CN206372685U - Scrubbing tower - Google Patents
Scrubbing tower Download PDFInfo
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- CN206372685U CN206372685U CN201621126202.1U CN201621126202U CN206372685U CN 206372685 U CN206372685 U CN 206372685U CN 201621126202 U CN201621126202 U CN 201621126202U CN 206372685 U CN206372685 U CN 206372685U
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- flue gas
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Abstract
The utility model discloses a kind of scrubbing tower, solve flue gas in scrubbing tower it is excessive enter caused by flue gas clogging the problem of, its drip irrigation device is：A kind of scrubbing tower, including the first tower body being sequentially connected with from the bottom to top, second tower body, 3rd tower body, first tower body is that alkali lye enters layer, second tower body is the packing material absorbing layer that filler is filled, 3rd tower body is that tail gas discharges layer, also include flue gas demister, it is provided with the flue gas demister delivery outlet on flue gas heater and the flue gas heater and is provided with sub-cylinder steam, primary air fan and air-introduced machine are provided with outbound course on the flue gas heater, chimney is provided with the air-introduced machine delivery outlet, scrubbing tower of the present utility model, flue gas clogging in scrubbing tower can effectively be reduced.
Description
Technical field
The utility model is related to gas purifying equipment field, more particularly to a kind of scrubbing tower.
Background technology
Scrubbing tower is a kind of new gas purification processing equipment, it be can floating filler layer gas purifier basis
Upper improvement and produce, be widely used in the pre-treatment in terms of industrial waste gas purifying, dedusting, clean-up effect very well, to coal gas
For chemical industry skill, gas washing is inevitable, and whatsoever Coal Gasification Technology all uses the operation of this unit.Because its work is former
Manage similar washing process, therefore named scrubbing tower.
Publication No. CN202740994U Chinese patent, a kind of scrubbing tower, including a kind of scrubbing tower, it include by it is lower extremely
On the first tower body, the second tower body and the 3rd tower body that are sequentially connected with, first tower body is that alkali lye enters layer, and the 3rd tower body is tail
Gas discharges layer, it is characterised in that second tower body is the packing material absorbing layer filled by filler.Set at the top of first tower body
Inlet exhaust gas is equipped with, there is liquid circulation mouthful one side lower end；The side lower end of 3rd tower body is provided with water inlet, its tower
Spray system is uniformly installed at height corresponding with water inlet in vivo, offgas outlet is installed on the top of the 3rd tower body.
Although the patent can be anti-to solve low brominated epoxy by providing a kind of scrubbing tower with packing material absorbing layer
The tail gas with acetone gas is directly discharged after the completion of answering, but the patent often occurs in demister when flue gas heater is used
The excessive phenomenon of flue gas, and the space that flue gas passes through in itself is constant in itself, and then cause flue gas clogging, also improve
Space.
Utility model content
The purpose of this utility model is to provide a kind of scrubbing tower, and the flue gas in scrubbing tower can be made not block.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of scrubbing tower, including the first tower body, the second tower body, the 3rd tower body being sequentially connected with from the bottom to top, described first
Tower body is that alkali lye enters layer, and second tower body is the packing material absorbing layer that filler is filled, and the 3rd tower body is that tail gas discharges layer,
It is provided with the flue gas demister delivery outlet on flue gas heater and the flue gas heater and is provided with sub-cylinder steam, it is described
It is provided with delivery outlet on flue gas heater on primary air fan and air-introduced machine, the air-introduced machine delivery outlet and is provided with chimney.
Using such scheme, by being provided with the delivery outlet towards flue gas demister, flue gas demister energy on scrubbing tower
It is enough that effectively the smog that scrubbing tower inside is produced is eliminated, and flue gas heater is provided with flue gas demister delivery outlet,
It can accelerate the molecular motion velocities inside flue gas by the heating to flue gas, and on the delivery outlet of flue gas heater upper end
It is provided with primary air fan and air-introduced machine, air-introduced machine is the mechanical energy by input, improves gas pressure and supply gas side by side the machinery of body,
It is a kind of driven fluid machinery, primary air fan：Certain pressure, the First air of certain flow are provided, coal dust is dried and sent
Enter burner there is provided coal dust fugitive constituent burning institute calorific requirement, primary air fan by motor, impeller, casing, inlet box, current collector,
Pedestal, regulation and control system etc. are constituted, and can be passed the partial fume produced in flue gas demister by primary air fan, air-introduced machine
Transport in air, it is to avoid flue gas clogging occurs in scrubbing tower.
