CN109331656A - A kind of denitrification apparatus of PLC control - Google Patents
A kind of denitrification apparatus of PLC control Download PDFInfo
- Publication number
- CN109331656A CN109331656A CN201811396645.6A CN201811396645A CN109331656A CN 109331656 A CN109331656 A CN 109331656A CN 201811396645 A CN201811396645 A CN 201811396645A CN 109331656 A CN109331656 A CN 109331656A
- Authority
- CN
- China
- Prior art keywords
- main body
- rotating bar
- plc control
- flow guiding
- smoke
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8631—Processes characterised by a specific device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/90—Injecting reactants
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
A kind of denitrification apparatus of PLC control of the present invention, including apparatus main body, ammonia tank and catalyst plates, the side of described device main body is equipped with smoke-intake pipe, one end of the smoke-intake pipe is connect with the bottom for the flow guiding disc being set to inside apparatus main body, the upper surface of the flow guiding disc is equipped with multiple outlet flues, when this denitrification apparatus uses, by the way that flow guiding disc is arranged in the end of smoke-intake pipe, multiple outlet flues are arranged in the upper surface of the flow guiding disc, so that flue gas and ammonia gas mixture body are uniform, guarantee that mixed gas uniformly passes through the catalyst layer on filter plate, to improve reaction effect, by the way that rotating bar is arranged in catalyst plates, one end of rotating bar is connected to motor, lantern ring is cased in rotating bar, lantern ring is connected with push plate by connecting rod, the push plate is realized by rotating bar and is pushed on catalyst layer, guarantee that catalyst layer is uniform, to guarantee that flue gas is equal It is even to pass through catalyst layer, so that the nitrogen oxides in flue gas sufficiently reacts, improve reaction efficiency.
Description
Technical field
The present invention relates to denitration technology field, specially a kind of denitrification apparatus of PLC control.
Background technique
In industrial smoke, a large amount of nitrogen oxides of common meaning, and nitrogen oxides is one of main atmosphere pollution,
And the main reason for leading to acid rain, photochemical fog, higher ground level ozone concentrations and greenhouse effects, seriously compromise the mankind
Health and living environment.Therefore, actively research and develop gas denitrifying technology, have important environmental benefit, economic benefit and
Social benefit.
That there are became unevens is even for the catalyst in the catalyst plates in denitrification apparatus at present, and flue gas can be logical in relatively thin position
It crosses, the nitrogen oxides in flue gas is not sufficiently reacted, and influences reaction efficiency, it is therefore necessary to make improvements.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of denitrification apparatus of PLC control, on improving
State the problem of proposing in background technique.
In order to improve the above problem, the present invention is to embody by the following technical solutions: a kind of denitration dress of PLC control
It sets, including apparatus main body, ammonia tank and catalyst plates, the side of described device main body is equipped with smoke-intake pipe, one end of the smoke-intake pipe
It is connect with the bottom for the flow guiding disc being set to inside apparatus main body, the upper surface of the flow guiding disc is equipped with multiple outlet flues, the dress
The side for setting main body is fixedly connected with ammonia tank, and the ammonia tank is connected by defeated ammonia pipe with the evaporator being set to inside apparatus main body
It connects, the output end of the evaporator is connected by defeated ammonia pipe smoke-intake pipe, and the top of the flow guiding disc is equipped with and apparatus main body inner wall
The catalyst plates being fixedly connected, the bottom surface of the catalyst plates are equipped with filter plate, and the filter plate is equipped with catalyst, the catalyst plates
Upper surface two sides be equipped with fixed block, be equipped with rotation between two fixed blocks, the input terminal of the rotating bar be set to device main casing
The output end of the motor in internal portion connects, and is threaded with lantern ring in the rotating bar, the bottom of the lantern ring passes through connecting rod
It is connected with push plate, the top of the catalyst plates is equipped with respiratory box, which connects by the way that strut and apparatus main body inner wall are fixed
It connects, the inside of the respiratory box is equipped with heat-conducting block, and the inside of the heat-conducting block is equipped with electrically heated rod, sets below the heat-conducting block
There is extraction fan, the upper end of the respiratory box is connected with the pipe being connected to outside.
