CN205731619U - Reunion system and dust pelletizing system - Google Patents
Reunion system and dust pelletizing system Download PDFInfo
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- CN205731619U CN205731619U CN201620376419.1U CN201620376419U CN205731619U CN 205731619 U CN205731619 U CN 205731619U CN 201620376419 U CN201620376419 U CN 201620376419U CN 205731619 U CN205731619 U CN 205731619U
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Abstract
This utility model relates to a kind of reunion system, and including agglomerator spraying mechanism, this agglomerator spraying mechanism is by being connected with flue gas generator the exhaust pass of flue gas cool-down.Additionally relate to a kind of dust pelletizing system being configured with this reunion system.By lowering the temperature flue gas in exhaust pass, can effectively reduce the evaporation consumption of agglomerator, meanwhile, the temperature of spray gun also decreases, and can reduce the heat loss of agglomerator further, thus economize on resources, and improve reunion treatment effect.Can be effectively improved the effect of electrostatic precipitation, electrostatic precipitation efficiency is up to more than 50%.This utility model can be effectively improved the dust removing effects of reunion system and dust pelletizing system, reduces energy resource consumption, reaches fully to save the energy, utilizes the purpose of the energy.
Description
Technical field
This utility model relates to a kind of dust pelletizing system reunited system and be configured with this reunion system.
Background technology
In recent years China's haze weather frequently occurs, and State of Air pollution is on the rise, extensive by personages of various circles of society
Pay close attention to.In the government work report in this year, country the most clearly proposes to promote PM2.5 in key area and municipality directly under the Central Government of provincial capital
Monitoring, this becomes " two Conferences " period energy-conserving and environment-protective industrial field and causes one of numerous key word discussed warmly.Visible dust pollution is
It is no longer simple environmental problem, has extended to social problem.Coal-burning power plant's coal ash dust emission and PM2.5 fine particle are
Cause the one of the main reasons of haze weather, fine grained is generally adsorbed with substantial amounts of toxic element and pollutant, absorption of human body
Rear serious harm human health.Chemical agglomeration technology can not affect normal production, be changed without and adjust existing dedusting simultaneously
In the case of system and operating parameter, carry out constructing and catch PM2.5 finely ground particles.
Existing reunion dust pelletizing system, owing to flue-gas temperature is higher, causes agglomerator consumption relatively big, and spray gun temperature is relatively simultaneously
Height too increases the heat loss of agglomerator, not only wastes resource, the most to a certain degree affects reunion dust removing effects；It addition, it is higher
Flue-gas temperature also affects follow-up electrostatic precipitation effect.
Utility model content
This utility model embodiment provides a kind of dust pelletizing system reunited system and be configured with this reunion system, at least can solve
The certainly segmental defect of prior art.
This utility model embodiment relates to a kind of reunion system, including agglomerator spraying mechanism, described agglomerator spray thrower
Structure is by being connected with flue gas generator the exhaust pass of flue gas cool-down.
As one of embodiment, described flue is water-cooled flue or the flue being built-in with heat exchange mechanisms.
As one of embodiment, described heat exchange mechanisms includes one or more heat exchanger；During including multiple heat exchanger, each institute
State heat exchanger to be sequentially arranged along flue gas circulating direction.
As one of embodiment, described heat exchanger is coil exchanger.
As one of embodiment, described flue gas generator is boiler, and the cooling medium of described heat exchanger exports with described
Boiler connects.
This utility model embodiment relates to a kind of dust pelletizing system, including the chemical agglomeration being sequentially arranged along flue gas circulating direction
Ash subsystem is received in subsystem and dedusting, and described chemical agglomeration subsystem uses system of reuniting as above.
As one of embodiment, described dedusting is received ash subsystem and is included electrostatic precipitator.
This utility model embodiment at least achieves following beneficial effect: by dropping flue gas in exhaust pass
Temperature, can effectively reduce the evaporation consumption of agglomerator, and meanwhile, the temperature of spray gun also decreases, and can reduce agglomerator further
Heat loss, thus economize on resources, and improve reunion treatment effect.The effect of electrostatic precipitation, electrostatic precipitation efficiency can be effectively improved
Up to more than 50%.This utility model can be effectively improved the dust removing effects of reunion system and dust pelletizing system, reduces energy resource consumption, reaches
To fully saving the energy, utilizing the purpose of the energy.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
The structural representation of the dust pelletizing system that Fig. 1 provides for this utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the premise of creative work
Lower obtained all other embodiments, broadly fall into the scope of this utility model protection.