Preferably, being provided with SCR catalytic reactors on delivery outlet on the 3rd tower body.
Using such scheme, the principle of SCR catalytic reactors is that under catalyst action, reducing agent NH3 is at 290-400 DEG C
It is lower that NO and NO2 are selectively reduced into N2, and hardly occur NH3 and O2 oxidation reaction, so as to improve N2 selection
Property, NH3 consumption is reduced, using the operation principle of above-mentioned SCR catalytic reactors, will be exported in the 3rd tower body in flue gas
NOX conversion is nitrogen and water, and then reduces the total amount of flue gas.
Preferably, fresh water RW input port can be passed through by being provided with the flue gas demister.
Using such scheme, realizing to enter flue gas demister on the input port that fresh water RW is arranged on flue gas demister
While row cooling, moreover it is possible to effectively will build up in the smog discharge flue gas demister in flue gas demister.
Preferably, being additionally provided with the input of sack cleaner on the flue gas heater to the outbound course of air-introduced machine
Mouthful.
Using such scheme, bypass protection is exactly to set bypass valve on the import and export flue of sack cleaner, when cigarette temperature
During the temperature range that can bear more than filter bag, or filter bag pressure difference is more than setting value and when drop is not got off, and bypass valve is automatic
Open, the exits and entrances valve of sack cleaner is closed, and flue gas is directly over air-introduced machine and is discharged to chimney, and bypass valve has built-in and outer
Put two kinds of formula.Built-in bypass valve is set on the import and export flue by sack cleaner body, compact conformation, cloth bag
Deduster, which is arranged on flue gas heater, can realize that this safeguard measure can only transfinite in cigarette temperature to the outbound course of air-introduced machine
When play the protective effect of moment, then boiler should stop transport as early as possible.
Preferably, also including system water cooling tower, steam condensate heat exchanger, the flue gas heater is additionally provided with
Towards system water cooling tower, the delivery outlet of steam condensate heat exchanger.
Using such scheme, system water cooling tower, steam condensate heat exchanger, system water with cooling tower is made with water
For circulating coolant, heat dissipation is absorbed from a system into air, to reduce the device of water temperature；It is to utilize water and sky that its is cold
Cold and hot exchange is carried out after flow of air contact and produces steam, steam volatilization takes away heat and reaches evaporative heat loss, convection heat transfer' heat-transfer by convection and radiation
The principles such as heat transfer reduce the evaporating radiator of water temperature to disperse the waste heat produced in industrial or refrigeration air-conditioner, to ensure to be
System normal operation, steam condensate heat exchanger be it is a kind of realized between two or more fluid of different temperatures material it
Between heat transfer energy-saving equipment, be heat is passed to the relatively low fluid of temperature by the higher fluid of temperature, make fluid temperature (F.T.)
The index of flow specification is reached, the need for meeting process conditions, while be also to improve one of capital equipment of energy utilization rate,
By being provided with above-mentioned delivery outlet on flue gas heater, it is possible to achieve the cooling to flue gas heater, and can be effectively sharp
With the energy disappeared after cooling.
Set preferably, the delivery outlet of the flue gas heater is provided with blow down cooler and the blow down cooler
There is the input port being additionally provided with manhole, the blow down cooler for being passed through fresh water RW.
Using such scheme, manhole：Thus a kind of duct often with lid, people hole turnover can arrange road, boiler, lower water
Pipe, also have include telecommunications, the light current well that cable television is used, the inner passage of large bridge maintenance etc., except manhole, here
Reserved opening is additionally provided with to realize the effect of effluent sewerage, while being additionally provided with fresh water RW input port here to realize to row
The cleaning of dirty cooler, in summary, by manhole, the input port of fresh water, reserved opening, blow down cooler can be observed at any time
Scavenging effect, and blow down cooler can be overhauled by staff.
Preferably, being provided with the output towards system water cooling tower, steam condensate heat exchanger on the air-introduced machine
Mouthful.
Using such scheme, system water cooling tower, steam condensate heat exchanger, system water with cooling tower is made with water
For circulating coolant, heat dissipation is absorbed from a system into air, to reduce the device of water temperature；Steam condensate heat exchanger
Delivery outlet be to carry out cold and hot exchange after contacting with air flow using water to produce steam, steam volatilization takes away heat and reaches evaporation
The principles such as radiating, convection heat transfer' heat-transfer by convection and radiant heat transfer reduce the steaming of water temperature to disperse the waste heat produced in industrial or refrigeration air-conditioner
Thermal is dissipated, to ensure the normal operation of system, steam condensate heat exchanger is a kind of at two kinds of different temperatures or two kinds
To realize the energy-saving equipment of heat transfer between material between upper fluid, be make heat by the higher fluid of temperature pass to temperature compared with
Low fluid, makes fluid temperature (F.T.) reach the index of flow specification, the need for meeting process conditions, while being also to improve energy profit
One of capital equipment with rate, here exports the smog of air-introduced machine to system water cooling tower, steam condensate heat exchanger energy
While cooling to air-introduced machine, the energy produced by cooling is utilized.
Preferably, the air-introduced machine is additionally provided with the system cooling water circulation for providing air-introduced machine service pressure
The input port of water pump.
Using such scheme, the machinery that water circulating pump is trandfer fluid or is pressurized it includes the machine of some conveying gases
Tool, it is to supply cooling water to turbine condenser that it, which is acted on, to cool down solidifying gas-turbine steam discharge, here by being set on air-introduced machine
The input port of system cooling water circulation water pump is put, the pressure that effectively can be produced water circulating pump drives the normal work of air-introduced machine,
Improve the effect of demisting.
Cool preferably, being provided with output to the delivery outlet and the precipitation of precipitation cooling tank on the blow down cooler
Input port, the input port of the 3rd tower body, the input port of sewage network, the input port of air-introduced machine of the second tower body are provided with pond.
Using such scheme, precipitation cooling tank is a kind of structures that suspension in water removal is removed using precipitation, and
Suspension in water can be cooled on this basis, and blow down cooler, the second tower body, the 3rd tower body, sewage network, air inducing
Machine, which inputs product, can realize the further filtering to product into the precipitation cooling tank, and then realize the purpose of degraded.
Preferably, being provided with compressed air system on the chimney.
Using such scheme, compressed air system refers to that the air of atmospheric pressure is compressed and is defeated by gas with higher pressure
Dynamic system, here by setting compressed air system on chimney, can effectively realize the gas inside chimney passing through pressure
Transmit to outside chimney.
In summary, the utility model has the advantages that：
1st, by the mutual cooperation of blower fan and air-introduced machine, the partial fume that will can be handled with pressure by flue gas heater
It is discharged into air, reduces the flue gas inside scrubbing tower；
2nd, can be passing through cigarette by the flue gas heater and sub-cylinder steam that are set on the delivery outlet of flue gas demister
The flue gas of gas demister processing further heats pressurized treatments, improves the molecular motion velocities of flue gas, and then improve flue gas
Flow rate, it is to avoid scrubbing tower occur flue gas clogging.
Brief description of the drawings
Fig. 1 is the partial schematic diagram one of the present embodiment；
Fig. 2 is the partial schematic diagram two of the present embodiment.
In figure：21st, sub-cylinder steam；2nd, the first tower body；3rd, the second tower body；4th, flue gas demister；5th, flue gas heater；6、
Blower fan；7th, air-introduced machine；8th, chimney；9th, SCR catalytic reactors；10th, sack cleaner；11st, system water cooling tower；12nd, steam
Condensed heat transfer fluid device；13rd, blow down cooler；14th, system cooling water circulation water pump；15th, compressed air system；16th, fresh water RW；
17th, manhole；18th, cooling tank is precipitated；19th, the 3rd tower body；20th, blowdown pipe network.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1-2, a kind of scrubbing tower disclosed in the present embodiment, including the first tower body being sequentially connected with from the bottom to top
2nd, the second tower body 3, the 3rd tower body 19, the first tower body 2 are that alkali lye enters layer, and the second tower body 3 is the packing material absorbing layer that filler is filled,
3rd tower body 19 is discharged for tail gas and is provided with flue gas heater 5 on layer, in addition to flue gas demister 4, the delivery outlet of flue gas demister 4
And primary air fan 6 is provided with the delivery outlet being provided with flue gas heater 5 on sub-cylinder steam 21, flue gas heater 5 and is drawn
Chimney 8 is provided with blower fan 7, the delivery outlet of air-introduced machine 7.
As shown in figure 1, scrubbing tower includes the first tower body 2 being sequentially connected with, the second tower body 3, the 3rd tower body from the bottom to top
19, a kind of scrubbing tower, including the first tower body 2 being sequentially connected with, the second tower body 3, the 3rd tower body 19, the first tower body from the bottom to top
2 be that alkali lye enters layer, and the second tower body 3 is the packing material absorbing layer that filler is filled, and the 3rd tower body 19 is that tail gas discharges layer, in addition to cigarette
It is provided with gas demister 4, the delivery outlet of flue gas demister 4 on flue gas heater 5 and flue gas heater 5 and is provided with sub-cylinder steam
21, it is provided with primary air fan 6 and air-introduced machine 7, the delivery outlet of air-introduced machine 7 on the delivery outlet on flue gas heater 5 and is provided with chimney
8。
As shown in figure 1, scrubbing tower is vertical barrel type structure, scrubbing tower body construction uses the glass fiber-reinforced protections of FRP
Plastic-steel, alkaline solution from tower body bottom by circulation pumping, then by tower top, sent back to by adapter, and the spray of liquid mist shape is converted to through nozzle
Enter, flowed with flue gas downstream, complete the heat of flue gas and alkaline solution, exchange matter, tower body supplements addition provided with NaOH solution
Adapter, according to solution end pH value in tower, robot control system(RCS) will adjust the feed flow of NAOH delivery pumps, keep solution meta-alkali in tower
Property.
As shown in figure 1, having fresh water input on one end on the 3rd tower body 19 of scrubbing tower, in the gas of the 3rd tower body 19
There are SCR catalytic reactors 9 on body outlet.
As shown in Figure 1, 2, the delivery outlet towards flue gas demister 4 is provided with the 3rd tower body 19 of scrubbing tower, in cigarette
The smog heater that can be heated to smog is provided with the outbound course at the end of gas demister 4.
As shown in Fig. 2 primary air fan 6, air-introduced machine 76 are provided with the outbound course of flue gas heater 5 first to realize
Part smog is passed through into air, and then reduces the smog inside scrubbing tower, secondly, in the input side of flue gas heater 5
The sub-cylinder steam 21 that smog heater operating pressure is provided is additionally provided with upwards, moreover, valve is carried in flue gas heater 5
Men Duan be additionally provided with towards the bottom of chimney 8, system water cooling tower 11, steam condensate heat exchanger 12 output end.
Cooled down as shown in Fig. 2 being provided with air-introduced machine 7 towards towards system cooling water circulation water pump 14, system water
The output end of tower 11, steam condensate heat exchanger 12, and input is additionally provided with air-introduced machine 7, air-introduced machine 7 is provided with system
Cooling water circulation water pump 14 leads to the input of air-introduced machine 7.
As shown in Fig. 2 being provided with the input towards air-introduced machine 7 on primary air fan 6, and it is additionally provided with air-introduced machine 7
It is passed through the input port of chimney 8.
As shown in Fig. 2 an input of flue gas heater 5 is not provided only with blow down cooler 13, and blowdown is cold
But the reserved opening of manhole 17 and one for being easy to artificially repair is additionally provided with device 13, is led to while being additionally provided with blow down cooler 13
Precipitate the output end of cooling tank 18.
As shown in Fig. 2 not being provided only with the input of blow-off pipe net 20 on precipitation cooling tank 18, it is additionally provided with from cigarette
The tail end gas of chimney 8, is additionally provided with the first tower body 2 towards the precipitation end output end of cooling tank 18.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (10)
1. a kind of scrubbing tower, including the first tower body (2) being sequentially connected with, the second tower body (3), the 3rd tower body from the bottom to top
(19), first tower body (2) is that alkali lye enters layer, and second tower body (3) is the packing material absorbing layer that filler is filled, described the
Three tower bodies (19) discharge layer for the tail gas of vapour discharge, it is characterized in that：Also include flue gas demister (4), the flue gas demister
(4) it is provided with delivery outlet on flue gas heater (5) and the flue gas heater (5) and is provided with sub-cylinder steam (21), it is described
It is provided with outbound course on flue gas heater (5) on primary air fan (6) and air-introduced machine (7), air-introduced machine (7) delivery outlet
It is provided with the chimney (8) for vapour discharge.
2. scrubbing tower according to claim 1, it is characterized in that：Use is provided with delivery outlet on 3rd tower body (19)
In the SCR catalytic reactors (9) of catalysis smoke reaction.
3. scrubbing tower according to claim 1, it is characterized in that：It is provided with the flue gas demister (4) new for being passed through
The input port of fresh water RW (16).
4. scrubbing tower according to claim 1, it is characterized in that：The flue gas heater (5) to air-introduced machine (7) output side
It is additionally provided with sack cleaner (10) upwards.
5. scrubbing tower according to claim 1, it is characterized in that：Also include system water cooling tower (11), steam condensate
Heat exchanger (12), the flue gas heater (5) is additionally provided with towards system water cooling tower (11), steam condensate heat exchanger
(12) delivery outlet.
6. scrubbing tower according to claim 1, it is characterized in that：The delivery outlet of the flue gas heater (5) is provided with blowdown
It is provided with cooler (13) and the blow down cooler (13) on manhole (17), the blow down cooler (13) and is additionally provided with use
In the input port for being passed through fresh water RW (16).
7. scrubbing tower according to claim 5, it is characterized in that：The air-introduced machine (7) also on be provided with towards system water use
The delivery outlet of cooling tower (11), steam condensate heat exchanger (12).
8. scrubbing tower according to claim 1, it is characterized in that：The air-introduced machine (7) is additionally provided with for providing air-introduced machine
The input port of the system cooling water circulation water pump (14) of service pressure.
9. scrubbing tower according to claim 6, it is characterized in that：It is additionally provided with and is exported to heavy on the blow down cooler (13)
The input of the second tower body (3) of dry load is additionally provided with the delivery outlet of shallow lake cooling tank (18) and the precipitation cooling tank (18)
Input port, the input port of sewage network (20), the input port of air-introduced machine (7) of mouth, the 3rd tower body (19) of discharge tail gas.
10. scrubbing tower according to claim 1, it is characterized in that：It is provided with what is interconnected with chimney on the chimney (8)
Compressed air system (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621126202.1U CN206372685U (en) | 2016-10-17 | 2016-10-17 | Scrubbing tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621126202.1U CN206372685U (en) | 2016-10-17 | 2016-10-17 | Scrubbing tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206372685U true CN206372685U (en) | 2017-08-04 |
Family
ID=59402150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621126202.1U Active CN206372685U (en) | 2016-10-17 | 2016-10-17 | Scrubbing tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206372685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108264062A (en) * | 2018-03-08 | 2018-07-10 | 苏州天沃环境能源工程有限公司 | Cleaning type solid caustic soda sheeting package mechanism |
-
2016
- 2016-10-17 CN CN201621126202.1U patent/CN206372685U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108264062A (en) * | 2018-03-08 | 2018-07-10 | 苏州天沃环境能源工程有限公司 | Cleaning type solid caustic soda sheeting package mechanism |
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