CN215138511U - Flue gas desulfurization and denitrification device - Google Patents
Flue gas desulfurization and denitrification device Download PDFInfo
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- CN215138511U CN215138511U CN202120846132.1U CN202120846132U CN215138511U CN 215138511 U CN215138511 U CN 215138511U CN 202120846132 U CN202120846132 U CN 202120846132U CN 215138511 U CN215138511 U CN 215138511U
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- desulfurization
- flue gas
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Abstract
The utility model discloses a flue gas desulfurization and denitrification device. The flue gas desulfurization and denitrification device comprises a tower body, a desulfurization and denitrification reaction chamber and a drainage plate; the lower part of the tower body is provided with a flue gas inlet, and the upper part of the tower body is provided with a flue gas outlet; the drainage plate is arranged near the flue gas inlet and is used for guiding the flue gas to the desulfurization and denitrification reaction chamber; the desulfurization and denitrification reaction chamber is formed by enclosing two wall plates arranged in parallel and the inner wall of the tower body, is used for containing a solid desulfurization and denitrification agent and enables flue gas to react with the solid desulfurization and denitrification agent; the wallboard is provided with the flow equalizing blade, the flow equalizing blade is wavy, the flow equalizing blade makes the flue gas get into the formula of turning back desulfurization denitration reaction chamber. The device simple structure, the accessory substance is convenient for retrieve, and SOx/NOx control is effectual.
Description
Technical Field
The utility model relates to a flue gas desulfurization and denitration device, in particular to flue gas desulfurization and denitration device suitable for dry desulfurization and denitration.
Background
The flue gas desulfurization and denitration technology is a boiler purification technology applied to the chemical industry of generating multi-nitrogen oxides and sulfur oxides. The nitrogen oxides and the sulfur oxides are one of the main sources of air pollution, so the technology can effectively reduce the air pollution. The flue gas desulfurization and denitration technology can be divided into a wet method, a semi-dry method and a dry method. Wet and semi-dry techniques require the use of large amounts of water and the disposal of by-products is difficult.
CN106178893A discloses an alkali liquor absorption tower. This alkali lye absorption tower has from top to bottom set gradually oxide layer, gas collector, gas distribution board, absorbed layer and liquid distributor, alkali lye absorption tower bottom is provided with the admission line who is linked together with the oxide layer, gas collector is linked together with gas distribution board, still be provided with the outlet pipe on the alkali lye absorption tower, the outlet pipe is located gas collector with between the gas distribution board, upper portion in the alkali lye absorption tower be provided with inlet tube and outlet pipe that the liquid distributor is linked together. The absorption tower is suitable for wet desulphurization technology.
CN101279186A discloses a dry-type simultaneous desulfurization and denitrification method for flue gas, which comprises the steps of distributing flue gas flow of a boiler, mixing the distributed flue gas flow with reversely sprayed ammonia gas in an opposite flushing manner, and then passing through a secondary guide plate and a filter screen to ensure that the flue gas flow is uniformly distributed; then the flue gas passes through a catalyst bed layer, catalytic oxidation-reduction reaction and chemical combination reaction occur in the catalyst bed layer, the catalyst bed layer is formed by stacking a plurality of catalyst modules in series, round tube type catalysts are closely filled in each catalyst module according to matrix arrangement, and the flue gas flows through pore channels in the round tube type catalysts and gaps among the tubes. The device structure is more complicated, is unfavorable for maintaining, and the accessory substance is handled comparatively difficultly.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a flue gas desulfurization and denitrification device, this flue gas desulfurization and denitrification device are applicable to dry process SOx/NOx control, and equipment structure is simple, and the accessory substance is convenient for retrieve, and SOx/NOx control is effectual.
The utility model discloses a flue gas desulfurization and denitrification device, which comprises a tower body, a desulfurization and denitrification reaction chamber and a drainage plate;
the lower part of the tower body is provided with a flue gas inlet, and the upper part of the tower body is provided with a flue gas outlet;
the drainage plate is arranged near the flue gas inlet and is used for guiding the flue gas to the desulfurization and denitrification reaction chamber;
the desulfurization and denitrification reaction chamber is formed by enclosing two wall plates arranged in parallel and the inner wall of the tower body, is used for containing a solid desulfurization and denitrification agent and enables flue gas to react with the solid desulfurization and denitrification agent; the wallboard is provided with the flow equalizing blade, the flow equalizing blade is wavy, the flow equalizing blade makes the flue gas get into the formula of turning back desulfurization denitration reaction chamber.
According to the utility model discloses a flue gas desulfurization and denitration device, preferably, the flow equalizing blades are arranged in a plurality of numbers; the flow equalizing blades are arranged along the length direction of the wall plate and are parallel to each other.
According to the flue gas desulfurization and denitrification device of the utility model, preferably, the flue gas desulfurization and denitrification device further comprises a discharging room and a lifting device;
the discharging room is communicated with the top of the desulfurization and denitrification reaction chamber, and the top of the discharging room is provided with a discharging opening;
the lifting device is arranged above the discharge opening.
According to the utility model discloses a flue gas desulfurization and denitration device, preferably, flue gas desulfurization and denitration device still includes row material awl fill and discharge apparatus;
the discharge conical hopper is communicated with the bottom of the desulfurization and denitrification reaction chamber, and the bottom of the discharge conical hopper is provided with a discharge port;
the discharging device is connected with the discharging cone hopper and controls the opening and the closing of the discharging port.
According to the utility model discloses a flue gas desulfurization denitrification facility, preferably, be provided with the manhole on the tower body.
According to the utility model discloses a flue gas desulfurization and denitration device, preferably, flue gas desulfurization and denitration device still includes the support frame, its with the bottom of tower body links to each other.
According to the utility model discloses a flue gas desulfurization and denitrification device, preferably, the desulfurization and denitrification reaction chambers include two groups, namely a first desulfurization and denitrification reaction chamber and a second desulfurization and denitrification reaction chamber;
the first desulfurization and denitrification reaction chamber and the second desulfurization and denitrification reaction chamber are arranged in a mirror image mode by taking the central axis of the tower body as a reference.
According to the flue gas desulfurization and denitrification device of the utility model, preferably, the flue gas desulfurization and denitrification device further comprises a first unloading room, a second unloading room and a lifting device;
the first discharging room is communicated with the top of the first desulfurization and denitrification reaction chamber, and a first discharging opening is formed in the top of the first discharging room;
the second discharging room is communicated with the top of the second desulfurization and denitrification reaction chamber, and a second discharging opening is formed in the top of the second discharging room;
the lifting device is arranged above the first discharge opening and the second discharge opening.
According to the utility model discloses a flue gas desulfurization and denitration device, preferably, flue gas desulfurization and denitration device still includes first row material awl fill, second row material awl fill, first discharge apparatus and second discharge apparatus;
the first discharging conical hopper is communicated with the bottom of the first desulfurization and denitrification reaction chamber, and a first discharging port is formed in the bottom of the first discharging conical hopper;
the first discharging device is connected with the first discharging cone hopper, and the first discharging device controls the opening and closing of the first discharging port;
the second discharge conical hopper is communicated with the bottom of the second desulfurization and denitrification reaction chamber, and a second discharge port is formed in the bottom of the second discharge conical hopper;
the second discharging device is connected with the second discharging cone hopper, and the second discharging device controls the opening and closing of the second discharging port.
According to the utility model discloses a flue gas desulfurization denitrification facility, preferably, hoisting device is electric block, first discharge apparatus selects from electric hydraulic gate valve or star tripper, second discharge apparatus selects from electric hydraulic gate valve or star tripper.
The utility model discloses a flue gas desulfurization and denitration device is applicable to dry process SOx/NOx control, simple structure, and the accessory substance is convenient for retrieve. The flow guide plate and the flow equalizing blades can guide the flow direction of flue gas, the system resistance is reduced, and a better desulfurization and denitrification effect is achieved.
Drawings
Fig. 1 is the utility model discloses a flue gas desulfurization and denitrification facility's schematic structure diagram.
FIG. 2 is a side view of the flue gas desulfurization and denitrification apparatus shown in FIG. 1.
Fig. 3 is a schematic view of a partial structure of a wall plate according to the present invention.
The reference numerals are explained below:
1-a tower body; 2-a flue gas inlet; 3-a flue gas outlet; 41-a first desulfurization and denitrification reaction chamber; 42-a second desulfurization and denitrification reaction chamber; 5-wall plate; 6-flow equalizing blades; 7-a drainage plate; 81-a first unloading room; 82-a second discharge room; 91-a first discharge opening; 92-a second discharge opening; 10-a lifting device; 111-a first discharge cone; 112-a second discharge cone; 121-a first discharge opening; 122-a second discharge port; 131-a first discharge device; 132-a second discharge device; 14-a support frame; 15-manhole.
Detailed Description
The present invention will be further described with reference to the following specific examples, but the scope of the present invention is not limited thereto.
The utility model discloses a flue gas desulfurization and denitration device includes tower body, SOx/NOx control reacting chamber and drainage plate. In some embodiments, the flue gas desulfurization and denitrification device further comprises one or more of a discharging room, a lifting device, a discharging cone, a discharging device and a supporting frame.
Tower body
The tower body of the utility model can be a cylinder structure. The lower part of the tower body is provided with a flue gas inlet. The upper part of the tower body is provided with a flue gas outlet. In some embodiments, the desulfurization and denitrification reaction chambers are arranged in two groups, the flue gas outlet is arranged between the two groups of desulfurization and denitrification reaction chambers, and the flue gas inlet is arranged between the two groups of desulfurization and denitrification reaction chambers. The flue gas inlet and the flue gas outlet are arranged at the same side of the tower body. The middle part of the tower body can be provided with a manhole. This facilitates servicing of the equipment within the tower.
Desulfurization and denitrification reaction chamber
The utility model discloses a SOx/NOx control reaction chamber is enclosed to close by two parallel arrangement's wallboard and tower body inner wall and forms, and it is used for holding solid SOx/NOx control agent to make flue gas and solid SOx/NOx control agent reaction. The wall plate is provided with flow equalizing blades. The flow equalizing blade is wavy, and the flow equalizing blade makes the flue gas turn back the formula and get into SOx/NOx control reaction chamber. The flow equalizing blades are arranged in a plurality. A plurality of flow equalizing blades are arranged along the length direction of the wall plate. A plurality of flow equalizing blades are arranged in parallel.
According to the utility model discloses an embodiment, SOx/NOx control reaction chamber includes two, is first SOx/NOx control reaction chamber and second SOx/NOx control reaction chamber respectively. The first desulfurization and denitrification reaction chamber and the second desulfurization and denitrification reaction chamber are arranged in a mirror image mode by taking the central axis of the tower body as a reference. The flue gas outlet sets up between first SOx/NOx control reaction chamber and second SOx/NOx control reaction chamber, and the flue gas entry sets up between first SOx/NOx control reaction chamber and second SOx/NOx control reaction chamber. The flue gas inlet and the flue gas outlet are arranged at the same side of the tower body.
Drainage plate
The drainage plate is arranged near the flue gas inlet and drains the flue gas to the desulfurization and denitrification reaction chamber.
Unloading room
The utility model discloses a be linked together with the top of SOx/NOx control reacting chamber between unloading, the top of unloading is provided with the discharge opening. According to the utility model discloses an embodiment, including between the first and the second of unloading between unloading. The first discharging room is communicated with the top of the first desulfurization and denitrification reaction chamber, and the top of the first discharging room is provided with a first discharging opening; the second is unloaded and is linked together with the top of second SOx/NOx control reacting chamber between, and the top that the second was unloaded between is provided with the second discharge opening. In some embodiments, the first discharge space is not in communication with the second discharge space. In other embodiments, the first discharge space is in communication with the second discharge space.
Lifting device
The utility model discloses a hoisting device sets up the top at the discharge opening. According to the utility model discloses an embodiment, hoisting device sets up the top at first discharge opening and second discharge opening. The lifting device may be an electric hoist.
Discharge cone
The utility model discloses a arrange the material awl fill and be linked together with the bottom of SOx/NOx control reacting chamber, arrange the bottom that the material awl was fought and be provided with the discharge port. According to the utility model discloses an embodiment, arrange the material awl fill and include that first row material awl fill and second row material awl fill. The first discharging pile hopper is connected with the bottom of the first desulfurization and denitrification reaction chamber, and a first discharging outlet is formed in the bottom of the first discharging cone hopper. The second discharging conical hopper is communicated with the bottom of the second desulfurization and denitrification reaction chamber, and a second discharging port is formed in the bottom of the second discharging conical hopper. In certain embodiments, the first discharge cone is not in communication with the second discharge cone. In other embodiments, the first discharge cone communicates with the second discharge cone.
Discharging device
The utility model discloses a discharge apparatus links to each other with row material awl fill, and opening and closing of its control discharge port. According to the utility model discloses an embodiment, discharge apparatus includes first discharge apparatus and second discharge apparatus. The first discharging device is connected with the first discharging cone hopper and controls the opening and closing of the first discharging port. The second discharging device is connected with the second discharging cone hopper and controls the opening and closing of the second discharging port. The discharging device is selected from an electro-hydraulic gate valve or a star-shaped discharger.
Supporting frame
The utility model discloses a support frame links to each other with the bottom of tower body. The support frame can be a steel structure frame. The support frame plays a supporting role, and the tower body is stably arranged on the ground.
The flue gas enters the tower body through the flue gas inlet, and is guided to the position near the desulfurization and denitrification reaction chamber through the guide plate. The flue gas enters the desulfurization and denitrification reaction chamber through the wall plate of the desulfurization and denitrification reaction chamber and acts with a desulfurization and denitrification agent in the desulfurization and denitrification reaction chamber. The flue gas can act with the desulfurization and denitrification agent in the desulfurization and denitrification reaction chamber for many times. Finally, the flue gas is discharged through a flue gas outlet.
Example 1
Fig. 1 is the utility model discloses a flue gas desulfurization and denitrification facility's schematic structure diagram. FIG. 2 is a side view of the flue gas desulfurization and denitrification apparatus shown in FIG. 1. Fig. 3 is a schematic view of a partial structure of a wall plate according to the present invention. The flue gas desulfurization and denitrification device of the embodiment comprises a tower body 1, a desulfurization and denitrification reaction chamber, a drainage plate 7, a discharging chamber, a lifting device 10, a discharging conical hopper, a discharging device and a supporting frame 14.
As shown in fig. 1 and 2, the tower body 1 has a cylindrical structure. The lower part of the tower body 1 is provided with a flue gas inlet 2. The upper part of the tower body 1 is provided with a flue gas outlet 3. The flue gas inlet 2 and the flue gas outlet 3 are arranged on the same side of the tower body 1. The middle part of the tower body 1 is provided with a manhole 15.
The drainage plate 7 is arranged near the flue gas inlet 2 and drains the flue gas to the desulfurization and denitrification reaction chamber.
The desulfurization and denitrification reaction chamber is formed by enclosing two parallel wallboards 5 and the inner wall of the tower body and is used for containing a solid desulfurization and denitrification agent and enabling flue gas to react with the solid desulfurization and denitrification agent. As shown in fig. 3, the wall plate 5 is provided with flow equalizing blades 6. The flow equalizing blades 6 are wavy, and enable flue gas to enter the desulfurization and denitrification reaction chamber in a turning-back mode. The flow equalizing blades 6 are arranged in a plurality of ways, the flow equalizing blades 6 are arranged along the length direction of the wall plate 5, and the flow equalizing blades 6 are arranged in parallel. The desulfurization and denitrification reaction chamber includes a first desulfurization and denitrification reaction chamber 41 and a second desulfurization and denitrification reaction chamber 42. The first desulfurization and denitrification reaction chamber 41 and the second desulfurization and denitrification reaction chamber 42 are arranged in a mirror image manner with the central axis of the tower body 1 as a reference.
The discharging room comprises a first discharging room 81 and a second discharging room 82. The first discharging room 81 is communicated with the top of the first desulfurization and denitrification reaction chamber 41. The top of the first discharging room 81 is provided with a first discharging opening 91. The second discharging chamber 82 is communicated with the top of the second desulfurization and denitrification reaction chamber 42. The second discharge opening 92 is provided at the top of the second discharge compartment 82. The first discharge room 81 and the second discharge room 82 are not communicated.
The lifting device 10 is disposed above the first discharge opening 91 and the second discharge opening 92. The lifting device 10 conveys the desulfurization and denitrification agent into the discharging room through the discharging opening. The lifting device 10 may be an electric hoist.
The discharge cone comprises a first discharge cone 111 and a second discharge cone 112. The first discharge cone 111 is communicated with the bottom of the first desulfurization and denitrification reaction chamber 41. The bottom of the first discharge cone 111 is provided with a first discharge opening 121. The second discharging conical hopper 112 is communicated with the bottom of the second desulfurization and denitrification reaction chamber 42. The bottom of the second discharge cone 112 is provided with a second discharge outlet 122. The first discharge cone 111 is not connected to the second discharge cone 112.
The discharging device includes a first discharging device 131 and a second discharging device 132. The first discharging device 131 is connected to the first discharge cone 111, which controls the opening and closing of the first discharge opening 121. A second discharge device 132 is connected to the second discharge cone 112 and controls the opening and closing of the second discharge opening 122. The discharge device can be selected from an electro-hydraulic gate valve or a star-shaped discharger.
The support frame 14 is connected to the bottom of the tower body 1, and plays a supporting role, so that the tower body 1 is stably arranged on the ground.
Flue gas enters the tower body 1 through the flue gas inlet 2, and is guided to the position near the desulfurization and denitrification reaction chamber through the guide plate 7. The flue gas enters the desulfurization and denitrification reaction chamber through the wall plate 5 of the desulfurization and denitrification reaction chamber, and acts with the desulfurization and denitrification agent in the desulfurization and denitrification reaction chamber. The flue gas can act with the desulfurization and denitrification agent in the desulfurization and denitrification reaction chamber for many times. Finally, the flue gases are discharged through the flue gas outlet 3.
The present invention is not limited to the above embodiments, and any variations, modifications, and substitutions that may occur to those skilled in the art may be made without departing from the spirit of the present invention.
Claims (10)
1. A flue gas desulfurization and denitrification device is characterized by comprising a tower body, a desulfurization and denitrification reaction chamber and a drainage plate;
the lower part of the tower body is provided with a flue gas inlet, and the upper part of the tower body is provided with a flue gas outlet;
the drainage plate is arranged near the flue gas inlet and is used for guiding the flue gas to the desulfurization and denitrification reaction chamber;
the desulfurization and denitrification reaction chamber is formed by enclosing two wall plates arranged in parallel and the inner wall of the tower body, is used for containing a solid desulfurization and denitrification agent and enables flue gas to react with the solid desulfurization and denitrification agent;
the wallboard is provided with the flow equalizing blade, the flow equalizing blade is wavy, the flow equalizing blade makes the flue gas get into the formula of turning back desulfurization denitration reaction chamber.
2. The flue gas desulfurization and denitrification device according to claim 1, wherein the flow equalizing blades are provided in plurality; the flow equalizing blades are arranged along the length direction of the wall plate and are arranged in parallel.
3. The flue gas desulfurization and denitrification apparatus according to claim 1, further comprising a discharge room and a lifting device;
the discharging room is communicated with the top of the desulfurization and denitrification reaction chamber, and the top of the discharging room is provided with a discharging opening;
the lifting device is arranged above the discharge opening.
4. The flue gas desulfurization and denitrification device according to claim 1, further comprising a discharge cone and a discharge device;
the discharge conical hopper is communicated with the bottom of the desulfurization and denitrification reaction chamber, and the bottom of the discharge conical hopper is provided with a discharge port;
the discharging device is connected with the discharging cone hopper and controls the opening and the closing of the discharging port.
5. The flue gas desulfurization and denitrification apparatus according to claim 1, wherein a manhole is arranged on the tower body.
6. The flue gas desulfurization and denitrification apparatus according to claim 1, further comprising a support frame connected to the bottom of the tower body.
7. The flue gas desulfurization and denitrification device according to claim 1, wherein the desulfurization and denitrification reaction chambers comprise two groups, namely a first desulfurization and denitrification reaction chamber and a second desulfurization and denitrification reaction chamber;
the first desulfurization and denitrification reaction chamber and the second desulfurization and denitrification reaction chamber are arranged in a mirror image mode by taking the central axis of the tower body as a reference.
8. The flue gas desulfurization and denitrification device according to claim 7, further comprising a first discharging room, a second discharging room and a lifting device;
the first discharging room is communicated with the top of the first desulfurization and denitrification reaction chamber, and a first discharging opening is formed in the top of the first discharging room;
the second discharging room is communicated with the top of the second desulfurization and denitrification reaction chamber, and a second discharging opening is formed in the top of the second discharging room;
the lifting device is arranged above the first discharge opening and the second discharge opening.
9. The flue gas desulfurization and denitrification device according to claim 8, further comprising a first discharge conical hopper, a second discharge conical hopper, a first discharge device and a second discharge device;
the first discharging conical hopper is communicated with the bottom of the first desulfurization and denitrification reaction chamber, and a first discharging port is formed in the bottom of the first discharging conical hopper;
the first discharging device is connected with the first discharging cone hopper, and the first discharging device controls the opening and closing of the first discharging port;
the second discharge conical hopper is communicated with the bottom of the second desulfurization and denitrification reaction chamber, and a second discharge port is formed in the bottom of the second discharge conical hopper;
the second discharging device is connected with the second discharging cone hopper, and the second discharging device controls the opening and closing of the second discharging port.
10. The flue gas desulfurization and denitrification device according to claim 9, wherein the lifting device is an electric block, the first discharging device is selected from an electro-hydraulic gate valve or a star-shaped discharger, and the second discharging device is selected from an electro-hydraulic gate valve or a star-shaped discharger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120846132.1U CN215138511U (en) | 2021-04-23 | 2021-04-23 | Flue gas desulfurization and denitrification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120846132.1U CN215138511U (en) | 2021-04-23 | 2021-04-23 | Flue gas desulfurization and denitrification device |
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| CN215138511U true CN215138511U (en) | 2021-12-14 |
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| CN202120846132.1U Active CN215138511U (en) | 2021-04-23 | 2021-04-23 | Flue gas desulfurization and denitrification device |
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| CN (1) | CN215138511U (en) |
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