Embodiment one
Such as Fig. 1, this utility model embodiment provides a kind of reunion system, including agglomerator spraying mechanism, described agglomerator
Spraying mechanism is by being connected with flue gas generator 7 exhaust pass 5 of flue gas cool-down.Above-mentioned agglomerator spraying mechanism includes
Stretching into the spray gun 3 in flue 5, the present embodiment, by flue gas being carried out cooling down before spray gun 3, can effectively reduce agglomerator
Evaporation consumption, meanwhile, the temperature of spray gun 3 also decreases, and can reduce the heat loss of agglomerator further, thus save money
Source, and improve reunion treatment effect.Wherein, above-mentioned can be able to be water-cooled flue to the flue 5 of flue gas cool-down or be built-in with heat exchange
The flue 5 of mechanism 2, or combine for the two, i.e. it is built-in with the water-cooled flue of heat exchange mechanisms 2.Water-cooled flue is i.e. at flue
Inwall is passed through cooling water, logical supercooled water and walling of flue carry out heat exchange and then and flue gas heat exchange, thus reach flue gas cool-down
Purpose；In the present embodiment, use the flue 5 being built-in with heat exchange mechanisms 2.Above-mentioned heat exchange mechanisms 2 includes one or more heat exchanger
2；During including multiple heat exchanger 2, each described heat exchanger 2 is sequentially arranged along flue gas circulating direction.Above-mentioned heat exchanger 2 can be coiled
Heat exchanger, plate type heat exchanger or ceramic heat exchanger etc..
Usually, described flue gas generator 7 is boiler 7, and for this structure, above-mentioned heat exchanger 2 is preferably employing dish
Pipe heat exchanger, the cooling medium outlet of described heat exchanger 2 is connected with described boiler 7 by circulating line 6, obtains after heat exchange
Hot water may return to boiler 7 in re-use, thus economize on resources, and effectively utilize the waste heat of flue gas, reach environmental protection consumption reduction
Purpose.
Embodiment two
Such as Fig. 1, this utility model embodiment relates to a kind of dust pelletizing system, including the change being sequentially arranged along flue gas circulating direction
Learning reunion subsystem and ash subsystem is received in dedusting, described chemical agglomeration subsystem uses the reunion system provided in embodiment one
System, here is omitted for concrete structure.Described dedusting is received ash subsystem and is included electrostatic precipitator 4.
By using before reunion subsystem and the flue 5 of flue gas cool-down not only can be improved the process of reunion subsystem
Efficiency and dust removing effects, can improve the dust arrestment effect of electrostatic precipitator 4 simultaneously, make the efficiency of dust collection of this dust pelletizing system obtain
It is effectively improved.Through flue 5 to flue gas cool-down, reunion subsystem reunion process and electrostatic precipitator 4 essence dedusting, the temperature of flue gas by
About 300 DEG C are reduced to 100 DEG C, and temperature lowering curve is reasonable, and system is run relatively stable.
Embodiment three
Above-mentioned spray gun 3 is also associated with the charging system 1 to its supply agglomerator.Such as Fig. 1, this utility model embodiment provides
A kind of agglomerator automatic feeding system 1, including raw material supply mechanism and blending tank 107, described blending tank 107 is provided with raw material and enters
Mouth and water inlet 108, be provided with the first level detection mechanism in described blending tank 107, described first level detection mechanism is with described
Charging pump 102 interlocked control of raw material supply mechanism.Blending tank is detected in real time by the level detection mechanism in blending tank 107
Reunion dosage in 107, feedback signal and time control raw material supply mechanism feed operation, it is ensured that the group in blending tank 107
Poly-dosage is in OK range, thus ensures that the normal table of reunion system runs, and the work that can effectively reduce operator is strong
Degree, improves work efficiency and economic benefit.
The preparation method of the agglomerator that the present embodiment relates to can be: addition water for industrial use in blending tank 107, more successively
Adding each chemical raw material, stirring is to being completely dissolved, and for this mode, each chemical raw material should individually store；Or, by each chemistry
Raw material is configured to concentrate reunion liquid in proportion and stores, and adds industry in concentration reunion liquid is sent into during use blending tank 107
It is diluted preparing required agglomerator with water.
For above two agglomerator preparation method, correspondingly take the automatic feeding system 1 of following structure:
(1) raw material supply mechanism includes multiple head tank 101, and each head tank 101 one_to_one corresponding contains preparation agglomerator
Each chemical raw material, each head tank 101 is all connected by the feed(raw material)inlet of raw material supply pipeline with blending tank 107, each raw material supply
Charging pump 102 it is equipped with on pipeline.
Further, each described raw material supply pipeline is also equipped with the control valve 104 of control piper flow, each described control
Valve 104 processed all with described first level detection mechanism interlocked control.
Further, each described raw material supply pipeline is also equipped with the flow quantity detection mechanism of signal piping flow, each institute
State flow quantity detection mechanism all with described first level detection mechanism interlocked control.
In above-mentioned automatic feeding system 1, free burial ground for the destitute undoubtedly, the water inlet 108 that blending tank 107 is provided with is connected by feed pipe
There is industrial water source, feed pipe can arrange corresponding control valve 104 and flow quantity detection mechanism.
Said structure will individually store by each chemical raw material, in the first level detection mechanism detects blending tank 107
Liquid level is less than when setting liquid level, and this first level detection mechanism feedback signal is to central control system 8, by central control system 8
The charging pump 102 on each raw material supply pipeline is instructed to work to supply corresponding chemical raw material, by the water inlet of blending tank 107
108 supply water for industrial uses, carry out the preparation of agglomerator.According to residue in the blending tank 107 that the first level detection mechanism detects
Reunion dosage, is instructed the control valve 104 on each raw material supply pipeline and flow quantity detection mechanism accurately to control by central control system 8
The addition of each chemical raw material, and instruct corresponding water for industrial use addition, it is ensured that the constituent content of agglomerator is in normal range
In, thus ensure reunion dust removing effects.
In said structure, control valve 104 preferably uses electromagnetic valve, fast response time, controls operation precisely；May be used without
Pneumatic operated valve etc..Flow quantity detection mechanism includes effusion meter 103 and/or quantitative controller 106, it is achieved the essence of agglomerator component addition
Really control.
(2) raw material supply mechanism includes multiple head tank 101 and for preparing the material-compound tank 105 concentrating reunion liquid, each former
Batch can 101 one_to_one corresponding contains each chemical raw material of preparation agglomerator, and each head tank 101 is all by raw material supply pipeline and dispensing
Tank 105 feeding mouth connects, and material-compound tank 105 discharging opening is connected, respectively with the feed(raw material)inlet of blending tank 107 by concentrated solution supply line
It is equipped with charging pump 102 on raw material supply pipeline and concentrated solution supply line.
Further, each described raw material supply pipeline and described concentrated solution supply line are also equipped with control piper flow
Control valve 104, each described control valve 104 all with described first level detection mechanism interlocked control.
Further, each described raw material supply pipeline and described concentrated solution supply line are also equipped with signal piping flow
Flow quantity detection mechanism, each described flow quantity detection mechanism all with described first level detection mechanism interlocked control.
In above-mentioned automatic feeding system 1, free burial ground for the destitute undoubtedly, the water inlet 108 that blending tank 107 is provided with is connected by feed pipe
There is industrial water source, feed pipe can arrange corresponding control valve 104 and flow quantity detection mechanism.It addition, on material-compound tank 105
Also being provided with water inlet, the water for industrial use needed for adding when preparation in material-compound tank 105 concentrates reunion liquid, equally in this dispensing
On the feed pipe that tank 105 water inlet connects, corresponding control valve 104 and flow quantity detection mechanism are set.
Said structure will be proportionally added in material-compound tank 105 being configured to concentrate reunion liquid by each chemical raw material, and by dispensing
Tank 105 stores；When the liquid level in the first level detection mechanism detects blending tank 107 is less than when setting liquid level, and this is first years old
Level detection mechanism feedback signal, to central control system 8, is instructed the feed on concentrated solution supply line by central control system 8
Pump 102 works and concentrates reunion liquid with supply, the water inlet 108 of blending tank 107 supply water for industrial use, carry out the system of agglomerator
Standby.According to residue reunion dosage in the blending tank 107 that the first level detection mechanism detects, central control system 8 instruct dense
Control valve 104 and flow quantity detection mechanism on contracting liquid supply line accurately control to concentrate the addition of reunion liquid, and instruct corresponding
Water for industrial use addition, it is ensured that the constituent content of agglomerator is within normal range, thus ensures reunion dust removing effects.Above-mentioned knot
In structure, after extracting the concentration reunion liquid of respective amount from material-compound tank 105, can be instructed by central control system 8 and be connected to join
Each raw material supply pipeline on batch can 105 and supply channel add the chemical raw material of respective amount and water for industrial use to prepare respective amount
Concentration reunion liquid, it is ensured that in material-compound tank 105, deposit has the concentration reunion liquid of q.s, it is ensured that the stable operation of system.Thus,
Can install the 3rd level detection mechanism further in material-compound tank 105, the degree of accuracy of raising agglomerator preparation and system work
Stability.
In said structure, control valve 104 preferably uses electromagnetic valve, fast response time, controls operation precisely；May be used without
Pneumatic operated valve etc..Flow quantity detection mechanism includes effusion meter 103 and/or quantitative controller 106, it is achieved the essence of agglomerator component addition
Really control.
For above two automatic feeding system 1, the second Level Detection machine can be respectively provided with further in each head tank 101
Structure, described automatic feeding system 1 also includes alarm mechanism, each second level detection mechanism all with alarm mechanism interlocked control.Logical
Cross each second level detection mechanism and detect the amount of chemical raw material in each head tank 101, when in the most a certain head tank 101 or multiple
Material quantity in head tank 101 is less than setting value, can be controlled to central authorities by the second corresponding level detection mechanism feedback signal
System 8, central control system 8 instructs alarm mechanism to send alarm signal, reminds staff to add corresponding chemical principle in time
Material, to ensure that the normal table of this automatic feeding system 1 runs.
In above-mentioned automatic feeding system 1, described the first level detection mechanism, the second level detection mechanism and the 3rd liquid level
Testing agency can use the liquid level detection devices such as liquid level sensor；Above-mentioned interlocked control mode uses existing Automated condtrol
Mode, it addition, above-mentioned central control system 8 can use the central control system 8 of existing reunion system, it is not necessary to additionally program, reach
To accurately, effectively control.
Being exemplified below a specific embodiment: in the present embodiment, each chemical raw material and water for industrial use stir in material-compound tank 105
It is mixed into the concentration reunion liquid that each chemical raw material gross mass percentage ratio is 1%, during use, above-mentioned concentration reunion liquid is sent into blending tank
Add water for industrial use in 107 and be diluted to prepare each chemical raw material gross mass percentage ratio being the agglomerator of 1 ‰.Reunion dedusting system
System needs to spray the above-mentioned agglomerator of 4.5T per hour, and the amount of the most actually used above-mentioned concentration reunion liquid is 4.5KG/H, and every day concentrates group
The consumption of poly-liquid is 108KG.In existing reunion system, need within every 6 hours, add an agglomerator.The present embodiment is used to provide
Automatic feeding system 1, material-compound tank 105 Capacity design is 1T, then can work continuously 9 days and add a chemical raw material again, thus greatly
Save greatly labour force.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (7)
1. a reunion system, including agglomerator spraying mechanism, it is characterised in that: described agglomerator spraying mechanism passes through can be to cigarette
The exhaust pass of gas cooling is connected with flue gas generator；
Described agglomerator spraying mechanism includes stretching into the spray gun in described exhaust pass, and described spray gun connects its supply oriented and reunites
Agent add blanking subsystem, described in add blanking subsystem and include that raw material supply mechanism and blending tank, described blending tank are provided with raw material and enter
Mouth and water inlet, be provided with level detection mechanism, described level detection mechanism and described raw material supply mechanism in described blending tank
Charging pump interlocked control.
Reunion system the most according to claim 1, it is characterised in that: described flue is water-cooled flue or is built-in with heat exchanger
The flue of structure.
Reunion system the most according to claim 2, it is characterised in that: described heat exchange mechanisms includes one or more heat exchange
Device；During including multiple heat exchanger, each described heat exchanger is sequentially arranged along flue gas circulating direction.
Reunion system the most according to claim 3, it is characterised in that: described heat exchanger is coil exchanger.
Reunion system the most according to claim 4, it is characterised in that: described flue gas generator is boiler, described heat exchange
The cooling medium outlet of device is connected with described boiler.
6. a dust pelletizing system, receives ash subsystem including the chemical agglomeration subsystem being sequentially arranged along flue gas circulating direction and dedusting
System, it is characterised in that: described chemical agglomeration subsystem uses the reunion system as according to any one of claim 1 to 5.
Dust pelletizing system the most according to claim 6, it is characterised in that: described dedusting is received ash subsystem and is included electrostatic precipitation
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620376419.1U CN205731619U (en) | 2016-04-29 | 2016-04-29 | Reunion system and dust pelletizing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620376419.1U CN205731619U (en) | 2016-04-29 | 2016-04-29 | Reunion system and dust pelletizing system |
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| Publication Number | Publication Date |
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| CN205731619U true CN205731619U (en) | 2016-11-30 |
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| CN201620376419.1U Active CN205731619U (en) | 2016-04-29 | 2016-04-29 | Reunion system and dust pelletizing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108080148A (en) * | 2017-12-29 | 2018-05-29 | 武汉天空蓝环保科技有限公司 | A kind of smoke processing system based on chemical agglomeration and electric precipitation |
-
2016
- 2016-04-29 CN CN201620376419.1U patent/CN205731619U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108080148A (en) * | 2017-12-29 | 2018-05-29 | 武汉天空蓝环保科技有限公司 | A kind of smoke processing system based on chemical agglomeration and electric precipitation |
| CN108080148B (en) * | 2017-12-29 | 2024-10-08 | 武汉天空蓝环保科技有限公司 | Flue gas treatment system based on chemical agglomeration and electric precipitation |
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