As a kind of preferred embodiment of the invention, the bottom of the respiratory box is equipped with gas gathering mask, which is cone
Shape structure.
As a kind of preferred embodiment of the invention, it is fixed with PLC controller on the outside of described device main body, the PLC
Controller is electrically connected with evaporator, motor, extraction fan and electrically heated rod respectively.
As a kind of preferred embodiment of the invention, the heat-conducting block is hollow cylindrical structure, and heat-conducting block is adopted
It is made of copper or aluminum material.
As a kind of preferred embodiment of the invention, the catalyst plates are equipped with gag lever post, and the connecting rod runs through
Gag lever post.
As a kind of preferred embodiment of the invention, the motor is clockwise and anticlockwise motor.
Beneficial effects of the present invention: a kind of denitrification apparatus of PLC control of the invention, including apparatus main body, ammonia tank, urge
Agent plate, flow guiding disc, defeated ammonia pipe, evaporator, PLC controller, into cigarette, outlet flue, filter plate, motor, gag lever post, strut, thermally conductive
Block, electrically heated rod, pipe, respiratory box, lantern ring, connecting rod, fixed block, rotating bar, push plate, pumping, gas gathering mask.
1. this denitrification apparatus is in use, by being arranged flow guiding disc, the upper surface setting of the flow guiding disc in the end of smoke-intake pipe
Multiple outlet flues guarantee that mixed gas uniformly passes through the catalyst layer on filter plate so that flue gas and ammonia gas mixture body are uniform,
To improve reaction effect.
2. this denitrification apparatus in catalyst plates in use, by being arranged rotating bar, one end of rotating bar is connected to motor,
Lantern ring is cased in rotating bar, lantern ring is connected with push plate by connecting rod, which is realized by rotating bar and above pushed away in catalyst layer
It is dynamic, guarantee that catalyst layer is uniform, to guarantee flue gas uniformly across catalyst layer, so that the nitrogen oxides in flue gas is sufficiently anti-
It answers, improves reaction efficiency.
The present invention compensates for the shortcoming in background technique to a certain extent.
Detailed description of the invention
Fig. 1 is a kind of denitrification apparatus overall structure figure of PLC control of the present invention；
Fig. 2 is a kind of denitrification apparatus push plate schematic diagram of PLC control of the present invention；
In figure: 1, apparatus main body；2, ammonia tank；3, catalyst plates；4, flow guiding disc；5, defeated ammonia pipe；6, evaporator；7, PLC is controlled
Device；8, smoke-intake pipe；9, outlet flue；10, filter plate；11, motor；12, gag lever post；13, strut；14, heat-conducting block；15, electrically heated rod；
16, pipe；17, respiratory box；18, lantern ring；19, connecting rod；20, fixed block；21, rotating bar；22, push plate；23, extraction fan；
24, gas gathering mask.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 to Fig. 2 is please referred to, the present invention provides a kind of technical solution: a kind of denitrification apparatus of PLC control, including device
Main body 1, ammonia tank 2 and catalyst plates 3, the side of described device main body 1 are equipped with smoke-intake pipe 8, one end of the smoke-intake pipe 8 be set to
The bottom of flow guiding disc 4 inside apparatus main body 1 connects, and the upper surface of the flow guiding disc 4 is equipped with multiple outlet flues 9, described device
The side of main body 1 is fixedly connected with ammonia tank 2, and the ammonia tank 2 passes through defeated ammonia pipe 5 and the evaporation inside apparatus main body 1
Device 6 connects, and the output end of the evaporator 6 is connected by defeated 5 smoke-intake pipe 8 of ammonia pipe, and the top of the flow guiding disc 3 is equipped with and device
The catalyst plates 3 that 1 inner wall of main body is fixedly connected, the bottom surface of the catalyst plates 3 are equipped with filter plate 10, and the filter plate 10 is equipped with catalysis
Agent, the upper surface two sides of the catalyst plates 3 are equipped with fixed block 20, are equipped with rotating bar 21, the rotation between two fixed blocks 20
The input terminal of bar 21 is connect with the output end for the motor 11 for being set to 1 enclosure interior of apparatus main body, and screw thread connects in the rotating bar 21
It is connected to lantern ring 18, the bottom of the lantern ring 18 is connected with push plate 22 by connecting rod 19, and the top of the catalyst plates 3, which is equipped with, inhales
Case 17 is received, which is fixedly connected by strut 13 with 1 inner wall of apparatus main body, and the inside of the respiratory box 17 is equipped with thermally conductive
Block 14, the inside of the heat-conducting block 14 are equipped with electrically heated rod 15, and the lower section of the heat-conducting block 14 is equipped with extraction fan 23, the absorption
The upper end of case 17 is connected with the pipe 16 being connected to outside.
Working principle: in use, by the way that flow guiding disc 4, the upper surface setting of the flow guiding disc 4 is arranged in the end of smoke-intake pipe 8
Multiple outlet flues 9 guarantee that mixed gas uniformly passes through the catalyst on filter plate 3 so that flue gas and ammonia gas mixture body are uniform
Layer, to improve reaction effect, by the way that rotating bar 21 is arranged in catalyst plates 3, one end of rotating bar 21 is connect with motor 11,
Lantern ring 18 is cased in rotating bar 21, lantern ring 18 is connected with push plate 22 by connecting rod 19, which is realized by rotating bar 21
It is pushed on catalyst layer, guarantees that catalyst layer is uniform, to guarantee flue gas uniformly across catalyst layer, so that the nitrogen in flue gas
Oxide sufficiently reacts, and improves reaction efficiency.
As a kind of preferred embodiment of the invention, the bottom of the respiratory box 17 is equipped with gas gathering mask 24, the gas gathering mask
24 be pyramidal structure.
As a kind of preferred embodiment of the invention, the outside of described device main body 1 is fixed with PLC controller 7, should
PLC controller 7 is electrically connected with evaporator 6, motor 11, extraction fan 23 and electrically heated rod 15 respectively.
As a kind of preferred embodiment of the invention, the heat-conducting block 14 is hollow cylindrical structure, and heat-conducting block
14 are made of copper or aluminum material.
As a kind of preferred embodiment of the invention, the catalyst plates 3 are equipped with gag lever post 12, the connecting rod 19
Through gag lever post 12.
As a kind of preferred embodiment of the invention, the motor 11 is clockwise and anticlockwise motor.
For this denitrification apparatus in use, by the way that flow guiding disc is arranged in the end of smoke-intake pipe, the upper surface setting of the flow guiding disc is more
A outlet flue guarantees that mixed gas uniformly passes through the catalyst layer on filter plate so that flue gas and ammonia gas mixture body are uniform, from
And improve reaction effect.
In use, by the way that rotating bar is arranged in catalyst plates, one end of rotating bar is connected to motor this denitrification apparatus, turns
Lantern ring is cased in lever, lantern ring is connected with push plate by connecting rod, which is realized by rotating bar and pushed on catalyst layer,
Guarantee that catalyst layer is uniform, to guarantee that flue gas uniformly across catalyst layer, so that the nitrogen oxides in flue gas sufficiently reacts, mentions
High reaction efficiency.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of denitrification apparatus of PLC control, including apparatus main body (1), ammonia tank (2) and catalyst plates (3), feature exists
In the side of described device main body (1) is internal equipped with smoke-intake pipe (8), one end of the smoke-intake pipe (8) and set on apparatus main body (1)
Flow guiding disc (4) bottom connection, the upper surface of the flow guiding disc (4) is equipped with multiple outlet flues (9), described device main body (1)
Side be fixedly connected with ammonia tank (2), the ammonia tank (2) passes through the steaming internal with apparatus main body (1) is set to of defeated ammonia pipe (5)
Send out device (6) connection, the output end of the evaporator (6) by the connection of defeated ammonia pipe (5) smoke-intake pipe (8), the flow guiding disc (3) it is upper
Side is equipped with the catalyst plates (3) being fixedly connected with apparatus main body (1) inner wall, and the bottom surface of the catalyst plates (3) is equipped with filter plate (10),
The filter plate (10) is equipped with catalyst, and the upper surface two sides of the catalyst plates (3) are equipped with fixed block (20), two fixed blocks
(20) rotating bar (21) are equipped between, the input terminal of the rotating bar (21) and the motor for being set to apparatus main body (1) enclosure interior
(11) output end connects, and is threaded with lantern ring (18) on the rotating bar (21), the bottom of the lantern ring (18) passes through company
Extension bar (19) is connected with push plate (22), and the top of the catalyst plates (3) is equipped with respiratory box (17), which passes through branch
Bar (13) is fixedly connected with apparatus main body (1) inner wall, and the inside of the respiratory box (17) is equipped with heat-conducting block (14), the heat-conducting block
(14) inside is equipped with electrically heated rod (15), and the lower section of the heat-conducting block (14) is equipped with extraction fan (23), the respiratory box (17)
Upper end be connected with and the external pipe (16) being connected to.
2. a kind of denitrification apparatus of PLC control according to claim 1, which is characterized in that the bottom of the respiratory box (17)
Portion is equipped with gas gathering mask (24), which is pyramidal structure.
3. a kind of denitrification apparatus of PLC control according to claim 1, which is characterized in that outside described device main body (1)
Side is fixed with PLC controller (7), which adds with evaporator (6), motor (11), extraction fan (23) and electricity respectively
Hot pin (15) is electrically connected.
4. a kind of denitrification apparatus of PLC control according to claim 1, which is characterized in that during the heat-conducting block (14) is
Empty cylindrical structure, and heat-conducting block (14) is made of copper or aluminum material.
5. a kind of denitrification apparatus of PLC control according to claim 1, which is characterized in that set on the catalyst plates (3)
Have gag lever post (12), the connecting rod (19) runs through gag lever post (12).
6. a kind of denitrification apparatus of PLC control according to claim 1, which is characterized in that the motor (11) is positive and negative
Rotating motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811396645.6A CN109331656A (en) | 2018-11-22 | 2018-11-22 | A kind of denitrification apparatus of PLC control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811396645.6A CN109331656A (en) | 2018-11-22 | 2018-11-22 | A kind of denitrification apparatus of PLC control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109331656A true CN109331656A (en) | 2019-02-15 |
Family
ID=65317235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811396645.6A Withdrawn CN109331656A (en) | 2018-11-22 | 2018-11-22 | A kind of denitrification apparatus of PLC control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109331656A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112107999A (en) * | 2020-09-23 | 2020-12-22 | 宿州冬宇环保科技有限公司 | SCR denitration reactor |
| CN116510510A (en) * | 2023-06-11 | 2023-08-01 | 连云港中星能源有限公司 | Efficient energy-saving denitration process based on electric heating assistance |
-
2018
- 2018-11-22 CN CN201811396645.6A patent/CN109331656A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112107999A (en) * | 2020-09-23 | 2020-12-22 | 宿州冬宇环保科技有限公司 | SCR denitration reactor |
| CN116510510A (en) * | 2023-06-11 | 2023-08-01 | 连云港中星能源有限公司 | Efficient energy-saving denitration process based on electric heating assistance |
| CN116510510B (en) * | 2023-06-11 | 2023-09-26 | 连云港中星能源有限公司 | Efficient energy-saving denitration process based on electric heating assistance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190215 |
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| WW01 | Invention patent application withdrawn after publication |