electric heating device, and the gas in the heating zone is forced to circulate and convect by the circulating fan at the top to form a thermal circulation flow field.
4. The catalyst regeneration calciner of claim 2 wherein each of the three temperature rising zones is provided with a stainless steel exhaust gas fan, the stainless steel exhaust gas fan is provided with 9 exhaust gas branch pipes which are uniformly distributed on the top of the temperature rising zone, and the stainless steel exhaust gas fan is used for discharging part of exhaust gas in a circulating air duct of the circulating fan and diluting the exhaust gas in the circulating air duct.
5. The catalyst regeneration calciner of claim 1 wherein each of the three cooling zones is provided with a residual heat extraction fan, the top of the cooling zone is provided with 9 residual heat extraction branch pipes and 9 fresh air inlets, residual heat extraction is realized by the residual heat extraction fans, and fresh air is sucked through the 9 residual heat extraction branch pipes and the 9 fresh air inlets to cool the catalyst products.
6. The catalyst regeneration calciner of any one of claims 2 to 5, wherein the recycle blowers are all frequency-variable regulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023329246.3U CN215572068U (en) | 2020-12-31 | 2020-12-31 | Catalyst regeneration calcining furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023329246.3U CN215572068U (en) | 2020-12-31 | 2020-12-31 | Catalyst regeneration calcining furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215572068U true CN215572068U (en) | 2022-01-18 |
Family
ID=79816017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023329246.3U Active CN215572068U (en) | 2020-12-31 | 2020-12-31 | Catalyst regeneration calcining furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215572068U (en) |
-
2020
- 2020-12-31 CN CN202023329246.3U patent/CN215572068U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106288683B (en) | A kind of Chinese medicine workshop circulation drier | |
| CN205262173U (en) | Double -deck sintering furnace | |
| CN107747862A (en) | A kind of ceramic drying kiln | |
| CN213631514U (en) | Gas flame-proof particle product roasting roller kiln | |
| CN203595390U (en) | SCR denitration catalyst roasting furnace conducting heating through electricity and natural gas | |
| CN215572068U (en) | Catalyst regeneration calcining furnace | |
| CN210070633U (en) | Waste heat recovery system in ceramsite production | |
| CN111102832A (en) | Denitration catalyst is calcined with multilayer guipure kiln and guipure kiln control system | |
| CN105403061A (en) | Energy saving kiln with cooling waste heat cyclically used for improving combustion supporting air temperature | |
| CN202032846U (en) | Tunnel drier used for drying denitration catalyst | |
| CN211005499U (en) | Multifunctional continuous roller hearth type heat treatment furnace | |
| CN207610532U (en) | A kind of drying and calcining one furnace apparatus | |
| CN204830907U (en) | Energy -conserving kiln of pottery calcination | |
| CN214172902U (en) | High-efficiency energy-saving tunnel kiln | |
| CN210657063U (en) | High-efficient qxcomm technology adds hot type annealing stove | |
| CN210602845U (en) | Collecting and processing device for kiln flue gas | |
| CN112815626A (en) | Method for producing ceramic and special equipment thereof | |
| CN208794983U (en) | A kind of multi-layer drawer holding furnace | |
| CN207635840U (en) | A kind of tunnel oven | |
| CN210802024U (en) | Roasting furnace with temperature circulating system | |
| CN211316933U (en) | Energy-efficient tunnel cave | |
| CN210492441U (en) | Tealeaves curer circulation system of preheating based on heat pipe | |
| CN214095503U (en) | Honeycomb formula SCR catalyst regeneration drying equipment | |
| CN213955959U (en) | Tunnel cave heat energy cyclic utilization system | |
| CN112791749A (en) | Honeycomb-shaped automobile exhaust purification catalyst roasting furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |