CN213652408U - Container type biogas generator set tail gas purification exhaust apparatus - Google Patents
Container type biogas generator set tail gas purification exhaust apparatus Download PDFInfo
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- CN213652408U CN213652408U CN202021264374.1U CN202021264374U CN213652408U CN 213652408 U CN213652408 U CN 213652408U CN 202021264374 U CN202021264374 U CN 202021264374U CN 213652408 U CN213652408 U CN 213652408U
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Abstract
The utility model discloses a container type biogas generating set tail gas purification exhaust apparatus, biogas generating set's exhaust emission pipeline intercommunication has vertical flaring type purification denitrifier, vertical flaring type purification denitrifier includes the import flue, flaring type purification denitrifier body and export flue, be provided with the flue gas rectifier in the import flue, this internal flat catalyst layer and the honeycomb catalyst layer of being equipped with of flaring type purification denitrifier, the honeycomb catalyst layer includes two or three honeycomb catalyst unit and the guide baffle of parallel arrangement, honeycomb catalyst unit's flue gas flow direction is 90 degrees to 120 degrees contained angles with flue gas mainstream flow direction, the guide baffle is 110 degrees to 145 degrees contained angles with flue gas mainstream flow direction, the export flue has docked nonrust corrugated steel pipe in proper order, flue gas muffler and exhaust chimney. The device is suitable for the exhaust purification and emission of container type biogas generator sets, and is high in denitration efficiency, large in treatment flow, energy-saving and environment-friendly.
Description
Technical Field
The utility model relates to a marsh gas power generation technical field, concretely relates to container type marsh gas generating set tail gas purification exhaust apparatus.
Background
As a clean and environment-friendly green energy source, the scale development and utilization of renewable energy has become an important way for solving the problems of energy shortage, environmental pollution, greenhouse effect and the like caused by fossil energy in the 21 st century. Methane obtained by separating and purifying methane. Meeting the energy demand of human is a main means for human to develop and utilize the biogas. The biogas power plant is an enterprise for collecting landfill gas of a household garbage landfill and kitchen waste fermentation gas to generate power. Along with the requirement of engineering capacity expansion, plant planning design is reasonably carried out, and on the basis of the existing plant type generator set of a fixed building, a container type biogas generator set is built to meet the increasing requirement of biogas power generation capacity expansion, and accordingly, the problems of tail gas purification, denitration and emission of the container type biogas generator set are one of the main research subjects facing currently.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art not enough, the technical problem that solve provides a container type biogas generating set exhaust purification exhaust apparatus, is applicable to container type biogas generating set's exhaust purification and discharges, and the denitration is efficient, and the treatment flow is big, can not cause other pollutions, energy-concerving and environment-protective.
The utility model discloses a make above-mentioned technical problem solve through following technical scheme.
The tail gas purification and exhaust device comprises a container type biogas generator set, wherein a tail gas exhaust pipeline of the biogas generator set is communicated with a vertical flaring type purification and denitration device, the vertical flaring type purification and denitration device comprises an inlet flue, a flaring type purification and denitration device body and an outlet flue, a flue gas rectifier is arranged in the inlet flue, a flat plate type catalyst layer and a honeycomb type catalyst layer are arranged in the flaring type purification and denitration device body at intervals along the flow direction of flue gas, the honeycomb type catalyst layer comprises two or three honeycomb type catalyst units which are arranged in parallel and a guide partition board which is matched with the honeycomb type catalyst units and is used for guiding the flue gas to turn to flow, the flow direction of the flue gas of the honeycomb type catalyst units and the flow direction of the main flue gas of the flaring type purification and denitration device body form an included angle of 90-120 degrees, and the guide partition board and the main flue gas flow direction of the flaring type purification and, the outlet flue is sequentially butted with a stainless steel corrugated pipe, a flue gas silencer and an exhaust chimney.
Preferably, the biogas generator set is a steam expansion generator set.
Preferably, the steam expansion generator set is an open screw expander generator set.
Preferably, the inlet flue, the flaring type purification denitrator body and the outlet flue are made of stainless steel materials.
Preferably, the smoke silencer is made of low alloy steel, and is provided with a water outlet.
Preferably, the flat-plate catalyst layer is a stainless steel pore plate coated with a titanium dioxide carrier and loaded with a platinum catalyst on the surface.
Preferably, the inlet flue is communicated with a flue gas cooling system.
Preferably, the flue gas cooling system comprises a cooling fan and an air supply pipeline.
The utility model has the advantages that:
1. adopt flaring type purification denitrator body, inside and use flat catalyst layer and honeycomb catalyst layer, compromise denitration efficiency and cost, flat catalyst layer province space, the resistance is less, the flue gas velocity of flow is very fast, effective area under the honeycomb catalyst layer unit volume is bigger, save the catalyst quantity, compromise the whole denitration efficiency of using simultaneously higher, flue gas treatment flow is bigger, can not cause other pollutions, purify the emission, energy-concerving and environment-protective.
2. Guide the flue gas through the direction baffle and turn to the import of honeycomb catalyst unit, honeycomb catalyst unit's flue gas flow direction is 90 degrees to 120 degrees contained angles with flue gas mainstream flow direction, the direction baffle is 110 degrees to 145 degrees contained angles with flue gas mainstream flow direction, make honeycomb catalyst unit's import sectional area be greater than flaring type purification denitrator body sectional area, the flue gas will reduce turning to the velocity of flow when flowing entering honeycomb catalyst unit, greatly increased reaction time, when improving denitration efficiency, help increasing denitration treatment flow.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention in an operating state;
fig. 2 is a schematic structural diagram of an embodiment of the present invention;
FIG. 3 is a schematic perspective view of FIG. 2 at A;
fig. 4 is a schematic structural view of the honeycomb catalyst unit in fig. 3.
Reference numerals: the device comprises a vertical flaring type purification and denitration device, a 2-inlet flue, a 3-flaring type purification and denitration device body, a 4-outlet flue, a 5-flue gas rectifier, a 6-flat plate type catalyst layer, a 7-honeycomb type catalyst layer, an 8-honeycomb type catalyst unit, a 9-guide partition plate, a 10-stainless steel corrugated pipe, a 11-flue gas silencer and a 12-exhaust chimney.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the container type tail gas purification and exhaust device for a biogas generator set of the embodiment of the present invention is a steam expansion generator set, specifically, an open type screw expander generator set. The tail gas discharge pipeline of the biogas generator set is communicated with a vertical flaring type purification denitrator 1, the vertical flaring type purification denitrator 1 comprises an inlet flue 2, a flaring type purification denitrator body 3 and an outlet flue 4, and the inlet flue 2, the flaring type purification denitrator body 3 and the outlet flue 4 are made of stainless steel materials. The outlet flue 4 is sequentially connected with a stainless steel corrugated pipe 10, a flue gas silencer 11 and an exhaust chimney 12 in a butt joint mode. The inlet flue 2 is communicated with a flue gas cooling system, and further, the flue gas cooling system comprises a cooling fan and an air supply pipeline. The smoke silencer 11 is made of low alloy steel, and the smoke silencer 11 is provided with a water outlet.
As shown in fig. 2 to 4, a flue gas rectifier 5 is disposed in the inlet flue 2, flat-plate catalyst layers 6 and honeycomb catalyst layers 7 are disposed at intervals in the flaring type purifying and denitrating device body 3 along the flow direction of flue gas, and specifically, the flat-plate catalyst layers 6 are stainless steel pore plates coated with titanium dioxide carrier surfaces and loaded with platinum catalysts. The honeycomb catalyst layer 7 includes two or three honeycomb catalyst units 8 arranged in parallel and a guiding partition 9, in this embodiment, two honeycomb catalyst units 8, cooperating with the honeycomb catalyst units 8 for guiding the smoke to turn and flow. The flue gas flow direction of honeycomb catalyst unit 8 with the flue gas mainstream flow direction of flaring type purification denitrator body 3 is 90 degrees to 120 degrees contained angles, guide baffle 9 with the flue gas mainstream flow direction of flaring type purification denitrator body 3 is 110 degrees to 145 degrees contained angles.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (8)
1. Container type biogas generating set tail gas purification exhaust apparatus, characterized by: the tail gas discharge pipeline of the biogas generator set is communicated with a vertical flaring type purification denitrator (1), the vertical flaring type purification denitrator (1) comprises an inlet flue (2), a flaring type purification denitrator body (3) and an outlet flue (4), a flue gas rectifier (5) is arranged in the inlet flue (2), flat-plate catalyst layers (6) and honeycomb catalyst layers (7) are arranged in the flaring type purification denitrator body (3) at intervals along the flow direction of flue gas, the honeycomb catalyst layers (7) comprise two or three honeycomb catalyst units (8) which are arranged in parallel and guide partition plates (9) which are matched with the honeycomb catalyst units (8) and used for guiding the flue gas to turn to flow, the flow direction of the flue gas of the honeycomb catalyst units (8) and the flow direction of the flue gas of the flaring type purification denitrator body (3) form an included angle of 90-120 degrees, the flue gas main flow direction of direction baffle (9) with flaring type purification and denitration ware body (3) is 110 degrees to 145 degrees contained angles, export flue (4) have dock nonrust corrugated steel pipe (10), flue gas muffler (11) and exhaust chimney (12) in proper order.
2. The container type biogas generator set tail gas purification and exhaust device according to claim 1, characterized in that: the methane generator set is a steam expansion generator set.
3. The container type biogas generator set tail gas purification and exhaust device according to claim 2, characterized in that: the steam expansion generator set is an open type screw expander generator set.
4. The container type biogas generator set tail gas purification and exhaust device according to claim 1, characterized in that: the inlet flue (2), the flaring type purification denitrator body (3) and the outlet flue (4) are made of stainless steel.
5. The container type biogas generator set tail gas purification and exhaust device according to claim 1, characterized in that: the smoke silencer (11) is made of low alloy steel, and a water outlet is formed in the smoke silencer (11).
6. The container type biogas generator set tail gas purification and exhaust device according to claim 1, characterized in that: the flat-plate catalyst layer (6) adopts a stainless steel pore plate coated with a titanium dioxide carrier and loaded with a platinum catalyst on the surface.
7. The container type biogas generator set tail gas purification and exhaust device according to claim 1, characterized in that: the inlet flue (2) is communicated with a flue gas cooling system.
8. The container type biogas generator set tail gas purification and exhaust device according to claim 7, characterized in that: the flue gas cooling system comprises a cooling fan and an air supply pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021264374.1U CN213652408U (en) | 2020-07-02 | 2020-07-02 | Container type biogas generator set tail gas purification exhaust apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021264374.1U CN213652408U (en) | 2020-07-02 | 2020-07-02 | Container type biogas generator set tail gas purification exhaust apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213652408U true CN213652408U (en) | 2021-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021264374.1U Active CN213652408U (en) | 2020-07-02 | 2020-07-02 | Container type biogas generator set tail gas purification exhaust apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213652408U (en) |
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2020
- 2020-07-02 CN CN202021264374.1U patent/CN213652408U/en active Active
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